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regmap: Skip precious registers when dumping registers via debugfs

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Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Mark Brown 2011-08-08 15:41:46 +09:00
parent 31244e396f
commit 2efe1642b7
3 changed files with 6 additions and 0 deletions
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4
drivers/base/regmap/regmap-debugfs.c
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@ -56,6 +56,10 @@ static ssize_t regmap_map_read_file(struct file *file, char __user *user_buf,
!map->readable_reg(map->dev, i))
continue;
if (map->precious_reg &&
map->precious_reg(map->dev, i))
continue;
/* If we're in the region the user is trying to read */
if (p >= *ppos) {
/* ...but not beyond it */