Re: [Intel-gfx] [PATCH 1/2] drm/dp: start a DPCD based DP sink/branch device quirk database

2017-05-15 Thread Pandiyan, Dhinakaran
On Thu, 2017-05-11 at 12:57 +0300, Jani Nikula wrote: > Face the fact, there are Display Port sink and branch devices out there > in the wild that don't follow the Display Port specifications, or they > have bugs, or just otherwise require special treatment. Start a common > quirk database the driv

Re: [Intel-gfx] [PATCH 1/2] drm/dp: start a DPCD based DP sink/branch device quirk database

2017-05-14 Thread Daniel Vetter
On Fri, May 12, 2017 at 9:57 AM, Jani Nikula wrote: > Personally I don't think enums should be used for defining bits, because > they are not enumerations. The bits are usually combined to come up with > values that are not part of the enum. > > If we added the quirks to struct intel_dp_desc (and

Re: [Intel-gfx] [PATCH 1/2] drm/dp: start a DPCD based DP sink/branch device quirk database

2017-05-12 Thread Jani Nikula
On Thu, 11 May 2017, Daniel Vetter wrote: > On Thu, May 11, 2017 at 12:57:20PM +0300, Jani Nikula wrote: >> Face the fact, there are Display Port sink and branch devices out there >> in the wild that don't follow the Display Port specifications, or they >> have bugs, or just otherwise require spec

Re: [Intel-gfx] [PATCH 1/2] drm/dp: start a DPCD based DP sink/branch device quirk database

2017-05-11 Thread Daniel Vetter
On Thu, May 11, 2017 at 12:57:20PM +0300, Jani Nikula wrote: > Face the fact, there are Display Port sink and branch devices out there > in the wild that don't follow the Display Port specifications, or they > have bugs, or just otherwise require special treatment. Start a common > quirk database t

Re: [Intel-gfx] [PATCH 1/2] drm/dp: start a DPCD based DP sink/branch device quirk database

2017-05-11 Thread Clint Taylor
On 05/11/2017 02:57 AM, Jani Nikula wrote: Face the fact, there are Display Port sink and branch devices out there in the wild that don't follow the Display Port specifications, or they have bugs, or just otherwise require special treatment. Start a common quirk database the drivers can query b

[Intel-gfx] [PATCH 1/2] drm/dp: start a DPCD based DP sink/branch device quirk database

2017-05-11 Thread Jani Nikula
Face the fact, there are Display Port sink and branch devices out there in the wild that don't follow the Display Port specifications, or they have bugs, or just otherwise require special treatment. Start a common quirk database the drivers can query based on OUI (with the option of expanding to de