On Fri, 18 Sep 2020 at 23:54, Wolfram Sang
<wsa+renesas@xxxxxxxxxxxxxxxxxxxx> wrote:
>
> Add documentation for mmc_hw_reset to make sure the intended use case is
> clear.
>
> Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
Applied for next, thanks!
Kind regards
Uffe
> ---
>
> Changes since v1:
> * make clear it is a full reset
> * don't say "remote card"
>
> drivers/mmc/core/core.c | 10 ++++++++++
> 1 file changed, 10 insertions(+)
>
> diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
> index 8ccae6452b9c..d42037f0f10d 100644
> --- a/drivers/mmc/core/core.c
> +++ b/drivers/mmc/core/core.c
> @@ -2063,6 +2063,16 @@ static void mmc_hw_reset_for_init(struct mmc_host *host)
> host->ops->hw_reset(host);
> }
>
> +/**
> + * mmc_hw_reset - reset the card in hardware
> + * @host: MMC host to which the card is attached
> + *
> + * Hard reset the card. This function is only for upper layers, like the
> + * block layer or card drivers. You cannot use it in host drivers (struct
> + * mmc_card might be gone then).
> + *
> + * Return: 0 on success, -errno on failure
> + */
> int mmc_hw_reset(struct mmc_host *host)
> {
> int ret;
> --
> 2.28.0
>
