From 3711333dfbeec1905c2d3521d1ed2ddcdbdbac04 Mon Sep 17 00:00:00 2001 From: Giridhar Malavali Date: Fri, 23 Jul 2010 15:28:34 +0500 Subject: [PATCH] [SCSI] qla2xxx: Updates for ISP82xx. Re-organized and cleaned up the ISP82xx specific code. Signed-off-by: Giridhar Malavali Signed-off-by: James Bottomley --- drivers/scsi/qla2xxx/qla_gbl.h | 4 - drivers/scsi/qla2xxx/qla_mbx.c | 4 +- drivers/scsi/qla2xxx/qla_nx.c | 320 +++++------------------------------------ drivers/scsi/qla2xxx/qla_nx.h | 3 +- 4 files changed, 42 insertions(+), 289 deletions(-) diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h index 84441e8..8b0a8ca 100644 --- a/drivers/scsi/qla2xxx/qla_gbl.h +++ b/drivers/scsi/qla2xxx/qla_gbl.h @@ -508,16 +508,12 @@ extern int qla82xx_pci_mem_read_2M(struct qla_hw_data *, u64, void *, int); extern int qla82xx_pci_mem_write_2M(struct qla_hw_data *, u64, void *, int); extern char *qla82xx_pci_info_str(struct scsi_qla_host *, char *); extern int qla82xx_pci_region_offset(struct pci_dev *, int); -extern int qla82xx_pci_region_len(struct pci_dev *, int); extern int qla82xx_iospace_config(struct qla_hw_data *); /* Initialization related functions */ extern void qla82xx_reset_chip(struct scsi_qla_host *); extern void qla82xx_config_rings(struct scsi_qla_host *); -extern int qla82xx_nvram_config(struct scsi_qla_host *); extern int qla82xx_pinit_from_rom(scsi_qla_host_t *); -extern int qla82xx_load_firmware(scsi_qla_host_t *); -extern int qla82xx_reset_hw(scsi_qla_host_t *); extern void qla82xx_watchdog(scsi_qla_host_t *); /* Firmware and flash related functions */ diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c index 2f39e30..02a4d35 100644 --- a/drivers/scsi/qla2xxx/qla_mbx.c +++ b/drivers/scsi/qla2xxx/qla_mbx.c @@ -4111,7 +4111,7 @@ qla82xx_mbx_intr_enable(scsi_qla_host_t *vha) "%s(%ld): entered.\n", __func__, vha->host_no)); memset(mcp, 0, sizeof(mbx_cmd_t)); - mcp->mb[0] = MBC_TOGGLE_INTR; + mcp->mb[0] = MBC_TOGGLE_INTERRUPT; mcp->mb[1] = 1; mcp->out_mb = MBX_1|MBX_0; @@ -4147,7 +4147,7 @@ qla82xx_mbx_intr_disable(scsi_qla_host_t *vha) "%s(%ld): entered.\n", __func__, vha->host_no)); memset(mcp, 0, sizeof(mbx_cmd_t)); - mcp->mb[0] = MBC_TOGGLE_INTR; + mcp->mb[0] = MBC_TOGGLE_INTERRUPT; mcp->mb[1] = 0; mcp->out_mb = MBX_1|MBX_0; diff --git a/drivers/scsi/qla2xxx/qla_nx.c b/drivers/scsi/qla2xxx/qla_nx.c index e3e3ebd..4299df2 100644 --- a/drivers/scsi/qla2xxx/qla_nx.c +++ b/drivers/scsi/qla2xxx/qla_nx.c @@ -797,179 +797,6 @@ qla82xx_pci_mem_write_direct(struct qla_hw_data *ha, return ret; } -int -qla82xx_wrmem(struct qla_hw_data *ha, u64 off, void *data, int size) -{ - int i, j, ret = 0, loop, sz[2], off0; - u32 temp; - u64 off8, mem_crb, tmpw, word[2] = {0, 0}; -#define MAX_CTL_CHECK 1000 - /* - * If not MN, go check for MS or invalid. - */ - if (off >= QLA82XX_ADDR_QDR_NET && off <= QLA82XX_P3_ADDR_QDR_NET_MAX) { - mem_crb = QLA82XX_CRB_QDR_NET; - } else { - mem_crb = QLA82XX_CRB_DDR_NET; - if (qla82xx_pci_mem_bound_check(ha, off, size) == 