wl1271: Configure rates for templates

Configure meaningful rates to be used with the templates. For control frames,
use the determined basic rates (currently the lowest rate for the band) and
for data-frames (null-funcs) let the firmware use the current rate policy to
determine the rate.
Signed-off-by: Juuso Oikarinen <juuso.oikarinen@nokia.com>
Reviewed-by: Teemu Paasikivi <ext-teemu.3.paasikivi@nokia.com>
Signed-off-by: Luciano Coelho <luciano.coelho@nokia.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/wl12xx/wl1271_cmd.c

@@ -700,7 +700,7 @@ int wl1271_cmd_scan(struct wl1271 *wl, const u8 *ssid, size_t ssid_len,
 }
 
 int wl1271_cmd_template_set(struct wl1271 *wl, u16 template_id,
-			    void *buf, size_t buf_len, int index)
+			    void *buf, size_t buf_len, int index, u32 rates)
 {
 	struct wl1271_cmd_template_set *cmd;
 	int ret = 0;
@@ -718,7 +718,7 @@ int wl1271_cmd_template_set(struct wl1271 *wl, u16 template_id,
 
 	cmd->len = cpu_to_le16(buf_len);
 	cmd->template_type = template_id;
-	cmd->enabled_rates = cpu_to_le32(wl->conf.tx.rc_conf.enabled_rates);
+	cmd->enabled_rates = cpu_to_le32(rates);
 	cmd->short_retry_limit = wl->conf.tx.rc_conf.short_retry_limit;
 	cmd->long_retry_limit = wl->conf.tx.rc_conf.long_retry_limit;
 	cmd->index = index;
@@ -758,7 +758,8 @@ int wl1271_cmd_build_null_data(struct wl1271 *wl)
 		ptr = skb->data;
 	}
 
-	ret = wl1271_cmd_template_set(wl, CMD_TEMPL_NULL_DATA, ptr, size, 0);
+	ret = wl1271_cmd_template_set(wl, CMD_TEMPL_NULL_DATA, ptr, size, 0,
+				      WL1271_RATE_AUTOMATIC);
 
 out:
 	dev_kfree_skb(skb);
@@ -780,7 +781,8 @@ int wl1271_cmd_build_klv_null_data(struct wl1271 *wl)
 
 	ret = wl1271_cmd_template_set(wl, CMD_TEMPL_KLV,
 				      skb->data, skb->len,
-				      CMD_TEMPL_KLV_IDX_NULL_DATA);
+				      CMD_TEMPL_KLV_IDX_NULL_DATA,
+				      WL1271_RATE_AUTOMATIC);
 
 out:
 	dev_kfree_skb(skb);
@@ -801,7 +803,7 @@ int wl1271_cmd_build_ps_poll(struct wl1271 *wl, u16 aid)
 		goto out;
 
 	ret = wl1271_cmd_template_set(wl, CMD_TEMPL_PS_POLL, skb->data,
-				      skb->len, 0);
+				      skb->len, 0, wl->basic_rate);
 
 out:
 	dev_kfree_skb(skb);
@@ -826,10 +828,12 @@ int wl1271_cmd_build_probe_req(struct wl1271 *wl,
 
 	if (band == IEEE80211_BAND_2GHZ)
 		ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_2_4,
-					      skb->data, skb->len, 0);
+					      skb->data, skb->len, 0,
+					      wl->conf.tx.basic_rate);
 	else
 		ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_5,
-					      skb->data, skb->len, 0);
+					      skb->data, skb->len, 0,
+					      wl->conf.tx.basic_rate_5);
 
 out:
 	dev_kfree_skb(skb);
@@ -854,7 +858,8 @@ int wl1271_build_qos_null_data(struct wl1271 *wl)
 	template.qos_ctrl = cpu_to_le16(0);
 
 	return wl1271_cmd_template_set(wl, CMD_TEMPL_QOS_NULL_DATA, &template,
-				       sizeof(template), 0);
+				       sizeof(template), 0,
+				       WL1271_RATE_AUTOMATIC);
 }
 
 int wl1271_cmd_set_default_wep_key(struct wl1271 *wl, u8 id)

drivers/net/wireless/wl12xx/wl1271_cmd.h

@@ -45,7 +45,7 @@ int wl1271_cmd_scan(struct wl1271 *wl, const u8 *ssid, size_t ssid_len,
 		    const u8 *ie, size_t ie_len, u8 active_scan,
 		    u8 high_prio, u8 band, u8 probe_requests);
 int wl1271_cmd_template_set(struct wl1271 *wl, u16 template_id,
-			    void *buf, size_t buf_len, int index);
+			    void *buf, size_t buf_len, int index, u32 rates);
 int wl1271_cmd_build_null_data(struct wl1271 *wl);
 int wl1271_cmd_build_ps_poll(struct wl1271 *wl, u16 aid);
 int wl1271_cmd_build_probe_req(struct wl1271 *wl,
@@ -252,6 +252,8 @@ struct cmd_enabledisable_path {
 	u8 padding[3];
 } __attribute__ ((packed));
 
