35 lines
1.1 KiB
Diff
35 lines
1.1 KiB
Diff
From 192c0204a6dc654ec4b306a08b07367a3de04c60 Mon Sep 17 00:00:00 2001
|
|
From: Jeffy Chen <jeffy.chen@rock-chips.com>
|
|
Date: Mon, 26 Oct 2020 17:50:06 +0800
|
|
Subject: [PATCH 40/93] HACK: backend-drm: Workaround atomic flip for BSP 4.4
|
|
kernel
|
|
|
|
The Rockchip BSP 4.4 kernel might generate unexpected flip events
|
|
when dpms changed.
|
|
|
|
Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
|
|
---
|
|
libweston/backend-drm/kms.c | 6 +++++-
|
|
1 file changed, 5 insertions(+), 1 deletion(-)
|
|
|
|
diff --git a/libweston/backend-drm/kms.c b/libweston/backend-drm/kms.c
|
|
index fb43c43..61dadef 100644
|
|
--- a/libweston/backend-drm/kms.c
|
|
+++ b/libweston/backend-drm/kms.c
|
|
@@ -1535,7 +1535,11 @@ atomic_flip_handler(int fd, unsigned int frame, unsigned int sec,
|
|
|
|
drm_debug(b, "[atomic][CRTC:%u] flip processing started\n", crtc_id);
|
|
assert(device->atomic_modeset);
|
|
- assert(output->atomic_complete_pending);
|
|
+
|
|
+ /* HACK: Disable this check sink the Rockchip BSP 4.4 kernel might
|
|
+ * generate unexpected flip events when dpms changed. */
|
|
+ //assert(output->atomic_complete_pending);
|
|
+
|
|
output->atomic_complete_pending = false;
|
|
|
|
drm_output_update_complete(output, flags, sec, usec);
|
|
--
|
|
2.20.1
|
|
|