diff options
Diffstat (limited to 'drivers/bluetooth')
-rw-r--r-- | drivers/bluetooth/Kconfig | 12 | ||||
-rw-r--r-- | drivers/bluetooth/Makefile | 1 | ||||
-rw-r--r-- | drivers/bluetooth/ath3k.c | 3 | ||||
-rw-r--r-- | drivers/bluetooth/bluecard_cs.c | 16 | ||||
-rw-r--r-- | drivers/bluetooth/bpa10x.c | 2 | ||||
-rw-r--r-- | drivers/bluetooth/bt3c_cs.c | 6 | ||||
-rw-r--r-- | drivers/bluetooth/btmrvl_drv.h | 2 | ||||
-rw-r--r-- | drivers/bluetooth/btmrvl_main.c | 18 | ||||
-rw-r--r-- | drivers/bluetooth/btmrvl_sdio.c | 12 | ||||
-rw-r--r-- | drivers/bluetooth/btuart_cs.c | 6 | ||||
-rw-r--r-- | drivers/bluetooth/btusb.c | 16 | ||||
-rw-r--r-- | drivers/bluetooth/dtl1_cs.c | 22 | ||||
-rw-r--r-- | drivers/bluetooth/hci_bcsp.c | 2 | ||||
-rw-r--r-- | drivers/bluetooth/hci_h4.c | 2 | ||||
-rw-r--r-- | drivers/bluetooth/hci_h5.c | 747 | ||||
-rw-r--r-- | drivers/bluetooth/hci_ldisc.c | 68 | ||||
-rw-r--r-- | drivers/bluetooth/hci_ll.c | 6 | ||||
-rw-r--r-- | drivers/bluetooth/hci_uart.h | 10 |
18 files changed, 892 insertions, 59 deletions
diff --git a/drivers/bluetooth/Kconfig b/drivers/bluetooth/Kconfig index 5ccf142ef0b8..e9f203eadb1f 100644 --- a/drivers/bluetooth/Kconfig +++ b/drivers/bluetooth/Kconfig | |||
@@ -81,6 +81,18 @@ config BT_HCIUART_LL | |||
81 | 81 | ||
82 | Say Y here to compile support for HCILL protocol. | 82 | Say Y here to compile support for HCILL protocol. |
83 | 83 | ||
84 | config BT_HCIUART_3WIRE | ||
85 | bool "Three-wire UART (H5) protocol support" | ||
86 | depends on BT_HCIUART | ||
87 | help | ||
88 | The HCI Three-wire UART Transport Layer makes it possible to | ||
89 | user the Bluetooth HCI over a serial port interface. The HCI | ||
90 | Three-wire UART Transport Layer assumes that the UART | ||
91 | communication may have bit errors, overrun errors or burst | ||
92 | errors and thereby making CTS/RTS lines unnecessary. | ||
93 | |||
94 | Say Y here to compile support for Three-wire UART protocol. | ||
95 | |||
84 | config BT_HCIBCM203X | 96 | config BT_HCIBCM203X |
85 | tristate "HCI BCM203x USB driver" | 97 | tristate "HCI BCM203x USB driver" |
86 | depends on USB | 98 | depends on USB |
diff --git a/drivers/bluetooth/Makefile b/drivers/bluetooth/Makefile index f4460f4f4b78..4afae20df512 100644 --- a/drivers/bluetooth/Makefile +++ b/drivers/bluetooth/Makefile | |||
@@ -28,4 +28,5 @@ hci_uart-$(CONFIG_BT_HCIUART_H4) += hci_h4.o | |||
28 | hci_uart-$(CONFIG_BT_HCIUART_BCSP) += hci_bcsp.o | 28 | hci_uart-$(CONFIG_BT_HCIUART_BCSP) += hci_bcsp.o |
29 | hci_uart-$(CONFIG_BT_HCIUART_LL) += hci_ll.o | 29 | hci_uart-$(CONFIG_BT_HCIUART_LL) += hci_ll.o |
30 | hci_uart-$(CONFIG_BT_HCIUART_ATH3K) += hci_ath.o | 30 | hci_uart-$(CONFIG_BT_HCIUART_ATH3K) += hci_ath.o |
31 | hci_uart-$(CONFIG_BT_HCIUART_3WIRE) += hci_h5.o | ||
31 | hci_uart-objs := $(hci_uart-y) | 32 | hci_uart-objs := $(hci_uart-y) |
diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c index ad591bd240ec..10308cd8a7ed 100644 --- a/drivers/bluetooth/ath3k.c +++ b/drivers/bluetooth/ath3k.c | |||
@@ -63,6 +63,7 @@ static struct usb_device_id ath3k_table[] = { | |||
63 | 63 | ||
64 | /* Atheros AR3011 with sflash firmware*/ | 64 | /* Atheros AR3011 with sflash firmware*/ |
65 | { USB_DEVICE(0x0CF3, 0x3002) }, | 65 | { USB_DEVICE(0x0CF3, 0x3002) }, |
66 | { USB_DEVICE(0x0CF3, 0xE019) }, | ||
66 | { USB_DEVICE(0x13d3, 0x3304) }, | 67 | { USB_DEVICE(0x13d3, 0x3304) }, |
67 | { USB_DEVICE(0x0930, 0x0215) }, | 68 | { USB_DEVICE(0x0930, 0x0215) }, |
68 | { USB_DEVICE(0x0489, 0xE03D) }, | 69 | { USB_DEVICE(0x0489, 0xE03D) }, |
@@ -77,6 +78,7 @@ static struct usb_device_id ath3k_table[] = { | |||
77 | { USB_DEVICE(0x04CA, 0x3005) }, | 78 | { USB_DEVICE(0x04CA, 0x3005) }, |
78 | { USB_DEVICE(0x13d3, 0x3362) }, | 79 | { USB_DEVICE(0x13d3, 0x3362) }, |
79 | { USB_DEVICE(0x0CF3, 0xE004) }, | 80 | { USB_DEVICE(0x0CF3, 0xE004) }, |
81 | { USB_DEVICE(0x0930, 0x0219) }, | ||
80 | 82 | ||
81 | /* Atheros AR5BBU12 with sflash firmware */ | 83 | /* Atheros AR5BBU12 with sflash firmware */ |
82 | { USB_DEVICE(0x0489, 0xE02C) }, | 84 | { USB_DEVICE(0x0489, 0xE02C) }, |
@@ -101,6 +103,7 @@ static struct usb_device_id ath3k_blist_tbl[] = { | |||
101 | { USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 }, | 103 | { USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 }, |
102 | { USB_DEVICE(0x13d3, 0x3362), .driver_info = BTUSB_ATH3012 }, | 104 | { USB_DEVICE(0x13d3, 0x3362), .driver_info = BTUSB_ATH3012 }, |
103 | { USB_DEVICE(0x0cf3, 0xe004), .driver_info = BTUSB_ATH3012 }, | 105 | { USB_DEVICE(0x0cf3, 0xe004), .driver_info = BTUSB_ATH3012 }, |
106 | { USB_DEVICE(0x0930, 0x0219), .driver_info = BTUSB_ATH3012 }, | ||
104 | 107 | ||
105 | /* Atheros AR5BBU22 with sflash firmware */ | 108 | /* Atheros AR5BBU22 with sflash firmware */ |
106 | { USB_DEVICE(0x0489, 0xE03C), .driver_info = BTUSB_ATH3012 }, | 109 | { USB_DEVICE(0x0489, 0xE03C), .driver_info = BTUSB_ATH3012 }, |
diff --git a/drivers/bluetooth/bluecard_cs.c b/drivers/bluetooth/bluecard_cs.c index 1fcd92380356..66c3a6770c41 100644 --- a/drivers/bluetooth/bluecard_cs.c +++ b/drivers/bluetooth/bluecard_cs.c | |||
@@ -231,12 +231,12 @@ static void bluecard_write_wakeup(bluecard_info_t *info) | |||
231 | } | 231 | } |
232 | 232 | ||
233 | do { | 233 | do { |
234 | register unsigned int iobase = info->p_dev->resource[0]->start; | 234 | unsigned int iobase = info->p_dev->resource[0]->start; |
