When the kernel is more recent than firmware files, it will always behave in backwards-compatible ways.
Add optional behavior to check if the kernel is older than the firmware files, so that the kernel fails early instead of attempting to use new functionality it does not support.
Signed-off-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com --- sound/soc/sof/Kconfig | 15 +++++++++++++++ 1 file changed, 15 insertions(+)
diff --git a/sound/soc/sof/Kconfig b/sound/soc/sof/Kconfig index eaa380092c3b..a1a9ffe605dc 100644 --- a/sound/soc/sof/Kconfig +++ b/sound/soc/sof/Kconfig @@ -53,6 +53,21 @@ config SND_SOC_SOF_NOCODEC Say Y if you need this nocodec fallback option If unsure select "N".
+config SND_SOC_SOF_STRICT_ABI_CHECKS + bool "SOF strict ABI checks" + help + This option enables strict ABI checks for firmware and topology + files. + When these files are more recent than the kernel, the kernel + will handle the functionality it supports and may report errors + during topology creation or run-time usage if new functionality + is invoked. + This option will stop topology creation and firmware load upfront. + It is intended for SOF CI/releases and not for users or distros. + Say Y if you want strict ABI checks for an SOF release + If you are not involved in SOF releases and CI development + select "N". + config SND_SOC_SOF_DEBUG bool "SOF debugging features" help