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Linux: Add performance patch for radeon 7xxx

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fritsch 2014-02-07 22:48:14 +01:00
parent 83ccbbb659
commit e8238c694a
1 changed files with 27 additions and 0 deletions
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27
packages/linux/patches/3.13.2/linux-802-fix-radeon-7xxx-performance-issue.patch vendored Normal file
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From 858a41c853cef2cb01de34dae334c19c1c15b237 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Thu, 30 Jan 2014 19:35:04 +0000
Subject: drm/radeon: fix UVD IRQ support on 7xx
Otherwise decoding isn't really useable.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
---
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 56140b4..cdbc417 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -3991,6 +3991,10 @@ restart_ih:
break;
}
break;
+ case 124: /* UVD */
+ DRM_DEBUG("IH: UVD int: 0x%08x\n", src_data);
+ radeon_fence_process(rdev, R600_RING_TYPE_UVD_INDEX);
+ break;
case 176: /* CP_INT in ring buffer */
case 177: /* CP_INT in IB1 */
case 178: /* CP_INT in IB2 */
--
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