ASoC: Intel: Show Baytrail SST DSP firmware details during init

DSP initialization complete message IPC_IA_FW_INIT_CMPLT is a large message
carrying firmware details in mailbox. Read and show those details during
init in order to be able to get that information to QA reports.

Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Signed-off-by: Mark Brown <broonie@linaro.org>

diff --git a/sound/soc/intel/sst-baytrail-ipc.c b/sound/soc/intel/sst-baytrail-ipc.c
index d207b22ea330b6d47d25e2d87c07f6b87373e9d6..67673a2c0f415d9f120bf375a3f2a9ca722d7c9a 100644 (file)
--- a/sound/soc/intel/sst-baytrail-ipc.c
+++ b/sound/soc/intel/sst-baytrail-ipc.c
@@ -122,6 +122,26 @@ struct sst_byt_tstamp {
        u32 channel_peak[8];
 } __packed;
 
+struct sst_byt_fw_version {
+       u8 build;
+       u8 minor;
+       u8 major;
+       u8 type;
+} __packed;
+
+struct sst_byt_fw_build_info {
+       u8 date[16];
+       u8 time[16];
+} __packed;
+
+struct sst_byt_fw_init {
+       struct sst_byt_fw_version fw_version;
+       struct sst_byt_fw_build_info build_info;
+       u16 result;
+       u8 module_id;
+       u8 debug_info;
+} __packed;
+
 /* driver internal IPC message structure */
 struct ipc_message {
        struct list_head list;
@@ -868,6 +888,7 @@ int sst_byt_dsp_init(struct device *dev, struct sst_pdata *pdata)
 {
        struct sst_byt *byt;
        struct sst_fw *byt_sst_fw;
+       struct sst_byt_fw_init init;
        int err;
 
        dev_dbg(dev, "initialising Byt DSP IPC\n");
@@ -929,6 +950,15 @@ int sst_byt_dsp_init(struct device *dev, struct sst_pdata *pdata)
                goto boot_err;
        }
 
+       /* show firmware information */
+       sst_dsp_inbox_read(byt->dsp, &init, sizeof(init));
+       dev_info(byt->dev, "FW version: %02x.%02x.%02x.%02x\n",
+                init.fw_version.major, init.fw_version.minor,
+                init.fw_version.build, init.fw_version.type);
+       dev_info(byt->dev, "Build type: %x\n", init.fw_version.type);
+       dev_info(byt->dev, "Build date: %s %s\n",
+                init.build_info.date, init.build_info.time);
+
        pdata->dsp = byt;
        byt->fw = byt_sst_fw;