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ASOC: SOF: ipc: add support for stricter ABI checks 

Fail early if firmware is more recent than kernel and Kconfig is
selected.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Pierre-Louis Bossart 2019-04-30 18:09:17 -05:00 committed by Mark Brown
parent 73affae222
commit 4acb1c2ea4
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1 changed files with 9 additions and 0 deletions
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9
sound/soc/sof/ipc.c
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@ -762,6 +762,15 @@ int snd_sof_ipc_valid(struct snd_sof_dev *sdev)
return -EINVAL;
}
if (v->abi_version > SOF_ABI_VERSION) {
if (!IS_ENABLED(CONFIG_SND_SOC_SOF_STRICT_ABI_CHECKS)) {
dev_warn(sdev->dev, "warn: FW ABI is more recent than kernel\n");
} else {
dev_err(sdev->dev, "error: FW ABI is more recent than kernel\n");
return -EINVAL;
}
}
if (ready->debug.bits.build) {
dev_info(sdev->dev,
"Firmware debug build %d on %s-%s - options:\n"