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Wysocki" , Mika Westerberg , Linus Walleij , Bartosz Golaszewski , Uwe =?utf-8?Q?Kleine-K=C3=B6nig?= , Palmer Dabbelt , Paul Walmsley , Len Brown , Rahul Pathak , Leyfoon Tan , Atish Patra , Andrew Jones , Samuel Holland , Anup Patel , linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v3 20/23] mailbox/riscv-sbi-mpxy: Add ACPI support Message-ID: References: <20250511133939.801777-1-apatel@ventanamicro.com> <20250511133939.801777-21-apatel@ventanamicro.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Mon, May 12, 2025 at 10:28:17AM +0300, Andy Shevchenko wrote: > On Sun, May 11, 2025 at 07:09:36PM +0530, Anup Patel wrote: > > From: Sunil V L > > > > Add ACPI support for the RISC-V SBI message proxy (MPXY) based > > mailbox driver. > > ... > > > - if (is_of_node(dev_fwnode(dev))) > > + if (is_of_node(dev_fwnode(dev))) { > > of_msi_configure(dev, to_of_node(dev_fwnode(dev))); > > + } else { > > You probably want to have this as > > } else if (is_acpi_..._node()) { // you should decide if it is data, device or any type of ACPI node you match with > Sure. > > + msi_domain = irq_find_matching_fwnode(imsic_acpi_get_fwnode(dev), > > + DOMAIN_BUS_PLATFORM_MSI); > > + dev_set_msi_domain(dev, msi_domain); > > + } > > } > > ... > > > +#ifdef CONFIG_ACPI > > + if (!acpi_disabled) > > Hmm... Why do you need this check? What for? > When we boot with DT, ACPI_COMPANION(dev) will return NULL which will cause a crash in acpi_dev_clear_dependencies(). Let me know if I am missing something. > > + acpi_dev_clear_dependencies(ACPI_COMPANION(dev)); > > +#endif > Thanks, Sunil