linux-kernel - [PATCH v2 06/33] staging: wfx: drop unused argument from hif

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Message-Id: <20210913083045.1881321-7-Jerome.Pouiller@silabs.com>
Date:   Mon, 13 Sep 2021 10:30:18 +0200
From:   Jerome Pouiller <Jerome.Pouiller@...abs.com>
To:     devel@...verdev.osuosl.org, linux-wireless@...r.kernel.org
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Kalle Valo <kvalo@...eaurora.org>,
        "David S . Miller" <davem@...emloft.net>,
        Jérôme Pouiller 
        <jerome.pouiller@...abs.com>
Subject: [PATCH v2 06/33] staging: wfx: drop unused argument from hif_scan()

From: Jérôme Pouiller <jerome.pouiller@...abs.com>

It is no more necessary to compute the expected duration of the scan
request.

Signed-off-by: Jérôme Pouiller <jerome.pouiller@...abs.com>
---
 drivers/staging/wfx/hif_tx.c | 9 +--------
 drivers/staging/wfx/hif_tx.h | 2 +-
 drivers/staging/wfx/scan.c   | 2 +-
 3 files changed, 3 insertions(+), 10 deletions(-)

diff --git a/drivers/staging/wfx/hif_tx.c b/drivers/staging/wfx/hif_tx.c
index 63b437261eb7..14b7e047916e 100644
--- a/drivers/staging/wfx/hif_tx.c
+++ b/drivers/staging/wfx/hif_tx.c
@@ -227,14 +227,13 @@ int hif_write_mib(struct wfx_dev *wdev, int vif_id, u16 mib_id,
 }
 
 int hif_scan(struct wfx_vif *wvif, struct cfg80211_scan_request *req,
-	     int chan_start_idx, int chan_num, int *timeout)
+	     int chan_start_idx, int chan_num)
 {
 	int ret, i;
 	struct hif_msg *hif;
 	size_t buf_len =
 		sizeof(struct hif_req_start_scan_alt) + chan_num * sizeof(u8);
 	struct hif_req_start_scan_alt *body = wfx_alloc_hif(buf_len, &hif);
-	int tmo_chan_fg, tmo_chan_bg, tmo;
 
 	WARN(chan_num > HIF_API_MAX_NB_CHANNELS, "invalid params");
 	WARN(req->n_ssids > HIF_API_MAX_NB_SSIDS, "invalid params");
@@ -269,12 +268,6 @@ int hif_scan(struct wfx_vif *wvif, struct cfg80211_scan_request *req,
 		body->num_of_probe_requests = 2;
 		body->probe_delay = 100;
 	}
-	tmo_chan_bg = le32_to_cpu(body->max_channel_time) * USEC_PER_TU;
-	tmo_chan_fg = 512 * USEC_PER_TU + body->probe_delay;
-	tmo_chan_fg *= body->num_of_probe_requests;
-	tmo = chan_num * max(tmo_chan_bg, tmo_chan_fg) + 512 * USEC_PER_TU;
-	if (timeout)
-		*timeout = usecs_to_jiffies(tmo);
 
 	wfx_fill_header(hif, wvif->id, HIF_REQ_ID_START_SCAN, buf_len);
 	ret = wfx_cmd_send(wvif->wdev, hif, NULL, 0, false);
diff --git a/drivers/staging/wfx/hif_tx.h b/drivers/staging/wfx/hif_tx.h
index 3521c545ae6b..46eed6cfa247 100644
--- a/drivers/staging/wfx/hif_tx.h
+++ b/drivers/staging/wfx/hif_tx.h
@@ -40,7 +40,7 @@ int hif_read_mib(struct wfx_dev *wdev, int vif_id, u16 mib_id,
 int hif_write_mib(struct wfx_dev *wdev, int vif_id, u16 mib_id,
 		  void *buf, size_t buf_size);
 int hif_scan(struct wfx_vif *wvif, struct cfg80211_scan_request *req80211,
-	     int chan_start, int chan_num, int *timeout);
+	     int chan_start, int chan_num);
 int hif_stop_scan(struct wfx_vif *wvif);
 int hif_join(struct wfx_vif *wvif, const struct ieee80211_bss_conf *conf,
 	     struct ieee80211_channel *channel, const u8 *ssid, int ssidlen);
diff --git a/drivers/staging/wfx/scan.c b/drivers/staging/wfx/scan.c
index 695b06974194..9e2d08317c9e 100644
--- a/drivers/staging/wfx/scan.c
+++ b/drivers/staging/wfx/scan.c
@@ -56,7 +56,7 @@ static int send_scan_req(struct wfx_vif *wvif,
 	wfx_tx_lock_flush(wvif->wdev);
 	wvif->scan_abort = false;
 	reinit_completion(&wvif->scan_complete);
-	ret = hif_scan(wvif, req, start_idx, i - start_idx, NULL);
+	ret = hif_scan(wvif, req, start_idx, i - start_idx);
 	if (ret) {
 		wfx_tx_unlock(wvif->wdev);
 		return -EIO;
-- 
2.33.0