[RFC,v3,9/9] Gen-12 display can decompress surfaces compressed by the media engine.

Message ID	20190923102935.5860-10-dhinakaran.pandiyan@intel.com (mailing list archive)
State	New, archived
Headers	show Return-Path: <SRS0=Q23C=XS=lists.freedesktop.org=intel-gfx-bounces@kernel.org> DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5D9AF206C2 From: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com> To: intel-gfx@lists.freedesktop.org Date: Mon, 23 Sep 2019 03:29:35 -0700 Message-Id: <20190923102935.5860-10-dhinakaran.pandiyan@intel.com> In-Reply-To: <20190923102935.5860-1-dhinakaran.pandiyan@intel.com> References: <20190923102935.5860-1-dhinakaran.pandiyan@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [RFC v3 9/9] Gen-12 display can decompress surfaces compressed by the media engine. Precedence: list Cc: Nanley G Chery <nanley.g.chery@intel.com>, Lucas De Marchi <lucas.demarchi@intel.com>, Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com> Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" <intel-gfx-bounces@lists.freedesktop.org>
Series	Gen12 E2E compression \| expand [RFC,v3,0/9] Gen12 E2E compression [RFC,v3,1/9] drm/framebuffer: Format modifier for Intel Gen-12 render compression [RFC,v3,2/9] drm/i915: Use intel_tile_height() instead of re-implementing [RFC,v3,3/9] drm/i915: Move CCS stride alignment W/A inside intel_fb_stride_alignment [RFC,v3,4/9] drm/i915/tgl: Gen-12 render decompression [RFC,v3,5/9] drm/i915: Extract framebufer CCS offset checks into a function [RFC,v3,6/9] drm/framebuffer: Format modifier for Intel Gen-12 media compression [RFC,v3,7/9] drm/i915: Skip rotated offset adjustment for unsupported modifiers [RFC,v3,8/9] drm/fb: Extend format_info member arrays to handle four planes [RFC,v3,9/9] Gen-12 display can decompress surfaces compressed by the media engine.

diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 6f0f38157697..e55ef715b53d 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -1911,6 +1911,10 @@ intel_tile_width_bytes(const struct drm_framebuffer *fb, int color_plane) if (color_plane == 1) return 128; /* fall through */ + case I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS: + if (color_plane == 3) + return 64; + /* fall through */ case I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS: if (color_plane == 1) return 64; @@ -2256,8 +2260,16 @@ static u32 intel_adjust_tile_offset(int *x, int *y, static bool is_surface_linear(u64 modifier, int color_plane) { - return modifier == DRM_FORMAT_MOD_LINEAR || - (modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS && color_plane == 1); + switch (modifier) { + case DRM_FORMAT_MOD_LINEAR: + return true; + case I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS: + return color_plane == 1; + case I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS: + return color_plane == 1 || color_plane == 3; + default: + return false; + } } static u32 intel_adjust_aligned_offset(int *x, int *y, @@ -2445,6 +2457,7 @@ static unsigned int intel_fb_modifier_to_tiling(u64 fb_modifier) case I915_FORMAT_MOD_Y_TILED: case I915_FORMAT_MOD_Y_TILED_CCS: case I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS: + case I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS: return I915_TILING_Y; default: return I915_TILING_NONE; @@ -2492,6 +2505,10 @@ static const struct drm_format_info gen12_ccs_formats[] = { .cpp = { 4, 1, }, .hsub = 2, .vsub = 32, .has_alpha = true }, { .format = DRM_FORMAT_ABGR8888, .depth = 32, .num_planes = 2, .cpp = { 4, 1, }, .hsub = 2, .vsub = 32, .has_alpha = true }, + { .format = DRM_FORMAT_YUYV, .num_planes = 2, + .cpp = { 2, 1, }, .hsub = 4, .vsub = 32, .is_yuv = true }, + { .format = DRM_FORMAT_NV12, .num_planes = 4, + .cpp = { 1, 1, 2, 1}, .hsub = 2, .vsub = 2, .is_yuv = true }, }; static const struct drm_format_info * @@ -2529,6 +2546,7 @@ intel_get_format_info(const struct drm_mode_fb_cmd2 *cmd) bool is_ccs_modifier(u64 modifier) { return modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS || + modifier == I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS || modifier == I915_FORMAT_MOD_Y_TILED_CCS || modifier == I915_FORMAT_MOD_Yf_TILED_CCS; } @@ -2592,7 +2610,7 @@ intel_fb_stride_alignment(const struct drm_framebuffer *fb, int color_plane) } tile_width = intel_tile_width_bytes(fb, color_plane); - if (is_ccs_modifier(fb->modifier) && color_plane == 0) { + if (is_ccs_modifier(fb->modifier)) { /* * Display WA #0531: skl,bxt,kbl,glk * @@ -2602,7 +2620,7 @@ intel_fb_stride_alignment(const struct drm_framebuffer *fb, int color_plane) * require the entire fb to accommodate that to avoid * potential runtime errors at plane configuration time. */ - if (IS_GEN(dev_priv, 9) && fb->width > 3840) + if (IS_GEN(dev_priv, 9) && color_plane == 0 && fb->width > 3840) tile_width *= 4; /* * The main surface pitch must be padded to a multiple of four @@ -2682,25 +2700,71 @@ static bool intel_plane_needs_remap(const struct intel_plane_state *plane_state) return stride > max_stride; } +static void +intel_fb_plane_get_subsampling(int *hsub, int *vsub, const struct drm_framebuffer *fb, int color_plane) +{ + if (fb->modifier == I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS) { + static const struct { + int cpp[4]; + int vsub[4]; + int hsub[4]; + } mc_ccs_subsampling = {.cpp = {1, 1, 2, 1}, .hsub = {1, 8, 2, 16}, .vsub = {1, 32, 2, 32}}; + + *hsub = mc_ccs_subsampling.hsub[color_plane]; + *vsub = mc_ccs_subsampling.vsub[color_plane]; + } else { + *hsub = fb->format->hsub; + *vsub = fb->format->vsub; + } +} + +static void +intel_fb_plane_dims(int *w, int *h, struct drm_framebuffer *fb, int color_plane) +{ + int hsub, vsub; + + intel_fb_plane_get_subsampling(&hsub, &vsub, fb, color_plane); + *w = fb->width/hsub; + *h = fb->height/vsub; +} + +static bool is_ccs_plane(u64 modifier, int color_plane) +{ + if (!is_ccs_modifier(modifier)) + return false; + else if (modifier == I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS) + return color_plane == 3 || color_plane == 1; + else + return color_plane == 1; +} + static int -intel_fb_check_ccs_xy(struct drm_framebuffer *fb, int x, int y) +intel_fb_check_ccs_xy(struct drm_framebuffer *fb, int color_plane, int x, int y) { struct intel_framebuffer *intel_fb = to_intel_framebuffer(fb); - int hsub = fb->format->hsub; - int vsub = fb->format->vsub; + int hsub, vsub; + int hsub_main, vsub_main; int tile_width, tile_height; int ccs_x, ccs_y; int main_x, main_y; - intel_tile_dims(fb, 1, &tile_width, &tile_height); + if (!is_ccs_plane(fb->modifier, color_plane)) + return 0; + + intel_tile_dims(fb, color_plane, &tile_width, &tile_height); + intel_fb_plane_get_subsampling(&hsub, &vsub, fb, color_plane); + intel_fb_plane_get_subsampling(&hsub_main, &vsub_main, fb, color_plane - 1); + + hsub /= hsub_main; + vsub /= vsub_main; tile_width *= hsub; tile_height *= vsub; ccs_x = (x * hsub) % tile_width; ccs_y = (y * vsub) % tile_height; - main_x = intel_fb->normal[0].x % tile_width; - main_y = intel_fb->normal[0].y % tile_height; + main_x = intel_fb->normal[color_plane - 1].x % tile_width; + main_y = intel_fb->normal[color_plane - 1].y % tile_height; /* * CCS doesn't have its own x/y offset register, so the intra CCS tile @@ -2710,8 +2774,8 @@ intel_fb_check_ccs_xy(struct drm_framebuffer *fb, int x, int y) DRM_DEBUG_KMS("Bad CCS x/y (main %d,%d ccs %d,%d) full (main %d,%d ccs %d,%d)\n", main_x, main_y, ccs_x, ccs_y, - intel_fb->normal[0].x, - intel_fb->normal[0].y, + intel_fb->normal[color_plane - 1].x, + intel_fb->normal[color_plane - 1].y, x, y); return -EINVAL; } @@ -2739,8 +2803,7 @@ intel_fill_fb_info(struct drm_i915_private *dev_priv, int ret; cpp = fb->format->cpp[i]; - width = drm_framebuffer_plane_width(fb->width, fb, i); - height = drm_framebuffer_plane_height(fb->height, fb, i); + intel_fb_plane_dims(&width, &height, fb, i); ret = intel_fb_offset_to_xy(&x, &y, fb, i); if (ret) { @@ -2749,11 +2812,9 @@ intel_fill_fb_info(struct drm_i915_private *dev_priv, return ret; } - if (is_ccs_modifier(fb->modifier) && i == 1) { - ret = intel_fb_check_ccs_xy(fb, x, y); - if (ret) - return ret; - } + ret = intel_fb_check_ccs_xy(fb, i, x, y); + if (ret) + return ret; /* * The fence (if used) is aligned to the start of the object @@ -3371,6 +3432,7 @@ static int skl_max_plane_width(const struct drm_framebuffer *fb, return 5120; case I915_FORMAT_MOD_Y_TILED_CCS: case I915_FORMAT_MOD_Yf_TILED_CCS: + case I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS: /* FIXME AUX plane? */ case I915_FORMAT_MOD_Y_TILED: case I915_FORMAT_MOD_Yf_TILED: @@ -3430,16 +3492,18 @@ static int icl_max_plane_height(void) } static bool skl_check_main_ccs_coordinates(struct intel_plane_state *plane_state, - int main_x, int main_y, u32 main_offset) + int main_x, int main_y, u32 main_offset, + int aux_plane) { const struct drm_framebuffer *fb = plane_state->base.fb; - int hsub = fb->format->hsub; - int vsub = fb->format->vsub; - int aux_x = plane_state->color_plane[1].x; - int aux_y = plane_state->color_plane[1].y; - u32 aux_offset = plane_state->color_plane[1].offset; - u32 alignment = intel_surf_alignment(fb, 1); - + int hsub; + int vsub; + int aux_x = plane_state->color_plane[aux_plane].x; + int aux_y = plane_state->color_plane[aux_plane].y; + u32 aux_offset = plane_state->color_plane[aux_plane].offset; + u32 alignment = intel_surf_alignment(fb, aux_plane); + + intel_fb_plane_get_subsampling(&hsub, &vsub, fb, aux_plane); while (aux_offset >= main_offset && aux_y <= main_y) { int x, y; @@ -3451,7 +3515,7 @@ static bool skl_check_main_ccs_coordinates(struct intel_plane_state *plane_state x = aux_x / hsub; y = aux_y / vsub; - aux_offset = intel_plane_adjust_aligned_offset(&x, &y, plane_state, 1, + aux_offset = intel_plane_adjust_aligned_offset(&x, &y, plane_state, aux_plane, aux_offset, aux_offset - alignment); aux_x = x * hsub + aux_x % hsub; aux_y = y * vsub + aux_y % vsub; @@ -3460,9 +3524,9 @@ static bool skl_check_main_ccs_coordinates(struct intel_plane_state *plane_state if (aux_x != main_x || aux_y != main_y) return false; - plane_state->color_plane[1].offset = aux_offset; - plane_state->color_plane[1].x = aux_x; - plane_state->color_plane[1].y = aux_y; + plane_state->color_plane[aux_plane].offset = aux_offset; + plane_state->color_plane[aux_plane].x = aux_x; + plane_state->color_plane[aux_plane].y = aux_y; return true; } @@ -3536,7 +3600,7 @@ static int skl_check_main_surface(struct intel_plane_state *plane_state) * they match with the main surface x/y offsets. */ if (is_ccs_modifier(fb->modifier)) { - while (!skl_check_main_ccs_coordinates(plane_state, x, y, offset)) { + while (!skl_check_main_ccs_coordinates(plane_state, x, y, offset, 1)) { if (offset == 0) break; @@ -3569,7 +3633,8 @@ static int skl_check_nv12_aux_surface(struct intel_plane_state *plane_state) { const struct drm_framebuffer *fb = plane_state->base.fb; unsigned int rotation = plane_state->base.rotation; - int max_width = skl_max_plane_width(fb, 1, rotation); + int uv = is_ccs_modifier(fb->modifier) ? 2 : 1; + int max_width = skl_max_plane_width(fb, uv, rotation); int max_height = 4096; int x = plane_state->base.src.x1 >> 17; int y = plane_state->base.src.y1 >> 17; @@ -3577,8 +3642,8 @@ static int skl_check_nv12_aux_surface(struct intel_plane_state *plane_state) int h = drm_rect_height(&plane_state->base.src) >> 17; u32 offset; - intel_add_fb_offsets(&x, &y, plane_state, 1); - offset = intel_plane_compute_aligned_offset(&x, &y, plane_state, 1); + intel_add_fb_offsets(&x, &y, plane_state, uv); + offset = intel_plane_compute_aligned_offset(&x, &y, plane_state, uv); /* FIXME not quite sure how/if these apply to the chroma plane */ if (w > max_width || h > max_height) { @@ -3587,9 +3652,43 @@ static int skl_check_nv12_aux_surface(struct intel_plane_state *plane_state) return -EINVAL; } - plane_state->color_plane[1].offset = offset; - plane_state->color_plane[1].x = x; - plane_state->color_plane[1].y = y; + if (is_ccs_modifier(fb->modifier)) { + int aux_offset = plane_state->color_plane[3].offset; + int alignment = intel_surf_alignment(fb, uv); + + if (offset > aux_offset) { + int hsub, vsub; + int main_x = x, main_y = y; + + + intel_fb_plane_get_subsampling(&hsub, &vsub, fb, uv); + x = main_x / hsub; + y = main_y / vsub; + offset = intel_plane_adjust_aligned_offset(&x, &y, plane_state, uv, + offset, + aux_offset & ~(alignment - 1)); + x = x * hsub + main_x % hsub; + y = y * vsub + main_y % vsub; + + } + + while (!skl_check_main_ccs_coordinates(plane_state, x, y, offset, 3)) { + if (offset == 0) + break; + + offset = intel_plane_adjust_aligned_offset(&x, &y, plane_state, uv, + offset, offset - alignment); + } + + if (x != plane_state->color_plane[3].x || y != plane_state->color_plane[3].y) { + DRM_DEBUG_KMS("Unable to find suitable display surface offset due to CCS\n"); + return -EINVAL; + } + } + + plane_state->color_plane[uv].offset = offset; + plane_state->color_plane[uv].x = x; + plane_state->color_plane[uv].y = y; return 0; } @@ -3599,19 +3698,30 @@ static int skl_check_ccs_aux_surface(struct intel_plane_state *plane_state) const struct drm_framebuffer *fb = plane_state->base.fb; int src_x = plane_state->base.src.x1 >> 16; int src_y = plane_state->base.src.y1 >> 16; - int hsub = fb->format->hsub; - int vsub = fb->format->vsub; - int x = src_x / hsub; - int y = src_y / vsub; u32 offset; + int ccs; + - intel_add_fb_offsets(&x, &y, plane_state, 1); - offset = intel_plane_compute_aligned_offset(&x, &y, plane_state, 1); + for (ccs = 1; ccs < fb->format->num_planes; ccs += 2) { + int hsub, vsub; + int main_hsub, main_vsub; + int x, y; - plane_state->color_plane[1].offset = offset; - plane_state->color_plane[1].x = x * hsub + src_x % hsub; - plane_state->color_plane[1].y = y * vsub + src_y % vsub; + intel_fb_plane_get_subsampling(&hsub, &vsub, fb, ccs); + intel_fb_plane_get_subsampling(&main_hsub, &main_vsub, fb, ccs - 1); + hsub /= main_hsub; + vsub /= main_vsub; + x = src_x / hsub; + y = src_y / vsub; + + intel_add_fb_offsets(&x, &y, plane_state, ccs); + offset = intel_plane_compute_aligned_offset(&x, &y, + plane_state, ccs); + plane_state->color_plane[ccs].offset = offset; + plane_state->color_plane[ccs].x = x * hsub + src_x % hsub; + plane_state->color_plane[ccs].y = y * vsub + src_y % vsub; + } return 0; } @@ -3619,6 +3729,7 @@ int skl_check_plane_surface(struct intel_plane_state *plane_state) { const struct drm_framebuffer *fb = plane_state->base.fb; int ret; + bool needs_aux = false; ret = intel_plane_compute_gtt(plane_state); if (ret) @@ -3628,21 +3739,31 @@ int skl_check_plane_surface(struct intel_plane_state *plane_state) return 0; /* - * Handle the AUX surface first since - * the main surface setup depends on it. + * Handle the AUX surface first since the main surface setup depends on + * it. */ - if (drm_format_info_is_yuv_semiplanar(fb->format)) { - ret = skl_check_nv12_aux_surface(plane_state); + if (is_ccs_modifier(fb->modifier)) { + needs_aux = true; + ret = skl_check_ccs_aux_surface(plane_state); if (ret) return ret; - } else if (is_ccs_modifier(fb->modifier)) { - ret = skl_check_ccs_aux_surface(plane_state); + } + + if (drm_format_info_is_yuv_semiplanar(fb->format)) { + needs_aux = true; + ret = skl_check_nv12_aux_surface(plane_state); if (ret) return ret; - } else { - plane_state->color_plane[1].offset = ~0xfff; - plane_state->color_plane[1].x = 0; - plane_state->color_plane[1].y = 0; + } + + if (!needs_aux) { + int i; + + for (i = 1; i < fb->format->num_planes; i++) { + plane_state->color_plane[i].offset = ~0xfff; + plane_state->color_plane[i].x = 0; + plane_state->color_plane[i].y = 0; + } } ret = skl_check_main_surface(plane_state); @@ -4160,6 +4281,8 @@ static u32 skl_plane_ctl_tiling(u64 fb_modifier) return PLANE_CTL_TILED_Y | PLANE_CTL_RENDER_DECOMPRESSION_ENABLE | PLANE_CTL_CLEAR_COLOR_DISABLE; + case I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS: + return PLANE_CTL_TILED_Y | PLANE_CTL_MEDIA_DECOMPRESSION_ENABLE; case I915_FORMAT_MOD_Yf_TILED: return PLANE_CTL_TILED_YF; case I915_FORMAT_MOD_Yf_TILED_CCS: @@ -9964,6 +10087,8 @@ skylake_get_initial_plane_config(struct intel_crtc *crtc, fb->modifier = INTEL_GEN(dev_priv) >= 12 ? I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS : I915_FORMAT_MOD_Y_TILED_CCS; + else if (val & PLANE_CTL_MEDIA_DECOMPRESSION_ENABLE) + fb->modifier = I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS; else fb->modifier = I915_FORMAT_MOD_Y_TILED; break; diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h index 49c902b00484..a4d2ebae407a 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -530,7 +530,7 @@ struct intel_plane_state { */ u32 stride; int x, y; - } color_plane[2]; + } color_plane[4]; /* plane control register */ u32 ctl; diff --git a/drivers/gpu/drm/i915/display/intel_sprite.c b/drivers/gpu/drm/i915/display/intel_sprite.c index 866d25d38d04..ad28ee94c968 100644 --- a/drivers/gpu/drm/i915/display/intel_sprite.c +++ b/drivers/gpu/drm/i915/display/intel_sprite.c @@ -1737,7 +1737,8 @@ static int skl_plane_check_fb(const struct intel_crtc_state *crtc_state, fb->modifier == I915_FORMAT_MOD_Yf_TILED || fb->modifier == I915_FORMAT_MOD_Y_TILED_CCS || fb->modifier == I915_FORMAT_MOD_Yf_TILED_CCS || - fb->modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS)) { + fb->modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS || + fb->modifier == I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS)) { DRM_DEBUG_KMS("Y/Yf tiling not supported in IF-ID mode\n"); return -EINVAL; } @@ -2149,7 +2150,16 @@ static const u64 skl_plane_format_modifiers_ccs[] = { DRM_FORMAT_MOD_INVALID }; -static const u64 gen12_plane_format_modifiers_ccs[] = { +static const u64 gen12_plane_format_modifiers_mc_ccs[] = { + I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS, + I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS, + I915_FORMAT_MOD_Y_TILED, + I915_FORMAT_MOD_X_TILED, + DRM_FORMAT_MOD_LINEAR, + DRM_FORMAT_MOD_INVALID +}; + +static const u64 gen12_plane_format_modifiers_rc_ccs[] = { I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS, I915_FORMAT_MOD_Y_TILED, I915_FORMAT_MOD_X_TILED, @@ -2305,10 +2315,21 @@ static bool skl_plane_format_mod_supported(struct drm_plane *_plane, } } +static bool gen12_plane_supports_mc_ccs(enum plane_id plane_id) +{ + return plane_id < PLANE_SPRITE4; +} + static bool gen12_plane_format_mod_supported(struct drm_plane *_plane, u32 format, u64 modifier) { + struct intel_plane *plane = to_intel_plane(_plane); + switch (modifier) { + case I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS: + if (!gen12_plane_supports_mc_ccs(plane->id)) + return false; + /* fall through */ case DRM_FORMAT_MOD_LINEAR: case I915_FORMAT_MOD_X_TILED: case I915_FORMAT_MOD_Y_TILED: @@ -2326,14 +2347,17 @@ static bool gen12_plane_format_mod_supported(struct drm_plane *_plane, if (is_ccs_modifier(modifier)) return true; /* fall through */ - case DRM_FORMAT_RGB565: - case DRM_FORMAT_XRGB2101010: - case DRM_FORMAT_XBGR2101010: case DRM_FORMAT_YUYV: case DRM_FORMAT_YVYU: case DRM_FORMAT_UYVY: case DRM_FORMAT_VYUY: + if (modifier == I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS) + return true; + /* fall through */ case DRM_FORMAT_NV12: + case DRM_FORMAT_RGB565: + case DRM_FORMAT_XRGB2101010: + case DRM_FORMAT_XBGR2101010: case DRM_FORMAT_P010: case DRM_FORMAT_P012: case DRM_FORMAT_P016: @@ -2470,6 +2494,14 @@ static const u32 *icl_get_plane_formats(struct drm_i915_private *dev_priv, } } +static const u64 *gen12_get_plane_modifiers(enum plane_id plane_id) +{ + if (gen12_plane_supports_mc_ccs(plane_id)) + return gen12_plane_format_modifiers_mc_ccs; + else + return gen12_plane_format_modifiers_rc_ccs; +} + static bool skl_plane_has_ccs(struct drm_i915_private *dev_priv, enum pipe pipe, enum plane_id plane_id) { @@ -2536,7 +2568,7 @@ skl_universal_plane_create(struct drm_i915_private *dev_priv, plane->has_ccs = skl_plane_has_ccs(dev_priv, pipe, plane_id); if (INTEL_GEN(dev_priv) >= 12) { - modifiers = gen12_plane_format_modifiers_ccs; + modifiers = gen12_get_plane_modifiers(plane_id); plane_funcs = &gen12_plane_funcs; } else { if (plane->has_ccs) diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index b465eae11763..c8ba8dc6e45b 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -6696,6 +6696,7 @@ enum { #define PLANE_CTL_TILED_Y (4 << 10) #define PLANE_CTL_TILED_YF (5 << 10) #define PLANE_CTL_FLIP_HORIZONTAL (1 << 8) +#define PLANE_CTL_MEDIA_DECOMPRESSION_ENABLE (1 << 4) /* TGL+ */ #define PLANE_CTL_ALPHA_MASK (0x3 << 4) /* Pre-GLK */ #define PLANE_CTL_ALPHA_DISABLE (0 << 4) #define PLANE_CTL_ALPHA_SW_PREMULTIPLY (2 << 4)

[RFC,v3,9/9] Gen-12 display can decompress surfaces compressed by the media engine.

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