[Intel-gfx] [PATCH v2 13/17] drm/i915/dg2: Tile 4 plane format support
Ramalingam C
ramalingam.c at intel.com
Tue Oct 26 15:08:17 UTC 2021
On 2021-10-21 at 17:27:08 +0300, Lisovskiy, Stanislav wrote:
> On Thu, Oct 21, 2021 at 07:56:23PM +0530, Ramalingam C wrote:
> > From: Stanislav Lisovskiy <stanislav.lisovskiy at intel.com>
> >
> > 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.
> >
> > v2: - Fixed wrong case condition(Jani Nikula)
> > - Increased I915_FORMAT_MOD_F_TILED up to 12(Imre Deak)
> >
> > v3: - s/I915_TILING_F/TILING_4/g
> > - s/I915_FORMAT_MOD_F_TILED/I915_FORMAT_MOD_4_TILED/g
> > - Removed unneeded fencing code
> >
> > Cc: Imre Deak <imre.deak at intel.com>
> > 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 | 1 +
> > drivers/gpu/drm/i915/display/intel_fb.c | 7 ++++
> > drivers/gpu/drm/i915/display/intel_fbc.c | 1 +
> > .../drm/i915/display/intel_plane_initial.c | 1 +
> > .../drm/i915/display/skl_universal_plane.c | 36 ++++++++++++++-----
> > 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 +++++
> > 11 files changed, 50 insertions(+), 9 deletions(-)
>
> Was I supposed to change TILE_F/TILE_4 everywhere first,
> as per your comment?
Stan, if you think that is the right think to do, please go ahead!
Ram
>
> Stan
>
> >
> > diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
> > index ce5d6633029a..9b678839bf2b 100644
> > --- a/drivers/gpu/drm/i915/display/intel_display.c
> > +++ b/drivers/gpu/drm/i915/display/intel_display.c
> > @@ -8877,6 +8877,7 @@ 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_4_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 fa1f375e696b..e19739fef825 100644
> > --- a/drivers/gpu/drm/i915/display/intel_fb.c
> > +++ b/drivers/gpu/drm/i915/display/intel_fb.c
> > @@ -127,6 +127,12 @@ intel_tile_width_bytes(const struct drm_framebuffer *fb, int color_plane)
> > return 128;
> > else
> > return 512;
> > + case I915_FORMAT_MOD_4_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;
> > @@ -305,6 +311,7 @@ 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_4_TILED:
> > case I915_FORMAT_MOD_Yf_TILED:
> > return 1 * 1024 * 1024;
> > default:
> > diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c b/drivers/gpu/drm/i915/display/intel_fbc.c
> > index 1f66de77a6b1..f079a771f802 100644
> > --- a/drivers/gpu/drm/i915/display/intel_fbc.c
> > +++ b/drivers/gpu/drm/i915/display/intel_fbc.c
> > @@ -747,6 +747,7 @@ static bool tiling_is_valid(struct drm_i915_private *dev_priv,
> > case DRM_FORMAT_MOD_LINEAR:
> > case I915_FORMAT_MOD_Y_TILED:
> > case I915_FORMAT_MOD_Yf_TILED:
> > + case I915_FORMAT_MOD_4_TILED:
> > return DISPLAY_VER(dev_priv) >= 9;
> > case I915_FORMAT_MOD_X_TILED:
> > return true;
> > diff --git a/drivers/gpu/drm/i915/display/intel_plane_initial.c b/drivers/gpu/drm/i915/display/intel_plane_initial.c
> > index dcd698a02da2..d80855ee9b96 100644
> > --- a/drivers/gpu/drm/i915/display/intel_plane_initial.c
> > +++ b/drivers/gpu/drm/i915/display/intel_plane_initial.c
> > @@ -125,6 +125,7 @@ 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_4_TILED:
> > break;
> > default:
> > drm_dbg(&dev_priv->drm,
> > diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c
> > index 7444b88829ea..0eb4509f7f7a 100644
> > --- a/drivers/gpu/drm/i915/display/skl_universal_plane.c
> > +++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c
> > @@ -207,6 +207,13 @@ 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_4_TILED,
> > + DRM_FORMAT_MOD_LINEAR,
> > + DRM_FORMAT_MOD_INVALID
> > +};
> > +
> > int skl_format_to_fourcc(int format, bool rgb_order, bool alpha)
> > {
> > switch (format) {
> > @@ -795,6 +802,8 @@ 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_4_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;
> > @@ -1283,6 +1292,7 @@ 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_4_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)) {
> > @@ -2001,6 +2011,10 @@ 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_4_TILED:
> > + if (!HAS_FTILE(dev_priv))
> > + return false;
> > + break;
> > default:
> > return false;
> > }
> > @@ -2041,9 +2055,7 @@ 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:
> > @@ -2054,8 +2066,10 @@ 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;
> > @@ -2325,11 +2339,15 @@ 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) {
> > + fb->modifier = I915_FORMAT_MOD_4_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/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> > index 57948e0ee48b..fdd8ddb0cdf6 100644
> > --- a/drivers/gpu/drm/i915/i915_drv.h
> > +++ b/drivers/gpu/drm/i915/i915_drv.h
> > @@ -1628,6 +1628,7 @@ 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 68367b505dc4..0d7d88ee43ca 100644
> > --- a/drivers/gpu/drm/i915/i915_pci.c
> > +++ b/drivers/gpu/drm/i915/i915_pci.c
> > @@ -972,6 +972,7 @@ 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 3693eb03f5aa..0fe8e8e6cc31 100644
> > --- a/drivers/gpu/drm/i915/i915_reg.h
> > +++ b/drivers/gpu/drm/i915/i915_reg.h
> > @@ -7195,6 +7195,7 @@ 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 87ee1d86d2ac..f95d4a939e10 100644
> > --- a/drivers/gpu/drm/i915/intel_device_info.h
> > +++ b/drivers/gpu/drm/i915/intel_device_info.h
> > @@ -126,6 +126,7 @@ enum intel_ppgtt_type {
> > func(has_64k_pages); \
> > func(gpu_reset_clobbers_display); \
> > func(has_reset_engine); \
> > + func(has_ftile); \
> > func(has_flat_ccs); \
> > func(has_global_mocs); \
> > func(has_gt_uc); \
> > diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> > index 201477ca408a..0db5f32adfd5 100644
> > --- a/drivers/gpu/drm/i915/intel_pm.c
> > +++ b/drivers/gpu/drm/i915/intel_pm.c
> > @@ -5377,6 +5377,7 @@ skl_compute_wm_params(const struct intel_crtc_state *crtc_state,
> > }
> >
> > wp->y_tiled = modifier == I915_FORMAT_MOD_Y_TILED ||
> > + modifier == I915_FORMAT_MOD_4_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..982b0a9fa78b 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_4_TILED fourcc_mod_code(INTEL, 12)
> >
> > /*
> > * Tiled, NV12MT, grouped in 64 (pixels) x 32 (lines) -sized macroblocks
> > --
> > 2.20.1
> >
More information about the Intel-gfx
mailing list