[Intel-gfx] [PATCH] drm/i915: Tile F plane format support
Stanislav Lisovskiy
stanislav.lisovskiy at intel.com
Thu Sep 23 08:48:58 UTC 2021
TileF(Tile4 in bspec) format is 4K tile organized into
64B subtiles with same basic shape as for legacy TileY
which will be supported by Display13.
Cc: Matt Roper <matthew.d.roper at intel.com>
Cc: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
Signed-off-by: Stanislav Lisovskiy <stanislav.lisovskiy at intel.com>
Signed-off-by: Matt Roper <matthew.d.roper at intel.com>
Signed-off-by: Juha-Pekka Heikkilä <juha-pekka.heikkila at intel.com>
---
drivers/gpu/drm/i915/display/intel_display.c | 3 ++
drivers/gpu/drm/i915/display/intel_fb.c | 12 +++++-
drivers/gpu/drm/i915/display/intel_fbc.c | 1 +
.../drm/i915/display/skl_universal_plane.c | 37 ++++++++++++++-----
drivers/gpu/drm/i915/gem/i915_gem_object.h | 8 +++-
drivers/gpu/drm/i915/gem/i915_gem_tiling.c | 4 +-
drivers/gpu/drm/i915/gt/intel_ggtt_fencing.c | 3 +-
drivers/gpu/drm/i915/i915_debugfs.c | 1 +
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 ++++
include/uapi/drm/i915_drm.h | 3 +-
15 files changed, 71 insertions(+), 14 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 23b1e0ccc72d..7564b8812c5b 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -1335,6 +1335,7 @@ initial_plane_vma(struct drm_i915_private *i915,
break;
case I915_TILING_X:
case I915_TILING_Y:
+ case I915_TILING_F:
obj->tiling_and_stride =
plane_config->fb->base.pitches[0] |
plane_config->tiling;
@@ -1376,6 +1377,7 @@ 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_F_TILED:
break;
default:
drm_dbg(&dev_priv->drm,
@@ -9282,6 +9284,7 @@ static int intel_atomic_check_async(struct intel_atomic_state *state)
case I915_FORMAT_MOD_X_TILED:
case I915_FORMAT_MOD_Y_TILED:
case I915_FORMAT_MOD_Yf_TILED:
+ case I915_FORMAT_MOD_F_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 e4b8602ec0cd..d88070406098 100644
--- a/drivers/gpu/drm/i915/display/intel_fb.c
+++ b/drivers/gpu/drm/i915/display/intel_fb.c
@@ -101,6 +101,12 @@ intel_tile_width_bytes(const struct drm_framebuffer *fb, int color_plane)
return 128;
else
return 512;
+ case I915_FORMAT_MOD_F_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 (is_ccs_plane(fb, color_plane))
return 128;
@@ -185,6 +191,8 @@ static unsigned int intel_fb_modifier_to_tiling(u64 fb_modifier)
switch (fb_modifier) {
case I915_FORMAT_MOD_X_TILED:
return I915_TILING_X;
+ case I915_FORMAT_MOD_F_TILED:
+ return I915_TILING_F;
case I915_FORMAT_MOD_Y_TILED:
case I915_FORMAT_MOD_Y_TILED_CCS:
case I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS:
@@ -264,6 +272,7 @@ unsigned int intel_surf_alignment(const struct drm_framebuffer *fb,
case I915_FORMAT_MOD_Y_TILED_CCS:
case I915_FORMAT_MOD_Yf_TILED_CCS:
case I915_FORMAT_MOD_Y_TILED:
+ case I915_FORMAT_MOD_F_TILED:
case I915_FORMAT_MOD_Yf_TILED:
return 1 * 1024 * 1024;
default:
@@ -1282,7 +1291,8 @@ int intel_framebuffer_init(struct intel_framebuffer *intel_fb,
} else {
if (tiling == I915_TILING_X) {
mode_cmd->modifier[0] = I915_FORMAT_MOD_X_TILED;
- } else if (tiling == I915_TILING_Y) {
+ } else if ((tiling == I915_TILING_Y) ||
+ (tiling == I915_TILING_F)) {
drm_dbg_kms(&dev_priv->drm,
"No Y tiling for legacy addfb\n");
goto err;
diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c b/drivers/gpu/drm/i915/display/intel_fbc.c
index b1c1a23c36be..015005cf2ba1 100644
--- a/drivers/gpu/drm/i915/display/intel_fbc.c
+++ b/drivers/gpu/drm/i915/display/intel_fbc.c
@@ -679,6 +679,7 @@ static bool tiling_is_valid(struct drm_i915_private *dev_priv,
switch (modifier) {
case DRM_FORMAT_MOD_LINEAR:
case I915_FORMAT_MOD_Y_TILED:
+ case I915_FORMAT_MOD_F_TILED:
return DISPLAY_VER(dev_priv) >= 9;
