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| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2018-05-03 20:26:42 +0300 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2018-05-16 14:17:21 +0200 |
| commit | 59837002c775df7f57f1d494582a7d9c340de890 (patch) | |
| tree | 6937224fdd3dccb48dda806e138496af4a41510d /drivers/pinctrl | |
| parent | 90b60552a29b9517b56856b849f229b3e915e6ac (diff) | |
| download | linux-0-day-59837002c775df7f57f1d494582a7d9c340de890.tar.gz linux-0-day-59837002c775df7f57f1d494582a7d9c340de890.tar.xz | |
pinctrl: armada-37xx: Convert to use match_string() helper
The new helper returns index of the matching string in an array.
We are going to use it here.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl')
| -rw-r--r-- | drivers/pinctrl/mvebu/pinctrl-armada-37xx.c | 29 |
1 files changed, 8 insertions, 21 deletions
diff --git a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c index 5b63248c82090..0f1eafba0ded4 100644 --- a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c +++ b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c @@ -214,18 +214,6 @@ static inline void armada_37xx_update_reg(unsigned int *reg, } } -static int armada_37xx_get_func_reg(struct armada_37xx_pin_group *grp, - const char *func) -{ - int f; - - for (f = 0; (f < NB_FUNCS) && grp->funcs[f]; f++) - if (!strcmp(grp->funcs[f], func)) - return f; - - return -ENOTSUPP; -} - static struct armada_37xx_pin_group *armada_37xx_find_next_grp_by_pin( struct armada_37xx_pinctrl *info, int pin, int *grp) { @@ -344,10 +332,9 @@ static int armada_37xx_pmx_set_by_name(struct pinctrl_dev *pctldev, dev_dbg(info->dev, "enable function %s group %s\n", name, grp->name); - func = armada_37xx_get_func_reg(grp, name); - + func = match_string(grp->funcs, NB_FUNCS, name); if (func < 0) - return func; + return -ENOTSUPP; val = grp->val[func]; @@ -932,12 +919,12 @@ static int armada_37xx_fill_func(struct armada_37xx_pinctrl *info) struct armada_37xx_pin_group *gp = &info->groups[g]; int f; - for (f = 0; (f < NB_FUNCS) && gp->funcs[f]; f++) { - if (strcmp(gp->funcs[f], name) == 0) { - *groups = gp->name; - groups++; - } - } + f = match_string(gp->funcs, NB_FUNCS, name); + if (f < 0) + continue; + + *groups = gp->name; + groups++; } } return 0; |