From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 58D06C433F5 for ; Wed, 27 Oct 2021 16:56:51 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 16C6060EDF for ; Wed, 27 Oct 2021 16:56:51 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 16C6060EDF Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 5BB486E8D3; Wed, 27 Oct 2021 16:56:50 +0000 (UTC) Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8A3676E8D3 for ; Wed, 27 Oct 2021 16:56:49 +0000 (UTC) X-IronPort-AV: E=McAfee;i="6200,9189,10150"; a="291048215" X-IronPort-AV: E=Sophos;i="5.87,187,1631602800"; d="scan'208";a="291048215" Received: from orsmga006.jf.intel.com ([10.7.209.51]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Oct 2021 09:56:30 -0700 X-IronPort-AV: E=Sophos;i="5.87,187,1631602800"; d="scan'208";a="447295433" Received: from ideak-desk.fi.intel.com ([10.237.68.141]) by orsmga006-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Oct 2021 09:56:28 -0700 Date: Wed, 27 Oct 2021 19:56:25 +0300 From: Imre Deak To: Stanislav Lisovskiy Cc: intel-gfx@lists.freedesktop.org, jani.saarinen@intel.com, matthew.d.roper@intel.com, ramalingam.c@intel.com, ville.syrjala@linux.intel.com Message-ID: <20211027165625.GA3045392@ideak-desk.fi.intel.com> References: <20211027154653.5899-1-stanislav.lisovskiy@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20211027154653.5899-1-stanislav.lisovskiy@intel.com> Subject: Re: [Intel-gfx] [PATCH] drm/i915/dg2: Tile 4 plane format support X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" On Wed, Oct 27, 2021 at 06:46:53PM +0300, Stanislav Lisovskiy wrote: > 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. Is it supported on all D13 or only on DG2? Could you point to the bspec page describing this? > > 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 > > v4: - Rebased, fixed merge conflict with new table-oriented > format modifier checking(Stan) > - Replaced the rest of "Tile F" mentions to "Tile 4"(Stan) > > Cc: Imre Deak > Cc: Matt Roper > Cc: Maarten Lankhorst > Signed-off-by: Stanislav Lisovskiy > Signed-off-by: Matt Roper > Signed-off-by: Juha-Pekka Heikkilä > --- > drivers/gpu/drm/i915/display/intel_display.c | 1 + > drivers/gpu/drm/i915/display/intel_fb.c | 11 ++++++++++ > drivers/gpu/drm/i915/display/intel_fbc.c | 1 + > .../drm/i915/display/intel_plane_initial.c | 1 + > .../drm/i915/display/skl_universal_plane.c | 20 +++++++++++-------- > 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, 39 insertions(+), 8 deletions(-) > > diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c > index 79cd158503b3..9b3913d73213 100644 > --- a/drivers/gpu/drm/i915/display/intel_display.c > +++ b/drivers/gpu/drm/i915/display/intel_display.c > @@ -7755,6 +7755,7 @@ 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 9ce1d273dc7e..d3dec51285f7 100644 > --- a/drivers/gpu/drm/i915/display/intel_fb.c > +++ b/drivers/gpu/drm/i915/display/intel_fb.c > @@ -188,6 +188,10 @@ static const struct intel_modifier_desc intel_modifiers[] = { > .modifier = I915_FORMAT_MOD_Yf_TILED, > .display_ver = { 9, 11 }, > .tiling = I915_TILING_NONE, > + }, { > + .modifier = I915_FORMAT_MOD_4_TILED, > + .display_ver = { 12, 13 }, >From display_ver 13. > + .tiling = I915_TILING_NONE, > }, { > .modifier = I915_FORMAT_MOD_Y_TILED, > .display_ver = { 9, 13 }, > @@ -575,6 +579,12 @@ 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 (intel_fb_is_ccs_aux_plane(fb, color_plane)) > return 128; > @@ -743,6 +753,7 @@ 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 69fd56de83a7..aeca96925feb 100644 > --- a/drivers/gpu/drm/i915/display/skl_universal_plane.c > +++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c > @@ -751,6 +751,8 @@ 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_4; > 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; > @@ -1930,9 +1932,7 @@ 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 (!intel_fb_is_ccs_modifier(modifier)) > return true; > fallthrough; > default: > @@ -2241,11 +2241,15 @@ 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_4 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 19e6700a4315..0a32ce800677 100644 > --- a/drivers/gpu/drm/i915/i915_drv.h > +++ b/drivers/gpu/drm/i915/i915_drv.h > @@ -1627,6 +1627,7 @@ 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_4tile) > #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 169837de395d..8831b1885934 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_4tile = 1, \ If it's only on DG2 then it should be added there. > .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 7c97bc352497..b70b72b032ef 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_4 (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 8e6f48d1eb7b..6c543a152250 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_4tile); \ > 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 cffb3df35a63..1ac1af0a7f2d 100644 > --- a/drivers/gpu/drm/i915/intel_pm.c > +++ b/drivers/gpu/drm/i915/intel_pm.c > @@ -5378,6 +5378,7 @@ 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 > -- > 2.24.1.485.gad05a3d8e5 >