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* [PATCH 1/1] media: sunxi: Depend on GENERIC_PHY_MIPI_DPHY
@ 2022-07-13 19:25 Sakari Ailus
  2022-07-13 19:32 ` Laurent Pinchart
  2022-07-19  8:55 ` Paul Kocialkowski
  0 siblings, 2 replies; 5+ messages in thread
From: Sakari Ailus @ 2022-07-13 19:25 UTC (permalink / raw)
  To: linux-media; +Cc: Paul Kocialkowski, Chen-Yu Tsai, Hans Verkuil, Samuel Holland

The sun6i-mipi-csi2 and sun6i-a83t-mipi-csi2 drivers depend on the generic
MIPI D-PHY support. Select it. This fixes a linking problem when either of
these drivers is enabled and GENERIC_PHY_MIPI_DPHY is disabled.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
---
 drivers/media/platform/sunxi/sun6i-mipi-csi2/Kconfig      | 1 +
 drivers/media/platform/sunxi/sun8i-a83t-mipi-csi2/Kconfig | 1 +
 2 files changed, 2 insertions(+)

diff --git a/drivers/media/platform/sunxi/sun6i-mipi-csi2/Kconfig b/drivers/media/platform/sunxi/sun6i-mipi-csi2/Kconfig
index b1712f5873fd9..eb982466abd30 100644
--- a/drivers/media/platform/sunxi/sun6i-mipi-csi2/Kconfig
+++ b/drivers/media/platform/sunxi/sun6i-mipi-csi2/Kconfig
@@ -8,6 +8,7 @@ config VIDEO_SUN6I_MIPI_CSI2
 	select VIDEO_V4L2_SUBDEV_API
 	select V4L2_FWNODE
 	select PHY_SUN6I_MIPI_DPHY
+	select GENERIC_PHY_MIPI_DPHY
 	select REGMAP_MMIO
 	help
 	   Support for the Allwinner A31 MIPI CSI-2 controller, also found on
diff --git a/drivers/media/platform/sunxi/sun8i-a83t-mipi-csi2/Kconfig b/drivers/media/platform/sunxi/sun8i-a83t-mipi-csi2/Kconfig
index 5854f8388c92a..789d58ee12ea9 100644
--- a/drivers/media/platform/sunxi/sun8i-a83t-mipi-csi2/Kconfig
+++ b/drivers/media/platform/sunxi/sun8i-a83t-mipi-csi2/Kconfig
@@ -8,5 +8,6 @@ config VIDEO_SUN8I_A83T_MIPI_CSI2
 	select VIDEO_V4L2_SUBDEV_API
 	select V4L2_FWNODE
 	select REGMAP_MMIO
+	select GENERIC_PHY_MIPI_DPHY
 	help
 	   Support for the Allwinner A83T MIPI CSI-2 controller and D-PHY.
-- 
2.30.2


^ permalink raw reply related	[flat|nested] 5+ messages in thread

* Re: [PATCH 1/1] media: sunxi: Depend on GENERIC_PHY_MIPI_DPHY
  2022-07-13 19:25 [PATCH 1/1] media: sunxi: Depend on GENERIC_PHY_MIPI_DPHY Sakari Ailus
@ 2022-07-13 19:32 ` Laurent Pinchart
  2022-07-19  8:55 ` Paul Kocialkowski
  1 sibling, 0 replies; 5+ messages in thread
From: Laurent Pinchart @ 2022-07-13 19:32 UTC (permalink / raw)
  To: Sakari Ailus
  Cc: linux-media, Paul Kocialkowski, Chen-Yu Tsai, Hans Verkuil,
	Samuel Holland

Hi Sakari,

Thank you for the patch.

