linux-kernel - TEST EMAIL

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Date:   Tue, 16 Mar 2021 08:49:18 +0000
From:   Rahul Tanwar <rtanwar@...linear.com>
To:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: TEST EMAIL - PLEASE IGNORE

On 15/3/2021 5:44 pm, Rahul Tanwar wrote:
> From: Arnd Bergmann<arnd@...nel.org>
> To: Pavel Machek<pavel@....cz>,
> 	Amireddy Mallikarjuna reddy
> 	<mallikarjunax.reddy@...ux.intel.com>
> Cc: Arnd Bergmann<arnd@...db.de>, Dan Murphy<dmurphy@...com>,
> 	linux-leds@...r.kernel.org,linux-kernel@...r.kernel.org
> Subject:[PATCH] leds: lgm: fix gpiolib dependency  <https://lore.kernel.org/lkml/20210308153052.2353885-1-arnd@kernel.org/#r>
> Date: Mon,  8 Mar 2021 16:30:46 +0100
> Message-ID:<20210308153052.2353885-1-arnd@...nel.org>  (raw  <https://lore.kernel.org/lkml/20210308153052.2353885-1-arnd@kernel.org/raw>)
> 
> From: Arnd Bergmann<arnd@...db.de>
> 
> Without gpiolib, the driver fails to build:
> 
>      drivers/leds/blink/leds-lgm-sso.c:123:19: error: field has incomplete type 'struct gpio_chip'
>              struct gpio_chip chip;
>                               ^
>      include/linux/gpio.h:107:8: note: forward declaration of 'struct gpio_chip'
>      struct gpio_chip;
>             ^
>      drivers/leds/blink/leds-lgm-sso.c:263:3: error: implicit declaration of function 'gpiod_set_value' [-Werror,-Wimplicit-function-declaration]
>                      gpiod_set_value(led->gpiod, val);
>                      ^
>      drivers/leds/blink/leds-lgm-sso.c:263:3: note: did you mean 'gpio_set_value'?
>      include/linux/gpio.h:168:20: note: 'gpio_set_value' declared here
>      static inline void gpio_set_value(unsigned gpio, int value)
>                         ^
>      drivers/leds/blink/leds-lgm-sso.c:345:3: error: implicit declaration of function 'gpiod_set_value' [-Werror,-Wimplicit-function-declaration]
>                      gpiod_set_value(led->gpiod, 1);
>                      ^
> 
> Add the dependency in Kconfig.
> 
> Fixes: c3987cd2bca3 ("leds: lgm: Add LED controller driver for LGM SoC")
> Signed-off-by: Arnd Bergmann<arnd@...db.de>
> ---
>   drivers/leds/blink/Kconfig  <https://lore.kernel.org/lkml/20210308153052.2353885-1-arnd@kernel.org/#Z30drivers:leds:blink:Kconfig>  | 1 +
>   1 file changed, 1 insertion(+)
> 
> diff 
> <https://lore.kernel.org/lkml/20210308153052.2353885-1-arnd@kernel.org/#iZ30drivers:leds:blink:Kconfig> 
> --git a/drivers/leds/blink/Kconfig b/drivers/leds/blink/Kconfig index 
> 265b53476a80..6dedc58c47b3 100644 --- a/drivers/leds/blink/Kconfig +++ 
> b/drivers/leds/blink/Kconfig @@ -9,6 +9,7 @@ if LEDS_BLINK   
>   config LEDS_BLINK_LGM
>   	tristate "LED support for Intel LGM SoC series"
> + depends on GPIOLIB   	depends on LEDS_CLASS
>   	depends on MFD_SYSCON
>   	depends on OF
> -- 
> 2.29.2
> 


Acked-by: Rahul Tanwar <rtanwar@...linear.com>