Commit 4c3afa72 authored by Matt Roper's avatar Matt Roper Committed by Imre Deak

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: default avatarMatt Roper <matthew.d.roper@intel.com>
cc: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
Signed-off-by: default avatarMika Kahola <mika.kahola@intel.com>
cc: Anshuman Gupta <anshuman.gupta@intel.com>
Signed-off-by: default avatarJuha-Pekka Heikkilä <juha-pekka.heikkila@intel.com>
Signed-off-by: default avatarRamalingam C <ramalingam.c@intel.com>
Signed-off-by: default avatarImre Deak <imre.deak@intel.com>
Reviewed-by: default avatarJuha-Pekka Heikkila <juhapekka.heikkila@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220411143405.1073845-3-imre.deak@intel.com
parent 764b2668
......@@ -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;
......
......@@ -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;
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment