remoteproc: qcom: enable in-kernel PD mapper

Request in-kernel protection domain mapper to be started before starting
Qualcomm DSP and release it once DSP is stopped. Once all DSPs are
stopped, the PD mapper will be stopped too.

Reviewed-by: Chris Lew <quic_clew@quicinc.com>
Tested-by: Steev Klimaszewski <steev@kali.org>
Tested-by: Neil Armstrong <neil.armstrong@linaro.org> # on SM8550-QRD
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20240622-qcom-pd-mapper-v9-5-a84ee3591c8e@linaro.org


Signed-off-by: Bjorn Andersson <andersson@kernel.org>