if (bp->link_vars.link_up) {
+ /* dropless flow control */
+ if (CHIP_IS_E1H(bp)) {
+ int port = BP_PORT(bp);
+ u32 pause_enabled = 0;
+
+ if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX)
+ pause_enabled = 1;
+
+ REG_WR(bp, BAR_USTRORM_INTMEM +
+ USTORM_PAUSE_ENABLED_OFFSET(port),
+ pause_enabled);
+ }
+
if (bp->link_vars.mac_type == MAC_TYPE_BMAC) {
struct host_port_stats *pstats;
max_agg_size);
}
+ /* dropless flow control */
+ if (CHIP_IS_E1H(bp)) {
+ struct ustorm_eth_rx_pause_data_e1h rx_pause = {0};
+
+ rx_pause.bd_thr_low = 250;
+ rx_pause.cqe_thr_low = 250;
+ rx_pause.cos = 1;
+ rx_pause.sge_thr_low = 0;
+ rx_pause.bd_thr_high = 350;
+ rx_pause.cqe_thr_high = 350;
+ rx_pause.sge_thr_high = 0;
+
+ for_each_rx_queue(bp, i) {
+ struct bnx2x_fastpath *fp = &bp->fp[i];
+
+ if (!fp->disable_tpa) {
+ rx_pause.sge_thr_low = 150;
+ rx_pause.sge_thr_high = 250;
+ }
+
+
+ offset = BAR_USTRORM_INTMEM +
+ USTORM_ETH_RING_PAUSE_DATA_OFFSET(port,
+ fp->cl_id);
+ for (j = 0;
+ j < sizeof(struct ustorm_eth_rx_pause_data_e1h)/4;
+ j++)
+ REG_WR(bp, offset + j*4,
+ ((u32 *)&rx_pause)[j]);
+ }
+ }
+
memset(&(bp->cmng), 0, sizeof(struct cmng_struct_per_port));
/* Init rate shaping and fairness contexts */
}
bnx2x_init_block(bp, BRB1_COMMON_START, BRB1_COMMON_END);
- if (CHIP_REV_IS_SLOW(bp)) {
- /* fix for emulation and FPGA for no pause */
- REG_WR(bp, BRB1_REG_PAUSE_HIGH_THRESHOLD_0, 513);
- REG_WR(bp, BRB1_REG_PAUSE_HIGH_THRESHOLD_1, 513);
- REG_WR(bp, BRB1_REG_PAUSE_LOW_THRESHOLD_0, 0);
- REG_WR(bp, BRB1_REG_PAUSE_LOW_THRESHOLD_1, 0);
- }
-
bnx2x_init_block(bp, PRS_COMMON_START, PRS_COMMON_END);
REG_WR(bp, PRS_REG_A_PRSU_20, 0xf);
/* set NIC mode */
static int bnx2x_init_port(struct bnx2x *bp)
{
int port = BP_PORT(bp);
+ u32 low, high;
u32 val;
DP(BNX2X_MSG_MCP, "starting port init port %x\n", port);
func ? TIMERS_PORT1_END : TIMERS_PORT0_END);
#endif
/* Port DQ comes here */
- /* Port BRB1 comes here */
+
+ bnx2x_init_block(bp, (port ? BRB1_PORT1_START : BRB1_PORT0_START),
+ (port ? BRB1_PORT1_END : BRB1_PORT0_END));
+ if (CHIP_REV_IS_SLOW(bp) && !CHIP_IS_E1H(bp)) {
+ /* no pause for emulation and FPGA */
+ low = 0;
+ high = 513;
+ } else {
+ if (IS_E1HMF(bp))
+ low = ((bp->flags & ONE_PORT_FLAG) ? 160 : 246);
+ else if (bp->dev->mtu > 4096) {
+ if (bp->flags & ONE_PORT_FLAG)
+ low = 160;
+ else {
+ val = bp->dev->mtu;
+ /* (24*1024 + val*4)/256 */
+ low = 96 + (val/64) + ((val % 64) ? 1 : 0);
+ }
+ } else
+ low = ((bp->flags & ONE_PORT_FLAG) ? 80 : 160);
+ high = low + 56; /* 14*1024/256 */
+ }
+ REG_WR(bp, BRB1_REG_PAUSE_LOW_THRESHOLD_0 + port*4, low);
+ REG_WR(bp, BRB1_REG_PAUSE_HIGH_THRESHOLD_0 + port*4, high);
+
+
/* Port PRS comes here */
/* Port TSDM comes here */
/* Port CSDM comes here */
REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK_MF + port*4,
(IS_E1HMF(bp) ? 0x1 : 0x2));
+ /* support pause requests from USDM, TSDM and BRB */
+ REG_WR(bp, NIG_REG_LLFC_EGRESS_SRC_ENABLE_0 + port*4, 0x7);
+
+ {
+ REG_WR(bp, NIG_REG_LLFC_ENABLE_0 + port*4, 0);
