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| author |   Jonathan Cameron <jic23@cam.ac.uk> | 2011-10-21 09:30:25 -0300 |
|---|---|---|
| committer |   Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-11-07 10:39:29 -0200 |
| commit | 3f8770454b82c166662201a8966476f4538cbfeb (patch) | |
| tree | 4092eed169d90ef91790936fa58629e8738a2bab /drivers/media/video/mt9m111.c | |
| parent | [media] anysee: fix style issues (diff) | |
| download | linux-dev-3f8770454b82c166662201a8966476f4538cbfeb.tar.xz linux-dev-3f8770454b82c166662201a8966476f4538cbfeb.zip | |
[media] v4l: use i2c_smbus_read_word_swapped
Function ensures that error codes don't get mangled.
Dependant on:
which is working it's way through the i2c tree.
Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Acked-by: Jean Delvare <khali@linux-fr.org>
Acked-by: Robert Jarzmik <robert.jarzmik@free.fr>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/mt9m111.c')
| -rw-r--r-- | drivers/media/video/mt9m111.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/media/video/mt9m111.c b/drivers/media/video/mt9m111.c index f023cc092c2b..59bfe39ba585 100644 --- a/drivers/media/video/mt9m111.c +++ b/drivers/media/video/mt9m111.c @@ -210,7 +210,7 @@ static int reg_page_map_set(struct i2c_client *client, const u16 reg) if (page > 2) return -EINVAL; - ret = i2c_smbus_write_word_data(client, MT9M111_PAGE_MAP, swab16(page)); + ret = i2c_smbus_write_word_swapped(client, MT9M111_PAGE_MAP, page); if (!ret) mt9m111->lastpage = page; return ret; @@ -222,7 +222,7 @@ static int mt9m111_reg_read(struct i2c_client *client, const u16 reg) ret = reg_page_map_set(client, reg); if (!ret) - ret = swab16(i2c_smbus_read_word_data(client, reg & 0xff)); + ret = i2c_smbus_read_word_swapped(client, reg & 0xff); dev_dbg(&client->dev, "read reg.%03x -> %04x\n", reg, ret); return ret; @@ -235,8 +235,7 @@ static int mt9m111_reg_write(struct i2c_client *client, const u16 reg, ret = reg_page_map_set(client, reg); if (!ret) - ret = i2c_smbus_write_word_data(client, reg & 0xff, - swab16(data)); + ret = i2c_smbus_write_word_swapped(client, reg & 0xff, data); dev_dbg(&client->dev, "write reg.%03x = %04x -> %d\n", reg, data, ret); return ret; } |