Re: [PATCH RFT/RFC 01/49] staging: media: Revert "media: zoran: remove deprecated driver"

From: LABBE Corentin
Date: Tue Sep 22 2020 - 15:15:46 EST


On Tue, Sep 22, 2020 at 06:16:01AM +0100, Christoph Hellwig wrote:
> > + fh->buffers.buffer[i].v4l.fbuffer = mem;
> > + fh->buffers.buffer[i].v4l.fbuffer_phys = virt_to_phys(mem);
> > + fh->buffers.buffer[i].v4l.fbuffer_bus = virt_to_bus(mem);
> > + for (off = 0; off < fh->buffers.buffer_size;
> > + off += PAGE_SIZE)
> > + SetPageReserved(virt_to_page(mem + off));
>
> This messing with SetPageReserved needs to go away before we bring
> back the driver, even for staging.

The whole old buffer management (with some virt_to_phys, virt_to_bus, SetPageReserved, etc...) is removed in "zoran: convert to vb2".

Regards