From 4535cb9cefbc736b47bc1e7f8628065aba5ca0d7 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Wed, 1 Oct 2014 11:26:50 -0400 Subject: drm/radeon: add support for read reg query from radeon info ioctl MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This allows us to query certain registers from userspace for profiling and harvest configuration. E.g., it can be used by the GALLIUM_HUD for profiling the status of various gfx blocks. Tested-by: Marek Olšák Signed-off-by: Alex Deucher --- include/uapi/drm/radeon_drm.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include/uapi/drm/radeon_drm.h') diff --git a/include/uapi/drm/radeon_drm.h b/include/uapi/drm/radeon_drm.h index de7ee21..871e73f 100644 --- a/include/uapi/drm/radeon_drm.h +++ b/include/uapi/drm/radeon_drm.h @@ -1037,6 +1037,7 @@ struct drm_radeon_cs { #define RADEON_INFO_CURRENT_GPU_TEMP 0x21 #define RADEON_INFO_CURRENT_GPU_SCLK 0x22 #define RADEON_INFO_CURRENT_GPU_MCLK 0x23 +#define RADEON_INFO_READ_REG 0x24 struct drm_radeon_info { uint32_t request; -- cgit v1.1