mirror
/
cariboulabs-cariboulite
kopia lustrzana https://github.com/cariboulabs/cariboulite
1
0
Forkuj 0
Kod Zgłoszenia Projekty Wydania Wiki Aktywność

more logs

pull/188/head
matteoserva 2024-02-15 12:56:44 +01:00
rodzic 476025e894
commit 0f7ea11967
1 zmienionych plików z 10 dodań i 7 usunięć
Pokaż statystyki Ściągnij plik aktualizacji Ściągnij plik porównania Expand all files Collapse all files

17
driver/smi_stream_dev.c
Wyświetl plik

@ -641,7 +641,7 @@ int reader_thread_stream_function(void *pv)
uint32_t dma_buffer_idx_rd = 0;
unsigned int errors = 0;
int ret;
int counter_missed = 0;
ktime_t start;
@ -707,8 +707,9 @@ int reader_thread_stream_function(void *pv)
//smi_refresh_dma_command(smi_inst, DMA_BOUNCE_BUFFER_SIZE);
if(!(dma_buffer_idx_rd % 100 ))
printk("init programmed read %u %u\n",dma_buffer_idx_wr ,dma_buffer_idx_rd);
{
dev_info(inst->dev,"init programmed read. missed: %u, sema %u",counter_missed,smi_inst->bounce.callback_sem.count);
}
// wait for completion
inst->reader_waiting_sema = true;
@ -723,10 +724,8 @@ int reader_thread_stream_function(void *pv)
current_dma_user = (current_dma_user + 1) % DMA_BOUNCE_BUFFER_COUNT;
dma_buffer_idx_rd++;
buffer_pos = (uint8_t*) smi_inst->bounce.buffer[0];
if(dma_buffer_idx_rd % 4)
{
buffer_pos = &buffer_pos[ (DMA_BOUNCE_BUFFER_SIZE/4) * (dma_buffer_idx_rd % 4)];
}
buffer_pos = &buffer_pos[ (DMA_BOUNCE_BUFFER_SIZE/4) * (dma_buffer_idx_rd % 4)];
//if (!mutex_lock_interruptible(&inst->read_lock))
{
@ -734,6 +733,10 @@ int reader_thread_stream_function(void *pv)
{
kfifo_in(&inst->rx_fifo, buffer_pos, DMA_BOUNCE_BUFFER_SIZE/4);
}
else
{
counter_missed++;
}
//mutex_unlock(&inst->read_lock);
// for the polling mechanism