On Wed, Jul 13, 2022 at 10:25:40PM +0300, Sakari Ailus wrote:
> The sun6i-mipi-csi2 and sun6i-a83t-mipi-csi2 drivers depend on the generic
> MIPI D-PHY support. Select it. This fixes a linking problem when either of
> these drivers is enabled and GENERIC_PHY_MIPI_DPHY is disabled.
> 
> Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>

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

> ---
>  drivers/media/platform/sunxi/sun6i-mipi-csi2/Kconfig      | 1 +
>  drivers/media/platform/sunxi/sun8i-a83t-mipi-csi2/Kconfig | 1 +
>  2 files changed, 2 insertions(+)
> 
> diff --git a/drivers/media/platform/sunxi/sun6i-mipi-csi2/Kconfig b/drivers/media/platform/sunxi/sun6i-mipi-csi2/Kconfig
> index b1712f5873fd9..eb982466abd30 100644
> --- a/drivers/media/platform/sunxi/sun6i-mipi-csi2/Kconfig
> +++ b/drivers/media/platform/sunxi/sun6i-mipi-csi2/Kconfig
> @@ -8,6 +8,7 @@ config VIDEO_SUN6I_MIPI_CSI2
>  	select VIDEO_V4L2_SUBDEV_API
>  	select V4L2_FWNODE
>  	select PHY_SUN6I_MIPI_DPHY
> +	select GENERIC_PHY_MIPI_DPHY
>  	select REGMAP_MMIO
>  	help
>  	   Support for the Allwinner A31 MIPI CSI-2 controller, also found on
> diff --git a/drivers/media/platform/sunxi/sun8i-a83t-mipi-csi2/Kconfig b/drivers/media/platform/sunxi/sun8i-a83t-mipi-csi2/Kconfig
> index 5854f8388c92a..789d58ee12ea9 100644
> --- a/drivers/media/platform/sunxi/sun8i-a83t-mipi-csi2/Kconfig
> +++ b/drivers/media/platform/sunxi/sun8i-a83t-mipi-csi2/Kconfig
> @@ -8,5 +8,6 @@ config VIDEO_SUN8I_A83T_MIPI_CSI2
>  	select VIDEO_V4L2_SUBDEV_API
>  	select V4L2_FWNODE
>  	select REGMAP_MMIO
> +	select GENERIC_PHY_MIPI_DPHY
>  	help
>  	   Support for the Allwinner A83T MIPI CSI-2 controller and D-PHY.

-- 
Regards,

Laurent Pinchart

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH 1/1] media: sunxi: Depend on GENERIC_PHY_MIPI_DPHY
  2022-07-13 19:25 [PATCH 1/1] media: sunxi: Depend on GENERIC_PHY_MIPI_DPHY Sakari Ailus
  2022-07-13 19:32 ` Laurent Pinchart
@ 2022-07-19  8:55 ` Paul Kocialkowski
  2022-07-19 11:27   ` Sakari Ailus
  1 sibling, 1 reply; 5+ messages in thread
From: Paul Kocialkowski @ 2022-07-19  8:55 UTC (permalink / raw)
  To: Sakari Ailus; +Cc: linux-media, Chen-Yu Tsai, Hans Verkuil, Samuel Holland

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Hi Sakari,

On Wed 13 Jul 22, 22:25, Sakari Ailus wrote:
> The sun6i-mipi-csi2 and sun6i-a83t-mipi-csi2 drivers depend on the generic
> MIPI D-PHY support. Select it. This fixes a linking problem when either of
> these drivers is enabled and GENERIC_PHY_MIPI_DPHY is disabled.
> 
> Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>

Looks good to me but I have one question below.

Reviewed-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>

Cheers,

Paul

> ---
>  drivers/media/platform/sunxi/sun6i-mipi-csi2/Kconfig      | 1 +
>  drivers/media/platform/sunxi/sun8i-a83t-mipi-csi2/Kconfig | 1 +
>  2 files changed, 2 insertions(+)
> 
> diff --git a/drivers/media/platform/sunxi/sun6i-mipi-csi2/Kconfig b/drivers/media/platform/sunxi/sun6i-mipi-csi2/Kconfig
> index b1712f5873fd9..eb982466abd30 100644
> --- a/drivers/media/platform/sunxi/sun6i-mipi-csi2/Kconfig
> +++ b/drivers/media/platform/sunxi/sun6i-mipi-csi2/Kconfig
> @@ -8,6 +8,7 @@ config VIDEO_SUN6I_MIPI_CSI2
>  	select VIDEO_V4L2_SUBDEV_API
>  	select V4L2_FWNODE
>  	select PHY_SUN6I_MIPI_DPHY
> +	select GENERIC_PHY_MIPI_DPHY

Since we select PHY_SUN6I_MIPI_DPHY here which also selects
GENERIC_PHY_MIPI_DPHY, I suppose this is not strictly needed?

