On Mon, 2014-09-29 at 14:54 +0200, Arnd Bergmann wrote:
> The newly added sti ehci and ohci drivers come with a single
> Kconfig entry that does not depend on either of the base drivers,
> which leads to a link error when they are disabled:
>
> drivers/built-in.o: In function `ohci_platform_init':
> :(.init.text+0x14788): undefined reference to `ohci_init_driver'
>
> To fix that, this patch introduces two separate Kconfig options
> with proper dependencies, which avoids the problem and is also
> more consistent with the other glue drivers.
>
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> Fixes: d115837259ada ("usb: host: ohci-st: Add OHCI driver support for ST STB devices")
> Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
> Cc: Peter Griffin <peter.griffin@xxxxxxxxxx>
> Cc: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>
> Cc: linux-usb@xxxxxxxxxxxxxxx
This became commit 905e300e1043 ("USB: host: st: fix ehci/ohci driver
selection") in next-20140930.
> diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
> index b943545f862c..002ba1d5bcf5 100644
> --- a/drivers/usb/host/Kconfig
> +++ b/drivers/usb/host/Kconfig
> @@ -174,6 +174,15 @@ config USB_EHCI_HCD_SPEAR
> Enables support for the on-chip EHCI controller on
> ST SPEAr chips.
>
> +config USB_EHCI_HCD_STI
> + tristate "Support for ST STiHxxx on-chip EHCI USB controller"
> + depends on ARCH_STI && OF
> + select GENERIC_PHY
> + select USB_EHCI_HCD_PLATFORM
> + help
> + Enable support for the on-chip EHCI controller found on
> + STMicroelectronics consumer electronics SoC's.
> +
> config USB_EHCI_HCD_AT91
> tristate "Support for Atmel on-chip EHCI USB controller"
> depends on USB_EHCI_HCD && ARCH_AT91
> @@ -402,6 +411,15 @@ config USB_OHCI_HCD_SPEAR
> Enables support for the on-chip OHCI controller on
> ST SPEAr chips.
>
> +config USB_OHCI_HCD_STI
> + tristate "Support for ST STiHxxx on-chip OHCI USB controller"
> + depends on ARCH_STI && OF
> + select GENERIC_PHY
> + select USB_OHCI_HCD_PLATFORM
> + help
> + Enable support for the on-chip OHCI controller found on
> + STMicroelectronics consumer electronics SoC's.
> +
> config USB_OHCI_HCD_S3C2410
> tristate "OHCI support for Samsung S3C24xx/S3C64xx SoC series"
> depends on USB_OHCI_HCD && (ARCH_S3C24XX || ARCH_S3C64XX)
> @@ -761,14 +779,6 @@ config USB_HCD_SSB
>
> If unsure, say N.
>
> -config USB_HCD_ST
> - tristate "ST USB driver for ST SoC Series"
> - depends on ARCH_STI && OF
> - select GENERIC_PHY
> - help
> - Enable support for the on-chip OHCI & EHCI controller found on
> - STMicroelectronics consumer electronics SoC's.
> -
> config USB_HCD_TEST_MODE
> bool "HCD test mode support"
> ---help---
> diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile
> index ae2db0b87993..0336bb2c0e6f 100644
> --- a/drivers/usb/host/Makefile
> +++ b/drivers/usb/host/Makefile
> @@ -38,6 +38,7 @@ obj-$(CONFIG_USB_EHCI_MXC) += ehci-mxc.o
> obj-$(CONFIG_USB_EHCI_HCD_OMAP) += ehci-omap.o
> obj-$(CONFIG_USB_EHCI_HCD_ORION) += ehci-orion.o
> obj-$(CONFIG_USB_EHCI_HCD_SPEAR) += ehci-spear.o
> +obj-$(CONFIG_USB_EHCI_HCD_ST) += ehci-st.o
This should have been
CONFIG_USB_EHCI_HCD_STI
(A rather subtle typo, easy to make given the rest of the patch.)
> obj-$(CONFIG_USB_EHCI_EXYNOS) += ehci-exynos.o
> obj-$(CONFIG_USB_EHCI_HCD_AT91) += ehci-atmel.o
> obj-$(CONFIG_USB_EHCI_MSM) += ehci-msm.o
> @@ -55,6 +56,7 @@ obj-$(CONFIG_USB_OHCI_EXYNOS) += ohci-exynos.o
> obj-$(CONFIG_USB_OHCI_HCD_OMAP1) += ohci-omap.o
> obj-$(CONFIG_USB_OHCI_HCD_OMAP3) += ohci-omap3.o
> obj-$(CONFIG_USB_OHCI_HCD_SPEAR) += ohci-spear.o
> +obj-$(CONFIG_USB_OHCI_HCD_STI) += ohci-st.o
> obj-$(CONFIG_USB_OHCI_HCD_AT91) += ohci-at91.o
> obj-$(CONFIG_USB_OHCI_HCD_S3C2410) += ohci-s3c2410.o
> obj-$(CONFIG_USB_OHCI_HCD_LPC32XX) += ohci-nxp.o
> @@ -77,4 +79,3 @@ obj-$(CONFIG_USB_HCD_SSB) += ssb-hcd.o
> obj-$(CONFIG_USB_FUSBH200_HCD) += fusbh200-hcd.o
> obj-$(CONFIG_USB_FOTG210_HCD) += fotg210-hcd.o
> obj-$(CONFIG_USB_MAX3421_HCD) += max3421-hcd.o
> -obj-$(CONFIG_USB_HCD_ST) += ehci-st.o ohci-st.o
Paul Bolle
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