drm/radeon: add a GPU reset counter queryable by userspace

Userspace will be able to tell whether a GPU reset occured by comparing an old referece value of the counter with a new value.

Marek Olšák committed 11 years ago

Commit 72b90761 parent c6e7e4b5 files · +9 −1Browse files

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@@ -1038,6 +1038,7 @@ struct drm_radeon_cs { · 1037 unmodified lines
1038	1038	#define RADEON_INFO_CURRENT_GPU_SCLK 0x22
1039	1039	#define RADEON_INFO_CURRENT_GPU_MCLK 0x23
1040	1040	#define RADEON_INFO_READ_REG 0x24
	1041	+#define RADEON_INFO_GPU_RESET_COUNTER 0x25
1041	1042
1042	1043	struct drm_radeon_info {
1043	1044	uint32_t request;