Merge tag 'for-linville-20140717' of git://github.com/kvalo/ath

19 files changed, 388 insertions, 71 deletions

diff --git a/drivers/net/wireless/ath/ath10k/ce.c b/drivers/net/wireless/ath/ath10k/ce.c
index d185dc0cd12b..4333107ecf37 100644
--- a/drivers/net/wireless/ath/ath10k/ce.c
+++ b/drivers/net/wireless/ath/ath10k/ce.c
@@ -603,16 +603,19 @@ static int ath10k_ce_completed_send_next_nolock(struct ath10k_ce_pipe *ce_state,
 		if (ret)
 			return ret;
 
-		src_ring->hw_index =
-			ath10k_ce_src_ring_read_index_get(ar, ctrl_addr);
-		src_ring->hw_index &= nentries_mask;
+		read_index = ath10k_ce_src_ring_read_index_get(ar, ctrl_addr);
+		if (read_index == 0xffffffff)
+			return -ENODEV;
+
+		read_index &= nentries_mask;
+		src_ring->hw_index = read_index;
 
 		ath10k_pci_sleep(ar);
 	}
 
 	read_index = src_ring->hw_index;
 
-	if ((read_index == sw_index) || (read_index == 0xffffffff))
+	if (read_index == sw_index)
 		return -EIO;
 
 	sbase = src_ring->shadow_base;
diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c
index e6c56c5bb0f6..93adb8c58969 100644
--- a/drivers/net/wireless/ath/ath10k/core.c
+++ b/drivers/net/wireless/ath/ath10k/core.c
@@ -802,7 +802,7 @@ int ath10k_core_start(struct ath10k *ar)
 
 	INIT_LIST_HEAD(&ar->arvifs);
 
-	if (!test_bit(ATH10K_FLAG_FIRST_BOOT_DONE, &ar->dev_flags))
+	if (!test_bit(ATH10K_FLAG_FIRST_BOOT_DONE, &ar->dev_flags)) {
 		ath10k_info("%s (0x%08x, 0x%08x) fw %s api %d htt %d.%d\n",
 			    ar->hw_params.name,
 			    ar->target_version,
@@ -811,6 +811,12 @@ int ath10k_core_start(struct ath10k *ar)
 			    ar->fw_api,
 			    ar->htt.target_version_major,
 			    ar->htt.target_version_minor);
+		ath10k_info("debug %d debugfs %d tracing %d dfs %d\n",
+			    config_enabled(CONFIG_ATH10K_DEBUG),
+			    config_enabled(CONFIG_ATH10K_DEBUGFS),
+			    config_enabled(CONFIG_ATH10K_TRACING),
+			    config_enabled(CONFIG_ATH10K_DFS_CERTIFIED));
+	}
 
 	__set_bit(ATH10K_FLAG_FIRST_BOOT_DONE, &ar->dev_flags);
 
@@ -988,7 +994,9 @@ err_unregister_mac:
 err_release_fw:
 	ath10k_core_free_firmware_files(ar);
 err:
-	device_release_driver(ar->dev);
+	/* TODO: It's probably a good idea to release device from the driver
+	 * but calling device_release_driver() here will cause a deadlock.
+	 */
 	return;
 }
 
diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h
index 68ceef61933d..83a5fa91531d 100644
--- a/drivers/net/wireless/ath/ath10k/core.h
+++ b/drivers/net/wireless/ath/ath10k/core.h
@@ -290,6 +290,9 @@ struct ath10k_debug {
 	struct ath_dfs_pool_stats dfs_pool_stats;
 
 	u32 fw_dbglog_mask;
+
+	u8 htt_max_amsdu;
+	u8 htt_max_ampdu;
 };
 
 enum ath10k_state {
diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c
index 1b7ff4ba122c..3030158c478e 100644
--- a/drivers/net/wireless/ath/ath10k/debug.c
+++ b/drivers/net/wireless/ath/ath10k/debug.c
@@ -671,6 +671,72 @@ static const struct file_operations fops_htt_stats_mask = {
 	.llseek = default_llseek,
 };
 
+static ssize_t ath10k_read_htt_max_amsdu_ampdu(struct file *file,
+					       char __user *user_buf,
+					       size_t count, loff_t *ppos)
+{
+	struct ath10k *ar = file->private_data;
+	char buf[64];
+	u8 amsdu = 3, ampdu = 64;
+	unsigned int len;
+
+	mutex_lock(&ar->conf_mutex);
+
+	if (ar->debug.htt_max_amsdu)
+		amsdu = ar->debug.htt_max_amsdu;
+
+	if (ar->debug.htt_max_ampdu)
+		ampdu = ar->debug.htt_max_ampdu;
+
+	mutex_unlock(&ar->conf_mutex);
+
+	len = scnprintf(buf, sizeof(buf), "%u %u\n", amsdu, ampdu);
+
+	return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static ssize_t ath10k_write_htt_max_amsdu_ampdu(struct file *file,
+						const char __user *user_buf,
+						size_t count, loff_t *ppos)
+{
+	struct ath10k *ar = file->private_data;
+	int res;
+	char buf[64];
+	unsigned int amsdu, ampdu;
+
+	simple_write_to_buffer(buf, sizeof(buf) - 1, ppos, user_buf, count);
+
+	/* make sure that buf is null terminated */
+	buf[sizeof(buf) - 1] = 0;
+
+	res = sscanf(buf, "%u %u", &amsdu, &ampdu);
+
+	if (res != 2)
+		return -EINVAL;
+
+	mutex_lock(&ar->conf_mutex);
+
+	res = ath10k_htt_h2t_aggr_cfg_msg(&ar->htt, ampdu, amsdu);
+	if (res)
+		goto out;
+
+	res = count;
+	ar->debug.htt_max_amsdu = amsdu;
+	ar->debug.htt_max_ampdu = ampdu;
+
+out:
+	mutex_unlock(&ar->conf_mutex);
+	return res;
+}
+
+static const struct file_operations fops_htt_max_amsdu_ampdu = {
+	.read = ath10k_read_htt_max_amsdu_ampdu,
+	.write = ath10k_write_htt_max_amsdu_ampdu,
+	.open = simple_open,
+	.owner = THIS_MODULE,
+	.llseek = default_llseek,
+};
+
 static ssize_t ath10k_read_fw_dbglog(struct file *file,
 					    char __user *user_buf,
 					    size_t count, loff_t *ppos)
@@ -757,6 +823,9 @@ void ath10k_debug_stop(struct ath10k *ar)
 	 * warning from del_timer(). */
 	if (ar->debug.htt_stats_mask != 0)
 		cancel_delayed_work(&ar->debug.htt_stats_dwork);
+
+	ar->debug.htt_max_amsdu = 0;
+	ar->debug.htt_max_ampdu = 0;
 }
 
