From: Stefano Stabellini <sstabellini@kernel.org> To: jgross@suse.com, boris.ostrovsky@oracle.com, konrad.wilk@oracle.com Cc: sstabellini@kernel.org, xen-devel@lists.xenproject.org, linux-kernel@vger.kernel.org, hch@infradead.org, Stefano Stabellini <stefano.stabellini@xilinx.com> Subject: [PATCH v3 07/11] swiotlb-xen: add struct device * parameter to is_xen_swiotlb_buffer Date: Fri, 10 Jul 2020 15:34:23 -0700 [thread overview] Message-ID: <20200710223427.6897-7-sstabellini@kernel.org> (raw) In-Reply-To: <alpine.DEB.2.21.2007101521290.4124@sstabellini-ThinkPad-T480s> From: Stefano Stabellini <stefano.stabellini@xilinx.com> No functional changes. The parameter is unused in this patch but will be used by next patches. Signed-off-by: Stefano Stabellini <stefano.stabellini@xilinx.com> Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com> Tested-by: Corey Minyard <cminyard@mvista.com> Tested-by: Roman Shaposhnik <roman@zededa.com> --- Changes in v3: - add whitespace in title - improve commit message --- 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 8a3a7bcc5ec0..e2c35f45f91e 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); @@ -431,7 +431,7 @@ 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); } @@ -444,7 +444,7 @@ 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); } @@ -454,7 +454,7 @@ 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
WARNING: multiple messages have this Message-ID (diff)
From: Stefano Stabellini <sstabellini@kernel.org> To: jgross@suse.com, boris.ostrovsky@oracle.com, konrad.wilk@oracle.com Cc: hch@infradead.org, xen-devel@lists.xenproject.org, sstabellini@kernel.org, linux-kernel@vger.kernel.org, Stefano Stabellini <stefano.stabellini@xilinx.com> Subject: [PATCH v3 07/11] swiotlb-xen: add struct device * parameter to is_xen_swiotlb_buffer Date: Fri, 10 Jul 2020 15:34:23 -0700 [thread overview] Message-ID: <20200710223427.6897-7-sstabellini@kernel.org> (raw) In-Reply-To: <alpine.DEB.2.21.2007101521290.4124@sstabellini-ThinkPad-T480s> From: Stefano Stabellini <stefano.stabellini@xilinx.com> No functional changes. The parameter is unused in this patch but will be used by next patches. Signed-off-by: Stefano Stabellini <stefano.stabellini@xilinx.com> Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com> Tested-by: Corey Minyard <cminyard@mvista.com> Tested-by: Roman Shaposhnik <roman@zededa.com> --- Changes in v3: - add whitespace in title - improve commit message --- 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 8a3a7bcc5ec0..e2c35f45f91e 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); @@ -431,7 +431,7 @@ 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); } @@ -444,7 +444,7 @@ 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); } @@ -454,7 +454,7 @@ 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:[~2020-07-10 22:35 UTC|newest] Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-07-10 22:34 [PATCH v3 00/11] fix swiotlb-xen for RPi4 Stefano Stabellini 2020-07-10 22:34 ` Stefano Stabellini 2020-07-10 22:34 ` [PATCH v3 01/11] swiotlb-xen: use vmalloc_to_page on vmalloc virt addresses Stefano Stabellini 2020-07-10 22:34 ` Stefano Stabellini 2020-07-10 22:34 ` [PATCH v3 02/11] swiotlb-xen: remove start_dma_addr Stefano Stabellini 2020-07-10 22:34 ` Stefano Stabellini 2020-07-10 22:34 ` [PATCH v3 03/11] swiotlb-xen: add struct device * parameter to xen_phys_to_bus Stefano Stabellini 2020-07-10 22:34 ` Stefano Stabellini 2020-07-10 22:34 ` [PATCH v3 04/11] swiotlb-xen: add struct device * parameter to xen_bus_to_phys Stefano Stabellini 2020-07-10 22:34 ` Stefano Stabellini 2020-07-10 22:34 ` [PATCH v3 05/11] swiotlb-xen: add struct device * parameter to xen_dma_sync_for_cpu Stefano Stabellini 2020-07-10 22:34 ` Stefano Stabellini 2020-07-10 22:34 ` [PATCH v3 06/11] swiotlb-xen: add struct device * parameter to xen_dma_sync_for_device Stefano Stabellini 2020-07-10 22:34 ` Stefano Stabellini 2020-07-10 22:34 ` Stefano Stabellini [this message] 2020-07-10 22:34 ` [PATCH v3 07/11] swiotlb-xen: add struct device * parameter to is_xen_swiotlb_buffer Stefano Stabellini 2020-07-10 22:34 ` [PATCH v3 08/11] swiotlb-xen: remove XEN_PFN_PHYS Stefano Stabellini 2020-07-10 22:34 ` Stefano Stabellini 2020-08-04 5:33 ` Jürgen Groß 2020-08-04 5:33 ` Jürgen Groß 2020-07-10 22:34 ` [PATCH v3 09/11] swiotlb-xen: introduce phys_to_dma/dma_to_phys translations Stefano Stabellini 2020-07-10 22:34 ` Stefano Stabellini 2020-08-04 5:34 ` Jürgen Groß 2020-08-04 5:34 ` Jürgen Groß 2020-07-10 22:34 ` [PATCH v3 10/11] xen/arm: introduce phys/dma translations in xen_dma_sync_for_* Stefano Stabellini 2020-07-10 22:34 ` Stefano Stabellini 2020-08-04 5:35 ` Jürgen Groß 2020-08-04 5:35 ` Jürgen Groß 2020-07-10 22:34 ` [PATCH v3 11/11] xen/arm: call dma_to_phys on the dma_addr_t parameter of dma_cache_maint Stefano Stabellini 2020-07-10 22:34 ` Stefano Stabellini 2020-08-04 5:56 ` [PATCH v3 00/11] fix swiotlb-xen for RPi4 Jürgen Groß 2020-08-04 5:56 ` Jürgen Groß 2020-08-04 15:52 ` Stefano Stabellini 2020-08-04 15:52 ` Stefano Stabellini
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