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authorDharageswari R <[email protected]>2016-09-22 14:00:37 +0530
committerMark Brown <[email protected]>2016-09-24 19:26:24 +0100
commit700a9a63f9c1bc13abaa956eacc0bfcaf3a201c2 (patch)
tree427b291810c2caa35082e542fe1be4a70cd4313e /tools/perf/scripts/python/call-graph-from-postgresql.py
parentdde53bcc3ea054a72b6d42a6fe56beb4b1a914f2 (diff)
ASoC: Intel: Skylake: Add module instance id generation APIs
Driver needs to send unique module instance id to firmware while creating the module and uses this id to communicate with DSP for setting parameters while audio use case is ongoing. But, we have upper bound of instance ID. The current IDs are coming from topology but it doesn't know the upper bound and can't assign unique id's subject to upper bounds as we can create a big graph but not all parts running at same time. This patch adds a 128bit unique id management routines which are built on top of ffz() for faster implementation. Unfortunately ffz() works on 32bits values, so additional code is added on top of ffz() to create a 128bit unique id. Signed-off-by: Dharageswari R <[email protected]> Signed-off-by: Vinod Koul <[email protected]> Signed-off-by: Mark Brown <[email protected]>
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