From patchwork Mon Jul 17 12:51:32 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andi Shyti X-Patchwork-Id: 13315616 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 7CC77EB64DC for ; Mon, 17 Jul 2023 12:52:27 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1BE7710E240; Mon, 17 Jul 2023 12:52:24 +0000 (UTC) Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6C8F010E23B; Mon, 17 Jul 2023 12:52:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1689598341; x=1721134341; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=0Uj+LTT0sFOA/D7jLmH/fKbLZv+iHGJouZ2yQrdtBnE=; b=KAkv4yKhj13+XfqaMFDBpHDlEqp+SCCQsLhp0TKk1G/TgiBrHi5DOt+m cqFm2DwmIc9RR4A6O3XiEbrz1IhBGbP3RPDIqnEB2PqlxyeeVMCBqFgY6 mhOO8P4FRv5heXTdvOA7RZVdUOFr2uY4PvRXCAHdDMmPVyTZjflYebUuf 81GZ5u0JDJqMHs0x4E/ytpUquCd/OUFc0K9fZoPok14EWHV7vw7pCLM4p CH5FQqMBsDGG3VZ9awolfzT/ivpDxh3qWjeRj/C8TA1+xb35a0I2roTFo lCUkHogWu/gB/DEvLD0lqvBGqESnK0aHtAs7GNVW9nRmm+/D2FzlKdgGb g==; X-IronPort-AV: E=McAfee;i="6600,9927,10774"; a="365963278" X-IronPort-AV: E=Sophos;i="6.01,211,1684825200"; d="scan'208";a="365963278" Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Jul 2023 05:52:12 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10774"; a="1053896873" X-IronPort-AV: E=Sophos;i="6.01,211,1684825200"; d="scan'208";a="1053896873" Received: from jplazoni-mobl.ger.corp.intel.com (HELO intel.com) ([10.252.55.169]) by fmsmga005-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Jul 2023 05:52:09 -0700 From: Andi Shyti To: Jonathan Cavitt , Matt Roper , Chris Wilson , Mika Kuoppala , Nirmoy Das Date: Mon, 17 Jul 2023 14:51:32 +0200 Message-Id: <20230717125134.399115-4-andi.shyti@linux.intel.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230717125134.399115-1-andi.shyti@linux.intel.com> References: <20230717125134.399115-1-andi.shyti@linux.intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v3 3/5] drm/i915/gt: Enable the CCS_FLUSH bit in the pipe control 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" Enable the CCS_FLUSH bit 13 in the control pipe for render and compute engines in platforms starting from Meteor Lake (BSPEC 43904 and 47112). Fixes: 972282c4cf24 ("drm/i915/gen12: Add aux table invalidate for all engines") Signed-off-by: Andi Shyti Cc: Jonathan Cavitt Cc: Nirmoy Das Cc: # v5.8+ --- drivers/gpu/drm/i915/gt/gen8_engine_cs.c | 12 +++++++++++- drivers/gpu/drm/i915/gt/intel_engine_types.h | 1 + drivers/gpu/drm/i915/gt/intel_gpu_commands.h | 1 + 3 files changed, 13 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/gt/gen8_engine_cs.c b/drivers/gpu/drm/i915/gt/gen8_engine_cs.c index bee3b7dc595cf..04484385189ad 100644 --- a/drivers/gpu/drm/i915/gt/gen8_engine_cs.c +++ b/drivers/gpu/drm/i915/gt/gen8_engine_cs.c @@ -207,7 +207,7 @@ int gen12_emit_flush_rcs(struct i915_request *rq, u32 mode) * memory traffic is quiesced prior. */ if ((mode & EMIT_INVALIDATE) && !HAS_FLAT_CCS(engine->i915)) - mode |= EMIT_FLUSH; + mode |= EMIT_FLUSH | EMIT_CCS_FLUSH; if (mode & EMIT_FLUSH) { u32 flags = 0; @@ -232,6 +232,16 @@ int gen12_emit_flush_rcs(struct i915_request *rq, u32 mode) flags |= PIPE_CONTROL_CS_STALL; + /* + * When required, in MTL+ platforms, in the render and compute + * engines we need to set the CCS_FLUSH bit in the pipe control + */ + if (mode & EMIT_CCS_FLUSH && + GRAPHICS_VER_FULL(rq->i915) >= IP_VER(12, 70) && + (engine->class == RENDER_CLASS || + engine->class == COMPUTE_CLASS)) + flags |= PIPE_CONTROL_CCS_FLUSH; + if (!HAS_3D_PIPELINE(engine->i915)) flags &= ~PIPE_CONTROL_3D_ARCH_FLAGS; else if (engine->class == COMPUTE_CLASS) diff --git a/drivers/gpu/drm/i915/gt/intel_engine_types.h b/drivers/gpu/drm/i915/gt/intel_engine_types.h index e99a6fa03d453..e2cae9d02bd62 100644 --- a/drivers/gpu/drm/i915/gt/intel_engine_types.h +++ b/drivers/gpu/drm/i915/gt/intel_engine_types.h @@ -514,6 +514,7 @@ struct intel_engine_cs { int (*emit_flush)(struct i915_request *request, u32 mode); #define EMIT_INVALIDATE BIT(0) #define EMIT_FLUSH BIT(1) +#define EMIT_CCS_FLUSH BIT(2) /* MTL+ */ #define EMIT_BARRIER (EMIT_INVALIDATE | EMIT_FLUSH) int (*emit_bb_start)(struct i915_request *rq, u64 offset, u32 length, diff --git a/drivers/gpu/drm/i915/gt/intel_gpu_commands.h b/drivers/gpu/drm/i915/gt/intel_gpu_commands.h index 5d143e2a8db03..5df7cce23197c 100644 --- a/drivers/gpu/drm/i915/gt/intel_gpu_commands.h +++ b/drivers/gpu/drm/i915/gt/intel_gpu_commands.h @@ -299,6 +299,7 @@ #define PIPE_CONTROL_QW_WRITE (1<<14) #define PIPE_CONTROL_POST_SYNC_OP_MASK (3<<14) #define PIPE_CONTROL_DEPTH_STALL (1<<13) +#define PIPE_CONTROL_CCS_FLUSH (1<<13) /* MTL+ */ #define PIPE_CONTROL_WRITE_FLUSH (1<<12) #define PIPE_CONTROL_RENDER_TARGET_CACHE_FLUSH (1<<12) /* gen6+ */ #define PIPE_CONTROL_INSTRUCTION_CACHE_INVALIDATE (1<<11) /* MBZ on ILK */