From patchwork Wed May 27 03:20:02 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Alex Deucher X-Patchwork-Id: 6486941 Return-Path: X-Original-To: patchwork-dri-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 726119F38C for ; Wed, 27 May 2015 03:21:34 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 82CF5206FF for ; Wed, 27 May 2015 03:21:33 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id 99F3B20700 for ; Wed, 27 May 2015 03:21:32 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id C4EFE6E8FB; Tue, 26 May 2015 20:21:19 -0700 (PDT) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail-qg0-f46.google.com (mail-qg0-f46.google.com [209.85.192.46]) by gabe.freedesktop.org (Postfix) with ESMTP id 267DE6E8D1 for ; Tue, 26 May 2015 20:20:55 -0700 (PDT) Received: by qgf2 with SMTP id 2so40272867qgf.3 for ; Tue, 26 May 2015 20:20:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-type:content-transfer-encoding; bh=m+5me0Es1hY8yEexjjOIzuUAe1DS+xHSO6a5EsAj5rQ=; b=B47lL4UdfgX5eER+DUfO1Ip7JXyv2xtU6SdZ3NRlXFvAGg7ZhGm6EFw16Msp0WNV7D V1XMei2esCwANkeBdwU8sIBdslDHro8tjQ1kpVqySNmw7QFJIefK6BfZhEVHIhSCwjTo htQYzDkoGTyYttWyzRKoFWuMH2kG2u5aUwjp9gcAk9f0DDtJyY2lHRPo6gtsg9i6tfu6 72qnTfvkw1bx7cAt42Q89kZAq4huSBmg5gESoBCEk1MRujR4uSSfggvuYzfzXqCp2iKU AEtGxhcrkA5AUp6GKo8ZRBascETK+msLeROW0u24PSNycijeq6nX1RP+RtCeuEbSPL87 y6vQ== X-Received: by 10.55.43.38 with SMTP id r38mr62337098qkh.80.1432696854772; Tue, 26 May 2015 20:20:54 -0700 (PDT) Received: from localhost.localdomain (static-74-96-105-49.washdc.fios.verizon.net. [74.96.105.49]) by mx.google.com with ESMTPSA id 20sm9629127qhf.14.2015.05.26.20.20.54 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 26 May 2015 20:20:54 -0700 (PDT) From: Alex Deucher X-Google-Original-From: Alex Deucher To: dri-devel@lists.freedesktop.org Subject: [PATCH 63/88] drm/amdgpu: expose the max virtual address Date: Tue, 26 May 2015 23:20:02 -0400 Message-Id: <1432696827-3752-33-git-send-email-alexander.deucher@amd.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1432696827-3752-1-git-send-email-alexander.deucher@amd.com> References: <1432696827-3752-1-git-send-email-alexander.deucher@amd.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Spam-Status: No, score=-4.1 required=5.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, RCVD_IN_DNSWL_MED, T_DKIM_INVALID, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Jammy Zhou Signed-off-by: Jammy Zhou Reviewed-by: Christian König --- drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 1 + include/uapi/drm/amdgpu_drm.h | 2 ++ 2 files changed, 3 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c index 02c450d..35185d6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c @@ -428,6 +428,7 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file if (adev->flags & AMDGPU_IS_APU) dev_info.ids_flags |= AMDGPU_IDS_FLAGS_FUSION; dev_info.virtual_address_offset = AMDGPU_VA_RESERVED_SIZE; + dev_info.virtual_address_max = (uint64_t)adev->vm_manager.max_pfn * AMDGPU_GPU_PAGE_SIZE; dev_info.virtual_address_alignment = max(PAGE_SIZE, 0x10000UL); dev_info.pte_fragment_size = (1 << AMDGPU_LOG2_PAGES_PER_FRAG) * AMDGPU_GPU_PAGE_SIZE; diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h index fb428fe..65da7cd 100644 --- a/include/uapi/drm/amdgpu_drm.h +++ b/include/uapi/drm/amdgpu_drm.h @@ -560,6 +560,8 @@ struct drm_amdgpu_info_device { uint64_t ids_flags; /** Starting virtual address for UMDs. */ uint64_t virtual_address_offset; + /** The maximum virtual address */ + uint64_t virtual_address_max; /** Required alignment of virtual addresses. */ uint32_t virtual_address_alignment; /** Page table entry - fragment size */