From: "Subhransu S. Prusty" subhransu.s.prusty@intel.com
Signed-off-by: Subhransu S. Prusty subhransu.s.prusty@intel.com Signed-off-by: Vinod Koul vinod.koul@intel.com --- sound/soc/intel/haswell/sst-haswell-ipc.c | 9 +++++++++ 1 file changed, 9 insertions(+)
diff --git a/sound/soc/intel/haswell/sst-haswell-ipc.c b/sound/soc/intel/haswell/sst-haswell-ipc.c index 324eceb07b25..6304e4bfccd6 100644 --- a/sound/soc/intel/haswell/sst-haswell-ipc.c +++ b/sound/soc/intel/haswell/sst-haswell-ipc.c @@ -2098,6 +2098,14 @@ static u64 hsw_reply_msg_match(u64 header, u64 *mask) return header; }
+static bool hsw_is_dsp_busy(struct sst_dsp *dsp) +{ + u64 ipcx; + + ipcx = sst_dsp_shim_read_unlocked(dsp, SST_IPCX); + return (ipcx & (SST_IPCX_BUSY | SST_IPCX_DONE)); +} + int sst_hsw_dsp_init(struct device *dev, struct sst_pdata *pdata) { struct sst_hsw_ipc_fw_version version; @@ -2117,6 +2125,7 @@ int sst_hsw_dsp_init(struct device *dev, struct sst_pdata *pdata) ipc->ops.shim_dbg = hsw_shim_dbg; ipc->ops.tx_data_copy = hsw_tx_data_copy; ipc->ops.reply_msg_match = hsw_reply_msg_match; + ipc->ops.is_dsp_busy = hsw_is_dsp_busy;
ret = sst_ipc_init(ipc); if (ret != 0)