0) - return qla82xx_pci_mem_write_direct(ha, off, - data, size); - } - - off8 = off & 0xfffffff8; - off0 = off & 0x7; - sz[0] = (size < (8 - off0)) ? size : (8 - off0); - sz[1] = size - sz[0]; - loop = ((off0 + size - 1) >> 3) + 1; - - if ((size != 8) || (off0 != 0)) { - for (i = 0; i < loop; i++) { - if (qla82xx_rdmem(ha, off8 + (i << 3), &word[i], 8)) - return -1; - } - } - - switch (size) { - case 1: - tmpw = *((u8 *)data); - break; - case 2: - tmpw = *((u16 *)data); - break; - case 4: - tmpw = *((u32 *)data); - break; - case 8: - default: - tmpw = *((u64 *)data); - break; - } - - word[0] &= ~((~(~0ULL << (sz[0] * 8))) << (off0 * 8)); - word[0] |= tmpw << (off0 * 8); - - if (loop == 2) { - word[1] &= ~(~0ULL << (sz[1] * 8)); - word[1] |= tmpw >> (sz[0] * 8); - } - - for (i = 0; i < loop; i++) { - temp = off8 + (i << 3); - qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_ADDR_LO, temp); - temp = 0; - qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_ADDR_HI, temp); - temp = word[i] & 0xffffffff; - qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_WRDATA_LO, temp); - temp = (word[i] >> 32) & 0xffffffff; - qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_WRDATA_HI, temp); - temp = MIU_TA_CTL_ENABLE | MIU_TA_CTL_WRITE; - qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_CTRL, temp); - temp = MIU_TA_CTL_START | MIU_TA_CTL_ENABLE | MIU_TA_CTL_WRITE; - qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_CTRL, temp); - - for (j = 0; j < MAX_CTL_CHECK; j++) { - temp = qla82xx_rd_32(ha, mem_crb + MIU_TEST_AGT_CTRL); - if ((temp & MIU_TA_CTL_BUSY) == 0) - break; - } - - if (j >= MAX_CTL_CHECK) { - qla_printk(KERN_WARNING, ha, - "%s: Fail to write through agent\n", - QLA2XXX_DRIVER_NAME); - ret = -1; - break; - } - } - return ret; -} - -int -qla82xx_rdmem(struct qla_hw_data *ha, u64 off, void *data, int size) -{ - int i, j = 0, k, start, end, loop, sz[2], off0[2]; - u32 temp; - u64 off8, val, mem_crb, word[2] = {0, 0}; -#define MAX_CTL_CHECK 1000 - - /* - * If not MN, go check for MS or invalid. - */ - if (off >= QLA82XX_ADDR_QDR_NET && off <= QLA82XX_P3_ADDR_QDR_NET_MAX) - mem_crb = QLA82XX_CRB_QDR_NET; - else { - mem_crb = QLA82XX_CRB_DDR_NET; - if (qla82xx_pci_mem_bound_check(ha, off, size) == 0) - return qla82xx_pci_mem_read_direct(ha, off, - data, size); - } - - off8 = off & 0xfffffff8; - off0[0] = off & 0x7; - off0[1] = 0; - sz[0] = (size < (8 - off0[0])) ? size : (8 - off0[0]); - sz[1] = size - sz[0]; - loop = ((off0[0] + size - 1) >> 3) + 1; - - for (i = 0; i < loop; i++) { - temp = off8 + (i << 3); - qla82xx_wr_32(ha, mem_crb + MIU_TEST_AGT_ADDR_LO, temp); - temp = 0; - qla82xx_wr_32(ha, mem_crb + MIU_TEST_AGT_ADDR_HI, temp); - temp = MIU_TA_CTL_ENABLE; - qla82xx_wr_32(ha, mem_crb + MIU_TEST_AGT_CTRL, temp); - temp = MIU_TA_CTL_START | MIU_TA_CTL_ENABLE; - qla82xx_wr_32(ha, mem_crb + MIU_TEST_AGT_CTRL, temp); - - for (j = 0; j < MAX_CTL_CHECK; j++) { - temp = qla82xx_rd_32(ha, mem_crb + MIU_TEST_AGT_CTRL); - if ((temp & MIU_TA_CTL_BUSY) == 