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bnxt_en: Refactor TX ring allocation logic

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Add a new bnxt_hwrm_tx_ring_alloc() function to handle allocating
a transmit ring.  This will be useful later in the series.

Reviewed-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
Reviewed-by: Michal Swiatkowski <michal.swiatkowski@linux.intel.com>
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Link: https://patch.msgid.link/20250213011240.1640031-4-michael.chan@broadcom.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Michael Chan 2025-02-12 17:12:31 -08:00 committed by Jakub Kicinski
parent 0fed290525
commit e6ec504856
1 changed files with 15 additions and 7 deletions
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22
drivers/net/ethernet/broadcom/bnxt/bnxt.c
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@ -7218,6 +7218,20 @@ static int bnxt_hwrm_cp_ring_alloc_p5(struct bnxt *bp,
return 0;
}
static int bnxt_hwrm_tx_ring_alloc(struct bnxt *bp,
struct bnxt_tx_ring_info *txr, u32 tx_idx)
{
struct bnxt_ring_struct *ring = &txr->tx_ring_struct;
const u32 type = HWRM_RING_ALLOC_TX;
int rc;
rc = hwrm_ring_alloc_send_msg(bp, ring, type, tx_idx);
if (rc)
return rc;
bnxt_set_db(bp, &txr->tx_db, type, tx_idx, ring->fw_ring_id);
return 0;
}
static int bnxt_hwrm_ring_alloc(struct bnxt *bp)
{
bool agg_rings = !!(bp->flags & BNXT_FLAG_AGG_RINGS);
@ -7254,23 +7268,17 @@ static int bnxt_hwrm_ring_alloc(struct bnxt *bp)
}
}
type = HWRM_RING_ALLOC_TX;
for (i = 0; i < bp->tx_nr_rings; i++) {
struct bnxt_tx_ring_info *txr = &bp->tx_ring[i];
struct bnxt_ring_struct *ring;
u32 map_idx;
if (bp->flags & BNXT_FLAG_CHIP_P5_PLUS) {
rc = bnxt_hwrm_cp_ring_alloc_p5(bp, txr->tx_cpr);
if (rc)
goto err_out;
}
ring = &txr->tx_ring_struct;
map_idx = i;
rc = hwrm_ring_alloc_send_msg(bp, ring, type, map_idx);
rc = bnxt_hwrm_tx_ring_alloc(bp, txr, i);
if (rc)
goto err_out;
bnxt_set_db(bp, &txr->tx_db, type, map_idx, ring->fw_ring_id);
}
for (i = 0; i < bp->rx_nr_rings; i++) {