235 | register unsigned int offset; | 235 | unsigned int offset; |
236 | register unsigned char command; | 236 | unsigned char command; |
237 | register unsigned long ready_bit; | 237 | unsigned long ready_bit; |
238 | register struct sk_buff *skb; | 238 | register struct sk_buff *skb; |
239 | register int len; | 239 | int len; |
240 | 240 | ||
241 | clear_bit(XMIT_WAKEUP, &(info->tx_state)); | 241 | clear_bit(XMIT_WAKEUP, &(info->tx_state)); |
242 | 242 | ||
@@ -621,7 +621,6 @@ static int bluecard_hci_flush(struct hci_dev *hdev) | |||
621 | static int bluecard_hci_open(struct hci_dev *hdev) | 621 | static int bluecard_hci_open(struct hci_dev *hdev) |
622 | { | 622 | { |
623 | bluecard_info_t *info = hci_get_drvdata(hdev); | 623 | bluecard_info_t *info = hci_get_drvdata(hdev); |
624 | unsigned int iobase = info->p_dev->resource[0]->start; | ||
625 | 624 | ||
626 | if (test_bit(CARD_HAS_PCCARD_ID, &(info->hw_state))) | 625 | if (test_bit(CARD_HAS_PCCARD_ID, &(info->hw_state))) |
627 | bluecard_hci_set_baud_rate(hdev, DEFAULT_BAUD_RATE); | 626 | bluecard_hci_set_baud_rate(hdev, DEFAULT_BAUD_RATE); |
@@ -630,6 +629,8 @@ static int bluecard_hci_open(struct hci_dev *hdev) | |||
630 | return 0; | 629 | return 0; |
631 | 630 | ||
632 | if (test_bit(CARD_HAS_PCCARD_ID, &(info->hw_state))) { | 631 | if (test_bit(CARD_HAS_PCCARD_ID, &(info->hw_state))) { |
632 | unsigned int iobase = info->p_dev->resource[0]->start; | ||
633 | |||
633 | /* Enable LED */ | 634 | /* Enable LED */ |
634 | outb(0x08 | 0x20, iobase + 0x30); | 635 | outb(0x08 | 0x20, iobase + 0x30); |
635 | } | 636 | } |
@@ -641,7 +642,6 @@ static int bluecard_hci_open(struct hci_dev *hdev) | |||
641 | static int bluecard_hci_close(struct hci_dev *hdev) | 642 | static int bluecard_hci_close(struct hci_dev *hdev) |
642 | { | 643 | { |
643 | bluecard_info_t *info = hci_get_drvdata(hdev); | 644 | bluecard_info_t *info = hci_get_drvdata(hdev); |
644 | unsigned int iobase = info->p_dev->resource[0]->start; | ||
645 | 645 | ||
646 | if (!test_and_clear_bit(HCI_RUNNING, &(hdev->flags))) | 646 | if (!test_and_clear_bit(HCI_RUNNING, &(hdev->flags))) |
647 | return 0; | 647 | return 0; |
@@ -649,6 +649,8 @@ static int bluecard_hci_close(struct hci_dev *hdev) | |||
649 | bluecard_hci_flush(hdev); | 649 | bluecard_hci_flush(hdev); |
650 | 650 | ||
651 | if (test_bit(CARD_HAS_PCCARD_ID, &(info->hw_state))) { | 651 | if (test_bit(CARD_HAS_PCCARD_ID, &(info->hw_state))) { |
652 | unsigned int iobase = info->p_dev->resource[0]->start; | ||
653 | |||
652 | /* Disable LED */ | 654 | /* Disable LED */ |
653 | outb(0x00, iobase + 0x30); | 655 | outb(0x00, iobase + 0x30); |
654 | } | 656 | } |
diff --git a/drivers/bluetooth/bpa10x.c b/drivers/bluetooth/bpa10x.c index 609861a53c28..29caaed2d715 100644 --- a/drivers/bluetooth/bpa10x.c +++ b/drivers/bluetooth/bpa10x.c | |||
@@ -470,7 +470,7 @@ static int bpa10x_probe(struct usb_interface *intf, const struct usb_device_id * | |||
470 | hdev->flush = bpa10x_flush; | 470 | hdev->flush = bpa10x_flush; |
471 | hdev->send = bpa10x_send_frame; | 471 | hdev->send = bpa10x_send_frame; |
472 | 472 | ||
473 | set_bit(HCI_QUIRK_NO_RESET, &hdev->quirks); | 473 | set_bit(HCI_QUIRK_RESET_ON_CLOSE, &hdev->quirks); |
474 | 474 | ||
475 | err = hci_register_dev(hdev); | 475 | err = hci_register_dev(hdev); |
476 | if (err < 0) { | 476 | if (err < 0) { |
diff --git a/drivers/bluetooth/bt3c_cs.c b/drivers/bluetooth/bt3c_cs.c index 308c8599ab55..8925b6d672a6 100644 --- a/drivers/bluetooth/bt3c_cs.c +++ b/drivers/bluetooth/bt3c_cs.c | |||
@@ -186,9 +186,9 @@ static void bt3c_write_wakeup(bt3c_info_t *info) | |||
186 | return; | 186 | return; |
187 | 187 | ||
188 | do { | 188 | do { |
189 | register unsigned int iobase = info->p_dev->resource[0]->start; | 189 | unsigned int iobase = info->p_dev->resource[0]->start; |
190 | register struct sk_buff *skb; | 190 | register struct sk_buff *skb; |
191 | register int len; | 191 | int len; |
192 | 192 | ||
193 | if (!pcmcia_dev_present(info->p_dev)) | 193 | if (!pcmcia_dev_present(info->p_dev)) |
194 | break; | 194 | break; |
@@ -664,7 +664,7 @@ static int bt3c_check_config(struct pcmcia_device *p_dev, void *priv_data) | |||
664 | { | 664 | { |
665 | int *try = priv_data; | 665 | int *try = priv_data; |
666 | 666 | ||
667 | if (try == 0) | 667 | if (!try) |
668 | p_dev->io_lines = 16; | 668 | p_dev->io_lines = 16; |
669 | 669 | ||
670 | if ((p_dev->resource[0]->end != 8) || (p_dev->resource[0]->start == 0)) | 670 | if ((p_dev->resource[0]->end != 8) || (p_dev->resource[0]->start == 0)) |
diff --git a/drivers/bluetooth/btmrvl_drv.h b/drivers/bluetooth/btmrvl_drv.h index 94f2d65131c4..27068d149380 100644 --- a/drivers/bluetooth/btmrvl_drv.h +++ b/drivers/bluetooth/btmrvl_drv.h | |||
@@ -136,7 +136,7 @@ int btmrvl_remove_card(struct btmrvl_private *priv); | |||
136 | 136 | ||
137 | void btmrvl_interrupt(struct btmrvl_private *priv); | 137 | void btmrvl_interrupt(struct btmrvl_private *priv); |
138 | 138 | ||
139 | void btmrvl_check_evtpkt(struct btmrvl_private *priv, struct sk_buff *skb); | 139 | bool btmrvl_check_evtpkt(struct btmrvl_private *priv, struct sk_buff *skb); |
140 | int btmrvl_process_event(struct btmrvl_private *priv, struct sk_buff *skb); | 140 | int btmrvl_process_event(struct btmrvl_private *priv, struct sk_buff *skb); |
