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Diffstat (limited to 'drivers/macintosh/windfarm_smu_sat.c')
-rw-r--r--drivers/macintosh/windfarm_smu_sat.c28
1 files changed, 4 insertions, 24 deletions
diff --git a/drivers/macintosh/windfarm_smu_sat.c b/drivers/macintosh/windfarm_smu_sat.c
index 1043b39aa123..351982bcec1b 100644
--- a/drivers/macintosh/windfarm_smu_sat.c
+++ b/drivers/macintosh/windfarm_smu_sat.c
@@ -67,26 +67,6 @@ static struct i2c_driver wf_sat_driver = {
.detach_client = wf_sat_detach,
};
-/*
- * XXX i2c_smbus_read_i2c_block_data doesn't pass the requested
- * length down to the low-level driver, so we use this, which
- * works well enough with the SMU i2c driver code...
- */
-static int sat_read_block(struct i2c_client *client, u8 command,
- u8 *values, int len)
-{
- union i2c_smbus_data data;
- int err;
-
- data.block[0] = len;
- err = i2c_smbus_xfer(client->adapter, client->addr, client->flags,
- I2C_SMBUS_READ, command, I2C_SMBUS_I2C_BLOCK_DATA,
- &data);
- if (!err)
- memcpy(values, data.block, len);
- return err;
-}
-
struct smu_sdbp_header *smu_sat_get_sdb_partition(unsigned int sat_id, int id,
unsigned int *size)
{
@@ -124,8 +104,8 @@ struct smu_sdbp_header *smu_sat_get_sdb_partition(unsigned int sat_id, int id,
return NULL;
for (i = 0; i < len; i += 4) {
- err = sat_read_block(&sat->i2c, 0xa, data, 4);
- if (err) {
+ err = i2c_smbus_read_i2c_block_data(&sat->i2c, 0xa, 4, data);
+ if (err < 0) {
printk(KERN_ERR "smu_sat_get_sdb_part rd err %d\n",
err);
goto fail;
@@ -157,8 +137,8 @@ static int wf_sat_read_cache(struct wf_sat *sat)
{
int err;
- err = sat_read_block(&sat->i2c, 0x3f, sat->cache, 16);
- if (err)
+ err = i2c_smbus_read_i2c_block_data(&sat->i2c, 0x3f, 16, sat->cache);
+ if (err < 0)
return err;
sat->last_read = jiffies;
#ifdef LOTSA_DEBUG