[PATCH 143/437] drm: mali: convert to read/write iterators

Jens Axboe
2024-04-11T15:35:40Z

drivers/gpu/drm/arm/malidp_drv.c | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/arm/malidp_drv.c b/drivers/gpu/drm/arm/malidp_drv.c
index 6682131d2910..cc0490e3ae4c 100644
--- a/drivers/gpu/drm/arm/malidp_drv.c
+++ b/drivers/gpu/drm/arm/malidp_drv.c
@@ -522,10 +522,9 @@ static int malidp_debugfs_open(struct inode *inode, struct file *file)
return single_open(file, malidp_show_stats, inode->i_private);
}

-static ssize_t malidp_debugfs_write(struct file *file, const char __user *ubuf,
- size_t len, loff_t *offp)
+static ssize_t malidp_debugfs_write(struct kiocb *iocb, struct iov_iter *from)
{
- struct seq_file *m = file->private_data;
+ struct seq_file *m = iocb->ki_filp->private_data;
struct drm_device *drm = m->private;
struct malidp_drm *malidp = drm_to_malidp(drm);
unsigned long irqflags;
@@ -534,14 +533,14 @@ static ssize_t malidp_debugfs_write(struct file *file, const char __user *ubuf,
malidp_error_stats_init(&malidp->de_errors);
malidp_error_stats_init(&malidp->se_errors);
spin_unlock_irqrestore(&malidp->errors_lock, irqflags);
- return len;
+ return iov_iter_count(from);
}

static const struct file_operations malidp_debugfs_fops = {
.owner = THIS_MODULE,
.open = malidp_debugfs_open,
- .read = seq_read,
- .write = malidp_debugfs_write,
+ .read_iter = seq_read_iter,
+ .write_iter = malidp_debugfs_write,
.llseek = seq_lseek,
.release = single_release,
};
--
2.43.0