linux-kernel - [PATCH] wifi: wcn36xx: Remove unused wcn36xx_smd_update_scan

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Message-ID: <20250619010506.296494-1-linux@treblig.org>
Date: Thu, 19 Jun 2025 02:05:06 +0100
From: linux@...blig.org
To: loic.poulain@....qualcomm.com,
	wcn36xx@...ts.infradead.org
Cc: linux-kernel@...r.kernel.org,
	"Dr. David Alan Gilbert" <linux@...blig.org>
Subject: [PATCH] wifi: wcn36xx: Remove unused wcn36xx_smd_update_scan_params

From: "Dr. David Alan Gilbert" <linux@...blig.org>

wcn36xx_smd_update_scan_params() last use was removed in 2020 by
commit 5973a2947430 ("wcn36xx: Fix software-driven scan")

Remove it.

Signed-off-by: Dr. David Alan Gilbert <linux@...blig.org>
---
 drivers/net/wireless/ath/wcn36xx/smd.c | 60 --------------------------
 drivers/net/wireless/ath/wcn36xx/smd.h |  1 -
 2 files changed, 61 deletions(-)

diff --git a/drivers/net/wireless/ath/wcn36xx/smd.c b/drivers/net/wireless/ath/wcn36xx/smd.c
index 2cf86fc3f8fe..136acc414714 100644
--- a/drivers/net/wireless/ath/wcn36xx/smd.c
+++ b/drivers/net/wireless/ath/wcn36xx/smd.c
@@ -1127,66 +1127,6 @@ int wcn36xx_smd_process_ptt_msg(struct wcn36xx *wcn,
 	return ret;
 }
 
-static int wcn36xx_smd_update_scan_params_rsp(void *buf, size_t len)
-{
-	struct wcn36xx_hal_update_scan_params_resp *rsp;
-
-	rsp = buf;
-
-	/* Remove the PNO version bit */
-	rsp->status &= (~(WCN36XX_FW_MSG_PNO_VERSION_MASK));
-
-	if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->status) {
-		wcn36xx_warn("error response from update scan\n");
-		return rsp->status;
-	}
-
-	return 0;
-}
-
-int wcn36xx_smd_update_scan_params(struct wcn36xx *wcn,
-				   u8 *channels, size_t channel_count)
-{
-	struct wcn36xx_hal_update_scan_params_req_ex msg_body;
-	int ret;
-
-	mutex_lock(&wcn->hal_mutex);
-	INIT_HAL_MSG(msg_body, WCN36XX_HAL_UPDATE_SCAN_PARAM_REQ);
-
-	msg_body.dot11d_enabled	= false;
-	msg_body.dot11d_resolved = true;
-
-	msg_body.channel_count = channel_count;
-	memcpy(msg_body.channels, channels, channel_count);
-	msg_body.active_min_ch_time = 60;
-	msg_body.active_max_ch_time = 120;
-	msg_body.passive_min_ch_time = 60;
-	msg_body.passive_max_ch_time = 110;
-	msg_body.state = PHY_SINGLE_CHANNEL_CENTERED;
-
-	PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
-
-	wcn36xx_dbg(WCN36XX_DBG_HAL,
-		    "hal update scan params channel_count %d\n",
-		    msg_body.channel_count);
-
-	ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
-	if (ret) {
-		wcn36xx_err("Sending hal_update_scan_params failed\n");
-		goto out;
-	}
-	ret = wcn36xx_smd_update_scan_params_rsp(wcn->hal_buf,
-						 wcn->hal_rsp_len);
-	if (ret) {
-		wcn36xx_err("hal_update_scan_params response failed err=%d\n",
-			    ret);
-		goto out;
-	}
-out:
-	mutex_unlock(&wcn->hal_mutex);
-	return ret;
-}
-
 static int wcn36xx_smd_add_sta_self_rsp(struct wcn36xx *wcn,
 					struct ieee80211_vif *vif,
 					void *buf,
diff --git a/drivers/net/wireless/ath/wcn36xx/smd.h b/drivers/net/wireless/ath/wcn36xx/smd.h
index 2c1ed9e570bf..4e39df5589b3 100644
--- a/drivers/net/wireless/ath/wcn36xx/smd.h
+++ b/drivers/net/wireless/ath/wcn36xx/smd.h
@@ -66,7 +66,6 @@ int wcn36xx_smd_finish_scan(struct wcn36xx *wcn, enum wcn36xx_hal_sys_mode mode,
 int wcn36xx_smd_init_scan(struct wcn36xx *wcn, enum wcn36xx_hal_sys_mode mode,
 			  struct ieee80211_vif *vif);
 
-int wcn36xx_smd_update_scan_params(struct wcn36xx *wcn, u8 *channels, size_t channel_count);
 int wcn36xx_smd_start_hw_scan(struct wcn36xx *wcn, struct ieee80211_vif *vif,
 			      struct cfg80211_scan_request *req);
 int wcn36xx_smd_stop_hw_scan(struct wcn36xx *wcn);
-- 
2.49.0