Den 05.04.2019 11.52, skrev Gerd Hoffmann: > Time to kill some bad sample code people are copying from ;) > > This is a complete rewrite of the cirrus driver. The cirrus_mode_set() > function is pretty much the only function which is carried over largely > unmodified. Everything else is upside down. > > It is a single monster patch. But given that it does some pretty > fundamental changes to the drivers workflow and also reduces the code > size by roughly 70% I think it'll still be alot easier to review than a > longish baby-step patch series. > > Changes summary: > - Given the small amout of video memory (4 MB) the cirrus device has > the rewritten driver doesn't try to manage buffers there. Instead > it will blit (memcpy) the active framebuffer to video memory. > - All gem objects are stored in main memory and are manged using the > new shmem helpers. ttm is out. > - It supports RG16, RG24 and XR24 formats. XR24 gets converted to RG24 > or RG16 at blit time if needed, to avoid the pitch becoming larger > than what the cirrus hardware can handle. > - The simple display pipeline is used. > - The generic fbdev emulation is used. > - It's a atomic driver now. > - It runs wayland. > > Signed-off-by: Gerd Hoffmann <kraxel@xxxxxxxxxx> > --- Acked-by: Noralf Trønnes <noralf@xxxxxxxxxxx> _______________________________________________ Virtualization mailing list Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linuxfoundation.org/mailman/listinfo/virtualization
