The value for downsizing 8:1 is marked as reserved in the technical reference
manual and the documentation states downsizing capability up to 4:1 only.
Signed-off-by: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>
---
drivers/gpu/ipu-v3/ipu-ic.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/ipu-v3/ipu-ic.c b/drivers/gpu/ipu-v3/ipu-ic.c
index ad75588..1dcb96c 100644
--- a/drivers/gpu/ipu-v3/ipu-ic.c
+++ b/drivers/gpu/ipu-v3/ipu-ic.c
@@ -297,8 +297,8 @@ static int calc_resize_coeffs(struct ipu_ic *ic,
return -EINVAL;
}
- /* Cannot downsize more than 8:1 */
- if ((out_size << 3) < in_size) {
+ /* Cannot downsize more than 4:1 */
+ if ((out_size << 2) < in_size) {
dev_err(ipu->dev, "Unsupported downsize\n");
return -EINVAL;
}
--
2.1.4
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