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[V2] riscv: add #define in asm/io.h for some device drivers

Message ID 20211023163112.750490-1-wefu@redhat.com
State Accepted
Commit 41635cca6ec40c21d4c602938342babfd8f7dbb7
Delegated to: Andes
Headers show
Series [V2] riscv: add #define in asm/io.h for some device drivers | expand

Commit Message

Wei Fu Oct. 23, 2021, 4:31 p.m. UTC 
From: Wei Fu <wefu@redhat.com>

This patch adds memcpy_fromio and memcpy_toio definitions for some device
drivers which have these definitions, like cadence_qspi_apb.c

Signed-off-by: Wei Fu <wefu@redhat.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
---
 arch/riscv/include/asm/io.h | 4 ++++
 1 file changed, 4 insertions(+)
diff mbox series

Patch

diff --git a/arch/riscv/include/asm/io.h b/arch/riscv/include/asm/io.h
index acf5a96449..b693fd8cd6 100644
--- a/arch/riscv/include/asm/io.h
+++ b/arch/riscv/include/asm/io.h
@@ -64,6 +64,10 @@  static inline phys_addr_t map_to_sysmem(const void *ptr)
 #define __raw_readl(a)			__arch_getl(a)
 #define __raw_readq(a)			__arch_getq(a)
 
+/* adding for cadence_qspi_apb.c */
+#define memcpy_fromio(a, c, l)		memcpy((a), (c), (l))
+#define memcpy_toio(c, a, l)		memcpy((c), (a), (l))
+
 #define dmb()		mb()
 #define __iormb()	rmb()
 #define __iowmb()	wmb()