[PATCH 2/4] [media] exynos-gsc: Respect userspace colorspace setting

[Thibault Saunier <thibault.saunier@xxxxxxxxxxxxxxx>]

If the colorspace is specified by userspace we should respect
it and not reset it ourself if we can support it.

Signed-off-by: Thibault Saunier <thibault.saunier@xxxxxxxxxxxxxxx>
---
 drivers/media/platform/exynos-gsc/gsc-core.c | 25 +++++++++++++++++--------
 1 file changed, 17 insertions(+), 8 deletions(-)

diff --git a/drivers/media/platform/exynos-gsc/gsc-core.c b/drivers/media/platform/exynos-gsc/gsc-core.c
index 2beb43401987..63bb4577827d 100644
--- a/drivers/media/platform/exynos-gsc/gsc-core.c
+++ b/drivers/media/platform/exynos-gsc/gsc-core.c
@@ -445,10 +445,14 @@ int gsc_try_fmt_mplane(struct gsc_ctx *ctx, struct v4l2_format *f)
 
 	pix_mp->num_planes = fmt->num_planes;
 
-	if (pix_mp->width > 720 && pix_mp->height > 576) /* HD */
-		pix_mp->colorspace = V4L2_COLORSPACE_REC709;
-	else /* SD */
-		pix_mp->colorspace = V4L2_COLORSPACE_SMPTE170M;
+	if (pix_mp->colorspace != V4L2_COLORSPACE_REC709 &&
+		pix_mp->colorspace != V4L2_COLORSPACE_SMPTE170M &&
+		pix_mp->colorspace != V4L2_COLORSPACE_DEFAULT) {
+		if (pix_mp->width > 720 && pix_mp->height > 576) /* HD */
+		  pix_mp->colorspace = V4L2_COLORSPACE_REC709;
+		else /* SD */
+		  pix_mp->colorspace = V4L2_COLORSPACE_SMPTE170M;
+	  }
 
 	for (i = 0; i < pix_mp->num_planes; ++i) {
 		struct v4l2_plane_pix_format *plane_fmt = &pix_mp->plane_fmt[i];
@@ -492,12 +496,17 @@ int gsc_g_fmt_mplane(struct gsc_ctx *ctx, struct v4l2_format *f)
 	pix_mp->height		= frame->f_height;
 	pix_mp->field		= V4L2_FIELD_NONE;
 	pix_mp->pixelformat	= frame->fmt->pixelformat;
-	if (pix_mp->width > 720 && pix_mp->height > 576) /* HD */
-		pix_mp->colorspace = V4L2_COLORSPACE_REC709;
-	else /* SD */
-		pix_mp->colorspace = V4L2_COLORSPACE_SMPTE170M;
 	pix_mp->num_planes	= frame->fmt->num_planes;
 
+	if (pix_mp->colorspace != V4L2_COLORSPACE_REC709 &&
+		pix_mp->colorspace != V4L2_COLORSPACE_SMPTE170M &&
+		pix_mp->colorspace != V4L2_COLORSPACE_DEFAULT) {
+		if (pix_mp->width > 720 && pix_mp->height > 576) /* HD */
+		  pix_mp->colorspace = V4L2_COLORSPACE_REC709;
+		else /* SD */
+		  pix_mp->colorspace = V4L2_COLORSPACE_SMPTE170M;
+	  }
+
 	for (i = 0; i < pix_mp->num_planes; ++i) {
 		pix_mp->plane_fmt[i].bytesperline = (frame->f_width *
 			frame->fmt->depth[i]) / 8;
-- 
2.11.1

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