[PATCH v5 2/5] media: hantro: add support for STM32MP25 VDEC
Sebastian Fricke
sebastian.fricke at collabora.com
Thu Dec 21 03:18:30 PST 2023
Hey Hugues,
On 21.12.2023 09:47, Hugues Fruchet wrote:
>Add support for STM32MP25 VDEC video hardware decoder.
>Support of H264/VP8 decoding.
>No post-processor support.
>VDEC has its own reset/clock/irq.
>
>Sucessfully tested up to full HD.
s/Sucessfully/Successfully/
if this turns out to be the only problem, then I can fix it up for the
PR.
Greetings,
Sebastian
>
>Signed-off-by: Hugues Fruchet <hugues.fruchet at foss.st.com>
>Reviewed-by: Nicolas Dufresne <nicolas.dufresne at collabora.com>
>---
> drivers/media/platform/verisilicon/Kconfig | 14 ++-
> drivers/media/platform/verisilicon/Makefile | 3 +
> .../media/platform/verisilicon/hantro_drv.c | 3 +
> .../media/platform/verisilicon/hantro_hw.h | 1 +
> .../platform/verisilicon/stm32mp25_vdec_hw.c | 92 +++++++++++++++++++
> 5 files changed, 110 insertions(+), 3 deletions(-)
> create mode 100644 drivers/media/platform/verisilicon/stm32mp25_vdec_hw.c
>
>diff --git a/drivers/media/platform/verisilicon/Kconfig b/drivers/media/platform/verisilicon/Kconfig
>index e65b836b9d78..7642ff9cf96c 100644
>--- a/drivers/media/platform/verisilicon/Kconfig
>+++ b/drivers/media/platform/verisilicon/Kconfig
>@@ -4,7 +4,7 @@ comment "Verisilicon media platform drivers"
>
> config VIDEO_HANTRO
> tristate "Hantro VPU driver"
>- depends on ARCH_MXC || ARCH_ROCKCHIP || ARCH_AT91 || ARCH_SUNXI || COMPILE_TEST
>+ depends on ARCH_MXC || ARCH_ROCKCHIP || ARCH_AT91 || ARCH_SUNXI || ARCH_STM32 || COMPILE_TEST
> depends on V4L_MEM2MEM_DRIVERS
> depends on VIDEO_DEV
> select MEDIA_CONTROLLER
>@@ -16,8 +16,8 @@ config VIDEO_HANTRO
> select V4L2_VP9
> help
> Support for the Hantro IP based Video Processing Units present on
>- Rockchip and NXP i.MX8M SoCs, which accelerate video and image
>- encoding and decoding.
>+ Rockchip, NXP i.MX8M and STM32MP25 SoCs, which accelerate video
>+ and image encoding and decoding.
> To compile this driver as a module, choose M here: the module
> will be called hantro-vpu.
>
>@@ -52,3 +52,11 @@ config VIDEO_HANTRO_SUNXI
> default y
> help
> Enable support for H6 SoC.
>+
>+config VIDEO_HANTRO_STM32MP25
>+ bool "Hantro STM32MP25 support"
>+ depends on VIDEO_HANTRO
>+ depends on ARCH_STM32 || COMPILE_TEST
>+ default y
>+ help
>+ Enable support for STM32MP25 SoCs.
>diff --git a/drivers/media/platform/verisilicon/Makefile b/drivers/media/platform/verisilicon/Makefile
>index 6ad2ef885920..5854e0f0dd32 100644
>--- a/drivers/media/platform/verisilicon/Makefile
>+++ b/drivers/media/platform/verisilicon/Makefile
>@@ -39,3 +39,6 @@ hantro-vpu-$(CONFIG_VIDEO_HANTRO_ROCKCHIP) += \
>
> hantro-vpu-$(CONFIG_VIDEO_HANTRO_SUNXI) += \
> sunxi_vpu_hw.o
>+
>+hantro-vpu-$(CONFIG_VIDEO_HANTRO_STM32MP25) += \
>+ stm32mp25_vdec_hw.o
>diff --git a/drivers/media/platform/verisilicon/hantro_drv.c b/drivers/media/platform/verisilicon/hantro_drv.c
>index a9fa05ac56a9..2db27c333924 100644
>--- a/drivers/media/platform/verisilicon/hantro_drv.c
>+++ b/drivers/media/platform/verisilicon/hantro_drv.c
>@@ -733,6 +733,9 @@ static const struct of_device_id of_hantro_match[] = {
> #endif
> #ifdef CONFIG_VIDEO_HANTRO_SUNXI
> { .compatible = "allwinner,sun50i-h6-vpu-g2", .data = &sunxi_vpu_variant, },
>+#endif
>+#ifdef CONFIG_VIDEO_HANTRO_STM32MP25
>+ { .compatible = "st,stm32mp25-vdec", .data = &stm32mp25_vdec_variant, },
> #endif
> { /* sentinel */ }
> };
>diff --git a/drivers/media/platform/verisilicon/hantro_hw.h b/drivers/media/platform/verisilicon/hantro_hw.h
>index 7f33f7b07ce4..b7eccc1a96fc 100644
>--- a/drivers/media/platform/verisilicon/hantro_hw.h
>+++ b/drivers/media/platform/verisilicon/hantro_hw.h
>@@ -406,6 +406,7 @@ extern const struct hantro_variant rk3568_vpu_variant;
> extern const struct hantro_variant rk3588_vpu981_variant;
> extern const struct hantro_variant sama5d4_vdec_variant;
> extern const struct hantro_variant sunxi_vpu_variant;
>+extern const struct hantro_variant stm32mp25_vdec_variant;
>
> extern const struct hantro_postproc_ops hantro_g1_postproc_ops;
> extern const struct hantro_postproc_ops hantro_g2_postproc_ops;
>diff --git a/drivers/media/platform/verisilicon/stm32mp25_vdec_hw.c b/drivers/media/platform/verisilicon/stm32mp25_vdec_hw.c
>new file mode 100644
>index 000000000000..aa8b0f751390
>--- /dev/null
>+++ b/drivers/media/platform/verisilicon/stm32mp25_vdec_hw.c
>@@ -0,0 +1,92 @@
>+// SPDX-License-Identifier: GPL-2.0
>+/*
>+ * STM32MP25 VDEC video decoder driver
>+ *
>+ * Copyright (C) STMicroelectronics SA 2022
>+ * Authors: Hugues Fruchet <hugues.fruchet at foss.st.com>
>+ * for STMicroelectronics.