Still feels like a good idea to have it since the driver does use the generic
MIPI D-PHY API.

Thanks,

Paul

>  	select REGMAP_MMIO
>  	help
>  	   Support for the Allwinner A31 MIPI CSI-2 controller, also found on
> diff --git a/drivers/media/platform/sunxi/sun8i-a83t-mipi-csi2/Kconfig b/drivers/media/platform/sunxi/sun8i-a83t-mipi-csi2/Kconfig
> index 5854f8388c92a..789d58ee12ea9 100644
> --- a/drivers/media/platform/sunxi/sun8i-a83t-mipi-csi2/Kconfig
> +++ b/drivers/media/platform/sunxi/sun8i-a83t-mipi-csi2/Kconfig
> @@ -8,5 +8,6 @@ config VIDEO_SUN8I_A83T_MIPI_CSI2
>  	select VIDEO_V4L2_SUBDEV_API
>  	select V4L2_FWNODE
>  	select REGMAP_MMIO
> +	select GENERIC_PHY_MIPI_DPHY
>  	help
>  	   Support for the Allwinner A83T MIPI CSI-2 controller and D-PHY.
> -- 
> 2.30.2
> 

-- 
Paul Kocialkowski, Bootlin
Embedded Linux and kernel engineering
https://bootlin.com

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^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH 1/1] media: sunxi: Depend on GENERIC_PHY_MIPI_DPHY
  2022-07-19  8:55 ` Paul Kocialkowski
@ 2022-07-19 11:27   ` Sakari Ailus
  2022-07-19 12:08     ` Paul Kocialkowski
  0 siblings, 1 reply; 5+ messages in thread
From: Sakari Ailus @ 2022-07-19 11:27 UTC (permalink / raw)
  To: Paul Kocialkowski; +Cc: linux-media, Chen-Yu Tsai, Hans Verkuil, Samuel Holland

Hi Paul,

On Tue, Jul 19, 2022 at 10:55:06AM +0200, Paul Kocialkowski wrote:
> Hi Sakari,
> 
> On Wed 13 Jul 22, 22:25, Sakari Ailus wrote:
> > The sun6i-mipi-csi2 and sun6i-a83t-mipi-csi2 drivers depend on the generic
> > MIPI D-PHY support. Select it. This fixes a linking problem when either of
> > these drivers is enabled and GENERIC_PHY_MIPI_DPHY is disabled.
> > 
> > Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
> 
> Looks good to me but I have one question below.
> 
> Reviewed-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
> 
> Cheers,
> 
> Paul
> 
> > ---
> >  drivers/media/platform/sunxi/sun6i-mipi-csi2/Kconfig      | 1 +
> >  drivers/media/platform/sunxi/sun8i-a83t-mipi-csi2/Kconfig | 1 +
> >  2 files changed, 2 insertions(+)
> > 
> > diff --git a/drivers/media/platform/sunxi/sun6i-mipi-csi2/Kconfig b/drivers/media/platform/sunxi/sun6i-mipi-csi2/Kconfig
> > index b1712f5873fd9..eb982466abd30 100644
> > --- a/drivers/media/platform/sunxi/sun6i-mipi-csi2/Kconfig
> > +++ b/drivers/media/platform/sunxi/sun6i-mipi-csi2/Kconfig
> > @@ -8,6 +8,7 @@ config VIDEO_SUN6I_MIPI_CSI2
> >  	select VIDEO_V4L2_SUBDEV_API
> >  	select V4L2_FWNODE
> >  	select PHY_SUN6I_MIPI_DPHY
> > +	select GENERIC_PHY_MIPI_DPHY
> 
> Since we select PHY_SUN6I_MIPI_DPHY here which also selects
> GENERIC_PHY_MIPI_DPHY, I suppose this is not strictly needed?

