2012/9/25 Girish K S <girish.shivananja...@linaro.org>:
> On 25 September 2012 19:38, Kevin Liu <keyuan....@gmail.com> wrote:
>> From: Kevin Liu <kl...@marvell.com>
>>
>> Commands without data transfer like cmd5/cmd7 will use previous
>> transfer mode setting, which may lead to error since some bits
>> may have been set unexpectedly.
>> For example, cmd5 following cmd18/cmd25 will have timeout error
>> since audo cmd23 has been enabled.
>>
>> Signed-off-by: Jialing Fu <j...@marvell.com>
>> Signed-off-by: Tim Wang <wan...@marvell.com>
>> Signed-off-by: Kevin Liu <kl...@marvell.com>
>> ---
>> drivers/mmc/host/sdhci.c | 22 ++++++++++++++--------
>> 1 files changed, 14 insertions(+), 8 deletions(-)
>>
>> diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
>> index 0e15c79..2f844e5 100644
>> --- a/drivers/mmc/host/sdhci.c
>> +++ b/drivers/mmc/host/sdhci.c
>> @@ -886,8 +886,21 @@ static void sdhci_set_transfer_mode(struct sdhci_host
>> *host,
>> u16 mode;
>> struct mmc_data *data = cmd->data;
>>
>> - if (data == NULL)
>> + if (data == NULL) {
> Even though its kept as it is in the prev code. avoid explicit check
> for NULL. can use !data which is commonly used
Ok, I will update the patch.
Thanks
Kevin
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