From 1543e317f1da31b75942316931e8f491a8920811 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 04 Jan 2024 10:08:02 +0000
Subject: [PATCH] disable FB
---
kernel/drivers/gpu/drm/drm_dp_aux_dev.c | 14 +++++++++-----
1 files changed, 9 insertions(+), 5 deletions(-)
diff --git a/kernel/drivers/gpu/drm/drm_dp_aux_dev.c b/kernel/drivers/gpu/drm/drm_dp_aux_dev.c
index 0b11210..e25181b 100644
--- a/kernel/drivers/gpu/drm/drm_dp_aux_dev.c
+++ b/kernel/drivers/gpu/drm/drm_dp_aux_dev.c
@@ -27,15 +27,18 @@
#include <linux/device.h>
#include <linux/fs.h>
-#include <linux/slab.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/module.h>
+#include <linux/sched/signal.h>
+#include <linux/slab.h>
#include <linux/uaccess.h>
#include <linux/uio.h>
-#include <drm/drm_dp_helper.h>
+
#include <drm/drm_crtc.h>
-#include <drm/drmP.h>
+#include <drm/drm_dp_helper.h>
+#include <drm/drm_dp_mst_helper.h>
+#include <drm/drm_print.h>
#include "drm_crtc_helper_internal.h"
@@ -80,8 +83,7 @@
kref_init(&aux_dev->refcount);
mutex_lock(&aux_idr_mutex);
- index = idr_alloc_cyclic(&aux_idr, aux_dev, 0, DRM_AUX_MINORS,
- GFP_KERNEL);
+ index = idr_alloc(&aux_idr, aux_dev, 0, DRM_AUX_MINORS, GFP_KERNEL);
mutex_unlock(&aux_idr_mutex);
if (index < 0) {
kfree(aux_dev);
@@ -162,6 +164,7 @@
}
res = drm_dp_dpcd_read(aux_dev->aux, pos, buf, todo);
+
if (res <= 0)
break;
@@ -209,6 +212,7 @@
}
res = drm_dp_dpcd_write(aux_dev->aux, pos, buf, todo);
+
if (res <= 0)
break;
--
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