Use vb2_get_num_buffers() to avoid using queue num_buffers field directly.
This allows us to change how the number of buffers is computed in the
future.
Signed-off-by: Benjamin Gaignard <benjamin.gaignard@xxxxxxxxxxxxx>
Reviewed-by: Andrzej Pietrasiewicz <andrzej.p@xxxxxxxxxxxxx>
Acked-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
---
drivers/input/touchscreen/sur40.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/input/touchscreen/sur40.c b/drivers/input/touchscreen/sur40.c
index 8ddb3f7d307a..e7d2a52169a0 100644
--- a/drivers/input/touchscreen/sur40.c
+++ b/drivers/input/touchscreen/sur40.c
@@ -847,9 +847,10 @@ static int sur40_queue_setup(struct vb2_queue *q,
unsigned int sizes[], struct device *alloc_devs[])
{
struct sur40_state *sur40 = vb2_get_drv_priv(q);
+ unsigned int q_num_bufs = vb2_get_num_buffers(q);
- if (q->num_buffers + *nbuffers < 3)
- *nbuffers = 3 - q->num_buffers;
+ if (q_num_bufs + *nbuffers < 3)
+ *nbuffers = 3 - q_num_bufs;
if (*nplanes)
return sizes[0] < sur40->pix_fmt.sizeimage ? -EINVAL : 0;
--
2.39.2
