linux-kernel - [RFC 4/6] media: hantro: add VP8 encode support for STM32MP25 VENC

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Message-ID: <20231004103720.3540436-5-hugues.fruchet@foss.st.com>
Date:   Wed, 4 Oct 2023 12:37:18 +0200
From:   Hugues Fruchet <hugues.fruchet@...s.st.com>
To:     Ezequiel Garcia <ezequiel@...guardiasur.com.ar>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Andrzej Pietrasiewicz <andrzej.p@...labora.com>,
        Nicolas Dufresne <nicolas.dufresne@...labora.com>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Benjamin Gaignard <benjamin.gaignard@...labora.com>,
        Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>,
        Daniel Almeida <daniel.almeida@...labora.com>,
        Benjamin Mugnier <benjamin.mugnier@...s.st.com>,
        Heiko Stuebner <heiko@...ech.de>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Hans Verkuil <hverkuil@...all.nl>,
        <linux-media@...r.kernel.org>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        <linux-stm32@...md-mailman.stormreply.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-rockchip@...ts.infradead.org>
CC:     Hugues Fruchet <hugues.fruchet@...s.st.com>,
        Marco Felsch <m.felsch@...gutronix.de>,
        Adam Ford <aford173@...il.com>
Subject: [RFC 4/6] media: hantro: add VP8 encode support for STM32MP25 VENC

Add VP8 stateless support for STM32MP25 VENC video hardware encoder.

Signed-off-by: Hugues Fruchet <hugues.fruchet@...s.st.com>
---
 .../platform/verisilicon/stm32mp25_venc_hw.c  | 22 ++++++++++++++++++-
 1 file changed, 21 insertions(+), 1 deletion(-)

diff --git a/drivers/media/platform/verisilicon/stm32mp25_venc_hw.c b/drivers/media/platform/verisilicon/stm32mp25_venc_hw.c
index 0aac33afcadc..2176eccd1f79 100644
--- a/drivers/media/platform/verisilicon/stm32mp25_venc_hw.c
+++ b/drivers/media/platform/verisilicon/stm32mp25_venc_hw.c
@@ -87,6 +87,19 @@ static const struct hantro_fmt stm32mp25_venc_fmts[] = {
 			.step_height = MB_DIM,
 		},
 	},
+	{
+		.fourcc = V4L2_PIX_FMT_VP8_FRAME,
+		.codec_mode = HANTRO_MODE_VP8_ENC,
+		.max_depth = 2,
+		.frmsize = {
+			.min_width = 96,
+			.max_width = 4080,
+			.step_width = MB_DIM,
+			.min_height = 96,
+			.max_height = 4080,
+			.step_height = MB_DIM,
+		},
+	},
 };
 
 static irqreturn_t stm32mp25_venc_irq(int irq, void *dev_id)
@@ -120,6 +133,13 @@ static const struct hantro_codec_ops stm32mp25_venc_codec_ops[] = {
 		.reset = stm32mp25_venc_reset,
 		.done = hantro_h1_jpeg_enc_done,
 	},
+	[HANTRO_MODE_VP8_ENC] = {
+		.run = hantro_h1_vp8_enc_run,
+		.reset = stm32mp25_venc_reset,
+		.init = hantro_vp8_enc_init,
+		.done = hantro_h1_vp8_enc_done,
+		.exit = hantro_vp8_enc_exit,
+	},
 };
 
 /*
@@ -137,7 +157,7 @@ static const char * const stm32mp25_venc_clk_names[] = {
 const struct hantro_variant stm32mp25_venc_variant = {
 	.enc_fmts = stm32mp25_venc_fmts,
 	.num_enc_fmts = ARRAY_SIZE(stm32mp25_venc_fmts),
-	.codec = HANTRO_JPEG_ENCODER,
+	.codec = HANTRO_JPEG_ENCODER | HANTRO_VP8_ENCODER,
 	.codec_ops = stm32mp25_venc_codec_ops,
 	.irqs = stm32mp25_venc_irqs,
 	.num_irqs = ARRAY_SIZE(stm32mp25_venc_irqs),
-- 
2.25.1