ASoC: SOF: ipc: use timeout configured at probe

Do not hardcode IPC timeout value in ipc.c, but rather use the timeout
value configured during device probe. For platforms that do not override
the IPC timeout, default value TIMEOUT_DEFAULT_IPC_MS has already been
defined in core.c.
Signed-off-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20190722141402.7194-5-pierre-louis.bossart@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/sof/ipc.c

@@ -17,12 +17,6 @@
 #include "sof-priv.h"
 #include "ops.h"
 
-/*
- * IPC message default size and timeout (ms).
- * TODO: allow platforms to set size and timeout.
- */
-#define IPC_TIMEOUT_MS		300
-
 static void ipc_trace_message(struct snd_sof_dev *sdev, u32 msg_id);
 static void ipc_stream_message(struct snd_sof_dev *sdev, u32 msg_cmd);
 
@@ -211,7 +205,7 @@ static int tx_wait_done(struct snd_sof_ipc *ipc, struct snd_sof_ipc_msg *msg,
 
 	/* wait for DSP IPC completion */
 	ret = wait_event_timeout(msg->waitq, msg->ipc_complete,
-				 msecs_to_jiffies(IPC_TIMEOUT_MS));
+				 msecs_to_jiffies(sdev->ipc_timeout));
 
 	if (ret == 0) {
 		dev_err(sdev->dev, "error: ipc timed out for 0x%x size %d\n",