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Message-ID: <20240702234757.4188344-11-kuba@kernel.org>
Date: Tue, 2 Jul 2024 16:47:55 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: davem@...emloft.net
Cc: netdev@...r.kernel.org,
edumazet@...gle.com,
pabeni@...hat.com,
ecree.xilinx@...il.com,
michael.chan@...adcom.com,
Jakub Kicinski <kuba@...nel.org>
Subject: [PATCH net-next 09/11] eth: bnxt: bump the entry size in indir tables to u32
Ethtool core stores indirection table with u32 entries, "just to be safe".
Switch the type in the driver, so that it's easier to swap local tables
for the core ones.
Signed-off-by: Jakub Kicinski <kuba@...nel.org>
---
drivers/net/ethernet/broadcom/bnxt/bnxt.c | 8 ++++----
drivers/net/ethernet/broadcom/bnxt/bnxt.h | 4 ++--
drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c | 6 +++---
3 files changed, 9 insertions(+), 9 deletions(-)
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 6b8966d3ecb6..4176459921b5 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -6225,7 +6225,7 @@ static u16 bnxt_cp_ring_for_tx(struct bnxt *bp, struct bnxt_tx_ring_info *txr)
int bnxt_alloc_rss_indir_tbl(struct bnxt *bp, struct bnxt_rss_ctx *rss_ctx)
{
int entries;
- u16 *tbl;
+ u32 *tbl;
if (bp->flags & BNXT_FLAG_CHIP_P5_PLUS)
entries = BNXT_MAX_RSS_TABLE_ENTRIES_P5;
@@ -6248,7 +6248,7 @@ int bnxt_alloc_rss_indir_tbl(struct bnxt *bp, struct bnxt_rss_ctx *rss_ctx)
void bnxt_set_dflt_rss_indir_tbl(struct bnxt *bp, struct bnxt_rss_ctx *rss_ctx)
{
u16 max_rings, max_entries, pad, i;
- u16 *rss_indir_tbl;
+ u32 *rss_indir_tbl;
if (!bp->rx_nr_rings)
return;
@@ -6269,12 +6269,12 @@ void bnxt_set_dflt_rss_indir_tbl(struct bnxt *bp, struct bnxt_rss_ctx *rss_ctx)
pad = bp->rss_indir_tbl_entries - max_entries;
if (pad)
- memset(&rss_indir_tbl[i], 0, pad * sizeof(u16));
+ memset(&rss_indir_tbl[i], 0, pad * sizeof(u32));
}
static u16 bnxt_get_max_rss_ring(struct bnxt *bp)
{
- u16 i, tbl_size, max_ring = 0;
+ u32 i, tbl_size, max_ring = 0;
if (!bp->rss_indir_tbl)
return 0;
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
index be40e0513777..1a33824a32a8 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
@@ -1292,7 +1292,7 @@ struct bnxt_vnic_info {
struct bnxt_rss_ctx {
struct bnxt_vnic_info vnic;
- u16 *rss_indir_tbl;
+ u32 *rss_indir_tbl;
u8 index;
};
@@ -2331,7 +2331,7 @@ struct bnxt {
struct bnxt_vnic_info *vnic_info;
u32 num_rss_ctx;
int nr_vnics;
- u16 *rss_indir_tbl;
+ u32 *rss_indir_tbl;
u16 rss_indir_tbl_entries;
u32 rss_hash_cfg;
u32 rss_hash_delta;
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
index 74765583405b..e5f687d4a455 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
@@ -1804,7 +1804,7 @@ static int bnxt_get_rxfh(struct net_device *dev,
u32 rss_context = rxfh->rss_context;
struct bnxt_rss_ctx *rss_ctx = NULL;
struct bnxt *bp = netdev_priv(dev);
- u16 *indir_tbl = bp->rss_indir_tbl;
+ u32 *indir_tbl = bp->rss_indir_tbl;
struct bnxt_vnic_info *vnic;
u32 i, tbl_size;
@@ -1848,7 +1848,7 @@ static void bnxt_modify_rss(struct bnxt *bp, struct bnxt_rss_ctx *rss_ctx,
}
if (rxfh->indir) {
u32 i, pad, tbl_size = bnxt_get_rxfh_indir_size(bp->dev);
- u16 *indir_tbl = bp->rss_indir_tbl;
+ u32 *indir_tbl = bp->rss_indir_tbl;
if (rss_ctx)
indir_tbl = rss_ctx->rss_indir_tbl;
@@ -1856,7 +1856,7 @@ static void bnxt_modify_rss(struct bnxt *bp, struct bnxt_rss_ctx *rss_ctx,
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));
+ memset(&bp->rss_indir_tbl[i], 0, pad * sizeof(u32));
}
}
--
2.45.2
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