diff options
Diffstat (limited to 'src/device')
| -rw-r--r-- | src/device/smbus_ops.c | 37 |
1 files changed, 0 insertions, 37 deletions
diff --git a/src/device/smbus_ops.c b/src/device/smbus_ops.c index 13e6cadd55..3b7a69eabe 100644 --- a/src/device/smbus_ops.c +++ b/src/device/smbus_ops.c @@ -27,43 +27,6 @@ struct bus *get_pbus_smbus(struct device *dev) return pbus; } -/* - * Multi-level I2C MUX? May need to find the first I2C device and then set link - * down to current dev. - * - * 1 store get_pbus_smbus list link - * 2 reverse the link and call set link. - * - * @param dev TODO. - */ -int smbus_set_link(struct device *dev) -{ - struct bus *pbus_a[4]; // 4 level mux only. Enough? - struct bus *pbus = dev->bus; - int pbus_num = 0; - int i; - - while (pbus && pbus->dev && (pbus->dev->path.type == DEVICE_PATH_I2C)) { - pbus_a[pbus_num++] = pbus; - pbus = pbus->dev->bus; - } - - // printk(BIOS_INFO, "smbus_set_link: "); - for (i = pbus_num - 1; i >= 0; i--) { - // printk(BIOS_INFO, " %s[%d] -> ", dev_path(pbus_a[i]->dev), - // pbus_a[i]->link); - if (ops_smbus_bus(get_pbus_smbus(pbus_a[i]->dev))) { - if (pbus_a[i]->dev->ops - && pbus_a[i]->dev->ops->set_link) - pbus_a[i]->dev->ops->set_link(pbus_a[i]->dev, - pbus_a[i]->link_num); - } - } - // printk(BIOS_INFO, " %s\n", dev_path(dev)); - - return pbus_num; -} - #define CHECK_PRESENCE(x) \ if (!ops_smbus_bus(get_pbus_smbus(dev))->x) { \ printk(BIOS_ERR, "%s missing " #x "\n", \ |