141 | 141 | ||
142 | int btmrvl_send_module_cfg_cmd(struct btmrvl_private *priv, int subcmd); | 142 | int btmrvl_send_module_cfg_cmd(struct btmrvl_private *priv, int subcmd); |
diff --git a/drivers/bluetooth/btmrvl_main.c b/drivers/bluetooth/btmrvl_main.c index 681ca9d18e12..3a4343b3bd6d 100644 --- a/drivers/bluetooth/btmrvl_main.c +++ b/drivers/bluetooth/btmrvl_main.c | |||
@@ -44,23 +44,35 @@ void btmrvl_interrupt(struct btmrvl_private *priv) | |||
44 | } | 44 | } |
45 | EXPORT_SYMBOL_GPL(btmrvl_interrupt); | 45 | EXPORT_SYMBOL_GPL(btmrvl_interrupt); |
46 | 46 | ||
47 | void btmrvl_check_evtpkt(struct btmrvl_private *priv, struct sk_buff *skb) | 47 | bool btmrvl_check_evtpkt(struct btmrvl_private *priv, struct sk_buff *skb) |
48 | { | 48 | { |
49 | struct hci_event_hdr *hdr = (void *) skb->data; | 49 | struct hci_event_hdr *hdr = (void *) skb->data; |
50 | struct hci_ev_cmd_complete *ec; | ||
51 | u16 opcode, ocf; | ||
52 | 50 | ||
53 | if (hdr->evt == HCI_EV_CMD_COMPLETE) { | 51 | if (hdr->evt == HCI_EV_CMD_COMPLETE) { |
52 | struct hci_ev_cmd_complete *ec; | ||
53 | u16 opcode, ocf, ogf; | ||
54 | |||
54 | ec = (void *) (skb->data + HCI_EVENT_HDR_SIZE); | 55 | ec = (void *) (skb->data + HCI_EVENT_HDR_SIZE); |
55 | opcode = __le16_to_cpu(ec->opcode); | 56 | opcode = __le16_to_cpu(ec->opcode); |
56 | ocf = hci_opcode_ocf(opcode); | 57 | ocf = hci_opcode_ocf(opcode); |
58 | ogf = hci_opcode_ogf(opcode); | ||
59 | |||
57 | if (ocf == BT_CMD_MODULE_CFG_REQ && | 60 | if (ocf == BT_CMD_MODULE_CFG_REQ && |
58 | priv->btmrvl_dev.sendcmdflag) { | 61 | priv->btmrvl_dev.sendcmdflag) { |
59 | priv->btmrvl_dev.sendcmdflag = false; | 62 | priv->btmrvl_dev.sendcmdflag = false; |
60 | priv->adapter->cmd_complete = true; | 63 | priv->adapter->cmd_complete = true; |
61 | wake_up_interruptible(&priv->adapter->cmd_wait_q); | 64 | wake_up_interruptible(&priv->adapter->cmd_wait_q); |
62 | } | 65 | } |
66 | |||
67 | if (ogf == OGF) { | ||
68 | BT_DBG("vendor event skipped: ogf 0x%4.4x ocf 0x%4.4x", | ||
69 | ogf, ocf); | ||
70 | kfree_skb(skb); | ||
71 | return false; | ||
72 | } | ||
63 | } | 73 | } |
74 | |||
75 | return true; | ||
64 | } | 76 | } |
65 | EXPORT_SYMBOL_GPL(btmrvl_check_evtpkt); | 77 | EXPORT_SYMBOL_GPL(btmrvl_check_evtpkt); |
66 | 78 | ||
diff --git a/drivers/bluetooth/btmrvl_sdio.c b/drivers/bluetooth/btmrvl_sdio.c index a853244e7fd7..6a9e9717d3ab 100644 --- a/drivers/bluetooth/btmrvl_sdio.c +++ b/drivers/bluetooth/btmrvl_sdio.c | |||
@@ -110,6 +110,9 @@ static const struct sdio_device_id btmrvl_sdio_ids[] = { | |||
110 | /* Marvell SD8787 Bluetooth device */ | 110 | /* Marvell SD8787 Bluetooth device */ |
111 | { SDIO_DEVICE(SDIO_VENDOR_ID_MARVELL, 0x911A), | 111 | { SDIO_DEVICE(SDIO_VENDOR_ID_MARVELL, 0x911A), |
112 | .driver_data = (unsigned long) &btmrvl_sdio_sd8787 }, | 112 | .driver_data = (unsigned long) &btmrvl_sdio_sd8787 }, |
113 | /* Marvell SD8787 Bluetooth AMP device */ | ||
114 | { SDIO_DEVICE(SDIO_VENDOR_ID_MARVELL, 0x911B), | ||
115 | .driver_data = (unsigned long) &btmrvl_sdio_sd8787 }, | ||
113 | /* Marvell SD8797 Bluetooth device */ | 116 | /* Marvell SD8797 Bluetooth device */ |
114 | { SDIO_DEVICE(SDIO_VENDOR_ID_MARVELL, 0x912A), | 117 | { SDIO_DEVICE(SDIO_VENDOR_ID_MARVELL, 0x912A), |
115 | .driver_data = (unsigned long) &btmrvl_sdio_sd8797 }, | 118 | .driver_data = (unsigned long) &btmrvl_sdio_sd8797 }, |
@@ -562,10 +565,13 @@ static int btmrvl_sdio_card_to_host(struct btmrvl_private *priv) | |||
562 | skb_put(skb, buf_len); | 565 | skb_put(skb, buf_len); |
563 | skb_pull(skb, SDIO_HEADER_LEN); | 566 | skb_pull(skb, SDIO_HEADER_LEN); |
564 | 567 | ||
565 | if (type == HCI_EVENT_PKT) | 568 | if (type == HCI_EVENT_PKT) { |
566 | btmrvl_check_evtpkt(priv, skb); | 569 | if (btmrvl_check_evtpkt(priv, skb)) |
570 | hci_recv_frame(skb); | ||
571 | } else { | ||
572 | hci_recv_frame(skb); | ||
573 | } | ||
567 | 574 | ||
568 | hci_recv_frame(skb); | ||
569 | hdev->stat.byte_rx += buf_len; | 575 | hdev->stat.byte_rx += buf_len; |
570 | break; | 576 | break; |
571 | 577 | ||
diff --git a/drivers/bluetooth/btuart_cs.c b/drivers/bluetooth/btuart_cs.c index c4fc2f3fc32c..21e803a6a281 100644 --- a/drivers/bluetooth/btuart_cs.c +++ b/drivers/bluetooth/btuart_cs.c | |||
@@ -140,9 +140,9 @@ static void btuart_write_wakeup(btuart_info_t *info) | |||
140 | } | 140 | } |
141 | 141 | ||
142 | do { | 142 | do { |
143 | register unsigned int iobase = info->p_dev->resource[0]->start; | 143 | unsigned int iobase = info->p_dev->resource[0]->start; |
144 | register struct sk_buff *skb; | 144 | register struct sk_buff *skb; |
145 | register int len; | 145 | int len; |
146 | 146 | ||
147 | clear_bit(XMIT_WAKEUP, &(info->tx_state)); | 147 | clear_bit(XMIT_WAKEUP, &(info->tx_state)); |
148 | 148 | ||
@@ -593,7 +593,7 @@ static int btuart_check_config(struct pcmcia_device *p_dev, void *priv_data) | |||
593 | { | 593 | { |
594 | int *try = priv_data; | 594 | int *try = priv_data; |
595 | 595 | ||
596 | if (try == 0) | 596 | if (!try) |
597 | p_dev->io_lines = 16; | 597 | p_dev->io_lines = 16; |
598 | 598 | ||
599 | if ((p_dev->resource[0]->end != 8) || (p_dev->resource[0]->start == 0)) | 599 | if ((p_dev->resource[0]->end != 8) || (p_dev->resource[0]->start == 0)) |
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index c9463af8e564..e27221411036 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c | |||
