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Commit 2aa01597 authored by Eliad Peller's avatar Eliad Peller Committed by Luciano Coelho
Browse files

wl12xx: add stop_scan command 



define wl1271_scan_stop() to cancel an ongoing hw scan.

Signed-off-by: default avatarEliad Peller <eliad@wizery.com>
Signed-off-by: default avatarLuciano Coelho <coelho@ti.com>
parent e85d1629

drivers/net/wireless/wl12xx/scan.c

+27 −0
Original line number Diff line number Diff line
@@ -321,6 +321,33 @@ int wl1271_scan(struct wl1271 *wl, const u8 *ssid, size_t ssid_len, 
	return 0;

}



int wl1271_scan_stop(struct wl1271 *wl)

{

	struct wl1271_cmd_header *cmd = NULL;

	int ret = 0;



	if (WARN_ON(wl->scan.state == WL1271_SCAN_STATE_IDLE))

		return -EINVAL;



	wl1271_debug(DEBUG_CMD, "cmd scan stop");



	cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);

	if (!cmd) {

		ret = -ENOMEM;

		goto out;

	}



	ret = wl1271_cmd_send(wl, CMD_STOP_SCAN, cmd,

			      sizeof(*cmd), 0);

	if (ret < 0) {

		wl1271_error("cmd stop_scan failed");

		goto out;

	}

out:

	kfree(cmd);

	return ret;

}



static int

wl1271_scan_get_sched_scan_channels(struct wl1271 *wl,

				    struct cfg80211_sched_scan_request *req,

drivers/net/wireless/wl12xx/scan.h

+1 −0
Original line number Diff line number Diff line
@@ -28,6 +28,7 @@ 


int wl1271_scan(struct wl1271 *wl, const u8 *ssid, size_t ssid_len,

		struct cfg80211_scan_request *req);

int wl1271_scan_stop(struct wl1271 *wl);

int wl1271_scan_build_probe_req(struct wl1271 *wl,

				const u8 *ssid, size_t ssid_len,

				const u8 *ie, size_t ie_len, u8 band);