From: Arend van Spriel Date: Mon, 8 Aug 2011 13:58:43 +0000 (+0200) Subject: staging: brcm80211: reformat long lines in brcmsmac to 80 columns X-Git-Tag: upstream/snapshot3+hdmi~8929^2^2~864^2~325 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=419ad34e819cd90056eea8bb5de63c338fbbc3bd;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git staging: brcm80211: reformat long lines in brcmsmac to 80 columns Linux coding style strongly suggest to limit length of source lines to 80 characters. This commit correct this for the brcmsmac sources. Reviewed-by: Henry Ptasinski Reviewed-by: Roland Vossen Reviewed-by: Pieter-Paul Giesberts Signed-off-by: Arend van Spriel Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/brcm80211/brcmsmac/aiutils.c b/drivers/staging/brcm80211/brcmsmac/aiutils.c index bc4e2e1..4b1c60f 100644 --- a/drivers/staging/brcm80211/brcmsmac/aiutils.c +++ b/drivers/staging/brcm80211/brcmsmac/aiutils.c @@ -28,48 +28,68 @@ #include "aiutils.h" /* slow_clk_ctl */ -#define SCC_SS_MASK 0x00000007 /* slow clock source mask */ -#define SCC_SS_LPO 0x00000000 /* source of slow clock is LPO */ -#define SCC_SS_XTAL 0x00000001 /* source of slow clock is crystal */ -#define SCC_SS_PCI 0x00000002 /* source of slow clock is PCI */ -#define SCC_LF 0x00000200 /* LPOFreqSel, 1: 160Khz, 0: 32KHz */ -#define SCC_LP 0x00000400 /* LPOPowerDown, 1: LPO is disabled, - * 0: LPO is enabled - */ -#define SCC_FS 0x00000800 /* ForceSlowClk, 1: sb/cores running on slow clock, - * 0: power logic control - */ -#define SCC_IP 0x00001000 /* IgnorePllOffReq, 1/0: power logic ignores/honors - * PLL clock disable requests from core - */ -#define SCC_XC 0x00002000 /* XtalControlEn, 1/0: power logic does/doesn't - * disable crystal when appropriate - */ -#define SCC_XP 0x00004000 /* XtalPU (RO), 1/0: crystal running/disabled */ -#define SCC_CD_MASK 0xffff0000 /* ClockDivider (SlowClk = 1/(4+divisor)) */ + /* slow clock source mask */ +#define SCC_SS_MASK 0x00000007 + /* source of slow clock is LPO */ +#define SCC_SS_LPO 0x00000000 + /* source of slow clock is crystal */ +#define SCC_SS_XTAL 0x00000001 + /* source of slow clock is PCI */ +#define SCC_SS_PCI 0x00000002 + /* LPOFreqSel, 1: 160Khz, 0: 32KHz */ +#define SCC_LF 0x00000200 + /* LPOPowerDown, 1: LPO is disabled, 0: LPO is enabled */ +#define SCC_LP 0x00000400 + /* ForceSlowClk, 1: sb/cores running on slow clock, 0: power logic control */ +#define SCC_FS 0x00000800 + /* IgnorePllOffReq, 1/0: + * power logic ignores/honors PLL clock disable requests from core + */ +#define SCC_IP 0x00001000 + /* XtalControlEn, 1/0: + * power logic does/doesn't disable crystal when appropriate + */ +#define SCC_XC 0x00002000 + /* XtalPU (RO), 1/0: crystal running/disabled */ +#define SCC_XP 0x00004000 + /* ClockDivider (SlowClk = 1/(4+divisor)) */ +#define SCC_CD_MASK 0xffff0000 #define SCC_CD_SHIFT 16 /* system_clk_ctl */ -#define SYCC_IE 0x00000001 /* ILPen: Enable Idle Low Power */ -#define SYCC_AE 0x00000002 /* ALPen: Enable Active Low Power */ -#define SYCC_FP 0x00000004 /* ForcePLLOn */ -#define SYCC_AR 0x00000008 /* Force ALP (or HT if ALPen is not set */ -#define SYCC_HR 0x00000010 /* Force HT */ -#define SYCC_CD_MASK 0xffff0000 /* ClkDiv (ILP = 1/(4 * (divisor + 1)) */ + /* ILPen: Enable Idle Low Power */ +#define SYCC_IE 0x00000001 + /* ALPen: Enable Active Low Power */ +#define SYCC_AE 0x00000002 + /* ForcePLLOn */ +#define SYCC_FP 0x00000004 + /* Force ALP (or HT if ALPen is not set */ +#define SYCC_AR 0x00000008 + /* Force HT */ +#define SYCC_HR 0x00000010 + /* ClkDiv (ILP = 1/(4 * (divisor + 1)) */ +#define SYCC_CD_MASK 0xffff0000 #define SYCC_CD_SHIFT 16 #define CST4329_SPROM_OTP_SEL_MASK 0x00000003 -#define CST4329_DEFCIS_SEL 0 /* OTP is powered up, use def. CIS, no SPROM */ -#define CST4329_SPROM_SEL 1 /* OTP is powered up, SPROM is present */ -#define CST4329_OTP_SEL 2 /* OTP is powered up, no SPROM */ -#define CST4329_OTP_PWRDN 3 /* OTP is powered down, SPROM is present */ + /* OTP is powered up, use def. CIS, no SPROM */ +#define CST4329_DEFCIS_SEL 0 + /* OTP is powered up, SPROM is present */ +#define CST4329_SPROM_SEL 1 + /* OTP is powered up, no SPROM */ +#define CST4329_OTP_SEL 2 + /* OTP is powered down, SPROM is present */ +#define CST4329_OTP_PWRDN 3 + #define CST4329_SPI_SDIO_MODE_MASK 0x00000004 #define CST4329_SPI_SDIO_MODE_SHIFT 2 /* 43224 chip-specific ChipControl register bits */ #define CCTRL43224_GPIO_TOGGLE 0x8000 -#define CCTRL_43224A0_12MA_LED_DRIVE 0x00F000F0 /* 12 mA drive strength */ -#define CCTRL_43224B0_12MA_LED_DRIVE 0xF0 /* 12 mA drive strength for later 43224s */ + /* 12 mA drive strength */ +#define CCTRL_43224A0_12MA_LED_DRIVE 0x00F000F0 + /* 12 mA drive strength for later 43224s */ +#define CCTRL_43224B0_12MA_LED_DRIVE 0xF0 /* 43236 Chip specific ChipStatus register bits */ #define CST43236_SFLASH_MASK 0x00000040 @@ -78,29 +98,44 @@ #define CST43236_BP_CLK 0x00000200 /* 120/96Mbps */ #define CST43236_BOOT_MASK 0x00001800 #define CST43236_BOOT_SHIFT 11 -#define CST43236_BOOT_FROM_SRAM 0 /* boot from SRAM, ARM in reset */ -#define CST43236_BOOT_FROM_ROM 1 /* boot from ROM */ -#define CST43236_BOOT_FROM_FLASH 2 /* boot from FLASH */ +#define CST43236_BOOT_FROM_SRAM 0 /* boot from SRAM, ARM in reset */ +#define CST43236_BOOT_FROM_ROM 1 /* boot from ROM */ +#define CST43236_BOOT_FROM_FLASH 2 /* boot from FLASH */ #define CST43236_BOOT_FROM_INVALID 3 /* 4331 chip-specific ChipControl register bits */ -#define CCTRL4331_BT_COEXIST (1<<0) /* 0 disable */ -#define CCTRL4331_SECI (1<<1) /* 0 SECI is disabled (JATG functional) */ -#define CCTRL4331_EXT_LNA (1<<2) /* 0 disable */ -#define CCTRL4331_SPROM_GPIO13_15 (1<<3) /* sprom/gpio13-15 mux */ -#define CCTRL4331_EXTPA_EN (1<<4) /* 0 ext pa disable, 1 ext pa enabled */ -#define CCTRL4331_GPIOCLK_ON_SPROMCS (1<<5) /* set drive out GPIO_CLK on sprom_cs pin */ -#define CCTRL4331_PCIE_MDIO_ON_SPROMCS (1<<6) /* use sprom_cs pin as PCIE mdio interface */ -#define CCTRL4331_EXTPA_ON_GPIO2_5 (1<<7) /* aband extpa will be at gpio2/5 and sprom_dout */ -#define CCTRL4331_OVR_PIPEAUXCLKEN (1<<8) /* override core control on pipe_AuxClkEnable */ -#define CCTRL4331_OVR_PIPEAUXPWRDOWN (1<<9) /* override core control on pipe_AuxPowerDown */ -#define CCTRL4331_PCIE_AUXCLKEN (1<<10) /* pcie_auxclkenable */ -#define CCTRL4331_PCIE_PIPE_PLLDOWN (1<<11) /* pcie_pipe_pllpowerdown */ -#define CCTRL4331_BT_SHD0_ON_GPIO4 (1<<16) /* enable bt_shd0 at gpio4 */ -#define CCTRL4331_BT_SHD1_ON_GPIO5 (1<<17) /* enable bt_shd1 at gpio5 */ + /* 0 disable */ +#define CCTRL4331_BT_COEXIST (1<<0) + /* 0 SECI is disabled (JTAG functional) */ +#define CCTRL4331_SECI (1<<1) + /* 0 disable */ +#define CCTRL4331_EXT_LNA (1<<2) + /* sprom/gpio13-15 mux */ +#define CCTRL4331_SPROM_GPIO13_15 (1<<3) + /* 0 ext pa disable, 1 ext pa enabled */ +#define CCTRL4331_EXTPA_EN (1<<4) + /* set drive out GPIO_CLK on sprom_cs pin */ +#define CCTRL4331_GPIOCLK_ON_SPROMCS (1<<5) + /* use sprom_cs pin as PCIE mdio interface */ +#define CCTRL4331_PCIE_MDIO_ON_SPROMCS (1<<6) + /* aband extpa will be at gpio2/5 and sprom_dout */ +#define CCTRL4331_EXTPA_ON_GPIO2_5 (1<<7) + /* override core control on pipe_AuxClkEnable */ +#define CCTRL4331_OVR_PIPEAUXCLKEN (1<<8) + /* override core control on pipe_AuxPowerDown */ +#define CCTRL4331_OVR_PIPEAUXPWRDOWN (1<<9) + /* pcie_auxclkenable */ +#define CCTRL4331_PCIE_AUXCLKEN (1<<10) + /* pcie_pipe_pllpowerdown */ +#define CCTRL4331_PCIE_PIPE_PLLDOWN (1<<11) + /* enable bt_shd0 at gpio4 */ +#define CCTRL4331_BT_SHD0_ON_GPIO4 (1<<16) + /* enable bt_shd1 at gpio5 */ +#define CCTRL4331_BT_SHD1_ON_GPIO5 (1<<17) /* 4331 Chip specific ChipStatus register bits */ -#define CST4331_XTAL_FREQ 0x00000001 /* crystal frequency 20/40Mhz */ + /* crystal frequency 20/40Mhz */ +#define CST4331_XTAL_FREQ 0x00000001 #define CST4331_SPROM_PRESENT 0x00000002 #define CST4331_OTP_PRESENT 0x00000004 #define CST4331_LDO_RF 0x00000008 @@ -110,19 +145,26 @@ #define CST4319_SPI_CPULESSUSB 0x00000001 #define CST4319_SPI_CLK_POL 0x00000002 #define CST4319_SPI_CLK_PH 0x00000008 -#define CST4319_SPROM_OTP_SEL_MASK 0x000000c0 /* gpio [7:6], SDIO CIS selection */ + /* gpio [7:6], SDIO CIS selection */ +#define CST4319_SPROM_OTP_SEL_MASK 0x000000c0 #define CST4319_SPROM_OTP_SEL_SHIFT 6 -#define CST4319_DEFCIS_SEL 0x00000000 /* use default CIS, OTP is powered up */ -#define CST4319_SPROM_SEL 0x00000040 /* use SPROM, OTP is powered up */ -#define CST4319_OTP_SEL 0x00000080 /* use OTP, OTP is powered up */ -#define CST4319_OTP_PWRDN 0x000000c0 /* use SPROM, OTP is powered down */ -#define CST4319_SDIO_USB_MODE 0x00000100 /* gpio [8], sdio/usb mode */ + /* use default CIS, OTP is powered up */ +#define CST4319_DEFCIS_SEL 0x00000000 + /* use SPROM, OTP is powered up */ +#define CST4319_SPROM_SEL 0x00000040 + /* use OTP, OTP is powered up */ +#define CST4319_OTP_SEL 0x00000080 + /* use SPROM, OTP is powered down */ +#define CST4319_OTP_PWRDN 0x000000c0 + /* gpio [8], sdio/usb mode */ +#define CST4319_SDIO_USB_MODE 0x00000100 #define CST4319_REMAP_SEL_MASK 0x00000600 #define CST4319_ILPDIV_EN 0x00000800 #define CST4319_XTAL_PD_POL 0x00001000 #define CST4319_LPO_SEL 0x00002000 #define CST4319_RES_INIT_MODE 0x0000c000 -#define CST4319_PALDO_EXTPNP 0x00010000 /* PALDO is configured with external PNP */ + /* PALDO is configured with external PNP */ +#define CST4319_PALDO_EXTPNP 0x00010000 #define CST4319_CBUCK_MODE_MASK 0x00060000 #define CST4319_CBUCK_MODE_BURST 0x00020000 #define CST4319_CBUCK_MODE_LPBURST 0x00060000 @@ -153,7 +195,8 @@ #define CST4313_SPROM_OTP_SEL_SHIFT 0 /* 4313 Chip specific ChipControl register bits */ -#define CCTRL_4313_12MA_LED_DRIVE 0x00000007 /* 12 mA drive strengh for later 4313 */ + /* 12 mA drive strengh for later 4313 */ +#define CCTRL_4313_12MA_LED_DRIVE 0x00000007 #define BCM47162_DMP() ((sih->chip == BCM47162_CHIP_ID) && \ (sih->chiprev == 0) && \ @@ -227,9 +270,12 @@ #define SD_SG32 0x00000008 #define SD_SZ_ALIGN 0x00000fff -#define PCI_CFG_GPIO_SCS 0x10 /* PCI config space bit 4 for 4306c0 slow clock source */ -#define PCI_CFG_GPIO_XTAL 0x40 /* PCI config space GPIO 14 for Xtal power-up */ -#define PCI_CFG_GPIO_PLL 0x80 /* PCI config space GPIO 15 for PLL power-down */ +/* PCI config space bit 4 for 4306c0 slow clock source */ +#define PCI_CFG_GPIO_SCS 0x10 +/* PCI config space GPIO 14 for Xtal power-up */ +#define PCI_CFG_GPIO_XTAL 0x40 +/* PCI config space GPIO 15 for PLL power-down */ +#define PCI_CFG_GPIO_PLL 0x80 /* power control defines */ #define PLL_DELAY 150 /* us pll on delay */ @@ -468,7 +514,8 @@ void ai_scan(struct si_pub *sih, void *regs) } eromlim = eromptr + (ER_REMAPCONTROL / sizeof(u32)); - SI_VMSG(("ai_scan: regs = 0x%p, erombase = 0x%08x, eromptr = 0x%p, eromlim = 0x%p\n", regs, erombase, eromptr, eromlim)); + SI_VMSG(("ai_scan: regs = 0x%p, erombase = 0x%08x, eromptr = 0x%p, " + "eromlim = 0x%p\n", regs, erombase, eromptr, eromlim)); while (eromptr < eromlim) { u32 cia, cib, cid, mfg, crev, nmw, nsw, nmp, nsp; u32 mpd, asd, addrl, addrh, sizel, sizeh; @@ -502,7 +549,9 @@ void ai_scan(struct si_pub *sih, void *regs) nmp = (cib & CIB_NMP_MASK) >> CIB_NMP_SHIFT; nsp = (cib & CIB_NSP_MASK) >> CIB_NSP_SHIFT; - SI_VMSG(("Found component 0x%04x/0x%04x rev %d at erom addr 0x%p, with nmw = %d, " "nsw = %d, nmp = %d & nsp = %d\n", mfg, cid, crev, base, nmw, nsw, nmp, nsp)); + SI_VMSG(("Found component 0x%04x/0x%04x rev %d at erom addr " + "0x%p, with nmw = %d, nsw = %d, nmp = %d & nsp = %d\n", + mfg, cid, crev, base, nmw, nsw, nmp, nsp)); if (((mfg == MFGID_ARM) && (cid == DEF_AI_COMP)) || (nsp == 0)) continue; @@ -526,7 +575,8 @@ void ai_scan(struct si_pub *sih, void *regs) for (i = 0; i < nmp; i++) { mpd = get_erom_ent(sih, &eromptr, ER_VALID, ER_VALID); if ((mpd & ER_TAG) != ER_MP) { - SI_ERROR(("Not enough MP entries for component 0x%x\n", cid)); + SI_ERROR(("Not enough MP entries for " + "component 0x%x\n", cid)); goto error; } SI_VMSG((" Master port %d, mp: %d id: %d\n", i, @@ -549,7 +599,8 @@ void ai_scan(struct si_pub *sih, void *regs) br = true; else if ((addrh != 0) || (sizeh != 0) || (sizel != SI_CORE_SIZE)) { - SI_ERROR(("First Slave ASD for core 0x%04x malformed " "(0x%08x)\n", cid, asd)); + SI_ERROR(("First Slave ASD for core 0x%04x " + "malformed (0x%08x)\n", cid, asd)); goto error; } } @@ -704,7 +755,8 @@ u32 ai_addrspace(struct si_pub *sih, uint asidx) else if (asidx == 1) return sii->coresba2[cidx]; else { - SI_ERROR(("%s: Need to parse the erom again to find addr space %d\n", __func__, asidx)); + SI_ERROR(("%s: Need to parse the erom again to find addr " + "space %d\n", __func__, asidx)); return 0; } } @@ -723,7 +775,8 @@ u32 ai_addrspacesize(struct si_pub *sih, uint asidx) else if (asidx == 1) return sii->coresba2_size[cidx]; else { - SI_ERROR(("%s: Need to parse the erom again to find addr space %d\n", __func__, asidx)); + SI_ERROR(("%s: Need to parse the erom again to find addr " + "space %d\n", __func__, asidx)); return 0; } } @@ -735,7 +788,8 @@ uint ai_flag(struct si_pub *sih) sii = SI_INFO(sih); if (BCM47162_DMP()) { - SI_ERROR(("%s: Attempting to read MIPS DMP registers on 47162a0", __func__)); + SI_ERROR(("%s: Attempting to read MIPS DMP registers " + "on 47162a0", __func__)); return sii->curidx; } ai = sii->curwrap; @@ -833,7 +887,8 @@ u32 ai_core_sflags(struct si_pub *sih, u32 mask, u32 val) sii = SI_INFO(sih); if (BCM47162_DMP()) { - SI_ERROR(("%s: Accessing MIPS DMP register (iostatus) on 47162a0", __func__)); + SI_ERROR(("%s: Accessing MIPS DMP register (iostatus) " + "on 47162a0", __func__)); return 0; } diff --git a/drivers/staging/brcm80211/brcmsmac/aiutils.h b/drivers/staging/brcm80211/brcmsmac/aiutils.h index f881b44..4c682a5 100644 --- a/drivers/staging/brcm80211/brcmsmac/aiutils.h +++ b/drivers/staging/brcm80211/brcmsmac/aiutils.h @@ -242,16 +242,23 @@ #define SRC_PRESENT 0x00000001 /* 4330 chip-specific ChipStatus register bits */ -#define CST4330_CHIPMODE_SDIOD(cs) (((cs) & 0x7) < 6) /* SDIO || gSPI */ -#define CST4330_CHIPMODE_USB20D(cs) (((cs) & 0x7) >= 6) /* USB || USBDA */ -#define CST4330_CHIPMODE_SDIO(cs) (((cs) & 0x4) == 0) /* SDIO */ -#define CST4330_CHIPMODE_GSPI(cs) (((cs) & 0x6) == 4) /* gSPI */ -#define CST4330_CHIPMODE_USB(cs) (((cs) & 0x7) == 6) /* USB packet-oriented */ -#define CST4330_CHIPMODE_USBDA(cs) (((cs) & 0x7) == 7) /* USB Direct Access */ + /* SDIO || gSPI */ +#define CST4330_CHIPMODE_SDIOD(cs) (((cs) & 0x7) < 6) + /* USB || USBDA */ +#define CST4330_CHIPMODE_USB20D(cs) (((cs) & 0x7) >= 6) + /* SDIO */ +#define CST4330_CHIPMODE_SDIO(cs) (((cs) & 0x4) == 0) + /* gSPI */ +#define CST4330_CHIPMODE_GSPI(cs) (((cs) & 0x6) == 4) + /* USB packet-oriented */ +#define CST4330_CHIPMODE_USB(cs) (((cs) & 0x7) == 6) + /* USB Direct Access */ +#define CST4330_CHIPMODE_USBDA(cs) (((cs) & 0x7) == 7) #define CST4330_OTP_PRESENT 0x00000010 #define CST4330_LPO_AUTODET_EN 0x00000020 #define CST4330_ARMREMAP_0 0x00000040 -#define CST4330_SPROM_PRESENT 0x00000080 /* takes priority over OTP if both set */ + /* takes priority over OTP if both set */ +#define CST4330_SPROM_PRESENT 0x00000080 #define CST4330_ILPDIV_EN 0x00000100 #define CST4330_LPO_SEL 0x00000200 #define CST4330_RES_INIT_MODE_SHIFT 10 diff --git a/drivers/staging/brcm80211/brcmsmac/ampdu.c b/drivers/staging/brcm80211/brcmsmac/ampdu.c index b462fc8..64bbc24 100644 --- a/drivers/staging/brcm80211/brcmsmac/ampdu.c +++ b/drivers/staging/brcm80211/brcmsmac/ampdu.c @@ -22,19 +22,32 @@ #include "main.h" #include "ampdu.h" -#define AMPDU_MAX_MPDU 32 /* max number of mpdus in an ampdu */ -#define AMPDU_NUM_MPDU_LEGACY 16 /* max number of mpdus in an ampdu to a legacy */ -#define AMPDU_TX_BA_MAX_WSIZE 64 /* max Tx ba window size (in pdu) */ -#define AMPDU_TX_BA_DEF_WSIZE 64 /* default Tx ba window size (in pdu) */ -#define AMPDU_RX_BA_DEF_WSIZE 64 /* max Rx ba window size (in pdu) */ -#define AMPDU_RX_BA_MAX_WSIZE 64 /* default Rx ba window size (in pdu) */ -#define AMPDU_MAX_DUR 5 /* max dur of tx ampdu (in msec) */ -#define AMPDU_DEF_RETRY_LIMIT 5 /* default tx retry limit */ -#define AMPDU_DEF_RR_RETRY_LIMIT 2 /* default tx retry limit at reg rate */ -#define AMPDU_DEF_TXPKT_WEIGHT 2 /* default weight of ampdu in txfifo */ -#define AMPDU_DEF_FFPLD_RSVD 2048 /* default ffpld reserved bytes */ -#define AMPDU_INI_FREE 10 /* # of inis to be freed on detach */ -#define AMPDU_SCB_MAX_RELEASE 20 /* max # of mpdus released at a time */ +/* max number of mpdus in an ampdu */ +#define AMPDU_MAX_MPDU 32 +/* max number of mpdus in an ampdu to a legacy */ +#define AMPDU_NUM_MPDU_LEGACY 16 +/* max Tx ba window size (in pdu) */ +#define AMPDU_TX_BA_MAX_WSIZE 64 +/* default Tx ba window size (in pdu) */ +#define AMPDU_TX_BA_DEF_WSIZE 64 +/* default Rx ba window size (in pdu) */ +#define AMPDU_RX_BA_DEF_WSIZE 64 +/* max Rx ba window size (in pdu) */ +#define AMPDU_RX_BA_MAX_WSIZE 64 +/* max dur of tx ampdu (in msec) */ +#define AMPDU_MAX_DUR 5 +/* default tx retry limit */ +#define AMPDU_DEF_RETRY_LIMIT 5 +/* default tx retry limit at reg rate */ +#define AMPDU_DEF_RR_RETRY_LIMIT 2 +/* default weight of ampdu in txfifo */ +#define AMPDU_DEF_TXPKT_WEIGHT 2 +/* default ffpld reserved bytes */ +#define AMPDU_DEF_FFPLD_RSVD 2048 +/* # of inis to be freed on detach */ +#define AMPDU_INI_FREE 10 +/* max # of mpdus released at a time */ +#define AMPDU_SCB_MAX_RELEASE 20 #define NUM_FFPLD_FIFO 4 /* number of fifo concerned by pre-loading */ #define FFPLD_TX_MAX_UNFL 200 /* default value of the average number of ampdu @@ -59,44 +72,70 @@ * some counters might be redundant with the ones in wlc or ampdu structures. * This allows to maintain a specific state independently of * how often and/or when the wlc counters are updated. + * + * ampdu_pld_size: number of bytes to be pre-loaded + * mcs2ampdu_table: per-mcs max # of mpdus in an ampdu + * prev_txfunfl: num of underflows last read from the HW macstats counter + * accum_txfunfl: num of underflows since we modified pld params + * accum_txampdu: num of tx ampdu since we modified pld params + * prev_txampdu: previous reading of tx ampdu + * dmaxferrate: estimated dma avg xfer rate in kbits/sec */ struct brcms_fifo_info { - u16 ampdu_pld_size; /* number of bytes to be pre-loaded */ - u8 mcs2ampdu_table[FFPLD_MAX_MCS + 1]; /* per-mcs max # of mpdus in an ampdu */ - u16 prev_txfunfl; /* num of underflows last read from the HW macstats counter */ - u32 accum_txfunfl; /* num of underflows since we modified pld params */ - u32 accum_txampdu; /* num of tx ampdu since we modified pld params */ - u32 prev_txampdu; /* previous reading of tx ampdu */ - u32 dmaxferrate; /* estimated dma avg xfer rate in kbits/sec */ + u16 ampdu_pld_size; + u8 mcs2ampdu_table[FFPLD_MAX_MCS + 1]; + u16 prev_txfunfl; + u32 accum_txfunfl; + u32 accum_txampdu; + u32 prev_txampdu; + u32 dmaxferrate; }; -/* AMPDU module specific state */ +/* AMPDU module specific state + * + * wlc: pointer to main wlc structure + * scb_handle: scb cubby handle to retrieve data from scb + * ini_enable: per-tid initiator enable/disable of ampdu + * ba_tx_wsize: Tx ba window size (in pdu) + * ba_rx_wsize: Rx ba window size (in pdu) + * retry_limit: mpdu transmit retry limit + * rr_retry_limit: mpdu transmit retry limit at regular rate + * retry_limit_tid: per-tid mpdu transmit retry limit + * rr_retry_limit_tid: per-tid mpdu transmit retry limit at regular rate + * mpdu_density: min mpdu spacing (0-7) ==> 2^(x-1)/8 usec + * max_pdu: max pdus allowed in ampdu + * dur: max duration of an ampdu (in msec) + * txpkt_weight: weight of ampdu in txfifo; reduces rate lag + * rx_factor: maximum rx ampdu factor (0-3) ==> 2^(13+x) bytes + * ffpld_rsvd: number of bytes to reserve for preload + * max_txlen: max size of ampdu per mcs, bw and sgi + * ini_free: array of ini's to be freed on detach + * mfbr: enable multiple fallback rate + * tx_max_funl: underflows should be kept such that + * (tx_max_funfl*underflows) < tx frames + * fifo_tb: table of fifo infos + */ struct ampdu_info { - struct brcms_c_info *wlc; /* pointer to main wlc structure */ - int scb_handle; /* scb cubby handle to retrieve data from scb */ - u8 ini_enable[AMPDU_MAX_SCB_TID]; /* per-tid initiator enable/disable of ampdu */ - u8 ba_tx_wsize; /* Tx ba window size (in pdu) */ - u8 ba_rx_wsize; /* Rx ba window size (in pdu) */ - u8 retry_limit; /* mpdu transmit retry limit */ - u8 rr_retry_limit; /* mpdu transmit retry limit at regular rate */ - u8 retry_limit_tid[AMPDU_MAX_SCB_TID]; /* per-tid mpdu transmit retry limit */ - /* per-tid mpdu transmit retry limit at regular rate */ + struct brcms_c_info *wlc; + int scb_handle; + u8 ini_enable[AMPDU_MAX_SCB_TID]; + u8 ba_tx_wsize; + u8 ba_rx_wsize; + u8 retry_limit; + u8 rr_retry_limit; + u8 retry_limit_tid[AMPDU_MAX_SCB_TID]; u8 rr_retry_limit_tid[AMPDU_MAX_SCB_TID]; - u8 mpdu_density; /* min mpdu spacing (0-7) ==> 2^(x-1)/8 usec */ - s8 max_pdu; /* max pdus allowed in ampdu */ - u8 dur; /* max duration of an ampdu (in msec) */ - u8 txpkt_weight; /* weight of ampdu in txfifo; reduces rate lag */ - u8 rx_factor; /* maximum rx ampdu factor (0-3) ==> 2^(13+x) bytes */ - u32 ffpld_rsvd; /* number of bytes to reserve for preload */ - u32 max_txlen[MCS_TABLE_SIZE][2][2]; /* max size of ampdu per mcs, bw and sgi */ - void *ini_free[AMPDU_INI_FREE]; /* array of ini's to be freed on detach */ - bool mfbr; /* enable multiple fallback rate */ - u32 tx_max_funl; /* underflows should be kept such that - * (tx_max_funfl*underflows) < tx frames - */ - /* table of fifo infos */ + u8 mpdu_density; + s8 max_pdu; + u8 dur; + u8 txpkt_weight; + u8 rx_factor; + u32 ffpld_rsvd; + u32 max_txlen[MCS_TABLE_SIZE][2][2]; + void *ini_free[AMPDU_INI_FREE]; + bool mfbr; + u32 tx_max_funl; struct brcms_fifo_info fifo_tb[NUM_FFPLD_FIFO]; - }; /* used for flushing ampdu packets */ @@ -163,7 +202,10 @@ struct ampdu_info *brcms_c_ampdu_attach(struct brcms_c_info *wlc) ampdu->txpkt_weight = AMPDU_DEF_TXPKT_WEIGHT; ampdu->ffpld_rsvd = AMPDU_DEF_FFPLD_RSVD; - /* bump max ampdu rcv size to 64k for all 11n devices except 4321A0 and 4321A1 */ + /* + * bump max ampdu rcv size to 64k for all 11n + * devices except 4321A0 and 4321A1 + */ if (BRCMS_ISNPHY(wlc->band) && NREV_LT(wlc->band->phyrev, 2)) ampdu->rx_factor = IEEE80211_HT_MAX_AMPDU_32K; else @@ -194,7 +236,10 @@ void brcms_c_ampdu_detach(struct ampdu_info *ampdu) if (!ampdu) return; - /* free all ini's which were to be freed on callbacks which were never called */ + /* + * free all ini's which were to be freed on + * callbacks which were never called + */ for (i = 0; i < AMPDU_INI_FREE; i++) kfree(ampdu->ini_free[i]); @@ -220,7 +265,8 @@ static void brcms_c_scb_ampdu_update_config(struct ampdu_info *ampdu, if (ampdu->max_pdu != AUTO) scb_ampdu->max_pdu = (u8) ampdu->max_pdu; - scb_ampdu->release = min_t(u8, scb_ampdu->max_pdu, AMPDU_SCB_MAX_RELEASE); + scb_ampdu->release = min_t(u8, scb_ampdu->max_pdu, + AMPDU_SCB_MAX_RELEASE); if (scb_ampdu->max_rx_ampdu_bytes) scb_ampdu->release = min_t(u8, scb_ampdu->release, @@ -321,8 +367,8 @@ static int brcms_c_ffpld_check_txfunfl(struct brcms_c_info *wlc, int fid) return 0; } - max_mpdu = - min_t(u8, fifo->mcs2ampdu_table[FFPLD_MAX_MCS], AMPDU_NUM_MPDU_LEGACY); + max_mpdu = min_t(u8, fifo->mcs2ampdu_table[FFPLD_MAX_MCS], + AMPDU_NUM_MPDU_LEGACY); /* In case max value max_pdu is already lower than the fifo depth, there is nothing more we can do. @@ -344,11 +390,12 @@ static int brcms_c_ffpld_check_txfunfl(struct brcms_c_info *wlc, int fid) brcms_c_scb_ampdu_update_config_all(ampdu); /* - compute a new dma xfer rate for max_mpdu @ max mcs. - This is the minimum dma rate that - can achieve no underflow condition for the current mpdu size. + * compute a new dma xfer rate for max_mpdu @ max mcs. + * This is the minimum dma rate that can achieve no + * underflow condition for the current mpdu size. + * + * note : we divide/multiply by 100 to avoid integer overflows */ - /* note : we divide/multiply by 100 to avoid integer overflows */ fifo->dmaxferrate = (((phy_rate / 100) * (max_mpdu * FFPLD_MPDU_SIZE - fifo->ampdu_pld_size)) @@ -387,8 +434,8 @@ static void brcms_c_ffpld_calc_mcs2ampdu_table(struct ampdu_info *ampdu, int f) /* recompute the dma rate */ /* note : we divide/multiply by 100 to avoid integer overflows */ - max_mpdu = - min_t(u8, fifo->mcs2ampdu_table[FFPLD_MAX_MCS], AMPDU_NUM_MPDU_LEGACY); + max_mpdu = min_t(u8, fifo->mcs2ampdu_table[FFPLD_MAX_MCS], + AMPDU_NUM_MPDU_LEGACY); phy_rate = MCS_RATE(FFPLD_MAX_MCS, true, false); dma_rate = (((phy_rate / 100) * @@ -666,9 +713,13 @@ brcms_c_sendampdu(struct ampdu_info *ampdu, struct brcms_txq_info *qi, if (count == scb_ampdu->max_pdu) break; - /* check to see if the next pkt is a candidate for aggregation */ + /* + * check to see if the next pkt is + * a candidate for aggregation + */ p = pktq_ppeek(&qi->q, prec); - tx_info = IEEE80211_SKB_CB(p); /* tx_info must be checked with current p */ + /* tx_info must be checked with current p */ + tx_info = IEEE80211_SKB_CB(p); if (p) { if ((tx_info->flags & IEEE80211_TX_CTL_AMPDU) && @@ -683,7 +734,10 @@ brcms_c_sendampdu(struct ampdu_info *ampdu, struct brcms_txq_info *qi, continue; } - /* check if there are enough descriptors available */ + /* + * check if there are enough + * descriptors available + */ if (TXAVAIL(wlc, fifo) <= (seg_cnt + 1)) { wiphy_err(wiphy, "%s: No fifo space " "!!\n", __func__); @@ -962,10 +1016,13 @@ brcms_c_ampdu_dotxstatus_complete(struct ampdu_info *ampdu, struct scb *scb, supr_status == TX_STATUS_SUPR_EXPTIME) { retry = false; } else if (supr_status == TX_STATUS_SUPR_EXPTIME) { - /* TX underflow : try tuning pre-loading or ampdu size */ + /* TX underflow: + * try tuning pre-loading or ampdu size + */ } else if (supr_status == TX_STATUS_SUPR_FRAG) { - /* if there were underflows, but pre-loading is not active, - notify rate adaptation. + /* + * if there were underflows, but pre-loading + * is not active, notify rate adaptation. */ if (brcms_c_ffpld_check_txfunfl(wlc, prio2fifo[tid]) > 0) @@ -1013,7 +1070,10 @@ brcms_c_ampdu_dotxstatus_complete(struct ampdu_info *ampdu, struct scb *scb, ini->tx_in_transit--; ini->txretry[index] = 0; - /* ampdu_ack_len: number of acked aggregated frames */ + /* + * ampdu_ack_len: + * number of acked aggregated frames + */ /* ampdu_len: number of aggregated frames */ brcms_c_ampdu_rate_status(wlc, tx_info, txs, mcs); @@ -1038,11 +1098,14 @@ brcms_c_ampdu_dotxstatus_complete(struct ampdu_info *ampdu, struct scb *scb, if (retry && (txrate[0].count < (int)retry_limit)) { ini->txretry[index]++; ini->tx_in_transit--; - /* Use high prededence for retransmit to give some punch */ + /* + * Use high prededence for retransmit to + * give some punch + */ /* brcms_c_txq_enq(wlc, scb, p, * BRCMS_PRIO_TO_PREC(tid)); */ brcms_c_txq_enq(wlc, scb, p, - BRCMS_PRIO_TO_HI_PREC(tid)); + BRCMS_PRIO_TO_HI_PREC(tid)); } else { /* Retry timeout */ ini->tx_in_transit--; @@ -1150,7 +1213,10 @@ void brcms_c_ampdu_shm_upd(struct ampdu_info *ampdu) { struct brcms_c_info *wlc = ampdu->wlc; - /* Extend ucode internal watchdog timer to match larger received frames */ + /* + * Extend ucode internal watchdog timer to + * match larger received frames + */ if ((ampdu->rx_factor & IEEE80211_HT_AMPDU_PARM_FACTOR) == IEEE80211_HT_MAX_AMPDU_64K) { brcms_c_write_shm(wlc, M_MIMO_MAXSYM, MIMO_MAXSYM_MAX); diff --git a/drivers/staging/brcm80211/brcmsmac/antsel.c b/drivers/staging/brcm80211/brcmsmac/antsel.c index 5a5d5d6..23e0453 100644 --- a/drivers/staging/brcm80211/brcmsmac/antsel.c +++ b/drivers/staging/brcm80211/brcmsmac/antsel.c @@ -259,7 +259,10 @@ static u8 brcms_c_antsel_id2antcfg(struct antsel_info *asi, u8 id) return antcfg; } -/* boardlevel antenna selection: convert ant_cfg to mimo_antsel (ucode interface) */ +/* + * boardlevel antenna selection: + * convert ant_cfg to mimo_antsel (ucode interface) + */ static u16 brcms_c_antsel_antcfg2antsel(struct antsel_info *asi, u8 ant_cfg) { u8 idx = BRCMS_ANTIDX_11N(BRCMS_ANTSEL_11N(ant_cfg)); @@ -293,7 +296,10 @@ static int brcms_c_antsel_cfgupd(struct antsel_info *asi, ant_cfg = antsel->ant_config[ANT_SELCFG_TX_DEF]; mimo_antsel = brcms_c_antsel_antcfg2antsel(asi, ant_cfg); brcms_c_write_shm(wlc, M_MIMO_ANTSEL_TXDFLT, mimo_antsel); - /* Update driver stats for currently selected default tx/rx antenna config */ + /* + * Update driver stats for currently selected + * default tx/rx antenna config + */ asi->antcfg_cur.ant_config[ANT_SELCFG_TX_DEF] = ant_cfg; /* 2) Update RX antconfig for all frames that are not unicast data @@ -302,7 +308,10 @@ static int brcms_c_antsel_cfgupd(struct antsel_info *asi, ant_cfg = antsel->ant_config[ANT_SELCFG_RX_DEF]; mimo_antsel = brcms_c_antsel_antcfg2antsel(asi, ant_cfg); brcms_c_write_shm(wlc, M_MIMO_ANTSEL_RXDFLT, mimo_antsel); - /* Update driver stats for currently selected default tx/rx antenna config */ + /* + * Update driver stats for currently selected + * default tx/rx antenna config + */ asi->antcfg_cur.ant_config[ANT_SELCFG_RX_DEF] = ant_cfg; return 0; diff --git a/drivers/staging/brcm80211/brcmsmac/channel.c b/drivers/staging/brcm80211/brcmsmac/channel.c index a738e3b..b9cb892 100644 --- a/drivers/staging/brcm80211/brcmsmac/channel.c +++ b/drivers/staging/brcm80211/brcmsmac/channel.c @@ -151,9 +151,9 @@ const struct brcms_chanvec chanvec_all_5G = { /* Channels 52 - 64, 100 - 140 */ static const struct brcms_chanvec radar_set1 = { - {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x11, /* 52 - 60 */ - 0x01, 0x00, 0x00, 0x00, 0x10, 0x11, 0x11, 0x11, /* 64, 100 - 124 */ - 0x11, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 128 - 140 */ + {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x11, /* 52 - 60 */ + 0x01, 0x00, 0x00, 0x00, 0x10, 0x11, 0x11, 0x11, /* 64, 100 - 124 */ + 0x11, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 128 - 140 */ 0x00, 0x00, 0x00, 0x00} }; @@ -220,15 +220,19 @@ static const struct brcms_chanvec restricted_set_12_13_14 = { #define LOCALE_CHAN_52_140_ALL (1<<14) #define LOCALE_SET_5G_HIGH4 (1<<15) /* 184-216 */ -#define LOCALE_CHAN_36_64 (LOCALE_SET_5G_LOW1 | LOCALE_SET_5G_LOW2 | LOCALE_SET_5G_LOW3) -#define LOCALE_CHAN_52_64 (LOCALE_SET_5G_LOW2 | LOCALE_SET_5G_LOW3) -#define LOCALE_CHAN_100_124 (LOCALE_SET_5G_MID1 | LOCALE_SET_5G_MID2) -#define LOCALE_CHAN_100_140 \ - (LOCALE_SET_5G_MID1 | LOCALE_SET_5G_MID2 | LOCALE_SET_5G_MID3 | LOCALE_SET_5G_HIGH1) -#define LOCALE_CHAN_149_165 (LOCALE_SET_5G_HIGH2 | LOCALE_SET_5G_HIGH3) -#define LOCALE_CHAN_184_216 LOCALE_SET_5G_HIGH4 +#define LOCALE_CHAN_36_64 (LOCALE_SET_5G_LOW1 | \ + LOCALE_SET_5G_LOW2 | \ + LOCALE_SET_5G_LOW3) +#define LOCALE_CHAN_52_64 (LOCALE_SET_5G_LOW2 | LOCALE_SET_5G_LOW3) +#define LOCALE_CHAN_100_124 (LOCALE_SET_5G_MID1 | LOCALE_SET_5G_MID2) +#define LOCALE_CHAN_100_140 (LOCALE_SET_5G_MID1 | LOCALE_SET_5G_MID2 | \ + LOCALE_SET_5G_MID3 | LOCALE_SET_5G_HIGH1) +#define LOCALE_CHAN_149_165 (LOCALE_SET_5G_HIGH2 | LOCALE_SET_5G_HIGH3) +#define LOCALE_CHAN_184_216 LOCALE_SET_5G_HIGH4 -#define LOCALE_CHAN_01_14 (LOCALE_CHAN_01_11 | LOCALE_CHAN_12_13 | LOCALE_CHAN_14) +#define LOCALE_CHAN_01_14 (LOCALE_CHAN_01_11 | \ + LOCALE_CHAN_12_13 | \ + LOCALE_CHAN_14) #define LOCALE_RADAR_SET_NONE 0 #define LOCALE_RADAR_SET_1 1 @@ -500,7 +504,8 @@ static const struct locale_mimo_info *g_mimo_5g_table[] = { #endif #define LC_5G(id) LOCALE_5G_IDX_ ## id -#define LOCALES(band2, band5, mimo2, mimo5) {LC_2G(band2), LC_5G(band5), LC(mimo2), LC(mimo5)} +#define LOCALES(band2, band5, mimo2, mimo5) \ + {LC_2G(band2), LC_5G(band5), LC(mimo2), LC(mimo5)} static