linux-kernel - [PATCH net-next 6/9] net: hns3: Modify inconsistent bit mask macros

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Date:   Thu, 19 Jul 2018 15:47:03 +0100
From:   Salil Mehta <salil.mehta@...wei.com>
To:     <davem@...emloft.net>
CC:     <salil.mehta@...wei.com>, <yisen.zhuang@...wei.com>,
        <lipeng321@...wei.com>, <mehta.salil@...src.net>,
        <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linuxarm@...wei.com>, Jian Shen <shenjian15@...wei.com>
Subject: [PATCH net-next 6/9] net: hns3: Modify inconsistent bit mask macros

From: Jian Shen <shenjian15@...wei.com>

Use BIT() and GENMASK() to convert the bit mask, modify
the inconsistent ones, and remove useless ones.

Signed-off-by: Jian Shen <shenjian15@...wei.com>
Signed-off-by: Peng Li <lipeng321@...wei.com>
Signed-off-by: Salil Mehta <salil.mehta@...wei.com>
---
 .../net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h | 25 ++++++++--------------
 .../ethernet/hisilicon/hns3/hns3pf/hclge_main.c    |  2 +-
 .../ethernet/hisilicon/hns3/hns3pf/hclge_main.h    |  2 +-
 3 files changed, 11 insertions(+), 18 deletions(-)

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
index 219ffc7..ec7b8d7 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
@@ -75,19 +75,12 @@ struct hclge_cmq {
 	enum hclge_cmd_status last_status;
 };
 
-#define HCLGE_CMD_FLAG_IN_VALID_SHIFT	0
-#define HCLGE_CMD_FLAG_OUT_VALID_SHIFT	1
-#define HCLGE_CMD_FLAG_NEXT_SHIFT	2
-#define HCLGE_CMD_FLAG_WR_OR_RD_SHIFT	3
-#define HCLGE_CMD_FLAG_NO_INTR_SHIFT	4
-#define HCLGE_CMD_FLAG_ERR_INTR_SHIFT	5
-
-#define HCLGE_CMD_FLAG_IN	BIT(HCLGE_CMD_FLAG_IN_VALID_SHIFT)
-#define HCLGE_CMD_FLAG_OUT	BIT(HCLGE_CMD_FLAG_OUT_VALID_SHIFT)
-#define HCLGE_CMD_FLAG_NEXT	BIT(HCLGE_CMD_FLAG_NEXT_SHIFT)
-#define HCLGE_CMD_FLAG_WR	BIT(HCLGE_CMD_FLAG_WR_OR_RD_SHIFT)
-#define HCLGE_CMD_FLAG_NO_INTR	BIT(HCLGE_CMD_FLAG_NO_INTR_SHIFT)
-#define HCLGE_CMD_FLAG_ERR_INTR	BIT(HCLGE_CMD_FLAG_ERR_INTR_SHIFT)
+#define HCLGE_CMD_FLAG_IN	BIT(0)
+#define HCLGE_CMD_FLAG_OUT	BIT(1)
+#define HCLGE_CMD_FLAG_NEXT	BIT(2)
+#define HCLGE_CMD_FLAG_WR	BIT(3)
+#define HCLGE_CMD_FLAG_NO_INTR	BIT(4)
+#define HCLGE_CMD_FLAG_ERR_INTR	BIT(5)
 
 enum hclge_opcode_type {
 	/* Generic commands */
@@ -379,7 +372,7 @@ struct hclge_pf_res_cmd {
 	__le16 msixcap_localid_ba_nic;
 	__le16 msixcap_localid_ba_rocee;
 #define HCLGE_PF_VEC_NUM_S		0
-#define HCLGE_PF_VEC_NUM_M		(0xff << HCLGE_PF_VEC_NUM_S)
+#define HCLGE_PF_VEC_NUM_M		GENMASK(7, 0)
 	__le16 pf_intr_vector_number;
 	__le16 pf_own_fun_number;
 	__le32 rsv[3];
@@ -468,8 +461,8 @@ struct hclge_rss_tc_mode_cmd {
 	u8 rsv[8];
 };
 
-#define HCLGE_LINK_STS_B	0
-#define HCLGE_LINK_STATUS	BIT(HCLGE_LINK_STS_B)
+#define HCLGE_LINK_STATUS_UP_B	0
+#define HCLGE_LINK_STATUS_UP_M	BIT(HCLGE_LINK_STATUS_UP_B)
 struct hclge_link_status_cmd {
 	u8 status;
 	u8 rsv[23];
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index de36dfb..e0b617c 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -2349,7 +2349,7 @@ static int hclge_get_mac_link_status(struct hclge_dev *hdev)
 	}
 
 	req = (struct hclge_link_status_cmd *)desc.data;
-	link_status = req->status & HCLGE_LINK_STATUS;
+	link_status = req->status & HCLGE_LINK_STATUS_UP_M;
 
 	return !!link_status;
 }
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h
index aeae1ba..a1ed6df 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h
@@ -40,7 +40,7 @@
 #define HCLGE_RSS_HASH_ALGO_TOEPLITZ	0
 #define HCLGE_RSS_HASH_ALGO_SIMPLE	1
 #define HCLGE_RSS_HASH_ALGO_SYMMETRIC	2
-#define HCLGE_RSS_HASH_ALGO_MASK	0xf
+#define HCLGE_RSS_HASH_ALGO_MASK	GENMASK(3, 0)
 #define HCLGE_RSS_CFG_TBL_NUM \
 	(HCLGE_RSS_IND_TBL_SIZE / HCLGE_RSS_CFG_TBL_SIZE)
 
-- 
2.7.4