RE: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

org; linux-arm-ker...@lists.infradead.org; liudongdong > (C); linux-a...@vger.kernel.org; linux-kernel@vger.kernel.org > Subject: Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM- > specific register range for ACPI case > > (remove most cc's) > > Hi all, > > Apolog

RE: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

org; linux-arm-ker...@lists.infradead.org; liudongdong > (C); linux-a...@vger.kernel.org; linux-kernel@vger.kernel.org > Subject: Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM- > specific register range for ACPI case > > (remove most cc's) > > Hi all, > > Apolog

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

(remove most cc's) Hi all, Apologies for digging up this old thread. I am currently looking into whether it is feasible to refactor some of the ACPI PCI quirk code we have so it can apply to more instances of the Synopsys Designware PCIe (i.e., for Marvell and Socionext SOCs), which all suffer

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

(remove most cc's) Hi all, Apologies for digging up this old thread. I am currently looking into whether it is feasible to refactor some of the ACPI PCI quirk code we have so it can apply to more instances of the Synopsys Designware PCIe (i.e., for Marvell and Socionext SOCs), which all suffer

RE: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

inaro ACPI > Mailman List; Jon Masters; Andrea Gallo; Jeremy Linton; liudongdong > (C); Jeff Hugo; linux-a...@vger.kernel.org; linux- > ker...@vger.kernel.org; Rafael J. Wysocki; rui.zh...@intel.com > Subject: Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM- > specific r

RE: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

inaro ACPI > Mailman List; Jon Masters; Andrea Gallo; Jeremy Linton; liudongdong > (C); Jeff Hugo; linux-a...@vger.kernel.org; linux- > ker...@vger.kernel.org; Rafael J. Wysocki; rui.zh...@intel.com > Subject: Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM- > specific r

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

Hi Bjorn, On 21.09.2016 21:18, Bjorn Helgaas wrote: On Wed, Sep 21, 2016 at 11:58:22AM -0700, Duc Dang wrote: On Wed, Sep 21, 2016 at 11:04 AM, Bjorn Helgaas wrote: On Wed, Sep 21, 2016 at 03:05:49PM +0100, Lorenzo Pieralisi wrote: The existing x86 practice is to use

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

Hi Bjorn, On 21.09.2016 21:18, Bjorn Helgaas wrote: On Wed, Sep 21, 2016 at 11:58:22AM -0700, Duc Dang wrote: On Wed, Sep 21, 2016 at 11:04 AM, Bjorn Helgaas wrote: On Wed, Sep 21, 2016 at 03:05:49PM +0100, Lorenzo Pieralisi wrote: The existing x86 practice is to use PNP0C02 devices for

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

Marcin > > > > > Wojtas; Liviu Dudau; Wangyijing; Mark Salter; linux- > > > > > p...@vger.kernel.org; linux-arm-ker...@lists.infradead.org; Linaro > > > > > ACPI > > > > > Mailman List; Jon Masters; Andrea Gallo; Jeremy Lin

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

Marcin > > > > > Wojtas; Liviu Dudau; Wangyijing; Mark Salter; linux- > > > > > p...@vger.kernel.org; linux-arm-ker...@lists.infradead.org; Linaro > > > > > ACPI > > > > > Mailman List; Jon Masters; Andrea Gallo; Jeremy Lin

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

Linaro ACPI > > > > Mailman List; Jon Masters; Andrea Gallo; Jeremy Linton; liudongdong > > > > (C); Gabriele Paoloni; Jeff Hugo; linux-a...@vger.kernel.org; linux- > > > > ker...@vger.kernel.org; Rafael J. Wysocki > > > > Subject: Re: [PATCH V6 3/5] PCI:

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

Linaro ACPI > > > > Mailman List; Jon Masters; Andrea Gallo; Jeremy Linton; liudongdong > > > > (C); Gabriele Paoloni; Jeff Hugo; linux-a...@vger.kernel.org; linux- > > > > ker...@vger.kernel.org; Rafael J. Wysocki > > > > Subject: Re: [PATCH V6 3/5] PCI:

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

i; Jeff Hugo; linux-a...@vger.kernel.org; linux- > > > ker...@vger.kernel.org; Rafael J. Wysocki > > > Subject: Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM- > > > specific register range for ACPI case > > > > > > On Wed, Sep 21, 2016 at 01:04

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

i; Jeff Hugo; linux-a...@vger.kernel.org; linux- > > > ker...@vger.kernel.org; Rafael J. Wysocki > > > Subject: Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM- > > > specific register range for ACPI case > > > > > > On Wed, Sep 21, 2016 at 01:04

