On 10:37-20190722, Lokesh Vutla wrote: > Sysfw provides an option for requesting exclusive access for a > device using the flags MSG_FLAG_DEVICE_EXCLUSIVE. If this flag is > not used, the device is meant to be shared across hosts. Once a device > is requested from a host with this flag set, any request to this > device from a different host will be nacked by sysfw. > > Current tisci firmware and pm drivers always requests for device with > exclusive permissions set. But this is not be true for certain devices > that are expcted to be shared across different host contexts. > So add support for getting the shared or exclusive permissions from DT > and request firmware accordingly. > > Changes since v3: https://patchwork.kernel.org/project/linux-arm-kernel/list/?series=103447 > - Rebased on top of v5.3-rc1 > - Updated power-domain cells for j721e. > - Mark the console uart as shared in am65x-base-board > - Added Reviewed-by from Rob [...] Looks good to me. Reviewed-by: Nishanth Menon <nm@xxxxxx> -- Regards, Nishanth Menon
