Re: [PATCH v8] crypto: qce - Add runtime PM and interconnect bandwidth scaling support
Konrad Dybcio <[email protected]> Wed, 29 Jul 2026 10:05:31 +0200
| Newsgroups | org.kernel.vger.linux-crypto,org.kernel.vger.linux-arm-msm,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <[email protected]> |
On 7/28/26 8:11 AM, Kuldeep Singh wrote: >> The Qualcomm Crypto Engine (QCE) driver currently lacks support for >> runtime power management (PM) and interconnect bandwidth control. >> As a result, the hardware remains fully powered and clocks stay >> enabled even when the device is idle. Additionally, static >> interconnect bandwidth votes are held indefinitely, preventing the >> system from reclaiming unused bandwidth. >> >> Address this by enabling runtime PM and dynamic interconnect >> bandwidth scaling to allow the system to suspend the device when idle >> and scale interconnect usage based on actual demand. Improve overall >> system efficiency by reducing power usage and optimizing interconnect >> resource allocation. >> >> Signed-off-by: Udit Tiwari <[email protected]> > > Herbert, can you please review and pick the patch if no further comments. > This is required to fix interconnect votes summary for qce driver. This needs to be rebased on linux-next/master Konrad