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Date: Mon, 16 Mar 2026 17:32:29 -0500
From: Bjorn Helgaas <helgaas@kernel.org>
To: manivannan.sadhasivam@oss.qualcomm.com
Cc: Bartosz Golaszewski <brgl@kernel.org>,
	Manivannan Sadhasivam <mani@kernel.org>,
	Bjorn Helgaas <bhelgaas@google.com>,
	Krishna Chaitanya Chundru <krishna.chundru@oss.qualcomm.com>,
	linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
	Bartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com>,
	Raj Kumar Bhagat <raj.bhagat@oss.qualcomm.com>,
	Bjorn Andersson <bjorn.andersson@oss.qualcomm.com>
Subject: Re: [PATCH v2 0/2] PCI/pwrctrl: A couple of fixes
Message-ID: <20260316223229.GA58051@bhelgaas>
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In-Reply-To: <20260223-pwrctrl-fixes-7-0-v2-0-97566dfb1809@oss.qualcomm.com>

On Mon, Feb 23, 2026 at 08:15:58PM +0530, Manivannan Sadhasivam via B4 Relay wrote:
> Hi,
> 
> This series fixes a couple of issues introduced in the recent pwrctrl rework
> for v7.0. Both issues are due to some incorrect assumptions on deciding when to
> create pwrctrl devices. First issue is due to assuming that all OF graph nodes
> require pwrctrl and another one is due to assuming that all PCI child nodes are
> PCI devices.
> 
> Both issues are fixed by changing the pwrctrl device creation logic in
> pwrctrl/core.
> 
> Testing
> =======
> 
> This series is tested on Lenovo Thinkpad T14s.
> 
> Note for Bjorn H
> ================
> 
> Even though only patch 1 is fixing a regression on the IPQ board which was not
> part of the testbed of the pwrctrl rework went in for v7.0, patch 2 is also
> fixing an actual issue, but it is not impacting any of the current upstream
> supported platforms. But I'd like to get these two patches merged for v7.0 so
> that both the issues are fixed in the same major release where the issues
> originated.
> 
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@oss.qualcomm.com>
> ---
> Changes in v2:
> - Used the compatible match for detecting the PCI devices in DT
> - Link to v1: https://lore.kernel.org/r/20260217-pwrctrl-fixes-7-0-v1-0-b5671e58934f@oss.qualcomm.com
> 
> ---
> Manivannan Sadhasivam (2):
>       PCI/pwrctrl: Ensure that the remote endpoint node parent has the supply requirement
>       PCI/pwrctrl: Only create pwrctrl device if the device node belongs to a PCI device
> 
>  drivers/pci/pwrctrl/core.c | 54 +++++++++++++++++++++++++++++++++++-----------
>  1 file changed, 41 insertions(+), 13 deletions(-)

Applied to pci/for-linus for v7.0, thanks!