From: Jeeja KP jeeja.kp@intel.com
If D3 IPC fails or times out, firmware needs to be reloaded as driver continues the reset. So set the fw_load flag to false to reload the firmware in D0.
Signed-off-by: Jeeja KP jeeja.kp@intel.com --- sound/soc/intel/skylake/bxt-sst.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/sound/soc/intel/skylake/bxt-sst.c b/sound/soc/intel/skylake/bxt-sst.c index c6f18b5..b30f887 100644 --- a/sound/soc/intel/skylake/bxt-sst.c +++ b/sound/soc/intel/skylake/bxt-sst.c @@ -515,10 +515,16 @@ static int bxt_set_dsp_D3(struct sst_dsp *ctx, unsigned int core_id)
ret = skl_ipc_set_dx(&skl->ipc, BXT_INSTANCE_ID, BXT_BASE_FW_MODULE_ID, &dx); - if (ret < 0) + if (ret < 0) { dev_err(ctx->dev, "Failed to set DSP to D3:core id = %d;Continue reset\n", core_id); + /* + * In case of D3 failure, re-download the firmware, so set + * fw_loaded to false. + */ + skl->fw_loaded = false; + }
if (core_id == SKL_DSP_CORE0_ID) { /* disable Interrupt */