Hi Edgar,
thank you for the advice, I will squash them in the next version of the
patch series.
Sincerely,
Fea
On Mon, Jun 3, 2024 at 6:21 PM Edgar E. Iglesias <edgar.igles...@gmail.com>
wrote:
> On Mon, Jun 3, 2024 at 7:48 AM Fea.Wang <fea.w...@sifive.com> wrote:
>
>> When calling the loading a description function, it should be noticed
>> that the function may return a failure value. Breaking the loop is one
>> of the possible ways to handle it.
>>
>> Signed-off-by: Fea.Wang <fea.w...@sifive.com>
>>
>
>
> Looks good, a nitpick comment, I would either squash this with patch #1
> or move the change to return of error code in stream_desc_load() to this
> patch.
>
>
>
>
>> ---
>> hw/dma/xilinx_axidma.c | 8 ++++++--
>> 1 file changed, 6 insertions(+), 2 deletions(-)
>>
>> diff --git a/hw/dma/xilinx_axidma.c b/hw/dma/xilinx_axidma.c
>> index 4b475e5484..b8ab5a423d 100644
>> --- a/hw/dma/xilinx_axidma.c
>> +++ b/hw/dma/xilinx_axidma.c
>> @@ -291,7 +291,9 @@ static void stream_process_mem2s(struct Stream *s,
>> StreamSink *tx_data_dev,
>> }
>>
>> while (1) {
>> - stream_desc_load(s, s->regs[R_CURDESC]);
>> + if (MEMTX_OK != stream_desc_load(s, s->regs[R_CURDESC])) {
>> + break;
>> + }
>>
>> if (s->desc.status & SDESC_STATUS_COMPLETE) {
>> s->regs[R_DMASR] |= DMASR_HALTED;
>> @@ -348,7 +350,9 @@ static size_t stream_process_s2mem(struct Stream *s,
>> unsigned char *buf,
>> }
>>
>> while (len) {
>> - stream_desc_load(s, s->regs[R_CURDESC]);
>> + if (MEMTX_OK != stream_desc_load(s, s->regs[R_CURDESC])) {
>> + break;
>> + }
>>
>> if (s->desc.status & SDESC_STATUS_COMPLETE) {
>> s->regs[R_DMASR] |= DMASR_HALTED;
>> --
>> 2.34.1
>>
>>