 static ssize_t ath10k_write_simulate_radar(struct file *file,
@@ -867,6 +936,10 @@ int ath10k_debug_create(struct ath10k *ar)
 	debugfs_create_file("htt_stats_mask", S_IRUSR, ar->debug.debugfs_phy,
 			    ar, &fops_htt_stats_mask);
 
+	debugfs_create_file("htt_max_amsdu_ampdu", S_IRUSR | S_IWUSR,
+			    ar->debug.debugfs_phy, ar,
+			    &fops_htt_max_amsdu_ampdu);
+
 	debugfs_create_file("fw_dbglog", S_IRUSR, ar->debug.debugfs_phy,
 			    ar, &fops_fw_dbglog);
 
diff --git a/drivers/net/wireless/ath/ath10k/htt.h b/drivers/net/wireless/ath/ath10k/htt.h
index 9a263462c793..6c93f3885ee5 100644
--- a/drivers/net/wireless/ath/ath10k/htt.h
+++ b/drivers/net/wireless/ath/ath10k/htt.h
@@ -240,16 +240,10 @@ struct htt_oob_sync_req {
 	__le16 rsvd0;
 } __packed;
 
-#define HTT_AGGR_CONF_MAX_NUM_AMSDU_SUBFRAMES_MASK 0x1F
-#define HTT_AGGR_CONF_MAX_NUM_AMSDU_SUBFRAMES_LSB  0
-
 struct htt_aggr_conf {
 	u8 max_num_ampdu_subframes;
-	union {
-		/* dont use bitfields; undefined behaviour */
-		u8 flags; /* see %HTT_AGGR_CONF_MAX_NUM_AMSDU_SUBFRAMES_ */
-		u8 max_num_amsdu_subframes:5;
-	} __packed;
+	/* amsdu_subframes is limited by 0x1F mask */
+	u8 max_num_amsdu_subframes;
 } __packed;
 
 #define HTT_MGMT_FRM_HDR_DOWNLOAD_LEN 32
@@ -1343,6 +1337,9 @@ void ath10k_htt_t2h_msg_handler(struct ath10k *ar, struct sk_buff *skb);
 int ath10k_htt_h2t_ver_req_msg(struct ath10k_htt *htt);
 int ath10k_htt_h2t_stats_req(struct ath10k_htt *htt, u8 mask, u64 cookie);
 int ath10k_htt_send_rx_ring_cfg_ll(struct ath10k_htt *htt);
+int ath10k_htt_h2t_aggr_cfg_msg(struct ath10k_htt *htt,
+				u8 max_subfrms_ampdu,
+				u8 max_subfrms_amsdu);
 
 void __ath10k_htt_tx_dec_pending(struct ath10k_htt *htt);
 int ath10k_htt_tx_alloc_msdu_id(struct ath10k_htt *htt);
diff --git a/drivers/net/wireless/ath/ath10k/htt_tx.c b/drivers/net/wireless/ath/ath10k/htt_tx.c
index 7064354d1f4f..accb6b4f6faf 100644
--- a/drivers/net/wireless/ath/ath10k/htt_tx.c
+++ b/drivers/net/wireless/ath/ath10k/htt_tx.c
@@ -307,6 +307,52 @@ int ath10k_htt_send_rx_ring_cfg_ll(struct ath10k_htt *htt)
 	return 0;
 }
 
+int ath10k_htt_h2t_aggr_cfg_msg(struct ath10k_htt *htt,
+				u8 max_subfrms_ampdu,
+				u8 max_subfrms_amsdu)
+{
+	struct htt_aggr_conf *aggr_conf;
+	struct sk_buff *skb;
+	struct htt_cmd *cmd;
+	int len;
+	int ret;
+
+	/* Firmware defaults are: amsdu = 3 and ampdu = 64 */
+
+	if (max_subfrms_ampdu == 0 || max_subfrms_ampdu > 64)
+		return -EINVAL;
+
+	if (max_subfrms_amsdu == 0 || max_subfrms_amsdu > 31)
+		return -EINVAL;
+
+	len = sizeof(cmd->hdr);
+	len += sizeof(cmd->aggr_conf);
+
+	skb = ath10k_htc_alloc_skb(len);
+	if (!skb)
+		return -ENOMEM;
+
+	skb_put(skb, len);
+	cmd = (struct htt_cmd *)skb->data;
+	cmd->hdr.msg_type = HTT_H2T_MSG_TYPE_AGGR_CFG;
+
+	aggr_conf = &cmd->aggr_conf;
+	aggr_conf->max_num_ampdu_subframes = max_subfrms_ampdu;
+	aggr_conf->max_num_amsdu_subframes = max_subfrms_amsdu;
+
+	ath10k_dbg(ATH10K_DBG_HTT, "htt h2t aggr cfg msg amsdu %d ampdu %d",
+		   aggr_conf->max_num_amsdu_subframes,
+		   aggr_conf->max_num_ampdu_subframes);
+
+	ret = ath10k_htc_send(&htt->ar->htc, htt->eid, skb);
+	if (ret) {
+		dev_kfree_skb_any(skb);
+		return ret;
+	}
+
+	return 0;
+}
+
 int ath10k_htt_mgmt_tx(struct ath10k_htt *htt, struct sk_buff *msdu)
 {
 	struct device *dev = htt->ar->dev;
diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c
index d0004d59c97e..06840d101c45 100644
--- a/drivers/net/wireless/ath/ath10k/pci.c
+++ b/drivers/net/wireless/ath/ath10k/pci.c
@@ -1362,8 +1362,6 @@ static int ath10k_pci_hif_exchange_bmi_msg(struct ath10k *ar,
 		ath10k_ce_recv_buf_enqueue(ce_rx, &xfer, resp_paddr);
 	}
 