+#define WL1271_RATE_AUTOMATIC  0
+
 struct wl1271_cmd_template_set {
 	struct wl1271_cmd_header header;
 

drivers/net/wireless/wl12xx/wl1271_init.c

@@ -56,54 +56,56 @@ int wl1271_init_templates_config(struct wl1271 *wl)
 	/* send empty templates for fw memory reservation */
 	ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_2_4, NULL,
 				      sizeof(struct wl12xx_probe_req_template),
-				      0);
+				      0, WL1271_RATE_AUTOMATIC);
 	if (ret < 0)
 		return ret;
 
 	if (wl1271_11a_enabled()) {
 		size_t size = sizeof(struct wl12xx_probe_req_template);
 		ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_5,
-					      NULL, size, 0);
+					      NULL, size, 0,
+					      WL1271_RATE_AUTOMATIC);
 		if (ret < 0)
 			return ret;
 	}
 
 	ret = wl1271_cmd_template_set(wl, CMD_TEMPL_NULL_DATA, NULL,
 				      sizeof(struct wl12xx_null_data_template),
-				      0);
+				      0, WL1271_RATE_AUTOMATIC);
 	if (ret < 0)
 		return ret;
 
 	ret = wl1271_cmd_template_set(wl, CMD_TEMPL_PS_POLL, NULL,
 				      sizeof(struct wl12xx_ps_poll_template),
-				      0);
+				      0, WL1271_RATE_AUTOMATIC);
 	if (ret < 0)
 		return ret;
 
 	ret = wl1271_cmd_template_set(wl, CMD_TEMPL_QOS_NULL_DATA, NULL,
 				      sizeof
 				      (struct wl12xx_qos_null_data_template),
-				      0);
+				      0, WL1271_RATE_AUTOMATIC);
 	if (ret < 0)
 		return ret;
 
 	ret = wl1271_cmd_template_set(wl, CMD_TEMPL_PROBE_RESPONSE, NULL,
 				      sizeof
 				      (struct wl12xx_probe_resp_template),
-				      0);
+				      0, WL1271_RATE_AUTOMATIC);
 	if (ret < 0)
 		return ret;
 
 	ret = wl1271_cmd_template_set(wl, CMD_TEMPL_BEACON, NULL,
 				      sizeof
 				      (struct wl12xx_beacon_template),
-				      0);
+				      0, WL1271_RATE_AUTOMATIC);
 	if (ret < 0)
 		return ret;
 
 	for (i = 0; i < CMD_TEMPL_KLV_IDX_MAX; i++) {
 		ret = wl1271_cmd_template_set(wl, CMD_TEMPL_KLV, NULL,
-					      WL1271_CMD_TEMPL_MAX_SIZE, i);
+					      WL1271_CMD_TEMPL_MAX_SIZE, i,
+					      WL1271_RATE_AUTOMATIC);
 		if (ret < 0)
 			return ret;
 	}

drivers/net/wireless/wl12xx/wl1271_main.c

@@ -1642,7 +1642,8 @@ static void wl1271_op_bss_info_changed(struct ieee80211_hw *hw,
 			wl1271_ssid_set(wl, beacon);
 			ret = wl1271_cmd_template_set(wl, CMD_TEMPL_BEACON,
 						      beacon->data,
-						      beacon->len, 0);
+						      beacon->len, 0,
+						      wl1271_min_rate_get(wl));
 
 			if (ret < 0) {
 				dev_kfree_skb(beacon);
@@ -1657,7 +1658,8 @@ static void wl1271_op_bss_info_changed(struct ieee80211_hw *hw,
 			ret = wl1271_cmd_template_set(wl,
 						      CMD_TEMPL_PROBE_RESPONSE,
 						      beacon->data,
-						      beacon->len, 0);
+						      beacon->len, 0,
+						      wl1271_min_rate_get(wl));
 			dev_kfree_skb(beacon);
 			if (ret < 0)
 				goto out_sleep;