From patchwork Fri Mar 18 15:58:31 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Jerome Glisse X-Patchwork-Id: 8621461 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 876C69F44D for ; Fri, 18 Mar 2016 15:59:15 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 8ABDD2026C for ; Fri, 18 Mar 2016 15:59:14 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id 95A9E20386 for ; Fri, 18 Mar 2016 15:59:13 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 315E46EC14; Fri, 18 Mar 2016 15:59:05 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9F20A6EC0C for ; Fri, 18 Mar 2016 15:59:00 +0000 (UTC) Received: from int-mx09.intmail.prod.int.phx2.redhat.com (int-mx09.intmail.prod.int.phx2.redhat.com [10.5.11.22]) by mx1.redhat.com (Postfix) with ESMTPS id 76BAAC0AD284; Fri, 18 Mar 2016 15:58:59 +0000 (UTC) Received: from localhost.localdomain.com (vpn-60-213.rdu2.redhat.com [10.10.60.213]) by int-mx09.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id u2IFwjEl028500; Fri, 18 Mar 2016 11:58:57 -0400 From: =?UTF-8?q?J=C3=A9r=C3=B4me=20Glisse?= To: dri-devel@lists.freedesktop.org Subject: [PATCH 06/14] drm/radeon: consolidate cik uvd initialization and startup code. Date: Fri, 18 Mar 2016 16:58:31 +0100 Message-Id: <1458316719-30104-7-git-send-email-jglisse@redhat.com> In-Reply-To: <1458316719-30104-1-git-send-email-jglisse@redhat.com> References: <1458316719-30104-1-git-send-email-jglisse@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.68 on 10.5.11.22 Cc: Alex Deucher , =?UTF-8?q?J=C3=A9rome=20Glisse?= , =?UTF-8?q?Christian=20K=C3=B6nig?= 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=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, 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: Jérome Glisse This match the exact same control flow as existing code. It just use goto instead of multiple levels of if/else. It also clarify early initialization failures by clearing rdev->has_uvd doing so does not change end result from hardware point of view, it only avoids printing more error messages down the line and thus only the original error is reported. Signed-off-by: Jérôme Glisse Cc: Alex Deucher Cc: Christian König --- drivers/gpu/drm/radeon/cik.c | 108 +++++++++++++++++++++++++++++++------------ 1 file changed, 79 insertions(+), 29 deletions(-) diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c index f2a4c0f..be14669 100644 --- a/drivers/gpu/drm/radeon/cik.c +++ b/drivers/gpu/drm/radeon/cik.c @@ -8496,6 +8496,78 @@ restart_ih: /* * startup/shutdown callbacks */ +static void cik_uvd_init(struct radeon_device *rdev) +{ + int r; + + if (!rdev->has_uvd) + return; + + r = radeon_uvd_init(rdev); + if (r) { + dev_err(rdev->dev, "failed UVD (%d) init.\n", r); + /* + * At this point rdev->uvd.vcpu_bo is NULL which trickles down + * to early fails cik_uvd_start() and thus nothing happens + * there. So it is pointless to try to go through that code + * hence why we disable uvd here. + */ + rdev->has_uvd = 0; + return; + } + rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_obj = NULL; + r600_ring_init(rdev, &rdev->ring[R600_RING_TYPE_UVD_INDEX], 4096); +} + +static void cik_uvd_start(struct radeon_device *rdev) +{ + int r; + + if (!rdev->has_uvd) + return; + + r = radeon_uvd_resume(rdev); + if (r) { + dev_err(rdev->dev, "failed UVD resume (%d).\n", r); + goto error; + } + r = uvd_v4_2_resume(rdev); + if (r) { + dev_err(rdev->dev, "failed UVD 4.2 resume (%d).\n", r); + goto error; + } + r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_UVD_INDEX); + if (r) { + dev_err(rdev->dev, "failed initializing UVD fences (%d).\n", r); + goto error; + } + return; + +error: + rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_size = 0; +} + +static void cik_uvd_resume(struct radeon_device *rdev) +{ + struct radeon_ring *ring; + int r; + + if (!rdev->has_uvd || !rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_size) + return; + + ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX]; + r = radeon_ring_init(rdev, ring, ring->ring_size, 0, RADEON_CP_PACKET2); + if (r) { + dev_err(rdev->dev, "failed initializing UVD ring (%d).\n", r); + return; + } + r = uvd_v1_0_init(rdev); + if (r) { + dev_err(rdev->dev, "failed initializing UVD (%d).\n", r); + return; + } +} + /** * cik_startup - program the asic to a functional state * @@ -8598,18 +8670,7 @@ static int cik_startup(struct radeon_device *rdev) return r; } - r = radeon_uvd_resume(rdev); - if (!r) { - r = uvd_v4_2_resume(rdev); - if (!r) { - r = radeon_fence_driver_start_ring(rdev, - R600_RING_TYPE_UVD_INDEX); - if (r) - dev_err(rdev->dev, "UVD fences init error (%d).\n", r); - } - } - if (r) - rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_size = 0; + cik_uvd_start(rdev); r = radeon_vce_resume(rdev); if (!r) { @@ -8701,15 +8762,7 @@ static int cik_startup(struct radeon_device *rdev) if (r) return r; - ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX]; - if (ring->ring_size) { - r = radeon_ring_init(rdev, ring, ring->ring_size, 0, - RADEON_CP_PACKET2); - if (!r) - r = uvd_v1_0_init(rdev); - if (r) - DRM_ERROR("radeon: failed initializing UVD (%d).\n", r); - } + cik_uvd_resume(rdev); r = -ENOENT; @@ -8802,8 +8855,10 @@ int cik_suspend(struct radeon_device *rdev) radeon_vm_manager_fini(rdev); cik_cp_enable(rdev, false); cik_sdma_enable(rdev, false); - uvd_v1_0_fini(rdev); - radeon_uvd_suspend(rdev); + if (rdev->has_uvd) { + uvd_v1_0_fini(rdev); + radeon_uvd_suspend(rdev); + } radeon_vce_suspend(rdev); cik_fini_pg(rdev); cik_fini_cg(rdev); @@ -8930,12 +8985,7 @@ int cik_init(struct radeon_device *rdev) ring->ring_obj = NULL; r600_ring_init(rdev, ring, 256 * 1024); - r = radeon_uvd_init(rdev); - if (!r) { - ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX]; - ring->ring_obj = NULL; - r600_ring_init(rdev, ring, 4096); - } + cik_uvd_init(rdev); r = radeon_vce_init(rdev); if (!r) {