ASoC: SOF: Add `src_hash` to `sof_ipc_fw_version` structure

This field will be used to compare ldc file with loaded fw version,
to assert validity of trace logs. Value used in sof-logger.

Signed-off-by: Karol Trzcinski <karolx.trzcinski@linux.intel.com>
Reviewed-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Link: https://lore.kernel.org/r/20200917105633.2579047-3-kai.vehmanen@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/include/sound/sof/info.h b/include/sound/sof/info.h
index 313e3e7..0b7101a 100644 (file)
--- a/include/sound/sof/info.h
+++ b/include/sound/sof/info.h
@@ -46,9 +46,11 @@ struct sof_ipc_fw_version {
        uint8_t time[10];
        uint8_t tag[6];
        uint32_t abi_version;
+       /* used to check FW and ldc file compatibility, reproducible value */
+       uint32_t src_hash;
 
        /* reserved for future use */
-       uint32_t reserved[4];
+       uint32_t reserved[3];
 } __packed;
 
 /* FW ready Message - sent by firmware when boot has completed */