From patchwork Thu Jul 20 16:44:54 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andi Shyti X-Patchwork-Id: 13320896 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 60638EB64DD for ; Thu, 20 Jul 2023 16:46:15 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 7D56810E5F7; Thu, 20 Jul 2023 16:46:14 +0000 (UTC) Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by gabe.freedesktop.org (Postfix) with ESMTPS id 4168510E5F7; Thu, 20 Jul 2023 16:46:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1689871571; x=1721407571; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=Qb3cI9c2JkP2sMQg3zPnCwTRW6PVlWA58UHoAKCM5NM=; b=nav6Lo5TmR75fl1y7zvXkVfTkNLWJetDstKXH9JY6icPF0NJ4Q+QjJyX Ld9BrvArsUHevxYWP1Okl90zFr45lx4s98NwqPhxbS4dLWqJFhYOmD4ji 3HlzoZWXwWel6Ctr2SAL0MM4C4LBpvDLgN7M5LGf+Gxc3J9u3o1dvP/Sz m5JRFohz6jabE7kAZ5oBAbP83eCzGBOxf8thF9EBCbDiKCKpFg/8RvtMo J3y1kb5rvztQv1PrKg+cszda17hWccgr80TodjixKGLRh0DYR//HJLGLb 36D/8DHO/WkANwa8K7TpzoGhtDhhbmR6KgKedegzknyhCJcD4phwfSK49 w==; X-IronPort-AV: E=McAfee;i="6600,9927,10777"; a="351680986" X-IronPort-AV: E=Sophos;i="6.01,219,1684825200"; d="scan'208";a="351680986" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Jul 2023 09:46:01 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10777"; a="754116079" X-IronPort-AV: E=Sophos;i="6.01,219,1684825200"; d="scan'208";a="754116079" Received: from sdene1-mobl1.ger.corp.intel.com (HELO intel.com) ([10.252.32.238]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Jul 2023 09:45:58 -0700 From: Andi Shyti To: Jonathan Cavitt , Matt Roper , Chris Wilson , Mika Kuoppala , Nirmoy Das , Andrzej Hajda Date: Thu, 20 Jul 2023 18:44:54 +0200 Message-Id: <20230720164454.757075-10-andi.shyti@linux.intel.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230720164454.757075-1-andi.shyti@linux.intel.com> References: <20230720164454.757075-1-andi.shyti@linux.intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v6 9/9] drm/i915/gt: Support aux invalidation on all engines 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: , Cc: intel-gfx , linux-stable , dri-evel Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Perform some refactoring with the purpose of keeping in one single place all the operations around the aux table invalidation. With this refactoring add more engines where the invalidation should be performed. Fixes: 972282c4cf24 ("drm/i915/gen12: Add aux table invalidate for all engines") Signed-off-by: Andi Shyti Cc: Jonathan Cavitt Cc: Matt Roper Cc: # v5.8+ --- drivers/gpu/drm/i915/gt/gen8_engine_cs.c | 58 +++++++++++++++--------- drivers/gpu/drm/i915/gt/gen8_engine_cs.h | 3 +- drivers/gpu/drm/i915/gt/intel_lrc.c | 17 +------ 3 files changed, 41 insertions(+), 37 deletions(-) diff --git a/drivers/gpu/drm/i915/gt/gen8_engine_cs.c b/drivers/gpu/drm/i915/gt/gen8_engine_cs.c index bedd1586c978f..4fab07de1ab4a 100644 --- a/drivers/gpu/drm/i915/gt/gen8_engine_cs.c +++ b/drivers/gpu/drm/i915/gt/gen8_engine_cs.c @@ -165,9 +165,36 @@ static u32 preparser_disable(bool state) return MI_ARB_CHECK | 1 << 8 | state; } -u32 *gen12_emit_aux_table_inv(struct intel_gt *gt, u32 *cs, const i915_reg_t inv_reg) +static i915_reg_t gen12_get_aux_inv_reg(struct intel_engine_cs *engine) { - u32 gsi_offset = gt->uncore->gsi_offset; + if (!HAS_AUX_CCS(engine->i915)) + return INVALID_MMIO_REG; + + switch (engine->id) { + case RCS0: + return GEN12_CCS_AUX_INV; + case BCS0: + return GEN12_BCS0_AUX_INV; + case VCS0: + return GEN12_VD0_AUX_INV; + case VCS2: + return GEN12_VD2_AUX_INV; + case VECS0: + return GEN12_VE0_AUX_INV; + case CCS0: + return GEN12_CCS0_AUX_INV; + default: + return INVALID_MMIO_REG; + } +} + +u32 *gen12_emit_aux_table_inv(struct intel_engine_cs *engine, u32 *cs) +{ + i915_reg_t inv_reg = gen12_get_aux_inv_reg(engine); + u32 gsi_offset = engine->gt->uncore->gsi_offset; + + if (i915_mmio_reg_valid(inv_reg)) + return cs; *cs++ = MI_LOAD_REGISTER_IMM(1) | MI_LRI_MMIO_REMAP_EN; *cs++ = i915_mmio_reg_offset(inv_reg) + gsi_offset; @@ -201,6 +228,11 @@ static u32 *intel_emit_pipe_control_cs(struct i915_request *rq, u32 bit_group_0, return cs; } +static bool gen12_engine_has_aux_inv(struct intel_engine_cs *engine) +{ + return i915_mmio_reg_valid(gen12_get_aux_inv_reg(engine)); +} + static int mtl_dummy_pipe_control(struct i915_request *rq) { /* Wa_14016712196 */ @@ -307,11 +339,7 @@ int gen12_emit_flush_rcs(struct i915_request *rq, u32 mode) cs = gen8_emit_pipe_control(cs, flags, LRC_PPHWSP_SCRATCH_ADDR); - if (!HAS_FLAT_CCS(rq->engine->i915)) { - /* hsdes: 1809175790 */ - cs = gen12_emit_aux_table_inv(rq->engine->gt, cs, - GEN12_CCS_AUX_INV); - } + cs = gen12_emit_aux_table_inv(engine, cs); *cs++ = preparser_disable(false); intel_ring_advance(rq, cs); @@ -322,7 +350,6 @@ int gen12_emit_flush_rcs(struct i915_request *rq, u32 mode) int gen12_emit_flush_xcs(struct i915_request *rq, u32 mode) { - intel_engine_mask_t aux_inv = 0; u32 cmd_flush = 0; u32 cmd = 4; u32 *cs; @@ -330,15 +357,11 @@ int gen12_emit_flush_xcs(struct i915_request *rq, u32 mode) if (mode & EMIT_INVALIDATE) cmd += 2; - if (HAS_AUX_CCS(rq->engine->i915)) - aux_inv = rq->engine->mask & - ~GENMASK(_BCS(I915_MAX_BCS - 1), BCS0); - /* * On Aux CCS platforms the invalidation of the Aux * table requires quiescing memory traffic beforehand */ - if (aux_inv) { + if (gen12_engine_has_aux_inv(rq->engine)) { u32 bit_group_0 = 0; u32 bit_group_1 = 0; @@ -417,14 +440,7 @@ int gen12_emit_flush_xcs(struct i915_request *rq, u32 mode) *cs++ = 0; /* upper addr */ *cs++ = 0; /* value */ - if (aux_inv) { /* hsdes: 1809175790 */ - if (rq->engine->class == VIDEO_DECODE_CLASS) - cs = gen12_emit_aux_table_inv(rq->engine->gt, - cs, GEN12_VD0_AUX_INV); - else - cs = gen12_emit_aux_table_inv(rq->engine->gt, - cs, GEN12_VE0_AUX_INV); - } + cs = gen12_emit_aux_table_inv(rq->engine, cs); if (mode & EMIT_INVALIDATE) *cs++ = preparser_disable(false); diff --git a/drivers/gpu/drm/i915/gt/gen8_engine_cs.h b/drivers/gpu/drm/i915/gt/gen8_engine_cs.h index a44eda096557c..867ba697aceb8 100644 --- a/drivers/gpu/drm/i915/gt/gen8_engine_cs.h +++ b/drivers/gpu/drm/i915/gt/gen8_engine_cs.h @@ -13,6 +13,7 @@ #include "intel_gt_regs.h" #include "intel_gpu_commands.h" +struct intel_engine_cs; struct intel_gt; struct i915_request; @@ -46,7 +47,7 @@ u32 *gen8_emit_fini_breadcrumb_rcs(struct i915_request *rq, u32 *cs); u32 *gen11_emit_fini_breadcrumb_rcs(struct i915_request *rq, u32 *cs); u32 *gen12_emit_fini_breadcrumb_rcs(struct i915_request *rq, u32 *cs); -u32 *gen12_emit_aux_table_inv(struct intel_gt *gt, u32 *cs, const i915_reg_t inv_reg); +u32 *gen12_emit_aux_table_inv(struct intel_engine_cs *engine, u32 *cs); static inline u32 * __gen8_emit_pipe_control(u32 *batch, u32 bit_group_0, diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c index 235f3fab60a98..119deb9f938c7 100644 --- a/drivers/gpu/drm/i915/gt/intel_lrc.c +++ b/drivers/gpu/drm/i915/gt/intel_lrc.c @@ -1371,10 +1371,7 @@ gen12_emit_indirect_ctx_rcs(const struct intel_context *ce, u32 *cs) IS_DG2_G11(ce->engine->i915)) cs = gen8_emit_pipe_control(cs, PIPE_CONTROL_INSTRUCTION_CACHE_INVALIDATE, 0); - /* hsdes: 1809175790 */ - if (!HAS_FLAT_CCS(ce->engine->i915)) - cs = gen12_emit_aux_table_inv(ce->engine->gt, - cs, GEN12_CCS_AUX_INV); + cs = gen12_emit_aux_table_inv(ce->engine, cs); /* Wa_16014892111 */ if (IS_MTL_GRAPHICS_STEP(ce->engine->i915, M, STEP_A0, STEP_B0) || @@ -1399,17 +1396,7 @@ gen12_emit_indirect_ctx_xcs(const struct intel_context *ce, u32 *cs) PIPE_CONTROL_INSTRUCTION_CACHE_INVALIDATE, 0); - /* hsdes: 1809175790 */ - if (!HAS_FLAT_CCS(ce->engine->i915)) { - if (ce->engine->class == VIDEO_DECODE_CLASS) - cs = gen12_emit_aux_table_inv(ce->engine->gt, - cs, GEN12_VD0_AUX_INV); - else if (ce->engine->class == VIDEO_ENHANCEMENT_CLASS) - cs = gen12_emit_aux_table_inv(ce->engine->gt, - cs, GEN12_VE0_AUX_INV); - } - - return cs; + return gen12_emit_aux_table_inv(ce->engine, cs); } static void