linux-kernel - [PATCH v3 4/7] media: hantro: postproc: Configure output regs to support 10bit

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Message-Id: <20220829162159.881588-5-benjamin.gaignard@collabora.com>
Date:   Mon, 29 Aug 2022 18:21:56 +0200
From:   Benjamin Gaignard <benjamin.gaignard@...labora.com>
To:     mchehab@...nel.org, hverkuil@...all.nl,
        ezequiel@...guardiasur.com.ar, p.zabel@...gutronix.de,
        gregkh@...uxfoundation.org, mripard@...nel.org,
        paul.kocialkowski@...tlin.com, wens@...e.org,
        jernej.skrabec@...il.com, samuel@...lland.org,
        nicolas.dufresne@...labora.com, andrzej.p@...labora.com
Cc:     linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-rockchip@...ts.infradead.org, linux-staging@...ts.linux.dev,
        linux-arm-kernel@...ts.infradead.org, linux-sunxi@...ts.linux.dev,
        kernel@...labora.com,
        Benjamin Gaignard <benjamin.gaignard@...labora.com>
Subject: [PATCH v3 4/7] media: hantro: postproc: Configure output regs to support 10bit

Move output format setting in postproc and make sure that
8/10bit configuration is correctly set.

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@...labora.com>
Reviewed-by: Ezequiel Garcia <ezequiel@...guardiasur.com.ar>
---
 drivers/media/platform/verisilicon/hantro_g2_hevc_dec.c | 2 --
 drivers/media/platform/verisilicon/hantro_postproc.c    | 7 ++++++-
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/media/platform/verisilicon/hantro_g2_hevc_dec.c b/drivers/media/platform/verisilicon/hantro_g2_hevc_dec.c
index a917079a6ed3..a9d4ac84a8d8 100644
--- a/drivers/media/platform/verisilicon/hantro_g2_hevc_dec.c
+++ b/drivers/media/platform/verisilicon/hantro_g2_hevc_dec.c
@@ -167,8 +167,6 @@ static void set_params(struct hantro_ctx *ctx)
 	hantro_reg_write(vpu, &g2_bit_depth_y_minus8, sps->bit_depth_luma_minus8);
 	hantro_reg_write(vpu, &g2_bit_depth_c_minus8, sps->bit_depth_chroma_minus8);
 
-	hantro_reg_write(vpu, &g2_output_8_bits, 0);
-
 	hantro_reg_write(vpu, &g2_hdr_skip_length, compute_header_skip_length(ctx));
 
 	min_log2_cb_size = sps->log2_min_luma_coding_block_size_minus3 + 3;
diff --git a/drivers/media/platform/verisilicon/hantro_postproc.c b/drivers/media/platform/verisilicon/hantro_postproc.c
index a0928c508434..09d8cf942689 100644
--- a/drivers/media/platform/verisilicon/hantro_postproc.c
+++ b/drivers/media/platform/verisilicon/hantro_postproc.c
@@ -114,6 +114,7 @@ static void hantro_postproc_g2_enable(struct hantro_ctx *ctx)
 	struct hantro_dev *vpu = ctx->dev;
 	struct vb2_v4l2_buffer *dst_buf;
 	int down_scale = down_scale_factor(ctx);
+	int out_depth;
 	size_t chroma_offset;
 	dma_addr_t dst_dma;
 
@@ -132,8 +133,9 @@ static void hantro_postproc_g2_enable(struct hantro_ctx *ctx)
 		hantro_write_addr(vpu, G2_RS_OUT_LUMA_ADDR, dst_dma);
 		hantro_write_addr(vpu, G2_RS_OUT_CHROMA_ADDR, dst_dma + chroma_offset);
 	}
+
+	out_depth = hantro_get_format_depth(ctx->dst_fmt.pixelformat);
 	if (ctx->dev->variant->legacy_regs) {
-		int out_depth = hantro_get_format_depth(ctx->dst_fmt.pixelformat);
 		u8 pp_shift = 0;
 
 		if (out_depth > 8)
@@ -141,6 +143,9 @@ static void hantro_postproc_g2_enable(struct hantro_ctx *ctx)
 
 		hantro_reg_write(ctx->dev, &g2_rs_out_bit_depth, out_depth);
 		hantro_reg_write(ctx->dev, &g2_pp_pix_shift, pp_shift);
+	} else {
+		hantro_reg_write(vpu, &g2_output_8_bits, out_depth > 8 ? 0 : 1);
+		hantro_reg_write(vpu, &g2_output_format, out_depth > 8 ? 1 : 0);
 	}
 	hantro_reg_write(vpu, &g2_out_rs_e, 1);
 }
-- 
2.32.0