0) - break; - } - - if (j >= MAX_CTL_CHECK) { - qla_printk(KERN_INFO, ha, - "%s: Fail to read through agent\n", - QLA2XXX_DRIVER_NAME); - break; - } - - start = off0[i] >> 2; - end = (off0[i] + sz[i] - 1) >> 2; - for (k = start; k <= end; k++) { - temp = qla82xx_rd_32(ha, - mem_crb + MIU_TEST_AGT_RDDATA(k)); - word[i] |= ((u64)temp << (32 * k)); - } - } - - if (j >= MAX_CTL_CHECK) - return -1; - - if (sz[0] == 8) { - val = word[0]; - } else { - val = ((word[0] >> (off0[0] * 8)) & (~(~0ULL << (sz[0] * 8)))) | - ((word[1] & (~(~0ULL << (sz[1] * 8)))) << (sz[0] * 8)); - } - - switch (size) { - case 1: - *(u8 *)data = val; - break; - case 2: - *(u16 *)data = val; - break; - case 4: - *(u32 *)data = val; - break; - case 8: - *(u64 *)data = val; - break; - } - return 0; -} - #define MTU_FUDGE_FACTOR 100 unsigned long qla82xx_decode_crb_addr(unsigned long addr) { @@ -1347,11 +1174,6 @@ int qla82xx_pinit_from_rom(scsi_qla_host_t *vha) continue; } - if (off == (QLA82XX_CRB_PEG_NET_1 + 0x18)) { - if (!QLA82XX_IS_REVISION_P3PLUS(ha->chip_revision)) - buf[i].data = 0x1020; - } - qla82xx_wr_32(ha, off, buf[i].data); /* ISP requires much bigger delay to settle down, @@ -1429,12 +1251,8 @@ qla82xx_fw_load_from_flash(struct qla_hw_data *ha) } udelay(100); read_lock(&ha->hw_lock); - if (QLA82XX_IS_REVISION_P3PLUS(ha->chip_revision)) { - qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_0 + 0x18, 0x1020); - qla82xx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0x80001e); - } else { - qla82xx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0x80001d); - } + qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_0 + 0x18, 0x1020); + qla82xx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0x80001e); read_unlock(&ha->hw_lock); return 0; } @@ -1461,17 +1279,10 @@ qla82xx_pci_mem_read_2M(struct qla_hw_data *ha, off, data, size); } - if (QLA82XX_IS_REVISION_P3PLUS(ha->chip_revision)) { - off8 = off & 0xfffffff0; - off0[0] = off & 0xf; - sz[0] = (size < (16 - off0[0])) ? size : (16 - off0[0]); - shift_amount = 4; - } else { - off8 = off & 0xfffffff8; - off0[0] = off & 0x7; - sz[0] = (size < (8 - off0[0])) ? size : (8 - off0[0]); - shift_amount = 4; - } + off8 = off & 0xfffffff0; + off0[0] = off & 0xf; + sz[0] = (size < (16 - off0[0])) ? size : (16 - off0[0]); + shift_amount = 4; loop = ((off0[0] + size - 1) >> shift_amount) + 1; off0[1] = 0; sz[1] = size - sz[0]; @@ -1551,7 +1362,7 @@ qla82xx_pci_mem_write_2M(struct qla_hw_data *ha, u64 off, void *data, int size) { int i, j, ret = 0, loop, sz[2], off0; - int scale, shift_amount, p3p, startword; + int scale, shift_amount, startword; uint32_t temp; uint64_t off8, mem_crb, tmpw, word[2] = {0, 0}; @@ -1571,28 +1382,16 @@ qla82xx_pci_mem_write_2M(struct qla_hw_data *ha, sz[0] = (size < (8 - off0)) ? size : (8 - off0); sz[1] = size - sz[0]; - if (QLA82XX_IS_REVISION_P3PLUS(ha->chip_revision)) { - off8 = off & 0xfffffff0; - loop = (((off & 0xf) + size - 1) >> 4) + 1; - shift_amount = 4; - scale = 2; - p3p = 