[-next] memory: omap-gpmc: Fix -Wunused-function warnings

drivers/memory/omap-gpmc.c:987:12: warning: ‘gpmc_cs_remap’ defined but not used [-Wunused-function]
 static int gpmc_cs_remap(int cs, u32 base)
            ^~~~~~~~~~~~~
drivers/memory/omap-gpmc.c:926:20: warning: ‘gpmc_cs_get_name’ defined but not used [-Wunused-function]
 static const char *gpmc_cs_get_name(int cs)
                    ^~~~~~~~~~~~~~~~
drivers/memory/omap-gpmc.c:919:13: warning: ‘gpmc_cs_set_name’ defined but not used [-Wunused-function]
 static void gpmc_cs_set_name(int cs, const char *name)
             ^~~~~~~~~~~~~~~~
Make them as  __maybe_unused to fix this.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
---
 drivers/memory/omap-gpmc.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

On Tue, Sep 01, 2020 at 11:56:42AM +0800, YueHaibing wrote:
> drivers/memory/omap-gpmc.c:987:12: warning: ‘gpmc_cs_remap’ defined but not used [-Wunused-function]
>  static int gpmc_cs_remap(int cs, u32 base)
>             ^~~~~~~~~~~~~
> drivers/memory/omap-gpmc.c:926:20: warning: ‘gpmc_cs_get_name’ defined but not used [-Wunused-function]
>  static const char *gpmc_cs_get_name(int cs)
>                     ^~~~~~~~~~~~~~~~
> drivers/memory/omap-gpmc.c:919:13: warning: ‘gpmc_cs_set_name’ defined but not used [-Wunused-function]
>  static void gpmc_cs_set_name(int cs, const char *name)
>              ^~~~~~~~~~~~~~~~
> Make them as  __maybe_unused to fix this.

Hi,

Do you know what configuration triggers these warnings? What has to be
disabled (e.g. CONFIG_OF)? Such information is useful in the commit
message.

Best regards,
Krzysztof

Pls ignore this.

On 2020/9/1 15:07, YueHaibing wrote:
> drivers/memory/omap-gpmc.c:987:12: warning: ‘gpmc_cs_remap’ defined but not used [-Wunused-function]
>  static int gpmc_cs_remap(int cs, u32 base)
>             ^~~~~~~~~~~~~
> drivers/memory/omap-gpmc.c:926:20: warning: ‘gpmc_cs_get_name’ defined but not used [-Wunused-function]
>  static const char *gpmc_cs_get_name(int cs)
>                     ^~~~~~~~~~~~~~~~
> drivers/memory/omap-gpmc.c:919:13: warning: ‘gpmc_cs_set_name’ defined but not used [-Wunused-function]
>  static void gpmc_cs_set_name(int cs, const char *name)
>              ^~~~~~~~~~~~~~~~
> Make them as  __maybe_unused to fix this.
> 
> Signed-off-by: YueHaibing <yuehaibing@huawei.com>
> ---
>  drivers/memory/omap-gpmc.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/memory/omap-gpmc.c b/drivers/memory/omap-gpmc.c
> index ac0f577a51a1..24372254986e 100644
> --- a/drivers/memory/omap-gpmc.c
> +++ b/drivers/memory/omap-gpmc.c
> @@ -916,14 +916,14 @@ static bool gpmc_cs_reserved(int cs)
>  	return gpmc->flags & GPMC_CS_RESERVED;
>  }
>  
> -static void gpmc_cs_set_name(int cs, const char *name)
> +static void __maybe_unused gpmc_cs_set_name(int cs, const char *name)
>  {
>  	struct gpmc_cs_data *gpmc = &gpmc_cs[cs];
>  
>  	gpmc->name = name;
>  }
>  
> -static const char *gpmc_cs_get_name(int cs)
> +static const __maybe_unused char *gpmc_cs_get_name(int cs)
>  {
>  	struct gpmc_cs_data *gpmc = &gpmc_cs[cs];
>  
> @@ -984,7 +984,7 @@ static int gpmc_cs_delete_mem(int cs)
>   * "base". Returns 0 on success and appropriate negative error code
>   * on failure.
>   */
> -static int gpmc_cs_remap(int cs, u32 base)
> +static int __maybe_unused gpmc_cs_remap(int cs, u32 base)
>  {
>  	int ret;
>  	u32 old_base, size;
>