Re: [PATCH v2 2/2] drm/atomic: Force bridge self-refresh-exit on CRTC switch

2022-02-28 Thread Liu Ying
On Mon, 2022-02-28 at 12:25 -0800, Brian Norris wrote: > It's possible to change which CRTC is in use for a given > connector/encoder/bridge while we're in self-refresh without fully > disabling the connector/encoder/bridge along the way. This can confuse > the bridge encoder/bridge, because > (a)

[PATCH v2 2/2] drm/atomic: Force bridge self-refresh-exit on CRTC switch

2022-02-28 Thread Brian Norris
It's possible to change which CRTC is in use for a given connector/encoder/bridge while we're in self-refresh without fully disabling the connector/encoder/bridge along the way. This can confuse the bridge encoder/bridge, because (a) it needs to track the SR state (trying to perform "active"