Messages in this thread | | | From | Brian Starkey <> | Subject | Re: [PATCH] drm/fourcc: Add Arm 16x16 block modifier | Date | Fri, 21 Jun 2019 12:44:59 +0000 |
| |
On Fri, Jun 21, 2019 at 11:21:08AM +0100, Raymond Smith wrote: > Add the DRM_FORMAT_MOD_ARM_16X16_BLOCK_U_INTERLEAVED modifier to > denote the 16x16 block u-interleaved format used in Arm Utgard and > Midgard GPUs. > > Signed-off-by: Raymond Smith <raymond.smith@arm.com>
Reviewed-by: Brian Starkey <brian.starkey@arm.com>
Thanks for chasing this down!
> --- > include/uapi/drm/drm_fourcc.h | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h > index 3feeaa3..8ed7ecf 100644 > --- a/include/uapi/drm/drm_fourcc.h > +++ b/include/uapi/drm/drm_fourcc.h > @@ -743,6 +743,16 @@ extern "C" { > #define AFBC_FORMAT_MOD_BCH (1ULL << 11) > > /* > + * Arm 16x16 Block U-Interleaved modifier > + * > + * This is used by Arm Mali Utgard and Midgard GPUs. It divides the image > + * into 16x16 pixel blocks. Blocks are stored linearly in order, but pixels > + * in the block are reordered. > + */ > +#define DRM_FORMAT_MOD_ARM_16X16_BLOCK_U_INTERLEAVED \ > + fourcc_mod_code(ARM, ((1ULL << 55) | 1)) > + > +/* > * Allwinner tiled modifier > * > * This tiling mode is implemented by the VPU found on all Allwinner platforms, > -- > 2.7.4 >
| |