RE: [PATCH] drm/amd/display: Revalidate bandwidth before commiting DC updates

2020-06-03 Thread Wu, Hersen
; Li, Sun peng (Leo) Subject: [PATCH] drm/amd/display: Revalidate bandwidth before commiting DC updates [Why] Whenever we switch between tiled formats without also switching pixel formats or doing anything else that recreates the DC plane state we can run into underflow or hangs since we're

[PATCH] drm/amd/display: Revalidate bandwidth before commiting DC updates

2020-06-02 Thread Nicholas Kazlauskas
[Why] Whenever we switch between tiled formats without also switching pixel formats or doing anything else that recreates the DC plane state we can run into underflow or hangs since we're not updating the DML parameters before committing to the hardware. [How] If the update type is FULL then call