From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tom Lendacky Subject: [PATCH net-next] amd-xgbe: Let OS arch support adjust DMA mask as needed Date: Tue, 20 Jan 2015 14:47:55 -0600 Message-ID: <20150120204755.23431.37523.stgit@tlendack-t1.amdoffice.net> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Cc: David Miller To: netdev@vger.kernel.org Return-path: Received: from [165.204.77.2] ([165.204.77.2]:50712 "EHLO tlendack-t1.amdoffice.net" rhost-flags-FAIL-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1751630AbbATUr4 (ORCPT ); Tue, 20 Jan 2015 15:47:56 -0500 Sender: netdev-owner@vger.kernel.org List-ID: Set the DMA mask to 64-bit and let the underlying arch support adjust it as appropriate based on device tree DMA ranges, etc. Signed-off-by: Tom Lendacky --- drivers/net/ethernet/amd/xgbe/xgbe-main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-main.c b/drivers/net/ethernet/amd/xgbe/xgbe-main.c index 32dd651..080c3a8 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-main.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-main.c @@ -377,7 +377,7 @@ static int xgbe_probe(struct platform_device *pdev) /* Set the DMA mask */ if (!dev->dma_mask) dev->dma_mask = &dev->coherent_dma_mask; - ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(40)); + ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(64)); if (ret) { dev_err(dev, "dma_set_mask_and_coherent failed\n"); goto err_io;