>+ *
>+ */
>+
>+#include "hantro.h"
>+
>+/*
>+ * Supported formats.
>+ */
>+
>+static const struct hantro_fmt stm32mp25_vdec_fmts[] = {
>+ {
>+ .fourcc = V4L2_PIX_FMT_NV12,
>+ .codec_mode = HANTRO_MODE_NONE,
>+ .frmsize = {
>+ .min_width = FMT_MIN_WIDTH,
>+ .max_width = FMT_FHD_WIDTH,
>+ .step_width = MB_DIM,
>+ .min_height = FMT_MIN_HEIGHT,
>+ .max_height = FMT_FHD_HEIGHT,
>+ .step_height = MB_DIM,
>+ },
>+ },
>+ {
>+ .fourcc = V4L2_PIX_FMT_VP8_FRAME,
>+ .codec_mode = HANTRO_MODE_VP8_DEC,
>+ .max_depth = 2,
>+ .frmsize = {
>+ .min_width = FMT_MIN_WIDTH,
>+ .max_width = FMT_FHD_WIDTH,
>+ .step_width = MB_DIM,
>+ .min_height = FMT_MIN_HEIGHT,
>+ .max_height = FMT_FHD_HEIGHT,
>+ .step_height = MB_DIM,
>+ },
>+ },
>+ {
>+ .fourcc = V4L2_PIX_FMT_H264_SLICE,
>+ .codec_mode = HANTRO_MODE_H264_DEC,
>+ .max_depth = 2,
>+ .frmsize = {
>+ .min_width = FMT_MIN_WIDTH,
>+ .max_width = FMT_FHD_WIDTH,
>+ .step_width = MB_DIM,
>+ .min_height = FMT_MIN_HEIGHT,
>+ .max_height = FMT_FHD_HEIGHT,
>+ .step_height = MB_DIM,
>+ },
>+ },
>+};
>+
>+/*
>+ * Supported codec ops.
>+ */
>+
>+static const struct hantro_codec_ops stm32mp25_vdec_codec_ops[] = {
>+ [HANTRO_MODE_VP8_DEC] = {
>+ .run = hantro_g1_vp8_dec_run,
>+ .reset = hantro_g1_reset,
>+ .init = hantro_vp8_dec_init,
>+ .exit = hantro_vp8_dec_exit,
>+ },
>+ [HANTRO_MODE_H264_DEC] = {
>+ .run = hantro_g1_h264_dec_run,
>+ .reset = hantro_g1_reset,
>+ .init = hantro_h264_dec_init,
>+ .exit = hantro_h264_dec_exit,
>+ },
>+};
>+
>+static const struct hantro_irq stm32mp25_irqs[] = {
>+ { "vdec", hantro_g1_irq },
>+};
>+
>+static const char * const stm32mp25_clk_names[] = { "vdec-clk" };
>+
>+const struct hantro_variant stm32mp25_vdec_variant = {
>+ .dec_fmts = stm32mp25_vdec_fmts,
>+ .num_dec_fmts = ARRAY_SIZE(stm32mp25_vdec_fmts),
>+ .codec = HANTRO_VP8_DECODER | HANTRO_H264_DECODER,
>+ .codec_ops = stm32mp25_vdec_codec_ops,
>+ .irqs = stm32mp25_irqs,
>+ .num_irqs = ARRAY_SIZE(stm32mp25_irqs),
>+ .clk_names = stm32mp25_clk_names,
>+ .num_clocks = ARRAY_SIZE(stm32mp25_clk_names),
>+};
>--
>2.25.1
>
>
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