On 03/13/2014 03:03 PM, Shevchenko, Andriy wrote:
> On Thu, 2014-03-13 at 11:18 +0200, Peter Ujfalusi wrote:
>> In case of not supported direction it is better to print the direction also.
>> It is unlikely, but in such an event it helps with the debugging.
>>
>> Signed-off-by: Peter Ujfalusi <peter.ujfalusi@xxxxxx>
>> ---
>> drivers/dma/edma.c | 4 ++--
>> 1 file changed, 2 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c
>> index 47abaac7eb18..69dd4e3de67e 100644
>> --- a/drivers/dma/edma.c
>> +++ b/drivers/dma/edma.c
>> @@ -426,7 +426,7 @@ static struct dma_async_tx_descriptor *edma_prep_slave_sg(
>> dev_width = echan->cfg.dst_addr_width;
>> burst = echan->cfg.dst_maxburst;
>> } else {
>> - dev_err(dev, "%s: bad direction?\n", __func__);
>> + dev_err(dev, "%s: bad direction: %d\n", __func__, direction);
>
> Is it possible to have direction less than zero? Maybe %u?
It is 'enum dma_transfer_direction direction'. %d should be fine.
>
>> return NULL;
>> }
>>
>> @@ -519,7 +519,7 @@ static struct dma_async_tx_descriptor *edma_prep_dma_cyclic(
>> dev_width = echan->cfg.dst_addr_width;
>> burst = echan->cfg.dst_maxburst;
>> } else {
>> - dev_err(dev, "%s: bad direction?\n", __func__);
>> + dev_err(dev, "%s: bad direction: %d\n", __func__, direction);
>
> Ditto.
>
>> return NULL;
>> }
>>
>
>
--
Péter
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