case I915_FORMAT_MOD_X_TILED:
return true;
diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c
index 724e7b04f3b6..09c00fc099f2 100644
--- a/drivers/gpu/drm/i915/display/skl_universal_plane.c
+++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c
@@ -206,6 +206,13 @@ static const u64 adlp_step_a_plane_format_modifiers[] = {
DRM_FORMAT_MOD_INVALID
};
+static const u64 dg2_plane_format_modifiers[] = {
+ I915_FORMAT_MOD_X_TILED,
+ I915_FORMAT_MOD_F_TILED,
+ DRM_FORMAT_MOD_LINEAR,
+ DRM_FORMAT_MOD_INVALID
+};
+
int skl_format_to_fourcc(int format, bool rgb_order, bool alpha)
{
switch (format) {
@@ -793,6 +800,8 @@ 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_F_TILED:
+ return PLANE_CTL_TILED_F;
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;
@@ -1240,6 +1249,7 @@ 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_F_TILED ||
fb->modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS ||
fb->modifier == I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS ||
fb->modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS_CC)) {
@@ -1941,6 +1951,10 @@ static bool gen12_plane_format_mod_supported(struct drm_plane *_plane,
if (IS_ADLP_DISPLAY_STEP(dev_priv, STEP_A0, STEP_B0))
return false;
break;
+ case I915_FORMAT_MOD_F_TILED:
+ if (!HAS_FTILE(dev_priv))
+ return false;
+ fallthrough;
default:
return false;
}
@@ -1981,9 +1995,7 @@ 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 (modifier == DRM_FORMAT_MOD_LINEAR ||
- modifier == I915_FORMAT_MOD_X_TILED ||
- modifier == I915_FORMAT_MOD_Y_TILED)
+ if (!is_ccs_modifier(modifier))
return true;
fallthrough;
default:
@@ -1994,8 +2006,10 @@ static bool gen12_plane_format_mod_supported(struct drm_plane *_plane,
static const u64 *gen12_get_plane_modifiers(struct drm_i915_private *dev_priv,
enum plane_id plane_id)
{
+ if (HAS_FTILE(dev_priv))
+ return dg2_plane_format_modifiers;
/* Wa_22011186057 */
- if (IS_ADLP_DISPLAY_STEP(dev_priv, STEP_A0, STEP_B0))
+ else if (IS_ADLP_DISPLAY_STEP(dev_priv, STEP_A0, STEP_B0))
return adlp_step_a_plane_format_modifiers;
else if (gen12_plane_supports_mc_ccs(dev_priv, plane_id))
return gen12_plane_format_modifiers_mc_ccs;
@@ -2265,11 +2279,16 @@ skl_get_initial_plane_config(struct intel_crtc *crtc,
else
fb->modifier = I915_FORMAT_MOD_Y_TILED;
break;
- 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;
+ case PLANE_CTL_TILED_YF: /* aka PLANE_CTL_TILED_F on XE_LPD+ */
+ if (DISPLAY_VER(dev_priv) >= 13) {
+ plane_config->tiling = I915_TILING_F;
+ fb->modifier = I915_FORMAT_MOD_F_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;
+ }
break;
default:
MISSING_CASE(tiling);
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object.h b/drivers/gpu/drm/i915/gem/i915_gem_object.h
index 3043fcbd31bd..d96bcab1f3e3 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_object.h
+++ b/drivers/gpu/drm/i915/gem/i915_gem_object.h
@@ -326,7 +326,13 @@ static inline unsigned int
i915_gem_tile_height(unsigned int tiling)
{
GEM_BUG_ON(!tiling);
- return tiling == I915_TILING_Y ? 32 : 8;
+ switch (tiling) {
+ case I915_TILING_Y:
+ case I915_TILING_F:
+ return 32;
+ default:
+ return 8;
+ }
}
static inline unsigned int
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_tiling.c b/drivers/gpu/drm/i915/gem/i915_gem_tiling.c
index ef4d0f7dc118..520b8fb7c870 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_tiling.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_tiling.c
@@ -145,7 +145,8 @@ i915_tiling_ok(struct drm_i915_gem_object *obj,
}
if (GRAPHICS_VER(i915) == 2 ||
- (tiling == I915_TILING_Y && HAS_128_BYTE_Y_TILING(i915)))
+ (tiling == I915_TILING_Y && HAS_128_BYTE_Y_TILING(i915)) ||
+ tiling == I915_TILING_F)
tile_width = 128;