const struct { char abbrev[BRCM_CNTRY_BUF_SZ]; /* country abbreviation */ @@ -644,7 +649,10 @@ struct brcms_cm_info *brcms_c_channel_mgr_attach(struct brcms_c_info *wlc) if (ccode) strncpy(wlc->pub->srom_ccode, ccode, BRCM_CNTRY_BUF_SZ - 1); - /* internal country information which must match regulatory constraints in firmware */ + /* + * internal country information which must match + * regulatory constraints in firmware + */ memset(country_abbrev, 0, BRCM_CNTRY_BUF_SZ); strncpy(country_abbrev, "X2", sizeof(country_abbrev) - 1); country = brcms_c_country_lookup(wlc, country_abbrev); @@ -672,8 +680,10 @@ brcms_c_channel_locale_flags_in_band(struct brcms_cm_info *wlc_cm, return wlc_cm->bandstate[bandunit].locale_flags; } -/* set the driver's current country and regulatory information using a country code - * as the source. Lookup built in country information found with the country code. +/* + * set the driver's current country and regulatory information using + * a country code as the source. Lookup built in country information + * found with the country code. */ static int brcms_c_set_countrycode(struct brcms_cm_info *wlc_cm, const char *ccode) @@ -696,7 +706,10 @@ brcms_c_set_countrycode_rev(struct brcms_cm_info *wlc_cm, * otherwise use the ccode and regrev directly */ if (regrev == -1) { - /* map the country code to a built-in country code, regrev, and country_info */ + /* + * map the country code to a built-in country + * code, regrev, and country_info + */ country = brcms_c_countrycode_map(wlc_cm, ccode, mapped_ccode, &mapped_regrev); @@ -717,8 +730,10 @@ brcms_c_set_countrycode_rev(struct brcms_cm_info *wlc_cm, return 0; } -/* set the driver's current country and regulatory information using a country code - * as the source. Look up built in country information found with the country code. +/* + * set the driver's current country and regulatory information + * using a country code as the source. Look up built in country + * information found with the country code. */ static void brcms_c_set_country_common(struct brcms_cm_info *wlc_cm, @@ -777,7 +792,10 @@ brcms_c_country_lookup(struct brcms_c_info *wlc, const char *ccode) char mapped_ccode[BRCM_CNTRY_BUF_SZ]; uint mapped_regrev; - /* map the country code to a built-in country code, regrev, and country_info struct */ + /* + * map the country code to a built-in country code, regrev, and + * country_info struct + */ country = brcms_c_countrycode_map(wlc->cmi, ccode, mapped_ccode, &mapped_regrev); @@ -850,7 +868,10 @@ brcms_c_country_lookup_direct(const char *ccode, uint regrev) /* Should just return 0 for single locale driver. */ /* Keep it this way in case we add more locales. (for now anyway) */ - /* all other country def arrays are for regrev == 0, so if regrev is non-zero, fail */ + /* + * all other country def arrays are for regrev == 0, so if + * regrev is non-zero, fail + */ if (regrev > 0) return NULL; @@ -895,8 +916,9 @@ brcms_c_channels_init(struct brcms_cm_info *wlc_cm, wlc_cm->bandstate[band->bandunit].radar_channels = g_table_radar_set[li->radar_channels]; - /* set the channel availability, - * masking out the channels that may not be supported on this phy + /* + * set the channel availability, masking out the channels + * that may not be supported on this phy. */ wlc_phy_chanspec_band_validch(band->pi, band->bandtype, &sup_chan); @@ -931,9 +953,15 @@ static void brcms_c_channels_commit(struct brcms_cm_info *wlc_cm) if (chan == MAXCHANNEL) chan = INVCHANNEL; - /* based on the channel search above, set or clear WL_RADIO_COUNTRY_DISABLE */ + /* + * based on the channel search above, set or + * clear WL_RADIO_COUNTRY_DISABLE. + */ if (chan == INVCHANNEL) { - /* country/locale with no valid channels, set the radio disable bit */ + /* + * country/locale with no valid channels, set + * the radio disable bit + */ mboolset(wlc->pub->radio_disabled, WL_RADIO_COUNTRY_DISABLE); wiphy_err(wlc->wiphy, "wl%d: %s: no valid channel for \"%s\" " "nbands %d bandlocked %d\n", wlc->pub->unit, @@ -941,12 +969,16 @@ static void brcms_c_channels_commit(struct brcms_cm_info *wlc_cm) wlc->bandlocked); } else if (mboolisset(wlc->pub->radio_disabled, WL_RADIO_COUNTRY_DISABLE)) { - /* country/locale with valid channel, clear the radio disable bit */ + /* + * country/locale with valid channel, clear + * the radio disable bit + */ mboolclr(wlc->pub->radio_disabled, WL_RADIO_COUNTRY_DISABLE); } - /* Now that the country abbreviation is set, if the radio supports 2G, then - * set channel 14 restrictions based on the new locale. + /* + * Now that the country abbreviation is set, if the radio supports 2G, + * then set channel 14 restrictions based on the new locale. */ if (NBANDS(wlc) > 1 || BAND_2G(wlc->band->bandtype)) wlc_phy_chanspec_ch14_widefilter_set(wlc->band->pi, @@ -961,7 +993,10 @@ static void brcms_c_channels_commit(struct brcms_cm_info *wlc_cm) } } -/* reset the quiet channels vector to the union of the restricted and radar channel sets */ +/* + * reset the quiet channels vector to the union + * of the restricted and radar channel sets + */ static void brcms_c_quiet_channels_reset(struct brcms_cm_info *wlc_cm) { struct brcms_c_info *wlc = wlc_cm->wlc; @@ -987,15 +1022,11 @@ static bool brcms_c_quiet_chanspec(struct brcms_cm_info *wlc_cm, u16 chspec) { return N_ENAB(wlc_cm->wlc->pub) && CHSPEC_IS40(chspec) ? - (isset - (wlc_cm->quiet_channels.vec, - LOWER_20_SB(CHSPEC_CHANNEL(chspec))) - || isset(wlc_cm->quiet_channels.vec, - UPPER_20_SB(CHSPEC_CHANNEL(chspec)))) : isset(wlc_cm-> - quiet_channels. - vec, - CHSPEC_CHANNEL - (chspec)); + (isset(wlc_cm->quiet_channels.vec, + LOWER_20_SB(CHSPEC_CHANNEL(chspec))) || + isset(wlc_cm->quiet_channels.vec, + UPPER_20_SB(CHSPEC_CHANNEL(chspec)))) : + isset(wlc_cm->quiet_channels.vec, CHSPEC_CHANNEL(chspec)); } /* Is the channel valid for the current locale? (but don't consider channels not @@ -1112,8 +1143,9 @@ brcms_c_channel_set_chanspec(struct brcms_cm_info *wlc_cm, u16 chanspec, brcms_c_channel_reg_limits(wlc_cm, chanspec, &txpwr); - brcms_c_channel_min_txpower_limits_with_local_constraint(wlc_cm, &txpwr, - local_constraint_qdbm); + brcms_c_channel_min_txpower_limits_with_local_constraint( + wlc_cm, &txpwr, local_constraint_qdbm + ); brcms_b_set_chanspec(wlc->hw, chanspec, (brcms_c_quiet_chanspec(wlc_cm, chanspec) != 0), @@ -1317,10 +1349,12 @@ brcms_c_channel_reg_limits(struct brcms_cm_info *wlc_cm, u16 chanspec, txpwr->ofdm[i] = (u8) maxpwr; for (i = 0; i < BRCMS_NUM_RATES_OFDM; i++) { - /* OFDM 40 MHz SISO has the same power as the corresponding MCS0-7 rate unless - * overriden by the locale specific code. We set this value to 0 as a - * flag (presumably 0 dBm isn't a possibility) and then copy the MCS0-7 value - * to the 40 MHz value if it wasn't explicitly set. + /* + * OFDM 40 MHz SISO has the same power as the corresponding + * MCS0-7 rate unless overriden by the locale specific code. + * We set this value to 0 as a flag (presumably 0 dBm isn't + * a possibility) and then copy the MCS0-7 value to the 40 MHz + * value if it wasn't explicitly set. */ txpwr->ofdm_40_siso[i] = 0; @@ -1354,8 +1388,9 @@ brcms_c_channel_reg_limits(struct brcms_cm_info *wlc_cm, u16 chanspec, /* Fill in the MCS 0-7 (SISO) rates */ for (i = 0; i < BRCMS_NUM_RATES_MCS_1_STREAM; i++) { - /* 20 MHz has the same power as the corresponding OFDM rate unless - * overriden by the locale specific code. + /* + * 20 MHz has the same power as the corresponding OFDM rate + * unless overriden by the locale specific code. */ txpwr->mcs_20_siso[i] = txpwr->ofdm[i]; txpwr->mcs_40_siso[i] = 0; @@ -1367,7 +1402,10 @@ brcms_c_channel_reg_limits(struct brcms_cm_info *wlc_cm, u16 chanspec, txpwr->mcs_40_cdd[i] = (u8) maxpwr40; } - /* These locales have SISO expressed in the table and override CDD later */ + /* + * These locales have SISO expressed in the + * table and override CDD later + */ if (li_mimo == &locale_bn) { if (li_mimo == &locale_bn) { maxpwr20 = QDB(16); @@ -1408,10 +1446,10 @@ brcms_c_channel_reg_limits(struct brcms_cm_info *wlc_cm, u16 chanspec, } } - /* Copy the 40 MHZ MCS 0-7 CDD value to the 40 MHZ MCS 0-7 SISO value if it wasn't - * provided explicitly. + /* + * Copy the 40 MHZ MCS 0-7 CDD value to the 40 MHZ MCS 0-7 SISO + * value if it wasn't provided explicitly. */ - for (i = 0; i < BRCMS_NUM_RATES_MCS_1_STREAM; i++) { if (txpwr->mcs_40_siso[i] == 0) txpwr->mcs_40_siso[i] = txpwr->mcs_40_cdd[i]; @@ -1427,8 +1465,9 @@ brcms_c_channel_reg_limits(struct brcms_cm_info *wlc_cm, u16 chanspec, } } - /* Copy the 20 and 40 MHz MCS0-7 CDD values to the corresponding STBC values if they weren't - * provided explicitly. + /* + * Copy the 20 and 40 MHz MCS0-7 CDD values to the corresponding + * STBC values if they weren't provided explicitly. */ for (i = 0; i < BRCMS_NUM_RATES_MCS_1_STREAM; i++) { if (txpwr->mcs_20_stbc[i] == 0) @@ -1458,8 +1497,9 @@ static bool brcms_c_japan_ccode(const char *ccode) } /* - * Validate the chanspec for this locale, for 40MHZ we need to also check that the sidebands - * are valid 20MZH channels in this locale and they are also a legal HT combination + * Validate the chanspec for this locale, for 40MHZ we need to also + * check that the sidebands are valid 20MZH channels in this locale + * and they are also a legal HT combination */ static bool brcms_c_valid_chanspec_ext(struct brcms_cm_info *wlc_cm, u16 chspec, @@ -1487,8 +1527,9 @@ brcms_c_valid_chanspec_ext(struct brcms_cm_info *wlc_cm, u16 chspec, return VALID_CHANNEL20(wlc_cm->wlc, channel); } #ifdef SUPPORT_40MHZ - /* We know we are now checking a 40MHZ channel, so we should only be here - * for NPHYS + /* + * We know we are now checking a 40MHZ channel, so we should + * only be here for NPHYS */ if (BRCMS_ISNPHY(wlc->band) || BRCMS_ISSSLPNPHY(wlc->band)) { u8 upper_sideband = 0, idx; diff --git a/drivers/staging/brcm80211/brcmsmac/channel.h b/drivers/staging/brcm80211/brcmsmac/channel.h index c9452be..3e85844 100644 --- a/drivers/staging/brcm80211/brcmsmac/channel.h +++ b/drivers/staging/brcm80211/brcmsmac/channel.h @@ -40,12 +40,14 @@ */ /* macro to get 2.4 GHz channel group index for tx power */ -#define CHANNEL_POWER_IDX_2G_CCK(c) (((c) < 2) ? 0 : (((c) < 11) ? 1 : 2)) /* cck index */ -#define CHANNEL_POWER_IDX_2G_OFDM(c) (((c) < 2) ? 3 : (((c) < 11) ? 4 : 5)) /* ofdm index */ +#define CHANNEL_POWER_IDX_2G_CCK(c) (((c) < 2) ? 0 : (((c) < 11) ? 1 : 2)) +#define CHANNEL_POWER_IDX_2G_OFDM(c) (((c) < 2) ? 3 : (((c) < 11) ? 4 : 5)) /* macro to get 5 GHz channel group index for tx power */ -#define CHANNEL_POWER_IDX_5G(c) \ - (((c) < 52) ? 0 : (((c) < 62) ? 1 : (((c) < 100) ? 2 : (((c) < 149) ? 3 : 4)))) +#define CHANNEL_POWER_IDX_5G(c) (((c) < 52) ? 0 : \ + (((c) < 62) ? 1 : \ + (((c) < 100) ? 2 : \ + (((c) < 149) ? 3 : 4)))) /* max of BAND_5G_PWR_LVLS and 6 for 2.4 GHz */ #define BRCMS_MAXPWR_TBL_SIZE 6 @@ -67,9 +69,8 @@ struct locale_info { u8 restricted_channels; /* Max tx pwr in qdBm for each sub-band */ s8 maxpwr[BRCMS_MAXPWR_TBL_SIZE]; - s8 pub_maxpwr[BAND_5G_PWR_LVLS]; /* Country IE advertised max tx pwr in dBm - * per sub-band - */ + /* Country IE advertised max tx pwr in dBm per sub-band */ + s8 pub_maxpwr[BAND_5G_PWR_LVLS]; u8 flags; }; diff --git a/drivers/staging/brcm80211/brcmsmac/d11.h b/drivers/staging/brcm80211/brcmsmac/d11.h index 4dc7340..96f487a 100644 --- a/drivers/staging/brcm80211/brcmsmac/d11.h +++ b/drivers/staging/brcm80211/brcmsmac/d11.h @@ -29,11 +29,11 @@ #define RX_FIFO 0 /* data and ctl frames */ #define RX_TXSTATUS_FIFO 3 /* RX fifo for tx status packages */ -/* TX FIFO numbers using WME Access Classes */ -#define TX_AC_BK_FIFO 0 /* Access Category Background TX FIFO */ -#define TX_AC_BE_FIFO 1 /* Access Category Best-Effort TX FIFO */ -#define TX_AC_VI_FIFO 2 /* Access Class Video TX FIFO */ -#define TX_AC_VO_FIFO 3 /* Access Class Voice TX FIFO */ +/* TX FIFO numbers using WME Access Category */ +#define TX_AC_BK_FIFO 0 /* Background TX FIFO */ +#define TX_AC_BE_FIFO 1 /* Best-Effort TX FIFO */ +#define TX_AC_VI_FIFO 2 /* Video TX FIFO */ +#define TX_AC_VO_FIFO 3 /* Voice TX FIFO */ #define TX_BCMC_FIFO 4 /* Broadcast/Multicast TX FIFO */ #define TX_ATIM_FIFO 5 /* TX fifo for ATIM window info */ @@ -457,7 +457,7 @@ struct d11regs { #define IRL_FC_MASK 0xff000000 /* frame count */ #define IRL_FC_SHIFT 24 /* frame count */ -/* maccontrol register */ +/*== maccontrol register ==*/ #define MCTL_GMODE (1U << 31) #define MCTL_DISCARD_PMQ (1 << 30) #define MCTL_WAKE (1 << 26) @@ -481,75 +481,119 @@ struct d11regs { #define MCTL_PSM_RUN (1 << 1) #define MCTL_EN_MAC (1 << 0) -/* maccommand register */ +/*== maccommand register ==*/ #define MCMD_BCN0VLD (1 << 0) #define MCMD_BCN1VLD (1 << 1) #define MCMD_DIRFRMQVAL (1 << 2) #define MCMD_CCA (1 << 3) #define MCMD_BG_NOISE (1 << 4) #define MCMD_SKIP_SHMINIT (1 << 5) /* only used for simulation */ -#define MCMD_SAMPLECOLL MCMD_SKIP_SHMINIT /* reuse for sample collect */ - -/* macintstatus/macintmask */ -#define MI_MACSSPNDD (1 << 0) /* MAC has gracefully suspended */ -#define MI_BCNTPL (1 << 1) /* beacon template available */ -#define MI_TBTT (1 << 2) /* TBTT indication */ -#define MI_BCNSUCCESS (1 << 3) /* beacon successfully tx'd */ -#define MI_BCNCANCLD (1 << 4) /* beacon canceled (IBSS) */ -#define MI_ATIMWINEND (1 << 5) /* end of ATIM-window (IBSS) */ -#define MI_PMQ (1 << 6) /* PMQ entries available */ -#define MI_NSPECGEN_0 (1 << 7) /* non-specific gen-stat bits that are set by PSM */ -#define MI_NSPECGEN_1 (1 << 8) /* non-specific gen-stat bits that are set by PSM */ -#define MI_MACTXERR (1 << 9) /* MAC level Tx error */ -#define MI_NSPECGEN_3 (1 << 10) /* non-specific gen-stat bits that are set by PSM */ -#define MI_PHYTXERR (1 << 11) /* PHY Tx error */ -#define MI_PME (1 << 12) /* Power Management Event */ -#define MI_GP0 (1 << 13) /* General-purpose timer0 */ -#define MI_GP1 (1 << 14) /* General-purpose timer1 */ -#define MI_DMAINT (1 << 15) /* (ORed) DMA-interrupts */ -#define MI_TXSTOP (1 << 16) /* MAC has completed a TX FIFO Suspend/Flush */ -#define MI_CCA (1 << 17) /* MAC has completed a CCA measurement */ -#define MI_BG_NOISE (1 << 18) /* MAC has collected background noise samples */ -#define MI_DTIM_TBTT (1 << 19) /* MBSS DTIM TBTT indication */ -#define MI_PRQ (1 << 20) /* Probe response queue needs attention */ -#define MI_PWRUP (1 << 21) /* Radio/PHY has been powered back up. */ +#define MCMD_SAMPLECOLL MCMD_SKIP_SHMINIT /* reuse for sample collect */ + +/*== macintstatus/macintmask ==*/ +/* gracefully suspended */ +#define MI_MACSSPNDD (1 << 0) +/* beacon template available */ +#define MI_BCNTPL (1 << 1) +/* TBTT indication */ +#define MI_TBTT (1 << 2) +/* beacon successfully tx'd */ +#define MI_BCNSUCCESS (1 << 3) +/* beacon canceled (IBSS) */ +#define MI_BCNCANCLD (1 << 4) +/* end of ATIM-window (IBSS) */ +#define MI_ATIMWINEND (1 << 5) +/* PMQ entries available */ +#define MI_PMQ (1 << 6) +/* non-specific gen-stat bits that are set by PSM */ +#define MI_NSPECGEN_0 (1 << 7) +/* non-specific gen-stat bits that are set by PSM */ +#define MI_NSPECGEN_1 (1 << 8) +/* MAC level Tx error */ +#define MI_MACTXERR (1 << 9) +/* non-specific gen-stat bits that are set by PSM */ +#define MI_NSPECGEN_3 (1 << 10) +/* PHY Tx error */ +#define MI_PHYTXERR (1 << 11) +/* Power Management Event */ +#define MI_PME (1 << 12) +/* General-purpose timer0 */ +#define MI_GP0 (1 << 13) +/* General-purpose timer1 */ +#define MI_GP1 (1 << 14) +/* (ORed) DMA-interrupts */ +#define MI_DMAINT (1 << 15) +/* MAC has completed a TX FIFO Suspend/Flush */ +#define MI_TXSTOP (1 << 16) +/* MAC has completed a CCA measurement */ +#define MI_CCA (1 << 17) +/* MAC has collected background noise samples */ +#define MI_BG_NOISE (1 << 18) +/* MBSS DTIM TBTT indication */ +#define MI_DTIM_TBTT (1 << 19) +/* Probe response queue needs attention */ +#define MI_PRQ (1 << 20) +/* Radio/PHY has been powered back up. */ +#define MI_PWRUP (1 << 21) #define MI_RESERVED3 (1 << 22) #define MI_RESERVED2 (1 << 23) #define MI_RESERVED1 (1 << 25) /* MAC detected change on RF Disable input*/ #define MI_RFDISABLE (1 << 28) -#define MI_TFS (1 << 29) /* MAC has completed a TX */ -#define MI_PHYCHANGED (1 << 30) /* A phy status change wrt G mode */ -#define MI_TO (1U << 31) /* general purpose timeout */ +/* MAC has completed a TX */ +#define MI_TFS (1 << 29) +/* A phy status change wrt G mode */ +#define MI_PHYCHANGED (1 << 30) +/* general purpose timeout */ +#define MI_TO (1U << 31) /* Mac capabilities registers */ -/* machwcap */ +/*== machwcap ==*/ #define MCAP_TKIPMIC 0x80000000 /* TKIP MIC hardware present */ -/* pmqhost data */ -#define PMQH_DATA_MASK 0xffff0000 /* data entry of head pmq entry */ -#define PMQH_BSSCFG 0x00100000 /* PM entry for BSS config */ -#define PMQH_PMOFF 0x00010000 /* PM Mode OFF: power save off */ -#define PMQH_PMON 0x00020000 /* PM Mode ON: power save on */ -#define PMQH_DASAT 0x00040000 /* Dis-associated or De-authenticated */ -#define PMQH_ATIMFAIL 0x00080000 /* ATIM not acknowledged */ -#define PMQH_DEL_ENTRY 0x00000001 /* delete head entry */ -#define PMQH_DEL_MULT 0x00000002 /* delete head entry to cur read pointer -1 */ -#define PMQH_OFLO 0x00000004 /* pmq overflow indication */ -#define PMQH_NOT_EMPTY 0x00000008 /* entries are present in pmq */ - -/* phydebug */ -#define PDBG_CRS (1 << 0) /* phy is asserting carrier sense */ -#define PDBG_TXA (1 << 1) /* phy is taking xmit byte from mac this cycle */ -#define PDBG_TXF (1 << 2) /* mac is instructing the phy to transmit a frame */ -#define PDBG_TXE (1 << 3) /* phy is signalling a transmit Error to the mac */ -#define PDBG_RXF (1 << 4) /* phy detected the end of a valid frame preamble */ -#define PDBG_RXS (1 << 5) /* phy detected the end of a valid PLCP header */ -#define PDBG_RXFRG (1 << 6) /* rx start not asserted */ -#define PDBG_RXV (1 << 7) /* mac is taking receive byte from phy this cycle */ -#define PDBG_RFD (1 << 16) /* RF portion of the radio is disabled */ - -/* objaddr register */ +/*== pmqhost data ==*/ +/* data entry of head pmq entry */ +#define PMQH_DATA_MASK 0xffff0000 +/* PM entry for BSS config */ +#define PMQH_BSSCFG 0x00100000 +/* PM Mode OFF: power save off */ +#define PMQH_PMOFF 0x00010000 +/* PM Mode ON: power save on */ +#define PMQH_PMON 0x00020000 +/* Dis-associated or De-authenticated */ +#define PMQH_DASAT 0x00040000 +/* ATIM not acknowledged */ +#define PMQH_ATIMFAIL 0x00080000 +/* delete head entry */ +#define PMQH_DEL_ENTRY 0x00000001 +/* delete head entry to cur read pointer -1 */ +#define PMQH_DEL_MULT 0x00000002 +/* pmq overflow indication */ +#define PMQH_OFLO 0x00000004 +/* entries are present in pmq */ +#define PMQH_NOT_EMPTY 0x00000008 + +/*== phydebug ==*/ +/* phy is asserting carrier sense */ +#define PDBG_CRS (1 << 0) +/* phy is taking xmit byte from mac this cycle */ +#define PDBG_TXA (1 << 1) +/* mac is instructing the phy to transmit a frame */ +#define PDBG_TXF (1 << 2) +/* phy is signalling a transmit Error to the mac */ +#define PDBG_TXE (1 << 3) +/* phy detected the end of a valid frame preamble */ +#define PDBG_RXF (1 << 4) +/* phy detected the end of a valid PLCP header */ +#define PDBG_RXS (1 << 5) +/* rx start not asserted */ +#define PDBG_RXFRG (1 << 6) +/* mac is taking receive byte from phy this cycle */ +#define PDBG_RXV (1 << 7) +/* RF portion of the radio is disabled */ +#define PDBG_RFD (1 << 16) + +/*== objaddr register ==*/ #define OBJADDR_SEL_MASK 0x000F0000 #define OBJADDR_UCM_SEL 0x00000000 #define OBJADDR_SHM_SEL 0x00010000 @@ -564,20 +608,20 @@ struct d11regs { #define WEP_PCMADDR 0x07d4 #define WEP_PCMDATA 0x07d6 -/* frmtxstatus */ +/*== frmtxstatus ==*/ #define TXS_V (1 << 0) /* valid bit */ #define TXS_STATUS_MASK 0xffff #define TXS_FID_MASK 0xffff0000 #define TXS_FID_SHIFT 16 -/* frmtxstatus2 */ +/*== frmtxstatus2 ==*/ #define TXS_SEQ_MASK 0xffff #define TXS_PTX_MASK 0xff0000 #define TXS_PTX_SHIFT 16 #define TXS_MU_MASK 0x01000000 #define TXS_MU_SHIFT 24 -/* clk_ctl_st */ +/*== clk_ctl_st ==*/ #define CCS_ERSRC_REQ_D11PLL 0x00000100 /* d11 core pll request */ #define CCS_ERSRC_REQ_PHYPLL 0x00000200 /* PHY pll request */ #define CCS_ERSRC_AVAIL_D11PLL 0x01000000 /* d11 core pll available */ @@ -602,22 +646,27 @@ struct d11regs { #define TXFIFO_SIZE_UNIT 256 /* one unit corresponds to 256 bytes */ #define MBSS16_TEMPLMEM_MINBLKS 65 /* one unit corresponds to 256 bytes */ -/* phy versions, PhyVersion:Revision field */ -#define PV_AV_MASK 0xf000 /* analog block version */ -#define PV_AV_SHIFT 12 /* analog block version bitfield offset */ -#define PV_PT_MASK 0x0f00 /* phy type */ -#define PV_PT_SHIFT 8 /* phy type bitfield offset */ -#define PV_PV_MASK 0x000f /* phy version */ +/*== phy versions (PhyVersion:Revision field) ==*/ +/* analog block version */ +#define PV_AV_MASK 0xf000 +/* analog block version bitfield offset */ +#define PV_AV_SHIFT 12 +/* phy type */ +#define PV_PT_MASK 0x0f00 +/* phy type bitfield offset */ +#define PV_PT_SHIFT 8 +/* phy version */ +#define PV_PV_MASK 0x000f #define PHY_TYPE(v) ((v & PV_PT_MASK) >> PV_PT_SHIFT) -/* phy types, PhyVersion:PhyType field */ +/*== phy types (PhyVersion:PhyType field) ==*/ #define PHY_TYPE_N 4 /* N-Phy value */ #define PHY_TYPE_SSN 6 /* SSLPN-Phy value */ #define PHY_TYPE_LCN 8 /* LCN-Phy value */ #define PHY_TYPE_LCNXN 9 /* LCNXN-Phy value */ #define PHY_TYPE_NULL 0xf /* Invalid Phy value */ -/* analog types, PhyVersion:AnalogType field */ +/*== analog types (PhyVersion:AnalogType field) ==*/ #define ANA_11N_013 5 /* 802.11a PLCP header def */ @@ -693,9 +742,10 @@ struct cck_phy_hdr { #define BRCMS_CLR_MIMO_PLCP_AMPDU(plcp) (plcp[3] &= ~MIMO_PLCP_AMPDU) #define BRCMS_IS_MIMO_PLCP_AMPDU(plcp) (plcp[3] & MIMO_PLCP_AMPDU) -/* The dot11a PLCP header is 5 bytes. To simplify the software (so that we - * don't need e.g. different tx DMA headers for 11a and 11b), the PLCP header has - * padding added in the ucode. +/* + * The dot11a PLCP header is 5 bytes. To simplify the software (so that we + * don't need e.g. different tx DMA headers for 11a and 11b), the PLCP header + * has padding added in the ucode. */ #define D11_PHY_HDR_LEN 6 @@ -745,14 +795,17 @@ struct d11txh { #define FT_HT 2 #define FT_N 3 -/* Position of MPDU inside A-MPDU; indicated with bits 10:9 of MacTxControlLow */ +/* + * Position of MPDU inside A-MPDU; indicated with bits 10:9 + * of MacTxControlLow + */ #define TXC_AMPDU_SHIFT 9 /* shift for ampdu settings */ #define TXC_AMPDU_NONE 0 /* Regular MPDU, not an A-MPDU */ #define TXC_AMPDU_FIRST 1 /* first MPDU of an A-MPDU */ #define TXC_AMPDU_MIDDLE 2 /* intermediate MPDU of an A-MPDU */ #define TXC_AMPDU_LAST 3 /* last (or single) MPDU of an A-MPDU */ -/* MacTxControlLow */ +/*== MacTxControlLow ==*/ #define TXC_AMIC 0x8000 #define TXC_SENDCTS 0x0800 #define TXC_AMPDU_MASK 0x0600 @@ -766,18 +819,25 @@ struct d11txh { #define TXC_LONGFRAME 0x0002 #define TXC_IMMEDACK 0x0001 -/* MacTxControlHigh */ -#define TXC_PREAMBLE_RTS_FB_SHORT 0x8000 /* RTS fallback preamble type 1 = SHORT 0 = LONG */ -#define TXC_PREAMBLE_RTS_MAIN_SHORT 0x4000 /* RTS main rate preamble type 1 = SHORT 0 = LONG */ -#define TXC_PREAMBLE_DATA_FB_SHORT 0x2000 /* Main fallback rate preamble type - * 1 = SHORT for OFDM/GF for MIMO - * 0 = LONG for CCK/MM for MIMO - */ +/*== MacTxControlHigh ==*/ +/* RTS fallback preamble type 1 = SHORT 0 = LONG */ +#define TXC_PREAMBLE_RTS_FB_SHORT 0x8000 +/* RTS main rate preamble type 1 = SHORT 0 = LONG */ +#define TXC_PREAMBLE_RTS_MAIN_SHORT 0x4000 +/* + * Main fallback rate preamble type + * 1 = SHORT for OFDM/GF for MIMO + * 0 = LONG for CCK/MM for MIMO + */ +#define TXC_PREAMBLE_DATA_FB_SHORT 0x2000 + /* TXC_PREAMBLE_DATA_MAIN is in PhyTxControl bit 5 */ -#define TXC_AMPDU_FBR 0x1000 /* use fallback rate for this AMPDU */ +/* use fallback rate for this AMPDU */ +#define TXC_AMPDU_FBR 0x1000 #define TXC_SECKEY_MASK 0x0FF0 #define TXC_SECKEY_SHIFT 4 -#define TXC_ALT_TXPWR 0x0008 /* Use alternate txpwr defined at loc. M_ALT_TXPWR_IDX */ +/* Use alternate txpwr defined at loc. M_ALT_TXPWR_IDX */ +#define TXC_ALT_TXPWR 0x0008 #define TXC_SECTYPE_MASK 0x0007 #define TXC_SECTYPE_SHIFT 0 @@ -817,7 +877,7 @@ struct d11txh { #define PHY_TXC1_MODE_SDM 3 /* PhyTxControl for HTphy that are different from Mimophy */ -#define PHY_TXC_HTANT_MASK 0x3fC0 /* bit 6, 7, 8, 9, 10, 11, 12, 13 */ +#define PHY_TXC_HTANT_MASK 0x3fC0 /* bits 6-13 */ /* XtraFrameTypes */ #define XFTS_RTS_FT_SHIFT 2 @@ -862,23 +922,23 @@ struct tx_status { #define TX_STATUS_RTS_RTX_MASK 0x0F00 #define TX_STATUS_RTS_RTX_SHIFT 8 #define TX_STATUS_MASK 0x00FE -#define TX_STATUS_PMINDCTD (1 << 7) /* PM mode indicated to AP */ -#define TX_STATUS_INTERMEDIATE (1 << 6) /* intermediate or 1st ampdu pkg */ -#define TX_STATUS_AMPDU (1 << 5) /* AMPDU status */ -#define TX_STATUS_SUPR_MASK 0x1C /* suppress status bits (4:2) */ +#define TX_STATUS_PMINDCTD (1 << 7) /* PM mode indicated to AP */ +#define TX_STATUS_INTERMEDIATE (1 << 6) /* intermediate or 1st ampdu pkg */ +#define TX_STATUS_AMPDU (1 << 5) /* AMPDU status */ +#define TX_STATUS_SUPR_MASK 0x1C /* suppress status bits (4:2) */ #define TX_STATUS_SUPR_SHIFT 2 -#define TX_STATUS_ACK_RCV (1 << 1) /* ACK received */ -#define TX_STATUS_VALID (1 << 0) /* Tx status valid */ +#define TX_STATUS_ACK_RCV (1 << 1) /* ACK received */ +#define TX_STATUS_VALID (1 << 0) /* Tx status valid */ #define TX_STATUS_NO_ACK 0 /* suppress status reason codes */ -#define TX_STATUS_SUPR_PMQ (1 << 2) /* PMQ entry */ -#define TX_STATUS_SUPR_FLUSH (2 << 2) /* flush request */ -#define TX_STATUS_SUPR_FRAG (3 << 2) /* previous frag failure */ -#define TX_STATUS_SUPR_TBTT (3 << 2) /* SHARED: Probe response supr for TBTT */ -#define TX_STATUS_SUPR_BADCH (4 << 2) /* channel mismatch */ -#define TX_STATUS_SUPR_EXPTIME (5 << 2) /* lifetime expiry */ -#define TX_STATUS_SUPR_UF (6 << 2) /* underflow */ +#define TX_STATUS_SUPR_PMQ (1 << 2) /* PMQ entry */ +#define TX_STATUS_SUPR_FLUSH (2 << 2) /* flush request */ +#define TX_STATUS_SUPR_FRAG (3 << 2) /* previous frag failure */ +#define TX_STATUS_SUPR_TBTT (3 << 2) /* SHARED: Probe resp supr for TBTT */ +#define TX_STATUS_SUPR_BADCH (4 << 2) /* channel mismatch */ +#define TX_STATUS_SUPR_EXPTIME (5 << 2) /* lifetime expiry */ +#define TX_STATUS_SUPR_UF (6 << 2) /* underflow */ /* Unexpected tx status for rate update */ #define TX_STATUS_UNEXP(status) \ @@ -939,8 +999,8 @@ struct tx_status { #define ADDR_BMP_RA (1 << 0) /* Receiver Address (RA) */ #define ADDR_BMP_TA (1 << 1) /* Transmitter Address (TA) */ #define ADDR_BMP_BSSID (1 << 2) /* BSSID */ -#define ADDR_BMP_AP (1 << 3) /* Infra-BSS Access Point (AP) */ -#define ADDR_BMP_STA (1 << 4) /* Infra-BSS Station (STA) */ +#define ADDR_BMP_AP (1 << 3) /* Infra-BSS Access Point */ +#define ADDR_BMP_STA (1 << 4) /* Infra-BSS Station */ #define ADDR_BMP_RESERVED1 (1 << 5) #define ADDR_BMP_RESERVED2 (1 << 6) #define ADDR_BMP_RESERVED3 (1 << 7) @@ -1012,9 +1072,10 @@ struct tx_status { #define T_BCN0_TPL_BASE (0x34 * 2) #define T_PRS_TPL_BASE (0x134 * 2) #define T_BCN1_TPL_BASE (0x234 * 2) -#define T_TX_FIFO_TXRAM_BASE (T_ACTS_TPL_BASE + (TXFIFO_START_BLK * TXFIFO_SIZE_UNIT)) +#define T_TX_FIFO_TXRAM_BASE (T_ACTS_TPL_BASE + \ + (TXFIFO_START_BLK * TXFIFO_SIZE_UNIT)) -#define T_BA_TPL_BASE T_QNULL_TPL_BASE /* template area for BA */ +#define T_BA_TPL_BASE T_QNULL_TPL_BASE /* template area for BA */ #define T_RAM_ACCESS_SZ 4 /* template ram is 4 byte access only */ @@ -1207,14 +1268,18 @@ struct tx_status { #define WATCHDOG_8TU_MAX 10 /* Manufacturing Test Variables */ -#define M_PKTENG_CTRL (0x6c * 2) /* PER test mode */ -#define M_PKTENG_IFS (0x6d * 2) /* IFS for TX mode */ -#define M_PKTENG_FRMCNT_LO (0x6e * 2) /* Lower word of tx frmcnt/rx lostcnt */ -#define M_PKTENG_FRMCNT_HI (0x6f * 2) /* Upper word of tx frmcnt/rx lostcnt */ +/* PER test mode */ +#define M_PKTENG_CTRL (0x6c * 2) +/* IFS for TX mode */ +#define M_PKTENG_IFS (0x6d * 2) +/* Lower word of tx frmcnt/rx lostcnt */ +#define M_PKTENG_FRMCNT_LO (0x6e * 2) +/* Upper word of tx frmcnt/rx lostcnt */ +#define M_PKTENG_FRMCNT_HI (0x6f * 2) /* Index variation in vbat ripple */ -#define M_LCN_PWR_IDX_MAX (0x67 * 2) /* highest index read by ucode */ -#define M_LCN_PWR_IDX_MIN (0x66 * 2) /* lowest index read by ucode */ +#define M_LCN_PWR_IDX_MAX (0x67 * 2) /* highest index read by ucode */ +#define M_LCN_PWR_IDX_MIN (0x66 * 2) /* lowest index read by ucode */ /* M_PKTENG_CTRL bit definitions */ #define M_PKTENG_MODE_TX 0x0001 @@ -1223,11 +1288,14 @@ struct tx_status { #define M_PKTENG_MODE_RX 0x0002 #define M_PKTENG_MODE_RX_WITH_ACK 0x0402 #define M_PKTENG_MODE_MASK 0x0003 -#define M_PKTENG_FRMCNT_VLD 0x0100 /* TX frames indicated in the frmcnt reg */ +/* TX frames indicated in the frmcnt reg */ +#define M_PKTENG_FRMCNT_VLD 0x0100 /* Sample Collect parameters (bitmap and type) */ -#define M_SMPL_COL_BMP (0x37d * 2) /* Trigger bitmap for sample collect */ -#define M_SMPL_COL_CTL (0x3b2 * 2) /* Sample collect type */ +/* Trigger bitmap for sample collect */ +#define M_SMPL_COL_BMP (0x37d * 2) +/* Sample collect type */ +#define M_SMPL_COL_CTL (0x3b2 * 2) #define ANTSEL_CLKDIV_4MHZ 6 #define MIMO_ANTSEL_BUSY 0x4000 /* bit 14 (busy) */ @@ -1259,27 +1327,37 @@ struct shm_acparams { #define MHF5 4 /* Hostflag 5 index */ /* Flags in M_HOST_FLAGS */ -#define MHF1_ANTDIV 0x0001 /* Enable ucode antenna diversity help */ -#define MHF1_EDCF 0x0100 /* Enable EDCF access control */ +/* Enable ucode antenna diversity help */ +#define MHF1_ANTDIV 0x0001 +/* Enable EDCF access control */ +#define MHF1_EDCF 0x0100 #define MHF1_IQSWAP_WAR 0x0200 -#define MHF1_FORCEFASTCLK 0x0400 /* Disable Slow clock request, for corerev < 11 */ +/* Disable Slow clock request, for corerev < 11 */ +#define MHF1_FORCEFASTCLK 0x0400 /* Flags in M_HOST_FLAGS2 */ -#define MHF2_PCISLOWCLKWAR 0x0008 /* PR16165WAR : Enable ucode PCI slow clock WAR */ -#define MHF2_TXBCMC_NOW 0x0040 /* Flush BCMC FIFO immediately */ -#define MHF2_HWPWRCTL 0x0080 /* Enable ucode/hw power control */ +/* PR16165WAR : Enable ucode PCI slow clock WAR */ +#define MHF2_PCISLOWCLKWAR 0x0008 +/* Flush BCMC FIFO immediately */ +#define MHF2_TXBCMC_NOW 0x0040 +/* Enable ucode/hw power control */ +#define MHF2_HWPWRCTL 0x0080 #define MHF2_NPHY40MHZ_WAR 0x0800 /* Flags in M_HOST_FLAGS3 */ -#define MHF3_ANTSEL_EN 0x0001 /* enabled mimo antenna selection */ -#define MHF3_ANTSEL_MODE 0x0002 /* antenna selection mode: 0: 2x3, 1: 2x4 */ +/* enabled mimo antenna selection */ +#define MHF3_ANTSEL_EN 0x0001 +/* antenna selection mode: 0: 2x3, 1: 2x4 */ +#define MHF3_ANTSEL_MODE 0x0002 #define MHF3_RESERVED1 0x0004 #define MHF3_RESERVED2 0x0008 #define MHF3_NPHY_MLADV_WAR 0x0010 /* Flags in M_HOST_FLAGS4 */ -#define MHF4_BPHY_TXCORE0 0x0080 /* force bphy Tx on core 0 (board level WAR) */ -#define MHF4_EXTPA_ENABLE 0x4000 /* for 4313A0 FEM boards */ +/* force bphy Tx on core 0 (board level WAR) */ +#define MHF4_BPHY_TXCORE0 0x0080 +/* for 4313A0 FEM boards */ +#define MHF4_EXTPA_ENABLE 0x4000 /* Flags in M_HOST_FLAGS5 */ #define MHF5_4313_GPIOCTRL 0x0001 @@ -1292,52 +1370,87 @@ struct shm_acparams { #define M_PHY_NOISE (0x037 * 2) #define PHY_NOISE_MASK 0x00ff -/* Receive Frame Data Header for 802.11b DCF-only frames */ +/* + * Receive Frame Data Header for 802.11b DCF-only frames + * + * RxFrameSize: Actual byte length of the frame data received + * PAD: padding (not used) + * PhyRxStatus_0: PhyRxStatus 15:0 + * PhyRxStatus_1: PhyRxStatus 31:16 + * PhyRxStatus_2: PhyRxStatus 47:32 + * PhyRxStatus_3: PhyRxStatus 63:48 + * PhyRxStatus_4: PhyRxStatus 79:64 + * PhyRxStatus_5: PhyRxStatus 95:80 + * RxStatus1: MAC Rx Status + * RxStatus2: extended MAC Rx status + * RxTSFTime: RxTSFTime time of first MAC symbol + M_PHY_PLCPRX_DLY + * RxChan: gain code, channel radio code, and phy type + */ struct d11rxhdr { - u16 RxFrameSize; /* Actual byte length of the frame data received */ + u16 RxFrameSize; u16 PAD; - u16 PhyRxStatus_0; /* PhyRxStatus 15:0 */ - u16 PhyRxStatus_1; /* PhyRxStatus 31:16 */ - u16 PhyRxStatus_2; /* PhyRxStatus 47:32 */ - u16 PhyRxStatus_3; /* PhyRxStatus 63:48 */ - u16 PhyRxStatus_4; /* PhyRxStatus 79:64 */ - u16 PhyRxStatus_5; /* PhyRxStatus 95:80 */ - u16 RxStatus1; /* MAC Rx Status */ - u16 RxStatus2; /* extended MAC Rx status */ - u16 RxTSFTime; /* RxTSFTime time of first MAC symbol + M_PHY_PLCPRX_DLY */ - u16 RxChan; /* gain code, channel radio code, and phy type */ + u16 PhyRxStatus_0; + u16 PhyRxStatus_1; + u16 PhyRxStatus_2; + u16 PhyRxStatus_3; + u16 PhyRxStatus_4; + u16 PhyRxStatus_5; + u16 RxStatus1; + u16 RxStatus2; + u16 RxTSFTime; + u16 RxChan; } __packed; #define RXHDR_LEN 24 /* sizeof struct d11rxhdr */ #define FRAMELEN(h) ((h)->RxFrameSize) +/* + * rxhdr: received frame header data + * tsf_l: TSF_L reading + * rssi: computed instanteneous rssi in BMAC + * rxpwr0: obsoleted, place holder for legacy ROM code. use rxpwr[] + * rxpwr1: obsoleted, place holder for legacy ROM code. use rxpwr[] + * do_rssi_ma: do per-pkt sampling for per-antenna ma in HIGH + * rxpwr: rssi for supported antennas + */ struct brcms_d11rxhdr { struct d11rxhdr rxhdr; - u32 tsf_l; /* TSF_L reading */ - s8 rssi; /* computed instanteneous rssi in BMAC */ - s8 rxpwr0; /* obsoleted, place holder for legacy ROM code. use rxpwr[] */ - s8 rxpwr1; /* obsoleted, place holder for legacy ROM code. use rxpwr[] */ - s8 do_rssi_ma; /* do per-pkt sampling for per-antenna ma in HIGH */ - s8 rxpwr[WL_RSSI_ANT_MAX]; /* rssi for supported antennas */ + u32 tsf_l; + s8 rssi; + s8 rxpwr0; + s8 rxpwr1; + s8 do_rssi_ma; + s8 rxpwr[WL_RSSI_ANT_MAX]; } __packed; /* PhyRxStatus_0: */ -#define PRXS0_FT_MASK 0x0003 /* NPHY only: CCK, OFDM, preN, N */ -#define PRXS0_CLIP_MASK 0x000C /* NPHY only: clip count adjustment steps by AGC */ +/* NPHY only: CCK, OFDM, preN, N */ +#define PRXS0_FT_MASK 0x0003 +/* NPHY only: clip count adjustment steps by AGC */ +#define PRXS0_CLIP_MASK 0x000C #define PRXS0_CLIP_SHIFT 2 -#define PRXS0_UNSRATE 0x0010 /* PHY received a frame with unsupported rate */ -#define PRXS0_RXANT_UPSUBBAND 0x0020 /* GPHY: rx ant, NPHY: upper sideband */ -#define PRXS0_LCRS 0x0040 /* CCK frame only: lost crs during cck frame reception */ -#define PRXS0_SHORTH 0x0080 /* Short Preamble */ -#define PRXS0_PLCPFV 0x0100 /* PLCP violation */ -#define PRXS0_PLCPHCF 0x0200 /* PLCP header integrity check failed */ -#define PRXS0_GAIN_CTL 0x4000 /* legacy PHY gain control */ -#define PRXS0_ANTSEL_MASK 0xF000 /* NPHY: Antennas used for received frame, bitmask */ +/* PHY received a frame with unsupported rate */ +#define PRXS0_UNSRATE 0x0010 +/* GPHY: rx ant, NPHY: upper sideband */ +#define PRXS0_RXANT_UPSUBBAND 0x0020 +/* CCK frame only: lost crs during cck frame reception */ +#define PRXS0_LCRS 0x0040 +/* Short Preamble */ +#define PRXS0_SHORTH 0x0080 +/* PLCP violation */ +#define PRXS0_PLCPFV 0x0100 +/* PLCP header integrity check failed */ +#define PRXS0_PLCPHCF 0x0200 +/* legacy PHY gain control */ +#define PRXS0_GAIN_CTL 0x4000 +/* NPHY: Antennas used for received frame, bitmask */ +#define PRXS0_ANTSEL_MASK 0xF000 #define PRXS0_ANTSEL_SHIFT 0x12 /* subfield PRXS0_FT_MASK */ #define PRXS0_CCK 0x0000 -#define PRXS0_OFDM 0x0001 /* valid only for G phy, use rxh->RxChan for A phy */ +/* valid only for G phy, use rxh->RxChan for A phy */ +#define PRXS0_OFDM 0x0001 #define PRXS0_PREN 0x0002 #define PRXS0_STDN 0x0003 @@ -1364,35 +1477,51 @@ struct brcms_d11rxhdr { #define PRXS0_UNUSED 0xF000 /* unused and not defined; set to 0 */ /* htphy PhyRxStatus_1: */ -#define PRXS1_HTPHY_CORE_MASK 0x000F /* core enables for {3..0}, 0=disabled, 1=enabled */ -#define PRXS1_HTPHY_ANTCFG_MASK 0x00F0 /* antenna configation */ -#define PRXS1_HTPHY_MMPLCPLenL_MASK 0xFF00 /* Mixmode PLCP Length low byte mask */ +/* core enables for {3..0}, 0=disabled, 1=enabled */ +#define PRXS1_HTPHY_CORE_MASK 0x000F +/* antenna configation */ +#define PRXS1_HTPHY_ANTCFG_MASK 0x00F0 +/* Mixmode PLCP Length low byte mask */ +#define PRXS1_HTPHY_MMPLCPLenL_MASK 0xFF00 /* htphy PhyRxStatus_2: */ -#define PRXS2_HTPHY_MMPLCPLenH_MASK 0x000F /* Mixmode PLCP Length high byte maskw */ -#define PRXS2_HTPHY_MMPLCH_RATE_MASK 0x00F0 /* Mixmode PLCP rate mask */ -#define PRXS2_HTPHY_RXPWR_ANT0 0xFF00 /* Rx power on core 0 */ +/* Mixmode PLCP Length high byte maskw */ +#define PRXS2_HTPHY_MMPLCPLenH_MASK 0x000F +/* Mixmode PLCP rate mask */ +#define PRXS2_HTPHY_MMPLCH_RATE_MASK 0x00F0 +/* Rx power on core 0 */ +#define PRXS2_HTPHY_RXPWR_ANT0 0xFF00 /* htphy PhyRxStatus_3: */ -#define PRXS3_HTPHY_RXPWR_ANT1 0x00FF /* Rx power on core 1 */ -#define PRXS3_HTPHY_RXPWR_ANT2 0xFF00 /* Rx power on core 2 */ +/* Rx power on core 1 */ +#define PRXS3_HTPHY_RXPWR_ANT1 0x00FF +/* Rx power on core 2 */ +#define PRXS3_HTPHY_RXPWR_ANT2 0xFF00 /* htphy PhyRxStatus_4: */ -#define PRXS4_HTPHY_RXPWR_ANT3 0x00FF /* Rx power on core 3 */ -#define PRXS4_HTPHY_CFO 0xFF00 /* Coarse frequency offset */ +/* Rx power on core 3 */ +#define PRXS4_HTPHY_RXPWR_ANT3 0x00FF +/* Coarse frequency offset */ +#define PRXS4_HTPHY_CFO 0xFF00 /* htphy PhyRxStatus_5: */ -#define PRXS5_HTPHY_FFO 0x00FF /* Fine frequency offset */ -#define PRXS5_HTPHY_AR 0xFF00 /* Advance Retard */ +/* Fine frequency offset */ +#define PRXS5_HTPHY_FFO 0x00FF +/* Advance Retard */ +#define PRXS5_HTPHY_AR 0xFF00 -#define HTPHY_MMPLCPLen(rxs) ((((rxs)->PhyRxStatus_1 & PRXS1_HTPHY_MMPLCPLenL_MASK) >> 8) | \ +#define HTPHY_MMPLCPLen(rxs) \ + ((((rxs)->PhyRxStatus_1 & PRXS1_HTPHY_MMPLCPLenL_MASK) >> 8) | \ (((rxs)->PhyRxStatus_2 & PRXS2_HTPHY_MMPLCPLenH_MASK) << 8)) /* Get Rx power on core 0 */ -#define HTPHY_RXPWR_ANT0(rxs) ((((rxs)->PhyRxStatus_2) & PRXS2_HTPHY_RXPWR_ANT0) >> 8) +#define HTPHY_RXPWR_ANT0(rxs) \ + ((((rxs)->PhyRxStatus_2) & PRXS2_HTPHY_RXPWR_ANT0) >> 8) /* Get Rx power on core 1 */ -#define HTPHY_RXPWR_ANT1(rxs) (((rxs)->PhyRxStatus_3) & PRXS3_HTPHY_RXPWR_ANT1) +#define HTPHY_RXPWR_ANT1(rxs) \ + (((rxs)->PhyRxStatus_3) & PRXS3_HTPHY_RXPWR_ANT1) /* Get Rx power on core 2 */ -#define HTPHY_RXPWR_ANT2(rxs) ((((rxs)->PhyRxStatus_3) & PRXS3_HTPHY_RXPWR_ANT2) >> 8) +#define HTPHY_RXPWR_ANT2(rxs) \ + ((((rxs)->PhyRxStatus_3) & PRXS3_HTPHY_RXPWR_ANT2) >> 8) /* ucode RxStatus1: */ #define RXS_BCNSENT 0x8000 @@ -1400,7 +1529,8 @@ struct brcms_d11rxhdr { #define RXS_SECKINDX_SHIFT 5 #define RXS_DECERR (1 << 4) #define RXS_DECATMPT (1 << 3) -#define RXS_PBPRES (1 << 2) /* PAD bytes to make IP data 4 bytes aligned */ +/* PAD bytes to make IP data 4 bytes aligned */ +#define RXS_PBPRES (1 << 2) #define RXS_RESPFRAMETX (1 << 1) #define RXS_FCSERR (1 << 0) @@ -1433,16 +1563,17 @@ struct brcms_d11rxhdr { #define M_PSM_SOFT_REGS 0x0 #define M_BOM_REV_MAJOR (M_PSM_SOFT_REGS + 0x0) #define M_BOM_REV_MINOR (M_PSM_SOFT_REGS + 0x2) -#define M_UCODE_DBGST (M_PSM_SOFT_REGS + 0x40) /* ucode debug status code */ -#define M_UCODE_MACSTAT (M_PSM_SOFT_REGS + 0xE0) /* macstat counters */ +#define M_UCODE_DBGST (M_PSM_SOFT_REGS + 0x40) /* ucode debug status code */ +#define M_UCODE_MACSTAT (M_PSM_SOFT_REGS + 0xE0) /* macstat counters */ -#define M_AGING_THRSH (0x3e * 2) /* max time waiting for medium before tx */ -#define M_MBURST_SIZE (0x40 * 2) /* max frames in a frameburst */ -#define M_MBURST_TXOP (0x41 * 2) /* max frameburst TXOP in unit of us */ -#define M_SYNTHPU_DLY (0x4a * 2) /* pre-wakeup for synthpu, default: 500 */ +#define M_AGING_THRSH (0x3e * 2) /* max time waiting for medium before tx */ +#define M_MBURST_SIZE (0x40 * 2) /* max frames in a frameburst */ +#define M_MBURST_TXOP (0x41 * 2) /* max frameburst TXOP in unit of us */ +#define M_SYNTHPU_DLY (0x4a * 2) /* pre-wakeup for synthpu, default: 500 */ #define M_PRETBTT (0x4b * 2) -#define M_ALT_TXPWR_IDX (M_PSM_SOFT_REGS + (0x3b * 2)) /* offset to the target txpwr */ +/* offset to the target txpwr */ +#define M_ALT_TXPWR_IDX (M_PSM_SOFT_REGS + (0x3b * 2)) #define M_PHY_TX_FLT_PTR (M_PSM_SOFT_REGS + (0x3d * 2)) #define M_CTS_DURATION (M_PSM_SOFT_REGS + (0x5c * 2)) #define M_LP_RCCAL_OVR (M_PSM_SOFT_REGS + (0x6b * 2)) @@ -1451,11 +1582,16 @@ struct brcms_d11rxhdr { #define M_RXSTATS_BLK_PTR (M_PSM_SOFT_REGS + (0x65 * 2)) /* ucode debug status codes */ -#define DBGST_INACTIVE 0 /* not valid really */ -#define DBGST_INIT 1 /* after zeroing SHM, before suspending at init */ -#define DBGST_ACTIVE 2 /* "normal" state */ -#define DBGST_SUSPENDED 3 /* suspended */ -#define DBGST_ASLEEP 4 /* asleep (PS mode) */ +/* not valid really */ +#define DBGST_INACTIVE 0 +/* after zeroing SHM, before suspending at init */ +#define DBGST_INIT 1 +/* "normal" state */ +#define DBGST_ACTIVE 2 +/* suspended */ +#define DBGST_SUSPENDED 3 +/* asleep (PS mode) */ +#define DBGST_ASLEEP 4 /* Scratch Reg defs */ enum _ePsmScratchPadRegDefinitions { @@ -1463,66 +1599,66 @@ enum _ePsmScratchPadRegDefinitions { S_RSV1, S_RSV2, - /* scratch registers for Dot11-contants */ - S_DOT11_CWMIN, /* CW-minimum 0x03 */ - S_DOT11_CWMAX, /* CW-maximum 0x04 */ - S_DOT11_CWCUR, /* CW-current 0x05 */ - S_DOT11_SRC_LMT, /* short retry count limit 0x06 */ - S_DOT11_LRC_LMT, /* long retry count limit 0x07 */ - S_DOT11_DTIMCOUNT, /* DTIM-count 0x08 */ - - /* Tx-side scratch registers */ - S_SEQ_NUM, /* hardware sequence number reg 0x09 */ - S_SEQ_NUM_FRAG, /* seq-num for frags (Set at the start os MSDU 0x0A */ - S_FRMRETX_CNT, /* frame retx count 0x0B */ - S_SSRC, /* Station short retry count 0x0C */ - S_SLRC, /* Station long retry count 0x0D */ - S_EXP_RSP, /* Expected response frame 0x0E */ - S_OLD_BREM, /* Remaining backoff ctr 0x0F */ - S_OLD_CWWIN, /* saved-off CW-cur 0x10 */ - S_TXECTL, /* TXE-Ctl word constructed in scr-pad 0x11 */ - S_CTXTST, /* frm type-subtype as read from Tx-descr 0x12 */ - - /* Rx-side scratch registers */ - S_RXTST, /* Type and subtype in Rxframe 0x13 */ + /* offset 0x03: scratch registers for Dot11-contants */ + S_DOT11_CWMIN, /* CW-minimum */ + S_DOT11_CWMAX, /* CW-maximum */ + S_DOT11_CWCUR, /* CW-current */ + S_DOT11_SRC_LMT, /* short retry count limit */ + S_DOT11_LRC_LMT, /* long retry count limit */ + S_DOT11_DTIMCOUNT, /* DTIM-count */ + + /* offset 0x09: Tx-side scratch registers */ + S_SEQ_NUM, /* hardware sequence number reg */ + S_SEQ_NUM_FRAG, /* seq num for frags (at the start of MSDU) */ + S_FRMRETX_CNT, /* frame retx count */ + S_SSRC, /* Station short retry count */ + S_SLRC, /* Station long retry count */ + S_EXP_RSP, /* Expected response frame */ + S_OLD_BREM, /* Remaining backoff ctr */ + S_OLD_CWWIN, /* saved-off CW-cur */ + S_TXECTL, /* TXE-Ctl word constructed in scr-pad */ + S_CTXTST, /* frm type-subtype as read from Tx-descr */ + + /* offset 0x13: Rx-side scratch registers */ + S_RXTST, /* Type and subtype in Rxframe */ /* Global state register */ - S_STREG, /* state storage actual bit maps below 0x14 */ - - S_TXPWR_SUM, /* Tx power control: accumulator 0x15 */ - S_TXPWR_ITER, /* Tx power control: iteration 0x16 */ - S_RX_FRMTYPE, /* Rate and PHY type for frames 0x17 */ - S_THIS_AGG, /* Size of this AGG (A-MSDU) 0x18 */ - - S_KEYINDX, /* 0x19 */ - S_RXFRMLEN, /* Receive MPDU length in bytes 0x1A */ - - /* Receive TSF time stored in SCR */ - S_RXTSFTMRVAL_WD3, /* TSF value at the start of rx 0x1B */ - S_RXTSFTMRVAL_WD2, /* TSF value at the start of rx 0x1C */ - S_RXTSFTMRVAL_WD1, /* TSF value at the start of rx 0x1D */ - S_RXTSFTMRVAL_WD0, /* TSF value at the start of rx 0x1E */ - S_RXSSN, /* Received start seq number for A-MPDU BA 0x1F */ - S_RXQOSFLD, /* Rx-QoS field (if present) 0x20 */ - - /* Scratch pad regs used in microcode as temp storage */ - S_TMP0, /* stmp0 0x21 */ - S_TMP1, /* stmp1 0x22 */ - S_TMP2, /* stmp2 0x23 */ - S_TMP3, /* stmp3 0x24 */ - S_TMP4, /* stmp4 0x25 */ - S_TMP5, /* stmp5 0x26 */ - S_PRQPENALTY_CTR, /* Probe response queue penalty counter 0x27 */ - S_ANTCNT, /* unsuccessful attempts on current ant. 0x28 */ - S_SYMBOL, /* flag for possible symbol ctl frames 0x29 */ - S_RXTP, /* rx frame type 0x2A */ - S_STREG2, /* extra state storage 0x2B */ - S_STREG3, /* even more extra state storage 0x2C */ - S_STREG4, /* ... 0x2D */ - S_STREG5, /* remember to initialize it to zero 0x2E */ + S_STREG, /* state storage actual bit maps below */ + + S_TXPWR_SUM, /* Tx power control: accumulator */ + S_TXPWR_ITER, /* Tx power control: iteration */ + S_RX_FRMTYPE, /* Rate and PHY type for frames */ + S_THIS_AGG, /* Size of this AGG (A-MSDU) */ + + S_KEYINDX, + S_RXFRMLEN, /* Receive MPDU length in bytes */ + + /* offset 0x1B: Receive TSF time stored in SCR */ + S_RXTSFTMRVAL_WD3, /* TSF value at the start of rx */ + S_RXTSFTMRVAL_WD2, /* TSF value at the start of rx */ + S_RXTSFTMRVAL_WD1, /* TSF value at the start of rx */ + S_RXTSFTMRVAL_WD0, /* TSF value at the start of rx */ + S_RXSSN, /* Received start seq number for A-MPDU BA */ + S_RXQOSFLD, /* Rx-QoS field (if present) */ + + /* offset 0x21: Scratch pad regs used in microcode as temp storage */ + S_TMP0, /* stmp0 */ + S_TMP1, /* stmp1 */ + S_TMP2, /* stmp2 */ + S_TMP3, /* stmp3 */ + S_TMP4, /* stmp4 */ + S_TMP5, /* stmp5 */ + S_PRQPENALTY_CTR, /* Probe response queue penalty counter */ + S_ANTCNT, /* unsuccessful attempts on current ant. */ + S_SYMBOL, /* flag for possible symbol ctl frames */ + S_RXTP, /* rx frame type */ + S_STREG2, /* extra state storage */ + S_STREG3, /* even more extra state storage */ + S_STREG4, /* ... */ + S_STREG5, /* remember to initialize it to zero */ S_ADJPWR_IDX, - S_CUR_PTR, /* Temp pointer for A-MPDU re-Tx SHM table 0x32 */ + S_CUR_PTR, /* Temp pointer for A-MPDU re-Tx SHM table */ S_REVID4, /* 0x33 */ S_INDX, /* 0x34 */ S_ADDR0, /* 0x35 */ @@ -1532,9 +1668,9 @@ enum _ePsmScratchPadRegDefinitions { S_ADDR4, /* 0x39 */ S_ADDR5, /* 0x3A */ S_TMP6, /* 0x3B */ - S_KEYINDX_BU, /* Backup for Key index 0x3C */ - S_MFGTEST_TMP0, /* Temp register used for RX test calculations 0x3D */ - S_RXESN, /* Received end sequence number for A-MPDU BA 0x3E */ + S_KEYINDX_BU, /* Backup for Key index */ + S_MFGTEST_TMP0, /* Temp regs used for RX test calculations */ + S_RXESN, /* Received end sequence number for A-MPDU BA */ S_STREG6, /* 0x3F */ }; @@ -1628,7 +1764,8 @@ struct macstat { #define SISF_FCLKA 0x0004 /* FastClkAvailable */ #define SISF_DB_PHY 0x0008 /* Dualband phy */ -/* === End of MAC reg, Beginning of PHY(b/a/g/n) reg, radio and LPPHY regs are separated === */ +/* === End of MAC reg, Beginning of PHY(b/a/g/n) reg === */ +/* radio and LPPHY regs are separated */ #define BPHY_REG_OFT_BASE 0x0 /* offsets for indirect access to bphy registers */ diff --git a/drivers/staging/brcm80211/brcmsmac/dma.c b/drivers/staging/brcm80211/brcmsmac/dma.c index 31a4728..e662023 100644 --- a/drivers/staging/brcm80211/brcmsmac/dma.c +++ b/drivers/staging/brcm80211/brcmsmac/dma.c @@ -28,7 +28,8 @@ #include "dma.h" /* - * Each descriptor ring must be 8kB aligned, and fit within a contiguous 8kB physical address. + * Each descriptor ring must be 8kB aligned, and fit within a + * contiguous 8kB physical address. */ #define D64RINGALIGN_BITS 13 #define D64MAXRINGSZ (1 << D64RINGALIGN_BITS) @@ -69,21 +70,32 @@ #define D64_XS1_XE_COREE 0x50000000 /* core error */ /* receive channel control */ -#define D64_RC_RE 0x00000001 /* receive enable */ -#define D64_RC_RO_MASK 0x000000fe /* receive frame offset */ +/* receive enable */ +#define D64_RC_RE 0x00000001 +/* receive frame offset */ +#define D64_RC_RO_MASK 0x000000fe #define D64_RC_RO_SHIFT 1 -#define D64_RC_FM 0x00000100 /* direct fifo receive (pio) mode */ -#define D64_RC_SH 0x00000200 /* separate rx header descriptor enable */ -#define D64_RC_OC 0x00000400 /* overflow continue */ -#define D64_RC_PD 0x00000800 /* parity check disable */ -#define D64_RC_AE 0x00030000 /* address extension bits */ +/* direct fifo receive (pio) mode */ +#define D64_RC_FM 0x00000100 +/* separate rx header descriptor enable */ +#define D64_RC_SH 0x00000200 +/* overflow continue */ +#define D64_RC_OC 0x00000400 +/* parity check disable */ +#define D64_RC_PD 0x00000800 +/* address extension bits */ +#define D64_RC_AE 0x00030000 #define D64_RC_AE_SHIFT 16 /* flags for dma controller */ -#define DMA_CTRL_PEN (1 << 0) /* partity enable */ -#define DMA_CTRL_ROC (1 << 1) /* rx overflow continue */ -#define DMA_CTRL_RXMULTI (1 << 2) /* allow rx scatter to multiple descriptors */ -#define DMA_CTRL_UNFRAMED (1 << 3) /* Unframed Rx/Tx data */ +/* partity enable */ +#define DMA_CTRL_PEN (1 << 0) +/* rx overflow continue */ +#define DMA_CTRL_ROC (1 << 1) +/* allow rx scatter to multiple descriptors */ +#define DMA_CTRL_RXMULTI (1 << 2) +/* Unframed Rx/Tx data */ +#define DMA_CTRL_UNFRAMED (1 << 3) /* receive descriptor table pointer */ #define D64_RP_LD_MASK 0x00000fff /* last valid descriptor */ @@ -131,10 +143,13 @@ #define D64_CTRL1_SOF ((u32)1 << 31) /* start of frame */ /* descriptor control flags 2 */ -#define D64_CTRL2_BC_MASK 0x00007fff /* buffer byte count. real data len must <= 16KB */ -#define D64_CTRL2_AE 0x00030000 /* address extension bits */ +/* buffer byte count. real data len must <= 16KB */ +#define D64_CTRL2_BC_MASK 0x00007fff +/* address extension bits */ +#define D64_CTRL2_AE 0x00030000 #define D64_CTRL2_AE_SHIFT 16 -#define D64_CTRL2_PARITY 0x00040000 /* parity bit */ +/* parity bit */ +#define D64_CTRL2_PARITY 0x00040000 /* control flags in the range [27:20] are core-specific and not defined here */ #define D64_CTRL_CORE_MASK 0x0ff00000 @@ -149,10 +164,17 @@ #define DMADDRWIDTH_63 63 /* 64-bit addressing capability */ #define DMADDRWIDTH_64 64 /* 64-bit addressing capability */ -/* packet headroom necessary to accommodate the largest header in the system, (i.e TXOFF). - * By doing, we avoid the need to allocate an extra buffer for the header when bridging to WL. - * There is a compile time check in wlc.c which ensure that this value is at least as big - * as TXOFF. This value is used in dma_rxfill (dma.c). +#define DMA64_DD_PARITY(dd) \ + parity32((dd)->addrlow ^ (dd)->addrhigh ^ (dd)->ctrl1 ^ (dd)->ctrl2) + + +/* + * packet headroom necessary to accommodate the largest header + * in the system, (i.e TXOFF). By doing, we avoid the need to + * allocate an extra buffer for the header when bridging to WL. + * There is a compile time check in wlc.c which ensure that this + * value is at least as big as TXOFF. This value is used in + * dma_rxfill(). */ #define BCMEXTRAHDROOM 172 @@ -193,7 +215,10 @@ #define txd64 dregs.d64_u.txd_64 #define rxd64 dregs.d64_u.rxd_64 -/* default dma message level (if input msg_level pointer is null in dma_attach()) */ +/* + * default dma message level (if input msg_level + * pointer is null in dma_attach()) + */ static uint dma_msg_level; #define MAXNAMEL 8 /* 8 char names */ @@ -210,8 +235,8 @@ struct dma_seg { }; struct dma_seg_map { - void *oshdmah; /* Opaque handle for OSL to store its information */ - uint origsize; /* Size of the virtual packet */ + void *oshdmah; /* Opaque handle for OSL to store its information */ + uint origsize; /* Size of the virtual packet */ uint nsegs; struct dma_seg segs[MAX_DMA_SEGS]; }; @@ -221,9 +246,9 @@ struct dma_seg_map { * Descriptors are only read by the hardware, never written back. */ struct dma64desc { - u32 ctrl1; /* misc control bits & bufcount */ - u32 ctrl2; /* buffer count and address extension */ - u32 addrlow; /* memory address of the date buffer, bits 31:0 */ + u32 ctrl1; /* misc control bits & bufcount */ + u32 ctrl2; /* buffer count and address extension */ + u32 addrlow; /* memory address of the date buffer, bits 31:0 */ u32 addrhigh; /* memory address of the date buffer, bits 63:32 */ }; @@ -235,8 +260,8 @@ struct dma_info { void *pbus; /* bus handle */ - bool dma64; /* this dma engine is operating in 64-bit mode */ - bool addrext; /* this dma engine supports DmaExtendedAddrChanges */ + bool dma64; /* this dma engine is operating in 64-bit mode */ + bool addrext; /* this dma engine supports DmaExtendedAddrChanges */ union { struct { @@ -256,7 +281,7 @@ struct dma_info { u16 ntxd; /* # tx descriptors tunable */ u16 txin; /* index of next descriptor to reclaim */ u16 txout; /* index of next descriptor to post */ - void **txp; /* pointer to parallel array of pointers to packets */ + void **txp; /* pointer to parallel array of pointers to packets */ struct dma_seg_map *txp_dmah; /* DMA MAP meta-data handle */ /* Aligned physical address of descriptor ring */ unsigned long txdpa; @@ -265,14 +290,14 @@ struct dma_info { u16 txdalign; /* #bytes added to alloc'd mem to align txd */ u32 txdalloc; /* #bytes allocated for the ring */ u32 xmtptrbase; /* When using unaligned descriptors, the ptr register - * is not just an index, it needs all 13 bits to be - * an offset from the addr register. - */ + * is not just an index, it needs all 13 bits to be + * an offset from the addr register. + */ - u16 nrxd; /* # rx descriptors tunable */ - u16 rxin; /* index of next descriptor to reclaim */ - u16 rxout; /* index of next descriptor to post */ - void **rxp; /* pointer to parallel array of pointers to packets */ + u16 nrxd; /* # rx descriptors tunable */ + u16 rxin; /* index of next descriptor to reclaim */ + u16 rxout; /* index of next descriptor to post */ + void **rxp; /* pointer to parallel array of pointers to packets */ struct dma_seg_map *rxp_dmah; /* DMA MAP meta-data handle */ /* Aligned physical address of descriptor ring */ unsigned long rxdpa; @@ -283,25 +308,34 @@ struct dma_info { u32 rcvptrbase; /* Base for ptr reg when using unaligned descriptors */ /* tunables */ - unsigned int rxbufsize; /* rx buffer size in bytes, - * not including the extra headroom + unsigned int rxbufsize; /* rx buffer size in bytes, not including + * the extra headroom */ - uint rxextrahdrroom; /* extra rx headroom, reverseved to assist upper stack - * e.g. some rx pkt buffers will be bridged to tx side - * without byte copying. The extra headroom needs to be - * large enough to fit txheader needs. - * Some dongle driver may not need it. + uint rxextrahdrroom; /* extra rx headroom, reverseved to assist upper + * stack, e.g. some rx pkt buffers will be + * bridged to tx side without byte copying. + * The extra headroom needs to be large enough + * to fit txheader needs. Some dongle driver may + * not need it. */ uint nrxpost; /* # rx buffers to keep posted */ unsigned int rxoffset; /* rxcontrol offset */ - uint ddoffsetlow; /* add to get dma address of descriptor ring, low 32 bits */ - uint ddoffsethigh; /* high 32 bits */ - uint dataoffsetlow; /* add to get dma address of data buffer, low 32 bits */ - uint dataoffsethigh; /* high 32 bits */ - bool aligndesc_4k; /* descriptor base need to be aligned or not */ + /* add to get dma address of descriptor ring, low 32 bits */ + uint ddoffsetlow; + /* high 32 bits */ + uint ddoffsethigh; + /* add to get dma address of data buffer, low 32 bits */ + uint dataoffsetlow; + /* high 32 bits */ + uint dataoffsethigh; + /* descriptor base need to be aligned or not */ + bool aligndesc_4k; }; -/* DMA Scatter-gather list is supported. Note this is limited to TX direction only */ +/* + * DMA Scatter-gather list is supported. Note this is limited to TX + * direction only + */ #ifdef BCMDMASGLISTOSL #define DMASGLIST_ENAB true #else @@ -309,7 +343,9 @@ struct dma_info { #endif /* BCMDMASGLISTOSL */ /* descriptor bumping macros */ -#define XXD(x, n) ((x) & ((n) - 1)) /* faster than %, but n must be power of 2 */ +/* faster than %, but n must be power of 2 */ +#define XXD(x, n) ((x) & ((n) - 1)) + #define TXD(x) XXD((x), di->ntxd) #define RXD(x) XXD((x), di->nrxd) #define NEXTTXD(i) TXD((i) + 1) @@ -465,10 +501,10 @@ struct dma_pub *dma_attach(char *name, struct si_pub *sih, di->d64rxregs = (struct dma64regs *) dmaregsrx; di->dma.di_fn = (const struct di_fcn_s *)&dma64proc; - /* Default flags (which can be changed by the driver calling dma_ctrlflags - * before enable): For backwards compatibility both Rx Overflow Continue - * and Parity are DISABLED. - * supports it. + /* + * Default flags (which can be changed by the driver calling + * dma_ctrlflags before enable): For backwards compatibility + * both Rx Overflow Continue and Parity are DISABLED. */ di->dma.di_fn->ctrlflags(&di->dma, DMA_CTRL_ROC | DMA_CTRL_PEN, 0); @@ -502,9 +538,10 @@ struct dma_pub *dma_attach(char *name, struct si_pub *sih, /* * figure out the DMA physical address offset for dd and data - * PCI/PCIE: they map silicon backplace address to zero based memory, need offset - * Other bus: use zero - * SI_BUS BIGENDIAN kludge: use sdram swapped region for data buffer, not descriptor + * PCI/PCIE: they map silicon backplace address to zero + * based memory, need offset + * Other bus: use zero SI_BUS BIGENDIAN kludge: use sdram + * swapped region for data buffer, not descriptor */ di->ddoffsetlow = 0; di->dataoffsetlow = 0; @@ -529,7 +566,7 @@ struct dma_pub *dma_attach(char *name, struct si_pub *sih, else di->addrext = _dma_isaddrext(di); - /* does the descriptors need to be aligned and if yes, on 4K/8K or not */ + /* does the descriptor need to be aligned and if yes, on 4K/8K or not */ di->aligndesc_4k = _dma_descriptor_align(di); if (di->aligndesc_4k) { di->dmadesc_align = D64RINGALIGN_BITS; @@ -548,7 +585,8 @@ struct dma_pub *dma_attach(char *name, struct si_pub *sih, size = ntxd * sizeof(void *); di->txp = kzalloc(size, GFP_ATOMIC); if (di->txp == NULL) { - DMA_ERROR(("%s: dma_attach: out of tx memory\n", di->name)); + DMA_ERROR(("%s: dma_attach: out of tx memory\n", + di->name)); goto fail; } } @@ -558,18 +596,25 @@ struct dma_pub *dma_attach(char *name, struct si_pub *sih, size = nrxd * sizeof(void *); di->rxp = kzalloc(size, GFP_ATOMIC); if (di->rxp == NULL) { - DMA_ERROR(("%s: dma_attach: out of rx memory\n", di->name)); + DMA_ERROR(("%s: dma_attach: out of rx memory\n", + di->name)); goto fail; } } - /* allocate transmit descriptor ring, only need ntxd descriptors but it must be aligned */ + /* + * allocate transmit descriptor ring, only need ntxd descriptors + * but it must be aligned + */ if (ntxd) { if (!_dma_alloc(di, DMA_TX)) goto fail; } - /* allocate receive descriptor ring, only need nrxd descriptors but it must be aligned */ + /* + * allocate receive descriptor ring, only need nrxd descriptors + * but it must be aligned + */ if (nrxd) { if (!_dma_alloc(di, DMA_RX)) goto fail; @@ -577,16 +622,23 @@ struct dma_pub *dma_attach(char *name, struct si_pub *sih, if ((di->ddoffsetlow != 0) && !di->addrext) { if (PHYSADDRLO(di->txdpa) > SI_PCI_DMA_SZ) { - DMA_ERROR(("%s: dma_attach: txdpa 0x%x: addrext not supported\n", di->name, (u32) PHYSADDRLO(di->txdpa))); + DMA_ERROR(("%s: dma_attach: txdpa 0x%x: addrext not " + "supported\n", di->name, + (u32)PHYSADDRLO(di->txdpa))); goto fail; } if (PHYSADDRLO(di->rxdpa) > SI_PCI_DMA_SZ) { - DMA_ERROR(("%s: dma_attach: rxdpa 0x%x: addrext not supported\n", di->name, (u32) PHYSADDRLO(di->rxdpa))); + DMA_ERROR(("%s: dma_attach: rxdpa 0x%x: addrext not " + "supported\n", di->name, + (u32)PHYSADDRLO(di->rxdpa))); goto fail; } } - DMA_TRACE(("ddoffsetlow 0x%x ddoffsethigh 0x%x dataoffsetlow 0x%x dataoffsethigh " "0x%x addrext %d\n", di->ddoffsetlow, di->ddoffsethigh, di->dataoffsetlow, di->dataoffsethigh, di->addrext)); + DMA_TRACE(("ddoffsetlow 0x%x ddoffsethigh 0x%x dataoffsetlow 0x%x " + "dataoffsethigh " "0x%x addrext %d\n", di->ddoffsetlow, + di->ddoffsethigh, di->dataoffsetlow, di->dataoffsethigh, + di->addrext)); /* allocate DMA mapping vectors */ if (DMASGLIST_ENAB) { @@ -624,8 +676,6 @@ static inline u32 parity32(u32 data) return data & 1; } -#define DMA64_DD_PARITY(dd) parity32((dd)->addrlow ^ (dd)->addrhigh ^ (dd)->ctrl1 ^ (dd)->ctrl2) - static inline void dma64_dd_upd(struct dma_info *di, struct dma64desc *ddring, unsigned long pa, uint outidx, u32 *flags, u32 bufcount) @@ -735,7 +785,10 @@ static bool _dma_descriptor_align(struct dma_info *di) return true; } -/* return true if this dma engine supports DmaExtendedAddrChanges, otherwise false */ +/* + * return true if this dma engine supports DmaExtendedAddrChanges, + * otherwise false + */ static bool _dma_isaddrext(struct dma_info *di) { /* DMA64 supports full 32- or 64-bit operation. AE is always valid */ @@ -868,14 +921,15 @@ _dma_rx_param_get(struct dma_info *di, u16 *rxoffset, u16 *rxbufsize) *rxbufsize = (u16) di->rxbufsize; } -/* !! rx entry routine +/* + * !! rx entry routine * returns a pointer to the next frame received, or NULL if there are no more - * if DMA_CTRL_RXMULTI is defined, DMA scattering(multiple buffers) is supported - * with pkts chain + * if DMA_CTRL_RXMULTI is defined, DMA scattering(multiple buffers) is + * supported with pkts chain * otherwise, it's treated as giant pkt and will be tossed. - * The DMA scattering starts with normal DMA header, followed by first buffer data. - * After it reaches the max size of buffer, the data continues in next DMA descriptor - * buffer WITHOUT DMA header + * The DMA scattering starts with normal DMA header, followed by first + * buffer data. After it reaches the max size of buffer, the data continues + * in next DMA descriptor buffer WITHOUT DMA header */ static void *_dma_rx(struct dma_info *di) { @@ -935,10 +989,11 @@ static void *_dma_rx(struct dma_info *di) return head; } -/* post receive buffers - * return false is refill failed completely and ring is empty - * this will stall the rx dma and user might want to call rxfill again asap - * This unlikely happens on memory-rich NIC, but often on memory-constrained dongle +/* + * post receive buffers + * return false is refill failed completely and ring is empty this will stall + * the rx dma and user might want to call rxfill again asap. This unlikely + * happens on memory-rich NIC, but often on memory-constrained dongle */ static bool _dma_rxfill(struct dma_info *di) { @@ -970,10 +1025,10 @@ static bool _dma_rxfill(struct dma_info *di) extra_offset = di->rxextrahdrroom; for (i = 0; i < n; i++) { - /* the di->rxbufsize doesn't include the extra headroom, we need to add it to the - size to be allocated + /* + * the di->rxbufsize doesn't include the extra headroom, + * we need to add it to the size to be allocated */ - p = brcmu_pkt_buf_get_skb(di->rxbufsize + extra_offset); if (p == NULL) { @@ -1339,7 +1394,8 @@ static bool dma64_alloc(struct dma_info *di, uint direction) va = dma_ringalloc(di, D64RINGALIGN, size, &align_bits, &alloced, &di->txdpaorig); if (va == NULL) { - DMA_ERROR(("%s: dma64_alloc: DMA_ALLOC_CONSISTENT(ntxd) failed\n", di->name)); + DMA_ERROR(("%s: dma64_alloc: DMA_ALLOC_CONSISTENT(ntxd)" + " failed\n", di->name)); return false; } align = (1 << align_bits); @@ -1354,7 +1410,8 @@ static bool dma64_alloc(struct dma_info *di, uint direction) va = dma_ringalloc(di, D64RINGALIGN, size, &align_bits, &alloced, &di->rxdpaorig); if (va == NULL) { - DMA_ERROR(("%s: dma64_alloc: DMA_ALLOC_CONSISTENT(nrxd) failed\n", di->name)); + DMA_ERROR(("%s: dma64_alloc: DMA_ALLOC_CONSISTENT(nrxd)" + " failed\n", di->name)); return false; } align = (1 << align_bits); @@ -1445,9 +1502,10 @@ static bool dma64_txsuspendedidle(struct dma_info *di) return 0; } -/* Useful when sending unframed data. This allows us to get a progress report from the DMA. - * We return a pointer to the beginning of the DATA buffer of the current descriptor. - * If DMA is idle, we return NULL. +/* + * Useful when sending unframed data. This allows us to get a progress report + * from the DMA. We return a pointer to the beginning of the DATA buffer of the + * current descriptor. If DMA is idle, we return NULL. */ static void *dma64_getpos(struct dma_info *di, bool direction) { @@ -1481,8 +1539,8 @@ static void *dma64_getpos(struct dma_info *di, bool direction) * Adds a DMA ring descriptor for the data pointed to by "buf". * This is for DMA of a buffer of data and is unlike other dma TX functions * that take a pointer to a "packet" - * Each call to this is results in a single descriptor being added for "len" bytes of - * data starting at "buf", it doesn't handle chained buffers. + * Each call to this is results in a single descriptor being added for "len" + * bytes of data starting at "buf", it doesn't handle chained buffers. */ static int dma64_txunframed(struct dma_info *di, void *buf, uint len, bool commit) @@ -1533,9 +1591,11 @@ dma64_txunframed(struct dma_info *di, void *buf, uint len, bool commit) return -1; } -/* !! tx entry routine +/* + * !! tx entry routine * WARNING: call must check the return value for error. - * the error(toss frames) could be fatal and cause many subsequent hard to debug problems + * the error(toss frames) could be fatal and cause many subsequent hard + * to debug problems */ static int dma64_txfast(struct dma_info *di, struct sk_buff *p0, bool commit) @@ -1597,8 +1657,8 @@ static int dma64_txfast(struct dma_info *di, struct sk_buff *p0, /* With a DMA segment list, Descriptor table is filled * using the segment list instead of looping over - * buffers in multi-chain DMA. Therefore, EOF for SGLIST is when - * end of segment list is reached. + * buffers in multi-chain DMA. Therefore, EOF for SGLIST + * is when end of segment list is reached. */ if ((!DMASGLIST_ENAB && next == NULL) || (DMASGLIST_ENAB && j == nsegs)) @@ -1746,7 +1806,8 @@ static void *dma64_getnexttxp(struct dma_info *di, enum txd_range range) return txp; bogus: - DMA_NONE(("dma_getnexttxp: bogus curr: start %d end %d txout %d force %d\n", start, end, di->txout, forceall)); + DMA_NONE(("dma_getnexttxp: bogus curr: start %d end %d txout %d " + "force %d\n", start, end, di->txout, forceall)); return NULL; } @@ -1888,7 +1949,7 @@ uint dma_addrwidth(struct si_pub *sih, void *dmaregs) (sih->buscoretype == PCIE_CORE_ID))) return DMADDRWIDTH_64; } - /* DMA hardware not supported by this driver*/ + /* DMA hardware not supported by this driver */ return DMADDRWIDTH_64; } diff --git a/drivers/staging/brcm80211/brcmsmac/dma.h b/drivers/staging/brcm80211/brcmsmac/dma.h index 334f2eb..4a33028 100644 --- a/drivers/staging/brcm80211/brcmsmac/dma.h +++ b/drivers/staging/brcm80211/brcmsmac/dma.h @@ -39,12 +39,12 @@ struct dma32diag { /* diag access */ /* dma registers per channel(xmt or rcv) */ struct dma64regs { - u32 control; /* enable, et al */ - u32 ptr; /* last descriptor posted to chip */ - u32 addrlow; /* descriptor ring base address low 32-bits (8K aligned) */ - u32 addrhigh; /* descriptor ring base address bits 63:32 (8K aligned) */ - u32 status0; /* current descriptor, xmt state */ - u32 status1; /* active descriptor, xmt error */ + u32 control; /* enable, et al */ + u32 ptr; /* last descriptor posted to chip */ + u32 addrlow; /* desc ring base address low 32-bits (8K aligned) */ + u32 addrhigh; /* desc ring base address bits 63:32 (8K aligned) */ + u32 status0; /* current descriptor, xmt state */ + u32 status1; /* active descriptor, xmt error */ }; /* map/unmap direction */ @@ -172,7 +172,8 @@ extern const struct di_fcn_s dma64proc; #define dma_rxactive(di) (dma64proc.rxactive(di)) #define dma_txrotate(di) (dma64proc.txrotate(di)) #define dma_counterreset(di) (dma64proc.counterreset(di)) -#define dma_ctrlflags(di, mask, flags) (dma64proc.ctrlflags((di), (mask), (flags))) +#define dma_ctrlflags(di, mask, flags) \ + (dma64proc.ctrlflags((di), (mask), (flags))) #define dma_txpending(di) (dma64proc.txpending(di)) #define dma_txcommitted(di) (dma64proc.txcommitted(di)) diff --git a/drivers/staging/brcm80211/brcmsmac/mac80211_if.c b/drivers/staging/brcm80211/brcmsmac/mac80211_if.c index 1437e51..0af6041 100644 --- a/drivers/staging/brcm80211/brcmsmac/mac80211_if.c +++ b/drivers/staging/brcm80211/brcmsmac/mac80211_if.c @@ -606,7 +606,10 @@ brcms_ops_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif, IEEE80211_HT_CAP_SGI_20 | IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_40MHZ_INTOLERANT; - /* minstrel_ht initiates addBA on our behalf by calling ieee80211_start_tx_ba_session() */ + /* + * minstrel_ht initiates addBA on our behalf by calling + * ieee80211_start_tx_ba_session() + */ return 0; } @@ -644,7 +647,10 @@ brcms_ops_ampdu_action(struct ieee80211_hw *hw, tid); return -EINVAL; } - /* Future improvement: Use the starting sequence number provided ... */ + /* + * Future improvement: + * Use the starting sequence number provided ... + */ *ssn = 0; ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid); break; @@ -1019,8 +1025,9 @@ static struct ieee80211_supported_band brcms_band_5GHz_nphy = { .bitrates = legacy_ratetable + 4, .n_bitrates = ARRAY_SIZE(legacy_ratetable) - 4, .ht_cap = { - /* use IEEE80211_HT_CAP_* from include/linux/ieee80211.h */ - .cap = IEEE80211_HT_CAP_GRN_FLD | IEEE80211_HT_CAP_SGI_20 | IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_40MHZ_INTOLERANT, /* No 40 mhz yet */ + .cap = IEEE80211_HT_CAP_GRN_FLD | IEEE80211_HT_CAP_SGI_20 | + IEEE80211_HT_CAP_SGI_40 | + IEEE80211_HT_CAP_40MHZ_INTOLERANT, /* No 40 mhz yet */ .ht_supported = true, .ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K, .ampdu_density = AMPDU_DEF_MPDU_DENSITY, @@ -1086,7 +1093,8 @@ static int ieee_hw_init(struct ieee80211_hw *hw) hw->queues = N_TX_QUEUES; hw->max_rates = 2; /* Primary rate and 1 fallback rate */ - hw->channel_change_time = 7 * 1000; /* channel change time is dependent on chip and band */ + /* channel change time is dependent on chip and band */ + hw->channel_change_time = 7 * 1000; hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION); hw->rate_control_algorithm = "minstrel_ht"; @@ -1361,8 +1369,9 @@ static void brcms_free(struct brcms_info *wl) } /* - * unregister_netdev() calls get_stats() which may read chip registers - * so we cannot unmap the chip registers until after calling unregister_netdev() . + * unregister_netdev() calls get_stats() which may read chip + * registers so we cannot unmap the chip registers until + * after calling unregister_netdev() . */ if (wl->regsva && wl->bcm_bustype != SDIO_BUS && wl->bcm_bustype != JTAG_BUS) @@ -1632,7 +1641,8 @@ struct brcms_timer *brcms_init_timer(struct brcms_info *wl, return t; } -/* BMAC_NOTE: Add timer adds only the kernel timer since it's going to be more accurate +/* + * adds only the kernel timer since it's going to be more accurate * as well as it's easier to make it periodic * * precondition: perimeter lock has been acquired diff --git a/drivers/staging/brcm80211/brcmsmac/mac80211_if.h b/drivers/staging/brcm80211/brcmsmac/mac80211_if.h index 40e3d37..0d91366 100644 --- a/drivers/staging/brcm80211/brcmsmac/mac80211_if.h +++ b/drivers/staging/brcm80211/brcmsmac/mac80211_if.h @@ -23,11 +23,6 @@ /* softmac ioctl definitions */ #define BRCMS_SET_SHORTSLOT_OVERRIDE 146 - -/* BMAC Note: High-only driver is no longer working in softirq context as it needs to block and - * sleep so perimeter lock has to be a semaphore instead of spinlock. This requires timers to be - * submitted to workqueue instead of being on kernel timer - */ struct brcms_timer { struct timer_list timer; struct brcms_info *wl; @@ -56,8 +51,8 @@ struct brcms_firmware { }; struct brcms_info { - struct brcms_pub *pub; /* pointer to public wlc state */ - void *wlc; /* pointer to private common os-independent data */ + struct brcms_pub *pub; /* pointer to public wlc state */ + void *wlc; /* pointer to private common data */ u32 magic; int irq; diff --git a/drivers/staging/brcm80211/brcmsmac/main.c b/drivers/staging/brcm80211/brcmsmac/main.c index 001a1f7..d1a8388 100644 --- a/drivers/staging/brcm80211/brcmsmac/main.c +++ b/drivers/staging/brcm80211/brcmsmac/main.c @@ -53,8 +53,10 @@ */ #define SSID_FMT_BUF_LEN ((4 * IEEE80211_MAX_SSID_LEN) + 1) -#define TIMER_INTERVAL_WATCHDOG 1000 /* watchdog timer, in unit of ms */ -#define TIMER_INTERVAL_RADIOCHK 800 /* radio monitor timer, in unit of ms */ +/* watchdog timer, in unit of ms */ +#define TIMER_INTERVAL_WATCHDOG 1000 +/* radio monitor timer, in unit of ms */ +#define TIMER_INTERVAL_RADIOCHK 800 /* Max MPC timeout, in unit of watchdog */ #ifndef BRCMS_MPC_MAX_DELAYCNT @@ -65,12 +67,16 @@ #define BRCMS_MPC_MIN_DELAYCNT 1 #define BRCMS_MPC_THRESHOLD 3 /* MPC count threshold level */ -#define BEACON_INTERVAL_DEFAULT 100 /* beacon interval, in unit of 1024TU */ -#define DTIM_INTERVAL_DEFAULT 3 /* DTIM interval, in unit of beacon interval */ +/* beacon interval, in unit of 1024TU */ +#define BEACON_INTERVAL_DEFAULT 100 +/* DTIM interval, in unit of beacon interval */ +#define DTIM_INTERVAL_DEFAULT 3 /* Scale down delays to accommodate QT slow speed */ -#define BEACON_INTERVAL_DEF_QT 20 /* beacon interval, in unit of 1024TU */ -#define DTIM_INTERVAL_DEF_QT 1 /* DTIM interval, in unit of beacon interval */ +/* beacon interval, in unit of 1024TU */ +#define BEACON_INTERVAL_DEF_QT 20 +/* DTIM interval, in unit of beacon interval */ +#define DTIM_INTERVAL_DEF_QT 1 #define TBTT_ALIGN_LEEWAY_US 100 /* min leeway before first TBTT in us */ @@ -163,26 +169,32 @@ #define AC_VO 3 /* - * driver maintains internal 'tick'(wlc->pub->now) which increments in 1s OS timer(soft - * watchdog) it is not a wall clock and won't increment when driver is in "down" state - * this low resolution driver tick can be used for maintenance tasks such as phy - * calibration and scb update + * driver maintains internal 'tick'(wlc->pub->now) which increments in 1s + * OS timer(soft watchdog) it is not a wall clock and won't increment when + * driver is in "down" state this low resolution driver tick can be used + * for maintenance tasks such as phy calibration and scb update */ -/* To inform the ucode of the last mcast frame posted so that it can clear moredata bit */ +/* + * To inform the ucode of the last mcast frame posted + * so that it can clear moredata bit + */ #define BCMCFID(wlc, fid) brcms_b_write_shm((wlc)->hw, M_BCMC_FID, (fid)) #define BRCMS_WAR16165(wlc) (wlc->pub->sih->bustype == PCI_BUS && \ (!AP_ENAB(wlc->pub)) && (wlc->war16165)) /* Find basic rate for a given rate */ -#define BRCMS_BASIC_RATE(wlc, rspec) (IS_MCS(rspec) ? \ - (wlc)->band->basic_rate[mcs_table[rspec & RSPEC_RATE_MASK].leg_ofdm] : \ - (wlc)->band->basic_rate[rspec & RSPEC_RATE_MASK]) +#define BRCMS_BASIC_RATE(wlc, rspec) \ + (IS_MCS(rspec) \ + ? (wlc)->band->basic_rate[mcs_table[rspec & RSPEC_RATE_MASK].leg_ofdm] \ + : (wlc)->band->basic_rate[rspec & RSPEC_RATE_MASK]) -#define FRAMETYPE(r, mimoframe) (IS_MCS(r) ? mimoframe : (IS_CCK(r) ? FT_CCK : FT_OFDM)) +#define FRAMETYPE(r, mimoframe) \ + (IS_MCS(r) ? mimoframe : (IS_CCK(r) ? FT_CCK : FT_OFDM)) -#define RFDISABLE_DEFAULT 10000000 /* rfdisable delay timer 500 ms, runs of ALP clock */ +/* rfdisable delay timer 500 ms, runs of ALP clock */ +#define RFDISABLE_DEFAULT 10000000 #define BRCMS_TEMPSENSE_PERIOD 10 /* 10 second timeout */ @@ -193,7 +205,8 @@ /* precedences numbers for wlc queues. These are twice as may levels as * 802.1D priorities. * Odd numbers are used for HI priority traffic at same precedence levels - * These constants are used ONLY by wlc_prio2prec_map. Do not use them elsewhere. + * These constants are used ONLY by wlc_prio2prec_map. Do not use them + * elsewhere. */ #define _BRCMS_PREC_NONE 0 /* None = - */ #define _BRCMS_PREC_BK 2 /* BK - Background */ @@ -216,11 +229,9 @@ #define MBSS_PRB_ENAB(cfg) 0 #define SOFTBCN_ENAB(pub) (0) -#define TIMER_INTERVAL_WATCHDOG_BMAC 1000 /* watchdog timer, in unit of ms */ - #define SYNTHPU_DLY_APHY_US 3700 /* a phy synthpu_dly time in us */ -#define SYNTHPU_DLY_BPHY_US 1050 /* b/g phy synthpu_dly time in us, default */ -#define SYNTHPU_DLY_NPHY_US 2048 /* n phy REV3 synthpu_dly time in us, default */ +#define SYNTHPU_DLY_BPHY_US 1050 /* b/g phy synthpu_dly time in us */ +#define SYNTHPU_DLY_NPHY_US 2048 /* n phy REV3 synthpu_dly time in us */ #define SYNTHPU_DLY_LPPHY_US 300 /* lpphy synthpu_dly time in us */ #define SYNTHPU_DLY_PHY_US_QT 100 /* QT synthpu_dly time in us */ @@ -244,7 +255,8 @@ * the twiki is updated before making changes. */ -#define XMTFIFOTBL_STARTREV 20 /* Starting corerev for the fifo size table */ +/* Starting corerev for the fifo size table */ +#define XMTFIFOTBL_STARTREV 20 /* Check if a particular BSS config is AP or STA */ #define BSSCFG_AP(cfg) (0) @@ -487,11 +499,16 @@ const u8 wlc_prio2prec_map[] = { }; static u16 xmtfifo_sz[][NFIFO] = { - {20, 192, 192, 21, 17, 5}, /* corerev 20: 5120, 49152, 49152, 5376, 4352, 1280 */ - {9, 58, 22, 14, 14, 5}, /* corerev 21: 2304, 14848, 5632, 3584, 3584, 1280 */ - {20, 192, 192, 21, 17, 5}, /* corerev 22: 5120, 49152, 49152, 5376, 4352, 1280 */ - {20, 192, 192, 21, 17, 5}, /* corerev 23: 5120, 49152, 49152, 5376, 4352, 1280 */ - {9, 58, 22, 14, 14, 5}, /* corerev 24: 2304, 14848, 5632, 3584, 3584, 1280 */ + /* corerev 20: 5120, 49152, 49152, 5376, 4352, 1280 */ + {20, 192, 192, 21, 17, 5}, + /* corerev 21: 2304, 14848, 5632, 3584, 3584, 1280 */ + {9, 58, 22, 14, 14, 5}, + /* corerev 22: 5120, 49152, 49152, 5376, 4352, 1280 */ + {20, 192, 192, 21, 17, 5}, + /* corerev 23: 5120, 49152, 49152, 5376, 4352, 1280 */ + {20, 192, 192, 21, 17, 5}, + /* corerev 24: 2304, 14848, 5632, 3584, 3584, 1280 */ + {9, 58, 22, 14, 14, 5}, }; static const u8 acbitmap2maxprio[] = { @@ -631,7 +648,9 @@ brcms_b_recv(struct brcms_hardware *wlc_hw, uint fifo, bool bound) wlc_rxhdr = (struct brcms_d11rxhdr *) p->data; - /* compute the RSSI from d11rxhdr and record it in wlc_rxd11hr */ + /* + * compute the RSSI from d11rxhdr and record it in wlc_rxd11hr + */ wlc_phy_rssi_compute(wlc_hw->band->pi, wlc_rxhdr); brcms_c_recv(wlc_hw->wlc, p); @@ -645,9 +664,9 @@ brcms_b_dotxstatus(struct brcms_hardware *wlc_hw, struct tx_status *txs, u32 s2) { /* discard intermediate indications for ucode with one legitimate case: - * e.g. if "useRTS" is set. ucode did a successful rts/cts exchange, but the subsequent - * tx of DATA failed. so it will start rts/cts from the beginning (resetting the rts - * transmission count) + * e.g. if "useRTS" is set. ucode did a successful rts/cts exchange, + * but the subsequent tx of DATA failed. so it will start rts/cts from + * the beginning (resetting the rts transmission count) */ if (!(txs->status & TX_STATUS_AMPDU) && (txs->status & TX_STATUS_INTERMEDIATE)) @@ -768,7 +787,10 @@ bool brcms_c_dpc(struct brcms_c_info *wlc, bool bounded) wlc->qvalid = 0; } - /* received data or control frame, MI_DMAINT is indication of RX_FIFO interrupt */ + /* + * received data or control frame, MI_DMAINT is + * indication of RX_FIFO interrupt + */ if (macintstatus & MI_DMAINT) if (brcms_b_recv(wlc_hw, RX_FIFO, bounded)) wlc->macintstatus |= MI_DMAINT; @@ -826,7 +848,9 @@ static bool brcms_b_attach_dmapio(struct brcms_c_info *wlc, uint j, bool wme) { uint i; char name[8]; - /* ucode host flag 2 needed for pio mode, independent of band and fifo */ + /* + * ucode host flag 2 needed for pio mode, independent of band and fifo + */ u16 pio_mhf2 = 0; struct brcms_hardware *wlc_hw = wlc->hw; uint unit = wlc_hw->unit; @@ -979,10 +1003,10 @@ static int brcms_b_bandtype(struct brcms_hardware *wlc_hw) static void brcms_b_clkctl_clk(struct brcms_hardware *wlc_hw, uint mode) { if (PMUCTL_ENAB(wlc_hw->sih)) { - /* new chips with PMU, CCS_FORCEHT will distribute the HT clock on backplane, - * but mac core will still run on ALP(not HT) when it enters powersave mode, - * which means the FCA bit may not be set. - * should wakeup mac if driver wants it to run on HT. + /* new chips with PMU, CCS_FORCEHT will distribute the HT clock + * on backplane, but mac core will still run on ALP(not HT) when + * it enters powersave mode, which means the FCA bit may not be + * set. Should wakeup mac if driver wants it to run on HT. */ if (wlc_hw->clk) { @@ -1027,14 +1051,15 @@ static void brcms_b_clkctl_clk(struct brcms_hardware *wlc_hw, uint mode) WARN_ON(!(ai_core_sflags(wlc_hw->sih, 0, 0) & SISF_FCLKA)); - /* keep the ucode wake bit on if forcefastclk is on - * since we do not want ucode to put us back to slow clock - * when it dozes for PM mode. - * Code below matches the wake override bit with current forcefastclk state - * Only setting bit in wake_override instead of waking ucode immediately - * since old code (wlc.c 1.4499) had this behavior. Older code set - * wlc->forcefastclk but only had the wake happen if the wakup_ucode work - * (protected by an up check) was executed just below. + /* + * keep the ucode wake bit on if forcefastclk is on since we + * do not want ucode to put us back to slow clock when it dozes + * for PM mode. Code below matches the wake override bit with + * current forcefastclk state. Only setting bit in wake_override + * instead of waking ucode immediately since old code had this + * behavior. Older code set wlc->forcefastclk but only had the + * wake happen if the wakup_ucode work (protected by an up + * check) was executed just below. */ if (wlc_hw->forcefastclk) mboolset(wlc_hw->wake_override, @@ -1176,7 +1201,10 @@ void brcms_b_mctrl(struct brcms_hardware *wlc_hw, u32 mask, u32 val) brcms_c_mctrl_write(wlc_hw); } -/* write the software state of maccontrol and overrides to the maccontrol register */ +/* + * write the software state of maccontrol and + * overrides to the maccontrol register + */ static void brcms_c_mctrl_write(struct brcms_hardware *wlc_hw) { u32 maccontrol = wlc_hw->maccontrol; @@ -1418,7 +1446,10 @@ static void brcms_b_bsinit(struct brcms_c_info *wlc, u16 chanspec) brcms_c_ucode_txant_set(wlc_hw); - /* cwmin is band-specific, update hardware with value for current band */ + /* + * cwmin is band-specific, update hardware + * with value for current band + */ brcms_b_set_cwmin(wlc_hw, wlc_hw->band->CWmin); brcms_b_set_cwmax(wlc_hw, wlc_hw->band->CWmax); @@ -1431,7 +1462,10 @@ static void brcms_b_bsinit(struct brcms_c_info *wlc, u16 chanspec) brcms_b_write_shm(wlc_hw, M_PHYTYPE, (u16) wlc_hw->band->phytype); brcms_b_write_shm(wlc_hw, M_PHYVER, (u16) wlc_hw->band->phyrev); - /* initialize the txphyctl1 rate table since shmem is shared between bands */ + /* + * initialize the txphyctl1 rate table since + * shmem is shared between bands + */ brcms_upd_ofdm_pctl1_table(wlc_hw); brcms_b_upd_synthpu(wlc_hw); @@ -1590,7 +1624,10 @@ void brcms_c_setxband(struct brcms_hardware *wlc_hw, uint bandunit) wlc_hw->band = wlc_hw->bandstate[bandunit]; - /* BMAC_NOTE: until we eliminate need for wlc->band refs in low level code */ + /* + * BMAC_NOTE: + * until we eliminate need for wlc->band refs in low level code + */ wlc_hw->wlc->band = wlc_hw->wlc->bandstate[bandunit]; /* set gmode core flag */ @@ -1689,7 +1726,10 @@ bool brcms_b_radio_read_hwdisabled(struct brcms_hardware *wlc_hw) */ flags |= SICF_PCLKE; - /* AI chip doesn't restore bar0win2 on hibernation/resume, need sw fixup */ + /* + * AI chip doesn't restore bar0win2 on + * hibernation/resume, need sw fixup + */ if ((wlc_hw->sih->chip == BCM43224_CHIP_ID) || (wlc_hw->sih->chip == BCM43225_CHIP_ID)) wlc_hw->regs = (struct d11regs *) @@ -1771,12 +1811,15 @@ void brcms_b_corereset(struct brcms_hardware *wlc_hw, u32 flags) */ flags |= SICF_PCLKE; - /* reset the core - * In chips with PMU, the fastclk request goes through d11 core reg 0x1e0, which - * is cleared by the core_reset. have to re-request it. - * This adds some delay and we can optimize it by also requesting fastclk through - * chipcommon during this period if necessary. But that has to work coordinate - * with other driver like mips/arm since they may touch chipcommon as well. + /* + * reset the core + * In chips with PMU, the fastclk request goes through d11 core + * reg 0x1e0, which is cleared by the core_reset. have to re-request it. + * + * This adds some delay and we can optimize it by also requesting + * fastclk through chipcommon during this period if necessary. But + * that has to work coordinate with other driver like mips/arm since + * they may touch chipcommon as well. */ wlc_hw->clk = false; ai_core_reset(wlc_hw->sih, flags, resetbits); @@ -1948,7 +1991,10 @@ static void brcms_c_gpio_init(struct brcms_c_info *wlc) ANTSEL_CLKDIV_4MHZ); } - /* gpio 9 controls the PA. ucode is responsible for wiggling out and oe */ + /* + * gpio 9 controls the PA. ucode is responsible + * for wiggling out and oe + */ if (wlc_hw->boardflags & BFL_PACTRL) gm |= gc |= BOARD_GPIO_PACTRL; @@ -2134,11 +2180,11 @@ void brcms_c_intrson(struct brcms_c_info *wlc) W_REG(&wlc_hw->regs->macintmask, wlc->macintmask); } -/* callback for siutils.c, which has only wlc handler, no wl - * they both check up, not only because there is no need to off/restore d11 interrupt - * but also because per-port code may require sync with valid interrupt. +/* + * callback for siutils.c, which has only wlc handler, no wl they both check + * up, not only because there is no need to off/restore d11 interrupt but also + * because per-port code may require sync with valid interrupt. */ - static u32 brcms_c_wlintrsoff(struct brcms_c_info *wlc) { if (!wlc->hw->up) @@ -2203,9 +2249,10 @@ static void brcms_b_tx_fifo_suspend(struct brcms_hardware *wlc_hw, wlc_hw->suspended_fifos |= fifo; if (wlc_hw->di[tx_fifo]) { - /* Suspending AMPDU transmissions in the middle can cause underflow - * which may result in mismatch between ucode and driver - * so suspend the mac before suspending the FIFO + /* + * Suspending AMPDU transmissions in the middle can cause + * underflow which may result in mismatch between ucode and + * driver so suspend the mac before suspending the FIFO */ if (BRCMS_PHY_11N_CAP(wlc_hw->band)) brcms_c_suspend_mac_and_wait(wlc_hw->wlc); @@ -2268,11 +2315,12 @@ static bool brcms_b_tx_fifo_suspended(struct brcms_hardware *wlc_hw, /* check that a suspend has been requested and is no longer pending */ /* - * for DMA mode, the suspend request is set in xmtcontrol of the DMA engine, - * and the tx fifo suspend at the lower end of the MAC is acknowledged in the - * chnstatus register. - * The tx fifo suspend completion is independent of the DMA suspend completion and - * may be acked before or after the DMA is suspended. + * for DMA mode, the suspend request is set in xmtcontrol of the DMA + * engine, and the tx fifo suspend at the lower end of the MAC is + * acknowledged in the chnstatus register. + * + * The tx fifo suspend completion is independent of the DMA suspend + * completion and may be acked before or after the DMA is suspended. */ if (dma_txsuspended(wlc_hw->di[tx_fifo]) && (R_REG(&wlc_hw->regs->chnstatus) & @@ -2709,8 +2757,10 @@ void brcms_b_core_phypll_ctl(struct brcms_hardware *wlc_hw, bool on) "PHY PLL failed\n", __func__); } } else { - /* Since the PLL may be shared, other cores can still be requesting it; - * so we'll deassert the request but not wait for status to comply. + /* + * Since the PLL may be shared, other cores can still + * be requesting it; so we'll deassert the request but + * not wait for status to comply. */ AND_REG(®s->clk_ctl_st, ~CCS_ERSRC_REQ_PHYPLL); tmp = R_REG(®s->clk_ctl_st); @@ -2759,7 +2809,10 @@ static void brcms_b_xtal(struct brcms_hardware *wlc_hw, bool want) { BCMMSG(wlc_hw->wlc->wiphy, "wl%d: want %d\n", wlc_hw->unit, want); - /* dont power down if plldown is false or we must poll hw radio disable */ + /* + * dont power down if plldown is false or + * we must poll hw radio disable + */ if (!want && wlc_hw->pllreq) return; @@ -2942,7 +2995,9 @@ void brcms_b_antsel_set(struct brcms_hardware *wlc_hw, u32 antsel_avail) wlc_hw->antsel_avail = antsel_avail; } -/* conditions under which the PM bit should be set in outgoing frames and STAY_AWAKE is meaningful +/* + * conditions under which the PM bit should be set in outgoing frames + * and STAY_AWAKE is meaningful */ bool brcms_c_ps_allowed(struct brcms_c_info *wlc) { @@ -3259,7 +3314,8 @@ brcms_b_init(struct brcms_hardware *wlc_hw, u16 chanspec, mboolset(wlc_hw->wake_override, BRCMS_WAKE_OVERRIDE_MACSUSPEND); /* - * initialize mac_suspend_depth to 1 to match ucode initial suspended state + * initialize mac_suspend_depth to 1 to match ucode + * initial suspended state */ wlc_hw->mac_suspend_depth = 1; @@ -3280,8 +3336,10 @@ void brcms_c_init(struct brcms_c_info *wlc) regs = wlc->regs; - /* This will happen if a big-hammer was executed. In that case, we want to go back - * to the channel that we were on and not new channel + /* + * This will happen if a big-hammer was executed. In + * that case, we want to go back to the channel that + * we were on and not new channel */ if (wlc->pub->associated) chanspec = wlc->home_chanspec; @@ -3341,7 +3399,10 @@ void brcms_c_init(struct brcms_c_info *wlc) brcms_c_duty_cycle_set(wlc, wlc->tx_duty_cycle_ofdm, true, true); brcms_c_duty_cycle_set(wlc, wlc->tx_duty_cycle_cck, false, true); - /* Update some shared memory locations related to max AMPDU size allowed to received */ + /* + * Update some shared memory locations related to + * max AMPDU size allowed to received + */ brcms_c_ampdu_shm_upd(wlc->ampdu); /* band-specific inits */ @@ -3412,9 +3473,11 @@ void brcms_c_mac_promisc(struct brcms_c_info *wlc) { u32 promisc_bits = 0; - /* promiscuous mode just sets MCTL_PROMISC - * Note: APs get all BSS traffic without the need to set the MCTL_PROMISC bit - * since all BSS data traffic is directed at the AP + /* + * promiscuous mode just sets MCTL_PROMISC + * Note: APs get all BSS traffic without the need to set + * the MCTL_PROMISC bit since all BSS data traffic is + * directed at the AP */ if (PROMISC_ENAB(wlc->pub) && !AP_ENAB(wlc->pub)) promisc_bits |= MCTL_PROMISC; @@ -3559,7 +3622,10 @@ static u8 brcms_c_local_constraint_qdbm(struct brcms_c_info *wlc) return local; } -/* propagate home chanspec to all bsscfgs in case bsscfg->current_bss->chanspec is referenced */ +/* + * propagate home chanspec to all bsscfgs in + * case bsscfg->current_bss->chanspec is referenced + */ void brcms_c_set_home_chanspec(struct brcms_c_info *wlc, u16 chanspec) { if (wlc->home_chanspec != chanspec) { @@ -3714,7 +3780,10 @@ u32 brcms_c_lowest_basic_rspec(struct brcms_c_info *wlc, } } #if NCONF - /* pick siso/cdd as default for OFDM (note no basic rate MCSs are supported yet) */ + /* + * pick siso/cdd as default for OFDM (note no basic + * rate MCSs are supported yet) + */ if (IS_OFDM(lowest_basic_rspec)) lowest_basic_rspec |= (wlc->stf->ss_opmode << RSPEC_STF_SHIFT); @@ -3723,8 +3792,9 @@ u32 brcms_c_lowest_basic_rspec(struct brcms_c_info *wlc, return lowest_basic_rspec; } -/* This function changes the phytxctl for beacon based on current beacon ratespec AND txant - * setting as per this table: +/* + * This function changes the phytxctl for beacon based on current + * beacon ratespec AND txant setting as per this table: * ratespec CCK ant = wlc->stf->txant * OFDM ant = 3 */ @@ -3744,9 +3814,11 @@ void brcms_c_beacon_phytxctl_txant_upd(struct brcms_c_info *wlc, brcms_c_write_shm(wlc, M_BCN_PCTLWD, phyctl); } -/* centralized protection config change function to simplify debugging, no consistency checking - * this should be called only on changes to avoid overhead in periodic function -*/ +/* + * centralized protection config change function to simplify debugging, no + * consistency checking this should be called only on changes to avoid overhead + * in periodic function + */ void brcms_c_protection_upd(struct brcms_c_info *wlc, uint idx, int val) { BCMMSG(wlc->wiphy, "idx %d, val %d\n", idx, val); @@ -3833,11 +3905,14 @@ static void brcms_c_ucode_mac_upd(struct brcms_c_info *wlc) */ if (wlc->home_chanspec == BRCMS_BAND_PI_RADIO_CHANSPEC) { if (wlc->pub->associated) { - /* BMAC_NOTE: This is something that should be fixed in ucode inits. - * I think that the ucode inits set up the bcn templates and shm values - * with a bogus beacon. This should not be done in the inits. If ucode needs - * to set up a beacon for testing, the test routines should write it down, - * not expect the inits to populate a bogus beacon. + /* + * BMAC_NOTE: This is something that should be fixed + * in ucode inits. I think that the ucode inits set + * up the bcn templates and shm values with a bogus + * beacon. This should not be done in the inits. If + * ucode needs to set up a beacon for testing, the + * test routines should write it down, not expect the + * inits to populate a bogus beacon. */ if (BRCMS_PHY_11N_CAP(wlc->band)) brcms_c_write_shm(wlc, M_BCN_TXTSF_OFFSET, @@ -3861,8 +3936,8 @@ static void brcms_c_bandinit_ordered(struct brcms_c_info *wlc, BCMMSG(wlc->wiphy, "wl%d\n", wlc->pub->unit); /* - * We might have been bandlocked during down and the chip power-cycled (hibernate). - * figure out the right band to park on + * We might have been bandlocked during down and the chip + * power-cycled (hibernate). Figure out the right band to park on */ if (wlc->bandlocked || NBANDS(wlc) == 1) { /* updated in brcms_c_bandlock() */ @@ -3939,7 +4014,10 @@ static void brcms_c_setband(struct brcms_c_info *wlc, brcms_c_bsinit(wlc); } -/* Initialize a WME Parameter Info Element with default STA parameters from WMM Spec, Table 12 */ +/* + * Initialize a WME Parameter Info Element with default + * STA parameters from WMM Spec, Table 12 + */ void brcms_c_wme_initparams_sta(struct brcms_c_info *wlc, struct wme_param_ie *pe) { @@ -4165,7 +4243,8 @@ void brcms_c_info_init(struct brcms_c_info *wlc, int unit) wlc->pub->_wme = AUTO; #ifdef BCMSDIODEV_ENABLED - wlc->pub->_priofc = true; /* enable priority flow control for sdio dongle */ + /* enable priority flow control for sdio dongle */ + wlc->pub->_priofc = true; #endif wlc->pub->_ampdu = AMPDU_AGG_HOST; @@ -4263,9 +4342,8 @@ int brcms_b_attach(struct brcms_c_info *wlc, u16 vendor, u16 device, uint unit, brcms_b_info_init(wlc_hw); /* - * Do the hardware portion of the attach. - * Also initialize software state that depends on the particular hardware - * we are running. + * Do the hardware portion of the attach. Also initialize software + * state that depends on the particular hardware we are running. */ wlc_hw->sih = ai_attach(regsva, bustype, btparam, &wlc_hw->vars, &wlc_hw->vars_size); @@ -4338,8 +4416,9 @@ int brcms_b_attach(struct brcms_c_info *wlc, u16 vendor, u16 device, uint unit, /* request fastclock and force fastclock for the rest of attach * bring the d11 core out of reset. - * For PMU chips, the first wlc_clkctl_clk is no-op since core-clk is still false; - * But it will be called again inside wlc_corereset, after d11 is out of reset. + * For PMU chips, the first wlc_clkctl_clk is no-op since core-clk + * is still false; But it will be called again inside wlc_corereset, + * after d11 is out of reset. */ brcms_b_clkctl_clk(wlc_hw, CLK_FAST); brcms_b_corereset(wlc_hw, BRCMS_USE_COREFLAGS); @@ -4505,11 +4584,14 @@ int brcms_b_attach(struct brcms_c_info *wlc, u16 vendor, u16 device, uint unit, } good_phy: - /* BMAC_NOTE: wlc->band->pi should not be set below and should be done in the - * high level attach. However we can not make that change until all low level access - * is changed to wlc_hw->band->pi. Instead do the wlc->band->pi init below, keeping - * wlc_hw->band->pi as well for incremental update of low level fns, and cut over - * low only init when all fns updated. + /* + * BMAC_NOTE: wlc->band->pi should not be set below and should + * be done in the high level attach. However we can not make + * that change until all low level access is changed to + * wlc_hw->band->pi. Instead do the wlc->band->pi init below, + * keeping wlc_hw->band->pi as well for incremental update of + * low level fns, and cut over low only init when all fns + * updated. */ wlc->band->pi = wlc_hw->band->pi; wlc->band->phytype = wlc_hw->band->phytype; @@ -4541,7 +4623,7 @@ int brcms_b_attach(struct brcms_c_info *wlc, u16 vendor, u16 device, uint unit, /* turn off pll and xtal to match driver "down" state */ brcms_b_xtal(wlc_hw, OFF); - /* ********************************************************************* + /* ******************************************************************* * The hardware is in the DOWN state at this point. D11 core * or cores are in reset with clocks off, and the board PLLs * are off if possible. @@ -4630,8 +4712,10 @@ void *brcms_c_attach(struct brcms_info *wl, u16 vendor, u16 device, uint unit, if (err) goto fail; - /* for some states, due to different info pointer(e,g, wlc, wlc_hw) or master/slave split, - * HIGH driver(both monolithic and HIGH_ONLY) needs to sync states FROM BMAC portion driver + /* + * for some states, due to different info pointer(e,g, wlc, wlc_hw) or + * master/slave split, HIGH driver(both monolithic and HIGH_ONLY) needs + * to sync states FROM BMAC portion driver */ if (!brcms_c_state_bmac_sync(wlc)) { err = 20; @@ -4719,7 +4803,10 @@ void *brcms_c_attach(struct brcms_info *wl, u16 vendor, u16 device, uint unit, (bool) N_ENAB(wlc->pub)); } - /* update antenna config due to wlc->stf->txant/txchain/ant_rx_ovr change */ + /* + * update antenna config due to + * wlc->stf->txant/txchain/ant_rx_ovr change + */ brcms_c_stf_phy_txant_upd(wlc); /* attach each modules */ @@ -4847,14 +4934,17 @@ static void brcms_c_attach_antgain_init(struct brcms_c_info *wlc) } else { s8 gain, fract; /* Older sroms specified gain in whole dbm only. In order - * be able to specify qdbm granularity and remain backward compatible - * the whole dbms are now encoded in only low 6 bits and remaining qdbms - * are encoded in the hi 2 bits. 6 bit signed number ranges from - * -32 - 31. Examples: 0x1 = 1 db, + * be able to specify qdbm granularity and remain backward + * compatible the whole dbms are now encoded in only + * low 6 bits and remaining qdbms are encoded in the hi 2 bits. + * 6 bit signed number ranges from -32 - 31. + * + * Examples: + * 0x1 = 1 db, * 0xc1 = 1.75 db (1 + 3 quarters), * 0x3f = -1 (-1 + 0 quarters), - * 0x7f = -.75 (-1 in low 6 bits + 1 quarters in hi 2 bits) = -3 qdbm. - * 0xbf = -.50 (-1 in low 6 bits + 2 quarters in hi 2 bits) = -2 qdbm. + * 0x7f = -.75 (-1 + 1 quarters) = -3 qdbm. + * 0xbf = -.50 (-1 + 2 quarters) = -2 qdbm. */ gain = wlc->band->antgain & 0x3f; gain <<= 2; /* Sign extend */ @@ -4946,8 +5036,10 @@ int brcms_b_detach(struct brcms_c_info *wlc) callbacks = 0; if (wlc_hw->sih) { - /* detach interrupt sync mechanism since interrupt is disabled and per-port - * interrupt object may has been freed. this must be done before sb core switch + /* + * detach interrupt sync mechanism since interrupt is disabled + * and per-port interrupt object may has been freed. this must + * be done before sb core switch */ ai_deregister_intr_callback(wlc_hw->sih); @@ -5050,7 +5142,10 @@ static void brcms_c_radio_hwdisable_upd(struct brcms_c_info *wlc) mboolclr(wlc->pub->radio_disabled, WL_RADIO_HW_DISABLE); } -/* return true if Minimum Power Consumption should be entered, false otherwise */ +/* + * return true if Minimum Power Consumption should + * be entered, false otherwise + */ bool brcms_c_is_non_delay_mpc(struct brcms_c_info *wlc) { return false; @@ -5082,9 +5177,10 @@ void brcms_c_radio_mpc_upd(struct brcms_c_info *wlc) } /* - * sync ismpc logic with WL_RADIO_MPC_DISABLE bit in wlc->pub->radio_disabled - * to go ON, always call radio_upd synchronously - * to go OFF, postpone radio_upd to later when context is safe(e.g. watchdog) + * sync ismpc logic with WL_RADIO_MPC_DISABLE bit in + * wlc->pub->radio_disabled to go ON, always call radio_upd + * synchronously to go OFF, postpone radio_upd to later when + * context is safe(e.g. watchdog) */ radio_state = (mboolisset(wlc->pub->radio_disabled, WL_RADIO_MPC_DISABLE) ? OFF : @@ -5102,9 +5198,11 @@ void brcms_c_radio_mpc_upd(struct brcms_c_info *wlc) wlc->mpc_dlycnt = BRCMS_MPC_MIN_DELAYCNT; wlc->mpc_dur += OSL_SYSUPTIME() - wlc->mpc_laston_ts; } - /* Below logic is meant to capture the transition from mpc off to mpc on for reasons - * other than wlc->mpc_delay_off keeping the mpc off. In that case reset - * wlc->mpc_delay_off to wlc->mpc_dlycnt, so that we restart the countdown of mpc_delay_off + /* + * Below logic is meant to capture the transition from mpc off + * to mpc on for reasons other than wlc->mpc_delay_off keeping + * the mpc off. In that case reset wlc->mpc_delay_off to + * wlc->mpc_dlycnt, so that we restart the countdown of mpc_delay_off */ if ((wlc->prev_non_delay_mpc == false) && (brcms_c_is_non_delay_mpc(wlc) == true) && wlc->mpc_delay_off) @@ -5128,8 +5226,10 @@ static void brcms_c_radio_upd(struct brcms_c_info *wlc) /* maintain LED behavior in down state */ static void brcms_c_down_led_upd(struct brcms_c_info *wlc) { - /* maintain LEDs while in down state, turn on sbclk if not available yet */ - /* turn on sbclk if necessary */ + /* + * maintain LEDs while in down state, turn on sbclk if + * not available yet. Turn on sbclk if necessary + */ if (!AP_ENAB(wlc->pub)) { brcms_c_pllreq(wlc, true, BRCMS_PLLREQ_FLIP); @@ -5142,7 +5242,8 @@ bool brcms_c_check_radio_disabled(struct brcms_c_info *wlc) { brcms_c_radio_hwdisable_upd(wlc); - return mboolisset(wlc->pub->radio_disabled, WL_RADIO_HW_DISABLE) ? true : false; + return mboolisset(wlc->pub->radio_disabled, WL_RADIO_HW_DISABLE) ? + true : false; } void brcms_c_radio_disable(struct brcms_c_info *wlc) @@ -5282,7 +5383,10 @@ static void brcms_c_watchdog(void *arg) brcms_b_watchdog(wlc); - /* occasionally sample mac stat counters to detect 16-bit counter wrap */ + /* + * occasionally sample mac stat counters to + * detect 16-bit counter wrap + */ if ((wlc->pub->now % SW_TIMER_MAC_STAT_UPD) == 0) brcms_c_statsupd(wlc); @@ -5327,14 +5431,20 @@ void brcms_b_hw_up(struct brcms_hardware *wlc_hw) if (wlc_hw->sih->bustype == PCI_BUS) { ai_pci_fixcfg(wlc_hw->sih); - /* AI chip doesn't restore bar0win2 on hibernation/resume, need sw fixup */ + /* + * AI chip doesn't restore bar0win2 on + * hibernation/resume, need sw fixup + */ if ((wlc_hw->sih->chip == BCM43224_CHIP_ID) || (wlc_hw->sih->chip == BCM43225_CHIP_ID)) wlc_hw->regs = (struct d11regs *) ai_setcore(wlc_hw->sih, D11_CORE_ID, 0); } - /* Inform phy that a POR reset has occurred so it does a complete phy init */ + /* + * Inform phy that a POR reset has occurred so + * it does a complete phy init + */ wlc_phy_por_inform(wlc_hw->band->pi); wlc_hw->ucode_loaded = false; @@ -5373,8 +5483,9 @@ int brcms_b_up_prep(struct brcms_hardware *wlc_hw) ai_pci_setup(wlc_hw->sih, coremask); /* - * Need to read the hwradio status here to cover the case where the system - * is loaded with the hw radio disabled. We do not want to bring the driver up in this case. + * Need to read the hwradio status here to cover the case where the + * system is loaded with the hw radio disabled. We do not want to + * bring the driver up in this case. */ if (brcms_b_radio_read_hwdisabled(wlc_hw)) { /* put SB PCI in down state again */ @@ -5432,10 +5543,11 @@ int brcms_c_up(struct brcms_c_info *wlc) } /* - * Need to read the hwradio status here to cover the case where the system - * is loaded with the hw radio disabled. We do not want to bring the driver up in this case. - * if radio is disabled, abort up, lower power, start radio timer and return 0(for NDIS) - * don't call radio_update to avoid looping brcms_c_up. + * Need to read the hwradio status here to cover the case where the + * system is loaded with the hw radio disabled. We do not want to bring + * the driver up in this case. If radio is disabled, abort up, lower + * power, start radio timer and return 0(for NDIS) don't call + * radio_update to avoid looping brcms_c_up. * * brcms_b_up_prep() returns either 0 or -BCME_RADIOOFF only */ @@ -5513,14 +5625,18 @@ int brcms_c_up(struct brcms_c_info *wlc) return 0; } -/* Initialize the base precedence map for dequeueing from txq based on WME settings */ +/* + * Initialize the base precedence map for dequeueing + * from txq based on WME settings + */ static void brcms_c_tx_prec_map_init(struct brcms_c_info *wlc) { wlc->tx_prec_map = BRCMS_PREC_BMP_ALL; memset(wlc->fifo2prec_map, 0, NFIFO * sizeof(u16)); - /* For non-WME, both fifos have overlapping MAXPRIO. So just disable all precedences - * if either is full. + /* + * For non-WME, both fifos have overlapping MAXPRIO. So just + * disable all precedences if either is full. */ if (!EDCF_ENAB(wlc->pub)) { wlc->fifo2prec_map[TX_DATA_FIFO] = BRCMS_PREC_BMP_ALL; @@ -5688,13 +5804,14 @@ int brcms_c_set_gmode(struct brcms_c_info *wlc, u8 gmode, bool config) /* Default to 54g Auto */ /* Advertise and use shortslot (-1/0/1 Auto/Off/On) */ s8 shortslot = BRCMS_SHORTSLOT_AUTO; - bool shortslot_restrict = false; /* Restrict association to stations that support shortslot - */ + bool shortslot_restrict = false; /* Restrict association to stations + * that support shortslot + */ bool ofdm_basic = false; /* Make 6, 12, and 24 basic rates */ /* Advertise and use short preambles (-1/0/1 Auto/Off/On) */ int preamble = BRCMS_PLCP_LONG; - bool preamble_restrict = false; /* Restrict association to stations that support short - * preambles + bool preamble_restrict = false; /* Restrict association to stations + * that support short preambles */ struct brcms_band *band; @@ -5752,7 +5869,8 @@ int brcms_c_set_gmode(struct brcms_c_info *wlc, u8 gmode, bool config) break; case GMODE_PERFORMANCE: - if (AP_ENAB(wlc->pub)) /* Put all rates into the Supported Rates element */ + if (AP_ENAB(wlc->pub)) + /* Put all rates into the Supported Rates element */ brcms_c_rateset_copy(&cck_ofdm_rates, &wlc->sup_rates_override); @@ -6281,7 +6399,10 @@ brcms_c_module_unregister(struct brcms_pub *pub, const char *name, void *hdl) return -ENODATA; } -/* Write WME tunable parameters for retransmit/max rate from wlc struct to ucode */ +/* + * Write WME tunable parameters for retransmit/max rate + * from wlc struct to ucode + */ static void brcms_c_wme_retries_write(struct brcms_c_info *wlc) { int ac; @@ -6661,9 +6782,11 @@ void brcms_c_txq_enq(void *ctx, struct scb *scb, struct sk_buff *sdu, brcmu_pkt_buf_free_skb(sdu); } - /* Check if flow control needs to be turned on after enqueuing the packet - * Don't turn on flow control if EDCF is enabled. Driver would make the decision on what - * to drop instead of relying on stack to make the right decision + /* + * Check if flow control needs to be turned on after enqueuing the + * packet. Don't turn on flow control if EDCF is enabled. Driver + * would make the decision on what to drop instead of relying on + * stack to make the right decision */ if (!EDCF_ENAB(wlc->pub) || (wlc->pub->wlfeatureflag & WL_SWFL_FLOWCONTROL)) { @@ -6686,7 +6809,10 @@ brcms_c_sendpkt_mac80211(struct brcms_c_info *wlc, struct sk_buff *sdu, struct scb *scb = &global_scb; struct ieee80211_hdr *d11_header = (struct ieee80211_hdr *)(sdu->data); - /* 802.11 standard requires management traffic to go at highest priority */ + /* + * 802.11 standard requires management traffic + * to go at highest priority + */ prio = ieee80211_is_data(d11_header->frame_control) ? sdu->priority : MAXPRIO; fifo = prio2fifo[prio]; @@ -6737,8 +6863,10 @@ void brcms_c_send_q(struct brcms_c_info *wlc) if (err == -EBUSY) { brcmu_pktq_penq_head(q, prec, pkt[0]); - /* If send failed due to any other reason than a change in - * HW FIFO condition, quit. Otherwise, read the new prec_map! + /* + * If send failed due to any other reason than a + * change in HW FIFO condition, quit. Otherwise, + * read the new prec_map! */ if (prec_map == wlc->tx_prec_map) break; @@ -6746,7 +6874,10 @@ void brcms_c_send_q(struct brcms_c_info *wlc) } } - /* Check if flow control needs to be turned off after sending the packet */ + /* + * Check if flow control needs to be turned off after + * sending the packet + */ if (!EDCF_ENAB(wlc->pub) || (wlc->pub->wlfeatureflag & WL_SWFL_FLOWCONTROL)) { if (brcms_c_txflowcontrol_prio_isset(wlc, qi, ALLPRIO) @@ -6794,8 +6925,8 @@ brcms_c_txfifo(struct brcms_c_info *wlc, uint fifo, struct sk_buff *p, txh = (struct d11txh *) (p->data); - /* When a BC/MC frame is being committed to the BCMC fifo via DMA (NOT PIO), update - * ucode or BSS info as appropriate. + /* When a BC/MC frame is being committed to the BCMC fifo + * via DMA (NOT PIO), update ucode or BSS info as appropriate. */ if (fifo == TX_BCMC_FIFO) frameid = le16_to_cpu(txh->TxFrameID); @@ -6804,8 +6935,9 @@ brcms_c_txfifo(struct brcms_c_info *wlc, uint fifo, struct sk_buff *p, brcms_c_war16165(wlc, true); - /* Bump up pending count for if not using rpc. If rpc is used, this will be handled - * in brcms_b_txfifo() + /* + * Bump up pending count for if not using rpc. If rpc is + * used, this will be handled in brcms_b_txfifo() */ if (commit) { TXPKTPENDINC(wlc, fifo, txpktpend); @@ -6842,9 +6974,9 @@ static void brcms_c_compute_mimo_plcp(u32 rspec, uint length, u8 *plcp) if (RSPEC_IS40MHZ(rspec) || (mcs == 32)) plcp[0] |= MIMO_PLCP_40MHZ; BRCMS_SET_MIMO_PLCP_LEN(plcp, length); - plcp[3] = RSPEC_MIMOPLCP3(rspec); /* rspec already holds this byte */ - plcp[3] |= 0x7; /* set smoothing, not sounding ppdu & reserved */ - plcp[4] = 0; /* number of extension spatial streams bit 0 & 1 */ + plcp[3] = RSPEC_MIMOPLCP3(rspec); /* rspec already holds this byte */ + plcp[3] |= 0x7; /* set smoothing, not sounding ppdu & reserved */ + plcp[4] = 0; /* number of extension spatial streams bit 0 & 1 */ plcp[5] = 0; } @@ -6856,7 +6988,10 @@ brcms_c_compute_ofdm_plcp(u32 rspec, u32 length, u8 *plcp) u32 tmp = 0; int rate = RSPEC2RATE(rspec); - /* encode rate per 802.11a-1999 sec 17.3.4.1, with lsb transmitted first */ + /* + * encode rate per 802.11a-1999 sec 17.3.4.1, with lsb + * transmitted first + */ rate_signal = rate_info[rate] & BRCMS_RATE_MASK; memset(plcp, 0, D11_PHY_HDR_LEN); D11A_PHY_HDR_SRATE((struct ofdm_phy_hdr *) plcp, rate_signal); @@ -6904,8 +7039,9 @@ static void brcms_c_cck_plcp_set(struct brcms_c_info *wlc, int rate_500, break; default: - wiphy_err(wlc->wiphy, "brcms_c_cck_plcp_set: unsupported rate %d" - "\n", rate_500); + wiphy_err(wlc->wiphy, + "brcms_c_cck_plcp_set: unsupported rate %d\n", + rate_500); rate_500 = BRCM_RATE_1M; usec = length << 3; break; @@ -7036,8 +7172,11 @@ u16 brcms_c_phytxctl1_calc(struct brcms_c_info *wlc, u32 rspec) phyctl1 |= (mcs_table[mcs].tx_phy_ctl3 << 8); } else if (IS_CCK(rspec) && !BRCMS_ISLCNPHY(wlc->band) && !BRCMS_ISSSLPNPHY(wlc->band)) { - /* In CCK mode LPPHY overloads OFDM Modulation bits with CCK Data Rate */ - /* Eventually MIMOPHY would also be converted to this format */ + /* + * In CCK mode LPPHY overloads OFDM Modulation bits with CCK + * Data Rate. Eventually MIMOPHY would also be converted to + * this format + */ /* 0 = 1Mbps; 1 = 2Mbps; 2 = 5.5Mbps; 3 = 11Mbps */ phyctl1 = (bw | (RSPEC_STF(rspec) << PHY_TXC1_MODE_SHIFT)); } else { /* legacy OFDM/CCK */ @@ -7070,8 +7209,9 @@ brcms_c_rspec_to_rts_rspec(struct brcms_c_info *wlc, u32 rspec, /* Use 11Mbps as the g protection RTS target rate and fallback. * Use the BRCMS_BASIC_RATE() lookup to find the best basic rate * under the target in case 11 Mbps is not Basic. - * 6 and 9 Mbps are not usually selected by rate selection, but even - * if the OFDM rate we are protecting is 6 or 9 Mbps, 11 is more robust. + * 6 and 9 Mbps are not usually selected by rate selection, but + * even if the OFDM rate we are protecting is 6 or 9 Mbps, 11 + * is more robust. */ rts_rspec = BRCMS_BASIC_RATE(wlc, BRCM_RATE_11M); else @@ -7085,8 +7225,9 @@ brcms_c_rspec_to_rts_rspec(struct brcms_c_info *wlc, u32 rspec, /* set rts txbw to correct side band */ rts_rspec &= ~RSPEC_BW_MASK; - /* if rspec/rspec_fallback is 40MHz, then send RTS on both 20MHz channel - * (DUP), otherwise send RTS on control channel + /* + * if rspec/rspec_fallback is 40MHz, then send RTS on both + * 20MHz channel (DUP), otherwise send RTS on control channel */ if (RSPEC_IS40MHZ(rspec) && !IS_CCK(rts_rspec)) rts_rspec |= (PHY_TXC1_BW_40MHZ_DUP << RSPEC_BW_SHIFT); @@ -7206,7 +7347,10 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, txrate[0] = tx_info->control.rates; txrate[1] = txrate[0] + 1; - /* if rate control algorithm didn't give us a fallback rate, use the primary rate */ + /* + * if rate control algorithm didn't give us a fallback + * rate, use the primary rate + */ if (txrate[1]->idx < 0) txrate[1] = txrate[0]; @@ -7231,8 +7375,10 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, rate_val[k] = txrate[k]->idx; } - /* Currently only support same setting for primay and fallback rates. - * Unify flags for each rate into a single value for the frame + /* + * Currently only support same setting for primay and + * fallback rates. Unify flags for each rate into a + * single value for the frame */ use_rts |= txrate[k]-> @@ -7246,7 +7392,11 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, rspec[k] = mac80211_wlc_set_nrate(wlc, wlc->band, rate_val[k]); - /* (1) RATE: determine and validate primary rate and fallback rates */ + /* + * (1) RATE: + * determine and validate primary rate + * and fallback rates + */ if (!RSPEC_ACTIVE(rspec[k])) { rspec[k] = BRCM_RATE_1M; } else { @@ -7262,7 +7412,10 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, if (N_ENAB(wlc->pub)) { for (k = 0; k < hw->max_rates; k++) { - /* apply siso/cdd to single stream mcs's or ofdm if rspec is auto selected */ + /* + * apply siso/cdd to single stream mcs's or ofdm + * if rspec is auto selected + */ if (((IS_MCS(rspec[k]) && IS_SINGLE_STREAM(rspec[k] & RSPEC_RATE_MASK)) || IS_OFDM(rspec[k])) @@ -7275,17 +7428,20 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, && BRCMS_STF_SS_STBC_TX(wlc, scb)) { u8 stc; - stc = 1; /* Nss for single stream is always 1 */ - rspec[k] |= - (PHY_TXC1_MODE_STBC << - RSPEC_STF_SHIFT) | (stc << - RSPEC_STC_SHIFT); + /* Nss for single stream is always 1 */ + stc = 1; + rspec[k] |= (PHY_TXC1_MODE_STBC << + RSPEC_STF_SHIFT) | + (stc << RSPEC_STC_SHIFT); } else rspec[k] |= (phyctl1_stf << RSPEC_STF_SHIFT); } - /* Is the phy configured to use 40MHZ frames? If so then pick the desired txbw */ + /* + * Is the phy configured to use 40MHZ frames? If + * so then pick the desired txbw + */ if (CHSPEC_WLC_BW(wlc->chanspec) == BRCMS_40_MHZ) { /* default txbw is 20in40 SB */ mimo_ctlchbw = mimo_txbw = @@ -7294,7 +7450,8 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, if (IS_MCS(rspec[k])) { /* mcs 32 must be 40b/w DUP */ - if ((rspec[k] & RSPEC_RATE_MASK) == 32) { + if ((rspec[k] & RSPEC_RATE_MASK) + == 32) { mimo_txbw = PHY_TXC1_BW_40MHZ_DUP; /* use override */ @@ -7310,8 +7467,10 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, mimo_txbw = wlc->cck_40txbw; } } else { - /* mcs32 is 40 b/w only. - * This is possible for probe packets on a STA during SCAN + /* + * mcs32 is 40 b/w only. + * This is possible for probe packets on + * a STA during SCAN */ if ((rspec[k] & RSPEC_RATE_MASK) == 32) /* mcs 0 */ @@ -7352,7 +7511,10 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, if (IS_MCS(rspec[k])) { preamble_type[k] = mimo_preamble_type; - /* if SGI is selected, then forced mm for single stream */ + /* + * if SGI is selected, then forced mm + * for single stream + */ if ((rspec[k] & RSPEC_SHORT_GI) && IS_SINGLE_STREAM(rspec[k] & RSPEC_RATE_MASK)) @@ -7476,12 +7638,14 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, /* TxFrameID */ txh->TxFrameID = cpu_to_le16(frameid); - /* TxStatus, Note the case of recreating the first frag of a suppressed frame - * then we may need to reset the retry cnt's via the status reg + /* + * TxStatus, Note the case of recreating the first frag of a suppressed + * frame then we may need to reset the retry cnt's via the status reg */ txh->TxStatus = cpu_to_le16(status); - /* extra fields for ucode AMPDU aggregation, the new fields are added to + /* + * extra fields for ucode AMPDU aggregation, the new fields are added to * the END of previous structure so that it's compatible in driver. */ txh->MaxNMpdus = cpu_to_le16(0); @@ -7590,10 +7754,16 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, #endif - /* Now that RTS/RTS FB preamble types are updated, write the final value */ + /* + * Now that RTS/RTS FB preamble types are updated, write + * the final value + */ txh->MacTxControlHigh = cpu_to_le16(mch); - /* MainRates (both the rts and frag plcp rates have been calculated now) */ + /* + * MainRates (both the rts and frag plcp rates have + * been calculated now) + */ txh->MainRates = cpu_to_le16(mainrates); /* XtraFrameTypes */ @@ -7633,9 +7803,9 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, } /* - * For mcs frames, if mixedmode(overloaded with long preamble) is going to be set, - * fill in non-zero MModeLen and/or MModeFbrLen - * it will be unnecessary if they are separated + * For mcs frames, if mixedmode(overloaded with long preamble) + * is going to be set, fill in non-zero MModeLen and/or + * MModeFbrLen it will be unnecessary if they are separated */ if (IS_MCS(rspec[0]) && (preamble_type[0] == BRCMS_MM_PREAMBLE)) { @@ -7657,7 +7827,7 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, uint frag_dur, dur, dur_fallback; /* WME: Update TXOP threshold */ - if ((!(tx_info->flags & IEEE80211_TX_CTL_AMPDU)) && (frag == 0)) { + if (!(tx_info->flags & IEEE80211_TX_CTL_AMPDU) && frag == 0) { frag_dur = brcms_c_calc_frame_time(wlc, rspec[0], preamble_type[0], phylen); @@ -7694,11 +7864,17 @@ brcms_c_d11hdrs_mac80211(struct brcms_c_info *wlc, struct ieee80211_hw *hw, } /* NEED to set TxFesTimeNormal (hard) */ txh->TxFesTimeNormal = cpu_to_le16((u16) dur); - /* NEED to set fallback rate version of TxFesTimeNormal (hard) */ + /* + * NEED to set fallback rate version of + * TxFesTimeNormal (hard) + */ txh->TxFesTimeFallback = cpu_to_le16((u16) dur_fallback); - /* update txop byte threshold (txop minus intraframe overhead) */ + /* + * update txop byte threshold (txop minus intraframe + * overhead) + */ if (wlc->edcf_txop[ac] >= (dur - frag_dur)) { uint newfragthresh; @@ -7745,7 +7921,10 @@ void brcms_c_tbtt(struct brcms_c_info *wlc) struct brcms_bss_cfg *cfg = wlc->cfg; if (!cfg->BSS) - /* DirFrmQ is now valid...defer setting until end of ATIM window */ + /* + * DirFrmQ is now valid...defer setting until end + * of ATIM window + */ wlc->qvalid |= MCMD_DIRFRMQVAL; } @@ -7780,12 +7959,13 @@ brcms_c_dotxstatus(struct brcms_c_info *wlc, struct tx_status *txs, u32 frm_tx2) struct ieee80211_tx_rate *txrate; int i; - (void)(frm_tx2); /* Compiler reference to avoid unused variable warning */ + /* Compiler reference to avoid unused variable warning */ + (void)(frm_tx2); /* discard intermediate indications for ucode with one legitimate case: - * e.g. if "useRTS" is set. ucode did a successful rts/cts exchange, but the subsequent - * tx of DATA failed. so it will start rts/cts from the beginning (resetting the rts - * transmission count) + * e.g. if "useRTS" is set. ucode did a successful rts/cts exchange, + * but the subsequent tx of DATA failed. so it will start rts/cts + * from the beginning (resetting the rts transmission count) */ if (!(txs->status & TX_STATUS_AMPDU) && (txs->status & TX_STATUS_INTERMEDIATE)) { @@ -7877,13 +8057,22 @@ brcms_c_dotxstatus(struct brcms_c_info *wlc, struct tx_status *txs, u32 frm_tx2) ieee80211_tx_info_clear_status(tx_info); if ((tx_frame_count > fbl) && (txrate[1].idx >= 0)) { - /* rate selection requested a fallback rate and we used it */ + /* + * rate selection requested a fallback rate + * and we used it + */ txrate[0].count = fbl; txrate[1].count = tx_frame_count - fbl; } else { - /* rate selection did not request fallback rate, or we didn't need it */ + /* + * rate selection did not request fallback rate, or + * we didn't need it + */ txrate[0].count = tx_frame_count; - /* rc80211_minstrel.c:minstrel_tx_status() expects unused rates to be marked with idx = -1 */ + /* + * rc80211_minstrel.c:minstrel_tx_status() expects + * unused rates to be marked with idx = -1 + */ txrate[1].idx = -1; txrate[1].count = 0; } @@ -8035,11 +8224,12 @@ prep_mac80211_status(struct brcms_c_info *wlc, struct d11rxhdr *rxh, rx_status->freq = ieee80211_dsss_chan_to_freq(channel); } - rx_status->signal = wlc_rxh->rssi; /* signal */ + rx_status->signal = wlc_rxh->rssi; /* noise */ /* qual */ - rx_status->antenna = (rxh->PhyRxStatus_0 & PRXS0_RXANT_UPSUBBAND) ? 1 : 0; /* ant */ + rx_status->antenna = + (rxh->PhyRxStatus_0 & PRXS0_RXANT_UPSUBBAND) ? 1 : 0; plcp = p->data; @@ -8253,14 +8443,16 @@ brcms_c_calc_lsig_len(struct brcms_c_info *wlc, u32 ratespec, /* MCS_TXS(mcs) returns num tx streams - 1 */ int tot_streams = (MCS_TXS(mcs) + 1) + RSPEC_STC(ratespec); - /* the payload duration calculation matches that of regular ofdm */ + /* + * the payload duration calculation matches that + * of regular ofdm + */ /* 1000Ndbps = kbps * 4 */ kNdps = MCS_RATE(mcs, RSPEC_IS40MHZ(ratespec), RSPEC_ISSGI(ratespec)) * 4; if (RSPEC_STC(ratespec) == 0) - /* NSyms = CEILING((SERVICE + 8*NBytes + TAIL) / Ndbps) */ nsyms = CEIL((APHY_SERVICE_NBITS + 8 * mac_len + APHY_TAIL_NBITS) * 1000, kNdps); @@ -8271,15 +8463,22 @@ brcms_c_calc_lsig_len(struct brcms_c_info *wlc, u32 ratespec, CEIL((APHY_SERVICE_NBITS + 8 * mac_len + APHY_TAIL_NBITS) * 1000, 2 * kNdps); - nsyms += (tot_streams + 3); /* (+3) account for HT-SIG(2) and HT-STF(1) */ - /* 3 bytes/symbol @ legacy 6Mbps rate */ - len = (3 * nsyms) - 3; /* (-3) excluding service bits and tail bits */ + /* (+3) account for HT-SIG(2) and HT-STF(1) */ + nsyms += (tot_streams + 3); + /* + * 3 bytes/symbol @ legacy 6Mbps rate + * (-3) excluding service bits and tail bits + */ + len = (3 * nsyms) - 3; } return (u16) len; } -/* calculate frame duration of a given rate and length, return time in usec unit */ +/* + * calculate frame duration of a given rate and length, return + * time in usec unit + */ uint brcms_c_calc_frame_time(struct brcms_c_info *wlc, u32 ratespec, u8 preamble_type, uint mac_len) @@ -8309,7 +8508,6 @@ brcms_c_calc_frame_time(struct brcms_c_info *wlc, u32 ratespec, RSPEC_ISSGI(ratespec)) * 4; if (RSPEC_STC(ratespec) == 0) - /* NSyms = CEILING((SERVICE + 8*NBytes + TAIL) / Ndbps) */ nsyms = CEIL((APHY_SERVICE_NBITS + 8 * mac_len + APHY_TAIL_NBITS) * 1000, kNdps); @@ -8336,7 +8534,10 @@ brcms_c_calc_frame_time(struct brcms_c_info *wlc, u32 ratespec, if (BAND_2G(wlc->band->bandtype)) dur += DOT11_OFDM_SIGNAL_EXTENSION; } else { - /* calc # bits * 2 so factor of 2 in rate (1/2 mbps) will divide out */ + /* + * calc # bits * 2 so factor of 2 in rate (1/2 mbps) + * will divide out + */ mac_len = mac_len * 8 * 2; /* calc ceiling of bits/rate = microseconds of air time */ dur = (mac_len + rate - 1) / rate; @@ -8401,8 +8602,10 @@ brcms_c_calc_ba_time(struct brcms_c_info *wlc, u32 rspec, { BCMMSG(wlc->wiphy, "wl%d: rspec 0x%x, " "preamble_type %d\n", wlc->pub->unit, rspec, preamble_type); - /* Spec 9.6: ack rate is the highest rate in BSSBasicRateSet that is less than - * or equal to the rate of the immediately previous frame in the FES + /* + * Spec 9.6: ack rate is the highest rate in BSSBasicRateSet that + * is less than or equal to the rate of the immediately previous + * frame in the FES */ rspec = BRCMS_BASIC_RATE(wlc, rspec); /* BA len == 32 == 16(ctl hdr) + 4(ba len) + 8(bitmap) + 4(fcs) */ @@ -8419,8 +8622,10 @@ brcms_c_calc_ack_time(struct brcms_c_info *wlc, u32 rspec, BCMMSG(wlc->wiphy, "wl%d: rspec 0x%x, preamble_type %d\n", wlc->pub->unit, rspec, preamble_type); - /* Spec 9.6: ack rate is the highest rate in BSSBasicRateSet that is less than - * or equal to the rate of the immediately previous frame in the FES + /* + * Spec 9.6: ack rate is the highest rate in BSSBasicRateSet that + * is less than or equal to the rate of the immediately previous + * frame in the FES */ rspec = BRCMS_BASIC_RATE(wlc, rspec); /* ACK frame len == 14 == 2(fc) + 2(dur) + 6(ra) + 4(fcs) */ @@ -8515,7 +8720,10 @@ void brcms_c_rate_lookup_init(struct brcms_c_info *wlc, continue; if (IS_OFDM(rate)) { - /* In 11g and 11a, the OFDM mandatory rates are 6, 12, and 24 Mbps */ + /* + * In 11g and 11a, the OFDM mandatory rates + * are 6, 12, and 24 Mbps + */ if (rate >= BRCM_RATE_24M) mandatory = BRCM_RATE_24M; else if (rate >= BRCM_RATE_12M) @@ -8523,7 +8731,7 @@ void brcms_c_rate_lookup_init(struct brcms_c_info *wlc, else mandatory = BRCM_RATE_6M; } else { - /* In 11b, all the CCK rates are mandatory 1 - 11 Mbps */ + /* In 11b, all CCK rates are mandatory 1 - 11 Mbps */ mandatory = rate; } @@ -8691,7 +8899,10 @@ void brcms_c_mod_prb_rsp_rate_table(struct brcms_c_info *wlc, uint frame_len) brcms_c_rateset_copy(rs_dflt, &rs); brcms_c_rateset_mcs_upd(&rs, wlc->stf->txstreams); - /* walk the phy rate table and update MAC core SHM basic rate table entries */ + /* + * walk the phy rate table and update MAC core SHM + * basic rate table entries + */ for (i = 0; i < rs.count; i++) { rate = rs.rates[i] & BRCMS_RATE_MASK; @@ -8700,7 +8911,10 @@ void brcms_c_mod_prb_rsp_rate_table(struct brcms_c_info *wlc, uint frame_len) /* Calculate the Probe Response PLCP for the given rate */ brcms_c_compute_plcp(wlc, rate, frame_len, plcp); - /* Calculate the duration of the Probe Response frame plus SIFS for the MAC */ + /* + * Calculate the duration of the Probe Response + * frame plus SIFS for the MAC + */ dur = (u16) brcms_c_calc_frame_time(wlc, rate, BRCMS_LONG_PREAMBLE, frame_len); dur += sifs; @@ -8723,8 +8937,8 @@ void brcms_c_mod_prb_rsp_rate_table(struct brcms_c_info *wlc, uint frame_len) * * *len on input contains the max length of the packet available. * - * The *len value is set to the number of bytes in buf used, and starts with the PLCP - * and included up to, but not including, the 4 byte FCS. + * The *len value is set to the number of bytes in buf used, and starts + * with the PLCP and included up to, but not including, the 4 byte FCS. */ static void brcms_c_bcn_prb_template(struct brcms_c_info *wlc, u16 type, @@ -8740,16 +8954,21 @@ brcms_c_bcn_prb_template(struct brcms_c_info *wlc, u16 type, hdr_len = DOT11_MAC_HDR_LEN; else hdr_len = D11_PHY_HDR_LEN + DOT11_MAC_HDR_LEN; - body_len = *len - hdr_len; /* calc buffer size provided for frame body */ - *len = hdr_len + body_len; /* return actual size */ + /* calc buffer size provided for frame body */ + body_len = *len - hdr_len; + /* return actual size */ + *len = hdr_len + body_len; /* format PHY and MAC headers */ memset((char *)buf, 0, hdr_len); plcp = (struct cck_phy_hdr *) buf; - /* PLCP for Probe Response frames are filled in from core's rate table */ + /* + * PLCP for Probe Response frames are filled in from + * core's rate table + */ if (type == IEEE80211_STYPE_BEACON && !MBSS_BCN_ENAB(cfg)) /* fill in PLCP */ brcms_c_compute_plcp(wlc, bcn_rspec, @@ -8807,10 +9026,11 @@ brcms_b_write_hw_bcntemplates(struct brcms_hardware *wlc_hw, void *bcn, } } -/* Update a beacon for a particular BSS - * For MBSS, this updates the software template and sets "latest" to the index of the - * template updated. - * Otherwise, it updates