Re: [PATCH v2] media: imx: Unstage the imx8mq-mipi-csi2 driver

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Hi Martin,

Thank you for the patch.

On Tue, Apr 25, 2023 at 11:08:04AM +0200, Martin Kepplinger wrote:
> The imx8mq-mipi-csi2 MIPI CSI-2 receiver driver is used and maintained.
> There is no reason to keep it in staging. The accompanying CSI bridge
> driver that uses it is in drivers/media/platform/nxp as well.
> 
> One TODO is to get rid of csi_state's "state" and "lock" variables.
> Especially make sure suspend/resume is working without them. That can
> very well be worked on from the new location.
> 
> Also add a MAINTAINERS section for the imx8mq-mipi-csi2 mipi receiver
> driver.
> 
> Signed-off-by: Martin Kepplinger <martin.kepplinger@xxxxxxx>

Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>

> ---
> 
> revision history
> ----------------
> v2: (thank you Laurent)
> * simplify MAINTAINERS entries by adding to existing one
> * minor ordering fixes and drop unrelated changes
> 
> v1:
> * initial patch
>   https://lore.kernel.org/linux-media/20230424091209.GC14888@xxxxxxxxxxxxxxxxxxxxxxxxxx/T/#t
> 
> 
>  MAINTAINERS                                           |  6 +++++-
>  drivers/media/platform/nxp/Kconfig                    | 11 +++++++++++
>  drivers/media/platform/nxp/Makefile                   |  1 +
>  .../imx => media/platform/nxp}/imx8mq-mipi-csi2.c     |  0
>  drivers/staging/media/imx/Kconfig                     | 10 ----------
>  drivers/staging/media/imx/Makefile                    |  2 --
>  6 files changed, 17 insertions(+), 13 deletions(-)
>  rename drivers/{staging/media/imx => media/platform/nxp}/imx8mq-mipi-csi2.c (100%)
> 
> diff --git a/MAINTAINERS b/MAINTAINERS
> index f50945bb7d1b..711aabed0e19 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -12907,17 +12907,21 @@ F:	drivers/staging/media/imx/
>  F:	include/linux/imx-media.h
>  F:	include/media/imx.h
>  
> -MEDIA DRIVERS FOR FREESCALE IMX7
> +MEDIA DRIVERS FOR FREESCALE IMX7/8
>  M:	Rui Miguel Silva <rmfrfs@xxxxxxxxx>
>  M:	Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
> +M:	Martin Kepplinger <martin.kepplinger@xxxxxxx>
> +R:	Purism Kernel Team <kernel@xxxxxxx>
>  L:	linux-media@xxxxxxxxxxxxxxx
>  S:	Maintained
>  T:	git git://linuxtv.org/media_tree.git
>  F:	Documentation/admin-guide/media/imx7.rst
>  F:	Documentation/devicetree/bindings/media/nxp,imx-mipi-csi2.yaml
>  F:	Documentation/devicetree/bindings/media/nxp,imx7-csi.yaml
> +F:	Documentation/devicetree/bindings/media/nxp,imx8mq-mipi-csi2.yaml
>  F:	drivers/media/platform/nxp/imx-mipi-csis.c
>  F:	drivers/media/platform/nxp/imx7-media-csi.c
> +F:	drivers/media/platform/nxp/imx8mq-mipi-csi.c
>  
>  MEDIA DRIVERS FOR HELENE
>  M:	Abylay Ospan <aospan@xxxxxxxx>
> diff --git a/drivers/media/platform/nxp/Kconfig b/drivers/media/platform/nxp/Kconfig
