On Mon, Jan 26, 2015 at 7:27 AM, Nicholas Mc Guire <der.herr@xxxxxxx> wrote:
> As the if and else branch body are identical the condition has no effect and
> can be dropped.
>
> Signed-off-by: Nicholas Mc Guire <der.herr@xxxxxxx>
Acked-by: Lad, Prabhakar <prabhakar.csengg@xxxxxxxxx>
Regards,
--Prabhakar Lad
> ---
>
> As the if and the else branch of the inner conditional paths are the same
> the condition is without effect. Given the comments indicate that
> the else branch *should* be handling a specific case this may indicate
> a bug, in which case the below patch is *wrong*. This needs a review by
> someone that knows the specifics of this driver.
>
> If the inner if/else is a placeholder for planed updates then it should
> be commented so this is clear.
>
> Patch was only compile tested with davinci_all_defconfig + CONFIG_STAGING=y
> CONFIG_STAGING_MEDIA=y, CONFIG_MEDIA_SUPPORT=m,
> CONFIG_MEDIA_ANALOG_TV_SUPPORT=y, CONFIG_MEDIA_CAMERA_SUPPORT=y
> CONFIG_MEDIA_CONTROLLER=y, CONFIG_VIDEO_V4L2_SUBDEV_API=y
> CONFIG_VIDEO_DM365_VPFE=m
>
> Patch is against 3.0.19-rc5 -next-20150123
>
> drivers/staging/media/davinci_vpfe/dm365_resizer.c | 9 ++-------
> 1 file changed, 2 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/staging/media/davinci_vpfe/dm365_resizer.c b/drivers/staging/media/davinci_vpfe/dm365_resizer.c
> index 75e70e1..bf2cb7a 100644
> --- a/drivers/staging/media/davinci_vpfe/dm365_resizer.c
> +++ b/drivers/staging/media/davinci_vpfe/dm365_resizer.c
> @@ -63,16 +63,11 @@ resizer_calculate_line_length(u32 pix, int width, int height,
> if (pix == MEDIA_BUS_FMT_UYVY8_2X8 ||
> pix == MEDIA_BUS_FMT_SGRBG12_1X12) {
> *line_len = width << 1;
> - } else if (pix == MEDIA_BUS_FMT_Y8_1X8 ||
> - pix == MEDIA_BUS_FMT_UV8_1X8) {
> - *line_len = width;
> - *line_len_c = width;
> - } else {
> - /* YUV 420 */
> - /* round width to upper 32 byte boundary */
> + } else {
> *line_len = width;
> *line_len_c = width;
> }
> +
> /* adjust the line len to be a multiple of 32 */
> *line_len += 31;
> *line_len &= ~0x1f;
> --
> 1.7.10.4
>
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