In that case the symbols won't be present in modpost and that causes a build
failure.

Thanks for the review. The patch is already merged though.

-- 
Kind regards,

Sakari Ailus

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH 1/1] media: sunxi: Depend on GENERIC_PHY_MIPI_DPHY
  2022-07-19 11:27   ` Sakari Ailus
@ 2022-07-19 12:08     ` Paul Kocialkowski
  0 siblings, 0 replies; 5+ messages in thread
From: Paul Kocialkowski @ 2022-07-19 12:08 UTC (permalink / raw)
  To: Sakari Ailus; +Cc: linux-media, Chen-Yu Tsai, Hans Verkuil, Samuel Holland

[-- Attachment #1: Type: text/plain, Size: 1950 bytes --]

Hi Sakari,

On Tue 19 Jul 22, 11:27, Sakari Ailus wrote:
> Hi Paul,
> 
> On Tue, Jul 19, 2022 at 10:55:06AM +0200, Paul Kocialkowski wrote:
> > Hi Sakari,
> > 
> > On Wed 13 Jul 22, 22:25, Sakari Ailus wrote:
> > > The sun6i-mipi-csi2 and sun6i-a83t-mipi-csi2 drivers depend on the generic
> > > MIPI D-PHY support. Select it. This fixes a linking problem when either of
> > > these drivers is enabled and GENERIC_PHY_MIPI_DPHY is disabled.
> > > 
> > > Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
> > 
> > Looks good to me but I have one question below.
> > 
> > Reviewed-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
> > 
> > Cheers,
> > 
> > Paul
> > 
> > > ---
> > >  drivers/media/platform/sunxi/sun6i-mipi-csi2/Kconfig      | 1 +
> > >  drivers/media/platform/sunxi/sun8i-a83t-mipi-csi2/Kconfig | 1 +
> > >  2 files changed, 2 insertions(+)
> > > 
> > > diff --git a/drivers/media/platform/sunxi/sun6i-mipi-csi2/Kconfig b/drivers/media/platform/sunxi/sun6i-mipi-csi2/Kconfig
> > > index b1712f5873fd9..eb982466abd30 100644
> > > --- a/drivers/media/platform/sunxi/sun6i-mipi-csi2/Kconfig
> > > +++ b/drivers/media/platform/sunxi/sun6i-mipi-csi2/Kconfig
> > > @@ -8,6 +8,7 @@ config VIDEO_SUN6I_MIPI_CSI2
> > >  	select VIDEO_V4L2_SUBDEV_API
> > >  	select V4L2_FWNODE
> > >  	select PHY_SUN6I_MIPI_DPHY
> > > +	select GENERIC_PHY_MIPI_DPHY
> > 
> > Since we select PHY_SUN6I_MIPI_DPHY here which also selects
> > GENERIC_PHY_MIPI_DPHY, I suppose this is not strictly needed?
> 
> In that case the symbols won't be present in modpost and that causes a build
> failure.

Oh interesting, thanks!

> Thanks for the review. The patch is already merged though.

Ah, I had a quick look at https://git.linuxtv.org/media_tree.git/
but forgot to check your own tree.

Cheers,

Paul

-- 
Paul Kocialkowski, Bootlin
Embedded Linux and kernel engineering
https://bootlin.com

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^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2022-07-19 12:24 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2022-07-13 19:25 [PATCH 1/1] media: sunxi: Depend on GENERIC_PHY_MIPI_DPHY Sakari Ailus
2022-07-13 19:32 ` Laurent Pinchart
2022-07-19  8:55 ` Paul Kocialkowski
2022-07-19 11:27   ` Sakari Ailus
2022-07-19 12:08     ` Paul Kocialkowski

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