From patchwork Fri Jan 27 22:43:11 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matt Roper X-Patchwork-Id: 13119486 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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id F3613C38142 for ; Fri, 27 Jan 2023 22:43:40 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 8F9B810E1D9; Fri, 27 Jan 2023 22:43:40 +0000 (UTC) Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTPS id BA20B10E2ED for ; Fri, 27 Jan 2023 22:43:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1674859407; x=1706395407; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=wrAY4IBO3+At1MMMmYrypna1KaBxtyFeeVScCVmu2m0=; b=ksmytKQhesjARP3TaMSlPLeXMQOAvhcMtBRcQKhqrKRsh55AwV50Caho /nA2IsdqYiqjhk6pFZGm2YXUbxuJjrrf7bbvAUEDsXcXcupqxG3o3p8cG zkMY+cpFRgAM4KJj9II69N/k5qwkLkY/tVpL7D4H4NKew/AKfaGM2fDNB Rf4tWSb0giqEQxBW2K+GpU9i8z20YYki0/hpZ2D3vlS2xBePunTg9zy6O eNF9sfB1tbzK+5/DhAEg6jilL/kJRkdEUag3x7DsyKDvz598XOHbsD4xG uojf+X99Vefq6t4/8MZEqInl3WExcmluBoTDP0XqEKCWMFmeya0wGFzk5 A==; X-IronPort-AV: E=McAfee;i="6500,9779,10603"; a="328501625" X-IronPort-AV: E=Sophos;i="5.97,252,1669104000"; d="scan'208";a="328501625" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Jan 2023 14:43:19 -0800 X-IronPort-AV: E=McAfee;i="6500,9779,10603"; a="771727409" X-IronPort-AV: E=Sophos;i="5.97,252,1669104000"; d="scan'208";a="771727409" Received: from mdroper-desk1.fm.intel.com ([10.1.27.134]) by fmsmga002-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Jan 2023 14:43:18 -0800 From: Matt Roper To: intel-gfx@lists.freedesktop.org Date: Fri, 27 Jan 2023 14:43:11 -0800 Message-Id: <20230127224313.4042331-2-matthew.d.roper@intel.com> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20230127224313.4042331-1-matthew.d.roper@intel.com> References: <20230127224313.4042331-1-matthew.d.roper@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 1/3] drm/i915/tgl: Drop support for pre-production steppings 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" Several post-TGL platforms have been brought up now, so we're well past the point where we usually drop the workarounds that are only applicable to internal/pre-production hardware. Production TGL hardware always has display stepping C0 or later and GT stepping B0 or later (this is true for both the original TGL and the U/Y subplatform). Bspec 44455 Signed-off-by: Matt Roper Reviewed-by: Rodrigo Vivi --- .../drm/i915/display/intel_display_power.c | 5 +-- drivers/gpu/drm/i915/display/intel_psr.c | 26 ----------- .../drm/i915/display/skl_universal_plane.c | 2 +- drivers/gpu/drm/i915/gt/intel_workarounds.c | 44 ++----------------- drivers/gpu/drm/i915/i915_driver.c | 1 + drivers/gpu/drm/i915/i915_drv.h | 8 ---- drivers/gpu/drm/i915/intel_pm.c | 4 -- 7 files changed, 7 insertions(+), 83 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c b/drivers/gpu/drm/i915/display/intel_display_power.c index 1a23ecd4623a..1dc31f0f5e0a 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power.c +++ b/drivers/gpu/drm/i915/display/intel_display_power.c @@ -1581,9 +1581,8 @@ static void tgl_bw_buddy_init(struct drm_i915_private *dev_priv) if (IS_ALDERLAKE_S(dev_priv) || IS_DG1_DISPLAY_STEP(dev_priv, STEP_A0, STEP_B0) || - IS_RKL_DISPLAY_STEP(dev_priv, STEP_A0, STEP_B0) || - IS_TGL_DISPLAY_STEP(dev_priv, STEP_A0, STEP_C0)) - /* Wa_1409767108:tgl,dg1,adl-s */ + IS_RKL_DISPLAY_STEP(dev_priv, STEP_A0, STEP_B0)) + /* Wa_1409767108 */ table = wa_1409767108_buddy_page_masks; else table = tgl_buddy_page_masks; diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 7d4a15a283a0..5dca58dd97a9 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -591,12 +591,6 @@ static void hsw_activate_psr2(struct intel_dp *intel_dp) if (intel_dp->psr.psr2_sel_fetch_enabled) { u32 tmp; - /* Wa_1408330847 */ - if (IS_TGL_DISPLAY_STEP(dev_priv, STEP_A0, STEP_B0)) - intel_de_rmw(dev_priv, CHICKEN_PAR1_1, - DIS_RAM_BYPASS_PSR2_MAN_TRACK, - DIS_RAM_BYPASS_PSR2_MAN_TRACK); - tmp = intel_de_read(dev_priv, PSR2_MAN_TRK_CTL(intel_dp->psr.transcoder)); drm_WARN_ON(&dev_priv->drm, !(tmp & PSR2_MAN_TRK_CTL_ENABLE)); } else if (HAS_PSR2_SEL_FETCH(dev_priv)) { @@ -765,13 +759,6 @@ static bool intel_psr2_sel_fetch_config_valid(struct intel_dp *intel_dp, return false; } - /* Wa_14010254185 Wa_14010103792 */ - if (IS_TGL_DISPLAY_STEP(dev_priv, STEP_A0, STEP_C0)) { - drm_dbg_kms(&dev_priv->drm, - "PSR2 sel fetch not enabled, missing the implementation of WAs\n"); - return false; - } - return crtc_state->enable_psr2_sel_fetch = true; } @@ -945,13 +932,6 @@ static bool intel_psr2_config_valid(struct intel_dp *intel_dp, } } - /* Wa_2209313811 */ - if (!crtc_state->enable_psr2_sel_fetch && - IS_TGL_DISPLAY_STEP(dev_priv, STEP_A0, STEP_C0)) { - drm_dbg_kms(&dev_priv->drm, "PSR2 HW tracking is not supported this Display stepping\n"); - goto unsupported; - } - if (!psr2_granularity_check(intel_dp, crtc_state)) { drm_dbg_kms(&dev_priv->drm, "PSR2 not enabled, SU granularity not compatible\n"); goto unsupported; @@ -1360,12 +1340,6 @@ static void intel_psr_disable_locked(struct intel_dp *intel_dp) intel_psr_exit(intel_dp); intel_psr_wait_exit_locked(intel_dp); - /* Wa_1408330847 */ - if (intel_dp->psr.psr2_sel_fetch_enabled && - IS_TGL_DISPLAY_STEP(dev_priv, STEP_A0, STEP_B0)) - intel_de_rmw(dev_priv, CHICKEN_PAR1_1, - DIS_RAM_BYPASS_PSR2_MAN_TRACK, 0); - /* * Wa_16013835468 * Wa_14015648006 diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c index 9b172a1e90de..e956edb87398 100644 --- a/drivers/gpu/drm/i915/display/skl_universal_plane.c +++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c @@ -2180,7 +2180,7 @@ static bool gen12_plane_has_mc_ccs(struct drm_i915_private *i915, if (DISPLAY_VER(i915) < 12) return false; - /* Wa_14010477008:tgl[a0..c0],rkl[all],dg1[all] */ + /* Wa_14010477008 */ if (IS_DG1(i915) || IS_ROCKETLAKE(i915) || IS_TGL_DISPLAY_STEP(i915, STEP_A0, STEP_D0)) return false; diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c index 4efc1a532982..82a8f372bde6 100644 --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c @@ -1456,31 +1456,6 @@ gen12_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) wa_mcr_write_or(wal, GEN10_DFR_RATIO_EN_AND_CHICKEN, DFR_DISABLE); } -static void -tgl_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) -{ - struct drm_i915_private *i915 = gt->i915; - - gen12_gt_workarounds_init(gt, wal); - - /* Wa_1409420604:tgl */ - if (IS_TGL_UY_GRAPHICS_STEP(i915, STEP_A0, STEP_B0)) - wa_mcr_write_or(wal, - SUBSLICE_UNIT_LEVEL_CLKGATE2, - CPSSUNIT_CLKGATE_DIS); - - /* Wa_1607087056:tgl also know as BUG:1409180338 */ - if (IS_TGL_UY_GRAPHICS_STEP(i915, STEP_A0, STEP_B0)) - wa_write_or(wal, - GEN11_SLICE_UNIT_LEVEL_CLKGATE, - L3_CLKGATE_DIS | L3_CR2X_CLKGATE_DIS); - - /* Wa_1408615072:tgl[a0] */ - if (IS_TGL_UY_GRAPHICS_STEP(i915, STEP_A0, STEP_B0)) - wa_write_or(wal, UNSLICE_UNIT_LEVEL_CLKGATE2, - VSUNIT_CLKGATE_DIS_TGL); -} - static void dg1_gt_workarounds_init(struct intel_gt *gt, struct i915_wa_list *wal) { @@ -1716,8 +1691,6 @@ gt_init_workarounds(struct intel_gt *gt, struct i915_wa_list *wal) xehpsdv_gt_workarounds_init(gt, wal); else if (IS_DG1(i915)) dg1_gt_workarounds_init(gt, wal); - else if (IS_TIGERLAKE(i915)) - tgl_gt_workarounds_init(gt, wal); else if (GRAPHICS_VER(i915) == 12) gen12_gt_workarounds_init(gt, wal); else if (GRAPHICS_VER(i915) == 11) @@ -2437,27 +2410,16 @@ rcs_engine_wa_init(struct intel_engine_cs *engine, struct i915_wa_list *wal) true); } - if (IS_DG1_GRAPHICS_STEP(i915, STEP_A0, STEP_B0) || - IS_TGL_UY_GRAPHICS_STEP(i915, STEP_A0, STEP_B0)) { + if (IS_DG1_GRAPHICS_STEP(i915, STEP_A0, STEP_B0)) { /* - * Wa_1607138336:tgl[a0],dg1[a0] - * Wa_1607063988:tgl[a0],dg1[a0] + * Wa_1607138336 + * Wa_1607063988 */ wa_write_or(wal, GEN9_CTX_PREEMPT_REG, GEN12_DISABLE_POSH_BUSY_FF_DOP_CG); } - if (IS_TGL_UY_GRAPHICS_STEP(i915, STEP_A0, STEP_B0)) { - /* - * Wa_1606679103:tgl - * (see also Wa_1606682166:icl) - */ - wa_write_or(wal, - GEN7_SARCHKMD, - GEN7_DISABLE_SAMPLER_PREFETCH); - } - if (IS_ALDERLAKE_P(i915) || IS_ALDERLAKE_S(i915) || IS_DG1(i915) || IS_ROCKETLAKE(i915) || IS_TIGERLAKE(i915)) { /* Wa_1606931601:tgl,rkl,dg1,adl-s,adl-p */ diff --git a/drivers/gpu/drm/i915/i915_driver.c b/drivers/gpu/drm/i915/i915_driver.c index cf1c0970ecb4..879ab4ed42af 100644 --- a/drivers/gpu/drm/i915/i915_driver.c +++ b/drivers/gpu/drm/i915/i915_driver.c @@ -167,6 +167,7 @@ static void intel_detect_preproduction_hw(struct drm_i915_private *dev_priv) pre |= IS_KABYLAKE(dev_priv) && INTEL_REVID(dev_priv) < 0x1; pre |= IS_GEMINILAKE(dev_priv) && INTEL_REVID(dev_priv) < 0x3; pre |= IS_ICELAKE(dev_priv) && INTEL_REVID(dev_priv) < 0x7; + pre |= IS_TIGERLAKE(dev_priv) && INTEL_REVID(dev_priv) < 0x1; if (pre) { drm_err(&dev_priv->drm, "This is a pre-production stepping. " diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 48c838b4ea62..62cc0f76c583 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -653,14 +653,6 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915, (IS_TIGERLAKE(__i915) && \ IS_DISPLAY_STEP(__i915, since, until)) -#define IS_TGL_UY_GRAPHICS_STEP(__i915, since, until) \ - (IS_TGL_UY(__i915) && \ - IS_GRAPHICS_STEP(__i915, since, until)) - -#define IS_TGL_GRAPHICS_STEP(__i915, since, until) \ - (IS_TIGERLAKE(__i915) && !IS_TGL_UY(__i915)) && \ - IS_GRAPHICS_STEP(__i915, since, until)) - #define IS_RKL_DISPLAY_STEP(p, since, until) \ (IS_ROCKETLAKE(p) && IS_DISPLAY_STEP(p, since, until)) diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 3fc65bd12cc1..c6676f1a9c6f 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -4336,10 +4336,6 @@ static void gen12lp_init_clock_gating(struct drm_i915_private *dev_priv) intel_uncore_write(&dev_priv->uncore, ILK_DPFC_CHICKEN(INTEL_FBC_A), DPFC_CHICKEN_COMP_DUMMY_PIXEL); - /* Wa_1409825376:tgl (pre-prod)*/ - if (IS_TGL_DISPLAY_STEP(dev_priv, STEP_A0, STEP_C0)) - intel_uncore_rmw(&dev_priv->uncore, GEN9_CLKGATE_DIS_3, 0, TGL_VRH_GATING_DIS); - /* Wa_14013723622:tgl,rkl,dg1,adl-s */ if (DISPLAY_VER(dev_priv) == 12) intel_uncore_rmw(&dev_priv->uncore, CLKREQ_POLICY,