| Message ID | 1474695413-30460-1-git-send-email-baoyou.xie@linaro.org (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
On Sat, Sep 24, 2016 at 7:36 AM, Baoyou Xie <baoyou.xie@linaro.org> wrote: > We get 1 warning when building kernel with W=1: > drivers/mfd/ab8500-debugfs.c:1395:6: warning: no previous prototype for 'ab8500_dump_all_banks_to_mem' [-Wmissing-prototypes] > > In fact, this function is called by no one and not exported, > so this patch removes it. > > Signed-off-by: Baoyou Xie <baoyou.xie@linaro.org> Acked-by: Linus Walleij <linus.walleij@linaro.org> Yours, Linus Walleij
On Sat, 24 Sep 2016, Baoyou Xie wrote: > We get 1 warning when building kernel with W=1: > drivers/mfd/ab8500-debugfs.c:1395:6: warning: no previous prototype for 'ab8500_dump_all_banks_to_mem' [-Wmissing-prototypes] > > In fact, this function is called by no one and not exported, > so this patch removes it. > > Signed-off-by: Baoyou Xie <baoyou.xie@linaro.org> > --- > drivers/mfd/ab8500-debugfs.c | 54 -------------------------------------------- > 1 file changed, 54 deletions(-) This is already in -next: e310960300e78764f59a4b044205b02a5c59381a > diff --git a/drivers/mfd/ab8500-debugfs.c b/drivers/mfd/ab8500-debugfs.c > index 0aecd7b..9f04a25 100644 > --- a/drivers/mfd/ab8500-debugfs.c > +++ b/drivers/mfd/ab8500-debugfs.c > @@ -1382,60 +1382,6 @@ void ab8500_dump_all_banks(struct device *dev) > } > } > > -/* Space for 500 registers. */ > -#define DUMP_MAX_REGS 700 > -static struct ab8500_register_dump > -{ > - u8 bank; > - u8 reg; > - u8 value; > -} ab8500_complete_register_dump[DUMP_MAX_REGS]; > - > -/* This shall only be called upon kernel panic! */ > -void ab8500_dump_all_banks_to_mem(void) > -{ > - int i, r = 0; > - u8 bank; > - int err = 0; > - > - pr_info("Saving all ABB registers for crash analysis.\n"); > - > - for (bank = 0; bank < AB8500_NUM_BANKS; bank++) { > - for (i = 0; i < debug_ranges[bank].num_ranges; i++) { > - u8 reg; > - > - for (reg = debug_ranges[bank].range[i].first; > - reg <= debug_ranges[bank].range[i].last; > - reg++) { > - u8 value; > - > - err = prcmu_abb_read(bank, reg, &value, 1); > - > - if (err < 0) > - goto out; > - > - ab8500_complete_register_dump[r].bank = bank; > - ab8500_complete_register_dump[r].reg = reg; > - ab8500_complete_register_dump[r].value = value; > - > - r++; > - > - if (r >= DUMP_MAX_REGS) { > - pr_err("%s: too many register to dump!\n", > - __func__); > - err = -EINVAL; > - goto out; > - } > - } > - } > - } > -out: > - if (err >= 0) > - pr_info("Saved all ABB registers.\n"); > - else > - pr_info("Failed to save all ABB registers.\n"); > -} > - > static int ab8500_all_banks_open(struct inode *inode, struct file *file) > { > struct seq_file *s;
diff --git a/drivers/mfd/ab8500-debugfs.c b/drivers/mfd/ab8500-debugfs.c index 0aecd7b..9f04a25 100644 --- a/drivers/mfd/ab8500-debugfs.c +++ b/drivers/mfd/ab8500-debugfs.c @@ -1382,60 +1382,6 @@ void ab8500_dump_all_banks(struct device *dev) } } -/* Space for 500 registers. */ -#define DUMP_MAX_REGS 700 -static struct ab8500_register_dump -{ - u8 bank; - u8 reg; - u8 value; -} ab8500_complete_register_dump[DUMP_MAX_REGS]; - -/* This shall only be called upon kernel panic! */ -void ab8500_dump_all_banks_to_mem(void) -{ - int i, r = 0; - u8 bank; - int err = 0; - - pr_info("Saving all ABB registers for crash analysis.\n"); - - for (bank = 0; bank < AB8500_NUM_BANKS; bank++) { - for (i = 0; i < debug_ranges[bank].num_ranges; i++) { - u8 reg; - - for (reg = debug_ranges[bank].range[i].first; - reg <= debug_ranges[bank].range[i].last; - reg++) { - u8 value; - - err = prcmu_abb_read(bank, reg, &value, 1); - - if (err < 0) - goto out; - - ab8500_complete_register_dump[r].bank = bank; - ab8500_complete_register_dump[r].reg = reg; - ab8500_complete_register_dump[r].value = value; - - r++; - - if (r >= DUMP_MAX_REGS) { - pr_err("%s: too many register to dump!\n", - __func__); - err = -EINVAL; - goto out; - } - } - } - } -out: - if (err >= 0) - pr_info("Saved all ABB registers.\n"); - else - pr_info("Failed to save all ABB registers.\n"); -} - static int ab8500_all_banks_open(struct inode *inode, struct file *file) { struct seq_file *s;
We get 1 warning when building kernel with W=1: drivers/mfd/ab8500-debugfs.c:1395:6: warning: no previous prototype for 'ab8500_dump_all_banks_to_mem' [-Wmissing-prototypes] In fact, this function is called by no one and not exported, so this patch removes it. Signed-off-by: Baoyou Xie <baoyou.xie@linaro.org> --- drivers/mfd/ab8500-debugfs.c | 54 -------------------------------------------- 1 file changed, 54 deletions(-)