diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c
index 204afe66de92ed42aaf8c9d1c015161f60429f33..3d7a5c149af331dce43990e41a595467f00ac3d4 100644
--- a/drivers/bluetooth/ath3k.c
+++ b/drivers/bluetooth/ath3k.c
@@ -203,6 +203,12 @@ static const struct usb_device_id ath3k_blist_tbl[] = {
 	{ }	/* Terminating entry */
 };
 
+static inline void ath3k_log_failed_loading(int err, int len, int size)
+{
+	BT_ERR("Error in firmware loading err = %d, len = %d, size = %d",
+			err, len, size);
+}
+
 #define USB_REQ_DFU_DNLOAD	1
 #define BULK_SIZE		4096
 #define FW_HDR_SIZE		20
@@ -227,15 +233,16 @@ static int ath3k_load_firmware(struct usb_device *udev,
 		return -ENOMEM;
 	}
 
-	memcpy(send_buf, firmware->data, 20);
+	memcpy(send_buf, firmware->data, FW_HDR_SIZE);
 	err = usb_control_msg(udev, pipe, USB_REQ_DFU_DNLOAD, USB_TYPE_VENDOR,
-			      0, 0, send_buf, 20, USB_CTRL_SET_TIMEOUT);
+			      0, 0, send_buf, FW_HDR_SIZE,
+			      USB_CTRL_SET_TIMEOUT);
 	if (err < 0) {
 		BT_ERR("Can't change to loading configuration err");
 		goto error;
 	}
-	sent += 20;
-	count -= 20;
+	sent += FW_HDR_SIZE;
+	count -= FW_HDR_SIZE;
 
 	pipe = usb_sndbulkpipe(udev, 0x02);
 
@@ -250,8 +257,7 @@ static int ath3k_load_firmware(struct usb_device *udev,
 					&len, 3000);
 
 		if (err || (len != size)) {
-			BT_ERR("Error in firmware loading err = %d,"
-				"len = %d, size = %d", err, len, size);
+			ath3k_log_failed_loading(err, len, size);
 			goto error;
 		}
 
@@ -350,8 +356,7 @@ static int ath3k_load_fwfile(struct usb_device *udev,
 		err = usb_bulk_msg(udev, pipe, send_buf, size,
 					&len, 3000);
 		if (err || (len != size)) {
-			BT_ERR("Error in firmware loading err = %d,"
-				"len = %d, size = %d", err, len, size);
+			ath3k_log_failed_loading(err, len, size);
 			kfree(send_buf);
 			return err;
 		}
@@ -398,7 +403,7 @@ static int ath3k_set_normal_mode(struct usb_device *udev)
 static int ath3k_load_patch(struct usb_device *udev)
 {
 	unsigned char fw_state;
-	char filename[ATH3K_NAME_LEN] = {0};
+	char filename[ATH3K_NAME_LEN];
 	const struct firmware *firmware;
 	struct ath3k_version fw_version;
 	__u32 pt_rom_version, pt_build_version;
@@ -451,7 +456,7 @@ static int ath3k_load_patch(struct usb_device *udev)
 static int ath3k_load_syscfg(struct usb_device *udev)
 {
 	unsigned char fw_state;
-	char filename[ATH3K_NAME_LEN] = {0};
+	char filename[ATH3K_NAME_LEN];
 	const struct firmware *firmware;
 	struct ath3k_version fw_version;
 	int clk_value, ret;
@@ -522,7 +527,6 @@ static int ath3k_probe(struct usb_interface *intf,
 
 	/* load patch and sysconfig files for AR3012 */
 	if (id->driver_info & BTUSB_ATH3012) {
-
 		/* New firmware with patch and sysconfig files already loaded */
 		if (le16_to_cpu(udev->descriptor.bcdDevice) > 0x0001)
 			return -ENODEV;
@@ -565,7 +569,7 @@ static int ath3k_probe(struct usb_interface *intf,
 
 static void ath3k_disconnect(struct usb_interface *intf)
 {
-	BT_DBG("ath3k_disconnect intf %p", intf);
+	BT_DBG("%s intf %p", __func__, intf);
 }
 
 static struct usb_driver ath3k_driver = {
diff --git a/drivers/bluetooth/btmrvl_main.c b/drivers/bluetooth/btmrvl_main.c
index b280d466f05bb853b7a93bb91cb7a89a63b062d5..f6c694a1b9b040c8574ae77d16553aebde5bf186 100644
--- a/drivers/bluetooth/btmrvl_main.c
+++ b/drivers/bluetooth/btmrvl_main.c
@@ -183,7 +183,7 @@ static int btmrvl_send_sync_cmd(struct btmrvl_private *priv, u16 opcode,
 		return -EFAULT;
 	}
 
