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SubjectRe: [PATCH] powerpc: Make some functions static
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Le 12/03/2019 à 21:31, Mathieu Malaterre a écrit :
> In commit cb9e4d10c448 ("[POWERPC] Add support for 750CL Holly board")
> new functions were added. Since these functions can be made static,
> make it so. While doing so, it turns out that holly_power_off and
> holly_halt are unused, so remove them.

I would have said 'since these functions are only used in this C file,
make them static'.

I think this could be split in two patches:
1/ Remove unused functions, ie holly_halt() and holly_power_off().
2/ Make the other ones static.

Christophe

>
> Silence the following warnings triggered using W=1:
>
> arch/powerpc/platforms/embedded6xx/holly.c:47:5: error: no previous prototype for 'holly_exclude_device' [-Werror=missing-prototypes]
> arch/powerpc/platforms/embedded6xx/holly.c:190:6: error: no previous prototype for 'holly_show_cpuinfo' [-Werror=missing-prototypes]
> arch/powerpc/platforms/embedded6xx/holly.c:196:17: error: no previous prototype for 'holly_restart' [-Werror=missing-prototypes]
> arch/powerpc/platforms/embedded6xx/holly.c:236:6: error: no previous prototype for 'holly_power_off' [-Werror=missing-prototypes]
> arch/powerpc/platforms/embedded6xx/holly.c:243:6: error: no previous prototype for 'holly_halt' [-Werror=missing-prototypes]
>
> Signed-off-by: Mathieu Malaterre <malat@debian.org>
> ---
> arch/powerpc/platforms/embedded6xx/holly.c | 19 ++++---------------
> 1 file changed, 4 insertions(+), 15 deletions(-)
>
> diff --git a/arch/powerpc/platforms/embedded6xx/holly.c b/arch/powerpc/platforms/embedded6xx/holly.c
> index 0409714e8070..829bf3697dc9 100644
> --- a/arch/powerpc/platforms/embedded6xx/holly.c
> +++ b/arch/powerpc/platforms/embedded6xx/holly.c
> @@ -44,7 +44,8 @@
>
> #define HOLLY_PCI_CFG_PHYS 0x7c000000
>
> -int holly_exclude_device(struct pci_controller *hose, u_char bus, u_char devfn)
> +static int holly_exclude_device(struct pci_controller *hose, u_char bus,
> + u_char devfn)
> {
> if (bus == 0 && PCI_SLOT(devfn) == 0)
> return PCIBIOS_DEVICE_NOT_FOUND;
> @@ -187,13 +188,13 @@ static void __init holly_init_IRQ(void)
> tsi108_write_reg(TSI108_MPIC_OFFSET + 0x30c, 0);
> }
>
> -void holly_show_cpuinfo(struct seq_file *m)
> +static void holly_show_cpuinfo(struct seq_file *m)
> {
> seq_printf(m, "vendor\t\t: IBM\n");
> seq_printf(m, "machine\t\t: PPC750 GX/CL\n");
> }
>
> -void __noreturn holly_restart(char *cmd)
> +static void __noreturn holly_restart(char *cmd)
> {
> __be32 __iomem *ocn_bar1 = NULL;
> unsigned long bar;
> @@ -233,18 +234,6 @@ void __noreturn holly_restart(char *cmd)
> for (;;) ;
> }
>
> -void holly_power_off(void)
> -{
> - local_irq_disable();
> - /* No way to shut power off with software */
> - for (;;) ;
> -}
> -
> -void holly_halt(void)
> -{
> - holly_power_off();
> -}
> -
> /*
> * Called very early, device-tree isn't unflattened
> */
>

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