[PATCH 1/5] drm/radeon: add GPU reset flags

alexdeucher at gmail.com alexdeucher at gmail.com
Thu Jan 3 10:16:45 PST 2013


From: Alex Deucher <alexander.deucher at amd.com>

The idea here is to move to a finer grained reset.
In some cases we may not need reset every block, and
in other cases we may not need to re-init the entire
asic.

Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/radeon/radeon.h |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 9b9422c..34e5230 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -132,6 +132,11 @@ extern int radeon_lockup_timeout;
 #define RADEON_VA_RESERVED_SIZE			(8 << 20)
 #define RADEON_IB_VM_MAX_SIZE			(64 << 10)
 
+/* reset flags */
+#define RADEON_RESET_GFX			(1 << 0)
+#define RADEON_RESET_COMPUTE			(1 << 1)
+#define RADEON_RESET_DMA			(1 << 2)
+
 /*
  * Errata workarounds.
  */
-- 
1.7.7.5



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