[media] v4l: vsp1: Add HST and HSI support

The Hue Saturation value Transform and Hue Saturation value Inverse
transform entities convert from RGB to HSV and back.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

diff --cc drivers/media/platform/vsp1/Makefile
Simple merge

diff --cc drivers/media/platform/vsp1/vsp1.h
Simple merge

diff --cc drivers/media/platform/vsp1/vsp1_drv.c
Simple merge

diff --cc drivers/media/platform/vsp1/vsp1_entity.c
Simple merge

diff --cc drivers/media/platform/vsp1/vsp1_entity.h
Simple merge

diff --cc drivers/media/platform/vsp1/vsp1_hsit.c
Simple merge

diff --cc drivers/media/platform/vsp1/vsp1_hsit.h
Simple merge

diff --cc drivers/media/platform/vsp1/vsp1_regs.h
Simple merge