the hardware template. +/* + * Update a beacon for a particular BSS + * For MBSS, this updates the software template and sets "latest" to + * the index of the template updated. Otherwise, it updates the hardware + * template. */ void brcms_c_bss_update_beacon(struct brcms_c_info *wlc, struct brcms_bss_cfg *cfg) @@ -8907,7 +9127,10 @@ brcms_c_bss_update_probe_resp(struct brcms_c_info *wlc, u16 prb_resp[BCN_TMPL_LEN / 2]; int len = BCN_TMPL_LEN; - /* write the probe response to hardware, or save in the config structure */ + /* + * write the probe response to hardware, or save in + * the config structure + */ if (!MBSS_PRB_ENAB(cfg)) { /* create the probe response template */ @@ -8928,17 +9151,18 @@ brcms_c_bss_update_probe_resp(struct brcms_c_info *wlc, brcms_c_shm_ssid_upd(wlc, cfg); /* - * Write PLCP headers and durations for probe response frames at all rates. - * Use the actual frame length covered by the PLCP header for the call to - * brcms_c_mod_prb_rsp_rate_table() by subtracting the PLCP len - * and adding the FCS. + * Write PLCP headers and durations for probe response frames + * at all rates. Use the actual frame length covered by the + * PLCP header for the call to brcms_c_mod_prb_rsp_rate_table() + * by subtracting the PLCP len and adding the FCS. */ len += (-D11_PHY_HDR_LEN + FCS_LEN); brcms_c_mod_prb_rsp_rate_table(wlc, (u16) len); if (suspend) brcms_c_enable_mac(wlc); - } else { /* Generating probe resp in sw; update local template */ + } else { + /* Generating probe resp in sw; update local template */ /* error: No software probe response support without MBSS */ } } @@ -9076,7 +9300,10 @@ mac80211_wlc_set_nrate(struct brcms_c_info *wlc, struct brcms_band *cur_band, stf = PHY_TXC1_MODE_SDM; } } else { - /* MCS 0-7 may use SISO, CDD, and for phy_rev >= 3 STBC */ + /* + * MCS 0-7 may use SISO, CDD, and for + * phy_rev >= 3 STBC + */ if ((stf > PHY_TXC1_MODE_STBC) || (!BRCMS_STBC_CAP_PHY(wlc) && (stf == PHY_TXC1_MODE_STBC))) { diff --git a/drivers/staging/brcm80211/brcmsmac/main.h b/drivers/staging/brcm80211/brcmsmac/main.h index e797bf0..0fd061b 100644 --- a/drivers/staging/brcm80211/brcmsmac/main.h +++ b/drivers/staging/brcm80211/brcmsmac/main.h @@ -49,8 +49,7 @@ /* uS: 83mS is max packet time (64KB ampdu @ 6Mbps) */ #define BRCMS_MAX_MAC_SUSPEND 83000 -/* Probe Response timeout - responses for probe requests older that this are tossed, zero to disable - */ +/* responses for probe requests older that this are tossed, zero to disable */ #define BRCMS_PRB_RESP_TIMEOUT 0 /* Disable probe response timeout */ /* transmit buffer max headroom for protocol headers */ @@ -123,7 +122,9 @@ #define BOARDREV_PROMOTABLE 0xFF /* from */ #define BOARDREV_PROMOTED 1 /* to */ -/* if wpa is in use then portopen is true when the group key is plumbed otherwise it is always true +/* + * if wpa is in use then portopen is true when the + * group key is plumbed otherwise it is always true */ #define WSEC_ENABLED(wsec) ((wsec) & (WEP_ENABLED | TKIP_ENABLED | AES_ENABLED)) #define BRCMS_SW_KEYS(wlc, bsscfg) ((((wlc)->wsec_swkeys) || \ @@ -163,13 +164,13 @@ extern const u8 prio2fifo[]; #define RETRY_SHORT_DEF 7 /* Default Short retry Limit */ #define RETRY_SHORT_MAX 255 /* Maximum Short retry Limit */ #define RETRY_LONG_DEF 4 /* Default Long retry count */ -#define RETRY_SHORT_FB 3 /* Short retry count for fallback rate */ -#define RETRY_LONG_FB 2 /* Long retry count for fallback rate */ +#define RETRY_SHORT_FB 3 /* Short count for fallback rate */ +#define RETRY_LONG_FB 2 /* Long count for fallback rate */ #define MAXTXPKTS 6 /* max # pkts pending */ /* frameburst */ -#define MAXTXFRAMEBURST 8 /* vanilla xpress mode: max frames/burst */ +#define MAXTXFRAMEBURST 8 /* vanilla xpress mode: max frames/burst */ #define MAXFRAMEBURST_TXOP 10000 /* Frameburst TXOP in usec */ /* Per-AC retry limit register definitions; uses defs.h bitfield macros */ @@ -228,11 +229,12 @@ extern const u8 prio2fifo[]; /* * Detect Card removed. - * Even checking an sbconfig register read will not false trigger when the core is in reset. - * it breaks CF address mechanism. Accessing gphy phyversion will cause SB error if aphy - * is in reset on 4306B0-DB. Need a simple accessible reg with fixed 0/1 pattern - * (some platforms return all 0). - * If clocks are present, call the sb routine which will figure out if the device is removed. + * Even checking an sbconfig register read will not false trigger when the core + * is in reset it breaks CF address mechanism. Accessing gphy phyversion will + * cause SB error if aphy is in reset on 4306B0-DB. Need a simple accessible + * reg with fixed 0/1 pattern (some platforms return all 0). + * If clocks are present, call the sb routine which will figure out if the + * device is removed. */ #define DEVICEREMOVED(wlc) \ ((wlc->hw->clk) ? \ @@ -248,52 +250,81 @@ extern const u8 prio2fifo[]; #define brcms_b_copyto_shm(wlc_hw, offset, buf, len) \ brcms_b_copyto_objmem(wlc_hw, offset, buf, len, OBJADDR_SHM_SEL) +/* + * 802.11 protection information + * + * _g: use g spec protection, driver internal. + * g_override: override for use of g spec protection. + * gmode_user: user config gmode, operating band->gmode is different. + * overlap: Overlap BSS/IBSS protection for both 11g and 11n. + * nmode_user: user config nmode, operating pub->nmode is different. + * n_cfg: use OFDM protection on MIMO frames. + * n_cfg_override: override for use of N protection. + * nongf: non-GF present protection. + * nongf_override: override for use of GF protection. + * n_pam_override: override for preamble: MM or GF. + * n_obss: indicated OBSS Non-HT STA present. +*/ struct brcms_protection { - bool _g; /* use g spec protection, driver internal */ - s8 g_override; /* override for use of g spec protection */ - u8 gmode_user; /* user config gmode, operating band->gmode is different */ - s8 overlap; /* Overlap BSS/IBSS protection for both 11g and 11n */ - s8 nmode_user; /* user config nmode, operating pub->nmode is different */ - s8 n_cfg; /* use OFDM protection on MIMO frames */ - s8 n_cfg_override; /* override for use of N protection */ - bool nongf; /* non-GF present protection */ - s8 nongf_override; /* override for use of GF protection */ - s8 n_pam_override; /* override for preamble: MM or GF */ - bool n_obss; /* indicated OBSS Non-HT STA present */ + bool _g; + s8 g_override; + u8 gmode_user; + s8 overlap; + s8 nmode_user; + s8 n_cfg; + s8 n_cfg_override; + bool nongf; + s8 nongf_override; + s8 n_pam_override; + bool n_obss; }; -/* anything affects the single/dual streams/antenna operation */ +/* + * anything affecting the single/dual streams/antenna operation + * + * hw_txchain: HW txchain bitmap cfg. + * txchain: txchain bitmap being used. + * txstreams: number of txchains being used. + * hw_rxchain: HW rxchain bitmap cfg. + * rxchain: rxchain bitmap being used. + * rxstreams: number of rxchains being used. + * ant_rx_ovr: rx antenna override. + * txant: userTx antenna setting. + * phytxant: phyTx antenna setting in txheader. + * ss_opmode: singlestream Operational mode, 0:siso; 1:cdd. + * ss_algosel_auto: if true, use wlc->stf->ss_algo_channel; + * else use wlc->band->stf->ss_mode_band. + * ss_algo_channel: ss based on per-channel algo: 0: SISO, 1: CDD 2: STBC. + * no_cddstbc: stf override, 1: no CDD (or STBC) allowed. + * rxchain_restore_delay: delay time to restore default rxchain. + * ldpc: AUTO/ON/OFF ldpc cap supported. + * txcore[MAX_STREAMS_SUPPORTED + 1]: bitmap of selected core for each Nsts. + * spatial_policy: + */ struct brcms_stf { - u8 hw_txchain; /* HW txchain bitmap cfg */ - u8 txchain; /* txchain bitmap being used */ - u8 txstreams; /* number of txchains being used */ - - u8 hw_rxchain; /* HW rxchain bitmap cfg */ - u8 rxchain; /* rxchain bitmap being used */ - u8 rxstreams; /* number of rxchains being used */ - - u8 ant_rx_ovr; /* rx antenna override */ - s8 txant; /* userTx antenna setting */ - u16 phytxant; /* phyTx antenna setting in txheader */ - - u8 ss_opmode; /* singlestream Operational mode, 0:siso; 1:cdd */ - bool ss_algosel_auto; /* if true, use wlc->stf->ss_algo_channel; */ - /* else use wlc->band->stf->ss_mode_band; */ - u16 ss_algo_channel; /* ss based on per-channel algo: 0: SISO, 1: CDD 2: STBC */ - u8 no_cddstbc; /* stf override, 1: no CDD (or STBC) allowed */ - - u8 rxchain_restore_delay; /* delay time to restore default rxchain */ - - s8 ldpc; /* AUTO/ON/OFF ldpc cap supported */ - u8 txcore[MAX_STREAMS_SUPPORTED + 1]; /* bitmap of selected core for each Nsts */ + u8 hw_txchain; + u8 txchain; + u8 txstreams; + u8 hw_rxchain; + u8 rxchain; + u8 rxstreams; + u8 ant_rx_ovr; + s8 txant; + u16 phytxant; + u8 ss_opmode; + bool ss_algosel_auto; + u16 ss_algo_channel; + u8 no_cddstbc; + u8 rxchain_restore_delay; + s8 ldpc; + u8 txcore[MAX_STREAMS_SUPPORTED + 1]; s8 spatial_policy; }; #define BRCMS_STF_SS_STBC_TX(wlc, scb) \ - (((wlc)->stf->txstreams > 1) && (((wlc)->band->band_stf_stbc_tx == ON) || \ - (SCB_STBC_CAP((scb)) && \ - (wlc)->band->band_stf_stbc_tx == AUTO && \ - isset(&((wlc)->stf->ss_algo_channel), PHY_TXC1_MODE_STBC)))) + (((wlc)->stf->txstreams > 1) && (((wlc)->band->band_stf_stbc_tx == ON) \ + || (SCB_STBC_CAP((scb)) && (wlc)->band->band_stf_stbc_tx == AUTO && \ + isset(&((wlc)->stf->ss_algo_channel), PHY_TXC1_MODE_STBC)))) #define BRCMS_STBC_CAP_PHY(wlc) (BRCMS_ISNPHY(wlc->band) && \ NREV_GE(wlc->band->phyrev, 3)) @@ -312,9 +343,12 @@ struct brcms_stf { #define BRCMS_BSS_HT 0x0020 /* BSS is HT (MIMO) capable */ /* Flags used in brcms_c_txq_info.stopped */ -#define TXQ_STOP_FOR_PRIOFC_MASK 0x000000FF /* per prio flow control bits */ -#define TXQ_STOP_FOR_PKT_DRAIN 0x00000100 /* stop txq enqueue for packet drain */ -#define TXQ_STOP_FOR_AMPDU_FLOW_CNTRL 0x00000200 /* stop txq enqueue for ampdu flow control */ +/* per prio flow control bits */ +#define TXQ_STOP_FOR_PRIOFC_MASK 0x000000FF +/* stop txq enqueue for packet drain */ +#define TXQ_STOP_FOR_PKT_DRAIN 0x00000100 +/* stop txq enqueue for ampdu flow control */ +#define TXQ_STOP_FOR_AMPDU_FLOW_CNTRL 0x00000200 #define BRCMS_HT_WEP_RESTRICT 0x01 /* restrict HT with WEP */ #define BRCMS_HT_TKIP_RESTRICT 0x02 /* restrict HT with TKIP */ @@ -322,8 +356,8 @@ struct brcms_stf { /* Maximum # of keys that wl driver supports in S/W. * Keys supported in H/W is less than or equal to WSEC_MAX_KEYS. */ -#define WSEC_MAX_KEYS 54 /* Max # of keys (50 + 4 default keys) */ -#define BRCMS_DEFAULT_KEYS 4 /* Default # of keys */ +#define WSEC_MAX_KEYS 54 /* Max # of keys (50 + 4 default keys) */ +#define BRCMS_DEFAULT_KEYS 4 /* Default # of keys */ /* * Max # of keys currently supported: @@ -347,14 +381,14 @@ struct wsec_key { u8 ea[ETH_ALEN]; /* per station */ u8 idx; /* key index in wsec_keys array */ u8 id; /* key ID [0-3] */ - u8 algo; /* CRYPTO_ALGO_AES_CCM, CRYPTO_ALGO_WEP128, etc */ - u8 rcmta; /* rcmta entry index, same as idx by default */ - u16 flags; /* misc flags */ - u8 algo_hw; /* cache for hw register */ - u8 aes_mode; /* cache for hw register */ - s8 iv_len; /* IV length */ - s8 icv_len; /* ICV length */ - u32 len; /* key length..don't move this var */ + u8 algo; /* CRYPTO_ALGO_AES_CCM, CRYPTO_ALGO_WEP128, etc */ + u8 rcmta; /* rcmta entry index, same as idx by default */ + u16 flags; /* misc flags */ + u8 algo_hw; /* cache for hw register */ + u8 aes_mode; /* cache for hw register */ + s8 iv_len; /* IV length */ + s8 icv_len; /* ICV length */ + u32 len; /* key length..don't move this var */ /* data is 4byte aligned */ u8 data[WLAN_MAX_KEY_LEN]; /* key data */ struct wsec_iv rxiv[BRCMS_NUMRXIVS]; /* Rx IV (one per TID) */ @@ -405,8 +439,8 @@ struct brcms_band { bool mimo_cap_40; /* 40 MHz cap enabled on this band */ s8 antgain; /* antenna gain from srom */ - u16 CWmin; /* The minimum size of contention window, in unit of aSlotTime */ - u16 CWmax; /* The maximum size of contention window, in unit of aSlotTime */ + u16 CWmin; /* minimum size of contention window, in unit of aSlotTime */ + u16 CWmax; /* maximum size of contention window, in unit of aSlotTime */ u16 bcntsfoff; /* beacon tsf offset */ }; @@ -422,10 +456,14 @@ struct pkt_cb { /* module control blocks */ struct modulecb { - char name[32]; /* module name : NULL indicates empty array member */ - const struct brcmu_iovar *iovars; /* iovar table */ - void *hdl; /* handle passed when handler 'doiovar' is called */ - int (*watchdog_fn)(void *handle); /* watchdog handler */ + /* module name : NULL indicates empty array member */ + char name[32]; + /* iovar table */ + const struct brcmu_iovar *iovars; + /* handle passed when handler 'doiovar' is called */ + void *hdl; + /* watchdog handler */ + int (*watchdog_fn)(void *handle); /* IOVar handler * @@ -483,11 +521,11 @@ struct wme_param_ie { /* virtual interface */ struct brcms_c_if { struct brcms_c_if *next; - u8 type; /* BSS or WDS */ - u8 index; /* assigned in wl_add_if(), index of the wlif if any, - * not necessarily corresponding to bsscfg._idx or - * AID2PVBMAP(scb). - */ + u8 type; /* BSS or WDS */ + u8 index; /* assigned in wl_add_if(), index of the wlif if any, + * not necessarily corresponding to bsscfg._idx or + * AID2PVBMAP(scb). + */ u8 flags; /* flags for the interface */ struct brcms_if *wlif; /* pointer to wlif */ struct brcms_txq_info *qi; /* pointer to associated tx queue */ @@ -569,12 +607,12 @@ struct brcms_hardware { u8 suspended_fifos; /* Which TX fifo to remain awake for */ u32 maccontrol; /* Cached value of maccontrol */ uint mac_suspend_depth; /* current depth of mac_suspend levels */ - u32 wake_override; /* Various conditions to force MAC to WAKE mode */ + u32 wake_override; /* bit flags to force MAC to WAKE mode */ u32 mute_override; /* Prevent ucode from sending beacons */ u8 etheraddr[ETH_ALEN]; /* currently configured ethernet address */ u32 led_gpio_mask; /* LED GPIO Mask */ bool noreset; /* true= do not reset hw, used by WLC_OUT */ - bool forcefastclk; /* true if the h/w is forcing the use of fast clk */ + bool forcefastclk; /* true if h/w is forcing to use fast clk */ bool clk; /* core is out of reset and has clock */ bool sbclk; /* sb has clock */ struct bmac_pmq *bmac_pmq; /* bmac PM states derived from ucode PMQ */ @@ -608,192 +646,267 @@ struct brcms_txq_info { }; /* - * Principal common (os-independent) software data structure. + * Principal common driver data structure. + * + * pub: pointer to driver public state. + * wl: pointer to specific private state. + * regs: pointer to device registers. + * hw: HW related state. + * clkreq_override: setting for clkreq for PCIE : Auto, 0, 1. + * fastpwrup_dly: time in us needed to bring up d11 fast clock. + * macintstatus: bit channel between isr and dpc. + * macintmask: sw runtime master macintmask value. + * defmacintmask: default "on" macintmask value. + * device_present: (removable) device is present. + * clk: core is out of reset and has clock. + * core: pointer to active io core. + * band: pointer to active per-band state. + * corestate: per-core state (one per hw core). + * bandstate: per-band state (one per phy/radio). + * war16165: PCI slow clock 16165 war flag. + * tx_suspended: data fifos need to remain suspended. + * txpend16165war: PCI slow clock 16165 war flag. + * qvalid: DirFrmQValid and BcMcFrmQValid. + * txpwr_local_max: regulatory local txpwr max. + * txpwr_local_constraint: local power contraint in dB. + * ampdu: ampdu module handler. + * asi: antsel module handler. + * cmi: channel manager module handler. + * vars_size: size of vars, free vars on detach. + * vendorid: PCI vendor id. + * deviceid: PCI device id. + * ucode_rev: microcode revision. + * machwcap: MAC capabilities, BMAC shadow. + * perm_etheraddr: original sprom local ethernet address. + * bandlocked: disable auto multi-band switching. + * bandinit_pending: track band init in auto band. + * radio_monitor: radio timer is running. + * going_down: down path intermediate variable. + * mpc: enable minimum power consumption. + * mpc_dlycnt: # of watchdog cnt before turn disable radio. + * mpc_offcnt: # of watchdog cnt that radio is disabled. + * mpc_delay_off: delay radio disable by # of watchdog cnt. + * prev_non_delay_mpc: prev state brcms_c_is_non_delay_mpc. + * wdtimer: timer for watchdog routine. + * radio_timer: timer for hw radio button monitor routine. + * monitor: monitor (MPDU sniffing) mode. + * bcnmisc_ibss: bcns promisc mode override for IBSS. + * bcnmisc_scan: bcns promisc mode override for scan. + * bcnmisc_monitor: bcns promisc mode override for monitor. + * _rifs: enable per-packet rifs. + * sgi_tx: sgi tx. + * bcn_li_bcn: beacon listen interval in # beacons. + * bcn_li_dtim: beacon listen interval in # dtims. + * WDarmed: watchdog timer is armed. + * WDlast: last time wlc_watchdog() was called. + * wme_dp: AC bitmap. Discard (oldest first) policy per AC. + * edcf_txop[AC_COUNT]: current txop for each ac. + * wme_param_ie: on STA contains parameters in use locally, and on AP + * contains parameters advertised + * wme_retries: per-AC retry limits. + * tx_prec_map: Precedence map based on HW FIFO space. + * fifo2prec_map[NFIFO]: pointer to fifo2_prec map based on WME. + * bsscfg: set of BSS configurations, idx 0 is default and always valid. + * cfg: the primary bsscfg (can be AP or STA). + * tx_queues: common TX Queue list. + * wsec_keys[WSEC_MAX_KEYS]: dynamic key storage. + * wsec_def_keys[BRCMS_DEFAULT_KEYS]: default key storage. + * wsec_swkeys: indicates that all keys should be treated as + * sw keys (used for debugging). + * modulecb: + * mimoft: SIGN or 11N. + * cck_40txbw: 11N, cck tx b/w override when in 40MHZ mode. + * ofdm_40txbw: 11N, ofdm tx b/w override when in 40MHZ mode. + * mimo_40txbw: 11N, mimo tx b/w override when in 40MHZ mode. + * ht_cap: HT CAP IE being advertised by this node. + * default_bss: configured BSS parameters. + * mc_fid_counter: BC/MC FIFO frame ID counter. + * country_default: saved country for leaving 802.11d auto-country mode. + * autocountry_default: initial country for 802.11d auto-country mode. + * prb_resp_timeout: do not send prb resp if request older + * than this, 0 = disable. + * sup_rates_override: use only these rates in 11g supported rates if specified. + * home_chanspec: shared home chanspec. + * chanspec: target operational channel. + * usr_fragthresh: user configured fragmentation threshold. + * fragthresh[NFIFO]: per-fifo fragmentation thresholds. + * RTSThresh: 802.11 dot11RTSThreshold. + * SRL: 802.11 dot11ShortRetryLimit. + * LRL: 802.11 dot11LongRetryLimit. + * SFBL: Short Frame Rate Fallback Limit. + * LFBL: Long Frame Rate Fallback Limit. + * shortslot: currently using 11g ShortSlot timing. + * shortslot_override: 11g ShortSlot override. + * include_legacy_erp: include Legacy ERP info elt ID 47 as well as g ID 42. + * PLCPHdr_override: 802.11b Preamble Type override. + * stf: + * bcn_rspec: save bcn ratespec purpose. + * tempsense_lasttime; + * tx_duty_cycle_ofdm: maximum allowed duty cycle for OFDM. + * tx_duty_cycle_cck: maximum allowed duty cycle for CCK. + * next_bsscfg_ID; + * pkt_queue: txq for transmit packets. + * mpc_dur: total time (ms) in mpc mode except for the portion since + * radio is turned off last time. + * mpc_laston_ts: timestamp (ms) when radio is turned off last time. + * wiphy: */ struct brcms_c_info { - struct brcms_pub *pub; /* pointer to wlc public state */ - struct brcms_info *wl; /* pointer to os-specific private state */ - struct d11regs *regs; /* pointer to device registers */ - - /* HW related state used primarily by BMAC */ + struct brcms_pub *pub; + struct brcms_info *wl; + struct d11regs *regs; struct brcms_hardware *hw; /* clock */ - int clkreq_override; /* setting for clkreq for PCIE : Auto, 0, 1 */ - u16 fastpwrup_dly; /* time in us needed to bring up d11 fast clock */ + int clkreq_override; + u16 fastpwrup_dly; /* interrupt */ - u32 macintstatus; /* bit channel between isr and dpc */ - u32 macintmask; /* sw runtime master macintmask value */ - u32 defmacintmask; /* default "on" macintmask value */ + u32 macintstatus; + u32 macintmask; + u32 defmacintmask; /* up and down */ - bool device_present; /* (removable) device is present */ + bool device_present; - bool clk; /* core is out of reset and has clock */ + bool clk; /* multiband */ - struct brcms_core *core; /* pointer to active io core */ - struct brcms_band *band; /* pointer to active per-band state */ - struct brcms_core *corestate; /* per-core state (one per hw core) */ - /* per-band state (one per phy/radio): */ + struct brcms_core *core; + struct brcms_band *band; + struct brcms_core *corestate; struct brcms_band *bandstate[MAXBANDS]; - bool war16165; /* PCI slow clock 16165 war flag */ + bool war16165; - bool tx_suspended; /* data fifos need to remain suspended */ + bool tx_suspended; uint txpend16165war; /* packet queue */ - uint qvalid; /* DirFrmQValid and BcMcFrmQValid */ + uint qvalid; /* Regulatory power limits */ - s8 txpwr_local_max; /* regulatory local txpwr max */ - u8 txpwr_local_constraint; /* local power contraint in dB */ + s8 txpwr_local_max; + u8 txpwr_local_constraint; - struct ampdu_info *ampdu; /* ampdu module handler */ - struct antsel_info *asi; /* antsel module handler */ - struct brcms_cm_info *cmi; /* channel manager module handler */ + struct ampdu_info *ampdu; + struct antsel_info *asi; + struct brcms_cm_info *cmi; - uint vars_size; /* size of vars, free vars on detach */ + uint vars_size; - u16 vendorid; /* PCI vendor id */ - u16 deviceid; /* PCI device id */ - uint ucode_rev; /* microcode revision */ + u16 vendorid; + u16 deviceid; + uint ucode_rev; - u32 machwcap; /* MAC capabilities, BMAC shadow */ + u32 machwcap; - u8 perm_etheraddr[ETH_ALEN]; /* original sprom local ethernet address */ + u8 perm_etheraddr[ETH_ALEN]; - bool bandlocked; /* disable auto multi-band switching */ - bool bandinit_pending; /* track band init in auto band */ + bool bandlocked; + bool bandinit_pending; - bool radio_monitor; /* radio timer is running */ - bool going_down; /* down path intermediate variable */ + bool radio_monitor; + bool going_down; - bool mpc; /* enable minimum power consumption */ - u8 mpc_dlycnt; /* # of watchdog cnt before turn disable radio */ - u8 mpc_offcnt; /* # of watchdog cnt that radio is disabled */ - u8 mpc_delay_off; /* delay radio disable by # of watchdog cnt */ - u8 prev_non_delay_mpc; /* prev state brcms_c_is_non_delay_mpc */ + bool mpc; + u8 mpc_dlycnt; + u8 mpc_offcnt; + u8 mpc_delay_off; + u8 prev_non_delay_mpc; - /* timer for watchdog routine */ struct brcms_timer *wdtimer; - /* timer for hw radio button monitor routine */ struct brcms_timer *radio_timer; /* promiscuous */ - bool monitor; /* monitor (MPDU sniffing) mode */ - bool bcnmisc_ibss; /* bcns promisc mode override for IBSS */ - bool bcnmisc_scan; /* bcns promisc mode override for scan */ - bool bcnmisc_monitor; /* bcns promisc mode override for monitor */ + bool monitor; + bool bcnmisc_ibss; + bool bcnmisc_scan; + bool bcnmisc_monitor; /* driver feature */ - bool _rifs; /* enable per-packet rifs */ - s8 sgi_tx; /* sgi tx */ + bool _rifs; + s8 sgi_tx; /* AP-STA synchronization, power save */ - u8 bcn_li_bcn; /* beacon listen interval in # beacons */ - u8 bcn_li_dtim; /* beacon listen interval in # dtims */ + u8 bcn_li_bcn; + u8 bcn_li_dtim; - bool WDarmed; /* watchdog timer is armed */ - u32 WDlast; /* last time wlc_watchdog() was called */ + bool WDarmed; + u32 WDlast; /* WME */ - u8 wme_dp; /* AC bitmap. Discard (oldest first) policy per AC */ - u16 edcf_txop[AC_COUNT]; /* current txop for each ac */ + u8 wme_dp; + u16 edcf_txop[AC_COUNT]; - /* - * WME parameter info element, which on STA contains parameters in use - * locally, and on AP contains parameters advertised to STA in beacons - * and assoc responses. - */ struct wme_param_ie wme_param_ie; - u16 wme_retries[AC_COUNT]; /* per-AC retry limits */ - - u16 tx_prec_map; /* Precedence map based on HW FIFO space */ - u16 fifo2prec_map[NFIFO]; /* pointer to fifo2_prec map based on WME */ + u16 wme_retries[AC_COUNT]; + u16 tx_prec_map; + u16 fifo2prec_map[NFIFO]; - /* - * BSS Configurations set of BSS configurations, idx 0 is default and - * always valid - */ struct brcms_bss_cfg *bsscfg[BRCMS_MAXBSSCFG]; - struct brcms_bss_cfg *cfg; /* the primary bsscfg (can be AP or STA) */ + struct brcms_bss_cfg *cfg; /* tx queue */ - struct brcms_txq_info *tx_queues; /* common TX Queue list */ + struct brcms_txq_info *tx_queues; /* security */ - struct wsec_key *wsec_keys[WSEC_MAX_KEYS]; /* dynamic key storage */ - /* default key storage */ + struct wsec_key *wsec_keys[WSEC_MAX_KEYS]; struct wsec_key *wsec_def_keys[BRCMS_DEFAULT_KEYS]; - bool wsec_swkeys; /* indicates that all keys should be - * treated as sw keys (used for debugging) - */ + bool wsec_swkeys; struct modulecb *modulecb; - u8 mimoft; /* SIGN or 11N */ - s8 cck_40txbw; /* 11N, cck tx b/w override when in 40MHZ mode */ - s8 ofdm_40txbw; /* 11N, ofdm tx b/w override when in 40MHZ mode */ - s8 mimo_40txbw; /* 11N, mimo tx b/w override when in 40MHZ mode */ - /* HT CAP IE being advertised by this node: */ + u8 mimoft; + s8 cck_40txbw; + s8 ofdm_40txbw; + s8 mimo_40txbw; struct ieee80211_ht_cap ht_cap; - struct brcms_bss_info *default_bss; /* configured BSS parameters */ + struct brcms_bss_info *default_bss; - u16 mc_fid_counter; /* BC/MC FIFO frame ID counter */ + u16 mc_fid_counter; - /* saved country for leaving 802.11d auto-country mode */ char country_default[BRCM_CNTRY_BUF_SZ]; - /* initial country for 802.11d auto-country mode */ char autocountry_default[BRCM_CNTRY_BUF_SZ]; - u16 prb_resp_timeout; /* do not send prb resp if request older than this, - * 0 = disable - */ - /* use only these rates in 11g supported rates if specified */ + u16 prb_resp_timeout; struct brcms_c_rateset sup_rates_override; - u16 home_chanspec; /* shared home chanspec */ + u16 home_chanspec; /* PHY parameters */ - u16 chanspec; /* target operational channel */ - u16 usr_fragthresh; /* user configured fragmentation threshold */ - u16 fragthresh[NFIFO]; /* per-fifo fragmentation thresholds */ - u16 RTSThresh; /* 802.11 dot11RTSThreshold */ - u16 SRL; /* 802.11 dot11ShortRetryLimit */ - u16 LRL; /* 802.11 dot11LongRetryLimit */ - u16 SFBL; /* Short Frame Rate Fallback Limit */ - u16 LFBL; /* Long Frame Rate Fallback Limit */ + u16 chanspec; + u16 usr_fragthresh; + u16 fragthresh[NFIFO]; + u16 RTSThresh; + u16 SRL; + u16 LRL; + u16 SFBL; + u16 LFBL; /* network config */ - bool shortslot; /* currently using 11g ShortSlot timing */ - s8 shortslot_override; /* 11g ShortSlot override */ - bool include_legacy_erp; /* include Legacy ERP info elt ID 47 as well as g ID 42 */ + bool shortslot; + s8 shortslot_override; + bool include_legacy_erp; struct brcms_protection *protection; - s8 PLCPHdr_override; /* 802.11b Preamble Type override */ + s8 PLCPHdr_override; struct brcms_stf *stf; - u32 bcn_rspec; /* save bcn ratespec purpose */ + u32 bcn_rspec; uint tempsense_lasttime; - u16 tx_duty_cycle_ofdm; /* maximum allowed duty cycle for OFDM */ - u16 tx_duty_cycle_cck; /* maximum allowed duty cycle for CCK */ + u16 tx_duty_cycle_ofdm; + u16 tx_duty_cycle_cck; u16 next_bsscfg_ID; - struct brcms_txq_info *pkt_queue; /* txq for transmit packets */ - u32 mpc_dur; /* total time (ms) in mpc mode except for the - * portion since radio is turned off last time - */ - u32 mpc_laston_ts; /* timestamp (ms) when radio is turned off last - * time - */ + struct brcms_txq_info *pkt_queue; + u32 mpc_dur; + u32 mpc_laston_ts; struct wiphy *wiphy; }; @@ -810,88 +923,136 @@ struct antsel_info { struct brcms_antselcfg antcfg_cur; /* current antenna config (auto) */ }; -/* BSS configuration state */ +/* + * BSS configuration state + * + * wlc: wlc to which this bsscfg belongs to. + * up: is this configuration up operational + * enable: is this configuration enabled + * associated: is BSS in ASSOCIATED state + * BSS: infraustructure or adhoc + * dtim_programmed: + * SSID_len: the length of SSID + * SSID: SSID string + * bcmc_scb: one bcmc_scb per band + * _idx: the index of this bsscfg, assigned at wlc_bsscfg_alloc() + * + * MAC filter + * ---------- + * nmac: # of entries on maclist array + * macmode: allow/deny stations on maclist array + * maclist: list of source MAC addrs to match + + * security + * -------- + * wsec: wireless security bitvec + * auth: 802.11 authentication: Open, Shared Key, WPA + * openshared: try Open auth first, then Shared Key + * wsec_restrict: drop unencrypted packets if wsec is enabled + * eap_restrict: restrict data until 802.1X auth succeeds + * WPA_auth: WPA authenticated key management + * wpa2_preauth: default is true, wpa_cap sets value + * wsec_portopen: indicates keys are plumbed + * wpa_none_txiv: global txiv for WPA_NONE, tkip and aes + * wsec_index: 0-3: default tx key, -1: not set + * bss_def_keys: default key storage + * + * TKIP countermeasures + * -------------------- + * tkip_countermeasures: flags TKIP no-assoc period + * tk_cm_dt: detect timer + * tk_cm_bt: blocking timer + * tk_cm_bt_tmstmp: Timestamp when TKIP BT is activated + * tk_cm_activate: activate countermeasures after EAPOL-Key sent + * + * BSSID: BSSID (associated) + * cur_etheraddr: h/w address + * bcmc_fid: the last BCMC FID queued to TX_BCMC_FIFO + * bcmc_fid_shm: the last BCMC FID written to shared mem + * flags: BSSCFG flags; see below + * bcn: AP beacon + * bcn_len: AP beacon length + * ar_disassoc: disassociated in associated recreation + * auth_atmptd: auth type (open/shared) attempted + * + * pmkid_cand: PMKID candidate list + * npmkid_cand: num PMKID candidates + * pmkid: PMKID cache + * npmkid: num cached PMKIDs + * current_bss: BSS parms in ASSOCIATED state + * + * PM states + * --------- + * PMawakebcn: bcn recvd during current waking state + * PMpending: waiting for tx status with PM indicated set + * priorPMstate: Detecting PM state transitions + * PSpoll: flags there is an outstanding PS-Poll frame + * + * rcmta: BSSID entry in RCMTA, use the wsec key to manage the RCMTA entries. + * + * ID: 'unique' ID of this bsscfg, assigned at bsscfg allocation + * + * txrspecidx: index into tx rate circular buffer + * txrspec: circular buffer of prev MPDUs tx rates + */ struct brcms_bss_cfg { - struct brcms_c_info *wlc; /* wlc to which this bsscfg belongs to. */ - bool up; /* is this configuration up operational */ - bool enable; /* is this configuration enabled */ - bool associated; /* is BSS in ASSOCIATED state */ - bool BSS; /* infraustructure or adhac */ + struct brcms_c_info *wlc; + bool up; + bool enable; + bool associated; + bool BSS; bool dtim_programmed; - - u8 SSID_len; /* the length of SSID */ - u8 SSID[IEEE80211_MAX_SSID_LEN]; /* SSID string */ - struct scb *bcmc_scb[MAXBANDS]; /* one bcmc_scb per band */ - s8 _idx; /* the index of this bsscfg, - * assigned at wlc_bsscfg_alloc() - */ - /* MAC filter */ - uint nmac; /* # of entries on maclist array */ - int macmode; /* allow/deny stations on maclist array */ - struct ether_addr *maclist; /* list of source MAC addrs to match */ - - /* security */ - u32 wsec; /* wireless security bitvec */ - s16 auth; /* 802.11 authentication: Open, Shared Key, WPA */ - s16 openshared; /* try Open auth first, then Shared Key */ - bool wsec_restrict; /* drop unencrypted packets if wsec is enabled */ - bool eap_restrict; /* restrict data until 802.1X auth succeeds */ - u16 WPA_auth; /* WPA: authenticated key management */ - bool wpa2_preauth; /* default is true, wpa_cap sets value */ - bool wsec_portopen; /* indicates keys are plumbed */ - /* global txiv for WPA_NONE, tkip and aes */ + u8 SSID_len; + u8 SSID[IEEE80211_MAX_SSID_LEN]; + struct scb *bcmc_scb[MAXBANDS]; + s8 _idx; + uint nmac; + int macmode; + struct ether_addr *maclist; + u32 wsec; + s16 auth; + s16 openshared; + bool wsec_restrict; + bool eap_restrict; + u16 WPA_auth; + bool wpa2_preauth; + bool wsec_portopen; struct wsec_iv wpa_none_txiv; - int wsec_index; /* 0-3: default tx key, -1: not set */ - /* default key storage: */ + int wsec_index; struct wsec_key *bss_def_keys[BRCMS_DEFAULT_KEYS]; - - /* TKIP countermeasures */ - bool tkip_countermeasures; /* flags TKIP no-assoc period */ - u32 tk_cm_dt; /* detect timer */ - u32 tk_cm_bt; /* blocking timer */ - u32 tk_cm_bt_tmstmp; /* Timestamp when TKIP BT is activated */ - bool tk_cm_activate; /* activate countermeasures after EAPOL-Key sent */ - - u8 BSSID[ETH_ALEN]; /* BSSID (associated) */ - u8 cur_etheraddr[ETH_ALEN]; /* h/w address */ - u16 bcmc_fid; /* the last BCMC FID queued to TX_BCMC_FIFO */ - u16 bcmc_fid_shm; /* the last BCMC FID written to shared mem */ - - u32 flags; /* BSSCFG flags; see below */ - - u8 *bcn; /* AP beacon */ - uint bcn_len; /* AP beacon length */ - bool ar_disassoc; /* disassociated in associated recreation */ - - int auth_atmptd; /* auth type (open/shared) attempted */ - - struct pmkid_cand pmkid_cand[MAXPMKID]; /* PMKID candidate list */ - uint npmkid_cand; /* num PMKID candidates */ - struct pmkid pmkid[MAXPMKID]; /* PMKID cache */ - uint npmkid; /* num cached PMKIDs */ - - struct brcms_bss_info *current_bss; /* BSS parms in ASSOCIATED state */ - - /* PM states */ - bool PMawakebcn; /* bcn recvd during current waking state */ - bool PMpending; /* waiting for tx status with PM indicated set */ - bool priorPMstate; /* Detecting PM state transitions */ - bool PSpoll; /* whether there is an outstanding PS-Poll frame */ - - /* BSSID entry in RCMTA, use the wsec key management infrastructure to - * manage the RCMTA entries. - */ + bool tkip_countermeasures; + u32 tk_cm_dt; + u32 tk_cm_bt; + u32 tk_cm_bt_tmstmp; + bool tk_cm_activate; + u8 BSSID[ETH_ALEN]; + u8 cur_etheraddr[ETH_ALEN]; + u16 bcmc_fid; + u16 bcmc_fid_shm; + u32 flags; + u8 *bcn; + uint bcn_len; + bool ar_disassoc; + int auth_atmptd; + struct pmkid_cand pmkid_cand[MAXPMKID]; + uint npmkid_cand; + struct pmkid pmkid[MAXPMKID]; + uint npmkid; + struct brcms_bss_info *current_bss; + bool PMawakebcn; + bool PMpending; + bool priorPMstate; + bool PSpoll; struct wsec_key *rcmta; - - /* 'unique' ID of this bsscfg, assigned at bsscfg allocation */ u16 ID; - - uint txrspecidx; /* index into tx rate circular buffer */ - u32 txrspec[NTXRATE][2]; /* circular buffer of prev MPDUs tx rates */ + uint txrspecidx; + u32 txrspec[NTXRATE][2]; }; -#define CHANNEL_BANDUNIT(wlc, ch) (((ch) <= CH_MAX_2G_CHANNEL) ? BAND_2G_INDEX : BAND_5G_INDEX) -#define OTHERBANDUNIT(wlc) ((uint)((wlc)->band->bandunit ? BAND_2G_INDEX : BAND_5G_INDEX)) +#define CHANNEL_BANDUNIT(wlc, ch) \ + (((ch) <= CH_MAX_2G_CHANNEL) ? BAND_2G_INDEX : BAND_5G_INDEX) +#define OTHERBANDUNIT(wlc) \ + ((uint)((wlc)->band->bandunit ? BAND_2G_INDEX : BAND_5G_INDEX)) #define IS_MBAND_UNLOCKED(wlc) \ ((NBANDS(wlc) > 1) && !