linux-kernel - [PATCH 3/8] ASoC: q6dsp: q6afe: prepare afe_apr_send

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Date:   Thu, 10 Sep 2020 11:17:27 +0100
From:   Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To:     broonie@...nel.org
Cc:     lgirdwood@...il.com, robh+dt@...nel.org, plai@...eaurora.org,
        bgoswami@...eaurora.org, perex@...ex.cz, tiwai@...e.com,
        alsa-devel@...a-project.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Subject: [PATCH 3/8] ASoC: q6dsp: q6afe: prepare afe_apr_send_pkt to take response opcode

Update afe_apr_send_pkt() to take response opcode that it should wait for.
This is helpful in cases where we expect response other than the
actual command opcode.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
---
 sound/soc/qcom/qdsp6/q6afe.c | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)

diff --git a/sound/soc/qcom/qdsp6/q6afe.c b/sound/soc/qcom/qdsp6/q6afe.c
index 8ceefb431bcb..f934c69f0a14 100644
--- a/sound/soc/qcom/qdsp6/q6afe.c
+++ b/sound/soc/qcom/qdsp6/q6afe.c
@@ -902,10 +902,9 @@ int q6afe_get_port_id(int index)
 EXPORT_SYMBOL_GPL(q6afe_get_port_id);
 
 static int afe_apr_send_pkt(struct q6afe *afe, struct apr_pkt *pkt,
-			    struct q6afe_port *port)
+			    struct q6afe_port *port, uint32_t rsp_opcode)
 {
 	wait_queue_head_t *wait = &port->wait;
-	struct apr_hdr *hdr = &pkt->hdr;
 	int ret;
 
 	mutex_lock(&afe->lock);
@@ -919,7 +918,7 @@ static int afe_apr_send_pkt(struct q6afe *afe, struct apr_pkt *pkt,
 		goto err;
 	}
 
-	ret = wait_event_timeout(*wait, (port->result.opcode == hdr->opcode),
+	ret = wait_event_timeout(*wait, (port->result.opcode == rsp_opcode),
 				 msecs_to_jiffies(TIMEOUT_MS));
 	if (!ret) {
 		ret = -ETIMEDOUT;
@@ -976,7 +975,7 @@ static int q6afe_port_set_param(struct q6afe_port *port, void *data,
 	pdata->param_id = param_id;
 	pdata->param_size = psize;
 
-	ret = afe_apr_send_pkt(afe, pkt, port);
+	ret = afe_apr_send_pkt(afe, pkt, port, AFE_SVC_CMD_SET_PARAM);
 	if (ret)
 		dev_err(afe->dev, "AFE enable for port 0x%x failed %d\n",
 		       port_id, ret);
@@ -1025,7 +1024,7 @@ static int q6afe_port_set_param_v2(struct q6afe_port *port, void *data,
 	pdata->param_id = param_id;
 	pdata->param_size = psize;
 
-	ret = afe_apr_send_pkt(afe, pkt, port);
+	ret = afe_apr_send_pkt(afe, pkt, port, AFE_PORT_CMD_SET_PARAM_V2);
 	if (ret)
 		dev_err(afe->dev, "AFE enable for port 0x%x failed %d\n",
 		       port_id, ret);
@@ -1155,7 +1154,7 @@ int q6afe_port_stop(struct q6afe_port *port)
 	stop->port_id = port_id;
 	stop->reserved = 0;
 
-	ret = afe_apr_send_pkt(afe, pkt, port);
+	ret = afe_apr_send_pkt(afe, pkt, port, AFE_PORT_CMD_DEVICE_STOP);
 	if (ret)
 		dev_err(afe->dev, "AFE close failed %d\n", ret);
 
@@ -1467,7 +1466,7 @@ int q6afe_port_start(struct q6afe_port *port)
 
 	start->port_id = port_id;
 
-	ret = afe_apr_send_pkt(afe, pkt, port);
+	ret = afe_apr_send_pkt(afe, pkt, port, AFE_PORT_CMD_DEVICE_START);
 	if (ret)
 		dev_err(afe->dev, "AFE enable for port 0x%x failed %d\n",
 			port_id, ret);
-- 
2.21.0