-	init_completion(&xfer.done);
-
 	ret = ath10k_ce_send(ce_tx, &xfer, req_paddr, req_len, -1, 0);
 	if (ret)
 		goto err_resp;
@@ -1414,10 +1412,7 @@ static void ath10k_pci_bmi_send_done(struct ath10k_ce_pipe *ce_state)
 					  &nbytes, &transfer_id))
 		return;
 
-	if (xfer->wait_for_resp)
-		return;
-
-	complete(&xfer->done);
+	xfer->tx_done = true;
 }
 
 static void ath10k_pci_bmi_recv_data(struct ath10k_ce_pipe *ce_state)
@@ -1438,7 +1433,7 @@ static void ath10k_pci_bmi_recv_data(struct ath10k_ce_pipe *ce_state)
 	}
 
 	xfer->resp_len = nbytes;
-	complete(&xfer->done);
+	xfer->rx_done = true;
 }
 
 static int ath10k_pci_bmi_wait(struct ath10k_ce_pipe *tx_pipe,
@@ -1451,7 +1446,7 @@ static int ath10k_pci_bmi_wait(struct ath10k_ce_pipe *tx_pipe,
 		ath10k_pci_bmi_send_done(tx_pipe);
 		ath10k_pci_bmi_recv_data(rx_pipe);
 
-		if (completion_done(&xfer->done))
+		if (xfer->tx_done && (xfer->rx_done == xfer->wait_for_resp))
 			return 0;
 
 		schedule();
diff --git a/drivers/net/wireless/ath/ath10k/pci.h b/drivers/net/wireless/ath/ath10k/pci.h
index dfdebb4157aa..940129209990 100644
--- a/drivers/net/wireless/ath/ath10k/pci.h
+++ b/drivers/net/wireless/ath/ath10k/pci.h
@@ -38,7 +38,8 @@
 #define DIAG_TRANSFER_LIMIT 2048
 
 struct bmi_xfer {
-	struct completion done;
+	bool tx_done;
+	bool rx_done;
 	bool wait_for_resp;
 	u32 resp_len;
 };
diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c
index 4b7782a529ac..6f83cae57655 100644
--- a/drivers/net/wireless/ath/ath10k/wmi.c
+++ b/drivers/net/wireless/ath/ath10k/wmi.c
@@ -2106,7 +2106,6 @@ static void ath10k_wmi_main_process_rx(struct ath10k *ar, struct sk_buff *skb)
 {
 	struct wmi_cmd_hdr *cmd_hdr;
 	enum wmi_event_id id;
-	u16 len;
 
 	cmd_hdr = (struct wmi_cmd_hdr *)skb->data;
 	id = MS(__le32_to_cpu(cmd_hdr->cmd_id), WMI_CMD_HDR_CMD_ID);
@@ -2114,8 +2113,6 @@ static void ath10k_wmi_main_process_rx(struct ath10k *ar, struct sk_buff *skb)
 	if (skb_pull(skb, sizeof(struct wmi_cmd_hdr)) == NULL)
 		return;
 
-	len = skb->len;
-
 	trace_ath10k_wmi_event(id, skb->data, skb->len);
 
 	switch (id) {
@@ -2225,7 +2222,6 @@ static void ath10k_wmi_10x_process_rx(struct ath10k *ar, struct sk_buff *skb)
 {
 	struct wmi_cmd_hdr *cmd_hdr;
 	enum wmi_10x_event_id id;
-	u16 len;
 
 	cmd_hdr = (struct wmi_cmd_hdr *)skb->data;
 	id = MS(__le32_to_cpu(cmd_hdr->cmd_id), WMI_CMD_HDR_CMD_ID);
@@ -2233,8 +2229,6 @@ static void ath10k_wmi_10x_process_rx(struct ath10k *ar, struct sk_buff *skb)
 	if (skb_pull(skb, sizeof(struct wmi_cmd_hdr)) == NULL)
 		return;
 
-	len = skb->len;
-
 	trace_ath10k_wmi_event(id, skb->data, skb->len);
 
 	switch (id) {
diff --git a/drivers/net/wireless/ath/ath6kl/bmi.h b/drivers/net/wireless/ath/ath6kl/bmi.h
index 18fdd69e1f71..397a52f2628b 100644
--- a/drivers/net/wireless/ath/ath6kl/bmi.h
+++ b/drivers/net/wireless/ath/ath6kl/bmi.h
@@ -242,7 +242,8 @@ struct ath6kl_bmi_target_info {
 		(void) (check_type == val);				\
 		addr = ath6kl_get_hi_item_addr(ar, HI_ITEM(item));	\
 		ret = ath6kl_bmi_read(ar, addr, (u8 *) &tmp, 4);	\
-		*val = le32_to_cpu(tmp);				\
+		if (!ret)						\
+			*val = le32_to_cpu(tmp);			\
 		ret;							\
 	})
 
diff --git a/drivers/net/wireless/ath/ath6kl/cfg80211.c b/drivers/net/wireless/ath/ath6kl/cfg80211.c
index 0e26f4a34fda..d139f2a7160a 100644
--- a/drivers/net/wireless/ath/ath6kl/cfg80211.c
+++ b/drivers/net/wireless/ath/ath6kl/cfg80211.c
@@ -2899,7 +2899,8 @@ static int ath6kl_start_ap(struct wiphy *wiphy, struct net_device *dev,
 	if (info->inactivity_timeout) {
 		inactivity_timeout = info->inactivity_timeout;
 
