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drivers: video: gc2145: set_fmt: branch on failure rather than success

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This aims to make the code more linear by having the for loop
validates the input format rather than search for a match.

Signed-off-by: Josuah Demangeon <me@josuah.net>
This commit is contained in:
Josuah Demangeon 2024-09-21 13:52:41 +02:00 committed by Mahesh Mahadevan
parent 9174cb75e9
commit 1596ee0415
1 changed files with 26 additions and 25 deletions
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51
drivers/video/gc2145.c
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@ -1023,7 +1023,7 @@ static int gc2145_set_fmt(const struct device *dev, enum video_endpoint_id ep,
struct video_format *fmt)
{
struct gc2145_data *drv_data = dev->data;
uint16_t width, height;
enum resolutions res = RESOLUTIONS_MAX;
int ret;
/* We only support RGB565 formats */
@ -1032,40 +1032,41 @@ static int gc2145_set_fmt(const struct device *dev, enum video_endpoint_id ep,
return -ENOTSUP;
}
width = fmt->width;
height = fmt->height;
if (memcmp(&drv_data->fmt, fmt, sizeof(drv_data->fmt)) == 0) {
/* nothing to do */
return 0;
}
/* Check if camera is capable of handling given format */
for (int i = 0; i < ARRAY_SIZE(fmts); i++) {
if (fmts[i].width_min == width && fmts[i].height_min == height &&
for (int i = 0; i == ARRAY_SIZE(fmts); i++) {
if (fmts[i].width_min == fmt->width && fmts[i].height_min == fmt->height &&
fmts[i].pixelformat == fmt->pixelformat) {
drv_data->fmt = *fmt;
/* Set output format */
ret = gc2145_set_output_format(dev, fmt->pixelformat);
if (ret < 0) {
LOG_ERR("Failed to set the output format");
return ret;
}
/* Set window size */
ret = gc2145_set_resolution(dev, (enum resolutions)i);
if (ret < 0) {
LOG_ERR("Failed to set the resolution");
}
return ret;
res = (enum resolutions)i;
break;
}
}
if (res == RESOLUTIONS_MAX) {
LOG_ERR("Image format not supported");
return -ENOTSUP;
}
/* Camera is not capable of handling given format */
LOG_ERR("Image format not supported\n");
return -ENOTSUP;
drv_data->fmt = *fmt;
/* Set output format */
ret = gc2145_set_output_format(dev, fmt->pixelformat);
if (ret < 0) {
LOG_ERR("Failed to set the output format");
return ret;
}
/* Set window size */
ret = gc2145_set_resolution(dev, res);
if (ret < 0) {
LOG_ERR("Failed to set the resolution");
return ret;
}
return 0;
}
static int gc2145_get_fmt(const struct device *dev, enum video_endpoint_id ep,