Re: [PATCH v7 0/9] PCI: mediatek: fixup find_port, enable_msi and add PM, module support

From: Honghui Zhang
Date: Mon Oct 15 2018 - 02:49:50 EST


On Mon, 2018-10-15 at 14:05 +0800, Ryder Lee wrote:
> On Mon, 2018-10-15 at 13:44 +0800, honghui.zhang@xxxxxxxxxxxx wrote:
> > From: Honghui Zhang <honghui.zhang@xxxxxxxxxxxx>
> >
> > This patchset includes misc patchs:
> >
> > The patch 1 fixup the mtk_pcie_find_port logic which will cause system
> > could not touch the EP's configuration space that connected to PCIe slot 1.
> >
> > The patch 2 fixup the class type for MT7622.
> > The patch 6 fixup the enable msi logic, the operation to enable MSI
> > should be after system clock is enabled. Call mtk_pcie_enable_msi in
> > mtk_pcie_startup_port_v2 since the clock was all enabled at that time.
> >
> > The patch 7 was rebased and refactor of the v4 patch[1], changes are:
> > -Add PM support for MT7622.
> > -Using mtk_pcie_enable_port to re-establish the link when resumed.
> > -Rebased on this patchset.
> >
> > The patch 9 add loadable kernel module support.
> >
> > [1] https://patchwork.kernel.org/patch/10479079
> >
> > Change since v6:
> > - Remove the pci_unmap_iospace when remove the device since the
> > devm_pci_remap_iospace is an devm_ version.
> > - Commit message changed for patch 2(Fix class type for MT7622 as PCI_CLASS_BRIDGE_PCI).
> > - Capitilizing "MSI" and "PM" in the patch title.
> >
> > Change since v5:
> > - A bit improvement of mtk_pcie_find_port suggest by Lorenzo.
> > - Add fixup tags of fix enable MSI logic in patch 6.
> > - Add Acked-by tags from Ryder.
> >
> > Change since v4:
> > - Add patch 2 to fixup class type for MT7622.
> > - Add patch 3 to remove the redundant dev->pm_domain check
> > - Add patch 4 to covert to use pci_host_probe
> > - Add patch 5 to re-arrange the function define, this is a prepare patch for
> > fixup the enable_msi logic, no functional changed have been made by this one.
> > - Add patch 8 to save the GIC IRQ in mtk_pcie_port as a prepare patch for tear
> > down the irq when remove the kernel module.
> > - Re-arrange the find_port flow suggest by Lorenzo to make the code parse easier
> > for the patch 1.
> > - Remove the .pm_support in mtk_pcie_soc in patch 7 since if system pm was not
> > supported, then those pm callbacks will never be executed for MT7622. So the
> > .pm_support is not needed.
> >
> > Change since v3:
> > - Remove pm_runtime_XXX ops in suspend and resume callbacks in the third patch.
> > - Rebase to 4.19-rc1.
> >
> > Change since v2:
> > - Fix the list_for_each_entry_safe parameter error.
> > - Add Ryder's Acked-by flag.
> >
> > Change since v1:
> > - A bit of code refact of the first patch suggested by Andy Shevchenko, and
> > commit message updated.
> >
> > Honghui Zhang (9):
> > PCI: mediatek: Using slot's devfn for compare to fix
> > mtk_pcie_find_port logic
> > PCI: mediatek: Fix class type for MT7622 as PCI_CLASS_BRIDGE_PCI
> > PCI: mediatek: Remove the redundant dev->pm_domain check
> > PCI: mediatek: Convert to use pci_host_probe()
> > PCI: mediatek: Move the mtk_pcie_startup_port_v2 function's define
> > after mtk_pcie_setup_irq
> > PCI: mediatek: Fixup enable MSI logic by enable MSI after clock
> > enabled
> > PCI: mediatek: Add system PM support for MT2712 and MT7622
> > PCI: mediatek: Save the GIC IRQ in mtk_pcie_port
> > PCI: mediatek: Add loadable kernel module support
> >
> > drivers/pci/controller/Kconfig | 2 +-
> > drivers/pci/controller/pcie-mediatek.c | 319 +++++++++++++++++++++------------
> > 2 files changed, 204 insertions(+), 117 deletions(-)
>
>
> You forgot to add my Acked-by tags in v7.
>
> Acked-by: Ryder Lee <ryder.lee@xxxxxxxxxxxx> for the series.

Sorry about that,

Lorenzo, do I need to re-send this series with Ryder's Acked-by tags?

Thanks.
>
> Thanks.
>