Re: [PATCH net-next v2 2/3] net: dpaa2-mac: retrieve MAC statistics in one firmware command
From: Jakub Kicinski <kuba@kernel.org>
Date: 2026-03-17 03:41:54
Also in:
linux-kselftest, lkml
On Thu, 12 Mar 2026 16:22:48 +0200 Ioana Ciornei wrote:
+ stats->values_dma_mem = kcalloc(num_stats, sizeof(u64), GFP_KERNEL); + if (!stats->values_dma_mem) + goto err_alloc_values; + + cnt_idx = stats->idx_dma_mem; + for (size_t i = 0; i < num_stats; i++) + *cnt_idx++ = cpu_to_le32((u32)(counters[i].id)); + + stats->idx_iova = dma_map_single(dev, stats->idx_dma_mem, + num_stats * sizeof(u32), + DMA_TO_DEVICE); + if (dma_mapping_error(dev, stats->idx_iova))
dma_alloc_noncoherent(), maybe ?