diff mbox series

[2/7] rtw88: add rtw_read8_mask and rtw_read16_mask

Message ID 20200205070858.15386-3-yhchuang@realtek.com
State New
Headers show
Series rtw88: regular driver updates | expand

Commit Message

Tony Chuang Feb. 5, 2020, 7:08 a.m. UTC 
From: Yan-Hsuan Chuang <yhchuang@realtek.com>

Both are missing but could be used sometimes.

Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com>
---
 drivers/net/wireless/realtek/rtw88/hci.h | 26 ++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
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Patch

diff --git a/drivers/net/wireless/realtek/rtw88/hci.h b/drivers/net/wireless/realtek/rtw88/hci.h
index 85a81a578fd5..cad56389182c 100644
--- a/drivers/net/wireless/realtek/rtw88/hci.h
+++ b/drivers/net/wireless/realtek/rtw88/hci.h
@@ -193,6 +193,32 @@  rtw_read32_mask(struct rtw_dev *rtwdev, u32 addr, u32 mask)
 	return ret;
 }
 
+static inline u16
+rtw_read16_mask(struct rtw_dev *rtwdev, u32 addr, u32 mask)
+{
+	u32 shift = __ffs(mask);
+	u32 orig;
+	u32 ret;
+
+	orig = rtw_read16(rtwdev, addr);
+	ret = (orig & mask) >> shift;
+
+	return ret;
+}
+
+static inline u8
+rtw_read8_mask(struct rtw_dev *rtwdev, u32 addr, u32 mask)
+{
+	u32 shift = __ffs(mask);
+	u32 orig;
+	u32 ret;
+
+	orig = rtw_read8(rtwdev, addr);
+	ret = (orig & mask) >> shift;
+
+	return ret;
+}
+
 static inline void
 rtw_write32_mask(struct rtw_dev *rtwdev, u32 addr, u32 mask, u32 data)
 {