wl1251: use mac80211 provided channel parameters in scanning

The number of channels to be used in scan was hard coded in wl1251. The
proper way is to use the channels array provided by mac80211.

Signed-off-by: Kalle Valo <kalle.valo@nokia.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

3 files changed, 9 insertions, 2 deletions

diff --git a/drivers/net/wireless/wl12xx/wl1251_cmd.c b/drivers/net/wireless/wl12xx/wl1251_cmd.c
index fcbfbd7585f..0320b478bb3 100644
--- a/drivers/net/wireless/wl12xx/wl1251_cmd.c
+++ b/drivers/net/wireless/wl12xx/wl1251_cmd.c
@@ -412,6 +412,7 @@ out:
 }
 
 int wl1251_cmd_scan(struct wl1251 *wl, u8 *ssid, size_t ssid_len,
+                    struct ieee80211_channel *channels[],
                     unsigned int n_channels, unsigned int n_probes)
 {
         struct wl1251_cmd_scan *cmd;
@@ -442,7 +443,7 @@ int wl1251_cmd_scan(struct wl1251 *wl, u8 *ssid, size_t ssid_len,
                 memset(&cmd->channels[i].bssid_msb, 0xff, 2);
                 cmd->channels[i].early_termination = 0;
                 cmd->channels[i].tx_power_att = 0;
-                cmd->channels[i].channel = i + 1;
+                cmd->channels[i].channel = channels[i]->hw_value;
         }
 
         cmd->params.ssid_len = ssid_len;
diff --git a/drivers/net/wireless/wl12xx/wl1251_cmd.h b/drivers/net/wireless/wl12xx/wl1251_cmd.h
index 63ae3193f7c..4ad67cae94d 100644
--- a/drivers/net/wireless/wl12xx/wl1251_cmd.h
+++ b/drivers/net/wireless/wl12xx/wl1251_cmd.h
@@ -27,6 +27,8 @@
 
 #include "wl1251.h"
 
+#include <net/cfg80211.h>
+
 struct acx_header;
 
 int wl1251_cmd_send(struct wl1251 *wl, u16 type, void *buf, size_t buf_len);
@@ -44,6 +46,7 @@ int wl1251_cmd_read_memory(struct wl1251 *wl, u32 addr, void *answer,
 int wl1251_cmd_template_set(struct wl1251 *wl, u16 cmd_id,
                             void *buf, size_t buf_len);
 int wl1251_cmd_scan(struct wl1251 *wl, u8 *ssid, size_t ssid_len,
+                    struct ieee80211_channel *channels[],
                     unsigned int n_channels, unsigned int n_probes);
 int wl1251_cmd_trigger_scan_to(struct wl1251 *wl, u32 timeout);
 
@@ -169,6 +172,8 @@ struct cmd_read_write_memory {
 #define WL1251_SCAN_MIN_DURATION 30000
 #define WL1251_SCAN_MAX_DURATION 60000
 
+#define WL1251_SCAN_NUM_PROBES 3
+
 struct wl1251_scan_parameters {
         u32 rx_config_options;
         u32 rx_filter_options;
diff --git a/drivers/net/wireless/wl12xx/wl1251_main.c b/drivers/net/wireless/wl12xx/wl1251_main.c
index 1db97229af4..4728983b438 100644
--- a/drivers/net/wireless/wl12xx/wl1251_main.c
+++ b/drivers/net/wireless/wl12xx/wl1251_main.c
@@ -878,7 +878,8 @@ static int wl1251_op_hw_scan(struct ieee80211_hw *hw,
 
         wl->scanning = true;
 
-        ret = wl1251_cmd_scan(wl, ssid, ssid_len, 13, 3);
+        ret = wl1251_cmd_scan(wl, ssid, ssid_len, req->channels,
+                              req->n_channels, WL1251_SCAN_NUM_PROBES);
         if (ret < 0) {
                 wl->scanning = false;
                 goto out_sleep;