A-Team_Digital_Solutions/android_kernel_motorola_sm6375
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lp8727_charger: Add supported i2c functionality check routine

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lp8727 i2c r/w functions are based on SMBUS I2C BLOCK. So the driver needs to
check whether i2c bus supports this functionality or not.

Signed-off-by: Woogyom Kim <[email protected]>
Signed-off-by: Anton Vorontsov <[email protected]>
This commit is contained in:
Kim, Milo 2011-11-17 21:43:06 -08:00 • committed by Anton Vorontsov
commit 998a8e7a72
1 changed files with 3 additions and 0 deletions
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3
drivers/power/lp8727_charger.c
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@ -425,6 +425,9 @@ static int lp8727_probe(struct i2c_client *cl, const struct i2c_device_id *id)
struct lp8727_chg *pchg;
int ret;
if (!i2c_check_functionality(cl->adapter, I2C_FUNC_SMBUS_I2C_BLOCK))
return -EIO;
pchg = kzalloc(sizeof(*pchg), GFP_KERNEL);
if (!pchg)
return -ENOMEM;