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From: Makarand Pawagi <makarand.pawagi@nxp.com>
To: Bjorn Helgaas <helgaas@kernel.org>,
	Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: "linux-arm-kernel@lists.infradead.org" 
	<linux-arm-kernel@lists.infradead.org>,
	Will Deacon <will@kernel.org>, Hanjun Guo <guohanjun@huawei.com>,
	Bjorn Helgaas <bhelgaas@google.com>,
	Sudeep Holla <sudeep.holla@arm.com>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Robin Murphy <robin.murphy@arm.com>,
	"Rafael J. Wysocki" <rjw@rjwysocki.net>,
	"iommu@lists.linux-foundation.org"
	<iommu@lists.linux-foundation.org>,
	"linux-acpi@vger.kernel.org" <linux-acpi@vger.kernel.org>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	"linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>,
	Rob Herring <robh+dt@kernel.org>, Joerg Roedel <joro@8bytes.org>,
	Marc Zyngier <maz@kernel.org>,
	"Diana Madalina Craciun (OSS)" <diana.craciun@oss.nxp.com>,
	Laurentiu Tudor <laurentiu.tudor@nxp.com>
Subject: RE: [EXT] Re: [PATCH v2 03/12] ACPI/IORT: Make iort_msi_map_rid() PCI agnostic
Date: Mon, 27 Jul 2020 06:06:42 +0000
Message-ID: <DB7PR04MB49860EBCE5D8917C94030A76EB720@DB7PR04MB4986.eurprd04.prod.outlook.com> (raw)
In-Reply-To: <20200721145903.GA1117934@bjorn-Precision-5520>



> -----Original Message-----
> From: Bjorn Helgaas <helgaas@kernel.org>
> Sent: Tuesday, July 21, 2020 8:29 PM
> To: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
> Cc: linux-arm-kernel@lists.infradead.org; Will Deacon <will@kernel.org>;
> Hanjun Guo <guohanjun@huawei.com>; Bjorn Helgaas
> <bhelgaas@google.com>; Sudeep Holla <sudeep.holla@arm.com>; Catalin
> Marinas <catalin.marinas@arm.com>; Robin Murphy <robin.murphy@arm.com>;
> Rafael J. Wysocki <rjw@rjwysocki.net>; iommu@lists.linux-foundation.org;
> linux-acpi@vger.kernel.org; devicetree@vger.kernel.org; linux-
> pci@vger.kernel.org; Rob Herring <robh+dt@kernel.org>; Joerg Roedel
> <joro@8bytes.org>; Marc Zyngier <maz@kernel.org>; Makarand Pawagi
> <makarand.pawagi@nxp.com>; Diana Madalina Craciun (OSS)
> <diana.craciun@oss.nxp.com>; Laurentiu Tudor <laurentiu.tudor@nxp.com>
> Subject: [EXT] Re: [PATCH v2 03/12] ACPI/IORT: Make iort_msi_map_rid() PCI
> agnostic
> 
> Caution: EXT Email
> 
> On Fri, Jun 19, 2020 at 09:20:04AM +0100, Lorenzo Pieralisi wrote:
> > There is nothing PCI specific in iort_msi_map_rid().
> >
> > Rename the function using a bus protocol agnostic name,
> > iort_msi_map_id(), and convert current callers to it.
> >
> > Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
> > Cc: Will Deacon <will@kernel.org>
> > Cc: Hanjun Guo <guohanjun@huawei.com>
> > Cc: Bjorn Helgaas <bhelgaas@google.com>
> > Cc: Sudeep Holla <sudeep.holla@arm.com>
> > Cc: Catalin Marinas <catalin.marinas@arm.com>
> > Cc: Robin Murphy <robin.murphy@arm.com>
> > Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>
> 
> Acked-by: Bjorn Helgaas <bhelgaas@google.com>
> 
> Sorry I missed this!
[Makarand Pawagi] 
Thanks Bjorn, Hi Rafael can you also finalize your review?