-		if (ar->hw.flags & ATH6KL_HW_AP_INACTIVITY_MINS)
+		if (test_bit(ATH6KL_FW_CAPABILITY_AP_INACTIVITY_MINS,
+			     ar->fw_capabilities))
 			inactivity_timeout = DIV_ROUND_UP(inactivity_timeout,
 							  60);
 
@@ -3782,7 +3783,8 @@ int ath6kl_cfg80211_init(struct ath6kl *ar)
 		ath6kl_band_5ghz.ht_cap.ht_supported = false;
 	}
 
-	if (ar->hw.flags & ATH6KL_HW_64BIT_RATES) {
+	if (test_bit(ATH6KL_FW_CAPABILITY_64BIT_RATES,
+		     ar->fw_capabilities)) {
 		ath6kl_band_2ghz.ht_cap.mcs.rx_mask[0] = 0xff;
 		ath6kl_band_5ghz.ht_cap.mcs.rx_mask[0] = 0xff;
 		ath6kl_band_2ghz.ht_cap.mcs.rx_mask[1] = 0xff;
diff --git a/drivers/net/wireless/ath/ath6kl/core.c b/drivers/net/wireless/ath/ath6kl/core.c
index b0b652042760..0df74b245af4 100644
--- a/drivers/net/wireless/ath/ath6kl/core.c
+++ b/drivers/net/wireless/ath/ath6kl/core.c
@@ -123,6 +123,22 @@ int ath6kl_core_init(struct ath6kl *ar, enum ath6kl_htc_type htc_type)
 
 	/* FIXME: we should free all firmwares in the error cases below */
 
+	/*
+	 * Backwards compatibility support for older ar6004 firmware images
+	 * which do not set these feature flags.
+	 */
+	if (ar->target_type == TARGET_TYPE_AR6004 &&
+	    ar->fw_api <= 4) {
+		__set_bit(ATH6KL_FW_CAPABILITY_64BIT_RATES,
+			  ar->fw_capabilities);
+		__set_bit(ATH6KL_FW_CAPABILITY_AP_INACTIVITY_MINS,
+			  ar->fw_capabilities);
+
+		if (ar->hw.id == AR6004_HW_1_3_VERSION)
+			__set_bit(ATH6KL_FW_CAPABILITY_MAP_LP_ENDPOINT,
+				  ar->fw_capabilities);
+	}
+
 	/* Indicate that WMI is enabled (although not ready yet) */
 	set_bit(WMI_ENABLED, &ar->flag);
 	ar->wmi = ath6kl_wmi_init(ar);
diff --git a/drivers/net/wireless/ath/ath6kl/core.h b/drivers/net/wireless/ath/ath6kl/core.h
index 26b0f92424e1..2b78c863d030 100644
--- a/drivers/net/wireless/ath/ath6kl/core.h
+++ b/drivers/net/wireless/ath/ath6kl/core.h
@@ -136,6 +136,21 @@ enum ath6kl_fw_capability {
 	 */
 	ATH6KL_FW_CAPABILITY_HEART_BEAT_POLL,
 
+	/* WMI_SET_TX_SELECT_RATES_CMDID uses 64 bit size rate table */
+	ATH6KL_FW_CAPABILITY_64BIT_RATES,
+
+	/* WMI_AP_CONN_INACT_CMDID uses minutes as units */
+	ATH6KL_FW_CAPABILITY_AP_INACTIVITY_MINS,
+
+	/* use low priority endpoint for all data */
+	ATH6KL_FW_CAPABILITY_MAP_LP_ENDPOINT,
+
+	/* ratetable is the 2 stream version (max MCS15) */
+	ATH6KL_FW_CAPABILITY_RATETABLE_MCS15,
+
+	/* firmare doesn't support IP checksumming */
+	ATH6KL_FW_CAPABILITY_NO_IP_CHECKSUM,
+
 	/* this needs to be last */
 	ATH6KL_FW_CAPABILITY_MAX,
 };
@@ -149,15 +164,13 @@ struct ath6kl_fw_ie {
 };
 
 enum ath6kl_hw_flags {
-	ATH6KL_HW_64BIT_RATES		= BIT(0),
-	ATH6KL_HW_AP_INACTIVITY_MINS	= BIT(1),
-	ATH6KL_HW_MAP_LP_ENDPOINT	= BIT(2),
 	ATH6KL_HW_SDIO_CRC_ERROR_WAR	= BIT(3),
 };
 
 #define ATH6KL_FW_API2_FILE "fw-2.bin"
 #define ATH6KL_FW_API3_FILE "fw-3.bin"
 #define ATH6KL_FW_API4_FILE "fw-4.bin"
+#define ATH6KL_FW_API5_FILE "fw-5.bin"
 
 /* AR6003 1.0 definitions */
 #define AR6003_HW_1_0_VERSION                 0x300002ba
@@ -215,8 +228,21 @@ enum ath6kl_hw_flags {
 #define AR6004_HW_1_3_VERSION			0x31c8088a
 #define AR6004_HW_1_3_FW_DIR			"ath6k/AR6004/hw1.3"
 #define AR6004_HW_1_3_FIRMWARE_FILE		"fw.ram.bin"
-#define AR6004_HW_1_3_BOARD_DATA_FILE		"ath6k/AR6004/hw1.3/bdata.bin"
-#define AR6004_HW_1_3_DEFAULT_BOARD_DATA_FILE	"ath6k/AR6004/hw1.3/bdata.bin"
+#define AR6004_HW_1_3_TCMD_FIRMWARE_FILE	"utf.bin"
+#define AR6004_HW_1_3_UTF_FIRMWARE_FILE		"utf.bin"
+#define AR6004_HW_1_3_TESTSCRIPT_FILE		"nullTestFlow.bin"
+#define AR6004_HW_1_3_BOARD_DATA_FILE	      AR6004_HW_1_3_FW_DIR "/bdata.bin"
+#define AR6004_HW_1_3_DEFAULT_BOARD_DATA_FILE AR6004_HW_1_3_FW_DIR "/bdata.bin"
+
+/* AR6004 3.0 definitions */
+#define AR6004_HW_3_0_VERSION			0x31C809F8
+#define AR6004_HW_3_0_FW_DIR			"ath6k/AR6004/hw3.0"
+#define AR6004_HW_3_0_FIRMWARE_FILE		"fw.ram.bin"
+#define AR6004_HW_3_0_TCMD_FIRMWARE_FILE	"utf.bin"
+#define AR6004_HW_3_0_UTF_FIRMWARE_FILE		"utf.bin"
+#define AR6004_HW_3_0_TESTSCRIPT_FILE		"nullTestFlow.bin"
+#define AR6004_HW_3_0_BOARD_DATA_FILE	      AR6004_HW_3_0_FW_DIR "/bdata.bin"
+#define AR6004_HW_3_0_DEFAULT_BOARD_DATA_FILE AR6004_HW_3_0_FW_DIR "/bdata.bin"
 
