[PATCH] UBUNTU: SAUCE: mmc: Enable MMC card reader for RICOH [1180:e823]

[Tim Gardner]

On 05/31/2011 01:11 PM, Manoj Iyer wrote:
> The patch adds a quirk to disable the MMC card reader in
> hardware and enable reading MMC cards using standard SD
> interfaces.
>
> This patch is upstream, it is Q'ed for 3.0 with stable@ tag.
> Please refer https://lkml.org/lkml/2011/5/26/243
>
> BugLink: http://bugs.launchpad.net/bugs/790754
>
> Signed-off-by: Manoj Iyer<manoj.iyer at canonical.com>
> ---
>   drivers/pci/quirks.c    |    2 ++
>   include/linux/pci_ids.h |    1 +
>   2 files changed, 3 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
> index 9cd7000..7768cad 100644
> --- a/drivers/pci/quirks.c
> +++ b/drivers/pci/quirks.c
> @@ -2721,6 +2721,8 @@ static void ricoh_mmc_fixup_r5c832(struct pci_dev *dev)
>   }
>   DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_R5C832, ricoh_mmc_fixup_r5c832);
>   DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_R5C832, ricoh_mmc_fixup_r5c832);
> +DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_R5CE823, ricoh_mmc_fixup_r5c832);
> +DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_R5CE823, ricoh_mmc_fixup_r5c832);
>   #endif /*CONFIG_MMC_RICOH_MMC*/
>
>   #if defined(CONFIG_DMAR) || defined(CONFIG_INTR_REMAP)
> diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
> index f1cbd85..7202ee1 100644
> --- a/include/linux/pci_ids.h
> +++ b/include/linux/pci_ids.h
> @@ -1524,6 +1524,7 @@
>   #define PCI_DEVICE_ID_RICOH_RL5C476	0x0476
>   #define PCI_DEVICE_ID_RICOH_RL5C478	0x0478
>   #define PCI_DEVICE_ID_RICOH_R5C822	0x0822
> +#define PCI_DEVICE_ID_RICOH_R5CE823	0xe823
>   #define PCI_DEVICE_ID_RICOH_R5C832	0x0832
>   #define PCI_DEVICE_ID_RICOH_R5C843	0x0843
>

As this is a relatively simple patch, and is restricted to a specific 
piece of hardware, I've applied it to Maverick, Natty, and Oneiric (with 
minor commit log edits).

Please continue to pursue upstream inclusion.

rtg
-- 
Tim Gardner tim.gardner at canonical.com