diff options
| author |   Mark Brown <broonie@linaro.org> | 2013-09-23 19:14:31 +0100 |
|---|---|---|
| committer |   Lee Jones <lee.jones@linaro.org> | 2013-10-23 16:21:22 +0100 |
| commit | b264a70eef880aff31652a10ffee9c03e949b69b (patch) | |
| tree | 1ba198209c1415163ba3b15a7d10db4c0716f582 /drivers/mfd | |
| parent | mfd: twl6040: Drop devm_free_irq of devm_ allocated irq (diff) | |
| download | linux-dev-b264a70eef880aff31652a10ffee9c03e949b69b.tar.xz linux-dev-b264a70eef880aff31652a10ffee9c03e949b69b.zip | |
mfd: mc13xxx: Don't require lock for simple register I/O
Since the conversion to regmap there has been no need for device level
locking for I/O as regmap provides locking so remove the locks.
Signed-off-by: Mark Brown <broonie@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/mfd')
| -rw-r--r-- | drivers/mfd/mc13xxx-core.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/drivers/mfd/mc13xxx-core.c b/drivers/mfd/mc13xxx-core.c index 2a9b100c4825..dbbf8ee3f592 100644 --- a/drivers/mfd/mc13xxx-core.c +++ b/drivers/mfd/mc13xxx-core.c @@ -158,8 +158,6 @@ int mc13xxx_reg_read(struct mc13xxx *mc13xxx, unsigned int offset, u32 *val) { int ret; - BUG_ON(!mutex_is_locked(&mc13xxx->lock)); - if (offset > MC13XXX_NUMREGS) return -EINVAL; @@ -172,8 +170,6 @@ EXPORT_SYMBOL(mc13xxx_reg_read); int mc13xxx_reg_write(struct mc13xxx *mc13xxx, unsigned int offset, u32 val) { - BUG_ON(!mutex_is_locked(&mc13xxx->lock)); - dev_vdbg(mc13xxx->dev, "[0x%02x] <- 0x%06x\n", offset, val); if (offset > MC13XXX_NUMREGS || val > 0xffffff) @@ -186,7 +182,6 @@ EXPORT_SYMBOL(mc13xxx_reg_write); int mc13xxx_reg_rmw(struct mc13xxx *mc13xxx, unsigned int offset, u32 mask, u32 val) { - BUG_ON(!mutex_is_locked(&mc13xxx->lock)); BUG_ON(val & ~mask); dev_vdbg(mc13xxx->dev, "[0x%02x] <- 0x%06x (mask: 0x%06x)\n", offset, val, mask); |