 /* Per STA data, used in AP mode */
 #define STA_PS_AWAKE		BIT(0)
diff --git a/drivers/net/wireless/ath/ath6kl/htc_pipe.c b/drivers/net/wireless/ath/ath6kl/htc_pipe.c
index 756fe52a12c8..ca1a18c86c0d 100644
--- a/drivers/net/wireless/ath/ath6kl/htc_pipe.c
+++ b/drivers/net/wireless/ath/ath6kl/htc_pipe.c
@@ -1170,8 +1170,12 @@ static int htc_wait_recv_ctrl_message(struct htc_target *target)
 static void htc_rxctrl_complete(struct htc_target *context,
 				struct htc_packet *packet)
 {
-	/* TODO, can't really receive HTC control messages yet.... */
-	ath6kl_dbg(ATH6KL_DBG_HTC, "%s: invalid call function\n", __func__);
+	struct sk_buff *skb = packet->skb;
+
+	if (packet->endpoint == ENDPOINT_0 &&
+	    packet->status == -ECANCELED &&
+	    skb != NULL)
+		dev_kfree_skb(skb);
 }
 
 /* htc pipe initialization */
@@ -1678,7 +1682,29 @@ static void ath6kl_htc_pipe_activity_changed(struct htc_target *target,
 
 static void ath6kl_htc_pipe_flush_rx_buf(struct htc_target *target)
 {
-	/* TODO */
+	struct htc_endpoint *endpoint;
+	struct htc_packet *packet, *tmp_pkt;
+	int i;
+
+	for (i = ENDPOINT_0; i < ENDPOINT_MAX; i++) {
+		endpoint = &target->endpoint[i];
+
+		spin_lock_bh(&target->rx_lock);
+
+		list_for_each_entry_safe(packet, tmp_pkt,
+					 &endpoint->rx_bufq, list) {
+			list_del(&packet->list);
+			spin_unlock_bh(&target->rx_lock);
+			ath6kl_dbg(ATH6KL_DBG_HTC,
+				   "htc rx flush pkt 0x%p len %d ep %d\n",
+				   packet, packet->buf_len,
+				   packet->endpoint);
+			dev_kfree_skb(packet->pkt_cntxt);
+			spin_lock_bh(&target->rx_lock);
+		}
+
+		spin_unlock_bh(&target->rx_lock);
+	}
 }
 
 static int ath6kl_htc_pipe_credit_setup(struct htc_target *target,
diff --git a/drivers/net/wireless/ath/ath6kl/init.c b/drivers/net/wireless/ath/ath6kl/init.c
index d5ef211f261c..a61118484de6 100644
--- a/drivers/net/wireless/ath/ath6kl/init.c
+++ b/drivers/net/wireless/ath/ath6kl/init.c
@@ -93,8 +93,7 @@ static const struct ath6kl_hw hw_list[] = {
 		.board_addr			= 0x433900,
 		.refclk_hz			= 26000000,
 		.uarttx_pin			= 11,
-		.flags				= ATH6KL_HW_64BIT_RATES |
-						  ATH6KL_HW_AP_INACTIVITY_MINS,
+		.flags				= 0,
 
 		.fw = {
 			.dir		= AR6004_HW_1_0_FW_DIR,
@@ -114,8 +113,7 @@ static const struct ath6kl_hw hw_list[] = {
 		.board_addr			= 0x43d400,
 		.refclk_hz			= 40000000,
 		.uarttx_pin			= 11,
-		.flags				= ATH6KL_HW_64BIT_RATES |
-						  ATH6KL_HW_AP_INACTIVITY_MINS,
+		.flags				= 0,
 		.fw = {
 			.dir		= AR6004_HW_1_1_FW_DIR,
 			.fw		= AR6004_HW_1_1_FIRMWARE_FILE,
@@ -134,8 +132,7 @@ static const struct ath6kl_hw hw_list[] = {
 		.board_addr			= 0x435c00,
 		.refclk_hz			= 40000000,
 		.uarttx_pin			= 11,
-		.flags				= ATH6KL_HW_64BIT_RATES |
-						  ATH6KL_HW_AP_INACTIVITY_MINS,
+		.flags				= 0,
 
 		.fw = {
 			.dir		= AR6004_HW_1_2_FW_DIR,
@@ -152,20 +149,43 @@ static const struct ath6kl_hw hw_list[] = {
 		.board_ext_data_addr		= 0x437000,
 		.reserved_ram_size		= 7168,
 		.board_addr			= 0x436400,
-		.refclk_hz                      = 40000000,
+		.refclk_hz                      = 0,
 		.uarttx_pin                     = 11,
-		.flags				= ATH6KL_HW_64BIT_RATES |
-						  ATH6KL_HW_AP_INACTIVITY_MINS |
-						  ATH6KL_HW_MAP_LP_ENDPOINT,
+		.flags				= 0,
 