@@ -21,15 +21,7 @@ | |||
21 | * | 21 | * |
22 | */ | 22 | */ |
23 | 23 | ||
24 | #include <linux/kernel.h> | ||
25 | #include <linux/module.h> | 24 | #include <linux/module.h> |
26 | #include <linux/init.h> | ||
27 | #include <linux/slab.h> | ||
28 | #include <linux/types.h> | ||
29 | #include <linux/sched.h> | ||
30 | #include <linux/errno.h> | ||
31 | #include <linux/skbuff.h> | ||
32 | |||
33 | #include <linux/usb.h> | 25 | #include <linux/usb.h> |
34 | 26 | ||
35 | #include <net/bluetooth/bluetooth.h> | 27 | #include <net/bluetooth/bluetooth.h> |
@@ -125,6 +117,7 @@ static struct usb_device_id blacklist_table[] = { | |||
125 | 117 | ||
126 | /* Atheros 3011 with sflash firmware */ | 118 | /* Atheros 3011 with sflash firmware */ |
127 | { USB_DEVICE(0x0cf3, 0x3002), .driver_info = BTUSB_IGNORE }, | 119 | { USB_DEVICE(0x0cf3, 0x3002), .driver_info = BTUSB_IGNORE }, |
120 | { USB_DEVICE(0x0cf3, 0xe019), .driver_info = BTUSB_IGNORE }, | ||
128 | { USB_DEVICE(0x13d3, 0x3304), .driver_info = BTUSB_IGNORE }, | 121 | { USB_DEVICE(0x13d3, 0x3304), .driver_info = BTUSB_IGNORE }, |
129 | { USB_DEVICE(0x0930, 0x0215), .driver_info = BTUSB_IGNORE }, | 122 | { USB_DEVICE(0x0930, 0x0215), .driver_info = BTUSB_IGNORE }, |
130 | { USB_DEVICE(0x0489, 0xe03d), .driver_info = BTUSB_IGNORE }, | 123 | { USB_DEVICE(0x0489, 0xe03d), .driver_info = BTUSB_IGNORE }, |
@@ -139,6 +132,7 @@ static struct usb_device_id blacklist_table[] = { | |||
139 | { USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 }, | 132 | { USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 }, |
140 | { USB_DEVICE(0x13d3, 0x3362), .driver_info = BTUSB_ATH3012 }, | 133 | { USB_DEVICE(0x13d3, 0x3362), .driver_info = BTUSB_ATH3012 }, |
141 | { USB_DEVICE(0x0cf3, 0xe004), .driver_info = BTUSB_ATH3012 }, | 134 | { USB_DEVICE(0x0cf3, 0xe004), .driver_info = BTUSB_ATH3012 }, |
135 | { USB_DEVICE(0x0930, 0x0219), .driver_info = BTUSB_ATH3012 }, | ||
142 | 136 | ||
143 | /* Atheros AR5BBU12 with sflash firmware */ | 137 | /* Atheros AR5BBU12 with sflash firmware */ |
144 | { USB_DEVICE(0x0489, 0xe02c), .driver_info = BTUSB_IGNORE }, | 138 | { USB_DEVICE(0x0489, 0xe02c), .driver_info = BTUSB_IGNORE }, |
@@ -1026,7 +1020,7 @@ static int btusb_probe(struct usb_interface *intf, | |||
1026 | data->isoc = usb_ifnum_to_if(data->udev, 1); | 1020 | data->isoc = usb_ifnum_to_if(data->udev, 1); |
1027 | 1021 | ||
1028 | if (!reset) | 1022 | if (!reset) |
1029 | set_bit(HCI_QUIRK_NO_RESET, &hdev->quirks); | 1023 | set_bit(HCI_QUIRK_RESET_ON_CLOSE, &hdev->quirks); |
1030 | 1024 | ||
1031 | if (force_scofix || id->driver_info & BTUSB_WRONG_SCO_MTU) { | 1025 | if (force_scofix || id->driver_info & BTUSB_WRONG_SCO_MTU) { |
1032 | if (!disable_scofix) | 1026 | if (!disable_scofix) |
@@ -1038,7 +1032,7 @@ static int btusb_probe(struct usb_interface *intf, | |||
1038 | 1032 | ||
1039 | if (id->driver_info & BTUSB_DIGIANSWER) { | 1033 | if (id->driver_info & BTUSB_DIGIANSWER) { |
1040 | data->cmdreq_type = USB_TYPE_VENDOR; | 1034 | data->cmdreq_type = USB_TYPE_VENDOR; |
1041 | set_bit(HCI_QUIRK_NO_RESET, &hdev->quirks); | 1035 | set_bit(HCI_QUIRK_RESET_ON_CLOSE, &hdev->quirks); |
1042 | } | 1036 | } |
1043 | 1037 | ||
1044 | if (id->driver_info & BTUSB_CSR) { | 1038 | if (id->driver_info & BTUSB_CSR) { |
@@ -1046,7 +1040,7 @@ static int btusb_probe(struct usb_interface *intf, | |||
1046 | 1040 | ||
1047 | /* Old firmware would otherwise execute USB reset */ | 1041 | /* Old firmware would otherwise execute USB reset */ |
1048 | if (le16_to_cpu(udev->descriptor.bcdDevice) < 0x117) | 1042 | if (le16_to_cpu(udev->descriptor.bcdDevice) < 0x117) |
1049 | set_bit(HCI_QUIRK_NO_RESET, &hdev->quirks); | 1043 | set_bit(HCI_QUIRK_RESET_ON_CLOSE, &hdev->quirks); |
1050 | } | 1044 | } |
1051 | 1045 | ||
1052 | if (id->driver_info & BTUSB_SNIFFER) { | 1046 | if (id->driver_info & BTUSB_SNIFFER) { |
diff --git a/drivers/bluetooth/dtl1_cs.c b/drivers/bluetooth/dtl1_cs.c index 6e8d96189684..97a7784db4a2 100644 --- a/drivers/bluetooth/dtl1_cs.c +++ b/drivers/bluetooth/dtl1_cs.c | |||
@@ -144,9 +144,9 @@ static void dtl1_write_wakeup(dtl1_info_t *info) | |||
144 | } | 144 | } |
145 | 145 | ||
146 | do { | 146 | do { |
147 | register unsigned int iobase = info->p_dev->resource[0]->start; | 147 | unsigned int iobase = info->p_dev->resource[0]->start; |
148 | register struct sk_buff *skb; | 148 | register struct sk_buff *skb; |
149 | register int len; | 149 | int len; |
150 | 150 | ||
151 | clear_bit(XMIT_WAKEUP, &(info->tx_state)); | 151 | clear_bit(XMIT_WAKEUP, &(info->tx_state)); |
152 | 152 | ||
@@ -586,29 +586,31 @@ static int dtl1_confcheck(struct pcmcia_device *p_dev, void *priv_data) | |||
586 | static int dtl1_config(struct pcmcia_device *link) | 586 | static int dtl1_config(struct pcmcia_device *link) |
587 | { | 587 | { |
588 | dtl1_info_t *info = link->priv; | 588 | dtl1_info_t *info = link->priv; |
589 | int i; | 589 | int ret; |
590 | 590 | ||
591 | /* Look for a generic full-sized window */ | 591 | /* Look for a generic full-sized window */ |
592 | link->resource[0]->end = 8; | 592 | link->resource[0]->end = 8; |
593 | if (pcmcia_loop_config(link, dtl1_confcheck, NULL) < 0) | 593 | ret = pcmcia_loop_config(link, dtl1_confcheck, NULL); |
594 | if (ret) | ||
594 | goto failed; | 595 | goto failed; |
595 | 596 | ||
