From: Sunil V L <sunilvl@ventanamicro.com>
To: "Björn Töpel" <bjorn@kernel.org>
Cc: "Rafael J. Wysocki" <rafael@kernel.org>,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org,
linux-acpi@vger.kernel.org, linux-pci@vger.kernel.org,
acpica-devel@lists.linux.dev,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>,
Paul Walmsley <paul.walmsley@sifive.com>,
Palmer Dabbelt <palmer@dabbelt.com>,
Albert Ou <aou@eecs.berkeley.edu>, Len Brown <lenb@kernel.org>,
Bjorn Helgaas <bhelgaas@google.com>,
Anup Patel <anup@brainfault.org>,
Thomas Gleixner <tglx@linutronix.de>,
Samuel Holland <samuel.holland@sifive.com>,
Robert Moore <robert.moore@intel.com>,
Haibo1 Xu <haibo1.xu@intel.com>,
Conor Dooley <conor.dooley@microchip.com>,
Andrew Jones <ajones@ventanamicro.com>,
Atish Kumar Patra <atishp@rivosinc.com>,
Andrei Warkentin <andrei.warkentin@intel.com>,
Marc Zyngier <maz@kernel.org>
Subject: Re: [RFC PATCH v4 00/20] RISC-V: ACPI: Add external interrupt controller support
Date: Mon, 29 Apr 2024 12:11:00 +0530 [thread overview]
Message-ID: <Zi9A/KQv5fB/8nB3@sunil-laptop> (raw)
In-Reply-To: <871q6uir15.fsf@all.your.base.are.belong.to.us>
On Wed, Apr 24, 2024 at 07:55:50PM +0200, Björn Töpel wrote:
> "Rafael J. Wysocki" <rafael@kernel.org> writes:
>
> > On Mon, Apr 15, 2024 at 7:01 PM Sunil V L <sunilvl@ventanamicro.com> wrote:
> >>
> >> This series adds support for the below ECR approved by ASWG.
> >> 1) MADT - https://drive.google.com/file/d/1oMGPyOD58JaPgMl1pKasT-VKsIKia7zR/view?usp=sharing
> >>
> >> The series primarily enables irqchip drivers for RISC-V ACPI based
> >> platforms.
> >>
> >> The series can be broadly categorized like below.
> >>
> >> 1) PCI ACPI related functions are migrated from arm64 to common file so
> >> that we don't need to duplicate them for RISC-V.
> >>
> >> 2) Added support for re-ordering the probe of interrupt controllers when
> >> IRQCHIP_ACPI_DECLARE is used.
> >>
> >> 3) To ensure probe order between interrupt controllers and devices,
> >> implicit dependency is created similar to when _DEP is present.
> >>
> >> 4) When PNP devices like Generic 16550A UART, have the dependency on the
> >> interrupt controller, they will not be added to PNP data structures. So,
> >> added second phase of pnpacpi_init to handle this.
> >>
> >> 5) ACPI support added in RISC-V interrupt controller drivers.
> >>
> >> This series is still kept as RFC to seek feedback on above design
> >> changes. Looking forward for the feedback!
> >
> > I've looked at the patches and I don't see anything deeply concerning
> > in them from the ACPI core code perspective.
> >
> > The changes look reasonably straightforward to me.
>
> Sunil, given Rafael's input, it sounds like it's time for a patch
> proper. This is really the missing piece to make ACPI usable on RISC-V!
>
> Thanks for the nice work!
> Björn
>
> FWIW,
> Tested-by: Björn Töpel <bjorn@rivosinc.com>
>
Sorry for the delayed response. I was AFK last week.
Many thanks!!, Rafael. Let me send next version without RFC.
Thank you very much Björn for testing it.
Thanks,
Sunil
prev parent reply other threads:[~2024-04-29 6:41 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-15 17:00 [RFC PATCH v4 00/20] RISC-V: ACPI: Add external interrupt controller support Sunil V L
2024-04-15 17:00 ` [RFC PATCH v4 01/20] arm64: PCI: Migrate ACPI related functions to pci-acpi.c Sunil V L
2024-04-15 17:00 ` [RFC PATCH v4 02/20] RISC-V: ACPI: Implement PCI related functionality Sunil V L
2024-04-15 17:00 ` [RFC PATCH v4 03/20] PCI: Make pci_create_root_bus() declare its reliance on MSI domains Sunil V L
2024-04-15 23:15 ` Bjorn Helgaas
2024-04-16 8:24 ` Sunil V L
2024-04-16 20:46 ` Bjorn Helgaas
2024-04-17 15:33 ` Sunil V L
2024-04-18 11:45 ` Sunil V L
2024-04-15 17:00 ` [RFC PATCH v4 04/20] ACPI: scan.c: Add weak arch specific function to reorder the IRQCHIP probe Sunil V L
2024-04-15 17:00 ` [RFC PATCH v4 05/20] ACPI: RISC-V: Implement arch function to reorder irqchip probe entries Sunil V L
2024-04-15 17:00 ` [RFC PATCH v4 06/20] ACPI: bus: Add acpi_riscv_init function Sunil V L
2024-04-15 17:01 ` [RFC PATCH v4 07/20] RISC-V: Kconfig: Select deferred GSI probe for ACPI systems Sunil V L
2024-04-15 17:01 ` [RFC PATCH v4 08/20] ACPI: scan: Refactor dependency creation Sunil V L
2024-04-15 17:01 ` [RFC PATCH v4 09/20] drivers/acpi/scan.c: Update _DEP honor list Sunil V L
2024-04-15 17:01 ` [RFC PATCH v4 10/20] RISC-V: ACPI: Initialize GSI mapping structures Sunil V L
2024-04-15 17:01 ` [RFC PATCH v4 11/20] ACPI: scan.c: Define weak function to populate dependencies Sunil V L
2024-04-15 17:01 ` [RFC PATCH v4 12/20] RISC-V: ACPI: Implement function to add implicit dependencies Sunil V L
2024-04-15 17:01 ` [RFC PATCH v4 13/20] ACPI/PNP: Initialize PNP devices skipped due to _DEP Sunil V L
2024-04-15 17:01 ` [RFC PATCH v4 14/20] irqchip: riscv-intc: Add ACPI support for AIA Sunil V L
2024-04-15 17:01 ` [RFC PATCH v4 15/20] irqchip: riscv-imsic: Add ACPI support Sunil V L
2024-04-15 17:01 ` [RFC PATCH v4 16/20] irqchip: riscv-aplic: " Sunil V L
2024-04-15 17:01 ` [RFC PATCH v4 17/20] irqchip: irq-sifive-plic: " Sunil V L
2024-04-15 17:01 ` [RFC PATCH v4 18/20] ACPI: bus: Add RINTC IRQ model for RISC-V Sunil V L
2024-04-15 17:01 ` [RFC PATCH v4 19/20] irqchip: riscv-intc: Set ACPI irqmodel Sunil V L
2024-04-15 17:01 ` [RFC PATCH v4 20/20] ACPI: pci_link: Clear the dependencies after probe Sunil V L
2024-04-18 13:49 ` [RFC PATCH v4 00/20] RISC-V: ACPI: Add external interrupt controller support Björn Töpel
2024-04-18 13:58 ` Sunil V L
2024-04-18 14:20 ` Heinrich Schuchardt
2024-04-22 19:28 ` Rafael J. Wysocki
2024-04-24 17:55 ` Björn Töpel
2024-04-29 6:41 ` Sunil V L [this message]
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