[Intel-gfx] [PATCH] Revert "drm/i915/dg2: Tile 4 plane format support"

Imre Deak imre.deak at intel.com
Wed Nov 24 09:26:03 UTC 2021


On Wed, Nov 24, 2021 at 11:23:55AM +0200, Stanislav Lisovskiy wrote:
> Tile4 patch still needs an ack from userspace,
> IGT tests and some essential fixes, related to
> new .plane_caps attribute being added.
> 
> This reverts commit 3c542cfa8266e3364938d055b3d548b7bed7f08e.
> 
> Signed-off-by: Stanislav Lisovskiy <stanislav.lisovskiy at intel.com>

Acked-by: Imre Deak <imre.deak at intel.com>

> ---
>  drivers/gpu/drm/i915/display/intel_display.c  |  1 -
>  drivers/gpu/drm/i915/display/intel_fb.c       |  9 ---------
>  drivers/gpu/drm/i915/display/intel_fbc.c      |  1 -
>  .../drm/i915/display/intel_plane_initial.c    |  1 -
>  .../drm/i915/display/skl_universal_plane.c    | 20 ++++++++-----------
>  drivers/gpu/drm/i915/i915_drv.h               |  1 -
>  drivers/gpu/drm/i915/i915_pci.c               |  1 -
>  drivers/gpu/drm/i915/i915_reg.h               |  1 -
>  drivers/gpu/drm/i915/intel_device_info.h      |  1 -
>  drivers/gpu/drm/i915/intel_pm.c               |  1 -
>  include/uapi/drm/drm_fourcc.h                 |  8 --------
>  11 files changed, 8 insertions(+), 37 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
> index 7429965d3682..f3c9208a30b1 100644
> --- a/drivers/gpu/drm/i915/display/intel_display.c
> +++ b/drivers/gpu/drm/i915/display/intel_display.c
> @@ -7766,7 +7766,6 @@ static int intel_atomic_check_async(struct intel_atomic_state *state, struct int
>  		case I915_FORMAT_MOD_X_TILED:
>  		case I915_FORMAT_MOD_Y_TILED:
>  		case I915_FORMAT_MOD_Yf_TILED:
> -		case I915_FORMAT_MOD_4_TILED:
>  			break;
>  		default:
>  			drm_dbg_kms(&i915->drm,
> diff --git a/drivers/gpu/drm/i915/display/intel_fb.c b/drivers/gpu/drm/i915/display/intel_fb.c
> index b7f1ef62072c..c4a743d0913f 100644
> --- a/drivers/gpu/drm/i915/display/intel_fb.c
> +++ b/drivers/gpu/drm/i915/display/intel_fb.c
> @@ -139,9 +139,6 @@ struct intel_modifier_desc {
>  
>  static const struct intel_modifier_desc intel_modifiers[] = {
>  	{
> -		.modifier = I915_FORMAT_MOD_4_TILED,
> -		.display_ver = { 13, 13 },
> -	}, {
>  		.modifier = I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS,
>  		.display_ver = { 12, 13 },
>  		.plane_caps = INTEL_PLANE_CAP_TILING_Y | INTEL_PLANE_CAP_CCS_MC,
> @@ -547,12 +544,6 @@ intel_tile_width_bytes(const struct drm_framebuffer *fb, int color_plane)
>  			return 128;
>  		else
>  			return 512;
> -	case I915_FORMAT_MOD_4_TILED:
> -		/*
> -		 * Each 4K tile consists of 64B(8*8) subtiles, with
> -		 * same shape as Y Tile(i.e 4*16B OWords)
> -		 */
> -		return 128;
>  	case I915_FORMAT_MOD_Y_TILED_CCS:
>  		if (intel_fb_is_ccs_aux_plane(fb, color_plane))
>  			return 128;
> diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c b/drivers/gpu/drm/i915/display/intel_fbc.c
> index 0ceabe40d8c9..d0c34bc3af6c 100644
> --- a/drivers/gpu/drm/i915/display/intel_fbc.c
> +++ b/drivers/gpu/drm/i915/display/intel_fbc.c
