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path: root/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c
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Diffstat (limited to 'src/gallium/winsys/radeon/drm/radeon_drm_winsys.c')
-rw-r--r--src/gallium/winsys/radeon/drm/radeon_drm_winsys.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c b/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c
index d1f76431b19..e25ab9be7be 100644
--- a/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c
+++ b/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c
@@ -90,6 +90,14 @@
#define RADEON_INFO_TIMESTAMP 0x11
#endif
+#ifndef RADEON_INFO_RING_WORKING
+#define RADEON_INFO_RING_WORKING 0x15
+#endif
+
+#ifndef RADEON_CS_RING_UVD
+#define RADEON_CS_RING_UVD 3
+#endif
+
static struct util_hash_table *fd_tab = NULL;
/* Enable/disable feature access for one command stream.
@@ -323,6 +331,15 @@ static boolean do_winsys_init(struct radeon_drm_winsys *ws)
ws->info.r600_has_dma = TRUE;
}
+ /* Check for UVD */
+ ws->info.has_uvd = FALSE;
+ if (ws->info.drm_minor >= 32) {
+ uint32_t value = RADEON_CS_RING_UVD;
+ if (radeon_get_drm_value(ws->fd, RADEON_INFO_RING_WORKING,
+ "UVD Ring working", &value))
+ ws->info.has_uvd = value;
+ }
+
/* Get GEM info. */
retval = drmCommandWriteRead(ws->fd, DRM_RADEON_GEM_INFO,
&gem_info, sizeof(gem_info));