From: Tomasz Nowicki <tn@semihalf.com>
To: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
Sinan Kaya <okaya@codeaurora.org>
Cc: bhelgaas@google.com, arnd@arndb.de, will.deacon@arm.com,
catalin.marinas@arm.com, rjw@rjwysocki.net,
hanjun.guo@linaro.org, jiang.liu@linux.intel.com,
robert.richter@caviumnetworks.com,
Narinder.Dhillon@caviumnetworks.com, ddaney@caviumnetworks.com,
Liviu.Dudau@arm.com, tglx@linutronix.de, wangyijing@huawei.com,
Suravee.Suthikulpanit@amd.com, msalter@redhat.com,
linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org,
linaro-acpi@lists.linaro.org
Subject: Re: [PATCH V1 11/11] arm64, pci, acpi: Support for ACPI based PCI hostbridge init
Date: Tue, 3 Nov 2015 15:39:36 +0100 [thread overview]
Message-ID: <5638C728.2020503@semihalf.com> (raw)
In-Reply-To: <20151103141512.GC3574@red-moon>
On 03.11.2015 15:15, Lorenzo Pieralisi wrote:
> On Wed, Oct 28, 2015 at 02:46:37PM -0400, Sinan Kaya wrote:
>
> [...]
>
>>> -int raw_pci_write(unsigned int domain, unsigned int bus,
>>> - unsigned int devfn, int reg, int len, u32 val)
>>> +struct pci_ops pci_root_ops = {
>>> + .map_bus = pci_mcfg_dev_base,
>>> + .read = pci_generic_config_read,
>>> + .write = pci_generic_config_write,
>>
>>
>> Can you change these with pci_generic_config_read32 and
>> pci_generic_config_write32? We have some targets that can only do 32
>> bits PCI config space access.
>
> No.
>
> http://www.spinics.net/lists/linux-pci/msg44869.html
>
> Can you be a bit more specific please ?
>
> Sigh. Looks like we have to start adding platform specific quirks even
> before we merged the generic ACPI PCIe host controller implementation.
>
The sad reality... But my next version will be still generic. Once that
one appear to be in good shape then we can add quirks.
Regards,
Tomasz
next prev parent reply other threads:[~2015-11-03 14:39 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-27 16:38 [PATCH V1 00/11] MMCONFIG refactoring and ARM64 PCI hostbridge init based on ACPI Tomasz Nowicki
2015-10-27 16:38 ` [PATCH V1 01/11] x86, pci: Reorder logic of pci_mmconfig_insert() function Tomasz Nowicki
2015-10-27 16:38 ` [PATCH V1 02/11] x86, pci, acpi: Move arch-agnostic MMCONFIG (aka ECAM) and ACPI code out of arch/x86/ directory Tomasz Nowicki
2015-10-27 16:38 ` [PATCH V1 03/11] pci, acpi, mcfg: Provide generic implementation of MCFG code initialization Tomasz Nowicki
2015-10-27 16:38 ` [PATCH V1 04/11] x86, pci: mmconfig_{32,64}.c code refactoring - remove code duplication Tomasz Nowicki
2015-10-27 16:38 ` [PATCH V1 05/11] x86, pci, ecam: mmconfig_64.c becomes default implementation for ECAM driver Tomasz Nowicki
2015-10-27 16:38 ` [PATCH V1 06/11] pci, acpi, mcfg: Provide default RAW ACPI PCI config space accessors Tomasz Nowicki
2015-10-27 16:38 ` [PATCH V1 07/11] XEN / PCI: Remove the dependence on arch x86 when PCI_MMCONFIG=y Tomasz Nowicki
2015-10-27 16:47 ` [Linaro-acpi] " Tomasz Nowicki
2015-10-27 17:25 ` Boris Ostrovsky
2015-10-28 10:49 ` Stefano Stabellini
2015-10-28 10:56 ` Tomasz Nowicki
2015-10-28 13:45 ` Hanjun Guo
2015-10-28 14:07 ` Boris Ostrovsky
2015-10-27 16:38 ` [PATCH V1 08/11] pci, acpi, ecam: Add flag to indicate whether ECAM region was hot added or not Tomasz Nowicki
2015-10-27 16:38 ` [PATCH V1 09/11] x86, pci: Use previously added ECAM hot_added flag to remove ECAM regions Tomasz Nowicki
2015-10-27 16:38 ` [PATCH V1 10/11] pci, acpi: Provide generic way to assign bus domain number Tomasz Nowicki
2015-10-28 11:38 ` Liviu.Dudau
2015-10-28 12:47 ` [Linaro-acpi] " Tomasz Nowicki
2015-11-03 16:10 ` Lorenzo Pieralisi
2015-11-04 10:04 ` [Linaro-acpi] " Tomasz Nowicki
2015-10-27 16:38 ` [PATCH V1 11/11] arm64, pci, acpi: Support for ACPI based PCI hostbridge init Tomasz Nowicki
2015-10-28 11:49 ` Liviu.Dudau
2015-10-28 13:42 ` Tomasz Nowicki
2015-10-28 13:51 ` Liviu.Dudau
2015-11-03 14:32 ` Lorenzo Pieralisi
2015-11-03 16:28 ` Liviu.Dudau
2015-10-28 18:46 ` Sinan Kaya
2015-11-03 14:15 ` Lorenzo Pieralisi
2015-11-03 14:39 ` Tomasz Nowicki [this message]
2015-11-03 15:10 ` Sinan Kaya
2015-11-03 15:59 ` Arnd Bergmann
2015-11-03 16:33 ` Sinan Kaya
2015-11-03 16:55 ` Arnd Bergmann
2015-11-03 17:43 ` Sinan Kaya
2015-11-05 14:48 ` [Linaro-acpi] " Sinan Kaya
2015-11-03 15:19 ` Hanjun Guo
2015-11-03 17:39 ` David Daney
2015-11-03 18:00 ` Gabriele Paoloni
2015-11-03 16:55 ` Lorenzo Pieralisi
2015-11-04 9:59 ` Tomasz Nowicki
2015-11-04 10:11 ` Tomasz Nowicki
2015-10-30 4:07 ` [PATCH V1 00/11] MMCONFIG refactoring and ARM64 PCI hostbridge init based on ACPI Jon Masters
2015-10-30 4:50 ` Hanjun Guo
2015-10-30 8:26 ` Tomasz Nowicki
2015-10-30 16:38 ` Suravee Suthikulpanit
2015-12-07 20:31 ` Bjorn Helgaas
[not found] ` <20151209100125.GA12632@jayachandranc.netlogicmicro.com>
2015-12-09 15:55 ` Lorenzo Pieralisi
[not found] ` <20151216125136.GE5890@jayachandranc.netlogicmicro.com>
2015-12-16 14:05 ` Lorenzo Pieralisi
2015-12-08 17:43 ` Jeremy Linton
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