diff options
| author | Michael Chan <michael.chan@broadcom.com> | 2023-11-13 16:16:17 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2023-11-15 10:07:40 +0000 |
| commit | 0589a1ed4d334c156110f7f42ad7c39a02761438 (patch) | |
| tree | 0ce80f60bbf6fea82d3034de3d1c5db4f67b9c6e /drivers/net/ethernet/broadcom/bnxt/bnxt.h | |
| parent | 877edb347323b669c5c9511cc9e097e1192dd31b (diff) | |
bnxt_en: Support up to 8 TX rings per MSIX
For each mqprio TC, we allocate a set of TX rings to map to the new
hardware CoS queue. Expand the tx_ring pointer in struct bnxt_napi
to an array of 8 to support up to 8 TX rings, one for each TC.
Only array entry 0 is used at this time. The rest of the array
entries will be used in later patches.
Reviewed-by: Andy Gospodarek <andrew.gospodarek@broadcom.com>
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/broadcom/bnxt/bnxt.h')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt.h | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h index 430538844178..2028233c0561 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h @@ -1046,6 +1046,14 @@ struct bnxt_cp_ring_info { struct bnxt_cp_ring_info *cp_ring_arr; }; +#define BNXT_MAX_QUEUE 8 +#define BNXT_MAX_TXR_PER_NAPI BNXT_MAX_QUEUE + +#define bnxt_for_each_napi_tx(iter, bnapi, txr) \ + for (iter = 0, txr = (bnapi)->tx_ring[0]; txr; \ + txr = (iter < BNXT_MAX_TXR_PER_NAPI - 1) ? \ + (bnapi)->tx_ring[++iter] : NULL) + struct bnxt_napi { struct napi_struct napi; struct bnxt *bp; @@ -1053,7 +1061,7 @@ struct bnxt_napi { int index; struct bnxt_cp_ring_info cp_ring; struct bnxt_rx_ring_info *rx_ring; - struct bnxt_tx_ring_info *tx_ring; + struct bnxt_tx_ring_info *tx_ring[BNXT_MAX_TXR_PER_NAPI]; void (*tx_int)(struct bnxt *, struct bnxt_napi *, int budget); @@ -1391,8 +1399,6 @@ struct bnxt_link_info { (PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE74_DISABLE | \ BNXT_FEC_RS_OFF(link_info)) -#define BNXT_MAX_QUEUE 8 - struct bnxt_queue_info { u8 queue_id; u8 queue_profile; |