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leds: pca955x: Correct I2C Functionality 

The driver checks an incorrect flag of functionality of adapter.
When a driver requires i2c_smbus_read_byte_data and
i2c_smbus_write_byte_data, it should check I2C_FUNC_SMBUS_BYTE_DATA
instead I2C_FUNC_I2C.
This patch fixes the problem.

Signed-off-by: Tin Huynh <tnhuynh@apm.com>
Signed-off-by: Jacek Anaszewski <jacek.anaszewski@gmail.com>
This commit is contained in:
Tin Huynh 2017-05-22 16:19:20 +07:00 committed by Jacek Anaszewski
parent 2ea659a9ef
commit aace34c0bb
1 changed files with 1 additions and 1 deletions
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2
drivers/leds/leds-pca955x.c
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@ -285,7 +285,7 @@ static int pca955x_probe(struct i2c_client *client,
"slave address 0x%02x\n",
client->name, chip->bits, client->addr);
if (!i2c_check_functionality(adapter, I2C_FUNC_I2C))
if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA))
return -EIO;
if (pdata) {