From: wangyijing <wangyijing0307@gmail.com>
To: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Cc: Yijing Wang <wangyijing@huawei.com>,
Bjorn Helgaas <bhelgaas@google.com>,
Xinwei Hu <huxinwei@huawei.com>, Wuyun <wuyun.wu@huawei.com>,
"linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
Russell King <linux@arm.linux.org.uk>,
"linux-arch@vger.kernel.org" <linux-arch@vger.kernel.org>,
"arnab.basu@freescale.com" <arnab.basu@freescale.com>,
"Bharat.Bhushan@freescale.com" <Bharat.Bhushan@freescale.com>,
"x86@kernel.org" <x86@kernel.org>, Arnd Bergmann <arnd@arndb.de>,
Thomas Gleixner <tglx@linutronix.de>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
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"David S. Miller" <davem@davemloft.net>,
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Chris Metcalf <cmetcalf@tilera.com>,
Ralf Baechle <ralf@linux-mips.org>
Subject: Re: [PATCH v1 15/21] Powerpc/MSI: Use MSI chip framework to configure MSI/MSI-X irq
Date: Fri, 5 Sep 2014 19:33:08 +0800 [thread overview]
Message-ID: <43412AE0-85BB-4B4B-A4EA-2C6D3B8B85D7@gmail.com> (raw)
In-Reply-To: <540994D4.6040500@cogentembedded.com>
> 在 2014年9月5日,18:47,Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> 写道:
>
> Hello.
>
>> On 9/5/2014 2:10 PM, Yijing Wang wrote:
>>
>> Use MSI chip framework instead of arch MSI functions to configure
>> MSI/MSI-X irq. So we can manage MSI/MSI-X irq in a unified framework.
>
>> Signed-off-by: Yijing Wang <wangyijing@huawei.com>
>> ---
>> arch/powerpc/kernel/msi.c | 14 ++++++++++++--
>> 1 files changed, 12 insertions(+), 2 deletions(-)
>
>> diff --git a/arch/powerpc/kernel/msi.c b/arch/powerpc/kernel/msi.c
>> index 71bd161..01781a4 100644
>> --- a/arch/powerpc/kernel/msi.c
>> +++ b/arch/powerpc/kernel/msi.c
> [...]
>> @@ -27,7 +27,17 @@ int arch_setup_msi_irqs(struct pci_dev *dev, int nvec, int type)
>> return ppc_md.setup_msi_irqs(dev, nvec, type);
>> }
>>
>> -void arch_teardown_msi_irqs(struct pci_dev *dev)
>> +static void ppc_teardown_msi_irqs(struct pci_dev *dev)
>
> Shouldn't this function take IRQ # instead?
This function need to teardown all msi irqs of the pci dev, we should pass the pci dev as argument .
Thanks!
Yijing.
>
>> {
>> ppc_md.teardown_msi_irqs(dev);
>> }
>> +
>> +static struct msi_chip ppc_msi_chip = {
>> + .setup_irqs = ppc_setup_msi_irqs,
>> + .teardown_irqs = ppc_teardown_msi_irqs,
>> +};
>> +
>> +struct msi_chip *arch_find_msi_chip(struct pci_dev *dev)
>> +{
>> + return &ppc_msi_chip;
>> +}
>
> WBR, Sergei
>
> --
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next prev parent reply other threads:[~2014-09-05 11:33 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-05 10:09 [PATCH v1 00/21] Use MSI chip to configure MSI/MSI-X in all platforms Yijing Wang
2014-09-05 10:09 ` [PATCH v1 01/21] PCI/MSI: Clean up struct msi_chip argument Yijing Wang
