]> git.baikalelectronics.ru Git - kernel.git/commit
drm/vc4: Add support for scaling of display planes.
authorEric Anholt <eric@anholt.net>
Tue, 20 Oct 2015 15:06:57 +0000 (16:06 +0100)
committerEric Anholt <eric@anholt.net>
Tue, 16 Feb 2016 19:24:08 +0000 (11:24 -0800)
commitd39e3664f879c2df0b714d35465b52584660b822
tree48339e5624f09e8bb6f499ecdad676c119f56dcb
parent116716eb4e31c4dcd4854797bcbfdc355b5f9684
drm/vc4: Add support for scaling of display planes.

This implements a simple policy for choosing scaling modes
(trapezoidal for decimation, PPF for magnification), and a single PPF
filter (Mitchell/Netravali's recommendation).

Signed-off-by: Eric Anholt <eric@anholt.net>
drivers/gpu/drm/vc4/vc4_drv.h
drivers/gpu/drm/vc4/vc4_hvs.c
drivers/gpu/drm/vc4/vc4_plane.c
drivers/gpu/drm/vc4/vc4_regs.h