Re: [PATCH v4 0/4] Add qcom hvc/shmem transport support

Nikunj Kela
2023-09-18T15:42:12Z

Gentle Ping!

On 9/11/2023 12:43 PM, Nikunj Kela wrote:
> This change augments smc transport to include support for Qualcomm virtual
> platforms by passing a parameter(capability-id) in the hypervisor call to
> identify which doorbell to assert. This parameter is dynamically generated
> at runtime on the device and insuitable to pass via the devicetree.
>
> The function ID and parameter are stored by firmware in the shmem region.
>
> This has been tested on ARM64 virtual Qualcomm platform.
>
> ---
> v4 -> port the changes into smc.c
>
> v3 -> fix the compilation error reported by the test bot,
> add support for polling based instances
>
> v2 -> use allOf construct in dtb schema,
> remove wrappers from mutexes,
> use architecture independent channel layout
>
> v1 -> original patches
>
> Nikunj Kela (4):
> firmware: arm_scmi: Add polling support for completion in smc
> dt-bindings: arm: convert nested if-else construct to allOf
> dt-bindings: arm: Add new compatible for smc/hvc transport for SCMI
> firmware: arm_scmi: Add qcom hvc/shmem transport support
>
> .../bindings/firmware/arm,scmi.yaml | 67 +++++++++++--------
> drivers/firmware/arm_scmi/Kconfig | 14 ++++
> drivers/firmware/arm_scmi/driver.c | 1 +
> drivers/firmware/arm_scmi/smc.c | 62 +++++++++++++++--
> 4 files changed, 110 insertions(+), 34 deletions(-)
>