};
#endif /* DEBUG */
-static int probe;
-
MODULE_AUTHOR("Benjamin Herrenschmidt <benh@kernel.crashing.org>");
MODULE_DESCRIPTION("I2C driver for Apple's Keywest");
MODULE_LICENSE("GPL");
-module_param(probe, bool, 0);
#ifdef POLLED_MODE
/* Don't schedule, the g5 fan controller is too
/* For now, we only handle combined mode (smbus) */
static struct i2c_algorithm keywest_algorithm = {
- .name = "Keywest i2c",
- .id = I2C_ALGO_SMBUS,
.smbus_xfer = keywest_smbus_xfer,
.master_xfer = keywest_xfer,
.functionality = keywest_func,
tsize = sizeof(struct keywest_iface) +
(sizeof(struct keywest_chan) + 4) * nchan;
- iface = (struct keywest_iface *) kmalloc(tsize, GFP_KERNEL);
+ iface = kzalloc(tsize, GFP_KERNEL);
if (iface == NULL) {
printk(KERN_ERR "i2c-keywest: can't allocate inteface !\n");
pmac_low_i2c_unlock(np);
return -ENOMEM;
}
- memset(iface, 0, tsize);
spin_lock_init(&iface->lock);
init_completion(&iface->complete);
iface->node = of_node_get(np);
for (i=0; i<nchan; i++) {
struct keywest_chan* chan = &iface->channels[i];
- u8 addr;
sprintf(chan->adapter.name, "%s %d", np->parent->name, i);
chan->iface = iface;
chan->chan_no = i;
- chan->adapter.id = I2C_ALGO_SMBUS;
chan->adapter.algo = &keywest_algorithm;
chan->adapter.algo_data = NULL;
chan->adapter.client_register = NULL;
chan->adapter.name);
i2c_set_adapdata(&chan->adapter, NULL);
}
- if (probe) {
- printk("Probe: ");
- for (addr = 0x00; addr <= 0x7f; addr++) {
- if (i2c_smbus_xfer(&chan->adapter,addr,
- 0,0,0,I2C_SMBUS_QUICK,NULL) >= 0)
- printk("%02x ", addr);
- }
- printk("\n");
- }
}
printk(KERN_INFO "Found KeyWest i2c on \"%s\", %d channel%s, stepping: %d bits\n",
static struct macio_driver i2c_keywest_macio_driver =
{
+ .owner = THIS_MODULE,
.name = "i2c-keywest",
.match_table = i2c_keywest_match,
.probe = create_iface_macio,
static struct of_platform_driver i2c_keywest_of_platform_driver =
{
+ .owner = THIS_MODULE,
.name = "i2c-keywest",
.match_table = i2c_keywest_match,
.probe = create_iface_of_platform,