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TingHan Shen
9db69df4bd
Some of mediatek processors contain the Tensilica HiFix DSP for audio processing. The communication between Host CPU and DSP firmware is taking place using a shared memory area for message passing. ADSP IPC protocol offers (send/recv) interfaces using mediatek-mailbox APIs. We use two mbox channels to implement a request-reply protocol. Signed-off-by: Allen-KH Cheng <[email protected]> Signed-off-by: TingHan Shen <[email protected]> Reviewed-by: Pierre-Louis Bossart <[email protected]> Reviewed-by: Curtis Malainey <[email protected]> Reviewed-by: Tzung-Bi Shih <[email protected]> Reviewed-by: YC Hung <[email protected]> Reviewed-by: AngeloGioacchino Del Regno <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Mark Brown <[email protected]>