[PATCH 362/437] hwmon: acbel-fsg032: convert to read/write iterators

Jens Axboe
2024-04-11T15:41:47Z

drivers/hwmon/pmbus/acbel-fsg032.c | 10 ++++------
1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/hwmon/pmbus/acbel-fsg032.c b/drivers/hwmon/pmbus/acbel-fsg032.c
index e0c55fd8f3a6..cc8fec9d1ea1 100644
--- a/drivers/hwmon/pmbus/acbel-fsg032.c
+++ b/drivers/hwmon/pmbus/acbel-fsg032.c
@@ -15,10 +15,9 @@

#define ACBEL_MFR_FW_REVISION 0xd9

-static ssize_t acbel_fsg032_debugfs_read(struct file *file, char __user *buf, size_t count,
- loff_t *ppos)
+static ssize_t acbel_fsg032_debugfs_read(struct kiocb *iocb, struct iov_iter *to)
{
- struct i2c_client *client = file->private_data;
+ struct i2c_client *client = iocb->ki_filp->private_data;
u8 data[I2C_SMBUS_BLOCK_MAX + 2] = { 0 };
char out[8];
int rc;
@@ -28,13 +27,12 @@ static ssize_t acbel_fsg032_debugfs_read(struct file *file, char __user *buf, si
return rc;

rc = snprintf(out, sizeof(out), "%*phN\n", min(rc, 3), data);
- return simple_read_from_buffer(buf, count, ppos, out, rc);
+ return simple_copy_to_iter(out, &iocb->ki_pos, rc, to);
}

static const struct file_operations acbel_debugfs_ops = {
.llseek = noop_llseek,
- .read = acbel_fsg032_debugfs_read,
- .write = NULL,
+ .read_iter = acbel_fsg032_debugfs_read,
.open = simple_open,
};

--
2.43.0