Hi, Daniel, Thanks for your comment. On Tue, 2017-01-03 at 14:27 +0800, Daniel Kurtz wrote: > On Fri, Dec 30, 2016 at 2:26 PM, Bibby Hsieh <bibby.hsieh@xxxxxxxxxxxx> wrote: > > > > MT8173 overlay can support UYVY and YUYV format, > > we add the format in DRM driver. > > > > Signed-off-by: Bibby Hsieh <bibby.hsieh@xxxxxxxxxxxx> > > Reviewed-by: Daniel Kurtz <djkurtz@xxxxxxxxxxxx> > > --- > > drivers/gpu/drm/mediatek/mtk_disp_ovl.c | 21 +++++++++++++++++++++ > > drivers/gpu/drm/mediatek/mtk_drm_plane.c | 2 ++ > > 2 files changed, 23 insertions(+) > > > > diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c > > index c703102..de05845 100644 > > --- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c > > +++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c > > @@ -40,10 +40,13 @@ > > #define OVL_RDMA_MEM_GMC 0x40402020 > > > > #define OVL_CON_BYTE_SWAP BIT(24) > > +#define OVL_CON_MTX_YUV_TO_RGB (6 << 16) > > #define OVL_CON_CLRFMT_RGB565 (0 << 12) > > #define OVL_CON_CLRFMT_RGB888 (1 << 12) > > #define OVL_CON_CLRFMT_RGBA8888 (2 << 12) > > #define OVL_CON_CLRFMT_ARGB8888 (3 << 12) > > +#define OVL_CON_CLRFMT_UYVY (4 << 12) > > +#define OVL_CON_CLRFMT_YUYV (5 << 12) > > Why not just add " | OVL_CON_MTX_YUV_TO_RGB" here in the definition of > these two constants, instead of adding a helper function? > > > #define OVL_CON_AEN BIT(8) > > #define OVL_CON_ALPHA 0xff > > > > @@ -162,6 +165,21 @@ static unsigned int ovl_fmt_convert(unsigned int fmt) > > case DRM_FORMAT_XBGR8888: > > case DRM_FORMAT_ABGR8888: > > return OVL_CON_CLRFMT_RGBA8888 | OVL_CON_BYTE_SWAP; > > + case DRM_FORMAT_UYVY: > > + return OVL_CON_CLRFMT_UYVY; > > + case DRM_FORMAT_YUYV: > > + return OVL_CON_CLRFMT_YUYV; > > + } > > +} How about adding " | OVL_CON_MTX_YUV_TO_RGB" after here in "return OVL_CON_CLRFMT_UYVY" and "return OVL_CON_CLRFMT_YUYV" ?? > > + > > +static bool ovl_yuv_space(unsigned int fmt) > > +{ > > + switch (fmt) { > > + case DRM_FORMAT_UYVY: > > + case DRM_FORMAT_YUYV: > > + return true; > > + default: > > + return false; > > } > > } > > > > @@ -183,6 +201,9 @@ static void mtk_ovl_layer_config(struct mtk_ddp_comp *comp, unsigned int idx, > > if (idx != 0) > > con |= OVL_CON_AEN | OVL_CON_ALPHA; > > > > + if (ovl_yuv_space(fmt)) > > + con |= OVL_CON_MTX_YUV_TO_RGB; > > + > > writel_relaxed(con, comp->regs + DISP_REG_OVL_CON(idx)); > > writel_relaxed(pitch, comp->regs + DISP_REG_OVL_PITCH(idx)); > > writel_relaxed(src_size, comp->regs + DISP_REG_OVL_SRC_SIZE(idx)); > > diff --git a/drivers/gpu/drm/mediatek/mtk_drm_plane.c b/drivers/gpu/drm/mediatek/mtk_drm_plane.c > > index c461a23..8c02d1d 100644 > > --- a/drivers/gpu/drm/mediatek/mtk_drm_plane.c > > +++ b/drivers/gpu/drm/mediatek/mtk_drm_plane.c > > @@ -28,6 +28,8 @@ > > DRM_FORMAT_XRGB8888, > > DRM_FORMAT_ARGB8888, > > DRM_FORMAT_RGB565, > > + DRM_FORMAT_UYVY, > > + DRM_FORMAT_YUYV, > > }; > > > > static void mtk_plane_reset(struct drm_plane *plane) > > -- > > 1.9.1 > > -- Bibby _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel