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Merge branch 'for-linus' of git://git.o-hand.com/linux-mfd

* 'for-linus' of git://git.o-hand.com/linux-mfd:
  mfd: Correct WM8350 I2C return code usage
  mfd: fix event masking for da9030
Linus Torvalds 16 years ago
parent
commit
e77a20e8ef
2 changed files with 14 additions and 3 deletions
  1. 1 1
      drivers/mfd/da903x.c
  2. 13 2
      drivers/mfd/wm8350-i2c.c

+ 1 - 1
drivers/mfd/da903x.c

@@ -267,7 +267,7 @@ static int da9030_mask_events(struct da903x_chip *chip, unsigned int events)
 {
 	uint8_t v[3];
 
-	chip->events_mask &= ~events;
+	chip->events_mask |= events;
 
 	v[0] = (chip->events_mask & 0xff);
 	v[1] = (chip->events_mask >> 8) & 0xff;

+ 13 - 2
drivers/mfd/wm8350-i2c.c

@@ -30,7 +30,12 @@ static int wm8350_i2c_read_device(struct wm8350 *wm8350, char reg,
 	ret = i2c_master_send(wm8350->i2c_client, &reg, 1);
 	if (ret < 0)
 		return ret;
-	return i2c_master_recv(wm8350->i2c_client, dest, bytes);
+	ret = i2c_master_recv(wm8350->i2c_client, dest, bytes);
+	if (ret < 0)
+		return ret;
+	if (ret != bytes)
+		return -EIO;
+	return 0;
 }
 
 static int wm8350_i2c_write_device(struct wm8350 *wm8350, char reg,
@@ -38,13 +43,19 @@ static int wm8350_i2c_write_device(struct wm8350 *wm8350, char reg,
 {
 	/* we add 1 byte for device register */
 	u8 msg[(WM8350_MAX_REGISTER << 1) + 1];
+	int ret;
 
 	if (bytes > ((WM8350_MAX_REGISTER << 1) + 1))
 		return -EINVAL;
 
 	msg[0] = reg;
 	memcpy(&msg[1], src, bytes);
-	return i2c_master_send(wm8350->i2c_client, msg, bytes + 1);
+	ret = i2c_master_send(wm8350->i2c_client, msg, bytes + 1);
+	if (ret < 0)
+		return ret;
+	if (ret != bytes + 1)
+		return -EIO;
+	return 0;
 }
 
 static int wm8350_i2c_probe(struct i2c_client *i2c,