Re: [PATCH 2/4] mmc: sdhci-acpi: Tidy Intel slot probe functions into one

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On 19 October 2017 at 12:41, Adrian Hunter <adrian.hunter@xxxxxxxxx> wrote:
> Tidy Intel slot probe functions into one. A single function can be used
> because the logic uses hid / uid as necessary to identify devices anyway.
> This gets rid of some pointless comments and checks for variables that
> cannot possibly be NULL, as well as giving the function a name that
> identifies it as specific to Intel controllers.
>
> Signed-off-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>


Thanks, applied for next!

Kind regards
Uffe

> ---
>  drivers/mmc/host/sdhci-acpi.c | 48 ++++++-------------------------------------
>  1 file changed, 6 insertions(+), 42 deletions(-)
>
> diff --git a/drivers/mmc/host/sdhci-acpi.c b/drivers/mmc/host/sdhci-acpi.c
> index e4b7fac5efb2..640be5b618fc 100644
> --- a/drivers/mmc/host/sdhci-acpi.c
> +++ b/drivers/mmc/host/sdhci-acpi.c
> @@ -269,53 +269,17 @@ static int bxt_get_cd(struct mmc_host *mmc)
>         return ret;
>  }
>
> -static int sdhci_acpi_emmc_probe_slot(struct platform_device *pdev,
> -                                     const char *hid, const char *uid)
> +static int intel_probe_slot(struct platform_device *pdev, const char *hid,
> +                           const char *uid)
>  {
>         struct sdhci_acpi_host *c = platform_get_drvdata(pdev);
> -       struct sdhci_host *host;
> -
> -       if (!c || !c->host)
> -               return 0;
> -
> -       host = c->host;
> -
> -       /* Platform specific code during emmc probe slot goes here */
> +       struct sdhci_host *host = c->host;
>
>         if (hid && uid && !strcmp(hid, "80860F14") && !strcmp(uid, "1") &&
>             sdhci_readl(host, SDHCI_CAPABILITIES) == 0x446cc8b2 &&
>             sdhci_readl(host, SDHCI_CAPABILITIES_1) == 0x00000807)
>                 host->timeout_clk = 1000; /* 1000 kHz i.e. 1 MHz */
>
> -       return 0;
> -}
> -
> -static int sdhci_acpi_sdio_probe_slot(struct platform_device *pdev,
> -                                     const char *hid, const char *uid)
> -{
> -       struct sdhci_acpi_host *c = platform_get_drvdata(pdev);
> -
> -       if (!c || !c->host)
> -               return 0;
> -
> -       /* Platform specific code during sdio probe slot goes here */
> -
> -       return 0;
> -}
> -
> -static int sdhci_acpi_sd_probe_slot(struct platform_device *pdev,
> -                                   const char *hid, const char *uid)
> -{
> -       struct sdhci_acpi_host *c = platform_get_drvdata(pdev);
> -       struct sdhci_host *host;
> -
> -       if (!c || !c->host || !c->slot)
> -               return 0;
> -
> -       host = c->host;
> -
> -       /* Platform specific code during sd probe slot goes here */
> -
>         if (hid && !strcmp(hid, "80865ACA"))
>                 host->mmc_host_ops.get_cd = bxt_get_cd;
>
> @@ -332,7 +296,7 @@ static int sdhci_acpi_sd_probe_slot(struct platform_device *pdev,
>         .quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN |
>                    SDHCI_QUIRK2_STOP_WITH_TC |
>                    SDHCI_QUIRK2_CAPS_BIT63_FOR_HS400,
> -       .probe_slot     = sdhci_acpi_emmc_probe_slot,
> +       .probe_slot     = intel_probe_slot,
>  };
>
>  static const struct sdhci_acpi_slot sdhci_acpi_slot_int_sdio = {
> @@ -343,7 +307,7 @@ static int sdhci_acpi_sd_probe_slot(struct platform_device *pdev,
>                    MMC_CAP_WAIT_WHILE_BUSY,
>         .flags   = SDHCI_ACPI_RUNTIME_PM,
>         .pm_caps = MMC_PM_KEEP_POWER,
> -       .probe_slot     = sdhci_acpi_sdio_probe_slot,
> +       .probe_slot     = intel_probe_slot,
>  };
>
>  static const struct sdhci_acpi_slot sdhci_acpi_slot_int_sd = {
> @@ -353,7 +317,7 @@ static int sdhci_acpi_sd_probe_slot(struct platform_device *pdev,
>         .quirks2 = SDHCI_QUIRK2_CARD_ON_NEEDS_BUS_ON |
>                    SDHCI_QUIRK2_STOP_WITH_TC,
>         .caps    = MMC_CAP_WAIT_WHILE_BUSY | MMC_CAP_AGGRESSIVE_PM,
> -       .probe_slot     = sdhci_acpi_sd_probe_slot,
> +       .probe_slot     = intel_probe_slot,
>  };
>
>  static const struct sdhci_acpi_slot sdhci_acpi_slot_qcom_sd_3v = {
> --
> 1.9.1
>
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