From ea08eeccae9297f7aabd2ef7f0c2517ac4549acc Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:18:26 +0000
Subject: [PATCH] write in 30M

---
 kernel/drivers/gpu/drm/msm/dp/dp_aux.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/kernel/drivers/gpu/drm/msm/dp/dp_aux.c b/kernel/drivers/gpu/drm/msm/dp/dp_aux.c
index 19b35ae..a73a2b2 100644
--- a/kernel/drivers/gpu/drm/msm/dp/dp_aux.c
+++ b/kernel/drivers/gpu/drm/msm/dp/dp_aux.c
@@ -423,6 +423,10 @@
 
 	aux->isr = dp_catalog_aux_get_irq(aux->catalog);
 
+	/* no interrupts pending, return immediately */
+	if (!aux->isr)
+		return;
+
 	if (!aux->cmd_busy)
 		return;
 

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