From 1ab88b57bbc2196545a510679e01b1f26158c39b Mon Sep 17 00:00:00 2001 From: Pierre-Louis Bossart Date: Thu, 3 Oct 2024 15:06:48 +0800 Subject: [PATCH] soundwire: mipi-disco: add comment on DP0-supported property 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 Signed-off-by: Bard Liao Link: https://lore.kernel.org/r/20241003070650.62787-13-yung-chuan.liao@linux.intel.com Signed-off-by: Vinod Koul --- drivers/soundwire/mipi_disco.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/soundwire/mipi_disco.c b/drivers/soundwire/mipi_disco.c index 6feba5631eae8..d6eb63bf12525 100644 --- a/drivers/soundwire/mipi_disco.c +++ b/drivers/soundwire/mipi_disco.c @@ -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"); -- 2.39.5