diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2012-01-07 20:53:13 +0000 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2012-01-07 20:53:13 +0000 |
| commit | 23c4c1c7b0dd2ebeb90bb6851478c0e80fe9e6b8 (patch) | |
| tree | 60ab5e96f1e6e0ddd46eadf34d8a83ae2d8db72a /drivers/mfd/twl-core.c | |
| parent | e195ffbe4573f79d590e63e2ae32dac2a73d5768 (diff) | |
| parent | 7b9dd47136c07ffd883aff6926c7b281e4c1eea4 (diff) | |
Merge branch 'depends/rmk/for-linus' into next/soc
Conflicts:
arch/arm/mach-tegra/board-dt-tegra20.c
arch/arm/mach-tegra/common.c
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]; |