linux-kernel - Re: [PATCH] mmc: sdhci-acpi: For amd device set driver type as MMC_SET_DRIVER_TYPE

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Message-ID: <CAPDyKFrV9vn1jFEzCWZ-5aDHSyTz9+m9MM_CWLp9iA86YCGTwg@mail.gmail.com>
Date:   Mon, 6 Jul 2020 16:49:11 +0200
From:   Ulf Hansson <ulf.hansson@...aro.org>
To:     Akshu Agrawal <akshu.agrawal@....com>
Cc:     rrangel@...gle.com,
        "Shah, Nehal-bakulchandra" <nehal-bakulchandra.shah@....com>,
        Adrian Hunter <adrian.hunter@...el.com>,
        "linux-mmc@...r.kernel.org" <linux-mmc@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] mmc: sdhci-acpi: For amd device set driver type as MMC_SET_DRIVER_TYPE_A

On Tue, 23 Jun 2020 at 15:34, Akshu Agrawal <akshu.agrawal@....com> wrote:
>
> HS400/HS200/eMMC HS doesn't have Preset Value register.
> Hence, sdhci_set_ios function overrides the value set by fmw to
> SDHCI_CTRL_DRV_TYPE_B.
> This patch sets drv_type to MMC_SET_DRIVER_TYPE_A
> so that host_control2 register gets updated with the required
> strength value.
>
> Signed-off-by: Akshu Agrawal <akshu.agrawal@....com>

Applied for next, thanks!

Kind regards
Uffe


> ---
>  drivers/mmc/host/sdhci-acpi.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/mmc/host/sdhci-acpi.c b/drivers/mmc/host/sdhci-acpi.c
> index d8b76cb8698a..48ecbd0b180d 100644
> --- a/drivers/mmc/host/sdhci-acpi.c
> +++ b/drivers/mmc/host/sdhci-acpi.c
> @@ -542,6 +542,7 @@ static int amd_select_drive_strength(struct mmc_card *card,
>                                      unsigned int max_dtr, int host_drv,
>                                      int card_drv, int *drv_type)
>  {
> +       *drv_type = MMC_SET_DRIVER_TYPE_A;
>         return MMC_SET_DRIVER_TYPE_A;
>  }
>
> --
> 2.20.1
>