On 2018-02-21 07:18, Sean Paul wrote:
The downstream driver relies on Makefile ordering of files to ensure
components probe in the right order. This took me entirely too long to
sort out, so don't rely on that any longer.
Signed-off-by: Sean Paul <seanp...@chromium.org>
Reviewed-by: Jeykumar Sankaran <jsa...@codeaurora.org>
---
drivers/gpu/drm/msm/msm_drv.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/msm/msm_drv.c
b/drivers/gpu/drm/msm/msm_drv.c
index 9532321a0e4f..30c56b873fbe 100644
--- a/drivers/gpu/drm/msm/msm_drv.c
+++ b/drivers/gpu/drm/msm/msm_drv.c
@@ -1784,6 +1784,7 @@ static int add_display_components(struct device
*dev,
if (of_device_is_compatible(dev->of_node, "qcom,dpu-kms")) {
struct device_node *np = dev->of_node;
unsigned int i;
+ bool found = false;
#ifdef CONFIG_DRM_MSM_DSI_STAGING
for (i = 0; i < MAX_DSI_ACTIVE_DISPLAY; i++) {
@@ -1794,8 +1795,11 @@ static int add_display_components(struct device
*dev,
component_match_add(dev, matchptr, compare_of,
node);
pr_debug("Added component = %s\n", name);
+ found = true;
}
}
+ if (!found)
+ return -EPROBE_DEFER;
#endif
for (i = 0; ; i++) {
--
Jeykumar S
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