From: wangyijing@huawei•com (Yijing Wang)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH v3 09/27] arm/PCI: Clean unused pcibios_add_bus() and pcibios_remove_bus()
Date: Thu, 23 Oct 2014 14:39:35 +0800 [thread overview]
Message-ID: <5448A2A7.9090407@huawei.com> (raw)
In-Reply-To: <20141023053858.GD11770@google.com>
>> /*
>> * Swizzle the device pin each time we cross a bridge. If a platform does
>> * not provide a swizzle function, we perform the standard PCI swizzling.
>> @@ -478,8 +464,6 @@ static void pcibios_init_hw(struct device *parent, struct hw_pci *hw,
>> sys->swizzle = hw->swizzle;
>> sys->map_irq = hw->map_irq;
>> sys->align_resource = hw->align_resource;
>> - sys->add_bus = hw->add_bus;
>> - sys->remove_bus = hw->remove_bus;
>> INIT_LIST_HEAD(&sys->resources);
>>
>> if (hw->private_data)
>
> What do the core changes below have to do with the ARM changes above?
> They should be a separate patch unless they can't be separated.
Hm, it's not the thing have to do, because the changes below is only used by arm arch, so I put it here
together. It's ok to split the core changes out to another one.
>
>> diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
>> index f11108c..56e54ad 100644
>> --- a/drivers/pci/msi.c
>> +++ b/drivers/pci/msi.c
>> @@ -32,12 +32,10 @@ int pci_msi_ignore_mask;
>>
>> int __weak arch_setup_msi_irq(struct pci_dev *dev, struct msi_desc *desc)
>> {
>> - struct msi_chip *chip = dev->bus->msi;
>> + struct msi_chip *chip;
>> int err;
>>
>> - if (!chip)
>> - chip = pci_msi_chip(dev->bus);
>> -
>> + chip = pci_msi_chip(dev->bus);
>> if (!chip || !chip->setup_irq)
>> return -EINVAL;
>>
>> @@ -51,10 +49,7 @@ int __weak arch_setup_msi_irq(struct pci_dev *dev, struct msi_desc *desc)
>> void __weak arch_teardown_msi_irq(unsigned int irq)
>> {
>> struct msi_desc *entry = irq_get_msi_desc(irq);
>> - struct msi_chip *chip = entry->dev->bus->msi;
>> -
>> - if (!chip)
>> - chip = pci_msi_chip(entry->dev->bus);
>> + struct msi_chip *chip = pci_msi_chip(entry->dev->bus);
>>
>> if (!chip || !chip->teardown_irq)
>> return;
>> --
>> 1.7.1
>>
>> --
>> To unsubscribe from this list: send the line "unsubscribe linux-pci" in
>> the body of a message to majordomo at vger.kernel.org
>> More majordomo info at http://vger.kernel.org/majordomo-info.html
>
> .
>
--
Thanks!