else
tile_width = 512;
@@ -438,6 +439,7 @@ i915_gem_get_tiling_ioctl(struct drm_device *dev, void *data,
args->swizzle_mode = dev_priv->ggtt.bit_6_swizzle_x;
break;
case I915_TILING_Y:
+ case I915_TILING_F:
args->swizzle_mode = dev_priv->ggtt.bit_6_swizzle_y;
break;
default:
diff --git a/drivers/gpu/drm/i915/gt/intel_ggtt_fencing.c b/drivers/gpu/drm/i915/gt/intel_ggtt_fencing.c
index f8948de72036..f748bcbf46c3 100644
--- a/drivers/gpu/drm/i915/gt/intel_ggtt_fencing.c
+++ b/drivers/gpu/drm/i915/gt/intel_ggtt_fencing.c
@@ -77,7 +77,8 @@ static void i965_write_fence_reg(struct i915_fence_reg *fence)
val <<= 32;
val |= fence->start;
val |= (u64)((stride / 128) - 1) << fence_pitch_shift;
- if (fence->tiling == I915_TILING_Y)
+ if (fence->tiling == I915_TILING_Y ||
+ fence->tiling == I915_TILING_F)
val |= BIT(I965_FENCE_TILING_Y_SHIFT);
val |= I965_FENCE_REG_VALID;
}
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index fdbd46ff59e0..f43968fc16fe 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -82,6 +82,7 @@ static char get_tiling_flag(struct drm_i915_gem_object *obj)
case I915_TILING_NONE: return ' ';
case I915_TILING_X: return 'X';
case I915_TILING_Y: return 'Y';
+ case I915_TILING_F: return 'F';
}
}
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index cc355aa05dbf..dafa8b1f365a 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -1586,6 +1586,7 @@ 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_FTILE(dev_priv) (INTEL_INFO(dev_priv)->has_ftile)
#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 d4a6a9dcf182..81963d5876ef 100644
--- a/drivers/gpu/drm/i915/i915_pci.c
+++ b/drivers/gpu/drm/i915/i915_pci.c
@@ -970,6 +970,7 @@ static const struct intel_device_info adl_p_info = {
.display.has_cdclk_crawl = 1,
.display.has_modular_fia = 1,
.display.has_psr_hw_tracking = 0,
+ .has_ftile = 1, \
.platform_engine_mask =
BIT(RCS0) | BIT(BCS0) | BIT(VECS0) | BIT(VCS0) | BIT(VCS2),
.ppgtt_size = 48,
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index cad84c3b864b..55c8a47ba047 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -7192,6 +7192,7 @@ 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_F (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 d328bb95c49b..76f783c10f81 100644
--- a/drivers/gpu/drm/i915/intel_device_info.h
+++ b/drivers/gpu/drm/i915/intel_device_info.h
@@ -125,6 +125,7 @@ enum intel_ppgtt_type {
func(has_64bit_reloc); \
func(gpu_reset_clobbers_display); \
func(has_reset_engine); \
+ func(has_ftile); \
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 74fd6aa7afc7..6e68f259c4c1 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -5362,6 +5362,7 @@ skl_compute_wm_params(const struct intel_crtc_state *crtc_state,
}
wp->y_tiled = modifier == I915_FORMAT_MOD_Y_TILED ||
+ modifier == I915_FORMAT_MOD_F_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 45a914850be0..a7d3027b5bdc 100644
--- a/include/uapi/drm/drm_fourcc.h
+++ b/include/uapi/drm/drm_fourcc.h
@@ -558,6 +558,14 @@ 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_F_TILED fourcc_mod_code(INTEL, 10)
/*
* Tiled, NV12MT, grouped in 64 (pixels) x 32 (lines) -sized macroblocks
diff --git a/include/uapi/drm/i915_drm.h b/include/uapi/drm/i915_drm.h
index bde5860b3686..d7dc421c6134 100644
--- a/include/uapi/drm/i915_drm.h
+++ b/include/uapi/drm/i915_drm.h
@@ -1522,7 +1522,8 @@ struct drm_i915_gem_caching {
#define I915_TILING_NONE 0
#define I915_TILING_X 1
#define I915_TILING_Y 2
-#define I915_TILING_LAST I915_TILING_Y
+#define I915_TILING_F 3
+#define I915_TILING_LAST I915_TILING_F
#define I915_BIT_6_SWIZZLE_NONE 0
#define I915_BIT_6_SWIZZLE_9 1
--
2.24.1.485.gad05a3d8e5
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