596 | i = pcmcia_request_irq(link, dtl1_interrupt); | 597 | ret = pcmcia_request_irq(link, dtl1_interrupt); |
597 | if (i != 0) | 598 | if (ret) |
598 | goto failed; | 599 | goto failed; |
599 | 600 | ||
600 | i = pcmcia_enable_device(link); | 601 | ret = pcmcia_enable_device(link); |
601 | if (i != 0) | 602 | if (ret) |
602 | goto failed; | 603 | goto failed; |
603 | 604 | ||
604 | if (dtl1_open(info) != 0) | 605 | ret = dtl1_open(info); |
606 | if (ret) | ||
605 | goto failed; | 607 | goto failed; |
606 | 608 | ||
607 | return 0; | 609 | return 0; |
608 | 610 | ||
609 | failed: | 611 | failed: |
610 | dtl1_detach(link); | 612 | dtl1_detach(link); |
611 | return -ENODEV; | 613 | return ret; |
612 | } | 614 | } |
613 | 615 | ||
614 | static const struct pcmcia_device_id dtl1_ids[] = { | 616 | static const struct pcmcia_device_id dtl1_ids[] = { |
diff --git a/drivers/bluetooth/hci_bcsp.c b/drivers/bluetooth/hci_bcsp.c index 661a8dc4d2f8..57e502e06080 100644 --- a/drivers/bluetooth/hci_bcsp.c +++ b/drivers/bluetooth/hci_bcsp.c | |||
@@ -552,7 +552,7 @@ static u16 bscp_get_crc(struct bcsp_struct *bcsp) | |||
552 | static int bcsp_recv(struct hci_uart *hu, void *data, int count) | 552 | static int bcsp_recv(struct hci_uart *hu, void *data, int count) |
553 | { | 553 | { |
554 | struct bcsp_struct *bcsp = hu->priv; | 554 | struct bcsp_struct *bcsp = hu->priv; |
555 | register unsigned char *ptr; | 555 | unsigned char *ptr; |
556 | 556 | ||
557 | BT_DBG("hu %p count %d rx_state %d rx_count %ld", | 557 | BT_DBG("hu %p count %d rx_state %d rx_count %ld", |
558 | hu, count, bcsp->rx_state, bcsp->rx_count); | 558 | hu, count, bcsp->rx_state, bcsp->rx_count); |
diff --git a/drivers/bluetooth/hci_h4.c b/drivers/bluetooth/hci_h4.c index 748329468d26..c60623f206d4 100644 --- a/drivers/bluetooth/hci_h4.c +++ b/drivers/bluetooth/hci_h4.c | |||
@@ -126,7 +126,7 @@ static int h4_enqueue(struct hci_uart *hu, struct sk_buff *skb) | |||
126 | 126 | ||
127 | static inline int h4_check_data_len(struct h4_struct *h4, int len) | 127 | static inline int h4_check_data_len(struct h4_struct *h4, int len) |
128 | { | 128 | { |
129 | register int room = skb_tailroom(h4->rx_skb); | 129 | int room = skb_tailroom(h4->rx_skb); |
130 | 130 | ||
131 | BT_DBG("len %d room %d", len, room); | 131 | BT_DBG("len %d room %d", len, room); |
132 | 132 | ||
diff --git a/drivers/bluetooth/hci_h5.c b/drivers/bluetooth/hci_h5.c new file mode 100644 index 000000000000..b6154d5a07a5 --- /dev/null +++ b/drivers/bluetooth/hci_h5.c | |||
@@ -0,0 +1,747 @@ | |||
1 | /* | ||
2 | * | ||
3 | * Bluetooth HCI Three-wire UART driver | ||
4 | * | ||
5 | * Copyright (C) 2012 Intel Corporation | ||
6 | * | ||
7 | * | ||
8 | * This program is free software; you can redistribute it and/or modify | ||
9 | * it under the terms of the GNU General Public License as published by | ||
10 | * the Free Software Foundation; either version 2 of the License, or | ||
11 | * (at your option) any later version. | ||
12 | * | ||
13 | * This program is distributed in the hope that it will be useful, | ||
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
16 | * GNU General Public License for more details. | ||
17 | * | ||
18 | * You should have received a copy of the GNU General Public License | ||
19 | * along with this program; if not, write to the Free Software | ||
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
21 | * | ||
22 | */ | ||
23 | |||
24 | #include <linux/kernel.h> | ||
25 | #include <linux/errno.h> | ||
26 | #include <linux/skbuff.h> | ||
27 | |||
28 | #include <net/bluetooth/bluetooth.h> | ||
29 | #include <net/bluetooth/hci_core.h> | ||
30 | |||
31 | #include "hci_uart.h" | ||
32 | |||
33 | #define HCI_3WIRE_ACK_PKT 0 | ||
34 | #define HCI_3WIRE_LINK_PKT 15 | ||
35 | |||
36 | /* Sliding window size */ | ||
37 | #define H5_TX_WIN_MAX 4 | ||
38 | |||
39 | #define H5_ACK_TIMEOUT msecs_to_jiffies(250) | ||
40 | #define H5_SYNC_TIMEOUT msecs_to_jiffies(100) | ||
41 | |||
42 | /* | ||
43 | * Maximum Three-wire packet: | ||
44 | * 4 byte header + max value for 12-bit length + 2 bytes for CRC | ||
45 | */ | ||
46 | #define H5_MAX_LEN (4 + 0xfff + 2) | ||
47 | |||
48 | /* Convenience macros for reading Three-wire header values */ | ||
49 | #define H5_HDR_SEQ(hdr) ((hdr)[0] & 0x07) | ||
50 | #define H5_HDR_ACK(hdr) (((hdr)[0] >> 3) & 0x07) | ||
51 | #define H5_HDR_CRC(hdr) (((hdr)[0] >> 6) & 0x01) | ||
52 | #define H5_HDR_RELIABLE(hdr) (((hdr)[0] >> 7) & 0x01) | ||
53 | #define H5_HDR_PKT_TYPE(hdr) ((hdr)[1] & 0x0f) | ||
54 | #define H5_HDR_LEN(hdr) ((((hdr)[1] >> 4) & 0xff) + ((hdr)[2] << 4)) | ||
55 | |||
56 | #define SLIP_DELIMITER 0xc0 | ||
57 | #define SLIP_ESC 0xdb | ||
58 | #define SLIP_ESC_DELIM 0xdc | ||
59 | #define SLIP_ESC_ESC 0xdd | ||
60 | |||
61 | /* H5 state flags */ | ||
62 | enum { | ||
63 | H5_RX_ESC, /* SLIP escape mode */ | ||
64 | H5_TX_ACK_REQ, /* Pending ack to send */ | ||
65 | }; | ||
66 | |||
67 | struct h5 { | ||
68 | struct sk_buff_head unack; /* Unack'ed packets queue */ | ||
69 | struct sk_buff_head rel; /* Reliable packets queue */ | ||
70 | struct sk_buff_head unrel; /* Unreliable packets queue */ | ||
71 | |||
72 | unsigned long flags; | ||
73 | |||
74 | struct sk_buff *rx_skb; /* Receive buffer */ | ||
75 | size_t rx_pending; /* Expecting more bytes */ | ||
76 | u8 rx_ack; /* Last ack number received */ | ||
