Re: [PATCH] HID: mcp2221: add gpiolib dependency

From: rishi gupta
Date: Tue Apr 28 2020 - 23:11:29 EST


Thanks Arnd, How about one liner:
depends on USB_HID && I2C && GPIOLIB

Reviewed-by: Rishi Gupta <gupt21@xxxxxxxxx>


On Wed, Apr 29, 2020 at 3:00 AM Arnd Bergmann <arnd@xxxxxxxx> wrote:
>
> Without gpiolib, this driver fails to link:
>
> arm-linux-gnueabi-ld: drivers/hid/hid-mcp2221.o: in function `mcp2221_probe':
> hid-mcp2221.c:(.text+0x1b0): undefined reference to `devm_gpiochip_add_data'
> arm-linux-gnueabi-ld: drivers/hid/hid-mcp2221.o: in function `mcp_gpio_get':
> hid-mcp2221.c:(.text+0x30c): undefined reference to `gpiochip_get_data'
>
> Fixes: 328de1c519c5 ("HID: mcp2221: add GPIO functionality support")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> ---
> drivers/hid/Kconfig | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
> index 008bf44bc2c3..d54e7ae80de5 100644
> --- a/drivers/hid/Kconfig
> +++ b/drivers/hid/Kconfig
> @@ -1155,6 +1155,7 @@ config HID_ALPS
> config HID_MCP2221
> tristate "Microchip MCP2221 HID USB-to-I2C/SMbus host support"
> depends on USB_HID && I2C
> + depends on GPIOLIB
> ---help---
> Provides I2C and SMBUS host adapter functionality over USB-HID
> through MCP2221 device.
> --
> 2.26.0
>