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soundwire: mipi-disco: add comment on DP0-supported property

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The DisCo for SoundWire 2.0 spec adds support for a new property, but
it's not very helpful. Add a comment to explain that it's
intentionally ignored.

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/20241003070650.62787-13-yung-chuan.liao@linux.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Pierre-Louis Bossart 2024-10-03 15:06:48 +08:00 committed by Vinod Koul
parent 4b230967c5
commit 1ab88b57bb
1 changed files with 5 additions and 1 deletions
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6
drivers/soundwire/mipi_disco.c
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@ -398,7 +398,11 @@ int sdw_slave_read_prop(struct sdw_slave *slave)
device_property_read_u32(dev, "mipi-sdw-sink-port-list",
&prop->sink_ports);
/* Read dp0 properties */
/*
* Read dp0 properties - we don't rely on the 'mipi-sdw-dp-0-supported'
* property since the 'mipi-sdw-dp0-subproperties' property is logically
* equivalent.
*/
port = device_get_named_child_node(dev, "mipi-sdw-dp-0-subproperties");
if (!port) {
dev_dbg(dev, "DP0 node not found!!\n");