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

On 09/22/2016 05:49 AM, Lorenzo Pieralisi wrote: > On Wed, Sep 21, 2016 at 01:04:57PM -0500, Bjorn Helgaas wrote: >> On Wed, Sep 21, 2016 at 03:05:49PM +0100, Lorenzo Pieralisi wrote: >>> On Tue, Sep 20, 2016 at 02:17:44PM -0500, Bjorn Helgaas wrote: On Tue, Sep 20, 2016 at 04:09:25PM +0100,

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

On 09/22/2016 05:49 AM, Lorenzo Pieralisi wrote: > On Wed, Sep 21, 2016 at 01:04:57PM -0500, Bjorn Helgaas wrote: >> On Wed, Sep 21, 2016 at 03:05:49PM +0100, Lorenzo Pieralisi wrote: >>> On Tue, Sep 20, 2016 at 02:17:44PM -0500, Bjorn Helgaas wrote: On Tue, Sep 20, 2016 at 04:09:25PM +0100,

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

ernel.org; linux-arm-ker...@lists.infradead.org; Linaro ACPI > > Mailman List; Jon Masters; Andrea Gallo; Jeremy Linton; liudongdong > > (C); Gabriele Paoloni; Jeff Hugo; linux-a...@vger.kernel.org; linux- > > ker...@vger.kernel.org; Rafael J. Wysocki > > Subject: Re: [PATCH V6

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

ernel.org; linux-arm-ker...@lists.infradead.org; Linaro ACPI > > Mailman List; Jon Masters; Andrea Gallo; Jeremy Linton; liudongdong > > (C); Gabriele Paoloni; Jeff Hugo; linux-a...@vger.kernel.org; linux- > > ker...@vger.kernel.org; Rafael J. Wysocki > > Subject: Re: [PATCH V6

RE: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

ngdong > (C); Jeff Hugo; linux-a...@vger.kernel.org; linux- > ker...@vger.kernel.org; Rafael J. Wysocki > Subject: Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM- > specific register range for ACPI case > > On Wed, Sep 21, 2016 at 02:10:

RE: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

ngdong > (C); Jeff Hugo; linux-a...@vger.kernel.org; linux- > ker...@vger.kernel.org; Rafael J. Wysocki > Subject: Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM- > specific register range for ACPI case > > On Wed, Sep 21, 2016 at 02:10:

RE: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

ngdong > (C); Gabriele Paoloni; Jeff Hugo; linux-a...@vger.kernel.org; linux- > ker...@vger.kernel.org; Rafael J. Wysocki > Subject: Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM- > specific register range for ACPI case > > On Wed, Sep 21, 2016 at 01:04:57PM -0500, Bjorn

RE: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

ngdong > (C); Gabriele Paoloni; Jeff Hugo; linux-a...@vger.kernel.org; linux- > ker...@vger.kernel.org; Rafael J. Wysocki > Subject: Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM- > specific register range for ACPI case > > On Wed, Sep 21, 2016 at 01:04:57PM -0500, Bjorn

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

On Wed, Sep 21, 2016 at 01:04:57PM -0500, Bjorn Helgaas wrote: > On Wed, Sep 21, 2016 at 03:05:49PM +0100, Lorenzo Pieralisi wrote: > > On Tue, Sep 20, 2016 at 02:17:44PM -0500, Bjorn Helgaas wrote: > > > On Tue, Sep 20, 2016 at 04:09:25PM +0100, Ard Biesheuvel wrote: > > > > [...] > > > > > >

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

On Wed, Sep 21, 2016 at 01:04:57PM -0500, Bjorn Helgaas wrote: > On Wed, Sep 21, 2016 at 03:05:49PM +0100, Lorenzo Pieralisi wrote: > > On Tue, Sep 20, 2016 at 02:17:44PM -0500, Bjorn Helgaas wrote: > > > On Tue, Sep 20, 2016 at 04:09:25PM +0100, Ard Biesheuvel wrote: > > > > [...] > > > > > >

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

On Wed, Sep 21, 2016 at 11:58:22AM -0700, Duc Dang wrote: > On Wed, Sep 21, 2016 at 11:04 AM, Bjorn Helgaas wrote: > > On Wed, Sep 21, 2016 at 03:05:49PM +0100, Lorenzo Pieralisi wrote: > > The existing x86 practice is to use PNP0C02 devices for this purpose, > > and I think

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

On Wed, Sep 21, 2016 at 11:58:22AM -0700, Duc Dang wrote: > On Wed, Sep 21, 2016 at 11:04 AM, Bjorn Helgaas wrote: > > On Wed, Sep 21, 2016 at 03:05:49PM +0100, Lorenzo Pieralisi wrote: > > The existing x86 practice is to use PNP0C02 devices for this purpose, > > and I think we should just

