openwrtv4/target/linux/mediatek/patches-4.14/0126-usb-xhci-mtk-use-dma_set_mask_and_coherent-in-probe-.patch
John Crispin 050da2107a mediatek: backport upstream mediatek patches
Signed-off-by: John Crispin <john@phrozen.org>
2018-05-24 22:11:55 +02:00

40 lines
1.3 KiB
Diff

From 9f617ce19c5dab429a539d411204ae220b5b8cd6 Mon Sep 17 00:00:00 2001
From: Chunfeng Yun <chunfeng.yun@mediatek.com>
Date: Fri, 13 Oct 2017 16:26:33 +0800
Subject: [PATCH 126/224] usb: xhci-mtk: use dma_set_mask_and_coherent() in
probe function
This patch uses the simpler dma_set_mask_and_coherent() instead of
doing these as separate steps
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Acked-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/usb/host/xhci-mtk.c | 7 +------
1 file changed, 1 insertion(+), 6 deletions(-)
diff --git a/drivers/usb/host/xhci-mtk.c b/drivers/usb/host/xhci-mtk.c
index 8fb60657ed4f..c197a6d9e157 100644
--- a/drivers/usb/host/xhci-mtk.c
+++ b/drivers/usb/host/xhci-mtk.c
@@ -606,15 +606,10 @@ static int xhci_mtk_probe(struct platform_device *pdev)
}
/* Initialize dma_mask and coherent_dma_mask to 32-bits */
- ret = dma_set_coherent_mask(dev, DMA_BIT_MASK(32));
+ ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(32));
if (ret)
goto disable_clk;
- if (!dev->dma_mask)
- dev->dma_mask = &dev->coherent_dma_mask;
- else
- dma_set_mask(dev, DMA_BIT_MASK(32));
-
hcd = usb_create_hcd(driver, dev, dev_name(dev));
if (!hcd) {
ret = -ENOMEM;
--
2.11.0