Hello.
On 22-03-2011 13:06, Sriramakrishnan wrote:
With recent changes to the driver(switch to new cpdma layer),
the support for buffer descriptor address translation logic
is broken. This affects platforms where the physical address of
the descriptors as seen by the DMA engine is different from the
physical address.
Original Patch adding translation logic support:
Commit: ad021ae8862209864dc8ebd3b7d3a55ce84b9ea2
Signed-off-by: Sriramakrishnan <s...@ti.com>
AFAIK, full name is required for signoff.
[...]
diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c
index 082d6ea..df850fc 100644
--- a/drivers/net/davinci_emac.c
+++ b/drivers/net/davinci_emac.c
@@ -1854,10 +1854,13 @@ static int __devinit davinci_emac_probe(struct
platform_device *pdev)
dma_params.rxcp = priv->emac_base + 0x660;
dma_params.num_chan = EMAC_MAX_TXRX_CHANNELS;
dma_params.min_packet_size = EMAC_DEF_MIN_ETHPKTSIZE;
- dma_params.desc_mem_phys = hw_ram_addr;
+ dma_params.desc_hw_addr = hw_ram_addr;
dma_params.desc_mem_size = pdata->ctrl_ram_size;
dma_params.desc_align = 16;
+ dma_params.desc_mem_phys = (pdata->no_bd_ram) ? 0 :
Parens not needed here.
+ ((u32 __force)res->start + pdata->ctrl_ram_offset);
Here either not necessary.
WBR, Sergei
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