CP_RB_WPTR_ADDR 488 drivers/gpu/drm/radeon/evergreend.h #define CP_RB_WPTR_ADDR 0xC118 CP_RB_WPTR_ADDR 207 drivers/gpu/drm/radeon/r600d.h #define CP_RB_WPTR_ADDR 0xC118 CP_RB_WPTR_ADDR 360 drivers/gpu/drm/radeon/rv770d.h #define CP_RB_WPTR_ADDR 0xC118