diff options
| author | Michael Chan <michael.chan@broadcom.com> | 2024-03-26 01:28:59 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2024-03-29 08:34:41 +0300 |
| commit | 77a614f7499edd47549f31730f50cb043b699a8b (patch) | |
| tree | 3166b5fbd91326fec4beac27810b4fe6662ef9aa /drivers | |
| parent | 0895926f725ac6e4d163eb4b964199a5e81fbf40 (diff) | |
| download | linux-77a614f7499edd47549f31730f50cb043b699a8b.tar.xz | |
bnxt_en: Refactor bnxt_set_rxfh()
Add a new bnxt_modify_rss() function to modify the RSS key and RSS
indirection table. The new function can modify the parameters for
the default context or additional contexts.
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Link: https://lore.kernel.org/r/20240325222902.220712-10-michael.chan@broadcom.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c | 40 |
1 files changed, 27 insertions, 13 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c index 771833b1900d..7f57198f5834 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c @@ -1778,6 +1778,32 @@ static int bnxt_get_rxfh(struct net_device *dev, return 0; } +static void bnxt_modify_rss(struct bnxt *bp, struct bnxt_rss_ctx *rss_ctx, + struct ethtool_rxfh_param *rxfh) +{ + if (rxfh->key) { + if (rss_ctx) { + memcpy(rss_ctx->vnic.rss_hash_key, rxfh->key, + HW_HASH_KEY_SIZE); + } else { + memcpy(bp->rss_hash_key, rxfh->key, HW_HASH_KEY_SIZE); + bp->rss_hash_key_updated = true; + } + } + if (rxfh->indir) { + u32 i, pad, tbl_size = bnxt_get_rxfh_indir_size(bp->dev); + u16 *indir_tbl = bp->rss_indir_tbl; + + if (rss_ctx) + indir_tbl = rss_ctx->rss_indir_tbl; + for (i = 0; i < tbl_size; i++) + indir_tbl[i] = rxfh->indir[i]; + pad = bp->rss_indir_tbl_entries - tbl_size; + if (pad) + memset(&bp->rss_indir_tbl[i], 0, pad * sizeof(u16)); + } +} + static int bnxt_set_rxfh(struct net_device *dev, struct ethtool_rxfh_param *rxfh, struct netlink_ext_ack *extack) @@ -1788,20 +1814,8 @@ static int bnxt_set_rxfh(struct net_device *dev, if (rxfh->hfunc && rxfh->hfunc != ETH_RSS_HASH_TOP) return -EOPNOTSUPP; - if (rxfh->key) { - memcpy(bp->rss_hash_key, rxfh->key, HW_HASH_KEY_SIZE); - bp->rss_hash_key_updated = true; - } - - if (rxfh->indir) { - u32 i, pad, tbl_size = bnxt_get_rxfh_indir_size(dev); + bnxt_modify_rss(bp, NULL, rxfh); - for (i = 0; i < tbl_size; i++) - bp->rss_indir_tbl[i] = rxfh->indir[i]; - pad = bp->rss_indir_tbl_entries - tbl_size; - if (pad) - memset(&bp->rss_indir_tbl[i], 0, pad * sizeof(u16)); - } bnxt_clear_usr_fltrs(bp, false); if (netif_running(bp->dev)) { bnxt_close_nic(bp, false, false); |