> @@ -898,7 +898,6 @@ static bool tiling_is_valid(struct drm_i915_private *i915,
>  	case I915_FORMAT_MOD_Y_TILED:
>  	case I915_FORMAT_MOD_Yf_TILED:
>  		return DISPLAY_VER(i915) >= 9;
> -	case I915_FORMAT_MOD_4_TILED:
>  	case I915_FORMAT_MOD_X_TILED:
>  		return true;
>  	default:
> diff --git a/drivers/gpu/drm/i915/display/intel_plane_initial.c b/drivers/gpu/drm/i915/display/intel_plane_initial.c
> index d80855ee9b96..dcd698a02da2 100644
> --- a/drivers/gpu/drm/i915/display/intel_plane_initial.c
> +++ b/drivers/gpu/drm/i915/display/intel_plane_initial.c
> @@ -125,7 +125,6 @@ intel_alloc_initial_plane_obj(struct intel_crtc *crtc,
>  	case DRM_FORMAT_MOD_LINEAR:
>  	case I915_FORMAT_MOD_X_TILED:
>  	case I915_FORMAT_MOD_Y_TILED:
> -	case I915_FORMAT_MOD_4_TILED:
>  		break;
>  	default:
>  		drm_dbg(&dev_priv->drm,
> diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c
> index e5cda5bcbde4..28890876bdeb 100644
> --- a/drivers/gpu/drm/i915/display/skl_universal_plane.c
> +++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c
> @@ -751,8 +751,6 @@ static u32 skl_plane_ctl_tiling(u64 fb_modifier)
>  		return PLANE_CTL_TILED_X;
>  	case I915_FORMAT_MOD_Y_TILED:
>  		return PLANE_CTL_TILED_Y;
> -	case I915_FORMAT_MOD_4_TILED:
> -		return PLANE_CTL_TILED_4;
>  	case I915_FORMAT_MOD_Y_TILED_CCS:
>  	case I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS_CC:
>  		return PLANE_CTL_TILED_Y | PLANE_CTL_RENDER_DECOMPRESSION_ENABLE;
> @@ -1973,7 +1971,9 @@ static bool gen12_plane_format_mod_supported(struct drm_plane *_plane,
>  	case DRM_FORMAT_Y216:
>  	case DRM_FORMAT_XVYU12_16161616:
>  	case DRM_FORMAT_XVYU16161616:
> -		if (!intel_fb_is_ccs_modifier(modifier))
> +		if (modifier == DRM_FORMAT_MOD_LINEAR ||
> +		    modifier == I915_FORMAT_MOD_X_TILED ||
> +		    modifier == I915_FORMAT_MOD_Y_TILED)
>  			return true;
>  		fallthrough;
>  	default:
> @@ -2299,15 +2299,11 @@ skl_get_initial_plane_config(struct intel_crtc *crtc,
>  		else
>  			fb->modifier = I915_FORMAT_MOD_Y_TILED;
>  		break;
> -	case PLANE_CTL_TILED_YF: /* aka PLANE_CTL_TILED_4 on XE_LPD+ */
> -		if (HAS_4TILE(dev_priv)) {
> -			fb->modifier = I915_FORMAT_MOD_4_TILED;
> -		} else {
> -			if (val & PLANE_CTL_RENDER_DECOMPRESSION_ENABLE)
> -				fb->modifier = I915_FORMAT_MOD_Yf_TILED_CCS;
> -			else
> -				fb->modifier = I915_FORMAT_MOD_Yf_TILED;
> -		}
> +	case PLANE_CTL_TILED_YF:
> +		if (val & PLANE_CTL_RENDER_DECOMPRESSION_ENABLE)
> +			fb->modifier = I915_FORMAT_MOD_Yf_TILED_CCS;
> +		else
> +			fb->modifier = I915_FORMAT_MOD_Yf_TILED;
>  		break;
>  	default:
>  		MISSING_CASE(tiling);
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index 3d90bd732e91..1bfadd9127fc 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -1627,7 +1627,6 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915,
>  #define CMDPARSER_USES_GGTT(dev_priv) (GRAPHICS_VER(dev_priv) == 7)
>  
>  #define HAS_LLC(dev_priv)	(INTEL_INFO(dev_priv)->has_llc)
> -#define HAS_4TILE(dev_priv)    (INTEL_INFO(dev_priv)->has_4tile)
>  #define HAS_SNOOP(dev_priv)	(INTEL_INFO(dev_priv)->has_snoop)
>  #define HAS_EDRAM(dev_priv)	((dev_priv)->edram_size_mb)
>  #define HAS_SECURE_BATCHES(dev_priv) (GRAPHICS_VER(dev_priv) < 6)
> diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c
> index 403d3a581ce7..f01cba4ec283 100644
> --- a/drivers/gpu/drm/i915/i915_pci.c
> +++ b/drivers/gpu/drm/i915/i915_pci.c
> @@ -1044,7 +1044,6 @@ static const struct intel_device_info dg2_info = {
>  	DGFX_FEATURES,
>  	.graphics.rel = 55,
>  	.media.rel = 55,
> -	.has_4tile = 1,
>  	PLATFORM(INTEL_DG2),
>  	.platform_engine_mask =
>  		BIT(RCS0) | BIT(BCS0) |
> diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
> index 22d18a292430..3450818802c2 100644
> --- a/drivers/gpu/drm/i915/i915_reg.h
> +++ b/drivers/gpu/drm/i915/i915_reg.h
> @@ -7284,7 +7284,6 @@ enum {
>  #define   PLANE_CTL_TILED_X			(1 << 10)
>  #define   PLANE_CTL_TILED_Y			(4 << 10)
>  #define   PLANE_CTL_TILED_YF			(5 << 10)
> -#define   PLANE_CTL_TILED_4			(5 << 10)
>  #define   PLANE_CTL_ASYNC_FLIP			(1 << 9)
>  #define   PLANE_CTL_FLIP_HORIZONTAL		(1 << 8)
>  #define   PLANE_CTL_MEDIA_DECOMPRESSION_ENABLE	(1 << 4) /* TGL+ */
> diff --git a/drivers/gpu/drm/i915/intel_device_info.h b/drivers/gpu/drm/i915/intel_device_info.h
> index 67177e18704a..669f0d26c3c3 100644
> --- a/drivers/gpu/drm/i915/intel_device_info.h
> +++ b/drivers/gpu/drm/i915/intel_device_info.h
> @@ -125,7 +125,6 @@ enum intel_ppgtt_type {
>  	func(has_64bit_reloc); \
>  	func(gpu_reset_clobbers_display); \
>  	func(has_reset_engine); \
> -	func(has_4tile); \
>  	func(has_global_mocs); \
>  	func(has_gt_uc); \
>  	func(has_l3_dpf); \
> diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> index 167704f0acf0..01fa3fac1b57 100644
> --- a/drivers/gpu/drm/i915/intel_pm.c
> +++ b/drivers/gpu/drm/i915/intel_pm.c
> @@ -5386,7 +5386,6 @@ skl_compute_wm_params(const struct intel_crtc_state *crtc_state,
>  	}
>  
>  	wp->y_tiled = modifier == I915_FORMAT_MOD_Y_TILED ||
> -		      modifier == I915_FORMAT_MOD_4_TILED ||
>  		      modifier == I915_FORMAT_MOD_Yf_TILED ||
>  		      modifier == I915_FORMAT_MOD_Y_TILED_CCS ||
>  		      modifier == I915_FORMAT_MOD_Yf_TILED_CCS;
> diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h
> index 41184a94935d..7f652c96845b 100644
> --- a/include/uapi/drm/drm_fourcc.h
> +++ b/include/uapi/drm/drm_fourcc.h
> @@ -564,14 +564,6 @@ extern "C" {
>   * pitch is required to be a multiple of 4 tile widths.
>   */
>  #define I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS_CC fourcc_mod_code(INTEL, 8)
> -/*
> - * Intel F-tiling(aka Tile4) layout
> - *
> - * This is a tiled layout using 4Kb tiles in row-major layout.
> - * Within the tile pixels are laid out in 64 byte units / sub-tiles in OWORD
> - * (16 bytes) chunks column-major..
> - */
> -#define I915_FORMAT_MOD_4_TILED         fourcc_mod_code(INTEL, 9)
>  
>  /*
>   * Tiled, NV12MT, grouped in 64 (pixels) x 32 (lines) -sized macroblocks
> -- 
> 2.24.1.485.gad05a3d8e5
> 


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