From: Stefano Stabellini <sstabellini@kernel.org>
To: jgross@suse.com, boris.ostrovsky@oracle.com, konrad.wilk@oracle.com
Cc: xen-devel@lists.xenproject.org, sstabellini@kernel.org,
linux-kernel@vger.kernel.org,
Stefano Stabellini <stefano.stabellini@xilinx.com>
Subject: [PATCH 07/10] swiotlb-xen: add struct device* parameter to is_xen_swiotlb_buffer
Date: Wed, 20 May 2020 16:45:17 -0700 [thread overview]
Message-ID: <20200520234520.22563-7-sstabellini@kernel.org> (raw)
In-Reply-To: <alpine.DEB.2.21.2005201628330.27502@sstabellini-ThinkPad-T480s>
From: Stefano Stabellini <stefano.stabellini@xilinx.com>
The parameter is unused in this patch.
No functional changes.
Signed-off-by: Stefano Stabellini <stefano.stabellini@xilinx.com>
---
drivers/xen/swiotlb-xen.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c
index ef58f05ae445..c50448fd9b75 100644
--- a/drivers/xen/swiotlb-xen.c
+++ b/drivers/xen/swiotlb-xen.c
@@ -97,7 +97,7 @@ static inline int range_straddles_page_boundary(phys_addr_t p, size_t size)
return 0;
}
-static int is_xen_swiotlb_buffer(dma_addr_t dma_addr)
+static int is_xen_swiotlb_buffer(struct device *dev, dma_addr_t dma_addr)
{
unsigned long bfn = XEN_PFN_DOWN(dma_addr);
unsigned long xen_pfn = bfn_to_local_pfn(bfn);
@@ -428,7 +428,7 @@ static void xen_swiotlb_unmap_page(struct device *hwdev, dma_addr_t dev_addr,
xen_dma_sync_for_cpu(hwdev, dev_addr, paddr, size, dir);
/* NOTE: We use dev_addr here, not paddr! */
- if (is_xen_swiotlb_buffer(dev_addr))
+ if (is_xen_swiotlb_buffer(hwdev, dev_addr))
swiotlb_tbl_unmap_single(hwdev, paddr, size, size, dir, attrs);
}
@@ -441,7 +441,7 @@ xen_swiotlb_sync_single_for_cpu(struct device *dev, dma_addr_t dma_addr,
if (!dev_is_dma_coherent(dev))
xen_dma_sync_for_cpu(dev, dma_addr, paddr, size, dir);
- if (is_xen_swiotlb_buffer(dma_addr))
+ if (is_xen_swiotlb_buffer(dev, dma_addr))
swiotlb_tbl_sync_single(dev, paddr, size, dir, SYNC_FOR_CPU);
}
@@ -451,7 +451,7 @@ xen_swiotlb_sync_single_for_device(struct device *dev, dma_addr_t dma_addr,
{
phys_addr_t paddr = xen_bus_to_phys(dev, dma_addr);
- if (is_xen_swiotlb_buffer(dma_addr))
+ if (is_xen_swiotlb_buffer(dev, dma_addr))
swiotlb_tbl_sync_single(dev, paddr, size, dir, SYNC_FOR_DEVICE);
if (!dev_is_dma_coherent(dev))
--
2.17.1
next prev parent reply other threads:[~2020-05-20 23:45 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-20 23:45 [PATCH 00/10] fix swiotlb-xen for RPi4 Stefano Stabellini
2020-05-20 23:45 ` [PATCH 01/10] swiotlb-xen: use vmalloc_to_page on vmalloc virt addresses Stefano Stabellini
2020-05-21 8:01 ` Julien Grall
2020-05-22 3:54 ` Stefano Stabellini
2020-05-22 18:11 ` Julien Grall
2020-05-22 20:36 ` Stefano Stabellini
2020-05-20 23:45 ` [PATCH 02/10] swiotlb-xen: remove start_dma_addr Stefano Stabellini
2020-05-21 8:05 ` Julien Grall
2020-05-22 3:55 ` Stefano Stabellini
2020-05-22 18:16 ` Julien Grall
2020-05-22 20:47 ` Stefano Stabellini
2020-05-20 23:45 ` [PATCH 03/10] swiotlb-xen: add struct device* parameter to xen_phys_to_bus Stefano Stabellini
2020-05-20 23:45 ` [PATCH 04/10] swiotlb-xen: add struct device* parameter to xen_bus_to_phys Stefano Stabellini
2020-05-20 23:45 ` [PATCH 05/10] swiotlb-xen: add struct device* parameter to xen_dma_sync_for_cpu Stefano Stabellini
2020-05-20 23:45 ` [PATCH 06/10] swiotlb-xen: add struct device* parameter to xen_dma_sync_for_device Stefano Stabellini
2020-05-20 23:45 ` Stefano Stabellini [this message]
2020-05-20 23:45 ` [PATCH 08/10] swiotlb-xen: introduce phys_to_dma/dma_to_phys translations Stefano Stabellini
2020-05-21 8:07 ` Julien Grall
2020-05-21 22:59 ` Boris Ostrovsky
2020-05-22 17:34 ` Stefano Stabellini
2020-05-22 18:29 ` Boris Ostrovsky
2020-05-20 23:45 ` [PATCH 09/10] xen/arm: introduce phys/dma translations in xen_dma_sync_for_* Stefano Stabellini
2020-05-21 8:18 ` Julien Grall
2020-05-21 20:08 ` Stefano Stabellini
2020-05-21 20:17 ` Julien Grall
2020-05-20 23:45 ` [PATCH 10/10] xen/arm: call dma_to_phys on the dma_addr_t parameter of dma_cache_maint Stefano Stabellini
2020-05-21 8:25 ` Julien Grall
2020-05-20 23:51 ` [PATCH 00/10] fix swiotlb-xen for RPi4 Roman Shaposhnik
2020-05-20 23:56 ` Stefano Stabellini
2020-06-02 21:51 ` Stefano Stabellini
2020-06-03 0:15 ` Boris Ostrovsky
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