linux-kernel - Re: [patch 5/8] SDHCI: Samsung SDHCI (HSMMC) driver

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Date:	Sun, 21 Dec 2008 14:32:29 +0100
From:	Pierre Ossman <drzeus@...eus.cx>
To:	Ben Dooks <ben-linux@...ff.org>
Cc:	sdhci-devel@...t.drzeus.cx, linux-kernel@...r.kernel.org,
	Ben Dooks <ben-linux@...ff.org>
Subject: Re: [patch 5/8] SDHCI: Samsung SDHCI (HSMMC) driver

On Tue, 02 Dec 2008 15:40:23 +0000
Ben Dooks <ben-linux@...ff.org> wrote:

> Index: linux.git/drivers/mmc/host/Kconfig
> ===================================================================
> --- linux.git.orig/drivers/mmc/host/Kconfig	2008-12-01 23:18:20.000000000 +0000
> +++ linux.git/drivers/mmc/host/Kconfig	2008-12-01 23:25:18.000000000 +0000
> @@ -48,6 +48,18 @@ config MMC_SDHCI_PCI
>  
>  	  If unsure, say N.
>  
> +config MMC_SDHCI_S3C
> +	tristate "SDHCI support on Samsung S3C SoC"
> +	depends on MMC_SDHCI && (PLAT_S3C24XX || PLAT_S3C64XX)
> +	help
> +	  This selects the Secure Digital Host Controller Interface (SDHCI)
> +	  often referrered to as the HSMMC block in some of the Samsung S3C
> +	  range of SoC.
> +
> +	  If you have a controller with this interface, say Y or M here.
> +
> +	  If unsure, say N.
> +
>  config MMC_RICOH_MMC
>  	tristate "Ricoh MMC Controller Disabler  (EXPERIMENTAL)"
>  	depends on MMC_SDHCI_PCI

You should probably put it under MMC_RICOH_MMC as that will become a
subentry under MMC_SDHCI_PCI.

> +static void sdhci_s3c_set_ios(struct sdhci_host *host,
> +			      struct mmc_ios *ios)
> +{
> +	struct sdhci_s3c *ourhost = to_s3c(host);
> +	struct s3c_sdhci_platdata *pdata = ourhost->pdata;
> +
> +	if (pdata->cfg_card)
> +		pdata->cfg_card(ourhost->pdev, host->ioaddr, ios);
> +}

I'm still waiting for a proper reason to allow this hook. Since you've
added this, I assume you have at least one implementation of cfg_card.
Care to include that so that I can see what it is you're trying to do?

-- 
     -- Pierre Ossman

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