77 | |||
78 | int (*rx_func) (struct hci_uart *hu, u8 c); | ||
79 | |||
80 | struct timer_list timer; /* Retransmission timer */ | ||
81 | |||
82 | u8 tx_seq; /* Next seq number to send */ | ||
83 | u8 tx_ack; /* Next ack number to send */ | ||
84 | u8 tx_win; /* Sliding window size */ | ||
85 | |||
86 | enum { | ||
87 | H5_UNINITIALIZED, | ||
88 | H5_INITIALIZED, | ||
89 | H5_ACTIVE, | ||
90 | } state; | ||
91 | |||
92 | enum { | ||
93 | H5_AWAKE, | ||
94 | H5_SLEEPING, | ||
95 | H5_WAKING_UP, | ||
96 | } sleep; | ||
97 | }; | ||
98 | |||
99 | static void h5_reset_rx(struct h5 *h5); | ||
100 | |||
101 | static void h5_link_control(struct hci_uart *hu, const void *data, size_t len) | ||
102 | { | ||
103 | struct h5 *h5 = hu->priv; | ||
104 | struct sk_buff *nskb; | ||
105 | |||
106 | nskb = alloc_skb(3, GFP_ATOMIC); | ||
107 | if (!nskb) | ||
108 | return; | ||
109 | |||
110 | bt_cb(nskb)->pkt_type = HCI_3WIRE_LINK_PKT; | ||
111 | |||
112 | memcpy(skb_put(nskb, len), data, len); | ||
113 | |||
114 | skb_queue_tail(&h5->unrel, nskb); | ||
115 | } | ||
116 | |||
117 | static u8 h5_cfg_field(struct h5 *h5) | ||
118 | { | ||
119 | u8 field = 0; | ||
120 | |||
121 | /* Sliding window size (first 3 bits) */ | ||
122 | field |= (h5->tx_win & 7); | ||
123 | |||
124 | return field; | ||
125 | } | ||
126 | |||
127 | static void h5_timed_event(unsigned long arg) | ||
128 | { | ||
129 | const unsigned char sync_req[] = { 0x01, 0x7e }; | ||
130 | unsigned char conf_req[] = { 0x03, 0xfc, 0x01 }; | ||
131 | struct hci_uart *hu = (struct hci_uart *) arg; | ||
132 | struct h5 *h5 = hu->priv; | ||
133 | struct sk_buff *skb; | ||
134 | unsigned long flags; | ||
135 | |||
136 | BT_DBG("%s", hu->hdev->name); | ||
137 | |||
138 | if (h5->state == H5_UNINITIALIZED) | ||
139 | h5_link_control(hu, sync_req, sizeof(sync_req)); | ||
140 | |||
141 | if (h5->state == H5_INITIALIZED) { | ||
142 | conf_req[2] = h5_cfg_field(h5); | ||
143 | h5_link_control(hu, conf_req, sizeof(conf_req)); | ||
144 | } | ||
145 | |||
146 | if (h5->state != H5_ACTIVE) { | ||
147 | mod_timer(&h5->timer, jiffies + H5_SYNC_TIMEOUT); | ||
148 | goto wakeup; | ||
149 | } | ||
150 | |||
151 | if (h5->sleep != H5_AWAKE) { | ||
152 | h5->sleep = H5_SLEEPING; | ||
153 | goto wakeup; | ||
154 | } | ||
155 | |||
156 | BT_DBG("hu %p retransmitting %u pkts", hu, h5->unack.qlen); | ||
157 | |||
158 | spin_lock_irqsave_nested(&h5->unack.lock, flags, SINGLE_DEPTH_NESTING); | ||
159 | |||
160 | while ((skb = __skb_dequeue_tail(&h5->unack)) != NULL) { | ||
161 | h5->tx_seq = (h5->tx_seq - 1) & 0x07; | ||
162 | skb_queue_head(&h5->rel, skb); | ||
163 | } | ||
164 | |||
165 | spin_unlock_irqrestore(&h5->unack.lock, flags); | ||
166 | |||
167 | wakeup: | ||
168 | hci_uart_tx_wakeup(hu); | ||
169 | } | ||
170 | |||
171 | static int h5_open(struct hci_uart *hu) | ||
172 | { | ||
173 | struct h5 *h5; | ||
174 | const unsigned char sync[] = { 0x01, 0x7e }; | ||
175 | |||
176 | BT_DBG("hu %p", hu); | ||
177 | |||
178 | h5 = kzalloc(sizeof(*h5), GFP_KERNEL); | ||
179 | if (!h5) | ||
180 | return -ENOMEM; | ||
181 | |||
182 | hu->priv = h5; | ||
183 | |||
184 | skb_queue_head_init(&h5->unack); | ||
185 | skb_queue_head_init(&h5->rel); | ||
186 | skb_queue_head_init(&h5->unrel); | ||
187 | |||
188 | h5_reset_rx(h5); | ||
189 | |||
190 | init_timer(&h5->timer); | ||
191 | h5->timer.function = h5_timed_event; | ||
192 | h5->timer.data = (unsigned long) hu; | ||
193 | |||
194 | h5->tx_win = H5_TX_WIN_MAX; | ||
195 | |||
196 | set_bit(HCI_UART_INIT_PENDING, &hu->hdev_flags); | ||
197 | |||
198 | /* Send initial sync request */ | ||
199 | h5_link_control(hu, sync, sizeof(sync)); | ||
200 | mod_timer(&h5->timer, jiffies + H5_SYNC_TIMEOUT); | ||
201 | |||
202 | return 0; | ||
203 | } | ||
204 | |||
205 | static int h5_close(struct hci_uart *hu) | ||
206 | { | ||
207 | struct h5 *h5 = hu->priv; | ||
208 | |||
209 | skb_queue_purge(&h5->unack); | ||
210 | skb_queue_purge(&h5->rel); | ||
211 | skb_queue_purge(&h5->unrel); | ||
212 | |||
213 | del_timer(&h5->timer); | ||
214 | |||
215 | kfree(h5); | ||
216 | |||
217 | return 0; | ||
218 | } | ||
219 | |||
220 | static void h5_pkt_cull(struct h5 *h5) | ||
221 | { | ||
222 | struct sk_buff *skb, *tmp; | ||
223 | unsigned long flags; | ||
224 | int i, to_remove; | ||
225 | u8 seq; | ||
226 | |||
227 | spin_lock_irqsave(&h5->unack.lock, flags); | ||
228 | |||
229 | to_remove = skb_queue_len(&h5->unack); | ||
230 | if (to_remove == 0) | ||
231 | goto unlock; | ||
232 | |||
233 | seq = h5->tx_seq; | ||
234 | |||
235 | while (to_remove > 0) { | ||
236 | if (h5->rx_ack == seq) | ||
237 | break; | ||
238 | |||
239 | to_remove--; | ||
240 | seq = (seq - 1) % 8; | ||
241 | } | ||
242 | |||
243 | if (seq != h5->rx_ack) | ||
244 | BT_ERR("Controller acked invalid packet"); | ||
245 | |||
246 | i = 0; | ||
247 | skb_queue_walk_safe(&h5->unack, skb, tmp) { | ||
248 | if (i++ >= to_remove) | ||
249 | break; | ||
250 | |||
251 | __skb_unlink(skb, &h5->unack); | ||
252 | kfree_skb(skb); | ||
253 | } | ||
254 | |||
255 | if (skb_queue_empty(&h5->unack)) | ||
256 | del_timer(&h5->timer); | ||
257 | |||
258 | unlock: | ||
259 | spin_unlock_irqrestore(&h5->unack.lock, flags); | ||
260 | } | ||
261 | |||
262 | static void h5_handle_internal_rx(struct hci_uart *hu) | ||
263 | { | ||
264 | struct h5 *h5 = hu->priv; | ||
