| From | Jens Axboe <> | Subject | [PATCH 379/437] iio: adis16475: convert to read/write iterators | Date | Thu, 11 Apr 2024 09:18:39 -0600 |
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Signed-off-by: Jens Axboe <axboe@kernel.dk> --- drivers/iio/imu/adis16475.c | 22 ++++++++++------------ 1 file changed, 10 insertions(+), 12 deletions(-)
diff --git a/drivers/iio/imu/adis16475.c b/drivers/iio/imu/adis16475.c index 01f55cc902fa..6772ca783e9d 100644 --- a/drivers/iio/imu/adis16475.c +++ b/drivers/iio/imu/adis16475.c @@ -142,11 +142,10 @@ MODULE_PARM_DESC(low_rate_allow, "Allow IMU rates below the minimum advisable when external clk is used in SCALED mode (default: N)"); #ifdef CONFIG_DEBUG_FS -static ssize_t adis16475_show_firmware_revision(struct file *file, - char __user *userbuf, - size_t count, loff_t *ppos) +static ssize_t adis16475_show_firmware_revision(struct kiocb *iocb, + struct iov_iter *to) { - struct adis16475 *st = file->private_data; + struct adis16475 *st = iocb->ki_filp->private_data; char buf[7]; size_t len; u16 rev; @@ -158,21 +157,20 @@ static ssize_t adis16475_show_firmware_revision(struct file *file, len = scnprintf(buf, sizeof(buf), "%x.%x\n", rev >> 8, rev & 0xff); - return simple_read_from_buffer(userbuf, count, ppos, buf, len); + return simple_copy_to_iter(buf, &iocb->ki_pos, len, to); } static const struct file_operations adis16475_firmware_revision_fops = { .open = simple_open, - .read = adis16475_show_firmware_revision, + .read_iter = adis16475_show_firmware_revision, .llseek = default_llseek, .owner = THIS_MODULE, }; -static ssize_t adis16475_show_firmware_date(struct file *file, - char __user *userbuf, - size_t count, loff_t *ppos) +static ssize_t adis16475_show_firmware_date(struct kiocb *iocb, + struct iov_iter *to) { - struct adis16475 *st = file->private_data; + struct adis16475 *st = iocb->ki_filp->private_data; u16 md, year; char buf[12]; size_t len; @@ -189,12 +187,12 @@ static ssize_t adis16475_show_firmware_date(struct file *file, len = snprintf(buf, sizeof(buf), "%.2x-%.2x-%.4x\n", md >> 8, md & 0xff, year); - return simple_read_from_buffer(userbuf, count, ppos, buf, len); + return simple_copy_to_iter(buf, &iocb->ki_pos, len, to); } static const struct file_operations adis16475_firmware_date_fops = { .open = simple_open, - .read = adis16475_show_firmware_date, + .read_iter = adis16475_show_firmware_date, .llseek = default_llseek, .owner = THIS_MODULE, }; -- 2.43.0
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