Commit 89e95be1 authored by Pierre-Louis Bossart's avatar Pierre-Louis Bossart Committed by Vinod Koul
Browse files

soundwire: mipi_disco: add support for clock-scales property 



The DisCo for SoundWire 2.0 spec adds support for the
'mipi-sdw-supported-clock-scales' property, which is just a
rename. Add in a backwards-compatible manner.

Signed-off-by: default avatarPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: default avatarBard Liao <yung-chuan.liao@linux.intel.com>
Link: https://lore.kernel.org/r/20241003070650.62787-11-yung-chuan.liao@linux.intel.com


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent a489afc1

drivers/soundwire/mipi_disco.c

+8 −2
Original line number Diff line number Diff line
@@ -51,6 +51,7 @@ int sdw_master_read_prop(struct sdw_bus *bus) 
{

	struct sdw_master_prop *prop = &bus->prop;

	struct fwnode_handle *link;

	const char *scales_prop;

	char name[32];

	int nval;

	int ret;
@@ -112,7 +113,12 @@ int sdw_master_read_prop(struct sdw_bus *bus) 
		}

	}



	nval = fwnode_property_count_u32(link, "mipi-sdw-supported-clock-gears");

	scales_prop = "mipi-sdw-supported-clock-scales";

	nval = fwnode_property_count_u32(link, scales_prop);

	if (nval == 0) {

		scales_prop = "mipi-sdw-supported-clock-gears";

		nval = fwnode_property_count_u32(link, scales_prop);

	}

	if (nval > 0) {

		prop->num_clk_gears = nval;

		prop->clk_gears = devm_kcalloc(bus->dev, prop->num_clk_gears,
@@ -124,7 +130,7 @@ int sdw_master_read_prop(struct sdw_bus *bus) 
		}



		ret = fwnode_property_read_u32_array(link,

					       "mipi-sdw-supported-clock-gears",

					       scales_prop,

					       prop->clk_gears,

					       prop->num_clk_gears);

		if (ret < 0)