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soundwire: intel: add multi-link hw_synchronization information

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set the flags as required by hardware implementation

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Link: https://lore.kernel.org/r/20200901150556.19432-7-yung-chuan.liao@linux.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Pierre-Louis Bossart 2020-09-01 23:05:52 +08:00 committed by Vinod Koul
parent 88d7c71ea5
commit 94eed66107
1 changed files with 7 additions and 0 deletions
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7
drivers/soundwire/intel.c
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@ -1400,7 +1400,14 @@ int intel_master_startup(struct platform_device *pdev)
dev_dbg(dev, "Multi-link is disabled\n"); dev_dbg(dev, "Multi-link is disabled\n");
bus->multi_link = false; bus->multi_link = false;
} else { } else {
/*
* hardware-based synchronization is required regardless
* of the number of segments used by a stream: SSP-based
* synchronization is gated by gsync when the multi-master
* mode is set.
*/
bus->multi_link = true; bus->multi_link = true;
bus->hw_sync_min_links = 1;
} }
/* Initialize shim, controller */ /* Initialize shim, controller */