> -----Original Message----- > From: Emil Velikov [mailto:emil.l.velikov@xxxxxxxxx] > Sent: Tuesday, November 28, 2017 7:02 AM > To: Daniel Vetter <daniel@xxxxxxxx> > Cc: Hyun Kwon <hyunk@xxxxxxxxxx>; monstr@xxxxxxxxx; David Airlie > <airlied@xxxxxxxx>; ML dri-devel <dri-devel@xxxxxxxxxxxxxxxxxxxxx>; Daniel > Vetter <daniel.vetter@xxxxxxxxx>; Jeff Mouroux <jmouroux@xxxxxxxxxx>; > Satish Kumar Nagireddy <SATISHNA@xxxxxxxxxx>; Laurent Pinchart > <laurent.pinchart@xxxxxxxxxxxxxxxx> > Subject: Re: [PATCH 0/3] Adding new drm formats needed by Xilinx IPs > > On 28 November 2017 at 11:09, Daniel Vetter <daniel@xxxxxxxx> wrote: > > On Mon, Nov 27, 2017 at 06:27:30PM -0800, Hyun Kwon wrote: > >> Hi, > >> > >> This series is to add new drm formats needed by some Xilinx IPs. > >> Some formats have unique characteristics such as pixels not being > >> byte-aligned. For instance, some 10bit formats have 2bit padding > >> after every 3-10bit components: > >> > >> 32b[0]: 10b comp0 - 10b comp1 - 10b comp2 - 2b padding > >> 32b[1]: 10b comp3 - 10b comp4 - 10b comp5 - 2b padding > >> ... > >> > >> To model this, additional information is added to struct > drm_format_info. > >> The patch has been tested with downstream drivers as well as the > downstream > >> user space component (ex, modified modetest). > >> > >> Thanks, > >> hyun > >> > >> Jeffrey Mouroux (2): > >> uapi: drm: New fourcc codes needed by Xilinx Video IP > >> drm: fourcc: Update DRM Framework with new fourcc codes > >> > >> Satish Kumar Nagireddy (1): > >> drm: drm_fourcc: Add scaling and padding factor to drm_format_info > > > > We need the driver for this. > > To elaborate this in different light: > Without an upstream user (both kernel and userspace) this will be in a > perpetual broken state. > If the Xilinx DRM driver is still far off, one could update any of the > existing drivers - say i915 :-P Fair enough. This patch will have to wait until any client code can be upstreamed along with. Thanks, -hyun > > HTH > Emil _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel
