From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3B36A50263; Fri, 7 Jun 2024 19:55:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717790104; cv=none; b=Mwy1BrKI1wFJxNIhgUva1QeKg0cvK63dRE1sMCIoYhOTfvh6Ydxe0cB8TuCNdGUELHZYjb5roq2/k+tib0TFCw8an5t0gcBaRMpVC1HV/E6o70KdloZFP27rkfzsw8c4IMkWxDw8VB8Sk+xdhyUCMiQGuTLAaMF8kErgd/k3Yp4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717790104; c=relaxed/simple; bh=56EznWOcTzBf8BvoIJw9+sktcRe3Ewf5qCLugsw5GDA=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition:In-Reply-To; b=hjiKMAlETdMDWbiCMCZosjrapapaHLxFM3bzoHD9wl5tPJByONarCWmMnuSovLcC6VeYPIDQPfX+F/uWEDYMGLNvnUe8wjAE+8vSRmn2qOcW3FiUlM/Kv34rq+MtK8TFdFU5Tc5mqP6qqQjIK0WxkWp9lbRK6s/rH1JkkXADJZc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=NETPHZm7; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="NETPHZm7" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5FE48C2BBFC; Fri, 7 Jun 2024 19:55:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1717790103; bh=56EznWOcTzBf8BvoIJw9+sktcRe3Ewf5qCLugsw5GDA=; h=Date:From:To:Cc:Subject:In-Reply-To:From; b=NETPHZm70yDZDAggk+X9Y3lyR50VhHmwYq0to80tbj6yxNOpIQtkd/HHO1NbSP6uh rjj4rMBcouFf0euj7SIJmVVsN1vkkwOK65I1H5LioiVegBnwB8f8DCFfq1k9p/JsZ7 sqDvYXm/pCudZ/PYZ5iCXtvIAqizPCH5/UbydNtg2vt+4cENuRic6LlQXZE28yh6dQ kGJsGP4YTKEto/95SvGbzqTslRwI41vR2816UsZecDWu76fzAWZrCJY37KaHALQlIe fAPX0mtRSMhKGP8NoeZRfkq7E+8biGHyRKX8NCzNuKct/7zpFBT8DWPttOKY7pUnIO sK6P8eb4Zxdzw== Date: Fri, 7 Jun 2024 14:55:01 -0500 From: Bjorn Helgaas To: Roman Kisel Cc: Saurabh Singh Sengar , arnd@arndb.de, bhelgaas@google.com, bp@alien8.de, catalin.marinas@arm.com, dave.hansen@linux.intel.com, decui@microsoft.com, haiyangz@microsoft.com, hpa@zytor.com, kw@linux.com, kys@microsoft.com, lenb@kernel.org, lpieralisi@kernel.org, mingo@redhat.com, mhklinux@outlook.com, rafael@kernel.org, robh@kernel.org, tglx@linutronix.de, wei.liu@kernel.org, will@kernel.org, linux-acpi@vger.kernel.org, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-hyperv@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, x86@kernel.org, ssengar@microsoft.com, sunilmut@microsoft.com, vdso@hexbites.dev Subject: Re: [PATCH v2 6/6] drivers/pci/hyperv/arm64: vPCI MSI IRQ domain from DT Message-ID: <20240607195501.GA858122@bhelgaas> Precedence: bulk X-Mailing-List: linux-arch@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: <20240515181238.GA2129352@bhelgaas> On Wed, May 15, 2024 at 01:12:38PM -0500, Bjorn Helgaas wrote: > On Wed, May 15, 2024 at 09:34:09AM -0700, Roman Kisel wrote: > > > > > > On 5/15/2024 2:48 AM, Saurabh Singh Sengar wrote: > > > On Tue, May 14, 2024 at 03:43:53PM -0700, Roman Kisel wrote: > > > > The hyperv-pci driver uses ACPI for MSI IRQ domain configuration > > > > on arm64 thereby it won't be able to do that in the VTL mode where > > > > only DeviceTree can be used. > > > > > > > > Update the hyperv-pci driver to discover interrupt configuration > > > > via DeviceTree. > > > > > > Subject prefix should be "PCI: hv:" I forgot to also suggest that the subject line begin with a verb, e.g., "Get vPCI MSI IRQ domain from DT" or similar, again so it reads consistently with previous commits. Oh, I see patch 5/6, "Get the irq number from DeviceTree" is also very similar. It would be nice if they matched, e.g., both used "IRQ" and "DT". Bjorn