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[v3,5/6] net: hns3: Remove io_stop_wc() calls after __iowrite64_copy()

Message ID 5-v3-1893cd8b9369+1925-mlx5_arm_wc_jgg@nvidia.com (mailing list archive)
State Accepted
Delegated to: Jason Gunthorpe
Headers show
Series Fix mlx5 write combining support on new ARM64 cores | expand

Commit Message

Jason Gunthorpe April 11, 2024, 4:46 p.m. UTC 
Now that the ARM64 arch implementation does the DGH as part of
__iowrite64_copy() there is no reason to open code this in drivers.

Reviewed-by: Jijie Shao<shaojijie@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
---
 drivers/net/ethernet/hisilicon/hns3/hns3_enet.c | 4 ----
 1 file changed, 4 deletions(-)
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Patch

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
index 19668a8d22f76a..04b9e86363f8fc 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
@@ -2068,8 +2068,6 @@  static void hns3_tx_push_bd(struct hns3_enet_ring *ring, int num)
 	__iowrite64_copy(ring->tqp->mem_base, desc,
 			 (sizeof(struct hns3_desc) * HNS3_MAX_PUSH_BD_NUM) /
 			 HNS3_BYTES_PER_64BIT);
-
-	io_stop_wc();
 }
 
 static void hns3_tx_mem_doorbell(struct hns3_enet_ring *ring)
@@ -2088,8 +2086,6 @@  static void hns3_tx_mem_doorbell(struct hns3_enet_ring *ring)
 	u64_stats_update_begin(&ring->syncp);
 	ring->stats.tx_mem_doorbell += ring->pending_buf;
 	u64_stats_update_end(&ring->syncp);
-
-	io_stop_wc();
 }
 
 static void hns3_tx_doorbell(struct hns3_enet_ring *ring, int num,