Hi Claudiu,
On 2/3/2024 9:08 PM, claudiu beznea wrote:
<...>
queue->tx_skb = NULL;
@@ -2568,6 +2574,16 @@ static int macb_alloc_consistent(struct macb *bp)
if (bp->macbgem_ops.mog_alloc_rx_buffers(bp))
goto out_err;
+ /* Required for tie off descriptor for PM cases */
+ if (!(bp->caps & MACB_CAPS_QUEUE_DISABLE)) {
+ bp->rx_ring_tieoff = dma_alloc_coherent(&bp->pdev->dev,
+ macb_dma_desc_get_size(bp),
+ &bp->rx_ring_tieoff_dma,
+ GFP_KERNEL);
+ if (!bp->rx_ring_tieoff)
+ goto out_err;
You also need to free the previously allocated rx buffers.
Are you referring to (bp->macbgem_ops.mog_alloc_rx_buffers(bp)) allocation ?
It was freed in macb_free_consistent():
...
bp->macbgem_ops.mog_free_rx_buffers(bp);
...
Please let me know if you are referring to different buffers.
+ }
+
return 0;
--
🙏 vineeth
