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* [PATCH] i3c/master/mipi-i3c-hci: Specify HAS_IOMEM dependency
@ 2021-01-27  4:06 David Gow
  2021-01-27 14:17 ` Nicolas Pitre
                   ` (2 more replies)
  0 siblings, 3 replies; 4+ messages in thread
From: David Gow @ 2021-01-27  4:06 UTC (permalink / raw)
  To: Nicolas Pitre, Alexandre Belloni, Boris Brezillon
  Cc: linux-i3c, linux-kernel, David Gow

The MIPI i3c HCI driver makes use of IOMEM functions like
devm_platform_ioremap_resource(), which are only available if
CONFIG_HAS_IOMEM is defined.

This causes the driver to be enabled under make ARCH=um allyesconfig,
even though it won't build.

By adding a dependency on HAS_IOMEM, the driver will not be enabled on
architectures which don't support it.

Fixes: 9ad9a52cce28 ("i3c/master: introduce the mipi-i3c-hci driver")
Signed-off-by: David Gow <davidgow@google.com>
---
 drivers/i3c/master/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/i3c/master/Kconfig b/drivers/i3c/master/Kconfig
index e68f15f4b4d0..afff0e2320f7 100644
--- a/drivers/i3c/master/Kconfig
+++ b/drivers/i3c/master/Kconfig
@@ -25,6 +25,7 @@ config DW_I3C_MASTER
 config MIPI_I3C_HCI
 	tristate "MIPI I3C Host Controller Interface driver (EXPERIMENTAL)"
 	depends on I3C
+	depends on HAS_IOMEM
 	help
 	  Support for hardware following the MIPI Aliance's I3C Host Controller
 	  Interface specification.
-- 
2.30.0.280.ga3ce27912f-goog


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^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH] i3c/master/mipi-i3c-hci: Specify HAS_IOMEM dependency
  2021-01-27  4:06 [PATCH] i3c/master/mipi-i3c-hci: Specify HAS_IOMEM dependency David Gow
@ 2021-01-27 14:17 ` Nicolas Pitre
  2021-02-01 16:18 ` Nicolas Pitre
  2021-02-01 23:17 ` Alexandre Belloni
  2 siblings, 0 replies; 4+ messages in thread
From: Nicolas Pitre @ 2021-01-27 14:17 UTC (permalink / raw)
  To: David Gow; +Cc: Alexandre Belloni, Boris Brezillon, linux-i3c, linux-kernel

On Tue, 26 Jan 2021, David Gow wrote:

> The MIPI i3c HCI driver makes use of IOMEM functions like
> devm_platform_ioremap_resource(), which are only available if
> CONFIG_HAS_IOMEM is defined.
> 
> This causes the driver to be enabled under make ARCH=um allyesconfig,
> even though it won't build.
> 
> By adding a dependency on HAS_IOMEM, the driver will not be enabled on
> architectures which don't support it.
> 
> Fixes: 9ad9a52cce28 ("i3c/master: introduce the mipi-i3c-hci driver")
> Signed-off-by: David Gow <davidgow@google.com>

Acked-by: Nicolas Pitre <npitre@baylibre.com>


> ---
>  drivers/i3c/master/Kconfig | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/i3c/master/Kconfig b/drivers/i3c/master/Kconfig
> index e68f15f4b4d0..afff0e2320f7 100644
> --- a/drivers/i3c/master/Kconfig
> +++ b/drivers/i3c/master/Kconfig
> @@ -25,6 +25,7 @@ config DW_I3C_MASTER
>  config MIPI_I3C_HCI
>  	tristate "MIPI I3C Host Controller Interface driver (EXPERIMENTAL)"
>  	depends on I3C
> +	depends on HAS_IOMEM
>  	help
>  	  Support for hardware following the MIPI Aliance's I3C Host Controller
>  	  Interface specification.
> -- 
> 2.30.0.280.ga3ce27912f-goog
> 
> 