1; - startword = (off & 0xf)/8; - } else { - off8 = off & 0xfffffff8; - loop = ((off0 + size - 1) >> 3) + 1; - shift_amount = 3; - scale = 1; - p3p = 0; - startword = 0; - } - - if (p3p || (size != 8) || (off0 != 0)) { - for (i = 0; i < loop; i++) { - if (qla82xx_pci_mem_read_2M(ha, off8 + - (i << shift_amount), &word[i * scale], 8)) - return -1; - } + off8 = off & 0xfffffff0; + loop = (((off & 0xf) + size - 1) >> 4) + 1; + shift_amount = 4; + scale = 2; + startword = (off & 0xf)/8; + + for (i = 0; i < loop; i++) { + if (qla82xx_pci_mem_read_2M(ha, off8 + + (i << shift_amount), &word[i * scale], 8)) + return -1; } switch (size) { @@ -1611,26 +1410,16 @@ qla82xx_pci_mem_write_2M(struct qla_hw_data *ha, break; } - if (QLA82XX_IS_REVISION_P3PLUS(ha->chip_revision)) { - if (sz[0] == 8) { - word[startword] = tmpw; - } else { - word[startword] &= - ~((~(~0ULL << (sz[0] * 8))) << (off0 * 8)); - word[startword] |= tmpw << (off0 * 8); - } - if (sz[1] != 0) { - word[startword+1] &= ~(~0ULL << (sz[1] * 8)); - word[startword+1] |= tmpw >> (sz[0] * 8); - } + if (sz[0] == 8) { + word[startword] = tmpw; } else { - word[startword] &= ~((~(~0ULL << (sz[0] * 8))) << (off0 * 8)); + word[startword] &= + ~((~(~0ULL << (sz[0] * 8))) << (off0 * 8)); word[startword] |= tmpw << (off0 * 8); - - if (loop == 2) { - word[1] &= ~(~0ULL << (sz[1] * 8)); - word[1] |= tmpw >> (sz[0] * 8); - } + } + if (sz[1] != 0) { + word[startword+1] &= ~(~0ULL << (sz[1] * 8)); + word[startword+1] |= tmpw >> (sz[0] * 8); } /* @@ -1647,14 +1436,12 @@ qla82xx_pci_mem_write_2M(struct qla_hw_data *ha, qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_WRDATA_LO, temp); temp = (word[i * scale] >> 32) & 0xffffffff; qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_WRDATA_HI, temp); - if (QLA82XX_IS_REVISION_P3PLUS(ha->chip_revision)) { - temp = word[i*scale + 1] & 0xffffffff; - qla82xx_wr_32(ha, mem_crb + - MIU_TEST_AGT_WRDATA_UPPER_LO, temp); - temp = (word[i*scale + 1] >> 32) & 0xffffffff; - qla82xx_wr_32(ha, mem_crb + - MIU_TEST_AGT_WRDATA_UPPER_HI, temp); - } + temp = word[i*scale + 1] & 0xffffffff; + qla82xx_wr_32(ha, mem_crb + + MIU_TEST_AGT_WRDATA_UPPER_LO, temp); + temp = (word[i*scale + 1] >> 32) & 0xffffffff; + qla82xx_wr_32(ha, mem_crb + + MIU_TEST_AGT_WRDATA_UPPER_HI, temp); temp = MIU_TA_CTL_ENABLE | MIU_TA_CTL_WRITE; qla82xx_wr_32(ha, mem_crb + MIU_TEST_AGT_CTRL, temp); @@ -1804,22 +1591,6 @@ int qla82xx_pci_region_offset(struct pci_dev *pdev, int region) return val; } -int qla82xx_pci_region_len(struct pci_dev *pdev, int region) -{ - unsigned long val = 0; - u32 control; - switch (region) { - case 0: - pci_read_config_dword(pdev, QLA82XX_PCI_REG_MSIX_TBL, &control); - val = control; - break; - case 1: - val = pci_resource_len(pdev, 0) - - qla82xx_pci_region_offset(pdev, 1); - break; - } - return val; -} int qla82xx_iospace_config(struct qla_hw_data *ha) @@ -1941,12 +1712,6 @@ void qla82xx_config_rings(struct scsi_qla_host *vha) icb->response_q_address[0] = cpu_to_le32(LSD(rsp->dma)); icb->response_q_address[1] = cpu_to_le32(MSD(rsp->dma)); - icb->version = 1; - icb->frame_payload_size = 2112; - icb->execution_throttle = 8; - icb->exchange_count = 128; - icb->login_retry_count = 8; - WRT_REG_DWORD((unsigned long __iomem *)®->req_q_out[0], 0); WRT_REG_DWORD((unsigned long __iomem *)®->rsp_q_in[0], 0); WRT_REG_DWORD((unsigned long __iomem *)®->rsp_q_out[0], 0); @@ -1999,11 +1764,8 @@ int qla82xx_fw_load_from_blob(struct qla_hw_data *ha) qla82xx_wr_32(ha, QLA82XX_CAM_RAM(0x1fc), QLA82XX_BDINFO_MAGIC); read_lock(&ha->hw_lock); - if (QLA82XX_IS_REVISION_P3PLUS(ha->chip_revision)) { - qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_0 + 0x18, 0x1020); - qla82xx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0x80001e); - } else - qla82xx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0x80001d); + qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_0 + 0x18, 0x1020); + qla82xx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0x80001e); read_unlock(&ha->hw_lock); return 0; } @@ -2256,8 +2018,6 @@ qla82xx_intr_handler(int irq, void *dev_id) if (RD_REG_DWORD(®->host_int)) { stat = RD_REG_DWORD(®->host_status); - if ((stat & HSRX_RISC_INT) == 0) - break; switch (stat & 0xff) { case 0x1: @@ -2332,8 +2092,6 @@ qla82xx_msix_default(int irq, void *dev_id) do { if (RD_REG_DWORD(®->host_int)) { stat = RD_REG_DWORD(®->host_status); - if ((stat & HSRX_RISC_INT) == 0) - break; switch (stat & 0xff) { case 0x1: @@ -2583,12 +2341,6 @@ int qla82xx_load_fw(scsi_qla_host_t *vha) struct fw_blob *blob; struct qla_hw_data *ha = vha->hw; - /* Put both the PEG CMD and RCV PEG to default state - * of 0 before resetting the hardware - */ - qla82xx_wr_32(ha, CRB_CMDPEG_STATE, 0); - qla82xx_wr_32(ha, CRB_RCVPEG_STATE, 0); - if (qla82xx_pinit_from_rom(vha) != QLA_SUCCESS) { qla_printk(KERN_ERR, ha, "%s: Error during CRB Initialization\n", __func__); @@ -2669,6 +2421,12 @@ qla82xx_start_firmware(scsi_qla_host_t *vha) /* scrub dma mask expansion register */ qla82xx_wr_32(ha, CRB_DMA_SHIFT, 0x55555555); + /* Put both the PEG CMD and RCV PEG to default state + * of 0 before resetting the hardware + */ + qla82xx_wr_32(ha, CRB_CMDPEG_STATE, 0); + qla82xx_wr_32(ha, CRB_RCVPEG_STATE, 0); + /* Overwrite stale initialization register values */ qla82xx_wr_32(ha, QLA82XX_PEG_HALT_STATUS1, 0); qla82xx_wr_32(ha, QLA82XX_PEG_HALT_STATUS2, 0); diff --git a/drivers/scsi/qla2xxx/qla_nx.h b/drivers/scsi/qla2xxx/qla_nx.h index 9a9127e..420e077 100644 --- a/drivers/scsi/qla2xxx/qla_nx.h +++ b/drivers/scsi/qla2xxx/qla_nx.h @@ -816,7 +816,6 @@ struct qla82xx_uri_data_desc{ #define QLA82XX_FLASH_ROMIMAGE 4 #define QLA82XX_UNKNOWN_ROMIMAGE 0xff -#define QLA82XX_IS_REVISION_P3PLUS(_rev_) ((_rev_) >= 0x50) #define MIU_TEST_AGT_WRDATA_UPPER_LO (0x0b0) #define MIU_TEST_AGT_WRDATA_UPPER_HI (0x0b4) @@ -887,7 +886,7 @@ struct ct6_dsd { struct list_head dsd_list; }; -#define MBC_TOGGLE_INTR 0x10 +#define MBC_TOGGLE_INTERRUPT 0x10 /* Flash offset */ #define FLT_REG_BOOTLOAD_82XX 0x72 -- 2.7.4