(wlc)->bandlocked) @@ -899,14 +1060,15 @@ struct brcms_bss_cfg { #define BRCMS_BAND_PI_RADIO_CHANSPEC wlc_phy_chanspec_get(wlc->band->pi) /* sum the individual fifo tx pending packet counts */ -#define TXPKTPENDTOT(wlc) ((wlc)->core->txpktpend[0] + (wlc)->core->txpktpend[1] + \ - (wlc)->core->txpktpend[2] + (wlc)->core->txpktpend[3]) -#define TXPKTPENDGET(wlc, fifo) ((wlc)->core->txpktpend[(fifo)]) -#define TXPKTPENDINC(wlc, fifo, val) ((wlc)->core->txpktpend[(fifo)] += (val)) -#define TXPKTPENDDEC(wlc, fifo, val) ((wlc)->core->txpktpend[(fifo)] -= (val)) -#define TXPKTPENDCLR(wlc, fifo) ((wlc)->core->txpktpend[(fifo)] = 0) -#define TXAVAIL(wlc, fifo) (*(wlc)->core->txavail[(fifo)]) -#define GETNEXTTXP(wlc, _queue) \ +#define TXPKTPENDTOT(wlc) \ + ((wlc)->core->txpktpend[0] + (wlc)->core->txpktpend[1] + \ + (wlc)->core->txpktpend[2] + (wlc)->core->txpktpend[3]) +#define TXPKTPENDGET(wlc, fifo) ((wlc)->core->txpktpend[(fifo)]) +#define TXPKTPENDINC(wlc, fifo, val) ((wlc)->core->txpktpend[(fifo)] += (val)) +#define TXPKTPENDDEC(wlc, fifo, val) ((wlc)->core->txpktpend[(fifo)] -= (val)) +#define TXPKTPENDCLR(wlc, fifo) ((wlc)->core->txpktpend[(fifo)] = 0) +#define TXAVAIL(wlc, fifo) (*(wlc)->core->txavail[(fifo)]) +#define GETNEXTTXP(wlc, _queue) \ dma_getnexttxp((wlc)->hw->di[(_queue)], DMA_RANGE_TRANSMITTED) #define BRCMS_IS_MATCH_SSID(wlc, ssid1, ssid2, len1, len2) \ diff --git a/drivers/staging/brcm80211/brcmsmac/otp.c b/drivers/staging/brcm80211/brcmsmac/otp.c index 03f9856..975d80c 100644 --- a/drivers/staging/brcm80211/brcmsmac/otp.c +++ b/drivers/staging/brcm80211/brcmsmac/otp.c @@ -24,10 +24,14 @@ #define OTPS_GUP_MASK 0x00000f00 #define OTPS_GUP_SHIFT 8 -#define OTPS_GUP_HW 0x00000100 /* h/w subregion is programmed */ -#define OTPS_GUP_SW 0x00000200 /* s/w subregion is programmed */ -#define OTPS_GUP_CI 0x00000400 /* chipid/pkgopt subregion is programmed */ -#define OTPS_GUP_FUSE 0x00000800 /* fuse subregion is programmed */ +/* h/w subregion is programmed */ +#define OTPS_GUP_HW 0x00000100 +/* s/w subregion is programmed */ +#define OTPS_GUP_SW 0x00000200 +/* chipid/pkgopt subregion is programmed */ +#define OTPS_GUP_CI 0x00000400 +/* fuse subregion is programmed */ +#define OTPS_GUP_FUSE 0x00000800 /* Fields in otpprog in rev >= 21 */ #define OTPP_COL_MASK 0x000000ff @@ -195,8 +199,9 @@ static u16 ipxotp_read_bit(void *oh, struct chipcregs *cc, uint off) return (int)st; } -/* Calculate max HW/SW region byte size by subtracting fuse region and checksum size, - * osizew is oi->wsize (OTP size - GU size) in words +/* + * Calculate max HW/SW region byte size by subtracting fuse region + * and checksum size, osizew is oi->wsize (OTP size - GU size) in words */ static int ipxotp_max_rgnsz(struct si_pub *sih, int osizew) { @@ -222,12 +227,18 @@ static void _ipxotp_init(struct otpinfo *oi, struct chipcregs *cc) uint k; u32 otpp, st; - /* record word offset of General Use Region for various chipcommon revs */ + /* + * record word offset of General Use Region + * for various chipcommon revs + */ if (oi->sih->ccrev == 21 || oi->sih->ccrev == 24 || oi->sih->ccrev == 27) { oi->otpgu_base = REVA4_OTPGU_BASE; } else if (oi->sih->ccrev == 36) { - /* OTP size greater than equal to 2KB (128 words), otpgu_base is similar to rev23 */ + /* + * OTP size greater than equal to 2KB (128 words), + * otpgu_base is similar to rev23 + */ if (oi->wsize >= 128) oi->otpgu_base = REVB8_OTPGU_BASE; else @@ -262,8 +273,9 @@ static void _ipxotp_init(struct otpinfo *oi, struct chipcregs *cc) } /* - * h/w region base and fuse region limit are fixed to the top and - * the bottom of the general use region. Everything else can be flexible. + * h/w region base and fuse region limit are fixed to + * the top and the bottom of the general use region. + * Everything else can be flexible. */ oi->hwbase = oi->otpgu_base + OTPGU_SROM_OFF; oi->hwlim = oi->wsize; diff --git a/drivers/staging/brcm80211/brcmsmac/otp.h b/drivers/staging/brcm80211/brcmsmac/otp.h index f6d3a56..4d79246 100644 --- a/drivers/staging/brcm80211/brcmsmac/otp.h +++ b/drivers/staging/brcm80211/brcmsmac/otp.h @@ -24,7 +24,8 @@ #define OTP_SW_RGN 2 #define OTP_CI_RGN 4 #define OTP_FUSE_RGN 8 -#define OTP_ALL_RGN 0xf /* From h/w region to end of OTP including checksum */ +/* From h/w region to end of OTP including checksum */ +#define OTP_ALL_RGN 0xf /* OTP Size */ #define OTP_SZ_MAX (6144/8) /* maximum bytes in one CIS */ diff --git a/drivers/staging/brcm80211/brcmsmac/phy_shim.c b/drivers/staging/brcm80211/brcmsmac/phy_shim.c index 56824f4..a882139 100644 --- a/drivers/staging/brcm80211/brcmsmac/phy_shim.c +++ b/drivers/staging/brcm80211/brcmsmac/phy_shim.c @@ -15,10 +15,11 @@ */ /* - * This is "two-way" interface, acting as the SHIM layer between WL and PHY layer. - * WL driver can optinally call this translation layer to do some preprocessing, then reach PHY. - * On the PHY->WL driver direction, all calls go through this layer since PHY doesn't have the - * access to wlc_hw pointer. + * This is "two-way" interface, acting as the SHIM layer between driver + * and PHY layer. The driver can optionally call this translation layer + * to do some preprocessing, then reach PHY. On the PHY->driver direction, + * all calls go through this layer since PHY doesn't have access to the + * driver's brcms_hardware pointer. */ #include #include diff --git a/drivers/staging/brcm80211/brcmsmac/phy_shim.h b/drivers/staging/brcm80211/brcmsmac/phy_shim.h index 2d12bb4..a35e1ed 100644 --- a/drivers/staging/brcm80211/brcmsmac/phy_shim.h +++ b/drivers/staging/brcm80211/brcmsmac/phy_shim.h @@ -45,17 +45,17 @@ #define FRA_ERR_20MHZ 60 #define FRA_ERR_40MHZ 120 -#define ANTSEL_NA 0 /* No boardlevel selection available */ -#define ANTSEL_2x4 1 /* 2x4 boardlevel selection available */ -#define ANTSEL_2x3 2 /* 2x3 CB2 boardlevel selection available */ +#define ANTSEL_NA 0 /* No boardlevel selection available */ +#define ANTSEL_2x4 1 /* 2x4 boardlevel selection available */ +#define ANTSEL_2x3 2 /* 2x3 CB2 boardlevel selection available */ /* Rx Antenna diversity control values */ -#define ANT_RX_DIV_FORCE_0 0 /* Use antenna 0 */ -#define ANT_RX_DIV_FORCE_1 1 /* Use antenna 1 */ -#define ANT_RX_DIV_START_1 2 /* Choose starting with 1 */ -#define ANT_RX_DIV_START_0 3 /* Choose starting with 0 */ -#define ANT_RX_DIV_ENABLE 3 /* APHY bbConfig Enable RX Diversity */ -#define ANT_RX_DIV_DEF ANT_RX_DIV_START_0 /* default antdiv setting */ +#define ANT_RX_DIV_FORCE_0 0 /* Use antenna 0 */ +#define ANT_RX_DIV_FORCE_1 1 /* Use antenna 1 */ +#define ANT_RX_DIV_START_1 2 /* Choose starting with 1 */ +#define ANT_RX_DIV_START_0 3 /* Choose starting with 0 */ +#define ANT_RX_DIV_ENABLE 3 /* APHY bbConfig Enable RX Diversity */ +#define ANT_RX_DIV_DEF ANT_RX_DIV_START_0 /* default antdiv setting */ #define WL_ANT_RX_MAX 2 /* max 2 receive antennas */ #define WL_ANT_HT_RX_MAX 3 /* max 3 receive antennas/cores */ @@ -77,26 +77,40 @@ #define WL_TX_POWER_RATES 101 #define WL_TX_POWER_CCK_FIRST 0 #define WL_TX_POWER_CCK_NUM 4 -#define WL_TX_POWER_OFDM_FIRST 4 /* Index for first 20MHz OFDM SISO rate */ -#define WL_TX_POWER_OFDM20_CDD_FIRST 12 /* Index for first 20MHz OFDM CDD rate */ -#define WL_TX_POWER_OFDM40_SISO_FIRST 52 /* Index for first 40MHz OFDM SISO rate */ -#define WL_TX_POWER_OFDM40_CDD_FIRST 60 /* Index for first 40MHz OFDM CDD rate */ +/* Index for first 20MHz OFDM SISO rate */ +#define WL_TX_POWER_OFDM_FIRST 4 +/* Index for first 20MHz OFDM CDD rate */ +#define WL_TX_POWER_OFDM20_CDD_FIRST 12 +/* Index for first 40MHz OFDM SISO rate */ +#define WL_TX_POWER_OFDM40_SISO_FIRST 52 +/* Index for first 40MHz OFDM CDD rate */ +#define WL_TX_POWER_OFDM40_CDD_FIRST 60 #define WL_TX_POWER_OFDM_NUM 8 -#define WL_TX_POWER_MCS20_SISO_FIRST 20 /* Index for first 20MHz MCS SISO rate */ -#define WL_TX_POWER_MCS20_CDD_FIRST 28 /* Index for first 20MHz MCS CDD rate */ -#define WL_TX_POWER_MCS20_STBC_FIRST 36 /* Index for first 20MHz MCS STBC rate */ -#define WL_TX_POWER_MCS20_SDM_FIRST 44 /* Index for first 20MHz MCS SDM rate */ -#define WL_TX_POWER_MCS40_SISO_FIRST 68 /* Index for first 40MHz MCS SISO rate */ -#define WL_TX_POWER_MCS40_CDD_FIRST 76 /* Index for first 40MHz MCS CDD rate */ -#define WL_TX_POWER_MCS40_STBC_FIRST 84 /* Index for first 40MHz MCS STBC rate */ -#define WL_TX_POWER_MCS40_SDM_FIRST 92 /* Index for first 40MHz MCS SDM rate */ +/* Index for first 20MHz MCS SISO rate */ +#define WL_TX_POWER_MCS20_SISO_FIRST 20 +/* Index for first 20MHz MCS CDD rate */ +#define WL_TX_POWER_MCS20_CDD_FIRST 28 +/* Index for first 20MHz MCS STBC rate */ +#define WL_TX_POWER_MCS20_STBC_FIRST 36 +/* Index for first 20MHz MCS SDM rate */ +#define WL_TX_POWER_MCS20_SDM_FIRST 44 +/* Index for first 40MHz MCS SISO rate */ +#define WL_TX_POWER_MCS40_SISO_FIRST 68 +/* Index for first 40MHz MCS CDD rate */ +#define WL_TX_POWER_MCS40_CDD_FIRST 76 +/* Index for first 40MHz MCS STBC rate */ +#define WL_TX_POWER_MCS40_STBC_FIRST 84 +/* Index for first 40MHz MCS SDM rate */ +#define WL_TX_POWER_MCS40_SDM_FIRST 92 #define WL_TX_POWER_MCS_1_STREAM_NUM 8 #define WL_TX_POWER_MCS_2_STREAM_NUM 8 -#define WL_TX_POWER_MCS_32 100 /* Index for 40MHz rate MCS 32 */ +/* Index for 40MHz rate MCS 32 */ +#define WL_TX_POWER_MCS_32 100 #define WL_TX_POWER_MCS_32_NUM 1 /* sslpnphy specifics */ -#define WL_TX_POWER_MCS20_SISO_FIRST_SSN 12 /* Index for first 20MHz MCS SISO rate */ +/* Index for first 20MHz MCS SISO rate */ +#define WL_TX_POWER_MCS20_SISO_FIRST_SSN 12 /* struct tx_power::flags bits */ #define WL_TX_POWER_F_ENABLED 1 diff --git a/drivers/staging/brcm80211/brcmsmac/pmu.c b/drivers/staging/brcm80211/brcmsmac/pmu.c index ec53a08..f5e1085 100644 --- a/drivers/staging/brcm80211/brcmsmac/pmu.c +++ b/drivers/staging/brcm80211/brcmsmac/pmu.c @@ -70,11 +70,13 @@ #define PMURES_BIT(bit) (1 << (bit)) /* PMU corerev and chip specific PLL controls. - * PMU_PLL_XX where is PMU corerev and is an arbitrary number - * to differentiate different PLLs controlled by the same PMU rev. + * PMU_PLL_XX where is PMU corerev and is an arbitrary + * number to differentiate different PLLs controlled by the same PMU rev. + */ +/* pllcontrol registers: + * ndiv_pwrdn, pwrdn_ch, refcomp_pwrdn, dly_ch, + * p1div, p2div, _bypass_sdmod */ -/* pllcontrol registers */ -/* ndiv_pwrdn, pwrdn_ch, refcomp_pwrdn, dly_ch, p1div, p2div, _bypass_sdmod */ #define PMU1_PLL0_PLLCTL0 0 #define PMU1_PLL0_PLLCTL1 1 #define PMU1_PLL0_PLLCTL2 2 diff --git a/drivers/staging/brcm80211/brcmsmac/pub.h b/drivers/staging/brcm80211/brcmsmac/pub.h index bfbdc3a..8da7250 100644 --- a/drivers/staging/brcm80211/brcmsmac/pub.h +++ b/drivers/staging/brcm80211/brcmsmac/pub.h @@ -69,36 +69,53 @@ #define BRCMS_RATE_MASK 0x7f /* Rate value mask w/o basic rate flag */ /* legacy rx Antenna diversity for SISO rates */ -#define ANT_RX_DIV_FORCE_0 0 /* Use antenna 0 */ -#define ANT_RX_DIV_FORCE_1 1 /* Use antenna 1 */ -#define ANT_RX_DIV_START_1 2 /* Choose starting with 1 */ -#define ANT_RX_DIV_START_0 3 /* Choose starting with 0 */ -#define ANT_RX_DIV_ENABLE 3 /* APHY bbConfig Enable RX Diversity */ -#define ANT_RX_DIV_DEF ANT_RX_DIV_START_0 /* default antdiv setting */ +#define ANT_RX_DIV_FORCE_0 0 /* Use antenna 0 */ +#define ANT_RX_DIV_FORCE_1 1 /* Use antenna 1 */ +#define ANT_RX_DIV_START_1 2 /* Choose starting with 1 */ +#define ANT_RX_DIV_START_0 3 /* Choose starting with 0 */ +#define ANT_RX_DIV_ENABLE 3 /* APHY bbConfig Enable RX Diversity */ +/* default antdiv setting */ +#define ANT_RX_DIV_DEF ANT_RX_DIV_START_0 /* legacy rx Antenna diversity for SISO rates */ -#define ANT_TX_FORCE_0 0 /* Tx on antenna 0, "legacy term Main" */ -#define ANT_TX_FORCE_1 1 /* Tx on antenna 1, "legacy term Aux" */ -#define ANT_TX_LAST_RX 3 /* Tx on phy's last good Rx antenna */ -#define ANT_TX_DEF 3 /* driver's default tx antenna setting */ - -#define TXCORE_POLICY_ALL 0x1 /* use all available core for transmit */ +/* Tx on antenna 0, "legacy term Main" */ +#define ANT_TX_FORCE_0 0 +/* Tx on antenna 1, "legacy term Aux" */ +#define ANT_TX_FORCE_1 1 +/* Tx on phy's last good Rx antenna */ +#define ANT_TX_LAST_RX 3 +/* driver's default tx antenna setting */ +#define ANT_TX_DEF 3 + +/* use all available core for transmit */ +#define TXCORE_POLICY_ALL 0x1 /* Tx Chain values */ -#define TXCHAIN_DEF 0x1 /* def bitmap of txchain */ -#define TXCHAIN_DEF_NPHY 0x3 /* default bitmap of tx chains for nphy */ -#define TXCHAIN_DEF_HTPHY 0x7 /* default bitmap of tx chains for nphy */ -#define RXCHAIN_DEF 0x1 /* def bitmap of rxchain */ -#define RXCHAIN_DEF_NPHY 0x3 /* default bitmap of rx chains for nphy */ -#define RXCHAIN_DEF_HTPHY 0x7 /* default bitmap of rx chains for nphy */ -#define ANTSWITCH_NONE 0 /* no antenna switch */ -#define ANTSWITCH_TYPE_1 1 /* antenna switch on 4321CB2, 2of3 */ -#define ANTSWITCH_TYPE_2 2 /* antenna switch on 4321MPCI, 2of3 */ -#define ANTSWITCH_TYPE_3 3 /* antenna switch on 4322, 2of3 */ +/* def bitmap of txchain */ +#define TXCHAIN_DEF 0x1 +/* default bitmap of tx chains for nphy */ +#define TXCHAIN_DEF_NPHY 0x3 +/* default bitmap of tx chains for nphy */ +#define TXCHAIN_DEF_HTPHY 0x7 +/* def bitmap of rxchain */ +#define RXCHAIN_DEF 0x1 +/* default bitmap of rx chains for nphy */ +#define RXCHAIN_DEF_NPHY 0x3 +/* default bitmap of rx chains for nphy */ +#define RXCHAIN_DEF_HTPHY 0x7 +/* no antenna switch */ +#define ANTSWITCH_NONE 0 +/* antenna switch on 4321CB2, 2of3 */ +#define ANTSWITCH_TYPE_1 1 +/* antenna switch on 4321MPCI, 2of3 */ +#define ANTSWITCH_TYPE_2 2 +/* antenna switch on 4322, 2of3 */ +#define ANTSWITCH_TYPE_3 3 #define RXBUFSZ PKTBUFSZ #ifndef AIDMAPSZ -#define AIDMAPSZ (roundup(MAXSCB, NBBY)/NBBY) /* aid bitmap size in bytes */ +/* aid bitmap size in bytes */ +#define AIDMAPSZ (roundup(MAXSCB, NBBY)/NBBY) #endif /* AIDMAPSZ */ #define MAX_STREAMS_SUPPORTED 4 /* max number of streams supported */ @@ -108,21 +125,21 @@ #define WL_SPURAVOID_ON2 2 struct brcms_tunables { - int ntxd; /* size of tx descriptor table */ - int nrxd; /* size of rx descriptor table */ - int rxbufsz; /* size of rx buffers to post */ - int nrxbufpost; /* # of rx buffers to post */ - int maxscb; /* # of SCBs supported */ + int ntxd; /* size of tx descriptor table */ + int nrxd; /* size of rx descriptor table */ + int rxbufsz; /* size of rx buffers to post */ + int nrxbufpost; /* # of rx buffers to post */ + int maxscb; /* # of SCBs supported */ int ampdunummpdu; /* max number of mpdu in an ampdu */ - int maxpktcb; /* max # of packet callbacks */ - int maxucodebss; /* max # of BSS handled in ucode bcn/prb */ + int maxpktcb; /* max # of packet callbacks */ + int maxucodebss;/* max # of BSS handled in ucode bcn/prb */ int maxucodebss4; /* max # of BSS handled in sw bcn/prb */ - int maxbss; /* max # of bss info elements in scan list */ - int datahiwat; /* data msg txq hiwat mark */ + int maxbss; /* max # of bss info elements in scan list */ + int datahiwat; /* data msg txq hiwat mark */ int ampdudatahiwat; /* AMPDU msg txq hiwat mark */ - int rxbnd; /* max # of rx bufs to process before deferring to dpc */ - int txsbnd; /* max # tx status to process in wlc_txstatus() */ - int memreserved; /* memory reserved for BMAC's USB dma rx */ + int rxbnd; /* max # rx bufs to process before deferring to dpc */ + int txsbnd; /* max # tx status to process in wlc_txstatus() */ + int memreserved;/* memory reserved for BMAC's USB dma rx */ }; struct brcms_c_rateset { @@ -181,7 +198,7 @@ struct brcms_bss_info { struct rsn_parms wpa; struct rsn_parms wpa2; u16 qbss_load_aac; /* qbss load available admission capacity */ - /* qbss_load_chan_free <- (0xff - channel_utilization of qbss_load_ie_t) */ + /* qbss_load_chan_free <- (0xff - chan utilization of qbss_load_ie_t) */ u8 qbss_load_chan_free; /* indicates how free the channel is */ u8 mcipher; /* multicast cipher */ u8 wpacfg; /* wpa config index */ @@ -207,7 +224,7 @@ struct brcms_bss_info { #define MAC80211_SCAN (1 << 1) /* - * Public portion of "common" os-independent state structure. + * Public portion of common driver state structure. * The wlc handle points at this. */ struct brcms_pub { @@ -225,8 +242,8 @@ struct brcms_pub { bool hw_off; /* HW is off */ /* tunables: ntxd, nrxd, maxscb, etc. */ struct brcms_tunables *tunables; - bool hw_up; /* one time hw up/down(from boot or hibernation) */ - bool _piomode; /* true if pio mode *//* BMAC_NOTE: NEED In both */ + bool hw_up; /* one time hw up/down */ + bool _piomode; /* true if pio mode */ uint _nbands; /* # bands supported */ uint now; /* # elapsed seconds */ @@ -247,7 +264,7 @@ struct brcms_pub { u8 _n_enab; /* bitmap of 11N + HT support */ bool _n_reqd; /* N support required for clients */ - s8 _coex; /* 20/40 MHz BSS Management AUTO, ENAB, DISABLE */ + s8 _coex; /* 20/40 MHz BSS Management AUTO, ENAB, DISABLE */ bool _priofc; /* Priority-based flowcontrol */ u8 cur_etheraddr[ETH_ALEN]; /* our local ethernet address */ @@ -337,8 +354,10 @@ enum wlc_par_id { #define SUPPORT_11N (ENAB_1x1|ENAB_2x2) #define SUPPORT_HT (ENAB_1x1|ENAB_2x2|ENAB_3x3) /* WL11N Support */ -#if ((defined(NCONF) && (NCONF != 0)) || (defined(LCNCONF) && (LCNCONF != 0)) || \ - (defined(HTCONF) && (HTCONF != 0)) || (defined(SSLPNCONF) && (SSLPNCONF != 0))) +#if ((defined(NCONF) && (NCONF != 0)) || \ + (defined(LCNCONF) && (LCNCONF != 0)) || \ + (defined(HTCONF) && (HTCONF != 0)) || \ + (defined(SSLPNCONF) && (SSLPNCONF != 0))) #define N_ENAB(pub) ((pub)->_n_enab & SUPPORT_11N) #define N_REQD(pub) ((pub)->_n_reqd) #else @@ -370,8 +389,10 @@ enum wlc_par_id { extern const u8 wlc_prio2prec_map[]; #define BRCMS_PRIO_TO_PREC(pri) wlc_prio2prec_map[(pri) & 7] -/* This maps priority to one precedence higher - Used by PS-Poll response packets to - * simulate enqueue-at-head operation, but still maintain the order on the queue +/* + * This maps priority to one precedence higher - Used by PS-Poll response + * packets to simulate enqueue-at-head operation, but still maintain the + * order on the queue */ #define BRCMS_PRIO_TO_HI_PREC(pri) min(BRCMS_PRIO_TO_PREC(pri) + 1,\ BRCMS_PREC_COUNT - 1) @@ -424,28 +445,34 @@ extern const u8 wme_fifo2ac[]; /* * 54g modes (basic bits may still be overridden) * - * GMODE_LEGACY_B Rateset: 1b, 2b, 5.5, 11 - * Preamble: Long - * Shortslot: Off - * GMODE_AUTO Rateset: 1b, 2b, 5.5b, 11b, 18, 24, 36, 54 - * Extended Rateset: 6, 9, 12, 48 - * Preamble: Long - * Shortslot: Auto - * GMODE_ONLY Rateset: 1b, 2b, 5.5b, 11b, 18, 24b, 36, 54 - * Extended Rateset: 6b, 9, 12b, 48 - * Preamble: Short required - * Shortslot: Auto - * GMODE_B_DEFERRED Rateset: 1b, 2b, 5.5b, 11b, 18, 24, 36, 54 - * Extended Rateset: 6, 9, 12, 48 - * Preamble: Long - * Shortslot: On - * GMODE_PERFORMANCE Rateset: 1b, 2b, 5.5b, 6b, 9, 11b, 12b, 18, 24b, 36, 48, 54 - * Preamble: Short required - * Shortslot: On and required - * GMODE_LRS Rateset: 1b, 2b, 5.5b, 11b - * Extended Rateset: 6, 9, 12, 18, 24, 36, 48, 54 - * Preamble: Long - * Shortslot: Auto + * GMODE_LEGACY_B + * Rateset: 1b, 2b, 5.5, 11 + * Preamble: Long + * Shortslot: Off + * GMODE_AUTO + * Rateset: 1b, 2b, 5.5b, 11b, 18, 24, 36, 54 + * Extended Rateset: 6, 9, 12, 48 + * Preamble: Long + * Shortslot: Auto + * GMODE_ONLY + * Rateset: 1b, 2b, 5.5b, 11b, 18, 24b, 36, 54 + * Extended Rateset: 6b, 9, 12b, 48 + * Preamble: Short required + * Shortslot: Auto + * GMODE_B_DEFERRED + * Rateset: 1b, 2b, 5.5b, 11b, 18, 24, 36, 54 + * Extended Rateset: 6, 9, 12, 48 + * Preamble: Long + * Shortslot: On + * GMODE_PERFORMANCE + * Rateset: 1b, 2b, 5.5b, 6b, 9, 11b, 12b, 18, 24b, 36, 48, 54 + * Preamble: Short required + * Shortslot: On and required + * GMODE_LRS + * Rateset: 1b, 2b, 5.5b, 11b + * Extended Rateset: 6, 9, 12, 18, 24, 36, 48, 54 + * Preamble: Long + * Shortslot: Auto */ #define GMODE_LEGACY_B 0 #define GMODE_AUTO 1 @@ -488,12 +515,18 @@ extern const u8 wme_fifo2ac[]; #define BRCMS_N_SGI_40 0x02 /* defines used by the nrate iovar */ -#define NRATE_MCS_INUSE 0x00000080 /* MSC in use,indicates b0-6 holds an mcs */ -#define NRATE_RATE_MASK 0x0000007f /* rate/mcs value */ -#define NRATE_STF_MASK 0x0000ff00 /* stf mode mask: siso, cdd, stbc, sdm */ -#define NRATE_STF_SHIFT 8 /* stf mode shift */ -#define NRATE_OVERRIDE 0x80000000 /* bit indicates override both rate & mode */ -#define NRATE_OVERRIDE_MCS_ONLY 0x40000000 /* bit indicate to override mcs only */ +/* MSC in use,indicates b0-6 holds an mcs */ +#define NRATE_MCS_INUSE 0x00000080 +/* rate/mcs value */ +#define NRATE_RATE_MASK 0x0000007f +/* stf mode mask: siso, cdd, stbc, sdm */ +#define NRATE_STF_MASK 0x0000ff00 +/* stf mode shift */ +#define NRATE_STF_SHIFT 8 +/* bit indicates override both rate & mode */ +#define NRATE_OVERRIDE 0x80000000 +/* bit indicate to override mcs only */ +#define NRATE_OVERRIDE_MCS_ONLY 0x40000000 #define NRATE_SGI_MASK 0x00800000 /* sgi mode */ #define NRATE_SGI_SHIFT 23 /* sgi mode */ #define NRATE_LDPC_CODING 0x00400000 /* bit indicates adv coding in use */ @@ -504,9 +537,11 @@ extern const u8 wme_fifo2ac[]; #define NRATE_STF_STBC 2 /* stf mode STBC */ #define NRATE_STF_SDM 3 /* stf mode SDM */ -#define ANT_SELCFG_MAX 4 /* max number of antenna configurations */ +/* max number of antenna configurations */ +#define ANT_SELCFG_MAX 4 -#define HIGHEST_SINGLE_STREAM_MCS 7 /* MCS values greater than this enable multiple streams */ +/* MCS values greater than this enable multiple streams */ +#define HIGHEST_SINGLE_STREAM_MCS 7 struct brcms_antselcfg { u8 ant_config[ANT_SELCFG_MAX]; /* antenna configuration */ @@ -606,7 +641,4 @@ extern bool brcms_c_radio_monitor_stop(struct brcms_c_info *wlc); #define BAND_2G_NAME "2.4G" #define BAND_5G_NAME "5G" -/* BMAC RPC: 7 u32 params: pkttotlen, fifo, commit, fid, txpktpend, pktflag, rpc_id */ -#define BRCMS_RPCTX_PARAMS 32 - #endif /* _BRCM_PUB_H_ */ diff --git a/drivers/staging/brcm80211/brcmsmac/rate.c b/drivers/staging/brcm80211/brcmsmac/rate.c index c320384..5fb0d9e 100644 --- a/drivers/staging/brcm80211/brcmsmac/rate.c +++ b/drivers/staging/brcm80211/brcmsmac/rate.c @@ -21,7 +21,10 @@ #include "pub.h" #include "rate.h" -/* Rate info per rate: It tells whether a rate is ofdm or not and its phy_rate value */ +/* + * Rate info per rate: It tells whether a rate is ofdm or not and its phy_rate + * value + */ const u8 rate_info[BRCM_MAXRATE + 1] = { /* 0 1 2 3 4 5 6 7 8 9 */ /* 0 */ 0x00, 0x00, 0x0a, 0x00, 0x14, 0x00, 0x00, 0x00, 0x00, 0x00, @@ -139,20 +142,25 @@ const struct brcms_mcs_info mcs_table[MCS_TABLE_SIZE] = { {0, 6000, 0, CEIL(6000 * 10, 9), 0x00, BRCM_RATE_6M}, }; -/* phycfg for legacy OFDM frames: code rate, modulation scheme, spatial streams - * Number of spatial streams: always 1 - * other fields: refer to table 78 of section 17.3.2.2 of the original .11a standard +/* + * phycfg for legacy OFDM frames: code rate, modulation scheme, spatial streams + * Number of spatial streams: always 1 other fields: refer to table 78 of + * section 17.3.2.2 of the original .11a standard */ struct legacy_phycfg { u32 rate_ofdm; /* ofdm mac rate */ - u8 tx_phy_ctl3; /* phy ctl byte 3, code rate, modulation type, # of streams */ + /* phy ctl byte 3, code rate, modulation type, # of streams */ + u8 tx_phy_ctl3; }; -#define LEGACY_PHYCFG_TABLE_SIZE 12 /* Number of legacy_rate_cfg entries in the table */ +/* Number of legacy_rate_cfg entries in the table */ +#define LEGACY_PHYCFG_TABLE_SIZE 12 -/* In CCK mode LPPHY overloads OFDM Modulation bits with CCK Data Rate */ -/* Eventually MIMOPHY would also be converted to this format */ -/* 0 = 1Mbps; 1 = 2Mbps; 2 = 5.5Mbps; 3 = 11Mbps */ +/* + * In CCK mode LPPHY overloads OFDM Modulation bits with CCK Data Rate + * Eventually MIMOPHY would also be converted to this format + * 0 = 1Mbps; 1 = 2Mbps; 2 = 5.5Mbps; 3 = 11Mbps + */ static const struct legacy_phycfg legacy_phycfg_table[LEGACY_PHYCFG_TABLE_SIZE] = { {BRCM_RATE_1M, 0x00}, /* CCK 1Mbps, data rate 0 */ @@ -181,78 +189,81 @@ legacy_phycfg legacy_phycfg_table[LEGACY_PHYCFG_TABLE_SIZE] = { const struct brcms_c_rateset cck_ofdm_mimo_rates = { 12, - { /* 1b, 2b, 5.5b, 6, 9, 11b, 12, 18, 24, 36, 48, 54 Mbps */ - 0x82, 0x84, 0x8b, 0x0c, 0x12, 0x96, 0x18, 0x24, 0x30, 0x48, 0x60, - 0x6c}, + /* 1b, 2b, 5.5b, 6, 9, 11b, 12, 18, 24, 36, 48, */ + { 0x82, 0x84, 0x8b, 0x0c, 0x12, 0x96, 0x18, 0x24, 0x30, 0x48, 0x60, + /* 54 Mbps */ + 0x6c}, 0x00, - {0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} + { 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00} }; const struct brcms_c_rateset ofdm_mimo_rates = { 8, - { /* 6b, 9, 12b, 18, 24b, 36, 48, 54 Mbps */ - 0x8c, 0x12, 0x98, 0x24, 0xb0, 0x48, 0x60, 0x6c}, + /* 6b, 9, 12b, 18, 24b, 36, 48, 54 Mbps */ + { 0x8c, 0x12, 0x98, 0x24, 0xb0, 0x48, 0x60, 0x6c}, 0x00, - {0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} + { 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00} }; /* Default ratesets that include MCS32 for 40BW channels */ const struct brcms_c_rateset cck_ofdm_40bw_mimo_rates = { 12, - { /* 1b, 2b, 5.5b, 6, 9, 11b, 12, 18, 24, 36, 48, 54 Mbps */ - 0x82, 0x84, 0x8b, 0x0c, 0x12, 0x96, 0x18, 0x24, 0x30, 0x48, 0x60, - 0x6c}, + /* 1b, 2b, 5.5b, 6, 9, 11b, 12, 18, 24, 36, 48 */ + { 0x82, 0x84, 0x8b, 0x0c, 0x12, 0x96, 0x18, 0x24, 0x30, 0x48, 0x60, + /* 54 Mbps */ + 0x6c}, 0x00, - {0xff, 0xff, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} + { 0xff, 0xff, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00} }; const struct brcms_c_rateset ofdm_40bw_mimo_rates = { 8, - { /* 6b, 9, 12b, 18, 24b, 36, 48, 54 Mbps */ - 0x8c, 0x12, 0x98, 0x24, 0xb0, 0x48, 0x60, 0x6c}, + /* 6b, 9, 12b, 18, 24b, 36, 48, 54 Mbps */ + { 0x8c, 0x12, 0x98, 0x24, 0xb0, 0x48, 0x60, 0x6c}, 0x00, - {0xff, 0xff, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} + { 0xff, 0xff, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00} }; const struct brcms_c_rateset cck_ofdm_rates = { 12, - { /* 1b, 2b, 5.5b, 6, 9, 11b, 12, 18, 24, 36, 48, 54 Mbps */ - 0x82, 0x84, 0x8b, 0x0c, 0x12, 0x96, 0x18, 0x24, 0x30, 0x48, 0x60, - 0x6c}, + /* 1b, 2b, 5.5b, 6, 9, 11b, 12, 18, 24, 36, 48,*/ + { 0x82, 0x84, 0x8b, 0x0c, 0x12, 0x96, 0x18, 0x24, 0x30, 0x48, 0x60, + /*54 Mbps */ + 0x6c}, 0x00, - {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} + { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00} }; const struct brcms_c_rateset gphy_legacy_rates = { 4, - { /* 1b, 2b, 5.5b, 11b Mbps */ - 0x82, 0x84, 0x8b, 0x96}, + /* 1b, 2b, 5.5b, 11b Mbps */ + { 0x82, 0x84, 0x8b, 0x96}, 0x00, - {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} + { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00} }; const struct brcms_c_rateset ofdm_rates = { 8, - { /* 6b, 9, 12b, 18, 24b, 36, 48, 54 Mbps */ - 0x8c, 0x12, 0x98, 0x24, 0xb0, 0x48, 0x60, 0x6c}, + /* 6b, 9, 12b, 18, 24b, 36, 48, 54 Mbps */ + { 0x8c, 0x12, 0x98, 0x24, 0xb0, 0x48, 0x60, 0x6c}, 0x00, - {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} + { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00} }; const struct brcms_c_rateset cck_rates = { 4, - { /* 1b, 2b, 5.5, 11 Mbps */ - 0x82, 0x84, 0x0b, 0x16}, + /* 1b, 2b, 5.5, 11 Mbps */ + { 0x82, 0x84, 0x0b, 0x16}, 0x00, - {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00} + { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00} }; /* check if rateset is valid. @@ -283,8 +294,9 @@ void brcms_c_rateset_mcs_upd(struct brcms_c_rateset *rs, u8 txstreams) rs->mcs[i] = 0; } -/* filter based on hardware rateset, and sort filtered rateset with basic bit(s) preserved, - * and check if resulting rateset is valid. +/* + * filter based on hardware rateset, and sort filtered rateset with basic + * bit(s) preserved, and check if resulting rateset is valid. */ bool brcms_c_rate_hwrs_filter_sort_validate(struct brcms_c_rateset *rs, diff --git a/drivers/staging/brcm80211/brcmsmac/rate.h b/drivers/staging/brcm80211/brcmsmac/rate.h index 9fb187e..39e1796 100644 --- a/drivers/staging/brcm80211/brcmsmac/rate.h +++ b/drivers/staging/brcm80211/brcmsmac/rate.h @@ -30,12 +30,18 @@ extern const struct brcms_c_rateset wlc_lrs_rates; extern const struct brcms_c_rateset rate_limit_1_2; struct brcms_mcs_info { - u32 phy_rate_20; /* phy rate in kbps [20Mhz] */ - u32 phy_rate_40; /* phy rate in kbps [40Mhz] */ - u32 phy_rate_20_sgi; /* phy rate in kbps [20Mhz] with SGI */ - u32 phy_rate_40_sgi; /* phy rate in kbps [40Mhz] with SGI */ - u8 tx_phy_ctl3; /* phy ctl byte 3, code rate, modulation type, # of streams */ - u8 leg_ofdm; /* matching legacy ofdm rate in 