media: hantro: Simplify postprocessor

Add a 'postprocessed' boolean property to struct hantro_fmt
to signal that a format is produced by the post-processor.
This will allow to introduce the G2 post-processor in a simple way.

Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

drivers/staging/media/hantro/hantro.h

@@ -263,6 +263,7 @@ struct hantro_ctx {
  * @max_depth:	Maximum depth, for bitstream formats
  * @enc_fmt:	Format identifier for encoder registers.
  * @frmsize:	Supported range of frame sizes (only for bitstream formats).
+ * @postprocessed: Indicates if this format needs the post-processor.
  */
 struct hantro_fmt {
 	char *name;
@@ -272,6 +273,7 @@ struct hantro_fmt {
 	int max_depth;
 	enum hantro_enc_fmt enc_fmt;
 	struct v4l2_frmsize_stepwise frmsize;
+	bool postprocessed;
 };
 
 struct hantro_reg {

drivers/staging/media/hantro/hantro_postproc.c

@@ -53,15 +53,9 @@ const struct hantro_postproc_regs hantro_g1_postproc_regs = {
 bool hantro_needs_postproc(const struct hantro_ctx *ctx,
 			   const struct hantro_fmt *fmt)
 {
-	struct hantro_dev *vpu = ctx->dev;
-
 	if (ctx->is_encoder)
 		return false;
-
+	return fmt->postprocessed;
-	if (!vpu->variant->postproc_fmts)
-		return false;
-
-	return fmt->fourcc != V4L2_PIX_FMT_NV12;
 }
 
 static void hantro_postproc_g1_enable(struct hantro_ctx *ctx)

drivers/staging/media/hantro/imx8m_vpu_hw.c

@@ -82,6 +82,7 @@ static const struct hantro_fmt imx8m_vpu_postproc_fmts[] = {
 	{
 		.fourcc = V4L2_PIX_FMT_YUYV,
 		.codec_mode = HANTRO_MODE_NONE,
+		.postprocessed = true,
 	},
 };
 

drivers/staging/media/hantro/rockchip_vpu_hw.c

@@ -62,6 +62,7 @@ static const struct hantro_fmt rockchip_vpu1_postproc_fmts[] = {
 	{
 		.fourcc = V4L2_PIX_FMT_YUYV,
 		.codec_mode = HANTRO_MODE_NONE,
+		.postprocessed = true,
 	},
 };
 

drivers/staging/media/hantro/sama5d4_vdec_hw.c

@@ -15,6 +15,7 @@ static const struct hantro_fmt sama5d4_vdec_postproc_fmts[] = {
 	{
 		.fourcc = V4L2_PIX_FMT_YUYV,
 		.codec_mode = HANTRO_MODE_NONE,
+		.postprocessed = true,
 	},
 };