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ASoC: SDCA: Add default value for mipi-sdca-function-reset-max-delay

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Add a default value for the function reset timeout since version 1.0
of the SDCA specification doesn't actually include this property, it
was added later.

Fixes: 7b6be935e7 ("ASoC: SDCA: Parse Function Reset max delay")
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.dev>
Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://patch.msgid.link/20260225140118.402695-2-ckeepax@opensource.cirrus.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Charles Keepax
2026-02-26 19:16:45 +00:00
committed by Mark Brown
parent 6de23f81a5
commit 1bbbda5b17
2 changed files with 5 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files
sound/soc/sdca/sdca_fdl.c
-5
View File
@@ -46,11 +46,6 @@ int sdca_reset_function(struct device *dev, struct sdca_function_data *function,
if (ret) // Allowed for function reset to not be implemented
return 0;
if (!function->reset_max_delay) {
dev_err(dev, "No reset delay specified in DisCo\n");
return -EINVAL;
}
/*
* Poll up to 16 times but no more than once per ms, these are just
* arbitrarily selected values, so may be fine tuned in future.
sound/soc/sdca/sdca_functions.c
+5 -1
View File
@@ -2167,8 +2167,12 @@ int sdca_parse_function(struct device *dev, struct sdw_slave *sdw,
ret = fwnode_property_read_u32(function_desc->node,
"mipi-sdca-function-reset-max-delay", &tmp);
if (!ret)
if (ret || tmp == 0) {
dev_dbg(dev, "reset delay missing, defaulting to 100mS\n");
function->reset_max_delay = 100000;
} else {
function->reset_max_delay = tmp;
}
dev_dbg(dev, "%pfwP: name %s busy delay %dus reset delay %dus\n",
function->desc->node, function->desc->name,