On 23.07.2024 19:47, Prabhakar wrote:
> From: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
>
> Update the rzg2l_pinctrl_pinconf_get() function to return -EINVAL for
> PIN_CONFIG_OUTPUT_ENABLE config if the pin doesn't support the PIN_CFG_OEN
> configuration.
>
> -EINVAL is a valid error when dumping the pin configurations. Returning
> -EOPNOTSUPP for a pin that does not support PIN_CFG_OEN resulted in the
> message 'ERROR READING CONFIG SETTING 16' being printed during dumping
> pinconf-pins.
>
> For consistency do similar change in rzg2l_pinctrl_pinconf_set() for
> PIN_CONFIG_OUTPUT_ENABLE config.
>
> Fixes: a9024a323af2 ("pinctrl: renesas: rzg2l: Clean up and refactor OEN read/write functions")
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
Tested-by: Claudiu Beznea <claudiu.beznea.uj@xxxxxxxxxxxxxx>
> ---
> drivers/pinctrl/renesas/pinctrl-rzg2l.c | 8 ++++++--
> 1 file changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/pinctrl/renesas/pinctrl-rzg2l.c b/drivers/pinctrl/renesas/pinctrl-rzg2l.c
> index 632180570b70..3ef20f2fa88e 100644
> --- a/drivers/pinctrl/renesas/pinctrl-rzg2l.c
> +++ b/drivers/pinctrl/renesas/pinctrl-rzg2l.c
> @@ -1261,7 +1261,9 @@ static int rzg2l_pinctrl_pinconf_get(struct pinctrl_dev *pctldev,
> break;
>
> case PIN_CONFIG_OUTPUT_ENABLE:
> - if (!pctrl->data->oen_read || !(cfg & PIN_CFG_OEN))
> + if (!(cfg & PIN_CFG_OEN))
> + return -EINVAL;
> + if (!pctrl->data->oen_read)
> return -EOPNOTSUPP;
> arg = pctrl->data->oen_read(pctrl, _pin);
> if (!arg)
> @@ -1402,7 +1404,9 @@ static int rzg2l_pinctrl_pinconf_set(struct pinctrl_dev *pctldev,
>
> case PIN_CONFIG_OUTPUT_ENABLE:
> arg = pinconf_to_config_argument(_configs[i]);
> - if (!pctrl->data->oen_write || !(cfg & PIN_CFG_OEN))
> + if (!(cfg & PIN_CFG_OEN))
> + return -EINVAL;
> + if (!pctrl->data->oen_write)
> return -EOPNOTSUPP;
> ret = pctrl->data->oen_write(pctrl, _pin, !!arg);
> if (ret)