Yijing
next prev parent reply other threads:[~2014-10-23 6:39 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-15 3:06 [PATCH v3 00/27] Use MSI chip framework to configure MSI/MSI-X in all platforms Yijing Wang
2014-10-15 3:06 ` [PATCH v3 01/27] MSI: Remove the redundant irq_set_chip_data() Yijing Wang
2014-10-15 3:06 ` [PATCH v3 02/27] x86/xen/MSI: Eliminate arch_msix_mask_irq() and arch_msi_mask_irq() Yijing Wang
2014-10-23 4:25 ` Bjorn Helgaas
2014-10-23 4:44 ` Yijing Wang
2014-10-15 3:06 ` [PATCH v3 03/27] s390/MSI: Use __msi_mask_irq() instead of default_msi_mask_irq() Yijing Wang
2014-10-15 3:06 ` [PATCH v3 04/27] arm/MSI: Save MSI chip in pci_sys_data Yijing Wang
2014-10-20 17:21 ` Lorenzo Pieralisi
2014-10-21 1:32 ` Yijing Wang
2014-10-23 5:35 ` Bjorn Helgaas
2014-10-23 6:32 ` Yijing Wang
2014-10-15 3:06 ` [PATCH v3 05/27] PCI: tegra: Save msi " Yijing Wang
2014-10-23 5:18 ` Bjorn Helgaas
2014-10-23 6:23 ` Yijing Wang
2014-10-15 3:06 ` [PATCH v3 06/27] PCI: designware: " Yijing Wang
2014-10-15 3:06 ` [PATCH v3 07/27] PCI: rcar: " Yijing Wang
2014-10-15 3:06 ` [PATCH v3 08/27] PCI: mvebu: " Yijing Wang
2014-10-15 3:06 ` [PATCH v3 09/27] arm/PCI: Clean unused pcibios_add_bus() and pcibios_remove_bus() Yijing Wang
2014-10-23 5:38 ` Bjorn Helgaas
2014-10-23 6:39 ` Yijing Wang [this message]
2014-10-15 3:06 ` [PATCH v3 10/27] PCI/MSI: Remove useless bus->msi assignment Yijing Wang
2014-10-23 5:41 ` Bjorn Helgaas
2014-10-23 6:40 ` Yijing Wang
2014-10-15 3:06 ` [PATCH v3 11/27] PCI/MSI: Refactor struct msi_chip to make it become more common Yijing Wang
2014-10-15 3:07 ` [PATCH v3 12/27] x86/MSI: Use MSI chip framework to configure MSI/MSI-X irq Yijing Wang
2014-10-15 3:07 ` [PATCH v3 13/27] x86/xen/MSI: " Yijing Wang
2014-10-15 3:07 ` [PATCH v3 14/27] Irq_remapping/MSI: " Yijing Wang
2014-10-15 3:07 ` [PATCH v3 15/27] x86/MSI: Remove unused MSI weak arch functions Yijing Wang
2014-10-15 3:07 ` [PATCH v3 16/27] Mips/MSI: Save msi chip in pci sysdata Yijing Wang
2014-10-25 13:04 ` Ralf Baechle
2014-10-27 1:06 ` Yijing Wang
2014-10-15 3:07 ` [PATCH v3 17/27] MIPS/Octeon/MSI: Use MSI chip framework to configure MSI/MSI-X irq Yijing Wang
2014-10-15 3:07 ` [PATCH v3 18/27] MIPS/Xlp: Remove the dead function destroy_irq() to fix build error Yijing Wang
2014-10-25 13:11 ` Ralf Baechle
2014-10-15 3:07 ` [PATCH v3 19/27] MIPS/Xlp/MSI: Use MSI chip framework to configure MSI/MSI-X irq Yijing Wang
2014-10-15 3:07 ` [PATCH v3 20/27] MIPS/Xlr/MSI: " Yijing Wang
2014-10-15 3:07 ` [PATCH v3 21/27] Powerpc/MSI: " Yijing Wang
2014-10-17 7:23 ` Michael Ellerman
2014-10-17 7:42 ` Yijing Wang
2014-10-15 3:07 ` [PATCH v3 22/27] s390/MSI: " Yijing Wang
2014-10-16 12:13 ` Sebastian Ott
2014-10-17 1:04 ` Yijing Wang
2014-10-15 3:07 ` [PATCH v3 23/27] arm/iop13xx/MSI: " Yijing Wang
2014-10-15 3:07 ` [PATCH v3 24/27] IA64/MSI: " Yijing Wang
2014-10-22 23:53 ` Bjorn Helgaas
2014-10-23 1:17 ` Yijing Wang
2014-10-15 3:07 ` [PATCH v3 25/27] Sparc/MSI: " Yijing Wang
2014-10-15 2:36 ` David Miller
2014-10-15 3:07 ` [PATCH v3 26/27] tile/MSI: " Yijing Wang
2014-10-15 3:07 ` [PATCH v3 27/27] PCI/MSI: Clean up unused MSI arch functions Yijing Wang
2014-10-23 5:43 ` [PATCH v3 00/27] Use MSI chip framework to configure MSI/MSI-X in all platforms Bjorn Helgaas
2014-10-23 7:45 ` Yijing Wang
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