A-Team_Digital_Solutions/android_kernel_motorola_sm6375
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disp: msm: sde: return proper errno when register event fails

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When HW resource is not available, return ENODEV so that user space can
check the errno and do proper handling.

Change-Id: If5422f1020c262ede4ac7226a274da2c5713b446
Signed-off-by: Ping Li <pingli@codeaurora.org>
This commit is contained in:
Ping Li 2020-09-23 17:38:02 -07:00
commit b4d055a10d
1 changed files with 1 additions and 1 deletions
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2
msm/sde/sde_color_processing.c
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@ -4124,7 +4124,7 @@ int sde_cp_ltm_wb_pb_interrupt(struct drm_crtc *crtc, bool en,
hw_dspp = sde_crtc->mixers[0].hw_dspp;
if (!hw_dspp) {
DRM_ERROR("invalid dspp\n");
return -EINVAL;
return -ENODEV;
}
if (en) {