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e46368cf77
linux_dsm_epyc7002/drivers/gpu/drm/nouveau/dispnv50
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Lyude Paul e46368cf77 drm/nouveau/drm/nouveau: Grab runtime PM ref in nv50_mstc_detect() 
While we currently grab a runtime PM ref in nouveau's normal connector
detection code, we apparently don't do this for MST. This means if we're
in a scenario where the GPU is suspended and userspace attempts to do a
connector probe on an MSTC connector, the probe will fail entirely due
to the DP aux channel and GPU not being woken up:

[  316.633489] nouveau 0000:01:00.0: i2c: aux 000a: begin idle timeout ffffffff
[  316.635713] nouveau 0000:01:00.0: i2c: aux 000a: begin idle timeout ffffffff
[  316.637785] nouveau 0000:01:00.0: i2c: aux 000a: begin idle timeout ffffffff
...

So, grab a runtime PM ref here.

Signed-off-by: Lyude Paul <lyude@redhat.com>
Cc: stable@vger.kernel.org
Reviewed-by: Karol Herbst <kherbst@redhat.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2018-10-05 16:43:15 +10:00
..
atom.h drm/nouveau/kms/gv100: initial support 2018-05-18 15:01:46 +10:00
base507c.c drm/nouveau/kms/nv50-: separate blocklinear vs linear pitch 2018-05-18 15:01:30 +10:00
base827c.c drm/nouveau/kms/nv50-: separate blocklinear vs linear pitch 2018-05-18 15:01:30 +10:00
base907c.c drm/nouveau/kms/gk104-: add support for [XA]2R10G10B10 formats 2018-05-18 15:01:30 +10:00
base917c.c drm/nouveau/kms/gk104-: add support for [XA]2R10G10B10 formats 2018-05-18 15:01:30 +10:00
base.c drm/nouveau/kms/gk104-: add support for [XA]2R10G10B10 formats 2018-05-18 15:01:30 +10:00
base.h drm/nouveau/kms/nv50-: initial overlay support 2018-05-18 15:01:31 +10:00
core507d.c drm/nouveau/kms/nv50-: simplify tracking of channel interlocks 2018-05-18 15:01:29 +10:00
core827d.c drm/nouveau/kms/nv50-: split core implementation by hardware class 2018-05-18 15:01:28 +10:00
core907d.c drm/nouveau/kms/nv50-: split core implementation by hardware class 2018-05-18 15:01:28 +10:00
core917d.c drm/nouveau/kms/nv50-: split core implementation by hardware class 2018-05-18 15:01:28 +10:00
core.c drm/nouveau/kms/gv100: initial support 2018-05-18 15:01:46 +10:00
core.h drm/nouveau/kms/gv100: initial support 2018-05-18 15:01:46 +10:00
corec37d.c drm/nouveau/kms/gv100: initial support 2018-05-18 15:01:46 +10:00
curs507a.c drm/nouveau/kms/nv50-: cursors always use core channel vram ctxdma 2018-06-19 10:38:26 +10:00
curs907a.c drm/nouveau/kms/nv50-: simplify tracking of channel interlocks 2018-05-18 15:01:29 +10:00
curs.c drm/nouveau/kms/gv100: initial support 2018-05-18 15:01:46 +10:00
curs.h drm/nouveau/kms/gv100: initial support 2018-05-18 15:01:46 +10:00
cursc37a.c drm/nouveau/kms/gv100: initial support 2018-05-18 15:01:46 +10:00
dac507d.c drm/nouveau/kms/nv50-: split core implementation by hardware class 2018-05-18 15:01:28 +10:00
dac907d.c drm/nouveau/kms/nv50-: split core implementation by hardware class 2018-05-18 15:01:28 +10:00
disp.c drm/nouveau/drm/nouveau: Grab runtime PM ref in nv50_mstc_detect() 2018-10-05 16:43:15 +10:00
disp.h drm/nouveau/kms/gv100: initial support 2018-05-18 15:01:46 +10:00
head507d.c drm/nouveau/kms/nv50-: initial overlay support 2018-05-18 15:01:31 +10:00
head827d.c drm/nouveau/kms/gk104-: support additional cursor sizes 2018-05-18 15:01:30 +10:00
head907d.c drm/nouveau/kms/nv50-: initial overlay support 2018-05-18 15:01:31 +10:00
head917d.c drm/nouveau/kms/gv100: initial support 2018-05-18 15:01:46 +10:00
head.c drm/nouveau/kms/gv100: initial support 2018-05-18 15:01:46 +10:00
head.h drm/nouveau/kms/gv100: initial support 2018-05-18 15:01:46 +10:00
headc37d.c drm/nouveau/kms/gv100: initial support 2018-05-18 15:01:46 +10:00
Kbuild drm/nouveau/kms/gv100: initial support 2018-05-18 15:01:46 +10:00
lut.c drm/nouveau/kms/nv50-: handle degamma LUT from window channels 2018-05-18 15:01:29 +10:00
lut.h drm/nouveau/kms/nv50-: handle degamma LUT from window channels 2018-05-18 15:01:29 +10:00
oimm507b.c drm/nouveau/kms/nv50-: initial overlay support 2018-05-18 15:01:31 +10:00
oimm.c drm/nouveau/kms/nv50-: split each resource type into their own source files 2018-05-18 15:01:28 +10:00
oimm.h drm/nouveau/kms/nv50-: split each resource type into their own source files 2018-05-18 15:01:28 +10:00
ovly507e.c drm/nouveau/kms/nv50-: initial overlay support 2018-05-18 15:01:31 +10:00
ovly827e.c drm/nouveau/kms/nv50-: initial overlay support 2018-05-18 15:01:31 +10:00
ovly907e.c drm/nouveau/kms/nv50-: initial overlay support 2018-05-18 15:01:31 +10:00
ovly917e.c drm/nouveau/kms/nv50-: initial overlay support 2018-05-18 15:01:31 +10:00
ovly.c drm/nouveau/kms/nv50-: initial overlay support 2018-05-18 15:01:31 +10:00
ovly.h drm/nouveau/kms/nv50-: initial overlay support 2018-05-18 15:01:31 +10:00
pior507d.c drm/nouveau/kms/nv50-: split core implementation by hardware class 2018-05-18 15:01:28 +10:00
sor507d.c drm/nouveau/kms/nv50-: split core implementation by hardware class 2018-05-18 15:01:28 +10:00
sor907d.c drm/nouveau/kms/nv50-: split core implementation by hardware class 2018-05-18 15:01:28 +10:00
sorc37d.c drm/nouveau/kms/gv100: initial support 2018-05-18 15:01:46 +10:00
wimm.c drm/nouveau/kms/gv100: initial support 2018-05-18 15:01:46 +10:00
wimm.h drm/nouveau/kms/gv100: initial support 2018-05-18 15:01:46 +10:00
wimmc37b.c drm/nouveau/kms/gv100: initial support 2018-05-18 15:01:46 +10:00
wndw.c drm/nouveau/kms/nv50-: remove duplicate assignment 2018-07-16 18:06:29 +10:00
wndw.h drm/nouveau/kms/gv100: initial support 2018-05-18 15:01:46 +10:00
wndwc37e.c drm/nouveau/kms/gv100: initial support 2018-05-18 15:01:46 +10:00