> 
> > ---
> >  drivers/acpi/arm64/iort.c | 12 ++++++------
> >  drivers/pci/msi.c         |  2 +-
> >  include/linux/acpi_iort.h |  6 +++---
> >  3 files changed, 10 insertions(+), 10 deletions(-)
> >
> > diff --git a/drivers/acpi/arm64/iort.c b/drivers/acpi/arm64/iort.c
> > index 902e2aaca946..53f9ef515089 100644
> > --- a/drivers/acpi/arm64/iort.c
> > +++ b/drivers/acpi/arm64/iort.c
> > @@ -568,22 +568,22 @@ static struct acpi_iort_node
> > *iort_find_dev_node(struct device *dev)  }
> >
> >  /**
> > - * iort_msi_map_rid() - Map a MSI requester ID for a device
> > + * iort_msi_map_id() - Map a MSI input ID for a device
> >   * @dev: The device for which the mapping is to be done.
> > - * @req_id: The device requester ID.
> > + * @input_id: The device input ID.
> >   *
> > - * Returns: mapped MSI RID on success, input requester ID otherwise
> > + * Returns: mapped MSI ID on success, input ID otherwise
> >   */
> > -u32 iort_msi_map_rid(struct device *dev, u32 req_id)
> > +u32 iort_msi_map_id(struct device *dev, u32 input_id)
> >  {
> >       struct acpi_iort_node *node;
> >       u32 dev_id;
> >
> >       node = iort_find_dev_node(dev);
> >       if (!node)
> > -             return req_id;
> > +             return input_id;
> >
> > -     iort_node_map_id(node, req_id, &dev_id, IORT_MSI_TYPE);
> > +     iort_node_map_id(node, input_id, &dev_id, IORT_MSI_TYPE);
> >       return dev_id;
> >  }
> >
> > diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c index
> > 74a91f52ecc0..77f48b95e277 100644
> > --- a/drivers/pci/msi.c
> > +++ b/drivers/pci/msi.c
> > @@ -1536,7 +1536,7 @@ u32 pci_msi_domain_get_msi_rid(struct irq_domain
> > *domain, struct pci_dev *pdev)
> >
> >       of_node = irq_domain_get_of_node(domain);
> >       rid = of_node ? of_msi_map_rid(&pdev->dev, of_node, rid) :
> > -                     iort_msi_map_rid(&pdev->dev, rid);
> > +                     iort_msi_map_id(&pdev->dev, rid);
> >
> >       return rid;
> >  }
> > diff --git a/include/linux/acpi_iort.h b/include/linux/acpi_iort.h
> > index 08ec6bd2297f..e51425e083da 100644
> > --- a/include/linux/acpi_iort.h
> > +++ b/include/linux/acpi_iort.h
> > @@ -28,7 +28,7 @@ void iort_deregister_domain_token(int trans_id);
> > struct fwnode_handle *iort_find_domain_token(int trans_id);  #ifdef
> > CONFIG_ACPI_IORT  void acpi_iort_init(void);
> > -u32 iort_msi_map_rid(struct device *dev, u32 req_id);
> > +u32 iort_msi_map_id(struct device *dev, u32 id);
> >  struct irq_domain *iort_get_device_domain(struct device *dev, u32 id,
> >                                         enum irq_domain_bus_token
> > bus_token);  void acpi_configure_pmsi_domain(struct device *dev); @@
> > -39,8 +39,8 @@ const struct iommu_ops *iort_iommu_configure(struct
> > device *dev);  int iort_iommu_msi_get_resv_regions(struct device *dev,
