Messages in this thread | | | Subject | Re: [PATCH] ARM: exynos_defconfig: Enable WiFi-Ex as a module instead built-in | From | Krzysztof Kozlowski <> | Date | Wed, 30 Sep 2015 09:36:52 +0900 |
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On 29.09.2015 21:42, Javier Martinez Canillas wrote: > The Marvell WiFi-Ex driver tries to load a firmware on probe. So if the > driver is built-in and probed before a firmware is available, this is > not loaded and the chip does not work. > > This happens for example if an initramfs isn't used since the driver is > probed before the root filesystem is mounted. > > Change the default config since the driver isn't needed for machines to > boot and is more convenient to have it enabled as a module to avoid > requiring an initramfs or to have the firmware built into the kernel. > > Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com> > > --- > > arch/arm/configs/exynos_defconfig | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-)
The user-space can always initiate re-probing of device - just re-bind it. However I assume that driver cannot work without firmware?
Best regards, Krzysztof
> > diff --git a/arch/arm/configs/exynos_defconfig b/arch/arm/configs/exynos_defconfig > index d4f6063d8a72..5aad617f02c7 100644 > --- a/arch/arm/configs/exynos_defconfig > +++ b/arch/arm/configs/exynos_defconfig > @@ -64,8 +64,8 @@ CONFIG_SMSC911X=y > CONFIG_USB_USBNET=y > CONFIG_USB_NET_SMSC75XX=y > CONFIG_USB_NET_SMSC95XX=y > -CONFIG_MWIFIEX=y > -CONFIG_MWIFIEX_SDIO=y > +CONFIG_MWIFIEX=m > +CONFIG_MWIFIEX_SDIO=m > CONFIG_INPUT_EVDEV=y > CONFIG_KEYBOARD_GPIO=y > CONFIG_KEYBOARD_CROS_EC=y >
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