linux-kernel - Re: [PATCH] mmc: dw_mmc: Add the function call for board-specific initialization.

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Date:	Thu, 30 Jun 2011 09:04:30 +0100
From:	James Hogan <james@...anarts.com>
To:	Jaehoon Chung <jh80.chung@...sung.com>
Cc:	Seungwon Jeon <tgih.jun@...sung.com>, linux-mmc@...r.kernel.org,
	cjb@...top.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mmc: dw_mmc: Add the function call for board-specific initialization.

On 30 June 2011 07:33, Jaehoon Chung <jh80.chung@...sung.com> wrote:
> Hi Mr.Jeon
>
> This patch is the compiler error.
>
> didn't find host->card_work..
>
> do you want this
> queue_work(dw_mci_card_workqueue, &slot->host->card_work); ?

I think the patch is based on mmc-next, which has the following commit:
35ba9d8 mmc: dw_mmc: convert card tasklet to workqueue

Cheers
James

>
>
> Regards,
> Jaehoon Chung
>
>
> Seungwon Jeon wrote:
>> Need to call init() function of dw_mci_board.
>> It seems to be omitted to call this function.
>>
>> Signed-off-by: Seungwon Jeon <tgih.jun@...sung.com>
>> ---
>>  drivers/mmc/host/dw_mmc.c |   11 +++++++++++
>>  1 files changed, 11 insertions(+), 0 deletions(-)
>>
>> diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
>> index a524416..073c420 100644
>> --- a/drivers/mmc/host/dw_mmc.c
>> +++ b/drivers/mmc/host/dw_mmc.c
>> @@ -1585,6 +1585,15 @@ static void dw_mci_work_routine_card(struct work_struct *work)
>>       }
>>  }
>>
>> +static irqreturn_t dw_mci_detect_interrupt(int irq, void *dev_id)
>> +{
>> +     struct dw_mci_slot *slot = dev_id;
>> +
>> +     queue_work(dw_mci_card_workqueue, &host->card_work);
>> +
>> +     return IRQ_HANDLED;
>> +}
>> +
>>  static int __init dw_mci_init_slot(struct dw_mci *host, unsigned int id)
>>  {
>>       struct mmc_host *mmc;
>> @@ -1657,6 +1666,8 @@ static int __init dw_mci_init_slot(struct dw_mci *host, unsigned int id)
>>       } else
>>               regulator_enable(host->vmmc);
>>
>> +     host->pdata->init(id, dw_mci_detect_interrupt, host);
>> +
>>       if (dw_mci_get_cd(mmc))
>>               set_bit(DW_MMC_CARD_PRESENT, &slot->flags);
>>       else
>> --
>> 1.7.0.4
>>
>> --
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>
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-- 
James Hogan
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