+ REG_WR(bp, NIG_REG_LLFC_OUT_EN_0 + port*4, 0);
+ REG_WR(bp, NIG_REG_PAUSE_ENABLE_0 + port*4, 1);
+ }
}
/* Port MCP comes here */
bp->link_params.chip_id = bp->common.chip_id;
BNX2X_DEV_INFO("chip ID is 0x%x\n", id);
+ val = (REG_RD(bp, 0x2874) & 0x55);
+ if ((bp->common.chip_id & 0x1) ||
+ (CHIP_IS_E1(bp) && val) || (CHIP_IS_E1H(bp) && (val == 0x55))) {
+ bp->flags |= ONE_PORT_FLAG;
+ BNX2X_DEV_INFO("single port device\n");
+ }
+
val = REG_RD(bp, MCP_REG_MCPR_NVM_CFG4);
bp->common.flash_size = (NVRAM_1MB_SIZE <<
(val & MCPR_NVM_CFG4_FLASH_SIZE));
address BRB1_IND_FREE_LIST_PRS_CRDT+1 initialize free tail. At address
BRB1_IND_FREE_LIST_PRS_CRDT+2 initialize parser initial credit. */
#define BRB1_REG_FREE_LIST_PRS_CRDT 0x60200
+/* [RW 10] The number of free blocks above which the High_llfc signal to
+ interface #n is de-asserted. */
+#define BRB1_REG_HIGH_LLFC_HIGH_THRESHOLD_0 0x6014c
+/* [RW 10] The number of free blocks below which the High_llfc signal to
+ interface #n is asserted. */
+#define BRB1_REG_HIGH_LLFC_LOW_THRESHOLD_0 0x6013c
/* [RW 23] LL RAM data. */
#define BRB1_REG_LL_RAM 0x61000
+/* [RW 10] The number of free blocks above which the Low_llfc signal to
+ interface #n is de-asserted. */
+#define BRB1_REG_LOW_LLFC_HIGH_THRESHOLD_0 0x6016c
+/* [RW 10] The number of free blocks below which the Low_llfc signal to
+ interface #n is asserted. */
+#define BRB1_REG_LOW_LLFC_LOW_THRESHOLD_0 0x6015c
/* [R 24] The number of full blocks. */
#define BRB1_REG_NUM_OF_FULL_BLOCKS 0x60090
/* [ST 32] The number of cycles that the write_full signal towards MAC #0
/* [RW 4] led mode for port0: 0 MAC; 1-3 PHY1; 4 MAC2; 5-7 PHY4; 8-MAC3;
9-11PHY7; 12 MAC4; 13-15 PHY10; */
#define NIG_REG_LED_MODE_P0 0x102f0
+/* [RW 3] for port0 enable for llfc ppp and pause. b0 - brb1 enable; b1-
+ tsdm enable; b2- usdm enable */
+#define NIG_REG_LLFC_EGRESS_SRC_ENABLE_0 0x16070
+/* [RW 1] SAFC enable for port0. This register may get 1 only when
+ ~ppp_enable.ppp_enable = 0 and pause_enable.pause_enable =0 for the same
+ port */
+#define NIG_REG_LLFC_ENABLE_0 0x16208
+/* [RW 16] classes are high-priority for port0 */
+#define NIG_REG_LLFC_HIGH_PRIORITY_CLASSES_0 0x16058
+/* [RW 16] classes are low-priority for port0 */
+#define NIG_REG_LLFC_LOW_PRIORITY_CLASSES_0 0x16060
+/* [RW 1] Output enable of message to LLFC BMAC IF for port0 */
+#define NIG_REG_LLFC_OUT_EN_0 0x160c8
#define NIG_REG_LLH0_ACPI_PAT_0_CRC 0x1015c
#define NIG_REG_LLH0_ACPI_PAT_6_LEN 0x10154
#define NIG_REG_LLH0_BRB1_DRV_MASK 0x10244
#define NIG_REG_NIG_INT_STS_1 0x103c0
/* [R 32] Parity register #0 read */
#define NIG_REG_NIG_PRTY_STS 0x103d0
+/* [RW 1] Pause enable for port0. This register may get 1 only when
+ ~safc_enable.safc_enable = 0 and ppp_enable.ppp_enable =0 for the same
+ port */
+#define NIG_REG_PAUSE_ENABLE_0 0x160c0
/* [RW 1] Input enable for RX PBF LP IF */
#define NIG_REG_PBF_LB_IN_EN 0x100b4
/* [RW 1] Value of this register will be transmitted to port swap when
projects / platform / upstream / kernel-adaptation-pc.git / commitdiff