 		.fw = {
 			.dir            = AR6004_HW_1_3_FW_DIR,
 			.fw             = AR6004_HW_1_3_FIRMWARE_FILE,
+			.tcmd	        = AR6004_HW_1_3_TCMD_FIRMWARE_FILE,
+			.utf		= AR6004_HW_1_3_UTF_FIRMWARE_FILE,
+			.testscript	= AR6004_HW_1_3_TESTSCRIPT_FILE,
 		},
 
 		.fw_board               = AR6004_HW_1_3_BOARD_DATA_FILE,
 		.fw_default_board       = AR6004_HW_1_3_DEFAULT_BOARD_DATA_FILE,
 	},
+	{
+		.id				= AR6004_HW_3_0_VERSION,
+		.name				= "ar6004 hw 3.0",
+		.dataset_patch_addr		= 0,
+		.app_load_addr			= 0x1234,
+		.board_ext_data_addr		= 0,
+		.reserved_ram_size		= 7168,
+		.board_addr			= 0x436400,
+		.testscript_addr		= 0,
+		.flags				= 0,
+
+		.fw = {
+			.dir		= AR6004_HW_3_0_FW_DIR,
+			.fw		= AR6004_HW_3_0_FIRMWARE_FILE,
+			.tcmd	        = AR6004_HW_3_0_TCMD_FIRMWARE_FILE,
+			.utf		= AR6004_HW_3_0_UTF_FIRMWARE_FILE,
+			.testscript	= AR6004_HW_3_0_TESTSCRIPT_FILE,
+		},
+
+		.fw_board		= AR6004_HW_3_0_BOARD_DATA_FILE,
+		.fw_default_board	= AR6004_HW_3_0_DEFAULT_BOARD_DATA_FILE,
+	},
 };
 
 /*
@@ -601,7 +621,9 @@ int ath6kl_configure_target(struct ath6kl *ar)
 	 * but possible in theory.
 	 */
 
-	if (ar->target_type == TARGET_TYPE_AR6003) {
+	if ((ar->target_type == TARGET_TYPE_AR6003) ||
+	    (ar->version.target_ver == AR6004_HW_1_3_VERSION) ||
+	    (ar->version.target_ver == AR6004_HW_3_0_VERSION)) {
 		param = ar->hw.board_ext_data_addr;
 		ram_reserved_size = ar->hw.reserved_ram_size;
 
@@ -629,9 +651,12 @@ int ath6kl_configure_target(struct ath6kl *ar)
 		return status;
 
 	/* Configure target refclk_hz */
-	status = ath6kl_bmi_write_hi32(ar, hi_refclk_hz, ar->hw.refclk_hz);
-	if (status)
-		return status;
+	if (ar->hw.refclk_hz != 0) {
+		status = ath6kl_bmi_write_hi32(ar, hi_refclk_hz,
+					       ar->hw.refclk_hz);
+		if (status)
+			return status;
+	}
 
 	return 0;
 }
@@ -1112,6 +1137,12 @@ int ath6kl_init_fetch_firmwares(struct ath6kl *ar)
 	if (ret)
 		return ret;
 
+	ret = ath6kl_fetch_fw_apin(ar, ATH6KL_FW_API5_FILE);
+	if (ret == 0) {
+		ar->fw_api = 5;
+		goto out;
+	}
+
 	ret = ath6kl_fetch_fw_apin(ar, ATH6KL_FW_API4_FILE);
 	if (ret == 0) {
 		ar->fw_api = 4;
@@ -1161,11 +1192,19 @@ static int ath6kl_upload_board_file(struct ath6kl *ar)
 		ath6kl_bmi_write_hi32(ar, hi_board_data,
 				      board_address);
 	} else {
-		ath6kl_bmi_read_hi32(ar, hi_board_data, &board_address);
+		ret = ath6kl_bmi_read_hi32(ar, hi_board_data, &board_address);
+		if (ret) {
+			ath6kl_err("Failed to get board file target address.\n");
+			return ret;
+		}
 	}
 
 	/* determine where in target ram to write extended board data */
-	ath6kl_bmi_read_hi32(ar, hi_board_ext_data, &board_ext_address);
+	ret = ath6kl_bmi_read_hi32(ar, hi_board_ext_data, &board_ext_address);
+	if (ret) {
+		ath6kl_err("Failed to get extended board file target address.\n");
+		return ret;
+	}
 
 	if (ar->target_type == TARGET_TYPE_AR6003 &&
 	    board_ext_address == 0) {
@@ -1230,7 +1269,13 @@ static int ath6kl_upload_board_file(struct ath6kl *ar)
 	}
 
 	/* record the fact that Board Data IS initialized */
-	ath6kl_bmi_write_hi32(ar, hi_board_data_initialized, 1);
+	if ((ar->version.target_ver == AR6004_HW_1_3_VERSION) ||
+	    (ar->version.target_ver == AR6004_HW_3_0_VERSION))
+		param = board_data_size;
+	else
+		param = 1;
+
+	ath6kl_bmi_write_hi32(ar, hi_board_data_initialized, param);
 
 	return ret;
 }
@@ -1361,7 +1406,11 @@ static int ath6kl_upload_testscript(struct ath6kl *ar)
 	}
 
 	ath6kl_bmi_write_hi32(ar, hi_ota_testscript, address);
-	ath6kl_bmi_write_hi32(ar, hi_end_ram_reserve_sz, 4096);
+
+	if ((ar->version.target_ver != AR6004_HW_1_3_VERSION) &&
+	    (ar->version.target_ver != AR6004_HW_3_0_VERSION))
+		ath6kl_bmi_write_hi32(ar, hi_end_ram_reserve_sz, 4096);
+
 	ath6kl_bmi_write_hi32(ar, hi_test_apps_related, 1);
 
