[PATCH v4 3/4] iio: adc: adi-axi-dac: define supported iio-backend capabilities

[Tomas Melin]

Backends support buffering capability so advertise it while registering
in case a frontend makes checks for it.

Signed-off-by: Tomas Melin <tomas.melin@xxxxxxxxxxx>
---
 drivers/iio/dac/adi-axi-dac.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/iio/dac/adi-axi-dac.c b/drivers/iio/dac/adi-axi-dac.c
index 0d525272a8a8378e616fae4d0af606979d7b7716..cd06cd4587af56cd2521efcaa37c407f172e7014 100644
--- a/drivers/iio/dac/adi-axi-dac.c
+++ b/drivers/iio/dac/adi-axi-dac.c
@@ -869,11 +869,13 @@ static const struct iio_backend_ops axi_ad3552r_ops = {
 static const struct iio_backend_info axi_dac_generic = {
 	.name = "axi-dac",
 	.ops = &axi_dac_generic_ops,
+	.caps = IIO_BACKEND_CAP_BUFFERING,
 };
 
 static const struct iio_backend_info axi_ad3552r = {
 	.name = "axi-ad3552r",
 	.ops = &axi_ad3552r_ops,
+	.caps = IIO_BACKEND_CAP_BUFFERING,
 };
 
 static const struct regmap_config axi_dac_regmap_config = {

-- 
2.47.3