linux-kernel - RE: [PATCH] phy: exynos: fix building as a module

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Date:	Thu, 13 Mar 2014 14:35:26 +0100
From:	Kamil Debski <k.debski@...sung.com>
To:	'Arnd Bergmann' <arnd@...db.de>
Cc:	Tomasz Figa <t.figa@...sung.com>,
	'Kishon Vijay Abraham I' <kishon@...com>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: RE: [PATCH] phy: exynos: fix building as a module

Hi Arnd,

> From: Arnd Bergmann [mailto:arnd@...db.de]
> Sent: Wednesday, March 12, 2014 4:48 PM
> 
> The top-level phy-samsung-usb2 driver may be configured as a loadable
> module, which currently causes link errors because of the dependency on
> the exynos{5250,4x12,4210}_usb2_phy_config
> symbol. Solving this could be achieved by exporting these symbols, but
> as the SoC-specific parts of the driver are not currently built as
> modules, it seems better to just link everything into one module and
> avoid the need for the export.

Thank you for this patch and spotting this error.

Acked-by: Kamil Debski <k.debski@...sung.com>

Best wishes,
-- 
Kamil Debski
Samsung R&D Institute Poland

> 
> Signed-off-by: Arnd Bergmann <arnd@...db.de>
> 
> diff --git a/drivers/phy/Makefile b/drivers/phy/Makefile index
> 2faf78e..7728518 100644
> --- a/drivers/phy/Makefile
> +++ b/drivers/phy/Makefile
> @@ -13,8 +13,9 @@ obj-$(CONFIG_TI_PIPE3)			+=
phy-ti-pipe3.o
>  obj-$(CONFIG_TWL4030_USB)		+= phy-twl4030-usb.o
>  obj-$(CONFIG_PHY_EXYNOS5250_SATA)	+= phy-exynos5250-sata.o
>  obj-$(CONFIG_PHY_SUN4I_USB)		+= phy-sun4i-usb.o
> -obj-$(CONFIG_PHY_SAMSUNG_USB2)		+= phy-samsung-usb2.o
> -obj-$(CONFIG_PHY_EXYNOS4210_USB2)	+= phy-exynos4210-usb2.o
> -obj-$(CONFIG_PHY_EXYNOS4X12_USB2)	+= phy-exynos4x12-usb2.o
> -obj-$(CONFIG_PHY_EXYNOS5250_USB2)	+= phy-exynos5250-usb2.o
> +obj-$(CONFIG_PHY_SAMSUNG_USB2)		+= phy-exynos-usb2.o
> +phy-exynos-usb2-y			+= phy-samsung-usb2.o
> +phy-exynos-usb2-$(CONFIG_PHY_EXYNOS4210_USB2)	+=
phy-exynos4210-usb2.o
> +phy-exynos-usb2-$(CONFIG_PHY_EXYNOS4X12_USB2)	+=
phy-exynos4x12-usb2.o
> +phy-exynos-usb2-$(CONFIG_PHY_EXYNOS5250_USB2)	+=
phy-exynos5250-usb2.o
>  obj-$(CONFIG_PHY_XGENE)			+= phy-xgene.o

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