diff mbox series

[v2,3/3] wifi: rtl8xxxu: Use u32_get_bits in *_identify_chip

Message ID 68f94284-3728-7b75-2b7b-64fae8af6bc5@gmail.com (mailing list archive)
State Accepted
Commit 60d18ddb53ced444a739b05473dcdc6048421f33
Delegated to: Kalle Valo
Headers show
Series [v2,1/3] wifi: rtl8xxxu: Name some bits used in burst init | expand

Commit Message

Bitterblue Smith Nov. 10, 2022, 2:01 p.m. UTC 
It simplifies the code a bit.

Suggested-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Bitterblue Smith <rtl8821cerfe2@gmail.com>
---
v2:
 - No change.
---
 drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188f.c | 3 +--
 drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192c.c | 5 ++---
 drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c | 5 ++---
 drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723a.c | 5 ++---
 drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c | 5 ++---
 drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h  | 1 -
 6 files changed, 9 insertions(+), 15 deletions(-)

Comments

Ping-Ke Shih Nov. 11, 2022, 6:58 a.m. UTC | #1 
> -----Original Message-----
> From: Bitterblue Smith <rtl8821cerfe2@gmail.com>
> Sent: Thursday, November 10, 2022 10:01 PM
> To: linux-wireless@vger.kernel.org
> Cc: Jes Sorensen <Jes.Sorensen@gmail.com>; Ping-Ke Shih <pkshih@realtek.com>
> Subject: [PATCH v2 3/3] wifi: rtl8xxxu: Use u32_get_bits in *_identify_chip
> 
> It simplifies the code a bit.
> 
> Suggested-by: Ping-Ke Shih <pkshih@realtek.com>
> Signed-off-by: Bitterblue Smith <rtl8821cerfe2@gmail.com>

Reviewed-by: Ping-Ke Shih <pkshih@realtek.com>

> ---
> v2:
>  - No change.
> ---
>  drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188f.c | 3 +--
>  drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192c.c | 5 ++---
>  drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c | 5 ++---
>  drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723a.c | 5 ++---
>  drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c | 5 ++---
>  drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h  | 1 -
>  6 files changed, 9 insertions(+), 15 deletions(-)
> 

[...]
diff mbox series

Patch

diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188f.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188f.c
index ef38891ddbd1..2c4f403ba68f 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188f.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188f.c
@@ -335,8 +335,7 @@  static int rtl8188fu_identify_chip(struct rtl8xxxu_priv *priv)
 	priv->has_wifi = 1;
 
 	sys_cfg = rtl8xxxu_read32(priv, REG_SYS_CFG);
-	priv->chip_cut = (sys_cfg & SYS_CFG_CHIP_VERSION_MASK) >>
-		SYS_CFG_CHIP_VERSION_SHIFT;
+	priv->chip_cut = u32_get_bits(sys_cfg, SYS_CFG_CHIP_VERSION_MASK);
 	if (sys_cfg & SYS_CFG_TRP_VAUX_EN) {
 		dev_info(dev, "Unsupported test chip\n");
 		ret = -ENOTSUPP;
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192c.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192c.c
index 6c443e4822d8..e7190cb2e5a3 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192c.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192c.c
@@ -333,8 +333,7 @@  int rtl8192cu_identify_chip(struct rtl8xxxu_priv *priv)
 	int ret = 0;
 
 	sys_cfg = rtl8xxxu_read32(priv, REG_SYS_CFG);
-	priv->chip_cut = (sys_cfg & SYS_CFG_CHIP_VERSION_MASK) >>
-		SYS_CFG_CHIP_VERSION_SHIFT;
+	priv->chip_cut = u32_get_bits(sys_cfg, SYS_CFG_CHIP_VERSION_MASK);
 	if (sys_cfg & SYS_CFG_TRP_VAUX_EN) {
 		dev_info(dev, "Unsupported test chip\n");
 		ret = -ENOTSUPP;
@@ -371,7 +370,7 @@  int rtl8192cu_identify_chip(struct rtl8xxxu_priv *priv)
 	rtl8xxxu_identify_vendor_1bit(priv, vendor);
 
 	val32 = rtl8xxxu_read32(priv, REG_GPIO_OUTSTS);
-	priv->rom_rev = (val32 & GPIO_RF_RL_ID) >> 28;
+	priv->rom_rev = u32_get_bits(val32, GPIO_RF_RL_ID);
 
 	rtl8xxxu_config_endpoints_sie(priv);
 