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

On Wed, Sep 21, 2016 at 11:04 AM, Bjorn Helgaas wrote: > On Wed, Sep 21, 2016 at 03:05:49PM +0100, Lorenzo Pieralisi wrote: >> On Tue, Sep 20, 2016 at 02:17:44PM -0500, Bjorn Helgaas wrote: >> > On Tue, Sep 20, 2016 at 04:09:25PM +0100, Ard Biesheuvel wrote: >> >> [...] >> >>

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

On Wed, Sep 21, 2016 at 11:04 AM, Bjorn Helgaas wrote: > On Wed, Sep 21, 2016 at 03:05:49PM +0100, Lorenzo Pieralisi wrote: >> On Tue, Sep 20, 2016 at 02:17:44PM -0500, Bjorn Helgaas wrote: >> > On Tue, Sep 20, 2016 at 04:09:25PM +0100, Ard Biesheuvel wrote: >> >> [...] >> >> > > None of these

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

On Wed, Sep 21, 2016 at 02:10:55PM +, Gabriele Paoloni wrote: > Hi Bjorn > > [...] > > > > > > If future hardware is completely ECAM-compliant and we don't need any > > more MCFG quirks, that would be great. > > > > But we'll still need to describe that memory-mapped config space > >

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

On Wed, Sep 21, 2016 at 02:10:55PM +, Gabriele Paoloni wrote: > Hi Bjorn > > [...] > > > > > > If future hardware is completely ECAM-compliant and we don't need any > > more MCFG quirks, that would be great. > > > > But we'll still need to describe that memory-mapped config space > >

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

On Wed, Sep 21, 2016 at 03:05:49PM +0100, Lorenzo Pieralisi wrote: > On Tue, Sep 20, 2016 at 02:17:44PM -0500, Bjorn Helgaas wrote: > > On Tue, Sep 20, 2016 at 04:09:25PM +0100, Ard Biesheuvel wrote: > > [...] > > > > None of these platforms can be fixed entirely in software, and given > > >

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

On Wed, Sep 21, 2016 at 03:05:49PM +0100, Lorenzo Pieralisi wrote: > On Tue, Sep 20, 2016 at 02:17:44PM -0500, Bjorn Helgaas wrote: > > On Tue, Sep 20, 2016 at 04:09:25PM +0100, Ard Biesheuvel wrote: > > [...] > > > > None of these platforms can be fixed entirely in software, and given > > >

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

On Tue, Sep 20, 2016 at 02:17:44PM -0500, Bjorn Helgaas wrote: > On Tue, Sep 20, 2016 at 04:09:25PM +0100, Ard Biesheuvel wrote: [...] > > None of these platforms can be fixed entirely in software, and given > > that we will not be adding quirks for new broken hardware, we should > > ask

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

On Tue, Sep 20, 2016 at 02:17:44PM -0500, Bjorn Helgaas wrote: > On Tue, Sep 20, 2016 at 04:09:25PM +0100, Ard Biesheuvel wrote: [...] > > None of these platforms can be fixed entirely in software, and given > > that we will not be adding quirks for new broken hardware, we should > > ask

RE: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

Hi Bjorn [...] > > If future hardware is completely ECAM-compliant and we don't need any > more MCFG quirks, that would be great. > > But we'll still need to describe that memory-mapped config space > somewhere. If that's done with PNP0C02 or similar devices (as is done > on my x86 laptop),

RE: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

Hi Bjorn [...] > > If future hardware is completely ECAM-compliant and we don't need any > more MCFG quirks, that would be great. > > But we'll still need to describe that memory-mapped config space > somewhere. If that's done with PNP0C02 or similar devices (as is done > on my x86 laptop),

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

On Tue, Sep 20, 2016 at 04:09:25PM +0100, Ard Biesheuvel wrote: > On 20 September 2016 at 15:05, Bjorn Helgaas wrote: > > Hi Ard, > > > > On Tue, Sep 20, 2016 at 02:40:13PM +0100, Ard Biesheuvel wrote: > >> On 20 September 2016 at 14:33, Bjorn Helgaas

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

On Tue, Sep 20, 2016 at 04:09:25PM +0100, Ard Biesheuvel wrote: > On 20 September 2016 at 15:05, Bjorn Helgaas wrote: > > Hi Ard, > > > > On Tue, Sep 20, 2016 at 02:40:13PM +0100, Ard Biesheuvel wrote: > >> On 20 September 2016 at 14:33, Bjorn Helgaas wrote: > >> > [+cc Rafael (maybe already