-	skb = bt_skb_alloc(HCI_COMMAND_HDR_SIZE + len, GFP_ATOMIC);
+	skb = bt_skb_alloc(HCI_COMMAND_HDR_SIZE + len, GFP_KERNEL);
 	if (!skb) {
 		BT_ERR("No free skb");
 		return -ENOMEM;
diff --git a/drivers/bluetooth/btrtl.c b/drivers/bluetooth/btrtl.c
index 6e2ad748abbae27686f9de4dd024dd1605168236..437f080deaab293f08f92aaff55c4ec5be69fb91 100644
--- a/drivers/bluetooth/btrtl.c
+++ b/drivers/bluetooth/btrtl.c
@@ -35,6 +35,60 @@
 #define RTL_ROM_LMP_8761A	0x8761
 #define RTL_ROM_LMP_8822B	0x8822
 
+#define IC_MATCH_FL_LMPSUBV	(1 << 0)
+#define IC_MATCH_FL_HCIREV	(1 << 1)
+#define IC_INFO(lmps, hcir) \
+	.match_flags = IC_MATCH_FL_LMPSUBV | IC_MATCH_FL_HCIREV, \
+	.lmp_subver = (lmps), \
+	.hci_rev = (hcir)
+
+struct id_table {
+	__u16 match_flags;
+	__u16 lmp_subver;
+	__u16 hci_rev;
+	bool config_needed;
+	char *fw_name;
+	char *cfg_name;
+};
+
+static const struct id_table ic_id_table[] = {
+	/* 8723B */
+	{ IC_INFO(RTL_ROM_LMP_8723B, 0xb),
+	  .config_needed = false,
+	  .fw_name  = "rtl_bt/rtl8723b_fw.bin",
+	  .cfg_name = "rtl_bt/rtl8723b_config.bin" },
+
+	/* 8723D */
+	{ IC_INFO(RTL_ROM_LMP_8723B, 0xd),
+	  .config_needed = true,
+	  .fw_name  = "rtl_bt/rtl8723d_fw.bin",
+	  .cfg_name = "rtl_bt/rtl8723d_config.bin" },
+
+	/* 8821A */
+	{ IC_INFO(RTL_ROM_LMP_8821A, 0xa),
+	  .config_needed = false,
+	  .fw_name  = "rtl_bt/rtl8821a_fw.bin",
+	  .cfg_name = "rtl_bt/rtl8821a_config.bin" },
+
+	/* 8821C */
+	{ IC_INFO(RTL_ROM_LMP_8821A, 0xc),
+	  .config_needed = false,
+	  .fw_name  = "rtl_bt/rtl8821c_fw.bin",
+	  .cfg_name = "rtl_bt/rtl8821c_config.bin" },
+
+	/* 8761A */
+	{ IC_MATCH_FL_LMPSUBV, RTL_ROM_LMP_8761A, 0x0,
+	  .config_needed = false,
+	  .fw_name  = "rtl_bt/rtl8761a_fw.bin",
+	  .cfg_name = "rtl_bt/rtl8761a_config.bin" },
+
+	/* 8822B */
+	{ IC_INFO(RTL_ROM_LMP_8822B, 0xb),
+	  .config_needed = true,
+	  .fw_name  = "rtl_bt/rtl8822b_fw.bin",
+	  .cfg_name = "rtl_bt/rtl8822b_config.bin" },
+	};
+
 static int rtl_read_rom_version(struct hci_dev *hdev, u8 *version)
 {
 	struct rtl_rom_version_evt *rom_version;
@@ -64,9 +118,9 @@ static int rtl_read_rom_version(struct hci_dev *hdev, u8 *version)
 	return 0;
 }
 
