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

Signed-off-by: Tomas Melin <tomas.melin@vaisala.com>
---
 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 0d525272a8a8..cd06cd4587af 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

On Fri, 2026-01-30 at 09:17 +0000, Tomas Melin wrote:
> Backends support buffering capability so advertise it while registering
> in case a frontend makes checks for it.
> 
> Signed-off-by: Tomas Melin <tomas.melin@vaisala.com>
> ---

Reviewed-by: Nuno Sá <nuno.sa@analog.com>

>  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 0d525272a8a8..cd06cd4587af 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 = {