Re: [PATCH v8 3/8] media: staging: media: starfive: camss: Add core driver

From: Hans Verkuil
Date: Wed Aug 30 2023 - 15:15:04 EST


On 24/08/2023 10:01, Jack Zhu wrote:
> Add core driver for StarFive Camera Subsystem. The code parses
> the device platform resources and registers related devices.
>
> Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@xxxxxxxxxx>
> Signed-off-by: Jack Zhu <jack.zhu@xxxxxxxxxxxxxxxx>
> ---
> MAINTAINERS | 1 +
> drivers/staging/media/Kconfig | 2 +
> drivers/staging/media/Makefile | 1 +
> drivers/staging/media/starfive/Kconfig | 5 +
> drivers/staging/media/starfive/Makefile | 2 +
> drivers/staging/media/starfive/camss/Kconfig | 17 +
> drivers/staging/media/starfive/camss/Makefile | 9 +
> .../staging/media/starfive/camss/stf_camss.c | 316 ++++++++++++++++++
> .../staging/media/starfive/camss/stf_camss.h | 129 +++++++
> 9 files changed, 482 insertions(+)
> create mode 100644 drivers/staging/media/starfive/Kconfig
> create mode 100644 drivers/staging/media/starfive/Makefile
> create mode 100644 drivers/staging/media/starfive/camss/Kconfig
> create mode 100644 drivers/staging/media/starfive/camss/Makefile
> create mode 100644 drivers/staging/media/starfive/camss/stf_camss.c
> create mode 100644 drivers/staging/media/starfive/camss/stf_camss.h
>
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 4c63c0a85301..97d3054416ed 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -20258,6 +20258,7 @@ L: linux-media@xxxxxxxxxxxxxxx
> S: Maintained
> F: Documentation/admin-guide/media/starfive_camss.rst
> F: Documentation/devicetree/bindings/media/starfive,jh7110-camss.yaml
> +F: drivers/staging/media/starfive/camss
>
> STARFIVE CRYPTO DRIVER
> M: Jia Jie Ho <jiajie.ho@xxxxxxxxxxxxxxxx>
> diff --git a/drivers/staging/media/Kconfig b/drivers/staging/media/Kconfig
> index bc6c7b248f86..554c2e475ce3 100644
> --- a/drivers/staging/media/Kconfig
> +++ b/drivers/staging/media/Kconfig
> @@ -36,6 +36,8 @@ source "drivers/staging/media/omap4iss/Kconfig"
>
> source "drivers/staging/media/rkvdec/Kconfig"
>
> +source "drivers/staging/media/starfive/Kconfig"
> +
> source "drivers/staging/media/sunxi/Kconfig"
>
> source "drivers/staging/media/tegra-video/Kconfig"
> diff --git a/drivers/staging/media/Makefile b/drivers/staging/media/Makefile
> index 1a4c3a062e3d..dcaeeca0ee6d 100644
> --- a/drivers/staging/media/Makefile
> +++ b/drivers/staging/media/Makefile
> @@ -6,6 +6,7 @@ obj-$(CONFIG_VIDEO_MAX96712) += max96712/
> obj-$(CONFIG_VIDEO_MESON_VDEC) += meson/vdec/
> obj-$(CONFIG_VIDEO_OMAP4) += omap4iss/
> obj-$(CONFIG_VIDEO_ROCKCHIP_VDEC) += rkvdec/
> +obj-$(CONFIG_VIDEO_STARFIVE_CAMSS) += starfive/
> obj-$(CONFIG_VIDEO_SUNXI) += sunxi/
> obj-$(CONFIG_VIDEO_TEGRA) += tegra-video/
> obj-$(CONFIG_VIDEO_IPU3_IMGU) += ipu3/
> diff --git a/drivers/staging/media/starfive/Kconfig b/drivers/staging/media/starfive/Kconfig
> new file mode 100644
> index 000000000000..34727cf56072
> --- /dev/null
> +++ b/drivers/staging/media/starfive/Kconfig
> @@ -0,0 +1,5 @@
> +# SPDX-License-Identifier: GPL-2.0-only
> +
> +comment "StarFive media platform drivers"
> +
> +source "drivers/staging/media/starfive/camss/Kconfig"
> diff --git a/drivers/staging/media/starfive/Makefile b/drivers/staging/media/starfive/Makefile
> new file mode 100644
> index 000000000000..4639fa1bca32
> --- /dev/null
> +++ b/drivers/staging/media/starfive/Makefile
> @@ -0,0 +1,2 @@
> +# SPDX-License-Identifier: GPL-2.0-only
> +obj-y += camss/
> diff --git a/drivers/staging/media/starfive/camss/Kconfig b/drivers/staging/media/starfive/camss/Kconfig
> new file mode 100644
> index 000000000000..8d20e2bd2559
> --- /dev/null
> +++ b/drivers/staging/media/starfive/camss/Kconfig
> @@ -0,0 +1,17 @@
> +# SPDX-License-Identifier: GPL-2.0-only
> +config VIDEO_STARFIVE_CAMSS
> + tristate "Starfive Camera Subsystem driver"
> + depends on V4L_PLATFORM_DRIVERS
> + depends on VIDEO_DEV && OF
> + depends on HAS_DMA
> + depends on PM
> + select MEDIA_CONTROLLER
> + select VIDEO_V4L2_SUBDEV_API
> + select VIDEOBUF2_DMA_CONTIG
> + select V4L2_FWNODE
> + help
> + Enable this to support for the Starfive Camera subsystem
> + found on Starfive JH7110 SoC.
> +
> + To compile this driver as a module, choose M here: the
> + module will be called stf-camss.

This is actually called starfive-camss.ko!

Regards,

Hans