-static int rtl8723b_parse_firmware(struct hci_dev *hdev, u16 lmp_subver,
-				   const struct firmware *fw,
-				   unsigned char **_buf)
+static int rtlbt_parse_firmware(struct hci_dev *hdev, u16 lmp_subver,
+				const struct firmware *fw,
+				unsigned char **_buf)
 {
 	const u8 extension_sig[] = { 0x51, 0x04, 0xfd, 0x77 };
 	struct rtl_epatch_header *epatch_info;
@@ -88,6 +142,8 @@ static int rtl8723b_parse_firmware(struct hci_dev *hdev, u16 lmp_subver,
 		{ RTL_ROM_LMP_8821A, 2 },
 		{ RTL_ROM_LMP_8761A, 3 },
 		{ RTL_ROM_LMP_8822B, 8 },
+		{ RTL_ROM_LMP_8723B, 9 },	/* 8723D */
+		{ RTL_ROM_LMP_8821A, 10 },	/* 8821C */
 	};
 
 	ret = rtl_read_rom_version(hdev, &rom_version);
@@ -320,8 +376,8 @@ static int btrtl_setup_rtl8723a(struct hci_dev *hdev)
 	return ret;
 }
 
-static int btrtl_setup_rtl8723b(struct hci_dev *hdev, u16 lmp_subver,
-				const char *fw_name)
+static int btrtl_setup_rtl8723b(struct hci_dev *hdev, u16 hci_rev,
+				u16 lmp_subver)
 {
 	unsigned char *fw_data = NULL;
 	const struct firmware *fw;
@@ -330,39 +386,40 @@ static int btrtl_setup_rtl8723b(struct hci_dev *hdev, u16 lmp_subver,
 	u8 *cfg_buff = NULL;
 	u8 *tbuff;
 	char *cfg_name = NULL;
-	bool config_needed = false;
+	char *fw_name = NULL;
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(ic_id_table); i++) {
+		if ((ic_id_table[i].match_flags & IC_MATCH_FL_LMPSUBV) &&
+		    (ic_id_table[i].lmp_subver != lmp_subver))
+			continue;
+		if ((ic_id_table[i].match_flags & IC_MATCH_FL_HCIREV) &&
+		    (ic_id_table[i].hci_rev != hci_rev))
+			continue;
 
-	switch (lmp_subver) {
-	case RTL_ROM_LMP_8723B:
-		cfg_name = "rtl_bt/rtl8723b_config.bin";
-		break;
-	case RTL_ROM_LMP_8821A:
-		cfg_name = "rtl_bt/rtl8821a_config.bin";
-		break;
-	case RTL_ROM_LMP_8761A:
-		cfg_name = "rtl_bt/rtl8761a_config.bin";
-		break;
-	case RTL_ROM_LMP_8822B:
-		cfg_name = "rtl_bt/rtl8822b_config.bin";
-		config_needed = true;
-		break;
-	default:
-		BT_ERR("%s: rtl: no config according to lmp_subver %04x",
-		       hdev->name, lmp_subver);
 		break;
 	}
 
+	if (i >= ARRAY_SIZE(ic_id_table)) {
+		BT_ERR("%s: unknown IC info, lmp subver %04x, hci rev %04x",
+		       hdev->name, lmp_subver, hci_rev);
+		return -EINVAL;
+	}
+
+	cfg_name = ic_id_table[i].cfg_name;
+
 	if (cfg_name) {
 		cfg_sz = rtl_load_config(hdev, cfg_name, &cfg_buff);
 		if (cfg_sz < 0) {
 			cfg_sz = 0;
-			if (config_needed)
+			if (ic_id_table[i].config_needed)
 				BT_ERR("Necessary config file %s not found\n",
 				       cfg_name);
 		}
 	} else
 		cfg_sz = 0;
 
+	fw_name = ic_id_table[i].fw_name;
 	bt_dev_info(hdev, "rtl: loading %s", fw_name);
 	ret = request_firmware(&fw, fw_name, &hdev->dev);
 	if (ret < 0) {
@@ -370,7 +427,7 @@ static int btrtl_setup_rtl8723b(struct hci_dev *hdev, u16 lmp_subver,
 		goto err_req_fw;
 	}
 
