Messages in this thread | | | Subject | Re: [PATCH V6 0/7] Introduce ACPI world to ITS irqchip | From | Tomasz Nowicki <> | Date | Wed, 15 Jun 2016 11:34:00 +0200 |
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On 15.06.2016 11:09, Marc Zyngier wrote: > On Mon, 13 Jun 2016 16:41:06 +0200 > Tomasz Nowicki <tn@semihalf.com> wrote: > >> The series builds the PCI/MSI domain stack based on initial IORT driver >> which is added in first place. As a reference please see IORT spec: >> http://infocenter.arm.com/help/topic/com.arm.doc.den0049b/DEN0049B_IO_Remapping_Table.pdf >> >> Patches were built on top of accepted ARM64 ACPI PCI support and can be found >> all together here: >> https://github.com/semihalf-nowicki-tomasz/linux.git (its-acpi-v6) >> >> Tested on Cavium ThunderX server. >> >> v5 -> v6 >> - added locking mechanism for IORT list with domain token >> - IORT function name improvements >> - extended IORT RID mapping helper >> - reworked IORT to be more SMMU friendly >> - IORT functions which map RID and find corresponding domain are not >> PCI specific any more (struct pci_dev -> struct device) >> - bug fixes >> >> v4 -> v5 >> - rebased against v4.7-rc1 >> - drop generic layer and call IORT functions directly >> - improve resource abstraction and string formatting >> >> v3 -> v4 >> - rebased against v4.5 >> - add ACPI support for IRQ domain handling on a per-device basis >> - reorder domain setup step >> - improve error handling >> - code style improvements >> >> v2 -> v3 >> - rebased on top of 4.4 >> - fixes and improvements for redistributor init via GICC structures >> - fixes as per kbuild reports >> >> v1 -> v2 >> - rebased on top of 4.4-rc4 >> - use pci_msi_domain_get_msi_rid for requester ID to device ID translation >> >> Tomasz Nowicki (7): >> ACPI: I/O Remapping Table (IORT) initial support >> PCI/MSI: Setup MSI domain on a per-devices basis using IORT ACPI table >> irqchip/gicv3-its: Cleanup for ITS domain initialization >> irqchip/gicv3-its: Refator ITS DT init code to prepare for ACPI >> irqchip/gicv3-its: Probe ITS in the ACPI way >> irqchip/gicv3-its: Factor out code that might be reused for ACPI >> irqchip/gicv3-its: Use MADT ITS subtable to do PCI/MSI domain >> initialization >> >> drivers/acpi/Kconfig | 3 + >> drivers/acpi/Makefile | 1 + >> drivers/acpi/iort.c | 386 +++++++++++++++++++++++++++++++ >> drivers/irqchip/Kconfig | 1 + >> drivers/irqchip/irq-gic-v3-its-pci-msi.c | 88 +++++-- >> drivers/irqchip/irq-gic-v3-its.c | 185 ++++++++++----- >> drivers/irqchip/irq-gic-v3.c | 7 +- >> drivers/pci/msi.c | 11 +- >> include/linux/iort.h | 38 +++ >> include/linux/irqchip/arm-gic-v3.h | 4 +- >> 10 files changed, 646 insertions(+), 78 deletions(-) >> create mode 100644 drivers/acpi/iort.c >> create mode 100644 include/linux/iort.h >> > > > Once you've addressed the couple of remarks I had, and unless someone > has further objections, this should be in a sane state.
Thanks for having a look !
> > Of course, the following question would be "who merges this thing". I'm > happy to take it (mostly because it makes my life easier on the ITS > side), but it needs to be Acked by the usual suspects (Rafael, Bjorn, > Lorenzo). >
As for me, I am fine you to merge it.
Bjorn, Rafael, Lorenzo,
Can you please check on respective patches? Thanks in advance.
Tomasz
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