RADEON_TEST_DEBUG_MUX 285 drivers/gpu/drm/radeon/radeon_legacy_tv.c WREG32(RADEON_TEST_DEBUG_MUX, (RREG32(RADEON_TEST_DEBUG_MUX) & 0xffff60ff) | 0x100); RADEON_TEST_DEBUG_MUX 297 drivers/gpu/drm/radeon/radeon_legacy_tv.c WREG32(RADEON_TEST_DEBUG_MUX, RREG32(RADEON_TEST_DEBUG_MUX) & 0xffffe0ff);