 	return 0;
@@ -1567,6 +1616,11 @@ static const struct fw_capa_str_map {
 	{ ATH6KL_FW_CAPABILITY_REGDOMAIN, "regdomain" },
 	{ ATH6KL_FW_CAPABILITY_SCHED_SCAN_V2, "sched-scan-v2" },
 	{ ATH6KL_FW_CAPABILITY_HEART_BEAT_POLL, "hb-poll" },
+	{ ATH6KL_FW_CAPABILITY_64BIT_RATES, "64bit-rates" },
+	{ ATH6KL_FW_CAPABILITY_AP_INACTIVITY_MINS, "ap-inactivity-mins" },
+	{ ATH6KL_FW_CAPABILITY_MAP_LP_ENDPOINT, "map-lp-endpoint" },
+	{ ATH6KL_FW_CAPABILITY_RATETABLE_MCS15, "ratetable-mcs15" },
+	{ ATH6KL_FW_CAPABILITY_NO_IP_CHECKSUM, "no-ip-checksum" },
 };
 
 static const char *ath6kl_init_get_fw_capa_name(unsigned int id)
diff --git a/drivers/net/wireless/ath/ath6kl/main.c b/drivers/net/wireless/ath/ath6kl/main.c
index d56554674da4..21516bc65785 100644
--- a/drivers/net/wireless/ath/ath6kl/main.c
+++ b/drivers/net/wireless/ath/ath6kl/main.c
@@ -702,6 +702,7 @@ static void ath6kl_update_target_stats(struct ath6kl_vif *vif, u8 *ptr, u32 len)
 	struct ath6kl *ar = vif->ar;
 	struct target_stats *stats = &vif->target_stats;
 	struct tkip_ccmp_stats *ccmp_stats;
+	s32 rate;
 	u8 ac;
 
 	if (len < sizeof(*tgt_stats))
@@ -731,8 +732,9 @@ static void ath6kl_update_target_stats(struct ath6kl_vif *vif, u8 *ptr, u32 len)
 		le32_to_cpu(tgt_stats->stats.tx.mult_retry_cnt);
 	stats->tx_rts_fail_cnt +=
 		le32_to_cpu(tgt_stats->stats.tx.rts_fail_cnt);
-	stats->tx_ucast_rate =
-	    ath6kl_wmi_get_rate(a_sle32_to_cpu(tgt_stats->stats.tx.ucast_rate));
+
+	rate = a_sle32_to_cpu(tgt_stats->stats.tx.ucast_rate);
+	stats->tx_ucast_rate = ath6kl_wmi_get_rate(ar->wmi, rate);
 
 	stats->rx_pkt += le32_to_cpu(tgt_stats->stats.rx.pkt);
 	stats->rx_byte += le32_to_cpu(tgt_stats->stats.rx.byte);
@@ -749,8 +751,9 @@ static void ath6kl_update_target_stats(struct ath6kl_vif *vif, u8 *ptr, u32 len)
 		le32_to_cpu(tgt_stats->stats.rx.key_cache_miss);
 	stats->rx_decrypt_err += le32_to_cpu(tgt_stats->stats.rx.decrypt_err);
 	stats->rx_dupl_frame += le32_to_cpu(tgt_stats->stats.rx.dupl_frame);
-	stats->rx_ucast_rate =
-	    ath6kl_wmi_get_rate(a_sle32_to_cpu(tgt_stats->stats.rx.ucast_rate));
+
+	rate = a_sle32_to_cpu(tgt_stats->stats.rx.ucast_rate);
+	stats->rx_ucast_rate = ath6kl_wmi_get_rate(ar->wmi, rate);
 
 	ccmp_stats = &tgt_stats->stats.tkip_ccmp_stats;
 
@@ -1290,6 +1293,8 @@ static const struct net_device_ops ath6kl_netdev_ops = {
 
 void init_netdev(struct net_device *dev)
 {
+	struct ath6kl *ar = ath6kl_priv(dev);
+
 	dev->netdev_ops = &ath6kl_netdev_ops;
 	dev->destructor = free_netdev;
 	dev->watchdog_timeo = ATH6KL_TX_TIMEOUT;
@@ -1301,7 +1306,9 @@ void init_netdev(struct net_device *dev)
 					WMI_MAX_TX_META_SZ +
 					ATH6KL_HTC_ALIGN_BYTES, 4);
 
-	dev->hw_features |= NETIF_F_IP_CSUM | NETIF_F_RXCSUM;
+	if (!test_bit(ATH6KL_FW_CAPABILITY_NO_IP_CHECKSUM,
+		      ar->fw_capabilities))
+		dev->hw_features |= NETIF_F_IP_CSUM | NETIF_F_RXCSUM;
 
 	return;
 }
diff --git a/drivers/net/wireless/ath/ath6kl/usb.c b/drivers/net/wireless/ath/ath6kl/usb.c
index 3afc5a463d06..c44325856b81 100644
--- a/drivers/net/wireless/ath/ath6kl/usb.c
+++ b/drivers/net/wireless/ath/ath6kl/usb.c
@@ -802,7 +802,8 @@ static int ath6kl_usb_map_service_pipe(struct ath6kl *ar, u16 svc_id,
 		break;
 	case WMI_DATA_VI_SVC:
 
-		if (ar->hw.flags & ATH6KL_HW_MAP_LP_ENDPOINT)
+		if (test_bit(ATH6KL_FW_CAPABILITY_MAP_LP_ENDPOINT,
+			     ar->fw_capabilities))
 			*ul_pipe = ATH6KL_USB_PIPE_TX_DATA_LP;
 		else
 			*ul_pipe = ATH6KL_USB_PIPE_TX_DATA_MP;
@@ -814,7 +815,8 @@ static int ath6kl_usb_map_service_pipe(struct ath6kl *ar, u16 svc_id,
 		break;
 	case WMI_DATA_VO_SVC:
 
-		if (ar->hw.flags & ATH6KL_HW_MAP_LP_ENDPOINT)
+		if (test_bit(ATH6KL_FW_CAPABILITY_MAP_LP_ENDPOINT,
+			     ar->fw_capabilities))
 			*ul_pipe = ATH6KL_USB_PIPE_TX_DATA_LP;
 		else
 			*ul_pipe = ATH6KL_USB_PIPE_TX_DATA_MP;
@@ -1208,6 +1210,7 @@ static int ath6kl_usb_pm_reset_resume(struct usb_interface *intf)
 
