From: Alex Deucher <alexander.deucher@amd.com>
Date: Thu, 3 Jan 2013 17:07:30 +0000 (-0500)
Subject: drm/radeon: add GPU reset flags
X-Git-Tag: firefly_0821_release~3680^2~1293^2~6^2~4
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=ec46c76d506e845d28d60d0a9f0e993d517030f5;p=firefly-linux-kernel-4.4.55.git

drm/radeon: add GPU reset flags

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.

Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 9b9422c4403a..34e52304a525 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.
  */