linux-kernel - Re: [PATCH v2 09/22] mmc: tmio: use mmc_can_gpio_cd() instead of checking TMIO_MMC_USE_GPIO

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Date:   Fri, 12 Jan 2018 15:29:33 +0100
From:   Ulf Hansson <ulf.hansson@...aro.org>
To:     Masahiro Yamada <yamada.masahiro@...ionext.com>
Cc:     "linux-mmc@...r.kernel.org" <linux-mmc@...r.kernel.org>,
        Wolfram Sang <wsa+renesas@...g-engineering.com>,
        Simon Horman <simon.horman@...ronome.com>,
        Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>,
        Linux-Renesas <linux-renesas-soc@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 09/22] mmc: tmio: use mmc_can_gpio_cd() instead of
 checking TMIO_MMC_USE_GPIO_CD

On 24 November 2017 at 17:24, Masahiro Yamada
<yamada.masahiro@...ionext.com> wrote:
> To use a GPIO line for card detection, TMIO_MMC_USE_GPIO_CD is set
> by a legacy board (arch/sh/boards/mach-ecovec24).
>
> For DT platforms, the "cd-gpios" property is a legitimate way for that
> in case the IP-builtin card detection can not be used for some reason.
> mmc_of_parse() calls mmc_gpiod_request_cd() to set up ctx->cd_gpio if
> the "cd-gpios" property is specified.
>
> To cater to both cases, mmc_can_gpio_cd() is a correct way to check
> which card detection logic is used.
>
> Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>

Thanks, applied for next!

For the rest of the series, please re-post those changes.

Kind regards
Uffe

> ---
>
> Changes in v2: None
>
>  drivers/mmc/host/tmio_mmc_core.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/mmc/host/tmio_mmc_core.c b/drivers/mmc/host/tmio_mmc_core.c
> index efffb04..610f26f 100644
> --- a/drivers/mmc/host/tmio_mmc_core.c
> +++ b/drivers/mmc/host/tmio_mmc_core.c
> @@ -1232,7 +1232,7 @@ int tmio_mmc_host_probe(struct tmio_mmc_host *_host,
>         }
>         mmc->max_seg_size = mmc->max_req_size;
>
> -       _host->native_hotplug = !(pdata->flags & TMIO_MMC_USE_GPIO_CD ||
> +       _host->native_hotplug = !(mmc_can_gpio_cd(mmc) ||
>                                   mmc->caps & MMC_CAP_NEEDS_POLL ||
>                                   !mmc_card_is_removable(mmc));
>
> --
> 2.7.4
>