From patchwork Mon Jul 17 17:30:59 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andi Shyti X-Patchwork-Id: 13316115 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 0B560C001DC for ; Mon, 17 Jul 2023 17:31:59 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 3DE8C10E29E; Mon, 17 Jul 2023 17:31:56 +0000 (UTC) Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTPS id 5ADE910E29A; Mon, 17 Jul 2023 17:31:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1689615107; x=1721151107; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=XENqW5DgK8qGsQb9KKX0ETJZVdxlDtY4qafTv/1wP98=; b=cJIy32n+lnyN6XG63GP0LM91ax587HtJlWeV65dEVlbeAe2u74uSjepG +WqjraU4+Oa220GD8pIp6DEvxtWUDQB9mmyHWhs+gvfXBPo/rJrmoXqxF 9tH6zPHBh83JytulPbKPK5v7TqRoSu1lh+UJE/0h8rdsJFiyZPs7ZnABb 00ahVLPhVBPTXy6pxHYEUFhC0xygOxSPNgy+QIDReTi8DMpAAaZ08B6T2 MbUxrvYsKJ3+xHANxrNWOffc34EduLeAwL+7oLVsMXWQPVcIQVLxlbefQ ktgq60kLU9x6hyS3M4uPaFAxZ34mslpGSiab8DpAuEmz+jFoVLjchfj9z w==; X-IronPort-AV: E=McAfee;i="6600,9927,10774"; a="396822120" X-IronPort-AV: E=Sophos;i="6.01,211,1684825200"; d="scan'208";a="396822120" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Jul 2023 10:31:44 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10774"; a="836958565" X-IronPort-AV: E=Sophos;i="6.01,211,1684825200"; d="scan'208";a="836958565" Received: from jplazoni-mobl.ger.corp.intel.com (HELO intel.com) ([10.252.55.169]) by fmsmga002-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Jul 2023 10:31:42 -0700 From: Andi Shyti To: Jonathan Cavitt , Matt Roper , Chris Wilson , Mika Kuoppala , Nirmoy Das Date: Mon, 17 Jul 2023 19:30:59 +0200 Message-Id: <20230717173059.422892-7-andi.shyti@linux.intel.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230717173059.422892-1-andi.shyti@linux.intel.com> References: <20230717173059.422892-1-andi.shyti@linux.intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v4 6/6] 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 , DRI Devel 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: # v5.8+ --- drivers/gpu/drm/i915/gt/gen8_engine_cs.c | 63 +++++++++++++++--------- drivers/gpu/drm/i915/gt/gen8_engine_cs.h | 3 +- drivers/gpu/drm/i915/gt/intel_lrc.c | 17 +------ 3 files changed, 44 insertions(+), 39 deletions(-) diff --git a/drivers/gpu/drm/i915/gt/gen8_engine_cs.c b/drivers/gpu/drm/i915/gt/gen8_engine_cs.c index fbc70f3b7f2fd..6d21a1ac06e73 100644 --- a/drivers/gpu/drm/i915/gt/gen8_engine_cs.c +++ b/drivers/gpu/drm/i915/gt/gen8_engine_cs.c @@ -165,7 +165,8 @@ 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 u32 *gen12_emit_aux_table_inv(struct intel_gt *gt, u32 *cs, + const i915_reg_t inv_reg) { u32 gsi_offset = gt->uncore->gsi_offset; @@ -187,6 +188,40 @@ u32 *gen12_emit_aux_table_inv(struct intel_gt *gt, u32 *cs, const i915_reg_t inv return cs; } +static i915_reg_t intel_get_aux_inv_reg(struct intel_engine_cs *engine) +{ + if (HAS_FLAT_CCS(engine->i915)) + return _MMIO(0); + + switch (engine->id) { + case RCS0: + return GEN12_CCS_AUX_INV; + case VCS0: + return GEN12_VD0_AUX_INV; + case VCS2: + return GEN12_VD2_AUX_INV; + case VECS0: + return GEN12_VE0_AUX_INV; + default: + return _MMIO(0); + } +} + +static bool intel_engine_has_aux_inv(struct intel_engine_cs *engine) +{ + i915_reg_t reg = intel_get_aux_inv_reg(engine); + + return !!reg.reg; +} + +u32 *intel_emit_aux_table_inv(struct intel_engine_cs *engine, u32 *cs) +{ + i915_reg_t reg = intel_get_aux_inv_reg(engine); + struct intel_gt *gt = engine->gt; + + return reg.reg ? gen12_emit_aux_table_inv(gt, cs, reg) : cs; +} + static int mtl_dummy_pipe_control(struct i915_request *rq) { /* Wa_14016712196 */ @@ -311,11 +346,7 @@ 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 = intel_emit_aux_table_inv(engine, cs); *cs++ = preparser_disable(false); intel_ring_advance(rq, cs); @@ -326,21 +357,14 @@ 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, *cs; cmd = 4; if (mode & EMIT_INVALIDATE) { cmd += 2; - if (!HAS_FLAT_CCS(rq->engine->i915) && - (rq->engine->class == VIDEO_DECODE_CLASS || - rq->engine->class == VIDEO_ENHANCEMENT_CLASS)) { - aux_inv = rq->engine->mask & - ~GENMASK(_BCS(I915_MAX_BCS - 1), BCS0); - if (aux_inv) - cmd += 10; - } + if (intel_engine_has_aux_inv(rq->engine)) + cmd += 10; } cs = intel_ring_begin(rq, cmd); @@ -371,14 +395,7 @@ 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 = intel_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 655e5c00ddc27..d938c94524510 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 *intel_emit_aux_table_inv(struct intel_engine_cs *engine, u32 *cs); static inline u32 * __gen8_emit_pipe_control(u32 *batch, u32 flags0, u32 flags1, u32 offset) diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c index 235f3fab60a98..70054767c88c3 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 = intel_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 intel_emit_aux_table_inv(ce->engine, cs); } static void