-	ret = rtl8723b_parse_firmware(hdev, lmp_subver, fw, &fw_data);
+	ret = rtlbt_parse_firmware(hdev, lmp_subver, fw, &fw_data);
 	if (ret < 0)
 		goto out;
 
@@ -429,7 +486,7 @@ int btrtl_setup_realtek(struct hci_dev *hdev)
 {
 	struct sk_buff *skb;
 	struct hci_rp_read_local_version *resp;
-	u16 lmp_subver;
+	u16 hci_rev, lmp_subver;
 
 	skb = btrtl_read_local_version(hdev);
 	if (IS_ERR(skb))
@@ -441,6 +498,7 @@ int btrtl_setup_realtek(struct hci_dev *hdev)
 		    resp->hci_ver, resp->hci_rev,
 		    resp->lmp_ver, resp->lmp_subver);
 
+	hci_rev = le16_to_cpu(resp->hci_rev);
 	lmp_subver = le16_to_cpu(resp->lmp_subver);
 	kfree_skb(skb);
 
@@ -455,17 +513,10 @@ int btrtl_setup_realtek(struct hci_dev *hdev)
 	case RTL_ROM_LMP_3499:
 		return btrtl_setup_rtl8723a(hdev);
 	case RTL_ROM_LMP_8723B:
-		return btrtl_setup_rtl8723b(hdev, lmp_subver,
-					    "rtl_bt/rtl8723b_fw.bin");
 	case RTL_ROM_LMP_8821A:
-		return btrtl_setup_rtl8723b(hdev, lmp_subver,
-					    "rtl_bt/rtl8821a_fw.bin");
 	case RTL_ROM_LMP_8761A:
-		return btrtl_setup_rtl8723b(hdev, lmp_subver,
-					    "rtl_bt/rtl8761a_fw.bin");
 	case RTL_ROM_LMP_8822B:
-		return btrtl_setup_rtl8723b(hdev, lmp_subver,
-					    "rtl_bt/rtl8822b_fw.bin");
+		return btrtl_setup_rtl8723b(hdev, hci_rev, lmp_subver);
 	default:
 		bt_dev_info(hdev, "rtl: assuming no firmware upload needed");
 		return 0;
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 2a55380ad730713fa4f26807294e9a9a0b5fa1b5..c8e9ae6b99e1753b95f436e89b67e962091f9c81 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -339,6 +339,7 @@ static const struct usb_device_id blacklist_table[] = {
 
 	/* Intel Bluetooth devices */
 	{ USB_DEVICE(0x8087, 0x0025), .driver_info = BTUSB_INTEL_NEW },
+	{ USB_DEVICE(0x8087, 0x0026), .driver_info = BTUSB_INTEL_NEW },
 	{ USB_DEVICE(0x8087, 0x07da), .driver_info = BTUSB_CSR },
 	{ USB_DEVICE(0x8087, 0x07dc), .driver_info = BTUSB_INTEL },
 	{ USB_DEVICE(0x8087, 0x0a2a), .driver_info = BTUSB_INTEL },
@@ -373,6 +374,9 @@ static const struct usb_device_id blacklist_table[] = {
 	{ USB_DEVICE(0x13d3, 0x3461), .driver_info = BTUSB_REALTEK },
 	{ USB_DEVICE(0x13d3, 0x3462), .driver_info = BTUSB_REALTEK },
 
+	/* Additional Realtek 8822BE Bluetooth devices */
+	{ USB_DEVICE(0x0b05, 0x185c), .driver_info = BTUSB_REALTEK },
+
 	/* Silicon Wave based devices */
 	{ USB_DEVICE(0x0c10, 0x0000), .driver_info = BTUSB_SWAVE },
 
