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>
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@ -30,7 +30,7 @@ static LIST_HEAD(regmap_debugfs_early_list);
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static DEFINE_MUTEX(regmap_debugfs_early_lock);
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static DEFINE_MUTEX(regmap_debugfs_early_lock);
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/* Calculate the length of a fixed format */
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/* Calculate the length of a fixed format */
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static size_t regmap_calc_reg_len(int max_val, char *buf, size_t buf_size)
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static size_t regmap_calc_reg_len(int max_val)
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{
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{
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return snprintf(NULL, 0, "%x", max_val);
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return snprintf(NULL, 0, "%x", max_val);
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}
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}
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@ -173,8 +173,7 @@ static inline void regmap_calc_tot_len(struct regmap *map,
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{
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{
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/* Calculate the length of a fixed format */
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/* Calculate the length of a fixed format */
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if (!map->debugfs_tot_len) {
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if (!map->debugfs_tot_len) {
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map->debugfs_reg_len = regmap_calc_reg_len(map->max_register,
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map->debugfs_reg_len = regmap_calc_reg_len(map->max_register),
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buf, count);
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map->debugfs_val_len = 2 * map->format.val_bytes;
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map->debugfs_val_len = 2 * map->format.val_bytes;
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map->debugfs_tot_len = map->debugfs_reg_len +
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map->debugfs_tot_len = map->debugfs_reg_len +
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map->debugfs_val_len + 3; /* : \n */
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map->debugfs_val_len + 3; /* : \n */
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@ -420,7 +419,7 @@ static ssize_t regmap_access_read_file(struct file *file,
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return -ENOMEM;
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return -ENOMEM;
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/* Calculate the length of a fixed format */
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/* Calculate the length of a fixed format */
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reg_len = regmap_calc_reg_len(map->max_register, buf, count);
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reg_len = regmap_calc_reg_len(map->max_register);
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tot_len = reg_len + 10; /* ': R W V P\n' */
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tot_len = reg_len + 10; /* ': R W V P\n' */
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for (i = 0; i <= map->max_register; i += map->reg_stride) {
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for (i = 0; i <= map->max_register; i += map->reg_stride) {
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