> > struct list_head *head);  #else  static inline void
> > acpi_iort_init(void) { } -static inline u32 iort_msi_map_rid(struct
> > device *dev, u32 req_id) -{ return req_id; }
> > +static inline u32 iort_msi_map_id(struct device *dev, u32 id) {
> > +return id; }
> >  static inline struct irq_domain *iort_get_device_domain(
> >       struct device *dev, u32 id, enum irq_domain_bus_token bus_token)
> > { return NULL; }
> > --
> > 2.26.1
> >

  reply index

Thread overview: 82+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-21 12:59 [PATCH 00/12] ACPI/OF: Upgrade MSI/IOMMU ID mapping APIs Lorenzo Pieralisi
2020-05-21 12:59 ` [PATCH 01/12] ACPI/IORT: Make iort_match_node_callback walk the ACPI namespace for NC Lorenzo Pieralisi
2020-05-21 12:59 ` [PATCH 02/12] ACPI/IORT: Make iort_get_device_domain IRQ domain agnostic Lorenzo Pieralisi
2020-05-21 19:56   ` Bjorn Helgaas
2020-05-21 12:59 ` [PATCH 03/12] ACPI/IORT: Make iort_msi_map_rid() PCI agnostic Lorenzo Pieralisi
2020-05-21 13:00 ` [PATCH 04/12] ACPI/IORT: Remove useless PCI bus walk Lorenzo Pieralisi
2020-05-21 13:00 ` [PATCH 05/12] ACPI/IORT: Add an input ID to acpi_dma_configure() Lorenzo Pieralisi
2020-05-21 13:00 ` [PATCH 06/12] of/iommu: Make of_map_rid() PCI agnostic Lorenzo Pieralisi
2020-05-21 22:47   ` Rob Herring
2020-06-04 14:27     ` Lorenzo Pieralisi
2020-05-21 13:00 ` [PATCH 07/12] of/device: Add input id to of_dma_configure() Lorenzo Pieralisi
2020-05-21 23:02   ` Rob Herring
2020-06-04 14:49     ` Lorenzo Pieralisi
2020-05-21 13:00 ` [PATCH 08/12] of/irq: make of_msi_map_get_device_domain() bus agnostic Lorenzo Pieralisi
2020-05-21 19:57   ` Bjorn Helgaas
2020-05-21 13:00 ` [PATCH 09/12] dt-bindings: arm: fsl: Add msi-map device-tree binding for fsl-mc bus Lorenzo Pieralisi
2020-05-21 23:10   ` Rob Herring
2020-05-22  9:42     ` Robin Murphy
2020-05-22  9:57       ` Diana Craciun OSS
2020-05-22 14:08         ` Rob Herring
2020-05-22 14:34           ` Robin Murphy
2020-05-22 14:02       ` Rob Herring
2020-05-22 15:38         ` Laurentiu Tudor
2020-05-21 13:00 ` [PATCH 10/12] of/irq: Make of_msi_map_rid() PCI bus agnostic Lorenzo Pieralisi
2020-05-21 23:17   ` Rob Herring
2020-06-04 15:08     ` Lorenzo Pieralisi
2020-05-21 13:00 ` [PATCH 11/12] bus/fsl-mc: Refactor the MSI domain creation in the DPRC driver Lorenzo Pieralisi
2020-05-21 13:00 ` [PATCH 12/12] bus: fsl-mc: Add ACPI support for fsl-mc Lorenzo Pieralisi
2020-05-21 15:03   ` Laurentiu Tudor
2020-05-22  5:32     ` Makarand Pawagi
2020-05-22  9:53       ` Lorenzo Pieralisi
2020-06-19  8:20 ` [PATCH v2 00/12] ACPI/OF: Upgrade MSI/IOMMU ID mapping APIs Lorenzo Pieralisi
2020-06-19  8:20   ` [PATCH v2 01/12] ACPI/IORT: Make iort_match_node_callback walk the ACPI namespace for NC Lorenzo Pieralisi
2020-06-29  4:24     ` Hanjun Guo
2020-06-29  9:05       ` Lorenzo Pieralisi
2020-06-30  3:06         ` Hanjun Guo