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

On 20 September 2016 at 15:05, Bjorn Helgaas wrote: > Hi Ard, > > On Tue, Sep 20, 2016 at 02:40:13PM +0100, Ard Biesheuvel wrote: >> On 20 September 2016 at 14:33, Bjorn Helgaas wrote: >> > [+cc Rafael (maybe already cc'd; I didn't recognize

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

On 20 September 2016 at 15:05, Bjorn Helgaas wrote: > Hi Ard, > > On Tue, Sep 20, 2016 at 02:40:13PM +0100, Ard Biesheuvel wrote: >> On 20 September 2016 at 14:33, Bjorn Helgaas wrote: >> > [+cc Rafael (maybe already cc'd; I didn't recognize raf...@kernel.org, Duc] >> > >> > On Tue, Sep 20, 2016

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

Hi Ard, On Tue, Sep 20, 2016 at 02:40:13PM +0100, Ard Biesheuvel wrote: > On 20 September 2016 at 14:33, Bjorn Helgaas wrote: > > [+cc Rafael (maybe already cc'd; I didn't recognize raf...@kernel.org, Duc] > > > > On Tue, Sep 20, 2016 at 09:23:21AM +0200, Tomasz Nowicki

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

Hi Ard, On Tue, Sep 20, 2016 at 02:40:13PM +0100, Ard Biesheuvel wrote: > On 20 September 2016 at 14:33, Bjorn Helgaas wrote: > > [+cc Rafael (maybe already cc'd; I didn't recognize raf...@kernel.org, Duc] > > > > On Tue, Sep 20, 2016 at 09:23:21AM +0200, Tomasz Nowicki wrote: > >> On 19.09.2016

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

On 20 September 2016 at 14:33, Bjorn Helgaas wrote: > [+cc Rafael (maybe already cc'd; I didn't recognize raf...@kernel.org, Duc] > > On Tue, Sep 20, 2016 at 09:23:21AM +0200, Tomasz Nowicki wrote: >> On 19.09.2016 20:09, Bjorn Helgaas wrote: >> >On Fri, Sep 09, 2016 at

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

On 20 September 2016 at 14:33, Bjorn Helgaas wrote: > [+cc Rafael (maybe already cc'd; I didn't recognize raf...@kernel.org, Duc] > > On Tue, Sep 20, 2016 at 09:23:21AM +0200, Tomasz Nowicki wrote: >> On 19.09.2016 20:09, Bjorn Helgaas wrote: >> >On Fri, Sep 09, 2016 at 09:24:05PM +0200, Tomasz

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

[+cc Rafael (maybe already cc'd; I didn't recognize raf...@kernel.org, Duc] On Tue, Sep 20, 2016 at 09:23:21AM +0200, Tomasz Nowicki wrote: > On 19.09.2016 20:09, Bjorn Helgaas wrote: > >On Fri, Sep 09, 2016 at 09:24:05PM +0200, Tomasz Nowicki wrote: > >>thunder-pem driver stands for being ACPI

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

[+cc Rafael (maybe already cc'd; I didn't recognize raf...@kernel.org, Duc] On Tue, Sep 20, 2016 at 09:23:21AM +0200, Tomasz Nowicki wrote: > On 19.09.2016 20:09, Bjorn Helgaas wrote: > >On Fri, Sep 09, 2016 at 09:24:05PM +0200, Tomasz Nowicki wrote: > >>thunder-pem driver stands for being ACPI

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

On 19.09.2016 20:09, Bjorn Helgaas wrote: On Fri, Sep 09, 2016 at 09:24:05PM +0200, Tomasz Nowicki wrote: thunder-pem driver stands for being ACPI based PCI host controller. However, there is no standard way to describe its PEM-specific register ranges in ACPI tables. Thus we add

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

On 19.09.2016 20:09, Bjorn Helgaas wrote: On Fri, Sep 09, 2016 at 09:24:05PM +0200, Tomasz Nowicki wrote: thunder-pem driver stands for being ACPI based PCI host controller. However, there is no standard way to describe its PEM-specific register ranges in ACPI tables. Thus we add

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

On Fri, Sep 09, 2016 at 09:24:05PM +0200, Tomasz Nowicki wrote: > thunder-pem driver stands for being ACPI based PCI host controller. > However, there is no standard way to describe its PEM-specific register > ranges in ACPI tables. Thus we add thunder_pem_init() ACPI extension > to obtain

Re: [PATCH V6 3/5] PCI: thunder-pem: Allow to probe PEM-specific register range for ACPI case

On Fri, Sep 09, 2016 at 09:24:05PM +0200, Tomasz Nowicki wrote: > thunder-pem driver stands for being ACPI based PCI host controller. > However, there is no standard way to describe its PEM-specific register > ranges in ACPI tables. Thus we add thunder_pem_init() ACPI extension > to obtain