From: Rob Herring <robh@kernel.org>
To: Marc Gonzalez <marc.w.gonzalez@free.fr>
Cc: Andrew Murray <andrew.murray@arm.com>,
Robin Murphy <robin.murphy@arm.com>,
Bjorn Helgaas <helgaas@kernel.org>,
Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
Marc Zyngier <maz@kernel.org>,
Ard Biesheuvel <ard.biesheuvel@linaro.org>,
Mans Rullgard <mans@mansr.com>,
Linux ARM <linux-arm-kernel@lists.infradead.org>,
PCI <linux-pci@vger.kernel.org>
Subject: Re: [PATCH 00/11] PCI dma-ranges parsing consolidation
Date: Thu, 26 Sep 2019 08:11:16 -0500 [thread overview]
Message-ID: <CAL_JsqLtYYXCgGN6_t8SuPqPmQwhhRJXaf8+kxnKxLHbRQRaDQ@mail.gmail.com> (raw)
In-Reply-To: <036f298c-c65c-7da2-92dc-fc80892672c1@free.fr>
On Thu, Sep 26, 2019 at 6:20 AM Marc Gonzalez <marc.w.gonzalez@free.fr> wrote:
>
> [ Tweaking recipients list ]
>
> On 26/09/2019 10:49, Andrew Murray wrote:
>
> > On Tue, Sep 24, 2019 at 04:46:19PM -0500, Rob Herring wrote:
> >
> >> pci-rcar-gen2 is the only remaining driver doing its own dma-ranges
> >> handling as it is still using the old ARM PCI functions. Looks like it
> >> is the last one (in drivers/pci/).
> >
> > It also seems that pcie-tango is using of_pci_dma_range_parser_init
> > and so parsing dma-ranges. Though it's using the dma_ranges for a
> > slightly different purpose.
Seems I missed that as I only grep'ed for for_each_of_pci_range...
>
> The rationale for that code can be found here:
>
> https://patchwork.kernel.org/patch/9915469/
>
> NB: 1) The PCIE_TANGO_SMP8759 Kconfig symbol is marked "depends on BROKEN",
> and 2) The driver adds TAINT_CRAP,
> and 3) The maker of the tango platform is dead.
Given that and that I'd have to rework the probe to do the MSI range
setup after pci_host_common_probe, I'm just going to leave this one
alone.
Rob
WARNING: multiple messages have this Message-ID (diff)
From: Rob Herring <robh@kernel.org>
To: Marc Gonzalez <marc.w.gonzalez@free.fr>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
Ard Biesheuvel <ard.biesheuvel@linaro.org>,
Marc Zyngier <maz@kernel.org>, Mans Rullgard <mans@mansr.com>,
Bjorn Helgaas <helgaas@kernel.org>,
PCI <linux-pci@vger.kernel.org>,
Andrew Murray <andrew.murray@arm.com>,
Robin Murphy <robin.murphy@arm.com>,
Linux ARM <linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH 00/11] PCI dma-ranges parsing consolidation
Date: Thu, 26 Sep 2019 08:11:16 -0500 [thread overview]
Message-ID: <CAL_JsqLtYYXCgGN6_t8SuPqPmQwhhRJXaf8+kxnKxLHbRQRaDQ@mail.gmail.com> (raw)
In-Reply-To: <036f298c-c65c-7da2-92dc-fc80892672c1@free.fr>
On Thu, Sep 26, 2019 at 6:20 AM Marc Gonzalez <marc.w.gonzalez@free.fr> wrote:
>
> [ Tweaking recipients list ]
>
> On 26/09/2019 10:49, Andrew Murray wrote:
>
> > On Tue, Sep 24, 2019 at 04:46:19PM -0500, Rob Herring wrote:
> >
> >> pci-rcar-gen2 is the only remaining driver doing its own dma-ranges
> >> handling as it is still using the old ARM PCI functions. Looks like it
> >> is the last one (in drivers/pci/).
> >
> > It also seems that pcie-tango is using of_pci_dma_range_parser_init
> > and so parsing dma-ranges. Though it's using the dma_ranges for a
> > slightly different purpose.
Seems I missed that as I only grep'ed for for_each_of_pci_range...
>
> The rationale for that code can be found here:
>
> https://patchwork.kernel.org/patch/9915469/
>
> NB: 1) The PCIE_TANGO_SMP8759 Kconfig symbol is marked "depends on BROKEN",
> and 2) The driver adds TAINT_CRAP,
> and 3) The maker of the tango platform is dead.
Given that and that I'd have to rework the probe to do the MSI range
setup after pci_host_common_probe, I'm just going to leave this one
alone.
