Am Do., 10. Juli 2025 um 22:21 Uhr schrieb Ville Syrjälä <ville.syrj...@linux.intel.com>: > > On Mon, Jul 07, 2025 at 03:41:20PM +0000, Naveen Kumar wrote: > > Allow asynchronous page flips on planes that either lack a framebuffer or > > retain the same framebuffer, as long as no plane properties are modified. > > > > This avoids unnecessary failures in async flip paths when the update is > > effectively a no-op, improving compatibility with some compositors. > > IMO what we want to do is make the drm core filter out all the garbage > from the commit. That way the driver would only see the planes that are > supposed to actually participate in the async flip.
That sounds like a good goal, but I think it'll need some extra care to avoid regressions. For example, "no-op" pageflips must still trigger pageflip events, and affect the refresh rate with adaptive sync.
