linux-kernel - Re: [PATCH 08/11 v2] ARM: OMAP1: constify gpio

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Date:   Mon, 2 Jul 2018 04:16:05 -0700
From:   Tony Lindgren <tony@...mide.com>
To:     Arvind Yadav <arvind.yadav.cs@...il.com>
Cc:     nsekhar@...com, khilman@...nel.org, linux@...linux.org.uk,
        kaloz@...nwrt.org, khalasa@...p.pl, aaro.koskinen@....fi,
        jason@...edaemon.net, andrew@...n.ch,
        sebastian.hesselbarth@...il.com,
        gregory.clement@...e-electrons.com, daniel@...que.org,
        haojian.zhuang@...il.com, marek.vasut@...il.com,
        slapin@...fans.org, jic23@....ac.uk, kgene@...nel.org,
        krzk@...nel.org, ralf@...ux-mips.org, ysato@...rs.sourceforge.jp,
        dalias@...c.org, tglx@...utronix.de, mingo@...hat.com,
        hpa@...or.com, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 08/11 v2] ARM: OMAP1: constify gpio_led

* Arvind Yadav <arvind.yadav.cs@...il.com> [171225 22:40]:
> gpio_led are not supposed to change at runtime.
> struct gpio_led_platform_data working with const gpio_led
> provided by <linux/leds.h>. So mark the non-const structs
> as const.
> 
> Signed-off-by: Arvind Yadav <arvind.yadav.cs@...il.com>
> ---
> changes in v2:
>               The GPIO LED driver can be built as a module, it can
>               be loaded after the init sections have gone away.
>               So removed '__initconst'.

Sorry just noticed I still have this one tagged and it's still
pending.. Applying into omap-for-v4.19/omap1.

Regards,

Tony


>  arch/arm/mach-omap1/board-h2.c        | 2 +-
>  arch/arm/mach-omap1/board-h3.c        | 2 +-
>  arch/arm/mach-omap1/board-htcherald.c | 2 +-
>  arch/arm/mach-omap1/board-osk.c       | 4 ++--
>  4 files changed, 5 insertions(+), 5 deletions(-)
> 
> diff --git a/arch/arm/mach-omap1/board-h2.c b/arch/arm/mach-omap1/board-h2.c
> index ab51f85..9aeb8ad 100644
> --- a/arch/arm/mach-omap1/board-h2.c
> +++ b/arch/arm/mach-omap1/board-h2.c
> @@ -274,7 +274,7 @@ static struct platform_device h2_kp_device = {
>  	.resource	= h2_kp_resources,
>  };
>  
> -static struct gpio_led h2_gpio_led_pins[] = {
> +static const struct gpio_led h2_gpio_led_pins[] = {
>  	{
>  		.name		= "h2:red",
>  		.default_trigger = "heartbeat",
> diff --git a/arch/arm/mach-omap1/board-h3.c b/arch/arm/mach-omap1/board-h3.c
> index ad339f5..2edcd63 100644
> --- a/arch/arm/mach-omap1/board-h3.c
> +++ b/arch/arm/mach-omap1/board-h3.c
> @@ -326,7 +326,7 @@ static struct spi_board_info h3_spi_board_info[] __initdata = {
>  	},
>  };
>  
> -static struct gpio_led h3_gpio_led_pins[] = {
> +static const struct gpio_led h3_gpio_led_pins[] = {
>  	{
>  		.name		= "h3:red",
>  		.default_trigger = "heartbeat",
> diff --git a/arch/arm/mach-omap1/board-htcherald.c b/arch/arm/mach-omap1/board-htcherald.c
> index 67d4669..e6a79fd 100644
> --- a/arch/arm/mach-omap1/board-htcherald.c
> +++ b/arch/arm/mach-omap1/board-htcherald.c
> @@ -292,7 +292,7 @@ static struct platform_device herald_gpiokeys_device = {
>  };
>  
>  /* LEDs for the Herald.  These connect to the HTCPLD GPIO device. */
> -static struct gpio_led gpio_leds[] = {
> +static const struct gpio_led gpio_leds[] = {
>  	{"dpad",        NULL, HTCPLD_GPIO_LED_DPAD,        0, 0, LEDS_GPIO_DEFSTATE_OFF},
>  	{"kbd",         NULL, HTCPLD_GPIO_LED_KBD,         0, 0, LEDS_GPIO_DEFSTATE_OFF},
>  	{"vibrate",     NULL, HTCPLD_GPIO_LED_VIBRATE,     0, 0, LEDS_GPIO_DEFSTATE_OFF},
> diff --git a/arch/arm/mach-omap1/board-osk.c b/arch/arm/mach-omap1/board-osk.c
> index c66372e..e2277b5 100644
> --- a/arch/arm/mach-omap1/board-osk.c
> +++ b/arch/arm/mach-omap1/board-osk.c
> @@ -167,7 +167,7 @@ static struct platform_device *osk5912_devices[] __initdata = {
>  	&osk5912_cf_device,
>  };
>  
> -static struct gpio_led tps_leds[] = {
> +static const struct gpio_led tps_leds[] = {
>  	/* NOTE:  D9 and D2 have hardware blink support.
>  	 * Also, D9 requires non-battery power.
>  	 */
> @@ -385,7 +385,7 @@ static struct platform_device osk5912_lcd_device = {
>  	.id		= -1,
>  };
>  
> -static struct gpio_led mistral_gpio_led_pins[] = {
> +static const struct gpio_led mistral_gpio_led_pins[] = {
>  	{
>  		.name		= "mistral:red",
>  		.default_trigger = "heartbeat",
> -- 
> 2.7.4
>