Re: [PATCH v2 3/4] drm/i915/icl: Preparations for enabling Y210, Y212, Y216 formats

[Juha-Pekka Heikkilä <juhapekka.heikkila@xxxxxxxxx>]

Swati Sharma kirjoitti 12.9.2018 klo 13.32:
> From: Vidya Srinivas <vidya.srinivas@xxxxxxxxx>
>
> Signed-off-by: Swati Sharma <swati2.sharma@xxxxxxxxx>
> Signed-off-by: Vidya Srinivas <vidya.srinivas@xxxxxxxxx>
> ---
>   drivers/gpu/drm/i915/intel_display.c | 15 +++++++++++++++
>   drivers/gpu/drm/i915/intel_sprite.c  |  3 +++
>   2 files changed, 18 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index 2b77d93..7c68a0d 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -3512,6 +3512,12 @@ static u32 skl_plane_ctl_format(uint32_t pixel_format)
>   		return PLANE_CTL_FORMAT_YUV422 | PLANE_CTL_YUV422_VYUY;
>   	case DRM_FORMAT_NV12:
>   		return PLANE_CTL_FORMAT_NV12;
> +	case DRM_FORMAT_Y210:
> +		return PLANE_CTL_FORMAT_Y210;
> +	case DRM_FORMAT_Y212:
> +		return PLANE_CTL_FORMAT_Y212;
> +	case DRM_FORMAT_Y216:
> +		return PLANE_CTL_FORMAT_Y216;
>   	default:
>   		MISSING_CASE(pixel_format);
>   	}
> @@ -4960,6 +4966,9 @@ static int skl_update_scaler_plane(struct intel_crtc_state *crtc_state,
>   	case DRM_FORMAT_UYVY:
>   	case DRM_FORMAT_VYUY:
>   	case DRM_FORMAT_NV12:
> +	case DRM_FORMAT_Y210:
> +	case DRM_FORMAT_Y212:
> +	case DRM_FORMAT_Y216:
>   		break;
>   	default:
>   		DRM_DEBUG_KMS("[PLANE:%d:%s] FB:%d unsupported scaling format 0x%x\n",
> @@ -13422,6 +13431,9 @@ static bool skl_plane_format_mod_supported(struct drm_plane *_plane,
>   	case DRM_FORMAT_YVYU:
>   	case DRM_FORMAT_UYVY:
>   	case DRM_FORMAT_VYUY:
> +	case DRM_FORMAT_Y210:
> +	case DRM_FORMAT_Y212:
> +	case DRM_FORMAT_Y216:
>   	case DRM_FORMAT_NV12:
>   		if (modifier == I915_FORMAT_MOD_Yf_TILED)
>   			return true;
> @@ -14551,6 +14563,9 @@ static int intel_framebuffer_init(struct intel_framebuffer *intel_fb,
>   	case DRM_FORMAT_UYVY:
>   	case DRM_FORMAT_YVYU:
>   	case DRM_FORMAT_VYUY:
> +	case DRM_FORMAT_Y210:
> +	case DRM_FORMAT_Y212:
> +	case DRM_FORMAT_Y216:
>   		if (INTEL_GEN(dev_priv) < 5 && !IS_G4X(dev_priv)) {
>   			DRM_DEBUG_KMS("unsupported pixel format: %s\n",
>   				      drm_get_format_name(mode_cmd->pixel_format, &format_name));

This is wrong place for these cases. These three new YUV formats are 
available on ICL+. You'll need case handling which checks if 
INTEL_GEN(dev_priv) < 11.

/Juha-Pekka

> diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
> index 9600ccf..f7e2768 100644
> --- a/drivers/gpu/drm/i915/intel_sprite.c
> +++ b/drivers/gpu/drm/i915/intel_sprite.c
> @@ -1419,6 +1419,9 @@ static bool skl_plane_format_mod_supported(struct drm_plane *_plane,
>   	case DRM_FORMAT_YVYU:
>   	case DRM_FORMAT_UYVY:
>   	case DRM_FORMAT_VYUY:
> +	case DRM_FORMAT_Y210:
> +	case DRM_FORMAT_Y212:
> +	case DRM_FORMAT_Y216:
>   	case DRM_FORMAT_NV12:
>   		if (modifier == I915_FORMAT_MOD_Yf_TILED)
>   			return true;
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