From: Matt Roper Date: Mon, 11 Apr 2022 14:34:03 +0000 (+0300) Subject: drm/i915/dg2: Add support for DG2 render and media compression X-Git-Tag: baikal/mips/sdk6.1~5692^2~20^2~10 X-Git-Url: https://git.baikalelectronics.ru/sdk/?a=commitdiff_plain;h=ac7b1443ee024b0c0976f10dac4c297f424b2ff0;p=kernel.git drm/i915/dg2: Add support for DG2 render and media compression Add support for DG2 render and media compression, for the description of buffer layouts see the previous patch adding the corresponding frame buffer modifiers. v2: Display version fix [Imre] v3: Split out modifier addition to separate patch. Signed-off-by: Matt Roper cc: Radhakrishna Sripada Signed-off-by: Mika Kahola cc: Anshuman Gupta Signed-off-by: Juha-Pekka Heikkilä Signed-off-by: Ramalingam C Signed-off-by: Imre Deak Reviewed-by: Juha-Pekka Heikkila Link: https://patchwork.freedesktop.org/patch/msgid/20220411143405.1073845-3-imre.deak@intel.com --- diff --git a/drivers/gpu/drm/i915/display/intel_fb.c b/drivers/gpu/drm/i915/display/intel_fb.c index 94c57facbb463..4d4d01963f156 100644 --- a/drivers/gpu/drm/i915/display/intel_fb.c +++ b/drivers/gpu/drm/i915/display/intel_fb.c @@ -141,6 +141,14 @@ struct intel_modifier_desc { static const struct intel_modifier_desc intel_modifiers[] = { { + .modifier = I915_FORMAT_MOD_4_TILED_DG2_MC_CCS, + .display_ver = { 13, 13 }, + .plane_caps = INTEL_PLANE_CAP_TILING_4 | INTEL_PLANE_CAP_CCS_MC, + }, { + .modifier = I915_FORMAT_MOD_4_TILED_DG2_RC_CCS, + .display_ver = { 13, 13 }, + .plane_caps = INTEL_PLANE_CAP_TILING_4 | INTEL_PLANE_CAP_CCS_RC, + }, { .modifier = I915_FORMAT_MOD_4_TILED, .display_ver = { 13, 13 }, .plane_caps = INTEL_PLANE_CAP_TILING_4, @@ -550,6 +558,8 @@ intel_tile_width_bytes(const struct drm_framebuffer *fb, int color_plane) return 128; else return 512; + case I915_FORMAT_MOD_4_TILED_DG2_RC_CCS: + case I915_FORMAT_MOD_4_TILED_DG2_MC_CCS: case I915_FORMAT_MOD_4_TILED: /* * Each 4K tile consists of 64B(8*8) subtiles, with @@ -752,6 +762,9 @@ unsigned int intel_surf_alignment(const struct drm_framebuffer *fb, case I915_FORMAT_MOD_4_TILED: case I915_FORMAT_MOD_Yf_TILED: return 1 * 1024 * 1024; + case I915_FORMAT_MOD_4_TILED_DG2_RC_CCS: + case I915_FORMAT_MOD_4_TILED_DG2_MC_CCS: + return 16 * 1024; default: MISSING_CASE(fb->modifier); return 0; diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c index c57fca1fe6788..b939c503bc6ff 100644 --- a/drivers/gpu/drm/i915/display/skl_universal_plane.c +++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c @@ -773,6 +773,14 @@ static u32 skl_plane_ctl_tiling(u64 fb_modifier) return PLANE_CTL_TILED_Y; case I915_FORMAT_MOD_4_TILED: return PLANE_CTL_TILED_4; + case I915_FORMAT_MOD_4_TILED_DG2_RC_CCS: + return PLANE_CTL_TILED_4 | + PLANE_CTL_RENDER_DECOMPRESSION_ENABLE | + PLANE_CTL_CLEAR_COLOR_DISABLE; + case I915_FORMAT_MOD_4_TILED_DG2_MC_CCS: + return PLANE_CTL_TILED_4 | + PLANE_CTL_MEDIA_DECOMPRESSION_ENABLE | + PLANE_CTL_CLEAR_COLOR_DISABLE; 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; @@ -2168,6 +2176,10 @@ static bool gen12_plane_has_mc_ccs(struct drm_i915_private *i915, if (IS_ADLP_DISPLAY_STEP(i915, STEP_A0, STEP_B0)) return false; + /* Wa_14013215631 */ + if (IS_DG2_DISPLAY_STEP(i915, STEP_A0, STEP_C0)) + return false; + return plane_id < PLANE_SPRITE4; } @@ -2415,9 +2427,10 @@ skl_get_initial_plane_config(struct intel_crtc *crtc, case PLANE_CTL_TILED_Y: plane_config->tiling = I915_TILING_Y; if (val & PLANE_CTL_RENDER_DECOMPRESSION_ENABLE) - fb->modifier = DISPLAY_VER(dev_priv) >= 12 ? - I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS : - I915_FORMAT_MOD_Y_TILED_CCS; + if (DISPLAY_VER(dev_priv) >= 12) + fb->modifier = I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS; + else + fb->modifier = 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 @@ -2425,7 +2438,12 @@ skl_get_initial_plane_config(struct intel_crtc *crtc, 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; + if (val & PLANE_CTL_RENDER_DECOMPRESSION_ENABLE) + fb->modifier = I915_FORMAT_MOD_4_TILED_DG2_RC_CCS; + else if (val & PLANE_CTL_MEDIA_DECOMPRESSION_ENABLE) + fb->modifier = I915_FORMAT_MOD_4_TILED_DG2_MC_CCS; + else + fb->modifier = I915_FORMAT_MOD_4_TILED; } else { if (val & PLANE_CTL_RENDER_DECOMPRESSION_ENABLE) fb->modifier = I915_FORMAT_MOD_Yf_TILED_CCS;