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Subject[PATCH v2 04/15] [media] mtk-mipicsi: add color format support for mt2712
Date
This patch add color format support for mt2712

Signed-off-by: Stu Hsieh <stu.hsieh@mediatek.com>
---
.../media/platform/mtk-mipicsi/mtk_mipicsi.c | 20 +++++++++++++++++++
1 file changed, 20 insertions(+)

diff --git a/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c b/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c
index ec4f6b503b32..16f6bc480f4e 100644
--- a/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c
+++ b/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c
@@ -138,6 +138,20 @@ static void mtk_mipicsi_remove_device(struct soc_camera_device *icd)
(void)pm_runtime_put_sync(icd->parent);
}

+static bool is_supported(const u32 pixformat)
+{
+ switch (pixformat) {
+ /* YUV422 */
+ case V4L2_PIX_FMT_YUYV:
+ case V4L2_PIX_FMT_UYVY:
+ case V4L2_PIX_FMT_YVYU:
+ case V4L2_PIX_FMT_VYUY:
+ return true;
+ }
+
+ return false;
+}
+
static int mtk_mipicsi_set_fmt(struct soc_camera_device *icd,
struct v4l2_format *f)
{
@@ -153,6 +167,12 @@ static int mtk_mipicsi_set_fmt(struct soc_camera_device *icd,
struct v4l2_mbus_framefmt *mf = &format.format;
int ret = 0;

+ if (!is_supported(pix->pixelformat)) {
+ dev_err(dev, "Format %x not support. set V4L2_PIX_FMT_YUYV as default\n",
+ pix->pixelformat);
+ pix->pixelformat = V4L2_PIX_FMT_YUYV;
+ }
+
xlate = soc_camera_xlate_by_fourcc(icd, pix->pixelformat);
if (xlate == NULL) {
dev_err(dev, "Format 0x%x not found\n", pix->pixelformat);
--
2.18.0
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