Rob
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next prev parent reply other threads:[~2019-09-26 13:11 UTC|newest]
Thread overview: 102+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-24 21:46 [PATCH 00/11] PCI dma-ranges parsing consolidation Rob Herring
2019-09-24 21:46 ` Rob Herring
2019-09-24 21:46 ` Rob Herring
2019-09-24 21:46 ` [PATCH 01/11] PCI: aardvark: Use pci_parse_request_of_pci_ranges() Rob Herring
2019-09-24 21:46 ` Rob Herring
2019-09-25 8:59 ` Thomas Petazzoni
2019-09-25 8:59 ` Thomas Petazzoni
2019-09-25 9:04 ` Andrew Murray
2019-09-25 9:04 ` Andrew Murray
2019-09-24 21:46 ` [PATCH 02/11] PCI: altera: " Rob Herring
2019-09-24 21:46 ` Rob Herring
2019-09-25 10:24 ` Andrew Murray
2019-09-25 10:24 ` Andrew Murray
2019-09-25 12:33 ` Rob Herring
2019-09-25 12:33 ` Rob Herring
2019-09-30 15:13 ` Andrew Murray
2019-09-30 15:13 ` Andrew Murray
2019-09-30 17:36 ` Rob Herring
2019-09-30 17:36 ` Rob Herring
2019-10-15 11:02 ` Lorenzo Pieralisi
2019-10-15 11:02 ` Lorenzo Pieralisi
2019-10-15 11:17 ` Rob Herring
2019-10-15 11:17 ` Rob Herring
2019-09-24 21:46 ` [PATCH 03/11] PCI: mediatek: " Rob Herring
2019-09-24 21:46 ` Rob Herring
2019-09-24 21:46 ` Rob Herring
2019-09-25 11:34 ` Andrew Murray
2019-09-25 11:34 ` Andrew Murray
2019-09-25 11:34 ` Andrew Murray
2019-09-24 21:46 ` [PATCH 04/11] PCI: versatile: Enable COMPILE_TEST Rob Herring
2019-09-24 21:46 ` Rob Herring
2019-09-26 8:12 ` Andrew Murray
2019-09-26 8:12 ` Andrew Murray
2019-09-24 21:46 ` [PATCH 05/11] PCI: versatile: Use pci_parse_request_of_pci_ranges() Rob Herring
2019-09-24 21:46 ` Rob Herring
2019-09-25 10:37 ` Andrew Murray
2019-09-25 10:37 ` Andrew Murray
2019-09-26 21:44 ` Rob Herring
2019-09-26 21:44 ` Rob Herring
2019-09-30 15:16 ` Andrew Murray
2019-09-30 15:16 ` Andrew Murray
2019-09-30 16:56 ` Peter Maydell
2019-09-30 16:56 ` Peter Maydell
2019-09-30 19:36 ` Andrew Murray
2019-09-30 19:36 ` Andrew Murray
2019-09-24 21:46 ` [PATCH 06/11] PCI: of: Add inbound resource parsing to helpers Rob Herring
2020-01-13 9:56 ` Bharat Kumar Gogada
2020-01-13 9:56 ` Bharat Kumar Gogada
2019-09-24 21:46 ` Rob Herring
2019-09-24 21:46 ` Rob Herring
2019-09-25 9:00 ` Thomas Petazzoni
2019-09-25 9:00 ` Thomas Petazzoni
2019-09-25 9:00 ` Thomas Petazzoni
2019-09-26 8:29 ` Andrew Murray
2019-09-26 8:29 ` Andrew Murray
2019-09-26 8:29 ` Andrew Murray
2019-09-26 10:43 ` Gustavo Pimentel
2019-09-26 10:43 ` Gustavo Pimentel
2019-09-26 10:43 ` Gustavo Pimentel
2019-09-27 16:12 ` Jingoo Han
2019-09-27 16:12 ` Jingoo Han
2019-09-27 16:12 ` Jingoo Han
2019-09-27 16:12 ` Jingoo Han
2019-09-27 16:12 ` Jingoo Han
2019-09-27 16:12 ` Jingoo Han
2019-09-24 21:46 ` [PATCH 07/11] PCI: ftpci100: Use inbound resources for setup Rob Herring
2019-09-24 21:46 ` Rob Herring
2019-09-26 8:39 ` Andrew Murray
2019-09-26 8:39 ` Andrew Murray
2019-09-24 21:46 ` [PATCH 08/11] PCI: v3-semi: " Rob Herring
2019-09-24 21:46 ` Rob Herring
2019-09-26 8:39 ` Andrew Murray
2019-09-26 8:39 ` Andrew Murray
2019-09-30 22:00 ` Linus Walleij
2019-09-30 22:00 ` Linus Walleij
2019-09-24 21:46 ` [PATCH 09/11] PCI: xgene: " Rob Herring
2019-09-24 21:46 ` Rob Herring
2019-09-26 8:39 ` Andrew Murray
2019-09-26 8:39 ` Andrew Murray
2019-09-24 21:46 ` [PATCH 10/11] PCI: iproc: " Rob Herring
2019-09-24 21:46 ` Rob Herring
2019-09-26 8:39 ` Andrew Murray
2019-09-26 8:39 ` Andrew Murray
2019-09-24 21:46 ` [PATCH 11/11] PCI: rcar: " Rob Herring
2019-09-24 21:46 ` Rob Herring
2019-09-26 8:47 ` Andrew Murray
2019-09-26 8:47 ` Andrew Murray
2019-09-26 12:53 ` Rob Herring
2019-09-26 12:53 ` Rob Herring
2019-09-26 13:32 ` Andrew Murray
2019-09-26 13:32 ` Andrew Murray
2019-09-26 8:49 ` [PATCH 00/11] PCI dma-ranges parsing consolidation Andrew Murray
2019-09-26 8:49 ` Andrew Murray
2019-09-26 8:49 ` Andrew Murray
2019-09-26 11:20 ` Marc Gonzalez
2019-09-26 11:20 ` Marc Gonzalez
2019-09-26 13:11 ` Rob Herring [this message]
2019-09-26 13:11 ` Rob Herring
2019-09-26 13:38 ` Andrew Murray
2019-09-26 13:38 ` Andrew Murray
2019-09-26 14:09 ` Marc Gonzalez
2019-09-26 14:09 ` Marc Gonzalez
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