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c
index fc3336f18892..bdb79dc18f06 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c
@@ -485,8 +485,7 @@  int rtl8192eu_identify_chip(struct rtl8xxxu_priv *priv)
 	int ret = 0;
 
 	sys_cfg = rtl8xxxu_read32(priv, REG_SYS_CFG);
-	priv->chip_cut = (sys_cfg & SYS_CFG_CHIP_VERSION_MASK) >>
-		SYS_CFG_CHIP_VERSION_SHIFT;
+	priv->chip_cut = u32_get_bits(sys_cfg, SYS_CFG_CHIP_VERSION_MASK);
 	if (sys_cfg & SYS_CFG_TRP_VAUX_EN) {
 		dev_info(dev, "Unsupported test chip\n");
 		ret = -ENOTSUPP;
@@ -512,7 +511,7 @@  int rtl8192eu_identify_chip(struct rtl8xxxu_priv *priv)
 	rtl8xxxu_identify_vendor_2bits(priv, vendor);
 
 	val32 = rtl8xxxu_read32(priv, REG_GPIO_OUTSTS);
-	priv->rom_rev = (val32 & GPIO_RF_RL_ID) >> 28;
+	priv->rom_rev = u32_get_bits(val32, GPIO_RF_RL_ID);
 
 	rtl8xxxu_config_endpoints_sie(priv);
 
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723a.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723a.c
index c8ab71ed4ff4..707ac48ecc83 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723a.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723a.c
@@ -136,8 +136,7 @@  static int rtl8723au_identify_chip(struct rtl8xxxu_priv *priv)
 	int ret = 0;
 
 	sys_cfg = rtl8xxxu_read32(priv, REG_SYS_CFG);
-	priv->chip_cut = (sys_cfg & SYS_CFG_CHIP_VERSION_MASK) >>
-		SYS_CFG_CHIP_VERSION_SHIFT;
+	priv->chip_cut = u32_get_bits(sys_cfg, SYS_CFG_CHIP_VERSION_MASK);
 	if (sys_cfg & SYS_CFG_TRP_VAUX_EN) {
 		dev_info(dev, "Unsupported test chip\n");
 		ret = -ENOTSUPP;
@@ -165,7 +164,7 @@  static int rtl8723au_identify_chip(struct rtl8xxxu_priv *priv)
 	rtl8xxxu_identify_vendor_1bit(priv, vendor);
 
 	val32 = rtl8xxxu_read32(priv, REG_GPIO_OUTSTS);
-	priv->rom_rev = (val32 & GPIO_RF_RL_ID) >> 28;
+	priv->rom_rev = u32_get_bits(val32, GPIO_RF_RL_ID);
 
 	rtl8xxxu_config_endpoints_sie(priv);
 
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c
index ece82e613bf0..a0ec895b61a4 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c
@@ -311,8 +311,7 @@  static int rtl8723bu_identify_chip(struct rtl8xxxu_priv *priv)
 	int ret = 0;
 
 	sys_cfg = rtl8xxxu_read32(priv, REG_SYS_CFG);
-	priv->chip_cut = (sys_cfg & SYS_CFG_CHIP_VERSION_MASK) >>
-		SYS_CFG_CHIP_VERSION_SHIFT;
+	priv->chip_cut = u32_get_bits(sys_cfg, SYS_CFG_CHIP_VERSION_MASK);
 	if (sys_cfg & SYS_CFG_TRP_VAUX_EN) {
 		dev_info(dev, "Unsupported test chip\n");
 		ret = -ENOTSUPP;
@@ -338,7 +337,7 @@  static int rtl8723bu_identify_chip(struct rtl8xxxu_priv *priv)
 	rtl8xxxu_identify_vendor_2bits(priv, vendor);
 
 	val32 = rtl8xxxu_read32(priv, REG_GPIO_OUTSTS);
-	priv->rom_rev = (val32 & GPIO_RF_RL_ID) >> 28;
+	priv->rom_rev = u32_get_bits(val32, GPIO_RF_RL_ID);
 
 	rtl8xxxu_config_endpoints_sie(priv);
 
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h
index 5d4cac4f4c06..3e79efdfb4c2 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h
@@ -315,7 +315,6 @@ 
 #define  SYS_CFG_SPS_SEL		BIT(24) /*  1:LDO regulator mode;
 						    0:Switching regulator mode*/
 #define  SYS_CFG_CHIP_VERSION_MASK	0xf000	/* Bit 12 - 15 */
-#define  SYS_CFG_CHIP_VERSION_SHIFT	12
 
 #define REG_GPIO_OUTSTS			0x00f4	/*  For RTL8723 only. */
 #define  GPIO_EFS_HCI_SEL		(BIT(0) | BIT(1))