cayman_dma_get_wptr 1643 drivers/gpu/drm/radeon/radeon_asic.c .get_wptr = &cayman_dma_get_wptr, cayman_dma_get_wptr 1912 drivers/gpu/drm/radeon/radeon_asic.c .get_wptr = &cayman_dma_get_wptr, cayman_dma_get_wptr 651 drivers/gpu/drm/radeon/radeon_asic.h uint32_t cayman_dma_get_wptr(struct radeon_device *rdev,