MLK-17703-9: drm: imx: dcss: align input and output pipe gamut and nonlinearity

For better results, output and input pipe gamut and nonlinearity should
match.

Signed-off-by: Laurentiu Palcu <laurentiu.palcu@nxp.com>

diff --git a/drivers/gpu/drm/imx/dcss/dcss-plane.c b/drivers/gpu/drm/imx/dcss/dcss-plane.c
index ae2d706..fb48629 100644 (file)
--- a/drivers/gpu/drm/imx/dcss/dcss-plane.c
+++ b/drivers/gpu/drm/imx/dcss/dcss-plane.c
@@ -464,12 +464,12 @@ static void dcss_plane_atomic_update(struct drm_plane *plane,
 
        ipipe_cfg.pixel_format = pixel_format;
 
-       ipipe_cfg.nl = NL_REC2084;
-       ipipe_cfg.pr = PR_FULL;
-       ipipe_cfg.g = G_REC2020;
-
        dcss_crtc_get_opipe_cfg(state->crtc, &opipe_cfg);
 
+       ipipe_cfg.nl = opipe_cfg.nl == NL_REC2084 ? NL_REC2084 : NL_REC709;
+       ipipe_cfg.pr = PR_FULL;
+       ipipe_cfg.g = opipe_cfg.g == G_REC2020 ? G_REC2020 : G_REC709;
+
        dcss_hdr10_setup(dcss_plane->dcss, dcss_plane->ch_num,
                         &ipipe_cfg, &opipe_cfg);