diff options
| -rw-r--r-- | drivers/i2c/i2c-core.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c index 45aa0e54e297..b55097d57b7a 100644 --- a/drivers/i2c/i2c-core.c +++ b/drivers/i2c/i2c-core.c | |||
| @@ -706,10 +706,6 @@ int i2c_probe(struct i2c_adapter *adapter, | |||
| 706 | int i, err; | 706 | int i, err; |
| 707 | int adap_id = i2c_adapter_id(adapter); | 707 | int adap_id = i2c_adapter_id(adapter); |
| 708 | 708 | ||
| 709 | /* Forget it if we can't probe using SMBUS_QUICK */ | ||
| 710 | if (! i2c_check_functionality(adapter,I2C_FUNC_SMBUS_QUICK)) | ||
| 711 | return -1; | ||
| 712 | |||
| 713 | /* Force entries are done first, and are not affected by ignore | 709 | /* Force entries are done first, and are not affected by ignore |
| 714 | entries */ | 710 | entries */ |
| 715 | if (address_data->forces) { | 711 | if (address_data->forces) { |
| @@ -736,6 +732,17 @@ int i2c_probe(struct i2c_adapter *adapter, | |||
| 736 | } | 732 | } |
| 737 | } | 733 | } |
| 738 | 734 | ||
| 735 | /* Stop here if we can't use SMBUS_QUICK */ | ||
| 736 | if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_QUICK)) { | ||
| 737 | if (address_data->probe[0] == I2C_CLIENT_END | ||
| 738 | && address_data->normal_i2c[0] == I2C_CLIENT_END) | ||
| 739 | return 0; | ||
| 740 | |||
| 741 | dev_warn(&adapter->dev, "SMBus Quick command not supported, " | ||
| 742 | "can't probe for chips\n"); | ||
| 743 | return -1; | ||
| 744 | } | ||
| 745 | |||
| 739 | /* Probe entries are done second, and are not affected by ignore | 746 | /* Probe entries are done second, and are not affected by ignore |
| 740 | entries either */ | 747 | entries either */ |
| 741 | for (i = 0; address_data->probe[i] != I2C_CLIENT_END; i += 2) { | 748 | for (i = 0; address_data->probe[i] != I2C_CLIENT_END; i += 2) { |
