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Diffstat (limited to 'drivers/gpu/drm/radeon/avivod.h')
-rw-r--r--drivers/gpu/drm/radeon/avivod.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/avivod.h b/drivers/gpu/drm/radeon/avivod.h
index d4e6e6e4a93..e2b92c445ba 100644
--- a/drivers/gpu/drm/radeon/avivod.h
+++ b/drivers/gpu/drm/radeon/avivod.h
@@ -57,4 +57,13 @@
#define VGA_RENDER_CONTROL 0x0300
#define VGA_VSTATUS_CNTL_MASK 0x00030000
+/* AVIVO disable VGA rendering */
+static inline void radeon_avivo_vga_render_disable(struct radeon_device *rdev)
+{
+ u32 vga_render;
+ vga_render = RREG32(VGA_RENDER_CONTROL);
+ vga_render &= ~VGA_VSTATUS_CNTL_MASK;
+ WREG32(VGA_RENDER_CONTROL, vga_render);
+}
+
#endif