@@ -2057,6 +2061,8 @@ static int btusb_setup_intel_new(struct hci_dev *hdev)
 	case 0x0c:	/* WsP */
 	case 0x11:	/* JfP */
 	case 0x12:	/* ThP */
+	case 0x13:	/* HrP */
+	case 0x14:	/* QnJ, IcP */
 		break;
 	default:
 		BT_ERR("%s: Unsupported Intel hardware variant (%u)",
@@ -2149,6 +2155,8 @@ static int btusb_setup_intel_new(struct hci_dev *hdev)
 		break;
 	case 0x11:	/* JfP */
 	case 0x12:	/* ThP */
+	case 0x13:	/* HrP */
+	case 0x14:	/* QnJ, IcP */
 		snprintf(fwname, sizeof(fwname), "intel/ibt-%u-%u-%u.sfi",
 			 le16_to_cpu(ver.hw_variant),
 			 le16_to_cpu(ver.hw_revision),
@@ -2180,6 +2188,8 @@ static int btusb_setup_intel_new(struct hci_dev *hdev)
 		break;
 	case 0x11:	/* JfP */
 	case 0x12:	/* ThP */
+	case 0x13:	/* HrP */
+	case 0x14:	/* QnJ, IcP */
 		snprintf(fwname, sizeof(fwname), "intel/ibt-%u-%u-%u.ddc",
 			 le16_to_cpu(ver.hw_variant),
 			 le16_to_cpu(ver.hw_revision),
diff --git a/drivers/bluetooth/hci_ath.c b/drivers/bluetooth/hci_ath.c
index 14ae7ee88acbdba0d0dcdc8e1e765a2bf6b64789..d568fbd94d6c84cc0045be68204f46b995e76cdb 100644
--- a/drivers/bluetooth/hci_ath.c
+++ b/drivers/bluetooth/hci_ath.c
@@ -71,12 +71,12 @@ static int ath_wakeup_ar3k(struct tty_struct *tty)
 	/* Clear RTS first */
 	tty->driver->ops->tiocmget(tty);
 	tty->driver->ops->tiocmset(tty, 0x00, TIOCM_RTS);
-	mdelay(20);
+	msleep(20);
 
 	/* Set RTS, wake up board */
 	tty->driver->ops->tiocmget(tty);
 	tty->driver->ops->tiocmset(tty, TIOCM_RTS, 0x00);
-	mdelay(20);
+	msleep(20);
 
 	status = tty->driver->ops->tiocmget(tty);
 	return status;
diff --git a/drivers/bluetooth/hci_ll.c b/drivers/bluetooth/hci_ll.c
index 1b4417a623a412a995da4c800354cd03868815dd..2f30dcad96bd89d21d111262113a613cebdba669 100644
--- a/drivers/bluetooth/hci_ll.c
+++ b/drivers/bluetooth/hci_ll.c
@@ -650,7 +650,7 @@ static int download_firmware(struct ll_device *lldev)
 			break;
 		case ACTION_DELAY:	/* sleep */
 			bt_dev_info(lldev->hu.hdev, "sleep command in scr");
-			mdelay(((struct bts_action_delay *)action_ptr)->msec);
+			msleep(((struct bts_action_delay *)action_ptr)->msec);
 			break;
 		}
 		len -= (sizeof(struct bts_action) +
diff --git a/net/bluetooth/hci_request.c b/net/bluetooth/hci_request.c
index 3394e679167380191e9505880a265062fe904043..66c0781773dffa6db811b1fb64690ddcae584ab3 100644
--- a/net/bluetooth/hci_request.c
+++ b/net/bluetooth/hci_request.c
@@ -934,8 +934,8 @@ static bool is_advertising_allowed(struct hci_dev *hdev, bool connectable)
 		/* Slave connection state and connectable mode bit 38
 		 * and scannable bit 21.
 		 */
-		if (connectable && (!(hdev->le_states[4] & 0x01) ||
-				    !(hdev->le_states[2] & 0x40)))
+		if (connectable && (!(hdev->le_states[4] & 0x40) ||
+				    !(hdev->le_states[2] & 0x20)))
 			return false;
 	}
 
@@ -948,7 +948,7 @@ static bool is_advertising_allowed(struct hci_dev *hdev, bool connectable)
 		/* Master connection state and connectable mode bit 35 and
 		 * scannable 19.
 		 */
-		if (connectable && (!(hdev->le_states[4] & 0x10) ||
+		if (connectable && (!(hdev->le_states[4] & 0x08) ||
 				    !(hdev->le_states[2] & 0x08)))
 			return false;
 	}