[PATCH 1/1] mtd: cfi_flash: use __raw_writeq(), __raw_readq()

Heinrich Schuchardt xypron.glpk at gmx.de
Sat Jun 6 23:13:53 CEST 2020


Functions __raw_writeq(), __raw_readq() are available for all
architectures. So let's use them.

Signed-off-by: Heinrich Schuchardt <xypron.glpk at gmx.de>
---
 drivers/mtd/cfi_flash.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/mtd/cfi_flash.c b/drivers/mtd/cfi_flash.c
index b7289ba539..e31e07ca80 100644
--- a/drivers/mtd/cfi_flash.c
+++ b/drivers/mtd/cfi_flash.c
@@ -155,8 +155,7 @@ __maybe_weak void flash_write32(u32 value, void *addr)

 __maybe_weak void flash_write64(u64 value, void *addr)
 {
-	/* No architectures currently implement __raw_writeq() */
-	*(volatile u64 *)addr = value;
+	__raw_writeq(value, addr);
 }

 __maybe_weak u8 flash_read8(void *addr)
@@ -176,8 +175,7 @@ __maybe_weak u32 flash_read32(void *addr)

 __maybe_weak u64 flash_read64(void *addr)
 {
-	/* No architectures currently implement __raw_readq() */
-	return *(volatile u64 *)addr;
+	return __raw_readq(addr);
 }

 /*-----------------------------------------------------------------------
--
2.26.2



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