Messages in this thread Patch in this message | | | From | Lars Persson <> | Subject | [PATCH net 3/5] dwc_eth_qos: use GFP_KERNEL in dma_alloc_coherent() | Date | Mon, 29 Feb 2016 16:22:32 +0100 |
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From: Rabin Vincent <rabinv@axis.com>
Since we are in non-atomic context here we can pass GFP_KERNEL to dma_alloc_coherent(). This enables use of the CMA.
Signed-off-by: Rabin Vincent <rabinv@axis.com> Signed-off-by: Lars Persson <larper@axis.com> --- drivers/net/ethernet/synopsys/dwc_eth_qos.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/synopsys/dwc_eth_qos.c b/drivers/net/ethernet/synopsys/dwc_eth_qos.c index 53d48c0..3ca2d5c 100644 --- a/drivers/net/ethernet/synopsys/dwc_eth_qos.c +++ b/drivers/net/ethernet/synopsys/dwc_eth_qos.c @@ -1113,7 +1113,7 @@ static int dwceqos_descriptor_init(struct net_local *lp) /* Allocate DMA descriptors */ size = DWCEQOS_RX_DCNT * sizeof(struct dwceqos_dma_desc); lp->rx_descs = dma_alloc_coherent(lp->ndev->dev.parent, size, - &lp->rx_descs_addr, 0); + &lp->rx_descs_addr, GFP_KERNEL); if (!lp->rx_descs) goto err_out; lp->rx_descs_tail_addr = lp->rx_descs_addr + @@ -1121,7 +1121,7 @@ static int dwceqos_descriptor_init(struct net_local *lp) size = DWCEQOS_TX_DCNT * sizeof(struct dwceqos_dma_desc); lp->tx_descs = dma_alloc_coherent(lp->ndev->dev.parent, size, - &lp->tx_descs_addr, 0); + &lp->tx_descs_addr, GFP_KERNEL); if (!lp->tx_descs) goto err_out; lp->tx_descs_tail_addr = lp->tx_descs_addr + -- 2.1.4
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