[SRU] [linux-oem] [PATCH 0/5] Fix Dell TB16 Dock's DP/HDMI for CFL systems

[Kai Heng Feng]

Po-Hsu Lin <po-hsu.lin at canonical.com> wrote:

> Hi
> Do you have test result for these patches?

Issue is solved with this patch series.

> Thanks
>
> On Wed, Mar 14, 2018 at 4:02 PM, Kai-Heng Feng
> <kai.heng.feng at canonical.com> wrote:
>> BugLink: https://bugs.launchpad.net/bugs/1755705
>>
>> [Impact]
>> CFL systems do not respond to Dell TB16 Dock DP/HDMI plugging event.
>>
>> [Test]
>> Connect Dell TB16 to a CFL system and Enable runtime PM. DP/HDMI ports
>> on TB16 do not function.
>>
>> [Fix]
>> Don't disable AUX IO power well.
>>
>> [Regression Potential]
>> Low. These patches are in upstream for a while and I don't see any new
>> commits try to fix them.
>>
>> Imre Deak (5):
>>   drm/i915/gen9+: Add 10 us delay after power well 1/AUX IO pw disabling
>>   drm/i915/skl: Don't disable misc IO power well during display uninit
>>   drm/i915/bxt, glk: Fix assert on conditions for DC9 enabling
>>   drm/i915/gen9+: Don't remove secondary power well requests
>>   drm/i915/cnl: Fix comment about AUX IO power well enable/disable
>>
>>  drivers/gpu/drm/i915/intel_runtime_pm.c | 137 ++++++++++++++++++++------------
>>  1 file changed, 85 insertions(+), 52 deletions(-)
>>
>> --
>> 2.15.1
>>
>>
>> --
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