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authorVladislav Zolotarov <vladz@broadcom.com>2010-12-13 08:44:18 +0300
committerDavid S. Miller <davem@davemloft.net>2010-12-17 00:15:55 +0300
commite4901dde12d92b70dd13fa8b3bbc9df7a6129aab (patch)
treeda436a7a43cf5f212485cc9691592d90e01478db /drivers/net/bnx2x/bnx2x_main.c
parent8307fa3e86a83924dd7f8310ce1e051f34986fe8 (diff)
downloadlinux-e4901dde12d92b70dd13fa8b3bbc9df7a6129aab.tar.xz
bnx2x: add DCB support
Adding DCB initialization and handling on 57712 FW/HW Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com> Signed-off-by: Shmulik Ravid-Rabinovitz <shmulikr@broadcom.com> Signed-off-by: Eilon Greenstein <eilong@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/bnx2x/bnx2x_main.c')
-rw-r--r--drivers/net/bnx2x/bnx2x_main.c24
1 files changed, 22 insertions, 2 deletions
diff --git a/drivers/net/bnx2x/bnx2x_main.c b/drivers/net/bnx2x/bnx2x_main.c
index 563b2cb8e544..bdc3fc26b31a 100644
--- a/drivers/net/bnx2x/bnx2x_main.c
+++ b/drivers/net/bnx2x/bnx2x_main.c
@@ -55,6 +55,7 @@
#include "bnx2x_init.h"
#include "bnx2x_init_ops.h"
#include "bnx2x_cmn.h"
+#include "bnx2x_dcb.h"
#include <linux/firmware.h>
#include "bnx2x_fw_file_hdr.h"
@@ -3105,6 +3106,11 @@ static inline void bnx2x_attn_int_deasserted3(struct bnx2x *bp, u32 attn)
if ((bp->port.pmf == 0) && (val & DRV_STATUS_PMF))
bnx2x_pmf_update(bp);
+ if (bp->port.pmf &&
+ (val & DRV_STATUS_DCBX_NEGOTIATION_RESULTS))
+ /* start dcbx state machine */
+ bnx2x_dcbx_set_params(bp,
+ BNX2X_DCBX_STATE_NEG_RECEIVED);
} else if (attn & BNX2X_MC_ASSERT_BITS) {
BNX2X_ERR("MC assert!\n");
@@ -3724,6 +3730,15 @@ static void bnx2x_eq_int(struct bnx2x *bp)
BNX2X_FP_STATE_CLOSED;
goto next_spqe;
+
+ case EVENT_RING_OPCODE_STOP_TRAFFIC:
+ DP(NETIF_MSG_IFUP, "got STOP TRAFFIC\n");
+ bnx2x_dcbx_set_params(bp, BNX2X_DCBX_STATE_TX_PAUSED);
+ goto next_spqe;
+ case EVENT_RING_OPCODE_START_TRAFFIC:
+ DP(NETIF_MSG_IFUP, "got START TRAFFIC\n");
+ bnx2x_dcbx_set_params(bp, BNX2X_DCBX_STATE_TX_RELEASED);
+ goto next_spqe;
}
switch (opcode | bp->state) {
@@ -4363,6 +4378,7 @@ static void bnx2x_init_internal_common(struct bnx2x *bp)
static void bnx2x_init_internal_port(struct bnx2x *bp)
{
/* port */
+ bnx2x_dcb_init_intmem_pfc(bp);
}
static void bnx2x_init_internal(struct bnx2x *bp, u32 load_code)
@@ -5488,8 +5504,10 @@ static int bnx2x_init_hw_port(struct bnx2x *bp)
* - SF mode: bits 3-7 are masked. only bits 0-2 are in use
* - MF mode: bit 3 is masked. bits 0-2 are in use as in SF
* bits 4-7 are used for "per vn group attention" */
- REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4,
- (IS_MF(bp) ? 0xF7 : 0x7));
+ val = IS_MF(bp) ? 0xF7 : 0x7;
+ /* Enable DCBX attention for all but E1 */
+ val |= CHIP_IS_E1(bp) ? 0 : 0x10;
+ REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, val);
bnx2x_init_block(bp, PXPCS_BLOCK, init_stage);
bnx2x_init_block(bp, EMAC0_BLOCK, init_stage);
@@ -8775,6 +8793,8 @@ static int __devinit bnx2x_init_bp(struct bnx2x *bp)
bp->timer.data = (unsigned long) bp;
bp->timer.function = bnx2x_timer;
+ bnx2x_dcbx_init_params(bp);
+
return rc;
}