Displaying 6 results from an estimated 6 matches for "drm_dp_dpcd_access".
2018 May 02
0
[PATCH] drm/nouveau: Fix deadlock in nv50_mstm_register_connector()
...6/0x120 [drm_kms_helper]
? trace_hardirqs_on_caller+0xed/0x180
? drm_dp_check_mstb_guid+0xd6/0x120 [drm_kms_helper]
drm_dp_send_link_address+0x155/0x1e0 [drm_kms_helper]
drm_dp_add_port+0x33f/0x420 [drm_kms_helper]
? nouveau_connector_aux_xfer+0x7c/0xb0 [nouveau]
? find_held_lock+0x2d/0x90
? drm_dp_dpcd_access+0xd9/0xf0 [drm_kms_helper]
? __mutex_unlock_slowpath+0x3b/0x280
? drm_dp_dpcd_access+0xd9/0xf0 [drm_kms_helper]
drm_dp_send_link_address+0x155/0x1e0 [drm_kms_helper]
drm_dp_check_and_send_link_address+0x87/0xd0 [drm_kms_helper]
drm_dp_mst_link_probe_work+0x4d/0x80 [drm_kms_helper]
process_one...
2018 Jul 17
0
[PATCH 1/5] drm/nouveau: Prevent RPM callback recursion in suspend/resume paths
...af0
[ 246.722800] schedule+0x33/0x90
[ 246.724269] rpm_resume+0x19c/0x850
[ 246.725128] ? finish_wait+0x90/0x90
[ 246.725990] __pm_runtime_resume+0x4e/0x90
[ 246.726876] nvkm_i2c_aux_acquire+0x39/0xc0 [nouveau]
[ 246.727713] nouveau_connector_aux_xfer+0x5c/0xd0 [nouveau]
[ 246.728546] drm_dp_dpcd_access+0x77/0x110 [drm_kms_helper]
[ 246.729349] drm_dp_dpcd_write+0x2b/0xb0 [drm_kms_helper]
[ 246.730085] drm_dp_mst_topology_mgr_suspend+0x4e/0x90 [drm_kms_helper]
[ 246.730828] nv50_display_fini+0xa5/0xc0 [nouveau]
[ 246.731606] nouveau_display_fini+0xc8/0x100 [nouveau]
[ 246.732375] nouveau...
2018 Nov 17
3
[PATCH 0/2] drm/nouveau: Fix DP AUX RPM issues
Here's some fixes for the less important DP AUX issues I mentioned a
while back.
Lyude Paul (2):
drm/dp: Add ->pre/post_transfer() hooks for drm_dp_aux
drm/nouveau: Grab an rpm reference before/after DP AUX transactions
drivers/gpu/drm/drm_dp_helper.c | 5 ++
drivers/gpu/drm/nouveau/nouveau_connector.c | 36 ++++++++
drivers/gpu/drm/nouveau/nouveau_drm.c | 12 ++-
2018 Jul 17
3
[PATCH 1/5] drm/nouveau: Prevent RPM callback recursion in suspend/resume paths
[cc += linux-pm]
Hi Lyude,
First of all, thanks a lot for looking into this.
On Mon, Jul 16, 2018 at 07:59:25PM -0400, Lyude Paul wrote:
> In order to fix all of the spots that need to have runtime PM get/puts()
> added, we need to ensure that it's possible for us to call
> pm_runtime_get/put() in any context, regardless of how deep, since
> almost all of the spots that are
2018 Aug 23
3
[PATCH 0/3] drm/nouveau: Fixup module probe to add ->shutdown()
This series is intended to add support for shutting down the GPU on
kernel shutdown/reboot using the ->shutdown() hook, similar to what
amdgpu does. This is mainly intended to workaround a bios issue on the
P50 that was preventing nouveau from initializing the dedicated GM107
GPU on that system properly. You can find more details on this issue in
the patch labeled "Shut down GPU on kernel
2017 Jul 13
11
[Bug 101778] New: Kernel Error on Lenovo P51 when setting graphics to hybrid (Nvidia Optimus with intel+nvidia)
..._add_port+0x32d/0x460 [drm_kms_helper]
[ 28.616501] ? g94_i2c_aux_fini.isra.0+0x27/0x40 [nouveau]
[ 28.616523] ? g94_i2c_aux_xfer+0x6a2/0x7d0 [nouveau]
[ 28.616544] ? nvkm_i2c_aux_release+0x42/0x50 [nouveau]
[ 28.616569] ? nouveau_connector_aux_xfer+0x7f/0xc0 [nouveau]
[ 28.616582] ? drm_dp_dpcd_access+0xee/0x120 [drm_kms_helper]
[ 28.616595] ? drm_dp_send_link_address+0x16b/0x1f0 [drm_kms_helper]
[ 28.616610] ? drm_dp_check_and_send_link_address+0xab/0xb0 [drm_kms_helper]
[ 28.616625] ? drm_dp_mst_link_probe_work+0x4a/0x80 [drm_kms_helper]
[ 28.616638] ? process_one_work+0x197/0x430...