[PATCH 22/28] sgiseeq: convert from dma_cache_sync to dma_sync_single_for_device
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
- To: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx>, Thomas Bogendoerfer <tsbogend@xxxxxxxxxxxxxxxx>, "James E.J. Bottomley" <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx>, Joonyoung Shim <jy0922.shim@xxxxxxxxxxx>, Seung-Woo Kim <sw0312.kim@xxxxxxxxxxx>, Kyungmin Park <kyungmin.park@xxxxxxxxxxx>, Ben Skeggs <bskeggs@xxxxxxxxxx>, Pawel Osciak <pawel@xxxxxxxxxx>, Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>, Matt Porter <mporter@xxxxxxxxxxxxxxxxxxx>, iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx
- Subject: [PATCH 22/28] sgiseeq: convert from dma_cache_sync to dma_sync_single_for_device
- From: Christoph Hellwig <hch@xxxxxx>
- Date: Wed, 19 Aug 2020 08:55:49 +0200
- Cc: Tom Lendacky <thomas.lendacky@xxxxxxx>, linux-doc@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-media@xxxxxxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, linux-ia64@xxxxxxxxxxxxxxx, linux-mips@xxxxxxxxxxxxxxx, linux-parisc@xxxxxxxxxxxxxxx, linux-samsung-soc@xxxxxxxxxxxxxxx, nouveau@xxxxxxxxxxxxxxxxxxxxx, netdev@xxxxxxxxxxxxxxx, linux-nvme@xxxxxxxxxxxxxxxxxxx, linux-scsi@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, alsa-devel@xxxxxxxxxxxxxxxx
- In-reply-to: <20200819065555.1802761-1-hch@lst.de>
- References: <20200819065555.1802761-1-hch@lst.de>
Use the proper modern API to transfer cache ownership for incoherent DMA.
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
drivers/net/ethernet/seeq/sgiseeq.c | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/drivers/net/ethernet/seeq/sgiseeq.c b/drivers/net/ethernet/seeq/sgiseeq.c
index 39599bbb5d45b6..f91dae16d69a19 100644
--- a/drivers/net/ethernet/seeq/sgiseeq.c
+++ b/drivers/net/ethernet/seeq/sgiseeq.c
@@ -112,14 +112,18 @@ struct sgiseeq_private {
static inline void dma_sync_desc_cpu(struct net_device *dev, void *addr)
{
- dma_cache_sync(dev->dev.parent, addr, sizeof(struct sgiseeq_rx_desc),
- DMA_FROM_DEVICE);
+ struct sgiseeq_private *sp = netdev_priv(dev);
+
+ dma_sync_single_for_cpu(dev->dev.parent, VIRT_TO_DMA(sp, addr),
+ sizeof(struct sgiseeq_rx_desc), DMA_BIDIRECTIONAL);
}
static inline void dma_sync_desc_dev(struct net_device *dev, void *addr)
{
- dma_cache_sync(dev->dev.parent, addr, sizeof(struct sgiseeq_rx_desc),
- DMA_TO_DEVICE);
+ struct sgiseeq_private *sp = netdev_priv(dev);
+
+ dma_sync_single_for_device(dev->dev.parent, VIRT_TO_DMA(sp, addr),
+ sizeof(struct sgiseeq_rx_desc), DMA_BIDIRECTIONAL);
}
static inline void hpc3_eth_reset(struct hpc3_ethregs *hregs)
--
2.28.0
[Index of Archives]
[Linux Kernel]
[Sparc Linux]
[DCCP]
[Linux ARM]
[Yosemite News]
[Linux SCSI]
[Linux x86_64]
[Linux for Ham Radio]