ath6kl: refactor wmi scan command

ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX was checked in cfg80211.c which is
a bit awkward when adding more callsites to the scan functions. Refactor
the code to wmi.c so that it's transparent to the callers.

Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>

diff --git a/drivers/net/wireless/ath/ath6kl/cfg80211.c b/drivers/net/wireless/ath/ath6kl/cfg80211.c
index 0194617..4f538f0 100644 (file)
--- a/drivers/net/wireless/ath/ath6kl/cfg80211.c
+++ b/drivers/net/wireless/ath/ath6kl/cfg80211.c
@@ -1031,30 +1031,15 @@ static int ath6kl_cfg80211_scan(struct wiphy *wiphy,
 
        vif->scan_req = request;
 
-       if (test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX,
-                    ar->fw_capabilities)) {
-               /*
-                * If capable of doing P2P mgmt operations using
-                * station interface, send additional information like
-                * supported rates to advertise and xmit rates for
-                * probe requests
-                */
-               ret = ath6kl_wmi_beginscan_cmd(ar->wmi, vif->fw_vif_idx,
-                                               WMI_LONG_SCAN, force_fg_scan,
-                                               false, 0,
-                                               ATH6KL_FG_SCAN_INTERVAL,
-                                               n_channels, channels,
-                                               request->no_cck,
-                                               request->rates);
-       } else {
-               ret = ath6kl_wmi_startscan_cmd(ar->wmi, vif->fw_vif_idx,
-                                               WMI_LONG_SCAN, force_fg_scan,
-                                               false, 0,
-                                               ATH6KL_FG_SCAN_INTERVAL,
-                                               n_channels, channels);
-       }
+       ret = ath6kl_wmi_beginscan_cmd(ar->wmi, vif->fw_vif_idx,
+                                      WMI_LONG_SCAN, force_fg_scan,
+                                      false, 0,
+                                      ATH6KL_FG_SCAN_INTERVAL,
+                                      n_channels, channels,
+                                      request->no_cck,
+                                      request->rates);
        if (ret) {
-               ath6kl_err("wmi_startscan_cmd failed\n");
+               ath6kl_err("failed to start scan: %d\n", ret);
                vif->scan_req = NULL;
        }
 

diff --git a/drivers/net/wireless/ath/ath6kl/wmi.c b/drivers/net/wireless/ath/ath6kl/wmi.c
index a9d7e00..05cc871 100644 (file)
--- a/drivers/net/wireless/ath/ath6kl/wmi.c
+++ b/drivers/net/wireless/ath/ath6kl/wmi.c
@@ -1899,11 +1899,12 @@ int ath6kl_wmi_disconnect_cmd(struct wmi *wmi, u8 if_idx)
  * ath6kl_wmi_begin_scan_cmd instead. The new function supports P2P
  * mgmt operations using station interface.
  */
-int ath6kl_wmi_startscan_cmd(struct wmi *wmi, u8 if_idx,
-                            enum wmi_scan_type scan_type,
-                            u32 force_fgscan, u32 is_legacy,
-                            u32 home_dwell_time, u32 force_scan_interval,
-                            s8 num_chan, u16 *ch_list)
+static int ath6kl_wmi_startscan_cmd(struct wmi *wmi, u8 if_idx,
+                                   enum wmi_scan_type scan_type,
+                                   u32 force_fgscan, u32 is_legacy,
+                                   u32 home_dwell_time,
+                                   u32 force_scan_interval,
+                                   s8 num_chan, u16 *ch_list)
 {
        struct sk_buff *skb;
        struct wmi_start_scan_cmd *sc;
@@ -1942,6 +1943,11 @@ int ath6kl_wmi_startscan_cmd(struct wmi *wmi, u8 if_idx,
        return ret;
 }
 
+/*
+ * beginscan supports (compared to old startscan) P2P mgmt operations using
+ * station interface, send additional information like supported rates to
+ * advertise and xmit rates for probe requests
+ */
 int ath6kl_wmi_beginscan_cmd(struct wmi *wmi, u8 if_idx,
                             enum wmi_scan_type scan_type,
                             u32 force_fgscan, u32 is_legacy,
@@ -1957,6 +1963,15 @@ int ath6kl_wmi_beginscan_cmd(struct wmi *wmi, u8 if_idx,
        int num_rates;
        u32 ratemask;
 
+       if (!test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX,
+                     ar->fw_capabilities)) {
+               return ath6kl_wmi_startscan_cmd(wmi, if_idx,
+                                               scan_type, force_fgscan,
+                                               is_legacy, home_dwell_time,
+                                               force_scan_interval,
+                                               num_chan, ch_list);
+       }
+
        size = sizeof(struct wmi_begin_scan_cmd);
 
        if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN))

diff --git a/drivers/net/wireless/ath/ath6kl/wmi.h b/drivers/net/wireless/ath/ath6kl/wmi.h
index 8e8846f..5166a8e 100644 (file)
--- a/drivers/net/wireless/ath/ath6kl/wmi.h
+++ b/drivers/net/wireless/ath/ath6kl/wmi.h
@@ -2547,11 +2547,6 @@ int ath6kl_wmi_connect_cmd(struct wmi *wmi, u8 if_idx,
 int ath6kl_wmi_reconnect_cmd(struct wmi *wmi, u8 if_idx, u8 *bssid,
                             u16 channel);
 int ath6kl_wmi_disconnect_cmd(struct wmi *wmi, u8 if_idx);
-int ath6kl_wmi_startscan_cmd(struct wmi *wmi, u8 if_idx,
-                            enum wmi_scan_type scan_type,
-                            u32 force_fgscan, u32 is_legacy,
-                            u32 home_dwell_time, u32 force_scan_interval,
-                            s8 num_chan, u16 *ch_list);
 
 int ath6kl_wmi_beginscan_cmd(struct wmi *wmi, u8 if_idx,
                             enum wmi_scan_type scan_type,