[BNX2]: Add support for a new tx ring.

To separate TX IRQs into a different MSIX vector, we need to
support a new tx ring.  The original tx ring will still be used
when not using MSIX.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/net/bnx2.h b/drivers/net/bnx2.h
index d71ceb6c176f..68fb5904f75c 100644
--- a/drivers/net/bnx2.h
+++ b/drivers/net/bnx2.h
@@ -6529,6 +6529,9 @@ struct flash_spec {
 
 #define BNX2_MAX_MSIX_HW_VEC    9
 #define BNX2_MAX_MSIX_VEC       1
+#define BNX2_BASE_VEC           0
+#define BNX2_TX_VEC             1
+#define BNX2_TX_INT_NUM (BNX2_TX_VEC << BNX2_PCICFG_INT_ACK_CMD_INT_NUM_SHIFT)
 
 struct bnx2_irq {
         irq_handler_t   handler;
@@ -6541,6 +6544,7 @@ struct bnx2_napi {
         struct napi_struct      napi            ____cacheline_aligned;
         struct bnx2             *bp;
         struct status_block     *status_blk;
+        struct status_block_msix        *status_blk_msix;
         u32                     last_status_idx;
         u32                     int_num;
 
@@ -6583,6 +6587,7 @@ struct bnx2 {
 
         u32             tx_prod_bseq __attribute__((aligned(L1_CACHE_BYTES)));
         u16             tx_prod;
+        u8              tx_vec;
         u32             tx_bidx_addr;
         u32             tx_bseq_addr;