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FMC ADC 100M 14b 4cha - Software
Commit 542b4bd0 authored by Federico Vaga's avatar Federico Vaga
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fa-dma.c; use cur_dev_mem to index the block on device 

Signed-off-by: 's avatarFederico Vaga <federico.vaga@gmail.com>
parent 2c8948d5
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Showing with 6 additions and 4 deletions
fa-dma.c
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......@@ -103,17 +103,19 @@ int zfad_map_dma(struct zio_cset *cset)
dev_err(fa->fmc->hwdev, "cannot map dma memory\n");
goto out_map;
}
/* Configure DMA items */
for_each_sg(fa->sgt.sgl, sg, fa->sgt.nents, i) {
dev_dbg(&cset->head.dev, "configure DMA item %d(%p)"
"(addr: 0x%p, len: %d)\n",
i, sg, sg_dma_address(sg), sg_dma_len(sg));
"(addr: 0x%p, len: %d)(dev off: 0x%x)\n",
i, sg, sg_dma_address(sg), sg_dma_len(sg),
fa->cur_dev_mem);
/* Prepare DMA item */
items[i].start_addr = fa->dev_data_mem;
items[i].start_addr = fa->cur_dev_mem;
items[i].dma_addr_l = sg_dma_address(sg) & 0xFFFFFFFF;
items[i].dma_addr_h = sg_dma_address(sg) >> 32;
items[i].dma_len = sg_dma_len(sg);
fa->dev_data_mem += items[i].dma_len;
fa->cur_dev_mem += items[i].dma_len;
if (!sg_is_last(sg)) {/* more transfers */
/* uint64_t so it works on 32 and 64 bit */
tmp = fa->dma_list_item;
......
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