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[RFT,11/13] net: wireless: rtl818x: Constify ioreadX() iomem argument (as in generic implementation)

Message ID 1578415992-24054-14-git-send-email-krzk@kernel.org
State New
Headers show
Series [RFT,01/13] iomap: Constify ioreadX() iomem argument (as in generic implementation) | expand

Commit Message

Krzysztof Kozlowski Jan. 7, 2020, 4:53 p.m. UTC 
The ioreadX() helpers have inconsistent interface.  On some architectures
void *__iomem address argument is a pointer to const, on some not.

Implementations of ioreadX() do not modify the memory under the address
so they can be converted to a "const" version for const-safety and
consistency among architectures.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
---
 drivers/net/wireless/realtek/rtl818x/rtl8180/rtl8180.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
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Patch

diff --git a/drivers/net/wireless/realtek/rtl818x/rtl8180/rtl8180.h b/drivers/net/wireless/realtek/rtl818x/rtl8180/rtl8180.h
index 7948a2da195a..2ff00800d45b 100644
--- a/drivers/net/wireless/realtek/rtl818x/rtl8180/rtl8180.h
+++ b/drivers/net/wireless/realtek/rtl818x/rtl8180/rtl8180.h
@@ -150,17 +150,17 @@  void rtl8180_write_phy(struct ieee80211_hw *dev, u8 addr, u32 data);
 void rtl8180_set_anaparam(struct rtl8180_priv *priv, u32 anaparam);
 void rtl8180_set_anaparam2(struct rtl8180_priv *priv, u32 anaparam2);
 
-static inline u8 rtl818x_ioread8(struct rtl8180_priv *priv, u8 __iomem *addr)
+static inline u8 rtl818x_ioread8(struct rtl8180_priv *priv, const u8 __iomem *addr)
 {
 	return ioread8(addr);
 }
 
-static inline u16 rtl818x_ioread16(struct rtl8180_priv *priv, __le16 __iomem *addr)
+static inline u16 rtl818x_ioread16(struct rtl8180_priv *priv, const __le16 __iomem *addr)
 {
 	return ioread16(addr);
 }
 
-static inline u32 rtl818x_ioread32(struct rtl8180_priv *priv, __le32 __iomem *addr)
+static inline u32 rtl818x_ioread32(struct rtl8180_priv *priv, const __le32 __iomem *addr)
 {
 	return ioread32(addr);
 }