[PATCH 03/20] drm/radeon: replace the per ring mutex with a global one

A single global mutex for ring submissions seems sufficient. Signed-off-by: Christian K?nig --- drivers/gpu/drm/radeon/radeon.h |3 +- drivers/gpu/drm/radeon/radeon_device.c|3 +- drivers/gpu/drm/radeon/radeon_pm.c| 10 +- drivers/gpu/drm/radeon/radeon_ring.c

[PATCH 03/20] drm/radeon: replace the per ring mutex with a global one

A single global mutex for ring submissions seems sufficient. Signed-off-by: Christian König --- drivers/gpu/drm/radeon/radeon.h |3 +- drivers/gpu/drm/radeon/radeon_device.c|3 +- drivers/gpu/drm/radeon/radeon_pm.c| 10 +- drivers/gpu/drm/radeon/radeon_ring.c