2012/12/14 Johan Rudholm <jrudholm@xxxxxxxxx>:
> Hi Kevin,
>
> 2012/12/14 Kevin Liu <kliu5@xxxxxxxxxxx>:
>> The protocal related code is moved to core stack. So update the host
>> driver accordingly.
>>
>> Signed-off-by: Kevin Liu <kliu5@xxxxxxxxxxx>
>> ---
>> drivers/mmc/host/sdhci.c | 188 +++++++++++++++++++---------------------------
>> 1 files changed, 77 insertions(+), 111 deletions(-)
>>
>> diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
>> index 6f0bfc0..d19b2aa 100644
>> --- a/drivers/mmc/host/sdhci.c
>> +++ b/drivers/mmc/host/sdhci.c
>
> ...
>
>> +static int sdhci_card_busy(struct mmc_host *mmc)
>> +{
>> + struct sdhci_host *host = mmc_priv(mmc);
>> + u32 present_state;
>> +
>> + /* Check whether DAT[3:0] is 0000 */
>> + present_state = sdhci_readl(host, SDHCI_PRESENT_STATE);
>> +
>> + return !(present_state & SDHCI_DATA_LVL_MASK);
>> +}
>> +
>
> I'm not that familiar with SDHCI, but don't you need some calls to
> sdhci_runtime_pm_get / put here?
>
Oh, yes. I will add this.
Thanks
Kevin
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