Re: [PATCH 2/2] usb: dwc3: qcom: Support firmware-managed resource states for power management
From: Krzysztof Kozlowski
Date: Thu Nov 27 2025 - 07:14:33 EST
On 27/11/2025 11:31, Sriram Dash wrote:
> Add support for firmware-managed resource states in the
> Qualcomm DWC3 USB controller driver. On platforms
> like sa8255p, where controller resources are abstracted
> and managed collectively by firmware, the driver communicates
> power management transitions using dedicated resource state
> levels via dev_pm_opp_set_level().
>
> Macros are introduced to represent key lifecycle events:
> initialization, system and runtime suspend/resume, and exit.
> The driver sets the appropriate resource state during probe,
> remove, suspend, and resume operations, enabling bulk ON/OFF
> transitions of grouped resources according to the
> controller's operational state.
>
> Signed-off-by: Sriram Dash <sriram.dash@xxxxxxxxxxxxxxxx>
> Co-developed-by: Shazad Hussain <shazad.hussain@xxxxxxxxxxxxxxxx>
> Signed-off-by: Shazad Hussain <shazad.hussain@xxxxxxxxxxxxxxxx>
Messed order of tags. Please read carefully submitting patches, so you
understand what you certify before you actually certify.
Best regards,
Krzysztof