[media] saa6588: add support for non-blocking mode

saa6588 always blocked while waiting for data, even if the filehandle
was in non-blocking mode.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/media/pci/bt8xx/bttv-driver.c b/drivers/media/pci/bt8xx/bttv-driver.c
index 92a06fd85865..c2aaadcd9318 100644
--- a/drivers/media/pci/bt8xx/bttv-driver.c
+++ b/drivers/media/pci/bt8xx/bttv-driver.c
@@ -3266,7 +3266,9 @@ static ssize_t radio_read(struct file *file, char __user *data,
         struct bttv_fh *fh = file->private_data;
         struct bttv *btv = fh->btv;
         struct saa6588_command cmd;
-        cmd.block_count = count/3;
+
+        cmd.block_count = count / 3;
+        cmd.nonblocking = file->f_flags & O_NONBLOCK;
         cmd.buffer = data;
         cmd.instance = file;
         cmd.result = -ENODEV;