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FMC ADC 100M 14b 4cha - Software
Commit bb1017c3 authored by Federico Vaga's avatar Federico Vaga
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TEMP dma debugging 

Signed-off-by: Federico Vaga's avatarFederico Vaga <federico.vaga@cern.ch>
parent 43aa735f
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Showing with 8 additions and 4 deletions
kernel/fa-irq.c
View file @ bb1017c3
......@@ -81,7 +81,7 @@ int zfad_dma_start(struct zio_cset *cset)
zfad_block[0].dev_mem_off = dev_mem_off;
}
dev_dbg(&fa->fmc->dev, "Start DMA transfer\n");
dev_info(&fa->fmc->dev, "Start DMA transfer\n");
err = fa->carrier_op->dma_start(cset);
if (err)
return err;
......@@ -218,7 +218,7 @@ void zfat_irq_acq_end(struct zio_cset *cset)
{
struct fa_dev *fa = cset->zdev->priv_d;
dev_dbg(&fa->fmc->dev, "Acquisition done\n");
dev_info(&fa->fmc->dev, "Acquisition done\n");
/*
* because the driver doesn't listen anymore trig-event
* we agreed that the HW will provide a dedicated register
......
kernel/fa-spec-dma.c
View file @ bb1017c3
......@@ -47,8 +47,10 @@ static int gncore_dma_fill(struct zio_dma_sg *zsg)
} else {
/* more transfers */
/* uint64_t so it works on 32 and 64 bit */
tmp = zsg->zsgt->dma_page_desc_pool;
tmp += (zsg->zsgt->page_desc_size * (zsg->page_idx + 1));
tmp = zsg->zsgt->page_desc_pool_dma_next;
//tmp = zsg->zsgt->dma_page_desc_pool;
//tmp += (zsg->zsgt->page_desc_size * (zsg->page_idx + 1));
item->next_addr_l = ((uint64_t)tmp) & 0xFFFFFFFF;
item->next_addr_h = ((uint64_t)tmp) >> 32;
item->attribute = 0x1; /* more items */
......@@ -122,9 +124,11 @@ int fa_spec_dma_start(struct zio_cset *cset)
if (err)
goto out_map_sg;
dev_dbg(&fa->fmc->dev, "Starting DMA\n");
/* Start DMA transfer */
fa_writel(fa, spec_data->fa_dma_base,
&fa_spec_regs[ZFA_DMA_CTL_START], 1);
dev_dbg(&fa->fmc->dev, "Started DMA\n");
return 0;
out_map_sg:
......
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