> index a0ca6b297fb8..40e3436669e2 100644
> --- a/drivers/media/platform/nxp/Kconfig
> +++ b/drivers/media/platform/nxp/Kconfig
> @@ -17,6 +17,17 @@ config VIDEO_IMX7_CSI
>  	  Driver for the NXP Camera Sensor Interface (CSI) Bridge. This device
>  	  is found in the i.MX6UL/L, i.MX7 and i.MX8M[MQ] SoCs.
>  
> +config VIDEO_IMX8MQ_MIPI_CSI2
> +	tristate "NXP i.MX8MQ MIPI CSI-2 receiver"
> +	depends on ARCH_MXC || COMPILE_TEST
> +	depends on VIDEO_DEV
> +	select MEDIA_CONTROLLER
> +	select V4L2_FWNODE
> +	select VIDEO_V4L2_SUBDEV_API
> +	help
> +	  Video4Linux2 driver for the MIPI CSI-2 receiver found on the i.MX8MQ
> +	  SoC.
> +
>  config VIDEO_IMX_MIPI_CSIS
>  	tristate "NXP MIPI CSI-2 CSIS receiver found on i.MX7 and i.MX8 models"
>  	depends on ARCH_MXC || COMPILE_TEST
> diff --git a/drivers/media/platform/nxp/Makefile b/drivers/media/platform/nxp/Makefile
> index b8e672b75fed..4d90eb713652 100644
> --- a/drivers/media/platform/nxp/Makefile
> +++ b/drivers/media/platform/nxp/Makefile
> @@ -5,6 +5,7 @@ obj-y += imx-jpeg/
>  obj-y += imx8-isi/
>  
>  obj-$(CONFIG_VIDEO_IMX7_CSI) += imx7-media-csi.o
> +obj-$(CONFIG_VIDEO_IMX8MQ_MIPI_CSI2) += imx8mq-mipi-csi2.o
>  obj-$(CONFIG_VIDEO_IMX_MIPI_CSIS) += imx-mipi-csis.o
>  obj-$(CONFIG_VIDEO_IMX_PXP) += imx-pxp.o
>  obj-$(CONFIG_VIDEO_MX2_EMMAPRP) += mx2_emmaprp.o
> diff --git a/drivers/staging/media/imx/imx8mq-mipi-csi2.c b/drivers/media/platform/nxp/imx8mq-mipi-csi2.c
> similarity index 100%
> rename from drivers/staging/media/imx/imx8mq-mipi-csi2.c
> rename to drivers/media/platform/nxp/imx8mq-mipi-csi2.c
> diff --git a/drivers/staging/media/imx/Kconfig b/drivers/staging/media/imx/Kconfig
> index 21fd79515042..b42af427b88b 100644
> --- a/drivers/staging/media/imx/Kconfig
> +++ b/drivers/staging/media/imx/Kconfig
> @@ -25,13 +25,3 @@ config VIDEO_IMX_CSI
>  	  A video4linux camera sensor interface driver for i.MX5/6.
>  endmenu
>  endif
> -
> -config VIDEO_IMX8MQ_MIPI_CSI2
> -	tristate "NXP i.MX8MQ MIPI CSI-2 receiver"
> -	depends on ARCH_MXC || COMPILE_TEST
> -	depends on VIDEO_DEV
> -	select MEDIA_CONTROLLER
> -	select V4L2_FWNODE
> -	select VIDEO_V4L2_SUBDEV_API
> -	help
> -	  V4L2 driver for the MIPI CSI-2 receiver found in the i.MX8MQ SoC.
> diff --git a/drivers/staging/media/imx/Makefile b/drivers/staging/media/imx/Makefile
> index 906a422aa656..b69951deff9a 100644
> --- a/drivers/staging/media/imx/Makefile
> +++ b/drivers/staging/media/imx/Makefile
> @@ -13,5 +13,3 @@ obj-$(CONFIG_VIDEO_IMX_MEDIA) += imx-media-common.o
>  obj-$(CONFIG_VIDEO_IMX_CSI) += imx6-media.o
>  obj-$(CONFIG_VIDEO_IMX_CSI) += imx6-media-csi.o
>  obj-$(CONFIG_VIDEO_IMX_CSI) += imx6-mipi-csi2.o
> -
> -obj-$(CONFIG_VIDEO_IMX8MQ_MIPI_CSI2) += imx8mq-mipi-csi2.o

-- 
Regards,

Laurent Pinchart



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