Re: [PATCH v1 6/6] drm/mediatek: apply CMDQ control flow

2019-12-02 Thread CK Hu
Hi, Bibby: On Tue, 2019-12-03 at 13:58 +0800, Bibby Hsieh wrote: > On Tue, 2019-12-03 at 09:38 +0800, CK Hu wrote: > > Hi, Bibby: > > > > On Thu, 2019-11-28 at 10:42 +0800, Bibby Hsieh wrote: > > > Unlike other SoCs, MT8183 does not have "shadow" > > > registers for performaing an atomic video mo

Re: [PATCH v1 6/6] drm/mediatek: apply CMDQ control flow

2019-12-02 Thread Bibby Hsieh
On Tue, 2019-12-03 at 09:38 +0800, CK Hu wrote: > Hi, Bibby: > > On Thu, 2019-11-28 at 10:42 +0800, Bibby Hsieh wrote: > > Unlike other SoCs, MT8183 does not have "shadow" > > registers for performaing an atomic video mode > > set or page flip at vblank/vsync. > > > > The CMDQ (Commend Queue) in

Re: [PATCH v1 6/6] drm/mediatek: apply CMDQ control flow

2019-12-02 Thread CK Hu
Hi, Bibby: On Thu, 2019-11-28 at 10:42 +0800, Bibby Hsieh wrote: > Unlike other SoCs, MT8183 does not have "shadow" > registers for performaing an atomic video mode > set or page flip at vblank/vsync. > > The CMDQ (Commend Queue) in MT8183 is used to help > update all relevant display controller

[PATCH v1 6/6] drm/mediatek: apply CMDQ control flow

2019-11-27 Thread Bibby Hsieh
Unlike other SoCs, MT8183 does not have "shadow" registers for performaing an atomic video mode set or page flip at vblank/vsync. The CMDQ (Commend Queue) in MT8183 is used to help update all relevant display controller registers with critical time limation. Signed-off-by: YT Shen Signed-off-by: