From e42d518511871ae625b5ff699853a05af1ccccf7 Mon Sep 17 00:00:00 2001 From: Barnabás Czémán Date: Thu, 9 May 2024 21:40:41 +0200 Subject: drm/msm/dpu: fix encoder irq wait skip MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 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. Fixes: 5a9d50150c2c ("drm/msm/dpu: shift IRQ indices by 1") Signed-off-by: Barnabás Czémán Reviewed-by: Dmitry Baryshkov Reviewed-by: Abhinav Kumar Patchwork: https://patchwork.freedesktop.org/patch/596853/ Link: https://lore.kernel.org/r/20240509-irq_wait-v2-1-b8b687b22cc4@gmail.com Signed-off-by: Abhinav Kumar Signed-off-by: Rob Clark --- drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') 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; -- cgit