Re: [PATCH 2/2] drm: lcdif: force modeset when FB format changes

2023-06-02 Thread Ying Liu
On Thu, Jun 1, 2023 at 2:45 AM Lucas Stach wrote: > > Force a modeset if the new FB has a different format than the > currently active one. While it might be possible to change between > compatible formats without a full modeset as the format control is > also supposed to be double buffered, the

Re: [PATCH 2/2] drm: lcdif: force modeset when FB format changes

2023-06-01 Thread Ying Liu
On Thu, Jun 1, 2023 at 6:33 PM Marek Vasut wrote: > > On 6/1/23 08:24, Ying Liu wrote: > > On Thu, Jun 1, 2023 at 2:45 AM Lucas Stach wrote: > >> > >> Force a modeset if the new FB has a different format than the > >> currently active one. While it might be possible to change between > >>

Re: [PATCH 2/2] drm: lcdif: force modeset when FB format changes

2023-06-01 Thread Marek Vasut
On 6/1/23 08:24, Ying Liu wrote: On Thu, Jun 1, 2023 at 2:45 AM Lucas Stach wrote: Force a modeset if the new FB has a different format than the currently active one. While it might be possible to change between compatible formats without a full modeset as the format control is also supposed

Re: [PATCH 2/2] drm: lcdif: force modeset when FB format changes

2023-06-01 Thread Ying Liu
On Thu, Jun 1, 2023 at 2:45 AM Lucas Stach wrote: > > Force a modeset if the new FB has a different format than the > currently active one. While it might be possible to change between > compatible formats without a full modeset as the format control is > also supposed to be double buffered, the

[PATCH 2/2] drm: lcdif: force modeset when FB format changes

2023-05-31 Thread Lucas Stach
Force a modeset if the new FB has a different format than the currently active one. While it might be possible to change between compatible formats without a full modeset as the format control is also supposed to be double buffered, the colorspace conversion is not, so when the CSC changes we need