2020-06-30 10:24           ` Lorenzo Pieralisi
2020-06-30 13:04             ` Hanjun Guo
2020-07-01 16:12               ` Robin Murphy
2020-07-02  8:22                 ` Hanjun Guo
2020-07-09  9:21                   ` Lorenzo Pieralisi
2020-07-09 12:48                     ` Hanjun Guo
2020-08-18  0:49                   ` Hanjun Guo
2020-06-19  8:20   ` [PATCH v2 02/12] ACPI/IORT: Make iort_get_device_domain IRQ domain agnostic Lorenzo Pieralisi
2020-06-19  8:20   ` [PATCH v2 03/12] ACPI/IORT: Make iort_msi_map_rid() PCI agnostic Lorenzo Pieralisi
2020-07-15  9:15     ` Lorenzo Pieralisi
2020-07-21 14:59     ` Bjorn Helgaas
2020-07-27  6:06       ` Makarand Pawagi [this message]
2020-06-19  8:20   ` [PATCH v2 04/12] ACPI/IORT: Remove useless PCI bus walk Lorenzo Pieralisi
2020-06-19  8:20   ` [PATCH v2 05/12] ACPI/IORT: Add an input ID to acpi_dma_configure() Lorenzo Pieralisi
2020-07-09  9:35     ` Lorenzo Pieralisi
2020-07-15  9:13       ` Lorenzo Pieralisi
2020-07-28 12:48         ` Lorenzo Pieralisi
2020-07-28 13:00           ` Rafael J. Wysocki
2020-06-19  8:20   ` [PATCH v2 06/12] of/iommu: Make of_map_rid() PCI agnostic Lorenzo Pieralisi
2020-06-22 13:26     ` Joerg Roedel
2020-07-13 23:57     ` Rob Herring
2020-06-19  8:20   ` [PATCH v2 07/12] of/device: Add input id to of_dma_configure() Lorenzo Pieralisi
2020-06-30 21:50     ` Rob Herring
2020-06-19  8:20   ` [PATCH v2 08/12] dt-bindings: arm: fsl: Add msi-map device-tree binding for fsl-mc bus Lorenzo Pieralisi
2020-06-30 21:55     ` Rob Herring
2020-06-19  8:20   ` [PATCH v2 09/12] of/irq: make of_msi_map_get_device_domain() bus agnostic Lorenzo Pieralisi
2020-06-30 21:50     ` Rob Herring
2020-06-19  8:20   ` [PATCH v2 10/12] of/irq: Make of_msi_map_rid() PCI " Lorenzo Pieralisi
2020-06-30 21:56     ` Rob Herring
2020-06-19  8:20   ` [PATCH v2 11/12] bus/fsl-mc: Refactor the MSI domain creation in the DPRC driver Lorenzo Pieralisi
2020-07-15 13:05     ` Marc Zyngier
2020-06-19  8:20   ` [PATCH v2 12/12] bus: fsl-mc: Add ACPI support for fsl-mc Lorenzo Pieralisi
2020-07-01 16:55     ` Laurentiu Tudor
2020-07-09  9:19       ` Lorenzo Pieralisi
2020-07-09  9:26         ` [EXT] " Makarand Pawagi
2020-07-09 10:14           ` Laurentiu Tudor
2020-07-09 10:37             ` Makarand Pawagi
2020-07-09 10:39               ` Laurentiu Tudor
2020-07-09 10:47               ` Diana Craciun OSS
2020-07-09 10:52                 ` Makarand Pawagi
2020-07-15 10:06                   ` Lorenzo Pieralisi
2020-07-16  3:23                     ` Makarand Pawagi
2020-07-16  7:57                       ` Marc Zyngier
2020-07-20 16:54   ` [PATCH v2 00/12] ACPI/OF: Upgrade MSI/IOMMU ID mapping APIs Lorenzo Pieralisi
2020-07-21  4:28     ` [EXT] " Makarand Pawagi
2020-07-28 17:01   ` Catalin Marinas

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