Thread (13 messages) flat view 13 messages, 2 authors, 2018-06-29
STALE2960d

Revision v1 of 2 in this series.

Revisions (2)
  1. v1 current
  2. v1 [diff vs current]

[PATCH net-next 10/11] net: hns3: remove back in struct hclge_hw

From: Peng Li <hidden>
Date: 2018-06-28 03:42:47
Also in: lkml
Subsystem: hisilicon network subsystem 3 driver (hns3), hisilicon network subsystem driver, networking drivers, the rest · Maintainers: Jian Shen, Jijie Shao, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

From: Huazhong Tan <redacted>

hclge_hw is embedded in hclge_dev, so use container_of instead of
back to get hclge_dev.

Signed-off-by: Huazhong Tan <redacted>
Signed-off-by: Peng Li <redacted>
---
 drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.c  | 4 ++--
 drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 1 -
 drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h | 1 -
 3 files changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.c
index c36d647..7049d0b 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.c
@@ -152,7 +152,7 @@ static void hclge_cmd_init_regs(struct hclge_hw *hw)
 
 static int hclge_cmd_csq_clean(struct hclge_hw *hw)
 {
-	struct hclge_dev *hdev = (struct hclge_dev *)hw->back;
+	struct hclge_dev *hdev = container_of(hw, struct hclge_dev, hw);
 	struct hclge_cmq_ring *csq = &hw->cmq.csq;
 	u16 ntc = csq->next_to_clean;
 	struct hclge_desc *desc;
@@ -216,7 +216,7 @@ static bool hclge_is_special_opcode(u16 opcode)
  **/
 int hclge_cmd_send(struct hclge_hw *hw, struct hclge_desc *desc, int num)
 {
-	struct hclge_dev *hdev = (struct hclge_dev *)hw->back;
+	struct hclge_dev *hdev = container_of(hw, struct hclge_dev, hw);
 	struct hclge_desc *desc_to_use;
 	bool complete = false;
 	u32 timeout = 0;
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index 805c780..14a6991 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -5537,7 +5537,6 @@ static int hclge_pci_init(struct hclge_dev *hdev)
 
 	pci_set_master(pdev);
 	hw = &hdev->hw;
-	hw->back = hdev;
 	hw->io_base = pcim_iomap(pdev, 2, 0);
 	if (!hw->io_base) {
 		dev_err(&pdev->dev, "Can't map configuration register space\n");
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h
index 7488534..71d38b8 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h
@@ -190,7 +190,6 @@ struct hclge_hw {
 	int num_vec;
 	struct hclge_cmq cmq;
 	struct hclge_caps caps;
-	void *back;
 };
 
 /* TQP stats */
-- 
2.9.3
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