>-----Original Message-----
>From: Intel-gfx <intel-gfx-boun...@lists.freedesktop.org> On Behalf Of Ville
>Syrjala
>Sent: Tuesday, October 8, 2019 9:45 PM
>To: intel-gfx@lists.freedesktop.org
>Subject: [Intel-gfx] [PATCH 4/9] drm/i915: Expose C8 on VLV/CHV sprite planes
>
>From: Ville Syrjälä <ville.syrj...@linux.intel.com>
>
>VLV/CHV sprite planes also support the C8 format. Let's expose that.
Looks good to me.
Reviewed-by: Uma Shankar <uma.shan...@intel.com>
>Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
>---
> drivers/gpu/drm/i915/display/intel_sprite.c | 6 ++++++
> drivers/gpu/drm/i915/i915_reg.h | 1 +
> 2 files changed, 7 insertions(+)
>
>diff --git a/drivers/gpu/drm/i915/display/intel_sprite.c
>b/drivers/gpu/drm/i915/display/intel_sprite.c
>index fb36da58390a..4cd0982dc8a2 100644
>--- a/drivers/gpu/drm/i915/display/intel_sprite.c
>+++ b/drivers/gpu/drm/i915/display/intel_sprite.c
>@@ -846,6 +846,9 @@ static u32 vlv_sprite_ctl(const struct intel_crtc_state
>*crtc_state,
> case DRM_FORMAT_VYUY:
> sprctl |= SP_FORMAT_YUV422 | SP_YUV_ORDER_VYUY;
> break;
>+ case DRM_FORMAT_C8:
>+ sprctl |= SP_FORMAT_8BPP;
>+ break;
> case DRM_FORMAT_RGB565:
> sprctl |= SP_FORMAT_BGR565;
> break;
>@@ -2010,6 +2013,7 @@ static const u32 snb_plane_formats[] = { };
>
> static const u32 vlv_plane_formats[] = {
>+ DRM_FORMAT_C8,
> DRM_FORMAT_RGB565,
> DRM_FORMAT_ABGR8888,
> DRM_FORMAT_ARGB8888,
>@@ -2024,6 +2028,7 @@ static const u32 vlv_plane_formats[] = { };
>
> static const u32 chv_pipe_b_sprite_formats[] = {
>+ DRM_FORMAT_C8,
> DRM_FORMAT_RGB565,
> DRM_FORMAT_ABGR8888,
> DRM_FORMAT_ARGB8888,
>@@ -2256,6 +2261,7 @@ static bool vlv_sprite_format_mod_supported(struct
>drm_plane *_plane,
> }
>
> switch (format) {
>+ case DRM_FORMAT_C8:
> case DRM_FORMAT_RGB565:
> case DRM_FORMAT_ABGR8888:
> case DRM_FORMAT_ARGB8888:
>diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
>index
>74bb5a6cbe4f..577468928ffa 100644
>--- a/drivers/gpu/drm/i915/i915_reg.h
>+++ b/drivers/gpu/drm/i915/i915_reg.h
>@@ -6546,6 +6546,7 @@ enum {
> #define SP_GAMMA_ENABLE (1 << 30)
> #define SP_PIXFORMAT_MASK (0xf << 26)
> #define SP_FORMAT_YUV422 (0x0 << 26)
>+#define SP_FORMAT_8BPP (0x2 << 26)
> #define SP_FORMAT_BGR565 (0x5 << 26)
> #define SP_FORMAT_BGRX8888 (0x6 << 26)
> #define SP_FORMAT_BGRA8888 (0x7 << 26)
>--
>2.21.0
>
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