---

yaml --- r: 292491 b: refs/heads/master c: 2d4b971 h: refs/heads/master i: 292489: 3f64897 292487: 01caa7f v: v3
git-mirror · Mar 7, 2012 · ae618ac · ae618ac
1 parent 1a9c898
commit ae618ac
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Showing 2 changed files with 20 additions and 24 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ad5b7f1350c263eef0c99c20f8659d0ed363cb32
+refs/heads/master: 2d4b971287cbce16585acda4b76308faa8da0950
diff --git a/trunk/arch/powerpc/platforms/powermac/nvram.c b/trunk/arch/powerpc/platforms/powermac/nvram.c
@@ -279,7 +279,7 @@ static u32 core99_check(u8* datas)
 
 static int sm_erase_bank(int bank)
 {
-	int stat, i;
+	int stat;
 	unsigned long timeout;
 
 	u8 __iomem *base = (u8 __iomem *)nvram_data + core99_bank*NVRAM_SIZE;
@@ -301,11 +301,10 @@ static int sm_erase_bank(int bank)
 	out_8(base, SM_FLASH_CMD_CLEAR_STATUS);
 	out_8(base, SM_FLASH_CMD_RESET);
 
-	for (i=0; i<NVRAM_SIZE; i++)
-		if (base[i] != 0xff) {
-			printk(KERN_ERR "nvram: Sharp/Micron flash erase failed !\n");
-			return -ENXIO;
-		}
+	if (memchr_inv(base, 0xff, NVRAM_SIZE)) {
+		printk(KERN_ERR "nvram: Sharp/Micron flash erase failed !\n");
+		return -ENXIO;
+	}
 	return 0;
 }
 
@@ -336,17 +335,16 @@ static int sm_write_bank(int bank, u8* datas)
 	}
 	out_8(base, SM_FLASH_CMD_CLEAR_STATUS);
 	out_8(base, SM_FLASH_CMD_RESET);
-	for (i=0; i<NVRAM_SIZE; i++)
-		if (base[i] != datas[i]) {
-			printk(KERN_ERR "nvram: Sharp/Micron flash write failed !\n");
-			return -ENXIO;
-		}
+	if (memcmp(base, datas, NVRAM_SIZE)) {
+		printk(KERN_ERR "nvram: Sharp/Micron flash write failed !\n");
+		return -ENXIO;
+	}
 	return 0;
 }
 
 static int amd_erase_bank(int bank)
 {
-	int i, stat = 0;
+	int stat = 0;
 	unsigned long timeout;
 
 	u8 __iomem *base = (u8 __iomem *)nvram_data + core99_bank*NVRAM_SIZE;
@@ -382,12 +380,11 @@ static int amd_erase_bank(int bank)
 	/* Reset */
 	out_8(base, 0xf0);
 	udelay(1);
-
-	for (i=0; i<NVRAM_SIZE; i++)
-		if (base[i] != 0xff) {
-			printk(KERN_ERR "nvram: AMD flash erase failed !\n");
-			return -ENXIO;
-		}
+
+	if (memchr_inv(base, 0xff, NVRAM_SIZE)) {
+		printk(KERN_ERR "nvram: AMD flash erase failed !\n");
+		return -ENXIO;
+	}
 	return 0;
 }
 
@@ -429,11 +426,10 @@ static int amd_write_bank(int bank, u8* datas)
 	out_8(base, 0xf0);
 	udelay(1);
 
-	for (i=0; i<NVRAM_SIZE; i++)
-		if (base[i] != datas[i]) {
-			printk(KERN_ERR "nvram: AMD flash write failed !\n");
-			return -ENXIO;
-		}
+	if (memcmp(base, datas, NVRAM_SIZE)) {
+		printk(KERN_ERR "nvram: AMD flash write failed !\n");
+		return -ENXIO;
+	}
 	return 0;
 }