265 | const unsigned char sync_req[] = { 0x01, 0x7e }; | ||
266 | const unsigned char sync_rsp[] = { 0x02, 0x7d }; | ||
267 | unsigned char conf_req[] = { 0x03, 0xfc, 0x01 }; | ||
268 | const unsigned char conf_rsp[] = { 0x04, 0x7b }; | ||
269 | const unsigned char wakeup_req[] = { 0x05, 0xfa }; | ||
270 | const unsigned char woken_req[] = { 0x06, 0xf9 }; | ||
271 | const unsigned char sleep_req[] = { 0x07, 0x78 }; | ||
272 | const unsigned char *hdr = h5->rx_skb->data; | ||
273 | const unsigned char *data = &h5->rx_skb->data[4]; | ||
274 | |||
275 | BT_DBG("%s", hu->hdev->name); | ||
276 | |||
277 | if (H5_HDR_PKT_TYPE(hdr) != HCI_3WIRE_LINK_PKT) | ||
278 | return; | ||
279 | |||
280 | if (H5_HDR_LEN(hdr) < 2) | ||
281 | return; | ||
282 | |||
283 | conf_req[2] = h5_cfg_field(h5); | ||
284 | |||
285 | if (memcmp(data, sync_req, 2) == 0) { | ||
286 | h5_link_control(hu, sync_rsp, 2); | ||
287 | } else if (memcmp(data, sync_rsp, 2) == 0) { | ||
288 | h5->state = H5_INITIALIZED; | ||
289 | h5_link_control(hu, conf_req, 3); | ||
290 | } else if (memcmp(data, conf_req, 2) == 0) { | ||
291 | h5_link_control(hu, conf_rsp, 2); | ||
292 | h5_link_control(hu, conf_req, 3); | ||
293 | } else if (memcmp(data, conf_rsp, 2) == 0) { | ||
294 | if (H5_HDR_LEN(hdr) > 2) | ||
295 | h5->tx_win = (data[2] & 7); | ||
296 | BT_DBG("Three-wire init complete. tx_win %u", h5->tx_win); | ||
297 | h5->state = H5_ACTIVE; | ||
298 | hci_uart_init_ready(hu); | ||
299 | return; | ||
300 | } else if (memcmp(data, sleep_req, 2) == 0) { | ||
301 | BT_DBG("Peer went to sleep"); | ||
302 | h5->sleep = H5_SLEEPING; | ||
303 | return; | ||
304 | } else if (memcmp(data, woken_req, 2) == 0) { | ||
305 | BT_DBG("Peer woke up"); | ||
306 | h5->sleep = H5_AWAKE; | ||
307 | } else if (memcmp(data, wakeup_req, 2) == 0) { | ||
308 | BT_DBG("Peer requested wakeup"); | ||
309 | h5_link_control(hu, woken_req, 2); | ||
310 | h5->sleep = H5_AWAKE; | ||
311 | } else { | ||
312 | BT_DBG("Link Control: 0x%02hhx 0x%02hhx", data[0], data[1]); | ||
313 | return; | ||
314 | } | ||
315 | |||
316 | hci_uart_tx_wakeup(hu); | ||
317 | } | ||
318 | |||
319 | static void h5_complete_rx_pkt(struct hci_uart *hu) | ||
320 | { | ||
321 | struct h5 *h5 = hu->priv; | ||
322 | const unsigned char *hdr = h5->rx_skb->data; | ||
323 | |||
324 | if (H5_HDR_RELIABLE(hdr)) { | ||
325 | h5->tx_ack = (h5->tx_ack + 1) % 8; | ||
326 | set_bit(H5_TX_ACK_REQ, &h5->flags); | ||
327 | hci_uart_tx_wakeup(hu); | ||
328 | } | ||
329 | |||
330 | h5->rx_ack = H5_HDR_ACK(hdr); | ||
331 | |||
332 | h5_pkt_cull(h5); | ||
333 | |||
334 | switch (H5_HDR_PKT_TYPE(hdr)) { | ||
335 | case HCI_EVENT_PKT: | ||
336 | case HCI_ACLDATA_PKT: | ||
337 | case HCI_SCODATA_PKT: | ||
338 | bt_cb(h5->rx_skb)->pkt_type = H5_HDR_PKT_TYPE(hdr); | ||
339 | |||
340 | /* Remove Three-wire header */ | ||
341 | skb_pull(h5->rx_skb, 4); | ||
342 | |||
343 | hci_recv_frame(h5->rx_skb); | ||
344 | h5->rx_skb = NULL; | ||
345 | |||
346 | break; | ||
347 | |||
348 | default: | ||
349 | h5_handle_internal_rx(hu); | ||
350 | break; | ||
351 | } | ||
352 | |||
353 | h5_reset_rx(h5); | ||
354 | } | ||
355 | |||
356 | static int h5_rx_crc(struct hci_uart *hu, unsigned char c) | ||
357 | { | ||
358 | struct h5 *h5 = hu->priv; | ||
359 | |||
360 | h5_complete_rx_pkt(hu); | ||
361 | h5_reset_rx(h5); | ||
362 | |||
363 | return 0; | ||
364 | } | ||
365 | |||
366 | static int h5_rx_payload(struct hci_uart *hu, unsigned char c) | ||
367 | { | ||
368 | struct h5 *h5 = hu->priv; | ||
369 | const unsigned char *hdr = h5->rx_skb->data; | ||
370 | |||
371 | if (H5_HDR_CRC(hdr)) { | ||
372 | h5->rx_func = h5_rx_crc; | ||
373 | h5->rx_pending = 2; | ||
374 | } else { | ||
375 | h5_complete_rx_pkt(hu); | ||
376 | h5_reset_rx(h5); | ||
377 | } | ||
378 | |||
379 | return 0; | ||
380 | } | ||
381 | |||
382 | static int h5_rx_3wire_hdr(struct hci_uart *hu, unsigned char c) | ||
383 | { | ||
384 | struct h5 *h5 = hu->priv; | ||
385 | const unsigned char *hdr = h5->rx_skb->data; | ||
386 | |||
387 | BT_DBG("%s rx: seq %u ack %u crc %u rel %u type %u len %u", | ||
388 | hu->hdev->name, H5_HDR_SEQ(hdr), H5_HDR_ACK(hdr), | ||
389 | H5_HDR_CRC(hdr), H5_HDR_RELIABLE(hdr), H5_HDR_PKT_TYPE(hdr), | ||
390 | H5_HDR_LEN(hdr)); | ||
391 | |||
392 | if (((hdr[0] + hdr[1] + hdr[2] + hdr[3]) & 0xff) != 0xff) { | ||
393 | BT_ERR("Invalid header checksum"); | ||
394 | h5_reset_rx(h5); | ||
395 | return 0; | ||
396 | } | ||
397 | |||
398 | if (H5_HDR_RELIABLE(hdr) && H5_HDR_SEQ(hdr) != h5->tx_ack) { | ||
399 | BT_ERR("Out-of-order packet arrived (%u != %u)", | ||
400 | H5_HDR_SEQ(hdr), h5->tx_ack); | ||
401 | h5_reset_rx(h5); | ||
402 | return 0; | ||
403 | } | ||
404 | |||
405 | if (h5->state != H5_ACTIVE && | ||
406 | H5_HDR_PKT_TYPE(hdr) != HCI_3WIRE_LINK_PKT) { | ||
407 | BT_ERR("Non-link packet received in non-active state"); | ||
408 | h5_reset_rx(h5); | ||
409 | } | ||
410 | |||
411 | h5->rx_func = h5_rx_payload; | ||
412 | h5->rx_pending = H5_HDR_LEN(hdr); | ||
413 | |||
414 | return 0; | ||
415 | } | ||
416 | |||
417 | static int h5_rx_pkt_start(struct hci_uart *hu, unsigned char c) | ||
418 | { | ||
419 | struct h5 *h5 = hu->priv; | ||
420 | |||
421 | if (c == SLIP_DELIMITER) | ||
422 | return 1; | ||
423 | |||
424 | h5->rx_func = h5_rx_3wire_hdr; | ||
425 | h5->rx_pending = 4; | ||
426 | |||
427 | h5->rx_skb = bt_skb_alloc(H5_MAX_LEN, GFP_ATOMIC); | ||
