linux-kernel - [PATCH v3 09/18] wcn36xx: Parse trigger

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Message-Id: <1461042056-10607-10-git-send-email-bjorn.andersson@linaro.org>
Date:	Mon, 18 Apr 2016 22:00:47 -0700
From:	Bjorn Andersson <bjorn.andersson@...aro.org>
To:	Eugene Krasnikov <k.eugene.e@...il.com>,
	Kalle Valo <kvalo@...eaurora.org>
Cc:	Pontus Fuchs <pontus.fuchs@...il.com>,
	linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH v3 09/18] wcn36xx: Parse trigger_ba response properly

From: Pontus Fuchs <pontus.fuchs@...il.com>

This message does not follow the canonical format and needs it's own
parser.

Signed-off-by: Pontus Fuchs <pontus.fuchs@...il.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@...aro.org>
---
 drivers/net/wireless/ath/wcn36xx/smd.c | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wireless/ath/wcn36xx/smd.c b/drivers/net/wireless/ath/wcn36xx/smd.c
index 76c6856ed932..7f315d098f52 100644
--- a/drivers/net/wireless/ath/wcn36xx/smd.c
+++ b/drivers/net/wireless/ath/wcn36xx/smd.c
@@ -1968,6 +1968,17 @@ out:
 	return ret;
 }
 
+static int wcn36xx_smd_trigger_ba_rsp(void *buf, int len)
+{
+	struct wcn36xx_hal_trigger_ba_rsp_msg *rsp;
+
+	if (len < sizeof(*rsp))
+		return -EINVAL;
+
+	rsp = (struct wcn36xx_hal_trigger_ba_rsp_msg *) buf;
+	return rsp->status;
+}
+
 int wcn36xx_smd_trigger_ba(struct wcn36xx *wcn, u8 sta_index)
 {
 	struct wcn36xx_hal_trigger_ba_req_msg msg_body;
@@ -1992,8 +2003,7 @@ int wcn36xx_smd_trigger_ba(struct wcn36xx *wcn, u8 sta_index)
 		wcn36xx_err("Sending hal_trigger_ba failed\n");
 		goto out;
 	}
-	ret = wcn36xx_smd_rsp_status_check_v2(wcn, wcn->hal_buf,
-						wcn->hal_rsp_len);
+	ret = wcn36xx_smd_trigger_ba_rsp(wcn->hal_buf, wcn->hal_rsp_len);
 	if (ret) {
 		wcn36xx_err("hal_trigger_ba response failed err=%d\n", ret);
 		goto out;
-- 
2.5.0