From: Rob Clark <robdclark@xxxxxxxxxxxx>
This should allow disabling the zap node via an overlay, for slbounce.
Suggested-by: Nikita Travkin <nikita@xxxxxxx>
Signed-off-by: Rob Clark <robdclark@xxxxxxxxxxxx>
---
drivers/gpu/drm/msm/adreno/adreno_gpu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
index d9ea15994ae9..a00241e3373b 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
@@ -46,7 +46,7 @@ static int zap_shader_load_mdt(struct msm_gpu *gpu, const char *fwname,
}
np = of_get_child_by_name(dev->of_node, "zap-shader");
- if (!np) {
+ if (!np || !of_device_is_available(np)) {
zap_available = false;
return -ENODEV;
}
--
2.45.1