2014-09-05 10:09 ` [PATCH v1 02/21] PCI/MSI: Remove useless bus->msi assignment Yijing Wang
2014-09-05 10:09 ` [PATCH v1 03/21] MSI: Remove the redundant irq_set_chip_data() Yijing Wang
2014-09-15 14:00 ` Lucas Stach
2014-09-16 1:30 ` Yijing Wang
2014-09-16 10:29 ` Lucas Stach
2014-09-16 10:37 ` Yijing Wang
2014-09-05 10:09 ` [PATCH v1 04/21] x86/xen/MSI: Eliminate arch_msix_mask_irq() and arch_msi_mask_irq() Yijing Wang
2014-09-10 12:36 ` [Xen-devel] " David Vrabel
2014-09-11 1:22 ` Yijing Wang
2014-09-11 13:08 ` David Vrabel
2014-09-05 10:09 ` [PATCH v1 05/21] PCI/MSI: Introduce weak arch_find_msi_chip() to find MSI chip Yijing Wang
2014-09-15 14:42 ` Lucas Stach
2014-09-16 2:08 ` Yijing Wang
2014-09-05 10:09 ` [PATCH v1 06/21] PCI/MSI: Refactor struct msi_chip to make it become more common Yijing Wang
2014-09-15 14:44 ` Lucas Stach
2014-09-16 2:09 ` Yijing Wang
2014-09-05 10:09 ` [PATCH v1 07/21] x86/MSI: Use MSI chip framework to configure MSI/MSI-X irq Yijing Wang
2014-09-05 10:09 ` [PATCH v1 08/21] x86/xen/MSI: " Yijing Wang
2014-09-05 14:29 ` [Xen-devel] " David Vrabel
2014-09-09 2:06 ` Yijing Wang
2014-09-10 12:38 ` David Vrabel
2014-09-10 14:59 ` Konrad Rzeszutek Wilk
2014-09-11 1:28 ` Yijing Wang
2014-09-11 1:27 ` Yijing Wang
2014-09-05 10:09 ` [PATCH v1 09/21] Irq_remapping/MSI: " Yijing Wang
2014-09-05 10:42 ` Sergei Shtylyov
2014-09-05 11:30 ` wangyijing
2014-09-05 10:09 ` [PATCH v1 10/21] x86/MSI: Remove unused MSI weak arch functions Yijing Wang
2014-09-05 10:09 ` [PATCH v1 11/21] MIPS/Octeon/MSI: Use MSI chip framework to configure MSI/MSI-X irq Yijing Wang
2014-09-05 10:09 ` [PATCH v1 12/21] MIPS/Xlp: Remove the dead function destroy_irq() to fix build error Yijing Wang
2014-09-05 10:09 ` [PATCH v1 13/21] MIPS/Xlp/MSI: Use MSI chip framework to configure MSI/MSI-X irq Yijing Wang
2014-09-05 10:09 ` [PATCH v1 14/21] MIPS/Xlr/MSI: " Yijing Wang
2014-09-05 10:10 ` [PATCH v1 15/21] Powerpc/MSI: " Yijing Wang
2014-09-05 10:47 ` Sergei Shtylyov
2014-09-05 11:33 ` wangyijing [this message]
2014-09-05 11:41 ` Sergei Shtylyov
2014-09-16 5:28 ` Michael Ellerman
2014-09-16 5:40 ` Yijing Wang
2014-09-05 10:10 ` [PATCH v1 16/21] s390/MSI: " Yijing Wang
2014-09-16 11:35 ` Sebastian Ott
2014-09-17 1:24 ` Yijing Wang
2014-09-05 10:10 ` [PATCH v1 17/21] arm/iop13xx/MSI: " Yijing Wang
2014-09-05 10:10 ` [PATCH v1 18/21] IA64/MSI: " Yijing Wang
2014-09-05 10:10 ` [PATCH v1 19/21] Sparc/MSI: " Yijing Wang
2014-09-05 10:10 ` [PATCH v1 20/21] tile/MSI: " Yijing Wang
2014-09-05 10:10 ` [PATCH v1 21/21] PCI/MSI: Clean up unused MSI arch functions Yijing Wang
2014-09-15 14:47 ` Lucas Stach
2014-09-16 2:09 ` Yijing Wang
2014-09-23 21:09 ` [PATCH v1 00/21] Use MSI chip to configure MSI/MSI-X in all platforms Bjorn Helgaas
2014-09-24 3:52 ` Yijing Wang
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