From: Mark Brown <broo...@linaro.org>

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 <broo...@linaro.org>
---
 drivers/mfd/mc13xxx-core.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/drivers/mfd/mc13xxx-core.c b/drivers/mfd/mc13xxx-core.c
index 2a9b100..dbbf8ee 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);
-- 
1.8.4.rc3

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