Re: [PATCH V3] PCI: exynos: add support for MSI

From: Jingoo Han
Date: Thu Sep 26 2013 - 00:32:26 EST


On Friday, September 06, 2013 3:55 PM, Jingoo Han wrote:
>
> This patch adds support for Message Signaled Interrupt in the
> Exynos PCIe diver using Synopsys designware PCIe core IP.
>
> Signed-off-by: Siva Reddy Kallam <siva.kallam@xxxxxxxxxxx>
> Signed-off-by: Srikanth T Shivanand <ts.srikanth@xxxxxxxxxxx>
> Signed-off-by: Jingoo Han <jg1.han@xxxxxxxxxxx>
> Cc: Pratyush Anand <pratyush.anand@xxxxxx>
> Cc: Mohit KUMAR <Mohit.KUMAR@xxxxxx>

Hi Bjorn Helgaas,

There is no comment for last 3 weeks.
Would you merge this patch to your tree?
Thank you.

Best regards,
Jingoo Han

> ---
> Changes since v2:
> - fixed MAX_MSI_CTRLS because MAX_MSI_IRQS is 32 only
> - used __get_free_pages() to allocate msi_data
> - used one msi_data and msi_irq_in_use per one RC
> - used irq_domain to represent the MSI controller
> - removed msi-base irq number from device tree because this is not
> a hardware property.
>
> Changes since v1:
> - removed unnecessary exynos_pcie_clear_irq_level()
> - updated the bindings documentation
> - used new msi_chip infrastructure
> - removed ARCH_SUPPORTS_MSI
> - replaced #ifdef guards with IS_ENABLED(CONFIG_PCI_MSI)
>
> drivers/pci/host/pci-exynos.c | 44 +++++++
> drivers/pci/host/pcie-designware.c | 240 ++++++++++++++++++++++++++++++++++++
> drivers/pci/host/pcie-designware.h | 14 +++
> 3 files changed, 298 insertions(+)

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