diff options
| author | Clark Williams <williams@redhat.com> | 2012-01-03 10:47:33 -0600 |
|---|---|---|
| committer | Clark Williams <williams@redhat.com> | 2012-01-03 10:47:33 -0600 |
| commit | 63076d7f7f7f2650e5d0a4fa5dd2c412a255c237 (patch) | |
| tree | a489c1de793736fb0b379713245467f4358215fe /drivers/mfd/twl-core.c | |
| parent | 8645bee979600b0ba2ce7bfc847688abd1c2d477 (diff) | |
| parent | 5f0a6e2d503896062f641639dacfe5055c2f593b (diff) | |
Merge commit 'v3.2-rc7' into rt-3.2-rc7-rt9
Diffstat (limited to 'drivers/mfd/twl-core.c')
| -rw-r--r-- | drivers/mfd/twl-core.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/mfd/twl-core.c b/drivers/mfd/twl-core.c index bfbd66021afd..61e70cfaa774 100644 --- a/drivers/mfd/twl-core.c +++ b/drivers/mfd/twl-core.c @@ -363,13 +363,13 @@ int twl_i2c_write(u8 mod_no, u8 *value, u8 reg, unsigned num_bytes) pr_err("%s: invalid module number %d\n", DRIVER_NAME, mod_no); return -EPERM; } - sid = twl_map[mod_no].sid; - twl = &twl_modules[sid]; - if (unlikely(!inuse)) { - pr_err("%s: client %d is not initialized\n", DRIVER_NAME, sid); + pr_err("%s: not initialized\n", DRIVER_NAME); return -EPERM; } + sid = twl_map[mod_no].sid; + twl = &twl_modules[sid]; + mutex_lock(&twl->xfer_lock); /* * [MSG1]: fill the register address data @@ -420,13 +420,13 @@ int twl_i2c_read(u8 mod_no, u8 *value, u8 reg, unsigned num_bytes) pr_err("%s: invalid module number %d\n", DRIVER_NAME, mod_no); return -EPERM; } - sid = twl_map[mod_no].sid; - twl = &twl_modules[sid]; - if (unlikely(!inuse)) { - pr_err("%s: client %d is not initialized\n", DRIVER_NAME, sid); + pr_err("%s: not initialized\n", DRIVER_NAME); return -EPERM; } + sid = twl_map[mod_no].sid; + twl = &twl_modules[sid]; + mutex_lock(&twl->xfer_lock); /* [MSG1] fill the register address data */ msg = &twl->xfer_msg[0]; |