Re: [PATCH v5 4/4] drm/rockchip: support dp training outside dp firmware

2018-05-18 Thread Heiko Stuebner
Am Freitag, 18. Mai 2018, 17:36:56 CEST schrieb Sean Paul: > On Fri, May 18, 2018 at 10:52:17AM +0200, Heiko Stuebner wrote: > > Am Freitag, 18. Mai 2018, 03:45:46 CEST schrieb Brian Norris: > > > On Thu, May 17, 2018 at 6:41 PM, hl wrote: > > > > On Thursday, May 17, 2018 09:51 PM, Sean Paul wrot

Re: [PATCH v5 4/4] drm/rockchip: support dp training outside dp firmware

2018-05-18 Thread Sean Paul
On Fri, May 18, 2018 at 10:52:17AM +0200, Heiko Stuebner wrote: > Am Freitag, 18. Mai 2018, 03:45:46 CEST schrieb Brian Norris: > > On Thu, May 17, 2018 at 6:41 PM, hl wrote: > > > On Thursday, May 17, 2018 09:51 PM, Sean Paul wrote: > > >> On Thu, May 17, 2018 at 05:18:00PM +0800, Lin Huang wrote

Re: [PATCH v5 4/4] drm/rockchip: support dp training outside dp firmware

2018-05-18 Thread Heiko Stuebner
Am Freitag, 18. Mai 2018, 03:45:46 CEST schrieb Brian Norris: > On Thu, May 17, 2018 at 6:41 PM, hl wrote: > > On Thursday, May 17, 2018 09:51 PM, Sean Paul wrote: > >> On Thu, May 17, 2018 at 05:18:00PM +0800, Lin Huang wrote: > >>> DP firmware uses fixed phy config values to do training, but som

Re: [PATCH v5 4/4] drm/rockchip: support dp training outside dp firmware

2018-05-17 Thread Brian Norris
On Thu, May 17, 2018 at 6:41 PM, hl wrote: > On Thursday, May 17, 2018 09:51 PM, Sean Paul wrote: >> On Thu, May 17, 2018 at 05:18:00PM +0800, Lin Huang wrote: >>> DP firmware uses fixed phy config values to do training, but some >>> boards need to adjust these values to fit for their unique hardw

Re: [PATCH v5 4/4] drm/rockchip: support dp training outside dp firmware

2018-05-17 Thread hl
+ Kishon On Thursday, May 17, 2018 09:51 PM, Sean Paul wrote: On Thu, May 17, 2018 at 05:18:00PM +0800, Lin Huang wrote: DP firmware uses fixed phy config values to do training, but some boards need to adjust these values to fit for their unique hardware design. So get phy config values from d

Re: [PATCH v5 4/4] drm/rockchip: support dp training outside dp firmware

2018-05-17 Thread Sean Paul
On Thu, May 17, 2018 at 05:18:00PM +0800, Lin Huang wrote: > DP firmware uses fixed phy config values to do training, but some > boards need to adjust these values to fit for their unique hardware > design. So get phy config values from dts and use software link training > instead of relying on fir

[PATCH v5 4/4] drm/rockchip: support dp training outside dp firmware

2018-05-17 Thread Lin Huang
DP firmware uses fixed phy config values to do training, but some boards need to adjust these values to fit for their unique hardware design. So get phy config values from dts and use software link training instead of relying on firmware, if software training fail, keep firmware training as a fallb