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^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH] i3c/master/mipi-i3c-hci: Specify HAS_IOMEM dependency
  2021-01-27  4:06 [PATCH] i3c/master/mipi-i3c-hci: Specify HAS_IOMEM dependency David Gow
  2021-01-27 14:17 ` Nicolas Pitre
@ 2021-02-01 16:18 ` Nicolas Pitre
  2021-02-01 23:17 ` Alexandre Belloni
  2 siblings, 0 replies; 4+ messages in thread
From: Nicolas Pitre @ 2021-02-01 16:18 UTC (permalink / raw)
  To: David Gow; +Cc: Alexandre Belloni, Boris Brezillon, linux-i3c, linux-kernel

On Tue, 26 Jan 2021, David Gow wrote:

> The MIPI i3c HCI driver makes use of IOMEM functions like
> devm_platform_ioremap_resource(), which are only available if
> CONFIG_HAS_IOMEM is defined.
> 
> This causes the driver to be enabled under make ARCH=um allyesconfig,
> even though it won't build.
> 
> By adding a dependency on HAS_IOMEM, the driver will not be enabled on
> architectures which don't support it.
> 
> Fixes: 9ad9a52cce28 ("i3c/master: introduce the mipi-i3c-hci driver")
> Signed-off-by: David Gow <davidgow@google.com>

Acked-by: Nicolas Pitre <npitre@baylibre.com>


> ---
>  drivers/i3c/master/Kconfig | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/i3c/master/Kconfig b/drivers/i3c/master/Kconfig
> index e68f15f4b4d0..afff0e2320f7 100644
> --- a/drivers/i3c/master/Kconfig
> +++ b/drivers/i3c/master/Kconfig
> @@ -25,6 +25,7 @@ config DW_I3C_MASTER
>  config MIPI_I3C_HCI
>  	tristate "MIPI I3C Host Controller Interface driver (EXPERIMENTAL)"
>  	depends on I3C
> +	depends on HAS_IOMEM
>  	help
>  	  Support for hardware following the MIPI Aliance's I3C Host Controller
>  	  Interface specification.
> -- 
> 2.30.0.280.ga3ce27912f-goog
> 
> 
> -- 
> linux-i3c mailing list
> linux-i3c@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-i3c
> 

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^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH] i3c/master/mipi-i3c-hci: Specify HAS_IOMEM dependency
  2021-01-27  4:06 [PATCH] i3c/master/mipi-i3c-hci: Specify HAS_IOMEM dependency David Gow
  2021-01-27 14:17 ` Nicolas Pitre
  2021-02-01 16:18 ` Nicolas Pitre
@ 2021-02-01 23:17 ` Alexandre Belloni
  2 siblings, 0 replies; 4+ messages in thread
From: Alexandre Belloni @ 2021-02-01 23:17 UTC (permalink / raw)
  To: David Gow, Boris Brezillon, Nicolas Pitre
  Cc: Alexandre Belloni, linux-kernel, linux-i3c

On Tue, 26 Jan 2021 20:06:37 -0800, David Gow wrote:
> The MIPI i3c HCI driver makes use of IOMEM functions like
> devm_platform_ioremap_resource(), which are only available if
> CONFIG_HAS_IOMEM is defined.
> 
> This causes the driver to be enabled under make ARCH=um allyesconfig,
> even though it won't build.
> 
> [...]

Applied, thanks!

[1/1] i3c/master/mipi-i3c-hci: Specify HAS_IOMEM dependency
      commit: 9d909f1b1e91b4aa7d016ed14b7b76dbf2675414

Best regards,
-- 
Alexandre Belloni <alexandre.belloni@bootlin.com>

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^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2021-02-01 23:17 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-01-27  4:06 [PATCH] i3c/master/mipi-i3c-hci: Specify HAS_IOMEM dependency David Gow
2021-01-27 14:17 ` Nicolas Pitre
2021-02-01 16:18 ` Nicolas Pitre
2021-02-01 23:17 ` Alexandre Belloni

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