[PATCH 3/3] drm/i915/display: allow creation of Xe2 ccs framebuffers
Juha-Pekka Heikkila
juhapekka.heikkila at gmail.com
Mon Aug 12 20:14:37 UTC 2024
Add I915_FORMAT_MOD_4_TILED_BMG_CCS and I915_FORMAT_MOD_4_TILED_LNL_CCS to possible
created modifier for new framebuffer on Xe driver.
Signed-off-by: Juha-Pekka Heikkila <juhapekka.heikkila at gmail.com>
---
drivers/gpu/drm/i915/display/intel_display.c | 2 ++
drivers/gpu/drm/i915/display/intel_fb.c | 18 ++++++++++++++++++
.../gpu/drm/i915/display/skl_universal_plane.c | 5 +++++
3 files changed, 25 insertions(+)
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 9f2a4a854548..1042f65967ba 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -6260,6 +6260,8 @@ static int intel_async_flip_check_hw(struct intel_atomic_state *state, struct in
case I915_FORMAT_MOD_Y_TILED:
case I915_FORMAT_MOD_Yf_TILED:
case I915_FORMAT_MOD_4_TILED:
+ case I915_FORMAT_MOD_4_TILED_BMG_CCS:
+ case I915_FORMAT_MOD_4_TILED_LNL_CCS:
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 f23547a88b1f..d2716915d046 100644
--- a/drivers/gpu/drm/i915/display/intel_fb.c
+++ b/drivers/gpu/drm/i915/display/intel_fb.c
@@ -163,6 +163,14 @@ struct intel_modifier_desc {
static const struct intel_modifier_desc intel_modifiers[] = {
{
+ .modifier = I915_FORMAT_MOD_4_TILED_LNL_CCS,
+ .display_ver = { 20, -1 },
+ .plane_caps = INTEL_PLANE_CAP_TILING_4,
+ }, {
+ .modifier = I915_FORMAT_MOD_4_TILED_BMG_CCS,
+ .display_ver = { 14, -1 },
+ .plane_caps = INTEL_PLANE_CAP_TILING_4,
+ }, {
.modifier = I915_FORMAT_MOD_4_TILED_MTL_MC_CCS,
.display_ver = { 14, 14 },
.plane_caps = INTEL_PLANE_CAP_TILING_4 | INTEL_PLANE_CAP_CCS_MC,
@@ -437,6 +445,14 @@ static bool plane_has_modifier(struct drm_i915_private *i915,
HAS_FLAT_CCS(i915) != !md->ccs.packed_aux_planes)
return false;
+ if (md->modifier == I915_FORMAT_MOD_4_TILED_BMG_CCS &&
+ (GRAPHICS_VER(i915) < 20 || !IS_DGFX(i915)))
+ return false;
+
+ if (md->modifier == I915_FORMAT_MOD_4_TILED_LNL_CCS &&
+ (GRAPHICS_VER(i915) < 20 || IS_DGFX(i915)))
+ return false;
+
return true;
}
@@ -653,6 +669,8 @@ intel_tile_width_bytes(const struct drm_framebuffer *fb, int color_plane)
return 128;
else
return 512;
+ case I915_FORMAT_MOD_4_TILED_BMG_CCS:
+ case I915_FORMAT_MOD_4_TILED_LNL_CCS:
case I915_FORMAT_MOD_4_TILED_DG2_RC_CCS:
case I915_FORMAT_MOD_4_TILED_DG2_RC_CCS_CC:
case I915_FORMAT_MOD_4_TILED_DG2_MC_CCS:
diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c
index a1ab64db0130..0e81d540ecc9 100644
--- a/drivers/gpu/drm/i915/display/skl_universal_plane.c
+++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c
@@ -537,6 +537,8 @@ static u32 tgl_plane_min_alignment(struct intel_plane *plane,
case I915_FORMAT_MOD_4_TILED_DG2_RC_CCS:
case I915_FORMAT_MOD_4_TILED_DG2_RC_CCS_CC:
case I915_FORMAT_MOD_4_TILED_DG2_MC_CCS:
+ case I915_FORMAT_MOD_4_TILED_BMG_CCS:
+ case I915_FORMAT_MOD_4_TILED_LNL_CCS:
/*
* Align to at least 4x1 main surface
* tiles (16K) to match 64B of AUX.
@@ -948,6 +950,9 @@ static u32 skl_plane_ctl_tiling(u64 fb_modifier)
return PLANE_CTL_TILED_4 | PLANE_CTL_RENDER_DECOMPRESSION_ENABLE;
case I915_FORMAT_MOD_4_TILED_MTL_MC_CCS:
return PLANE_CTL_TILED_4 | PLANE_CTL_MEDIA_DECOMPRESSION_ENABLE;
+ case I915_FORMAT_MOD_4_TILED_BMG_CCS:
+ case I915_FORMAT_MOD_4_TILED_LNL_CCS:
+ return PLANE_CTL_TILED_4 | PLANE_CTL_RENDER_DECOMPRESSION_ENABLE;
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;
--
2.45.2
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