media: hantro: Add H.264 support for Rockchip VDPU2

Rockchip VDPU2 core is present on RK3328, RK3326/PX30, RK3399
and others. It's similar to Hantro G1, but it's not compatible with it.
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Tested-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

drivers/staging/media/hantro/Makefile

@@ -13,6 +13,7 @@ hantro-vpu-y += \
 		hantro_g2_hevc_dec.o \
 		hantro_g1_vp8_dec.o \
 		rockchip_vpu2_hw_jpeg_enc.o \
+		rockchip_vpu2_hw_h264_dec.o \
 		rockchip_vpu2_hw_mpeg2_dec.o \
 		rockchip_vpu2_hw_vp8_dec.o \
 		hantro_jpeg.o \

drivers/staging/media/hantro/hantro_hw.h

@@ -241,6 +241,7 @@ dma_addr_t hantro_h264_get_ref_buf(struct hantro_ctx *ctx,
 u16 hantro_h264_get_ref_nbr(struct hantro_ctx *ctx,
 			    unsigned int dpb_idx);
 int hantro_h264_dec_prepare_run(struct hantro_ctx *ctx);
+int rockchip_vpu2_h264_dec_run(struct hantro_ctx *ctx);
 int hantro_g1_h264_dec_run(struct hantro_ctx *ctx);
 int hantro_h264_dec_init(struct hantro_ctx *ctx);
 void hantro_h264_dec_exit(struct hantro_ctx *ctx);