From: Michael Chan <michael.chan@broadcom.com>
To: davem@davemloft.net
Cc: netdev@vger.kernel.org, kuba@kernel.org, edumazet@google.com,
pabeni@redhat.com, bpf@vger.kernel.org, gospo@broadcom.com
Subject: [PATCH net 2/5] bnxt_en: Simplify bnxt_xdp_buff_init()
Date: Mon, 26 Dec 2022 22:19:37 -0500 [thread overview]
Message-ID: <1672111180-19463-3-git-send-email-michael.chan@broadcom.com> (raw)
In-Reply-To: <1672111180-19463-1-git-send-email-michael.chan@broadcom.com>
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bnxt_xdp_buff_init() does not modify the data_ptr or the len parameters,
so no need to pass in the addresses of these parameters.
Fixes: b231c3f3414c ("bnxt: refactor bnxt_rx_xdp to separate xdp_init_buff/xdp_prepare_buff")
Reviewed-by: Andy Gospodarek <andrew.gospodarek@broadcom.com>
Reviewed-by: Somnath Kotur <somnath.kotur@broadcom.com>
Reviewed-by: Pavan Chebbi <pavan.chebbi@broadcom.com>
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
---
drivers/net/ethernet/broadcom/bnxt/bnxt.c | 2 +-
drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c | 6 +++---
drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.h | 2 +-
3 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 93d32b333007..b8639b7e6b2b 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -1925,7 +1925,7 @@ static int bnxt_rx_pkt(struct bnxt *bp, struct bnxt_cp_ring_info *cpr,
dma_addr = rx_buf->mapping;
if (bnxt_xdp_attached(bp, rxr)) {
- bnxt_xdp_buff_init(bp, rxr, cons, &data_ptr, &len, &xdp);
+ bnxt_xdp_buff_init(bp, rxr, cons, data_ptr, len, &xdp);
if (agg_bufs) {
u32 frag_len = bnxt_rx_agg_pages_xdp(bp, cpr, &xdp,
cp_cons, agg_bufs,
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c
index c3065ec0a479..1847f191577d 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c
@@ -177,7 +177,7 @@ bool bnxt_xdp_attached(struct bnxt *bp, struct bnxt_rx_ring_info *rxr)
}
void bnxt_xdp_buff_init(struct bnxt *bp, struct bnxt_rx_ring_info *rxr,
- u16 cons, u8 **data_ptr, unsigned int *len,
+ u16 cons, u8 *data_ptr, unsigned int len,
struct xdp_buff *xdp)
{
struct bnxt_sw_rx_bd *rx_buf;
@@ -191,13 +191,13 @@ void bnxt_xdp_buff_init(struct bnxt *bp, struct bnxt_rx_ring_info *rxr,
offset = bp->rx_offset;
mapping = rx_buf->mapping - bp->rx_dma_offset;
- dma_sync_single_for_cpu(&pdev->dev, mapping + offset, *len, bp->rx_dir);
+ dma_sync_single_for_cpu(&pdev->dev, mapping + offset, len, bp->rx_dir);
if (bp->xdp_has_frags)
buflen = BNXT_PAGE_MODE_BUF_SIZE + offset;
xdp_init_buff(xdp, buflen, &rxr->xdp_rxq);
- xdp_prepare_buff(xdp, *data_ptr - offset, offset, *len, false);
+ xdp_prepare_buff(xdp, data_ptr - offset, offset, len, false);
}
void bnxt_xdp_buff_frags_free(struct bnxt_rx_ring_info *rxr,
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.h
index 505911ae095d..2bbdb8e7c506 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.h
@@ -27,7 +27,7 @@ int bnxt_xdp_xmit(struct net_device *dev, int num_frames,
bool bnxt_xdp_attached(struct bnxt *bp, struct bnxt_rx_ring_info *rxr);
void bnxt_xdp_buff_init(struct bnxt *bp, struct bnxt_rx_ring_info *rxr,
- u16 cons, u8 **data_ptr, unsigned int *len,
+ u16 cons, u8 *data_ptr, unsigned int len,
struct xdp_buff *xdp);
void bnxt_xdp_buff_frags_free(struct bnxt_rx_ring_info *rxr,
struct xdp_buff *xdp);
--
2.18.1
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next prev parent reply other threads:[~2022-12-27 3:20 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-12-27 3:19 [PATCH net 0/5] bnxt_en: Bug fixes Michael Chan
2022-12-27 3:19 ` [PATCH net 1/5] bnxt_en: fix devlink port registration to netdev Michael Chan
2022-12-27 3:19 ` Michael Chan [this message]
2022-12-27 3:19 ` [PATCH net 3/5] bnxt_en: Fix XDP RX path Michael Chan
2022-12-27 3:19 ` [PATCH net 4/5] bnxt_en: Fix first buffer size calculations for XDP multi-buffer Michael Chan
2022-12-27 3:19 ` [PATCH net 5/5] bnxt_en: Fix HDS and jumbo thresholds for RX packets Michael Chan
2022-12-28 10:20 ` [PATCH net 0/5] bnxt_en: Bug fixes patchwork-bot+netdevbpf
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