 /* table of devices that work with this driver */
 static struct usb_device_id ath6kl_usb_ids[] = {
+	{USB_DEVICE(0x0cf3, 0x9375)},
 	{USB_DEVICE(0x0cf3, 0x9374)},
 	{ /* Terminating entry */ },
 };
diff --git a/drivers/net/wireless/ath/ath6kl/wmi.c b/drivers/net/wireless/ath/ath6kl/wmi.c
index 4d7f9e4712e9..94df345d08c2 100644
--- a/drivers/net/wireless/ath/ath6kl/wmi.c
+++ b/drivers/net/wireless/ath/ath6kl/wmi.c
@@ -59,6 +59,55 @@ static const s32 wmi_rate_tbl[][2] = {
 	{0, 0}
 };
 
+static const s32 wmi_rate_tbl_mcs15[][2] = {
+	/* {W/O SGI, with SGI} */
+	{1000, 1000},
+	{2000, 2000},
+	{5500, 5500},
+	{11000, 11000},
+	{6000, 6000},
+	{9000, 9000},
+	{12000, 12000},
+	{18000, 18000},
+	{24000, 24000},
+	{36000, 36000},
+	{48000, 48000},
+	{54000, 54000},
+	{6500, 7200},     /* HT 20, MCS 0 */
+	{13000, 14400},
+	{19500, 21700},
+	{26000, 28900},
+	{39000, 43300},
+	{52000, 57800},
+	{58500, 65000},
+	{65000, 72200},
+	{13000, 14400},   /* HT 20, MCS 8 */
+	{26000, 28900},
+	{39000, 43300},
+	{52000, 57800},
+	{78000, 86700},
+	{104000, 115600},
+	{117000, 130000},
+	{130000, 144400}, /* HT 20, MCS 15 */
+	{13500, 15000},   /*HT 40, MCS 0 */
+	{27000, 30000},
+	{40500, 45000},
+	{54000, 60000},
+	{81000, 90000},
+	{108000, 120000},
+	{121500, 135000},
+	{135000, 150000},
+	{27000, 30000},   /*HT 40, MCS 8 */
+	{54000, 60000},
+	{81000, 90000},
+	{108000, 120000},
+	{162000, 180000},
+	{216000, 240000},
+	{243000, 270000},
+	{270000, 300000}, /*HT 40, MCS 15 */
+	{0, 0}
+};
+
 /* 802.1d to AC mapping. Refer pg 57 of WMM-test-plan-v1.2 */
 static const u8 up_to_ac[] = {
 	WMM_AC_BE,
@@ -2838,7 +2887,8 @@ int ath6kl_wmi_set_bitrate_mask(struct wmi *wmi, u8 if_idx,
 {
 	struct ath6kl *ar = wmi->parent_dev;
 
-	if (ar->hw.flags & ATH6KL_HW_64BIT_RATES)
+	if (test_bit(ATH6KL_FW_CAPABILITY_64BIT_RATES,
+		     ar->fw_capabilities))
 		return ath6kl_set_bitrate_mask64(wmi, if_idx, mask);
 	else
 		return ath6kl_set_bitrate_mask32(wmi, if_idx, mask);
@@ -3279,9 +3329,11 @@ int ath6kl_wmi_set_regdomain_cmd(struct wmi *wmi, const char *alpha2)
 				   NO_SYNC_WMIFLAG);
 }
 
-s32 ath6kl_wmi_get_rate(s8 rate_index)
+s32 ath6kl_wmi_get_rate(struct wmi *wmi, s8 rate_index)
 {
+	struct ath6kl *ar = wmi->parent_dev;
 	u8 sgi = 0;
+	s32 ret;
 
 	if (rate_index == RATE_AUTO)
 		return 0;
@@ -3292,10 +3344,20 @@ s32 ath6kl_wmi_get_rate(s8 rate_index)
 		sgi = 1;
 	}
 
-	if (WARN_ON(rate_index > RATE_MCS_7_40))
-		rate_index = RATE_MCS_7_40;
+	if (test_bit(ATH6KL_FW_CAPABILITY_RATETABLE_MCS15,
+		     ar->fw_capabilities)) {
+		if (WARN_ON(rate_index >= ARRAY_SIZE(wmi_rate_tbl_mcs15)))
+			return 0;
+
+		ret = wmi_rate_tbl_mcs15[(u32) rate_index][sgi];
+	} else {
+		if (WARN_ON(rate_index >= ARRAY_SIZE(wmi_rate_tbl)))
+			return 0;
 
-	return wmi_rate_tbl[(u32) rate_index][sgi];
+		ret = wmi_rate_tbl[(u32) rate_index][sgi];
+	}
+
+	return ret;
 }
 
 static int ath6kl_wmi_get_pmkid_list_event_rx(struct wmi *wmi, u8 *datap,
diff --git a/drivers/net/wireless/ath/ath6kl/wmi.h b/drivers/net/wireless/ath/ath6kl/wmi.h
index bb23fc00111d..19f88b4a24fb 100644
--- a/drivers/net/wireless/ath/ath6kl/wmi.h
+++ b/drivers/net/wireless/ath/ath6kl/wmi.h
@@ -2632,7 +2632,7 @@ int ath6kl_wmi_set_htcap_cmd(struct wmi *wmi, u8 if_idx,
 			     struct ath6kl_htcap *htcap);
 int ath6kl_wmi_test_cmd(struct wmi *wmi, void *buf, size_t len);
 
-s32 ath6kl_wmi_get_rate(s8 rate_index);
+s32 ath6kl_wmi_get_rate(struct wmi *wmi, s8 rate_index);
 
 int ath6kl_wmi_set_ip_cmd(struct wmi *wmi, u8 if_idx,
 			  __be32 ips0, __be32 ips1);