This is a note to let you know that I've just added the patch titled
drm/radeon/audio: make sure connector is valid in hotplug case
to the 4.0-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-radeon-audio-make-sure-connector-is-valid-in-hotplug-case.patch
and it can be found in the queue-4.0 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From fbfd3bc7dfd7efcad2d2e52bf634f84c80a77a35 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@xxxxxxx>
Date: Wed, 27 May 2015 11:33:26 -0400
Subject: drm/radeon/audio: make sure connector is valid in hotplug case
From: Alex Deucher <alexander.deucher@xxxxxxx>
commit fbfd3bc7dfd7efcad2d2e52bf634f84c80a77a35 upstream.
Avoids a crash when a monitor is hotplugged and the encoder
and connector are not linked yet.
bug:
https://bugs.freedesktop.org/show_bug.cgi?id=90681
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/radeon/evergreen_hdmi.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
--- a/drivers/gpu/drm/radeon/evergreen_hdmi.c
+++ b/drivers/gpu/drm/radeon/evergreen_hdmi.c
@@ -400,7 +400,7 @@ void evergreen_hdmi_enable(struct drm_en
if (enable) {
struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
- if (drm_detect_monitor_audio(radeon_connector_edid(connector))) {
+ if (connector && drm_detect_monitor_audio(radeon_connector_edid(connector))) {
WREG32(HDMI_INFOFRAME_CONTROL0 + dig->afmt->offset,
HDMI_AVI_INFO_SEND | /* enable AVI info frames */
HDMI_AVI_INFO_CONT | /* required for audio info values to be updated */
@@ -438,7 +438,8 @@ void evergreen_dp_enable(struct drm_enco
if (!dig || !dig->afmt)
return;
- if (enable && drm_detect_monitor_audio(radeon_connector_edid(connector))) {
+ if (enable && connector &&
+ drm_detect_monitor_audio(radeon_connector_edid(connector))) {
struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
struct radeon_connector *radeon_connector = to_radeon_connector(connector);
struct radeon_connector_atom_dig *dig_connector;
Patches currently in stable-queue which might be from alexander.deucher@xxxxxxx are
queue-4.0/drm-radeon-partially-revert-fix-vm_context-_page_table_end_addr-handling.patch
queue-4.0/drm-radeon-don-t-share-plls-if-monitors-differ-in-audio-support.patch
queue-4.0/drm-radeon-audio-make-sure-connector-is-valid-in-hotplug-case.patch
queue-4.0/drm-radeon-fix-vm_context-_page_table_end_addr-handling.patch
queue-4.0/drm-radeon-add-new-bonaire-pci-id.patch
queue-4.0/revert-drm-radeon-only-mark-audio-as-connected-if-the-monitor-supports-it-v3.patch
queue-4.0/drm-amdkfd-don-t-report-local-memory-size.patch
queue-4.0/drm-radeon-retry-dcpd-fetch.patch
--
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