500bkps */ + /* phy rate in kbps [20Mhz] */ + u32 phy_rate_20; + /* phy rate in kbps [40Mhz] */ + u32 phy_rate_40; + /* phy rate in kbps [20Mhz] with SGI */ + u32 phy_rate_20_sgi; + /* phy rate in kbps [40Mhz] with SGI */ + u32 phy_rate_40_sgi; + /* phy ctl byte 3, code rate, modulation type, # of streams */ + u8 tx_phy_ctl3; + /* matching legacy ofdm rate in 500bkps */ + u8 leg_ofdm; }; #define BRCMS_MAXMCS 32 /* max valid mcs index */ @@ -49,11 +55,18 @@ extern const struct brcms_mcs_info mcs_table[]; #define MCS_TXS_MASK 0xc0 /* num tx streams - 1 bit mask */ #define MCS_TXS_SHIFT 6 /* num tx streams - 1 bit shift */ #define MCS_CR(_mcs) (mcs_table[_mcs].tx_phy_ctl3 & MCS_CR_MASK) -#define MCS_MOD(_mcs) ((mcs_table[_mcs].tx_phy_ctl3 & MCS_MOD_MASK) >> MCS_MOD_SHIFT) -#define MCS_TXS(_mcs) ((mcs_table[_mcs].tx_phy_ctl3 & MCS_TXS_MASK) >> MCS_TXS_SHIFT) + +#define MCS_MOD(_mcs) \ + ((mcs_table[_mcs].tx_phy_ctl3 & MCS_MOD_MASK) >> MCS_MOD_SHIFT) + +#define MCS_TXS(_mcs) \ + ((mcs_table[_mcs].tx_phy_ctl3 & MCS_TXS_MASK) >> MCS_TXS_SHIFT) + #define MCS_RATE(_mcs, _is40, _sgi) (_sgi ? \ - (_is40 ? mcs_table[_mcs].phy_rate_40_sgi : mcs_table[_mcs].phy_rate_20_sgi) : \ + (_is40 ? mcs_table[_mcs].phy_rate_40_sgi : \ + mcs_table[_mcs].phy_rate_20_sgi) : \ (_is40 ? mcs_table[_mcs].phy_rate_40 : mcs_table[_mcs].phy_rate_20)) + #define VALID_MCS(_mcs) ((_mcs < MCS_TABLE_SIZE)) /* Macro to use the rate_info table */ @@ -62,46 +75,78 @@ extern const struct brcms_mcs_info mcs_table[]; /* convert 500kbps to bps */ #define BRCMS_RATE_500K_TO_BPS(rate) ((rate) * 500000) -/* rate spec : holds rate and mode specific information required to generate a tx frame. */ -/* Legacy CCK and OFDM information is held in the same manner as was done in the past */ -/* (in the lower byte) the upper 3 bytes primarily hold MIMO specific information */ +/* + * rate spec : holds rate and mode specific information required to generate a + * tx frame. Legacy CCK and OFDM information is held in the same manner as was + * done in the past (in the lower byte) the upper 3 bytes primarily hold MIMO + * specific information + */ /* rate spec bit fields */ -#define RSPEC_RATE_MASK 0x0000007F /* Either 500Kbps units or MIMO MCS idx */ -#define RSPEC_MIMORATE 0x08000000 /* mimo MCS is stored in RSPEC_RATE_MASK */ -#define RSPEC_BW_MASK 0x00000700 /* mimo bw mask */ -#define RSPEC_BW_SHIFT 8 /* mimo bw shift */ -#define RSPEC_STF_MASK 0x00003800 /* mimo Space/Time/Frequency mode mask */ -#define RSPEC_STF_SHIFT 11 /* mimo Space/Time/Frequency mode shift */ -#define RSPEC_CT_MASK 0x0000C000 /* mimo coding type mask */ -#define RSPEC_CT_SHIFT 14 /* mimo coding type shift */ -#define RSPEC_STC_MASK 0x00300000 /* mimo num STC streams per PLCP defn. */ -#define RSPEC_STC_SHIFT 20 /* mimo num STC streams per PLCP defn. */ -#define RSPEC_LDPC_CODING 0x00400000 /* mimo bit indicates adv coding in use */ -#define RSPEC_SHORT_GI 0x00800000 /* mimo bit indicates short GI in use */ -#define RSPEC_OVERRIDE 0x80000000 /* bit indicates override both rate & mode */ -#define RSPEC_OVERRIDE_MCS_ONLY 0x40000000 /* bit indicates override rate only */ + +/* Either 500Kbps units or MIMO MCS idx */ +#define RSPEC_RATE_MASK 0x0000007F +/* mimo MCS is stored in RSPEC_RATE_MASK */ +#define RSPEC_MIMORATE 0x08000000 +/* mimo bw mask */ +#define RSPEC_BW_MASK 0x00000700 +/* mimo bw shift */ +#define RSPEC_BW_SHIFT 8 +/* mimo Space/Time/Frequency mode mask */ +#define RSPEC_STF_MASK 0x00003800 +/* mimo Space/Time/Frequency mode shift */ +#define RSPEC_STF_SHIFT 11 +/* mimo coding type mask */ +#define RSPEC_CT_MASK 0x0000C000 +/* mimo coding type shift */ +#define RSPEC_CT_SHIFT 14 +/* mimo num STC streams per PLCP defn. */ +#define RSPEC_STC_MASK 0x00300000 +/* mimo num STC streams per PLCP defn. */ +#define RSPEC_STC_SHIFT 20 +/* mimo bit indicates adv coding in use */ +#define RSPEC_LDPC_CODING 0x00400000 +/* mimo bit indicates short GI in use */ +#define RSPEC_SHORT_GI 0x00800000 +/* bit indicates override both rate & mode */ +#define RSPEC_OVERRIDE 0x80000000 +/* bit indicates override rate only */ +#define RSPEC_OVERRIDE_MCS_ONLY 0x40000000 #define BRCMS_HTPHY 127 /* HT PHY Membership */ #define RSPEC_ACTIVE(rspec) (rspec & (RSPEC_RATE_MASK | RSPEC_MIMORATE)) -#define RSPEC2RATE(rspec) ((rspec & RSPEC_MIMORATE) ? \ - MCS_RATE((rspec & RSPEC_RATE_MASK), RSPEC_IS40MHZ(rspec), RSPEC_ISSGI(rspec)) : \ + +#define RSPEC2RATE(rspec) \ + ((rspec & RSPEC_MIMORATE) ? \ + MCS_RATE((rspec & RSPEC_RATE_MASK), RSPEC_IS40MHZ(rspec), \ + RSPEC_ISSGI(rspec)) : \ (rspec & RSPEC_RATE_MASK)) + /* return rate in unit of 500Kbps -- for internal use in wlc_rate_sel.c */ -#define RSPEC2RATE500K(rspec) ((rspec & RSPEC_MIMORATE) ? \ - MCS_RATE((rspec & RSPEC_RATE_MASK), state->is40bw, RSPEC_ISSGI(rspec))/500 : \ - (rspec & RSPEC_RATE_MASK)) -#define CRSPEC2RATE500K(rspec) ((rspec & RSPEC_MIMORATE) ? \ - MCS_RATE((rspec & RSPEC_RATE_MASK), RSPEC_IS40MHZ(rspec), RSPEC_ISSGI(rspec))/500 :\ - (rspec & RSPEC_RATE_MASK)) - -#define RSPEC2KBPS(rspec) (IS_MCS(rspec) ? RSPEC2RATE(rspec) : RSPEC2RATE(rspec)*500) +#define RSPEC2RATE500K(rspec) \ + ((rspec & RSPEC_MIMORATE) ? \ + MCS_RATE((rspec & RSPEC_RATE_MASK), state->is40bw, \ + RSPEC_ISSGI(rspec))/500 : \ + (rspec & RSPEC_RATE_MASK)) + +#define CRSPEC2RATE500K(rspec) \ + ((rspec & RSPEC_MIMORATE) ? \ + MCS_RATE((rspec & RSPEC_RATE_MASK), RSPEC_IS40MHZ(rspec), \ + RSPEC_ISSGI(rspec))/500 :\ + (rspec & RSPEC_RATE_MASK)) + +#define RSPEC2KBPS(rspec) \ + (IS_MCS(rspec) ? RSPEC2RATE(rspec) : RSPEC2RATE(rspec)*500) + #define RSPEC_PHYTXBYTE2(rspec) ((rspec & 0xff00) >> 8) + #define RSPEC_GET_BW(rspec) ((rspec & RSPEC_BW_MASK) >> RSPEC_BW_SHIFT) -#define RSPEC_IS40MHZ(rspec) ((((rspec & RSPEC_BW_MASK) >> RSPEC_BW_SHIFT) == \ - PHY_TXC1_BW_40MHZ) || (((rspec & RSPEC_BW_MASK) >> \ - RSPEC_BW_SHIFT) == PHY_TXC1_BW_40MHZ_DUP)) + +#define RSPEC_IS40MHZ(rspec) \ + ((((rspec & RSPEC_BW_MASK) >> RSPEC_BW_SHIFT) == PHY_TXC1_BW_40MHZ) || \ + (((rspec & RSPEC_BW_MASK) >> RSPEC_BW_SHIFT) == PHY_TXC1_BW_40MHZ_DUP)) + #define RSPEC_ISSGI(rspec) ((rspec & RSPEC_SHORT_GI) == RSPEC_SHORT_GI) #define RSPEC_MIMOPLCP3(rspec) ((rspec & 0xf00000) >> 16) #define PLCP3_ISSGI(plcp) (plcp & (RSPEC_SHORT_GI >> 16)) @@ -113,24 +158,33 @@ extern const struct brcms_mcs_info mcs_table[]; /* Rate info table; takes a legacy rate or u32 */ #define IS_MCS(r) (r & RSPEC_MIMORATE) + #define IS_OFDM(r) (!IS_MCS(r) && (rate_info[(r) & RSPEC_RATE_MASK] & \ BRCMS_RATE_FLAG)) + #define IS_CCK(r) (!IS_MCS(r) && ( \ ((r) & BRCMS_RATE_MASK) == BRCM_RATE_1M || \ ((r) & BRCMS_RATE_MASK) == BRCM_RATE_2M || \ ((r) & BRCMS_RATE_MASK) == BRCM_RATE_5M5 || \ ((r) & BRCMS_RATE_MASK) == BRCM_RATE_11M)) -#define IS_SINGLE_STREAM(mcs) (((mcs) <= HIGHEST_SINGLE_STREAM_MCS) || ((mcs) == 32)) + +#define IS_SINGLE_STREAM(mcs) \ + (((mcs) <= HIGHEST_SINGLE_STREAM_MCS) || ((mcs) == 32)) + #define CCK_RSPEC(cck) ((cck) & RSPEC_RATE_MASK) + #define OFDM_RSPEC(ofdm) (((ofdm) & RSPEC_RATE_MASK) |\ (PHY_TXC1_MODE_CDD << RSPEC_STF_SHIFT)) -#define LEGACY_RSPEC(rate) (IS_CCK(rate) ? CCK_RSPEC(rate) : OFDM_RSPEC(rate)) + +#define LEGACY_RSPEC(rate) \ + (IS_CCK(rate) ? CCK_RSPEC(rate) : OFDM_RSPEC(rate)) #define MCS_RSPEC(mcs) (((mcs) & RSPEC_RATE_MASK) | RSPEC_MIMORATE | \ (IS_SINGLE_STREAM(mcs) ? (PHY_TXC1_MODE_CDD << RSPEC_STF_SHIFT) : \ (PHY_TXC1_MODE_SDM << RSPEC_STF_SHIFT))) -/* Convert encoded rate value in plcp header to numerical rates in 500 KHz increments */ +/* Convert encoded rate value in plcp header to numerical rates in 500 KHz + * increments */ extern const u8 ofdm_rate_lookup[]; #define OFDM_PHY2MAC_RATE(rlpt) (ofdm_rate_lookup[rlpt & 0x7]) #define CCK_PHY2MAC_RATE(signal) (signal/5) @@ -140,7 +194,8 @@ extern const u8 ofdm_rate_lookup[]; #define BRCMS_RATES_CCK 1 #define BRCMS_RATES_OFDM 2 -/* sanitize, and sort a rateset with the basic bit(s) preserved, validate rateset */ +/* sanitize, and sort a rateset with the basic bit(s) preserved, validate + * rateset */ extern bool brcms_c_rate_hwrs_filter_sort_validate(struct brcms_c_rateset *rs, const struct brcms_c_rateset *hw_rs, diff --git a/drivers/staging/brcm80211/brcmsmac/scb.h b/drivers/staging/brcm80211/brcmsmac/scb.h index d6c8328..22ef8e8 100644 --- a/drivers/staging/brcm80211/brcmsmac/scb.h +++ b/drivers/staging/brcm80211/brcmsmac/scb.h @@ -23,13 +23,15 @@ #include "types.h" #define AMPDU_TX_BA_MAX_WSIZE 64 /* max Tx ba window size (in pdu) */ + /* structure to store per-tid state for the ampdu initiator */ struct scb_ampdu_tid_ini { - u8 tx_in_transit; /* number of pending mpdus in transit in driver */ - u8 tid; /* initiator tid for easy lookup */ - u8 txretry[AMPDU_TX_BA_MAX_WSIZE]; /* tx retry count; indexed by seq modulo */ - struct scb *scb; /* backptr for easy lookup */ - u8 ba_wsize; /* negotiated ba window size (in pdu) */ + u8 tx_in_transit; /* number of pending mpdus in transit in driver */ + u8 tid; /* initiator tid for easy lookup */ + /* tx retry count; indexed by seq modulo */ + u8 txretry[AMPDU_TX_BA_MAX_WSIZE]; + struct scb *scb; /* backptr for easy lookup */ + u8 ba_wsize; /* negotiated ba window size (in pdu) */ }; #define AMPDU_MAX_SCB_TID NUMPRIO @@ -43,9 +45,10 @@ struct scb_ampdu { u32 max_rx_ampdu_bytes; /* max ampdu rcv length; 8k, 16k, 32k, 64k */ struct pktq txq; /* sdu transmit queue pending aggregation */ - /* This could easily be a ini[] pointer and we keep this info in wl itself instead - * of having mac80211 hold it for us. Also could be made dynamic per tid instead of - * static. + /* + * This could easily be a ini[] pointer and we keep this info in wl + * itself instead of having mac80211 hold it for us. Also could be made + * dynamic per tid instead of static. */ /* initiator info - per tid (NUMPRIO): */ struct scb_ampdu_tid_ini ini[AMPDU_MAX_SCB_TID]; @@ -56,18 +59,18 @@ struct scb_ampdu { /* station control block - one per remote MAC address */ struct scb { u32 magic; - u32 flags; /* various bit flags as defined below */ - u32 flags2; /* various bit flags2 as defined below */ - u8 state; /* current state bitfield of auth/assoc process */ + u32 flags; /* various bit flags as defined below */ + u32 flags2; /* various bit flags2 as defined below */ + u8 state; /* current state bitfield of auth/assoc process */ u8 ea[ETH_ALEN]; /* station address */ void *fragbuf[NUMPRIO]; /* defragmentation buffer per prio */ - uint fragresid[NUMPRIO]; /* #bytes unused in frag buffer per prio */ + uint fragresid[NUMPRIO];/* #bytes unused in frag buffer per prio */ u16 seqctl[NUMPRIO]; /* seqctl of last received frame (for dups) */ - u16 seqctl_nonqos; /* seqctl of last received frame (for dups) for - * non-QoS data and management - */ - u16 seqnum[NUMPRIO]; /* WME: driver maintained sw seqnum per priority */ + /* seqctl of last received frame (for dups) for non-QoS data and + * management */ + u16 seqctl_nonqos; + u16 seqnum[NUMPRIO];/* WME: driver maintained sw seqnum per priority */ struct scb_ampdu scb_ampdu; /* AMPDU state including per tid info */ }; diff --git a/drivers/staging/brcm80211/brcmsmac/srom.c b/drivers/staging/brcm80211/brcmsmac/srom.c index bef43ea..40a3156 100644 --- a/drivers/staging/brcm80211/brcmsmac/srom.c +++ b/drivers/staging/brcm80211/brcmsmac/srom.c @@ -33,8 +33,10 @@ ((u8 *)curmap + PCI_BAR0_SPROM_OFFSET)) #if defined(BCMDBG) -#define WRITE_ENABLE_DELAY 500 /* 500 ms after write enable/disable toggle */ -#define WRITE_WORD_DELAY 20 /* 20 ms between each word write */ +/* 500 ms after write enable/disable toggle */ +#define WRITE_ENABLE_DELAY 500 +/* 20 ms between each word write */ +#define WRITE_WORD_DELAY 20 #endif /* Maximum srom: 6 Kilobits == 768 bytes */ @@ -260,7 +262,8 @@ /* Temp sense related entries */ #define SROM8_MPWR_RAWTS 90 #define SROM8_TS_SLP_OPT_CORRX 91 -/* FOC: freiquency offset correction, HWIQ: H/W IOCAL enable, IQSWP: IQ CAL swap disable */ +/* FOC: freiquency offset correction, HWIQ: H/W IOCAL enable, + * IQSWP: IQ CAL swap disable */ #define SROM8_FOC_HWIQ_IQSWP 92 /* Temperature delta for PHY calibration */ @@ -349,14 +352,17 @@ #define SROM9_PO_LOFDM40DUP 203 /* SROM flags (see sromvar_t) */ -#define SRFL_MORE 1 /* value continues as described by the next entry */ + +/* value continues as described by the next entry */ +#define SRFL_MORE 1 #define SRFL_NOFFS 2 /* value bits can't be all one's */ #define SRFL_PRHEX 4 /* value is in hexdecimal format */ #define SRFL_PRSIGN 8 /* value is in signed decimal format */ #define SRFL_CCODE 0x10 /* value is in country code format */ #define SRFL_ETHADDR 0x20 /* value is an Ethernet address */ #define SRFL_LEDDC 0x40 /* value is an LED duty cycle */ -#define SRFL_NOVAR 0x80 /* do not generate a nvram param, entry is for mfgc */ +/* do not generate a nvram param, entry is for mfgc */ +#define SRFL_NOVAR 0x80 /* Max. nvram variable table size */ #define MAXSZ_NVRAM_VARS 4096 @@ -375,17 +381,18 @@ struct brcms_varbuf { unsigned int size; /* current (residual) size in bytes */ }; -/* Assumptions: - * - Ethernet address spans across 3 consective words +/* + * Assumptions: + * - Ethernet address spans across 3 consecutive words * * Table rules: - * - Add multiple entries next to each other if a value spans across multiple words - * (even multiple fields in the same word) with each entry except the last having - * it's SRFL_MORE bit set. - * - Ethernet address entry does not follow above rule and must not have SRFL_MORE - * bit set. Its SRFL_ETHADDR bit implies it takes multiple words. - * - The last entry's name field must be NULL to indicate the end of the table. Other - * entries must have non-NULL name. + * - Add multiple entries next to each other if a value spans across multiple + * words (even multiple fields in the same word) with each entry except the + * last having it's SRFL_MORE bit set. + * - Ethernet address entry does not follow above rule and must not have + * SRFL_MORE bit set. Its SRFL_ETHADDR bit implies it takes multiple words. + * - The last entry's name field must be NULL to indicate the end of the table. + * Other entries must have non-NULL name. */ static const struct brcms_sromvar pci_sromvars[] = { {"devid", 0xffffff00, SRFL_PRHEX | SRFL_NOVAR, PCI_F0DEVID, 0xffff}, @@ -810,12 +817,12 @@ static int varbuf_append(struct brcms_varbuf *b, const char *fmt, ...) r = vsnprintf(b->buf, b->size, fmt, ap); va_end(ap); - /* C99 snprintf behavior returns r >= size on overflow, - * others return -1 on overflow. - * All return -1 on format error. - * We need to leave room for 2 null terminations, one for the current var - * string, and one for final null of the var table. So check that the - * strlen written, r, leaves room for 2 chars. + /* + * C99 snprintf behavior returns r >= size on overflow, + * others return -1 on overflow. All return -1 on format error. + * We need to leave room for 2 null terminations, one for the current + * var string, and one for final null of the var table. So check that + * the strlen written, r, leaves room for 2 chars. */ if ((r == -1) || (r > (int)(b->size - 2))) { b->size = 0; @@ -902,9 +909,10 @@ sprom_read_pci(struct si_pub *sih, u16 *sprom, uint wordoff, if (check_crc) { if (buf[0] == 0xffff) - /* The hardware thinks that an srom that starts with 0xffff - * is blank, regardless of the rest of the content, so declare - * it bad. + /* + * The hardware thinks that an srom that starts with + * 0xffff is blank, regardless of the rest of the + * content, so declare it bad. */ return -ENODATA; @@ -1081,8 +1089,10 @@ _initvars_srom_pci(u8 sromrev, u16 *srom, uint off, struct brcms_varbuf *b) *(oncount >> 24) (offcount >> 8) */ else if (flags & SRFL_LEDDC) { - u32 w32 = (((val >> 8) & 0xff) << 24) | /* oncount */ - (((val & 0xff)) << 8); /* offcount */ + u32 w32 = /* oncount */ + (((val >> 8) & 0xff) << 24) | + /* offcount */ + (((val & 0xff)) << 8); varbuf_append(b, "leddc=%d", w32); } else if (flags & SRFL_PRHEX) varbuf_append(b, "%s=0x%x", name, val); @@ -1116,7 +1126,6 @@ _initvars_srom_pci(u8 sromrev, u16 *srom, uint off, struct brcms_varbuf *b) if (pb + srv->off < off) continue; - /* This entry is for mfgc only. Don't generate param for it, */ if (srv->flags & SRFL_NOVAR) continue; @@ -1124,8 +1133,8 @@ _initvars_srom_pci(u8 sromrev, u16 *srom, uint off, struct brcms_varbuf *b) val = (w & srv->mask) >> mask_shift(srv->mask); width = mask_width(srv->mask); - /* Cheating: no per-path var is more than 1 word */ - + /* Cheating: no per-path var is more than + * 1 word */ if ((srv->flags & SRFL_NOFFS) && ((int)val == (1 << width) - 1)) continue; @@ -1203,7 +1212,10 @@ static int initvars_srom_pci(struct si_pub *sih, void *curmap, char **vars, /* Bitmask for the sromrev */ sr = 1 << sromrev; - /* srom version check: Current valid versions: 1, 2, 3, 4, 5, 8, 9 */ + /* + * srom version check: Current valid versions: 1, 2, 3, 4, 5, 8, + * 9 + */ if ((sr & 0x33e) == 0) { err = -EINVAL; goto errout; diff --git a/drivers/staging/brcm80211/brcmsmac/stf.c b/drivers/staging/brcm80211/brcmsmac/stf.c index 709c9a3..a4c5c63 100644 --- a/drivers/staging/brcm80211/brcmsmac/stf.c +++ b/drivers/staging/brcm80211/brcmsmac/stf.c @@ -68,7 +68,10 @@ static void brcms_c_stf_stbc_rx_ht_update(struct brcms_c_info *wlc, int val) } } -/* every WLC_TEMPSENSE_PERIOD seconds temperature check to decide whether to turn on/off txchain */ +/* + * every WLC_TEMPSENSE_PERIOD seconds temperature check to decide whether to + * turn on/off txchain. + */ void brcms_c_tempsense_upd(struct brcms_c_info *wlc) { struct brcms_phy_pub *pi = wlc->band->pi; @@ -117,16 +120,19 @@ brcms_c_stf_ss_algo_channel_get(struct brcms_c_info *wlc, u16 *ss_algo_channel, /* criteria to choose stf mode */ - /* the "+3dbm (12 0.25db units)" is to account for the fact that with CDD, tx occurs - * on both chains + /* + * the "+3dbm (12 0.25db units)" is to account for the fact that with + * CDD, tx occurs on both chains */ if (power.target[siso_mcs_id] > (power.target[cdd_mcs_id] + 12)) setbit(ss_algo_channel, PHY_TXC1_MODE_SISO); else setbit(ss_algo_channel, PHY_TXC1_MODE_CDD); - /* STBC is ORed into to algo channel as STBC requires per-packet SCB capability check - * so cannot be default mode of operation. One of SISO, CDD have to be set + /* + * STBC is ORed into to algo channel as STBC requires per-packet SCB + * capability check so cannot be default mode of operation. One of + * SISO, CDD have to be set */ if (power.target[siso_mcs_id] <= (power.target[stbc_mcs_id] + 12)) setbit(ss_algo_channel, PHY_TXC1_MODE_STBC); @@ -229,7 +235,10 @@ int brcms_c_stf_txchain_set(struct brcms_c_info *wlc, s32 int_val, bool force) || !(txchain & wlc->stf->hw_txchain)) return -EINVAL; - /* if nrate override is configured to be non-SISO STF mode, reject reducing txchain to 1 */ + /* + * if nrate override is configured to be non-SISO STF mode, reject + * reducing txchain to 1 + */ txstreams = (u8) BRCMS_BITSCNT(txchain); if (txstreams > MAX_STREAMS_SUPPORTED) return -EINVAL; @@ -282,7 +291,10 @@ int brcms_c_stf_txchain_set(struct brcms_c_info *wlc, s32 int_val, bool force) return 0; } -/* update wlc->stf->ss_opmode which represents the operational stf_ss mode we're using */ +/* + * update wlc->stf->ss_opmode which represents the operational stf_ss mode + * we're using + */ int brcms_c_stf_ss_update(struct brcms_c_info *wlc, struct brcms_band *band) { int ret_code = 0; @@ -291,7 +303,10 @@ int brcms_c_stf_ss_update(struct brcms_c_info *wlc, struct brcms_band *band) prev_stf_ss = wlc->stf->ss_opmode; - /* NOTE: opmode can only be SISO or CDD as STBC is decided on a per-packet basis */ + /* + * NOTE: opmode can only be SISO or CDD as STBC is decided on a + * per-packet basis + */ if (BRCMS_STBC_CAP_PHY(wlc) && wlc->stf->ss_algosel_auto && (wlc->stf->ss_algo_channel != (u16) -1)) { @@ -333,7 +348,8 @@ int brcms_c_stf_attach(struct brcms_c_info *wlc) if (BRCMS_STBC_CAP_PHY(wlc)) { wlc->stf->ss_algosel_auto = true; - wlc->stf->ss_algo_channel = (u16) -1; /* Init the default value */ + /* Init the default value */ + wlc->stf->ss_algo_channel = (u16) -1; } return 0; } @@ -343,18 +359,20 @@ void brcms_c_stf_detach(struct brcms_c_info *wlc) } /* - * Centralized txant update function. call it whenever wlc->stf->txant and/or wlc->stf->txchain - * change + * Centralized txant update function. call it whenever wlc->stf->txant and/or + * wlc->stf->txchain change. * * Antennas are controlled by ucode indirectly, which drives PHY or GPIO to - * achieve various tx/rx antenna selection schemes + * achieve various tx/rx antenna selection schemes * - * legacy phy, bit 6 and bit 7 means antenna 0 and 1 respectively, bit6+bit7 means auto(last rx) - * for NREV<3, bit 6 and bit 7 means antenna 0 and 1 respectively, bit6+bit7 means last rx and - * do tx-antenna selection for SISO transmissions - * for NREV=3, bit 6 and bit _8_ means antenna 0 and 1 respectively, bit6+bit7 means last rx and - * do tx-antenna selection for SISO transmissions - * for NREV>=7, bit 6 and bit 7 mean antenna 0 and 1 respectively, nit6+bit7 means both cores active + * legacy phy, bit 6 and bit 7 means antenna 0 and 1 respectively, bit6+bit7 + * means auto(last rx). + * for NREV<3, bit 6 and bit 7 means antenna 0 and 1 respectively, bit6+bit7 + * means last rx and do tx-antenna selection for SISO transmissions + * for NREV=3, bit 6 and bit _8_ means antenna 0 and 1 respectively, bit6+bit7 + * means last rx and do tx-antenna selection for SISO transmissions + * for NREV>=7, bit 6 and bit 7 mean antenna 0 and 1 respectively, nit6+bit7 + * means both cores active */ static void _brcms_c_stf_phy_txant_upd(struct brcms_c_info *wlc) { diff --git a/drivers/staging/brcm80211/brcmsmac/types.h b/drivers/staging/brcm80211/brcmsmac/types.h index ab97718..360795f 100644 --- a/drivers/staging/brcm80211/brcmsmac/types.h +++ b/drivers/staging/brcm80211/brcmsmac/types.h @@ -37,42 +37,71 @@ #define MAX_DMA_SEGS 4 /* boardflags */ -#define BFL_PACTRL 0x00000002 /* Board has gpio 9 controlling the PA */ -#define BFL_NOPLLDOWN 0x00000020 /* Not ok to power down the chip pll and oscillator */ -#define BFL_FEM 0x00000800 /* Board supports the Front End Module */ -#define BFL_EXTLNA 0x00001000 /* Board has an external LNA in 2.4GHz band */ -#define BFL_NOPA 0x00010000 /* Board has no PA */ -#define BFL_BUCKBOOST 0x00200000 /* Power topology uses BUCKBOOST */ -#define BFL_FEM_BT 0x00400000 /* Board has FEM and switch to share antenna w/ BT */ -#define BFL_NOCBUCK 0x00800000 /* Power topology doesn't use CBUCK */ -#define BFL_PALDO 0x02000000 /* Power topology uses PALDO */ -#define BFL_EXTLNA_5GHz 0x10000000 /* Board has an external LNA in 5GHz band */ + +/* Board has gpio 9 controlling the PA */ +#define BFL_PACTRL 0x00000002 +/* Not ok to power down the chip pll and oscillator */ +#define BFL_NOPLLDOWN 0x00000020 +/* Board supports the Front End Module */ +#define BFL_FEM 0x00000800 +/* Board has an external LNA in 2.4GHz band */ +#define BFL_EXTLNA 0x00001000 +/* Board has no PA */ +#define BFL_NOPA 0x00010000 +/* Power topology uses BUCKBOOST */ +#define BFL_BUCKBOOST 0x00200000 +/* Board has FEM and switch to share antenna w/ BT */ +#define BFL_FEM_BT 0x00400000 +/* Power topology doesn't use CBUCK */ +#define BFL_NOCBUCK 0x00800000 +/* Power topology uses PALDO */ +#define BFL_PALDO 0x02000000 +/* Board has an external LNA in 5GHz band */ +#define BFL_EXTLNA_5GHz 0x10000000 /* boardflags2 */ -#define BFL2_RXBB_INT_REG_DIS 0x00000001 /* Board has an external rxbb regulator */ -#define BFL2_APLL_WAR 0x00000002 /* Flag to implement alternative A-band PLL settings */ -#define BFL2_TXPWRCTRL_EN 0x00000004 /* Board permits enabling TX Power Control */ -#define BFL2_2X4_DIV 0x00000008 /* Board supports the 2X4 diversity switch */ -#define BFL2_5G_PWRGAIN 0x00000010 /* Board supports 5G band power gain */ -#define BFL2_PCIEWAR_OVR 0x00000020 /* Board overrides ASPM and Clkreq settings */ + +/* Board has an external rxbb regulator */ +#define BFL2_RXBB_INT_REG_DIS 0x00000001 +/* Flag to implement alternative A-band PLL settings */ +#define BFL2_APLL_WAR 0x00000002 +/* Board permits enabling TX Power Control */ +#define BFL2_TXPWRCTRL_EN 0x00000004 +/* Board supports the 2X4 diversity switch */ +#define BFL2_2X4_DIV 0x00000008 +/* Board supports 5G band power gain */ +#define BFL2_5G_PWRGAIN 0x00000010 +/* Board overrides ASPM and Clkreq settings */ +#define BFL2_PCIEWAR_OVR 0x00000020 #define BFL2_LEGACY 0x00000080 -#define BFL2_SKWRKFEM_BRD 0x00000100 /* 4321mcm93 board uses Skyworks FEM */ -#define BFL2_SPUR_WAR 0x00000200 /* Board has a WAR for clock-harmonic spurs */ -#define BFL2_GPLL_WAR 0x00000400 /* Flag to narrow G-band PLL loop b/w */ -#define BFL2_SINGLEANT_CCK 0x00001000 /* Tx CCK pkts on Ant 0 only */ -#define BFL2_2G_SPUR_WAR 0x00002000 /* WAR to reduce and avoid clock-harmonic spurs in 2G */ -#define BFL2_GPLL_WAR2 0x00010000 /* Flag to widen G-band PLL loop b/w */ +/* 4321mcm93 board uses Skyworks FEM */ +#define BFL2_SKWRKFEM_BRD 0x00000100 +/* Board has a WAR for clock-harmonic spurs */ +#define BFL2_SPUR_WAR 0x00000200 +/* Flag to narrow G-band PLL loop b/w */ +#define BFL2_GPLL_WAR 0x00000400 +/* Tx CCK pkts on Ant 0 only */ +#define BFL2_SINGLEANT_CCK 0x00001000 +/* WAR to reduce and avoid clock-harmonic spurs in 2G */ +#define BFL2_2G_SPUR_WAR 0x00002000 +/* Flag to widen G-band PLL loop b/w */ +#define BFL2_GPLL_WAR2 0x00010000 #define BFL2_IPALVLSHIFT_3P3 0x00020000 -#define BFL2_INTERNDET_TXIQCAL 0x00040000 /* Use internal envelope detector for TX IQCAL */ -#define BFL2_XTALBUFOUTEN 0x00080000 /* Keep the buffered Xtal output from radio "ON" - * Most drivers will turn it off without this flag - * to save power. - */ +/* Use internal envelope detector for TX IQCAL */ +#define BFL2_INTERNDET_TXIQCAL 0x00040000 +/* Keep the buffered Xtal output from radio "ON". Most drivers will turn it + * off without this flag to save power. */ +#define BFL2_XTALBUFOUTEN 0x00080000 + +/* + * board specific GPIO assignment, gpio 0-3 are also customer-configurable + * led + */ -/* board specific GPIO assignment, gpio 0-3 are also customer-configurable led */ -#define BOARD_GPIO_PACTRL 0x200 /* bit 9 controls the PA on new 4306 boards */ -#define BOARD_GPIO_12 0x1000 /* gpio 12 */ -#define BOARD_GPIO_13 0x2000 /* gpio 13 */ +/* bit 9 controls the PA on new 4306 boards */ +#define BOARD_GPIO_PACTRL 0x200 +#define BOARD_GPIO_12 0x1000 +#define BOARD_GPIO_13 0x2000 /* **** Core type/rev defaults **** */ #define D11CONF 0x0fffffb0 /* Supported D11 revs: 4, 5, 7-27 @@ -152,25 +181,53 @@ #define PHYCONF_HAS(val) CONF_HAS(PHYTYPE, val) #define PHYCONF_IS(val) CONF_IS(PHYTYPE, val) -#define NREV_IS(var, val) (NCONF_HAS(val) && (NCONF_IS(val) || ((var) == (val)))) -#define NREV_GE(var, val) (NCONF_GE(val) && (!NCONF_LT(val) || ((var) >= (val)))) -#define NREV_GT(var, val) (NCONF_GT(val) && (!NCONF_LE(val) || ((var) > (val)))) -#define NREV_LT(var, val) (NCONF_LT(val) && (!NCONF_GE(val) || ((var) < (val)))) -#define NREV_LE(var, val) (NCONF_LE(val) && (!NCONF_GT(val) || ((var) <= (val)))) +#define NREV_IS(var, val) \ + (NCONF_HAS(val) && (NCONF_IS(val) || ((var) == (val)))) + +#define NREV_GE(var, val) \ + (NCONF_GE(val) && (!NCONF_LT(val) || ((var) >= (val)))) + +#define NREV_GT(var, val) \ + (NCONF_GT(val) && (!NCONF_LE(val) || ((var) > (val)))) + +#define NREV_LT(var, val) \ + (NCONF_LT(val) && (!NCONF_GE(val) || ((var) < (val)))) + +#define NREV_LE(var, val) \ + (NCONF_LE(val) && (!NCONF_GT(val) || ((var) <= (val)))) + +#define LCNREV_IS(var, val) \ + (LCNCONF_HAS(val) && (LCNCONF_IS(val) || ((var) == (val)))) -#define LCNREV_IS(var, val) (LCNCONF_HAS(val) && (LCNCONF_IS(val) || ((var) == (val)))) -#define LCNREV_GE(var, val) (LCNCONF_GE(val) && (!LCNCONF_LT(val) || ((var) >= (val)))) -#define LCNREV_GT(var, val) (LCNCONF_GT(val) && (!LCNCONF_LE(val) || ((var) > (val)))) -#define LCNREV_LT(var, val) (LCNCONF_LT(val) && (!LCNCONF_GE(val) || ((var) < (val)))) -#define LCNREV_LE(var, val) (LCNCONF_LE(val) && (!LCNCONF_GT(val) || ((var) <= (val)))) +#define LCNREV_GE(var, val) \ + (LCNCONF_GE(val) && (!LCNCONF_LT(val) || ((var) >= (val)))) -#define D11REV_IS(var, val) (D11CONF_HAS(val) && (D11CONF_IS(val) || ((var) == (val)))) -#define D11REV_GE(var, val) (D11CONF_GE(val) && (!D11CONF_LT(val) || ((var) >= (val)))) -#define D11REV_GT(var, val) (D11CONF_GT(val) && (!D11CONF_LE(val) || ((var) > (val)))) -#define D11REV_LT(var, val) (D11CONF_LT(val) && (!D11CONF_GE(val) || ((var) < (val)))) -#define D11REV_LE(var, val) (D11CONF_LE(val) && (!D11CONF_GT(val) || ((var) <= (val)))) +#define LCNREV_GT(var, val) \ + (LCNCONF_GT(val) && (!LCNCONF_LE(val) || ((var) > (val)))) -#define PHYTYPE_IS(var, val) (PHYCONF_HAS(val) && (PHYCONF_IS(val) || ((var) == (val)))) +#define LCNREV_LT(var, val) \ + (LCNCONF_LT(val) && (!LCNCONF_GE(val) || ((var) < (val)))) + +#define LCNREV_LE(var, val) \ + (LCNCONF_LE(val) && (!LCNCONF_GT(val) || ((var) <= (val)))) + +#define D11REV_IS(var, val) \ + (D11CONF_HAS(val) && (D11CONF_IS(val) || ((var) == (val)))) + +#define D11REV_GE(var, val) \ + (D11CONF_GE(val) && (!D11CONF_LT(val) || ((var) >= (val)))) + +#define D11REV_GT(var, val) \ + (D11CONF_GT(val) && (!D11CONF_LE(val) || ((var) > (val)))) + +#define D11REV_LT(var, val) \ + (D11CONF_LT(val) && (!D11CONF_GE(val) || ((var) < (val)))) + +#define D11REV_LE(var, val) \ + (D11CONF_LE(val) && (!D11CONF_GT(val) || ((var) <= (val)))) + +#define PHYTYPE_IS(var, val)\ + (PHYCONF_HAS(val) && (PHYCONF_IS(val) || ((var) == (val)))) /* Finally, early-exit from switch case if anyone wants it... */ @@ -213,11 +270,18 @@ * * *********************************************** */ -#define NTXD 256 /* Max # of entries in Tx FIFO based on 4kb page size */ -#define NRXD 256 /* Max # of entries in Rx FIFO based on 4kb page size */ -#define NRXBUFPOST 32 /* try to keep this # rbufs posted to the chip */ -#define MAXSCB 32 /* Maximum SCBs in cache for STA */ -#define AMPDU_NUM_MPDU 16 /* max allowed number of mpdus in an ampdu (2 streams) */ + +/* Max # of entries in Tx FIFO based on 4kb page size */ +#define NTXD 256 +/* Max # of entries in Rx FIFO based on 4kb page size */ +#define NRXD 256 +/* try to keep this # rbufs posted to the chip */ +#define NRXBUFPOST 32 +/* Maximum SCBs in cache for STA */ +#define MAXSCB 32 + +/* max allowed number of mpdus in an ampdu (2 streams) */ +#define AMPDU_NUM_MPDU 16 /* Count of packet callback structures. either of following * 1. Set to the number of SCBs since a STA @@ -242,8 +306,8 @@ #define BRCMS_AMPDUDATAHIWAT 255 /* bounded rx loops */ -#define RXBND 8 /* max # frames to process in brcms_c_recv() */ -#define TXSBND 8 /* max # tx status to process in wlc_txstatus() */ +#define RXBND 8 /* max # frames to process in brcms_c_recv() */ +#define TXSBND 8 /* max # tx status to process in wlc_txstatus() */ #define BAND_5G(bt) ((bt) == BRCM_BAND_5G) #define BAND_2G(bt) ((bt) == BRCM_BAND_2G) @@ -351,9 +415,13 @@ do { \ W_REG((r), ((R_REG(r) & ~(mask)) | (val))) /* multi-bool data type: set of bools, mbool is true if any is set */ -#define mboolset(mb, bit) ((mb) |= (bit)) /* set one bool */ -#define mboolclr(mb, bit) ((mb) &= ~(bit)) /* clear one bool */ -#define mboolisset(mb, bit) (((mb) & (bit)) != 0) /* true if one bool is set */ + +/* set one bool */ +#define mboolset(mb, bit) ((mb) |= (bit)) +/* clear one bool */ +#define mboolclr(mb, bit) ((mb) &= ~(bit)) +/* true if one bool is set */ +#define mboolisset(mb, bit) (((mb) & (bit)) != 0) #define mboolmaskset(mb, mask, val) ((mb) = (((mb) & ~(mask)) | (val))) /* forward declarations */