From: Logan Gunthorpe <logang@deltatee.com> To: linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-nvme@lists.infradead.org, linux-rdma@vger.kernel.org Cc: Bjorn Helgaas <bhelgaas@google.com>, Christoph Hellwig <hch@lst.de>, Christian Koenig <Christian.Koenig@amd.com>, Jason Gunthorpe <jgg@mellanox.com>, Sagi Grimberg <sagi@grimberg.me>, Keith Busch <kbusch@kernel.org>, Jens Axboe <axboe@fb.com>, Dan Williams <dan.j.williams@intel.com>, Eric Pilmore <epilmore@gigaio.com>, Stephen Bates <sbates@raithlin.com>, Logan Gunthorpe <logang@deltatee.com> Subject: [PATCH v2 02/14] PCI/P2PDMA: Add the provider's pci_dev to the pci_p2pdma_pagemap struct Date: Tue, 30 Jul 2019 10:35:33 -0600 [thread overview] Message-ID: <20190730163545.4915-3-logang@deltatee.com> (raw) In-Reply-To: <20190730163545.4915-1-logang@deltatee.com> The provider will be needed to figure out how to properly map a device. Signed-off-by: Logan Gunthorpe <logang@deltatee.com> --- drivers/pci/p2pdma.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/pci/p2pdma.c b/drivers/pci/p2pdma.c index 03e9c887bdfb..93fbda14f4a9 100644 --- a/drivers/pci/p2pdma.c +++ b/drivers/pci/p2pdma.c @@ -27,6 +27,7 @@ struct pci_p2pdma { struct pci_p2pdma_pagemap { struct dev_pagemap pgmap; + struct pci_dev *provider; u64 bus_offset; }; @@ -178,6 +179,7 @@ int pci_p2pdma_add_resource(struct pci_dev *pdev, int bar, size_t size, pgmap->res.flags = pci_resource_flags(pdev, bar); pgmap->type = MEMORY_DEVICE_PCI_P2PDMA; + p2p_pgmap->provider = pdev; p2p_pgmap->bus_offset = pci_bus_address(pdev, bar) - pci_resource_start(pdev, bar); -- 2.20.1
WARNING: multiple messages have this Message-ID (diff)
From: logang@deltatee.com (Logan Gunthorpe) Subject: [PATCH v2 02/14] PCI/P2PDMA: Add the provider's pci_dev to the pci_p2pdma_pagemap struct Date: Tue, 30 Jul 2019 10:35:33 -0600 [thread overview] Message-ID: <20190730163545.4915-3-logang@deltatee.com> (raw) In-Reply-To: <20190730163545.4915-1-logang@deltatee.com> The provider will be needed to figure out how to properly map a device. Signed-off-by: Logan Gunthorpe <logang at deltatee.com> --- drivers/pci/p2pdma.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/pci/p2pdma.c b/drivers/pci/p2pdma.c index 03e9c887bdfb..93fbda14f4a9 100644 --- a/drivers/pci/p2pdma.c +++ b/drivers/pci/p2pdma.c @@ -27,6 +27,7 @@ struct pci_p2pdma { struct pci_p2pdma_pagemap { struct dev_pagemap pgmap; + struct pci_dev *provider; u64 bus_offset; }; @@ -178,6 +179,7 @@ int pci_p2pdma_add_resource(struct pci_dev *pdev, int bar, size_t size, pgmap->res.flags = pci_resource_flags(pdev, bar); pgmap->type = MEMORY_DEVICE_PCI_P2PDMA; + p2p_pgmap->provider = pdev; p2p_pgmap->bus_offset = pci_bus_address(pdev, bar) - pci_resource_start(pdev, bar); -- 2.20.1
