| Message ID | 20240509-irq_wait-v1-1-41d653e3784e@gmail.com (mailing list archive) |
|---|---|
| State | Superseded |
| Headers | show |
| Series | drm/msm/dpu: fix encoder irq wait skip | expand |
On 5/9/2024 10:39 AM, Barnabás Czémán wrote: > The irq_idx is unsigned so it cannot be lower than zero, better > to change the condition to check if it is equal with zero. > It could not cause any issue because a valid irq index starts from one. > > Signed-off-by: Barnabás Czémán <trabarni@gmail.com> > --- > drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > I think we also need Fixes: 5a9d50150c2c ("drm/msm/dpu: shift IRQ indices by 1") With that, Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com> > diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c > index 119f3ea50a7c..cf7d769ab3b9 100644 > --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c > +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c > @@ -428,7 +428,7 @@ int dpu_encoder_helper_wait_for_irq(struct dpu_encoder_phys *phys_enc, > return -EWOULDBLOCK; > } > > - if (irq_idx < 0) { > + if (irq_idx == 0) { > DRM_DEBUG_KMS("skip irq wait id=%u, callback=%ps\n", > DRMID(phys_enc->parent), func); > return 0; > > --- > base-commit: 704ba27ac55579704ba1289392448b0c66b56258 > change-id: 20240509-irq_wait-49444cea77e2 > > Best regards,
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c index 119f3ea50a7c..cf7d769ab3b9 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c @@ -428,7 +428,7 @@ int dpu_encoder_helper_wait_for_irq(struct dpu_encoder_phys *phys_enc, return -EWOULDBLOCK; } - if (irq_idx < 0) { + if (irq_idx == 0) { DRM_DEBUG_KMS("skip irq wait id=%u, callback=%ps\n", DRMID(phys_enc->parent), func); return 0;
The irq_idx is unsigned so it cannot be lower than zero, better to change the condition to check if it is equal with zero. It could not cause any issue because a valid irq index starts from one. Signed-off-by: Barnabás Czémán <trabarni@gmail.com> --- drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- base-commit: 704ba27ac55579704ba1289392448b0c66b56258 change-id: 20240509-irq_wait-49444cea77e2 Best regards,