Re: [PATCH] nvme-pci: Use NVME_QUIRK_SIMPLE_SUSPEND for Qualcomm Snapdragon 8cx Gen 3 platforms
From: Christoph Hellwig
Date: Thu Feb 13 2025 - 02:10:57 EST
On Mon, Feb 10, 2025 at 12:06:05PM +0530, Manivannan Sadhasivam wrote:
> Multiple times? As I stated in the commit message, this quirk is *not* going to
> be extended for any Qcom platforms as the rest of them can retain the PCIe power
> state during CX Power Collapse.
>
> And we don't need this quirk in any other endpoint drivers as this chipset is
> mostly used in Laptop form factors and only the NVMe driver is found to be
> causing the issues. Rest of the endpoint drivers (WLAN, Modem) are all coping
> with PCIe power going down during system suspend.
No matter where you need it - the place is the core and not the driver.