next prev parent reply other threads:[~2019-07-30 16:37 UTC|newest] Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-07-30 16:35 [PATCH v2 00/14] PCI/P2PDMA: Support transactions that hit the host bridge Logan Gunthorpe 2019-07-30 16:35 ` Logan Gunthorpe 2019-07-30 16:35 ` [PATCH v2 01/14] PCI/P2PDMA: Introduce private pagemap structure Logan Gunthorpe 2019-07-30 16:35 ` Logan Gunthorpe 2019-07-30 16:35 ` Logan Gunthorpe [this message] 2019-07-30 16:35 ` [PATCH v2 02/14] PCI/P2PDMA: Add the provider's pci_dev to the pci_p2pdma_pagemap struct Logan Gunthorpe 2019-07-30 16:35 ` [PATCH v2 03/14] PCI/P2PDMA: Add constants for not-supported result upstream_bridge_distance() Logan Gunthorpe 2019-07-30 16:35 ` Logan Gunthorpe 2019-08-07 5:54 ` Christoph Hellwig 2019-08-07 5:54 ` Christoph Hellwig 2019-08-07 15:58 ` Logan Gunthorpe 2019-08-07 15:58 ` Logan Gunthorpe 2019-08-08 7:31 ` Christoph Hellwig 2019-08-08 7:31 ` Christoph Hellwig 2019-08-08 15:58 ` Logan Gunthorpe 2019-08-08 15:58 ` Logan Gunthorpe 2019-07-30 16:35 ` [PATCH v2 04/14] PCI/P2PDMA: Factor out __upstream_bridge_distance() Logan Gunthorpe 2019-07-30 16:35 ` Logan Gunthorpe 2019-07-30 16:35 ` [PATCH v2 05/14] PCI/P2PDMA: Apply host bridge white list for ACS Logan Gunthorpe 2019-07-30 16:35 ` Logan Gunthorpe 2019-07-30 16:35 ` [PATCH v2 06/14] PCI/P2PDMA: Factor out host_bridge_whitelist() Logan Gunthorpe 2019-07-30 16:35 ` Logan Gunthorpe 2019-07-30 16:35 ` [PATCH v2 07/14] PCI/P2PDMA: Add whitelist support for Intel Host Bridges Logan Gunthorpe 2019-07-30 16:35 ` Logan Gunthorpe 2019-07-30 16:35 ` [PATCH v2 08/14] PCI/P2PDMA: Add attrs argument to pci_p2pdma_map_sg() Logan Gunthorpe 2019-07-30 16:35 ` Logan Gunthorpe 2019-07-30 16:35 ` [PATCH v2 09/14] PCI/P2PDMA: Introduce pci_p2pdma_unmap_sg() Logan Gunthorpe 2019-07-30 16:35 ` Logan Gunthorpe 2019-07-30 16:35 ` [PATCH v2 10/14] PCI/P2PDMA: Factor out __pci_p2pdma_map_sg() Logan Gunthorpe 2019-07-30 16:35 ` Logan Gunthorpe 2019-07-30 16:35 ` [PATCH v2 11/14] PCI/P2PDMA: Store mapping method in an xarray Logan Gunthorpe 2019-07-30 16:35 ` Logan Gunthorpe 2019-08-07 5:59 ` Christoph Hellwig 2019-08-07 5:59 ` Christoph Hellwig 2019-07-30 16:35 ` [PATCH v2 12/14] PCI/P2PDMA: dma_map P2PDMA map requests that traverse the host bridge Logan Gunthorpe 2019-07-30 16:35 ` Logan Gunthorpe 2019-07-30 16:35 ` [PATCH v2 13/14] PCI/P2PDMA: No longer require no-mmu for host bridge whitelist Logan Gunthorpe 2019-07-30 16:35 ` Logan Gunthorpe 2019-08-07 5:59 ` Christoph Hellwig 2019-08-07 5:59 ` Christoph Hellwig 2019-08-07 12:43 ` Bjorn Helgaas 2019-08-07 12:43 ` Bjorn Helgaas 2019-08-08 7:29 ` Christoph Hellwig 2019-08-08 7:29 ` Christoph Hellwig 2019-07-30 16:35 ` [PATCH v2 14/14] PCI/P2PDMA: Update documentation for pci_p2pdma_distance_many() Logan Gunthorpe 2019-07-30 16:35 ` Logan Gunthorpe 2019-08-06 23:44 ` [PATCH v2 00/14] PCI/P2PDMA: Support transactions that hit the host bridge Bjorn Helgaas 2019-08-06 23:44 ` Bjorn Helgaas 2019-08-07 0:31 ` Logan Gunthorpe 2019-08-07 0:31 ` Logan Gunthorpe 2019-08-07 19:29 ` Bjorn Helgaas 2019-08-07 19:29 ` Bjorn Helgaas
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