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| author | Mark Brown <broonie@kernel.org> | 2015-09-19 07:31:47 -0700 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-09-19 07:38:27 -0700 |
| commit | 9ae3109d1d9ff367e0d0efa7073cc078edb9a372 (patch) | |
| tree | a6560fe6a494d930a41bc03217df411ded6bdba9 /drivers/base/regmap/regmap-debugfs.c | |
| parent | 176fc2d5770a0990eebff903ba680d2edd32e718 (diff) | |
| download | lwn-9ae3109d1d9ff367e0d0efa7073cc078edb9a372.tar.gz lwn-9ae3109d1d9ff367e0d0efa7073cc078edb9a372.zip | |
regmap: debugfs: Remove scratch buffer for register length calculation
Now we no longer use the scratch buffer for register length calculation
there is no need for callers to supply one.
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/base/regmap/regmap-debugfs.c')
| -rw-r--r-- | drivers/base/regmap/regmap-debugfs.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/base/regmap/regmap-debugfs.c b/drivers/base/regmap/regmap-debugfs.c index 4c55cfbad19e..4a4737887cce 100644 --- a/drivers/base/regmap/regmap-debugfs.c +++ b/drivers/base/regmap/regmap-debugfs.c @@ -30,7 +30,7 @@ static LIST_HEAD(regmap_debugfs_early_list); static DEFINE_MUTEX(regmap_debugfs_early_lock); /* Calculate the length of a fixed format */ -static size_t regmap_calc_reg_len(int max_val, char *buf, size_t buf_size) +static size_t regmap_calc_reg_len(int max_val) { return snprintf(NULL, 0, "%x", max_val); } @@ -173,8 +173,7 @@ static inline void regmap_calc_tot_len(struct regmap *map, { /* Calculate the length of a fixed format */ if (!map->debugfs_tot_len) { - map->debugfs_reg_len = regmap_calc_reg_len(map->max_register, - buf, count); + map->debugfs_reg_len = regmap_calc_reg_len(map->max_register), map->debugfs_val_len = 2 * map->format.val_bytes; map->debugfs_tot_len = map->debugfs_reg_len + map->debugfs_val_len + 3; /* : \n */ @@ -420,7 +419,7 @@ static ssize_t regmap_access_read_file(struct file *file, return -ENOMEM; /* Calculate the length of a fixed format */ - reg_len = regmap_calc_reg_len(map->max_register, buf, count); + reg_len = regmap_calc_reg_len(map->max_register); tot_len = reg_len + 10; /* ': R W V P\n' */ for (i = 0; i <= map->max_register; i += map->reg_stride) { |