[PATCH v10 3/4] firmware: ti_sci: Introduce Power Management Ops
Akashdeep Kaur
a-kaur at ti.com
Tue Aug 20 01:20:49 PDT 2024
On 14/08/24 21:09, Kevin Hilman wrote:
> From: Dave Gerlach <d-gerlach@ ti. com> Introduce power management ops
> supported by the TISCI Low Power Mode API [1]. 1)
> TISCI_MSG_LPM_WAKE_REASON Get which wake up source woke the SoC from Low
> Power Mode. The wake up source IDs will be
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> From: Dave Gerlach <d-gerlach at ti.com>
>
> Introduce power management ops supported by the TISCI
> Low Power Mode API [1].
>
> 1) TISCI_MSG_LPM_WAKE_REASON
> Get which wake up source woke the SoC from Low Power Mode.
> The wake up source IDs will be common for all K3 platforms.
>
> 2) TISCI_MSG_LPM_SET_DEVICE_CONSTRAINT
> Set LPM constraint on behalf of a device. By setting a constraint, the
> device ensures that it will not be powered off or reset in the selected
> mode.
>
> 3) TISCI_MSG_LPM_SET_LATENCY_CONSTRAINT
> Set LPM resume latency constraint. By setting a constraint, the host
> ensures that the resume time from selected mode will be less than the
> constraint value.
>
> [1] https://software-dl.ti.com/tisci/esd/latest/2_tisci_msgs/pm/lpm.html
>
> Signed-off-by: Dave Gerlach <d-gerlach at ti.com>
> [g-vlaev at ti.com: LPM_WAKE_REASON and IO_ISOLATION support]
> Signed-off-by: Georgi Vlaev <g-vlaev at ti.com>
> [a-kaur at ti.com: SET_DEVICE_CONSTRAINT support]
> Signed-off-by: Akashdeep Kaur <a-kaur at ti.com>
> [vibhore at ti.com: SET_LATENCY_CONSTRAINT support]
> Signed-off-by: Vibhore Vardhan <vibhore at ti.com>
> Signed-off-by: Markus Schneider-Pargmann <msp at baylibre.com>
> Signed-off-by: Kevin Hilman <khilman at baylibre.com>
> ---
[...]
My concerns are now addressed.
Reviewed-by: Akashdeep Kaur <a-kaur at ti.com>
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