Messages in this thread Patch in this message | | | From | Bard Liao <> | Subject | [PATCH 06/11] soundwire: intel: add multi-link hw_synchronization information | Date | Tue, 18 Aug 2020 10:41:15 +0800 |
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From: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
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> --- drivers/soundwire/intel.c | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/drivers/soundwire/intel.c b/drivers/soundwire/intel.c index f4441684bd7e..89a8ad1f80e8 100644 --- a/drivers/soundwire/intel.c +++ b/drivers/soundwire/intel.c @@ -1400,7 +1400,14 @@ int intel_master_startup(struct platform_device *pdev) dev_dbg(dev, "Multi-link is disabled\n"); bus->multi_link = false; } 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->hw_sync_min_links = 1; } /* Initialize shim, controller */ -- 2.17.1
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