From patchwork Fri Feb 5 10:20:26 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthew Auld X-Patchwork-Id: 12069815 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 65A58C433E6 for ; Fri, 5 Feb 2021 10:20:42 +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 0CE4664FF5 for ; Fri, 5 Feb 2021 10:20:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0CE4664FF5 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id DB8F26F3E8; Fri, 5 Feb 2021 10:20:40 +0000 (UTC) Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0C0ED6F3E2 for ; Fri, 5 Feb 2021 10:20:39 +0000 (UTC) IronPort-SDR: OCGWPaJ36kXLXBbkaEL0UUw5+6ZX52JOQS81xr5X0NklCftxKuATOPE8wnrfoGB8y+5Efu6g6g EhFOdCbmkLVw== X-IronPort-AV: E=McAfee;i="6000,8403,9885"; a="181478492" X-IronPort-AV: E=Sophos;i="5.81,154,1610438400"; d="scan'208";a="181478492" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Feb 2021 02:20:34 -0800 IronPort-SDR: 0kC/qpqrsgYUOfKYMJhpl9SN3aiNyJCc1Q7ZXp+V6ELiF2WucRrzyKHEqKWaDtJnugp/DTL8NX djcnz8M/PuSA== X-IronPort-AV: E=Sophos;i="5.81,154,1610438400"; d="scan'208";a="373341573" Received: from gsloan-mobl.ger.corp.intel.com (HELO mwauld-desk1.ger.corp.intel.com) ([10.252.14.92]) by fmsmga008-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Feb 2021 02:20:34 -0800 From: Matthew Auld To: intel-gfx@lists.freedesktop.org Date: Fri, 5 Feb 2021 10:20:26 +0000 Message-Id: <20210205102026.806699-2-matthew.auld@intel.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210205102026.806699-1-matthew.auld@intel.com> References: <20210205102026.806699-1-matthew.auld@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v2 2/2] drm/i915: give stolen system memory its own class 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" In some future patches we will need to also support a stolen region carved from device local memory, on platforms like DG1. To handle this we can simply describe each in terms of its own memory class. Signed-off-by: Matthew Auld Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/gem/i915_gem_stolen.c | 4 ++-- drivers/gpu/drm/i915/i915_drv.c | 2 +- drivers/gpu/drm/i915/i915_pci.c | 2 +- drivers/gpu/drm/i915/intel_memory_region.c | 6 +++--- drivers/gpu/drm/i915/intel_memory_region.h | 6 +++--- 5 files changed, 10 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/i915/gem/i915_gem_stolen.c b/drivers/gpu/drm/i915/gem/i915_gem_stolen.c index a1e197a6e999..c5f85296a45f 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_stolen.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_stolen.c @@ -686,7 +686,7 @@ struct drm_i915_gem_object * i915_gem_object_create_stolen(struct drm_i915_private *i915, resource_size_t size) { - return i915_gem_object_create_region(i915->mm.regions[INTEL_REGION_STOLEN], + return i915_gem_object_create_region(i915->mm.regions[INTEL_REGION_STOLEN_SMEM], size, I915_BO_ALLOC_CONTIGUOUS); } @@ -726,7 +726,7 @@ i915_gem_object_create_stolen_for_preallocated(struct drm_i915_private *i915, resource_size_t stolen_offset, resource_size_t size) { - struct intel_memory_region *mem = i915->mm.regions[INTEL_REGION_STOLEN]; + struct intel_memory_region *mem = i915->mm.regions[INTEL_REGION_STOLEN_SMEM]; struct drm_i915_gem_object *obj; struct drm_mm_node *stolen; int ret; diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 41eea02a9285..b708517d3972 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -849,7 +849,7 @@ int i915_driver_probe(struct pci_dev *pdev, const struct pci_device_id *ent) if (INTEL_GEN(i915) >= 9 && i915_selftest.live < 0 && i915->params.fake_lmem_start) { mkwrite_device_info(i915)->memory_regions = - REGION_SMEM | REGION_LMEM | REGION_STOLEN; + REGION_SMEM | REGION_LMEM | REGION_STOLEN_SMEM; GEM_BUG_ON(!HAS_LMEM(i915)); } } diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c index 6cff7cf0f17b..d09db36b8287 100644 --- a/drivers/gpu/drm/i915/i915_pci.c +++ b/drivers/gpu/drm/i915/i915_pci.c @@ -154,7 +154,7 @@ .page_sizes = I915_GTT_PAGE_SIZE_4K #define GEN_DEFAULT_REGIONS \ - .memory_regions = REGION_SMEM | REGION_STOLEN + .memory_regions = REGION_SMEM | REGION_STOLEN_SMEM #define I830_FEATURES \ GEN(2), \ diff --git a/drivers/gpu/drm/i915/intel_memory_region.c b/drivers/gpu/drm/i915/intel_memory_region.c index 048b6d6b5af2..bf837b6bb185 100644 --- a/drivers/gpu/drm/i915/intel_memory_region.c +++ b/drivers/gpu/drm/i915/intel_memory_region.c @@ -18,8 +18,8 @@ static const struct { .class = INTEL_MEMORY_LOCAL, .instance = 0, }, - [INTEL_REGION_STOLEN] = { - .class = INTEL_MEMORY_STOLEN, + [INTEL_REGION_STOLEN_SMEM] = { + .class = INTEL_MEMORY_STOLEN_SYSTEM, .instance = 0, }, }; @@ -278,7 +278,7 @@ int intel_memory_regions_hw_probe(struct drm_i915_private *i915) case INTEL_MEMORY_SYSTEM: mem = i915_gem_shmem_setup(i915); break; - case INTEL_MEMORY_STOLEN: + case INTEL_MEMORY_STOLEN_SYSTEM: mem = i915_gem_stolen_setup(i915); break; default: diff --git a/drivers/gpu/drm/i915/intel_memory_region.h b/drivers/gpu/drm/i915/intel_memory_region.h index 8baf2536d7a5..edd49067c8ca 100644 --- a/drivers/gpu/drm/i915/intel_memory_region.h +++ b/drivers/gpu/drm/i915/intel_memory_region.h @@ -25,19 +25,19 @@ struct sg_table; enum intel_memory_type { INTEL_MEMORY_SYSTEM = 0, INTEL_MEMORY_LOCAL, - INTEL_MEMORY_STOLEN, + INTEL_MEMORY_STOLEN_SYSTEM, }; enum intel_region_id { INTEL_REGION_SMEM = 0, INTEL_REGION_LMEM, - INTEL_REGION_STOLEN, + INTEL_REGION_STOLEN_SMEM, INTEL_REGION_UNKNOWN, /* Should be last */ }; #define REGION_SMEM BIT(INTEL_REGION_SMEM) #define REGION_LMEM BIT(INTEL_REGION_LMEM) -#define REGION_STOLEN BIT(INTEL_REGION_STOLEN) +#define REGION_STOLEN_SMEM BIT(INTEL_REGION_STOLEN_SMEM) #define I915_ALLOC_MIN_PAGE_SIZE BIT(0) #define I915_ALLOC_CONTIGUOUS BIT(1)