428 | if (!h5->rx_skb) { | ||
429 | BT_ERR("Can't allocate mem for new packet"); | ||
430 | h5_reset_rx(h5); | ||
431 | return -ENOMEM; | ||
432 | } | ||
433 | |||
434 | h5->rx_skb->dev = (void *) hu->hdev; | ||
435 | |||
436 | return 0; | ||
437 | } | ||
438 | |||
439 | static int h5_rx_delimiter(struct hci_uart *hu, unsigned char c) | ||
440 | { | ||
441 | struct h5 *h5 = hu->priv; | ||
442 | |||
443 | if (c == SLIP_DELIMITER) | ||
444 | h5->rx_func = h5_rx_pkt_start; | ||
445 | |||
446 | return 1; | ||
447 | } | ||
448 | |||
449 | static void h5_unslip_one_byte(struct h5 *h5, unsigned char c) | ||
450 | { | ||
451 | const u8 delim = SLIP_DELIMITER, esc = SLIP_ESC; | ||
452 | const u8 *byte = &c; | ||
453 | |||
454 | if (!test_bit(H5_RX_ESC, &h5->flags) && c == SLIP_ESC) { | ||
455 | set_bit(H5_RX_ESC, &h5->flags); | ||
456 | return; | ||
457 | } | ||
458 | |||
459 | if (test_and_clear_bit(H5_RX_ESC, &h5->flags)) { | ||
460 | switch (c) { | ||
461 | case SLIP_ESC_DELIM: | ||
462 | byte = &delim; | ||
463 | break; | ||
464 | case SLIP_ESC_ESC: | ||
465 | byte = &esc; | ||
466 | break; | ||
467 | default: | ||
468 | BT_ERR("Invalid esc byte 0x%02hhx", c); | ||
469 | h5_reset_rx(h5); | ||
470 | return; | ||
471 | } | ||
472 | } | ||
473 | |||
474 | memcpy(skb_put(h5->rx_skb, 1), byte, 1); | ||
475 | h5->rx_pending--; | ||
476 | |||
477 | BT_DBG("unsliped 0x%02hhx, rx_pending %zu", *byte, h5->rx_pending); | ||
478 | } | ||
479 | |||
480 | static void h5_reset_rx(struct h5 *h5) | ||
481 | { | ||
482 | if (h5->rx_skb) { | ||
483 | kfree_skb(h5->rx_skb); | ||
484 | h5->rx_skb = NULL; | ||
485 | } | ||
486 | |||
487 | h5->rx_func = h5_rx_delimiter; | ||
488 | h5->rx_pending = 0; | ||
489 | clear_bit(H5_RX_ESC, &h5->flags); | ||
490 | } | ||
491 | |||
492 | static int h5_recv(struct hci_uart *hu, void *data, int count) | ||
493 | { | ||
494 | struct h5 *h5 = hu->priv; | ||
495 | unsigned char *ptr = data; | ||
496 | |||
497 | BT_DBG("%s pending %zu count %d", hu->hdev->name, h5->rx_pending, | ||
498 | count); | ||
499 | |||
500 | while (count > 0) { | ||
501 | int processed; | ||
502 | |||
503 | if (h5->rx_pending > 0) { | ||
504 | if (*ptr == SLIP_DELIMITER) { | ||
505 | BT_ERR("Too short H5 packet"); | ||
506 | h5_reset_rx(h5); | ||
507 | continue; | ||
508 | } | ||
509 | |||
510 | h5_unslip_one_byte(h5, *ptr); | ||
511 | |||
512 | ptr++; count--; | ||
513 | continue; | ||
514 | } | ||
515 | |||
516 | processed = h5->rx_func(hu, *ptr); | ||
517 | if (processed < 0) | ||
518 | return processed; | ||
519 | |||
520 | ptr += processed; | ||
521 | count -= processed; | ||
522 | } | ||
523 | |||
524 | return 0; | ||
525 | } | ||
526 | |||
527 | static int h5_enqueue(struct hci_uart *hu, struct sk_buff *skb) | ||
528 | { | ||
529 | struct h5 *h5 = hu->priv; | ||
530 | |||
531 | if (skb->len > 0xfff) { | ||
532 | BT_ERR("Packet too long (%u bytes)", skb->len); | ||
533 | kfree_skb(skb); | ||
534 | return 0; | ||
535 | } | ||
536 | |||
537 | if (h5->state != H5_ACTIVE) { | ||
538 | BT_ERR("Ignoring HCI data in non-active state"); | ||
539 | kfree_skb(skb); | ||
540 | return 0; | ||
541 | } | ||
542 | |||
543 | switch (bt_cb(skb)->pkt_type) { | ||
544 | case HCI_ACLDATA_PKT: | ||
545 | case HCI_COMMAND_PKT: | ||
546 | skb_queue_tail(&h5->rel, skb); | ||
547 | break; | ||
548 | |||
549 | case HCI_SCODATA_PKT: | ||
550 | skb_queue_tail(&h5->unrel, skb); | ||
551 | break; | ||
552 | |||
553 | default: | ||
554 | BT_ERR("Unknown packet type %u", bt_cb(skb)->pkt_type); | ||
555 | kfree_skb(skb); | ||
556 | break; | ||
557 | } | ||
558 | |||
559 | return 0; | ||
560 | } | ||
561 | |||
562 | static void h5_slip_delim(struct sk_buff *skb) | ||
563 | { | ||
564 | const char delim = SLIP_DELIMITER; | ||
565 | |||
566 | memcpy(skb_put(skb, 1), &delim, 1); | ||
567 | } | ||
568 | |||
569 | static void h5_slip_one_byte(struct sk_buff *skb, u8 c) | ||
570 | { | ||
571 | const char esc_delim[2] = { SLIP_ESC, SLIP_ESC_DELIM }; | ||
572 | const char esc_esc[2] = { SLIP_ESC, SLIP_ESC_ESC }; | ||
573 | |||
574 | switch (c) { | ||
575 | case SLIP_DELIMITER: | ||
576 | memcpy(skb_put(skb, 2), &esc_delim, 2); | ||
577 | break; | ||
578 | case SLIP_ESC: | ||
579 | memcpy(skb_put(skb, 2), &esc_esc, 2); | ||
580 | break; | ||
581 | default: | ||
582 | memcpy(skb_put(skb, 1), &c, 1); | ||
583 | } | ||
584 | } | ||
585 | |||
586 | static bool valid_packet_type(u8 type) | ||
587 | { | ||
588 | switch (type) { | ||
589 | case HCI_ACLDATA_PKT: | ||
590 | case HCI_COMMAND_PKT: | ||
591 | case HCI_SCODATA_PKT: | ||
592 | case HCI_3WIRE_LINK_PKT: | ||
593 | case HCI_3WIRE_ACK_PKT: | ||
594 | return true; | ||
595 | default: | ||
596 | return false; | ||
597 | } | ||
598 | } | ||
599 | |||
600 | static struct sk_buff *h5_prepare_pkt(struct hci_uart *hu, u8 pkt_type, | ||
601 | const u8 *data, size_t len) | ||
602 | { | ||
603 | struct h5 *h5 = hu->priv; | ||
604 | struct sk_buff *nskb; | ||
605 | u8 hdr[4]; | ||
606 | int i; | ||
607 | |||
608 | if (!valid_packet_type(pkt_type)) { | ||
609 | BT_ERR("Unknown packet type %u", pkt_type); | ||
610 | return NULL; | ||
611 | } | ||
612 | |||
613 | /* | ||
614 | * Max len of packet: (original len + 4 (H5 hdr) + 2 (crc)) * 2 | ||
615 | * (because bytes 0xc0 and 0xdb are escaped, worst case is when | ||
616 | * the packet is all made of 0xc0 and 0xdb) + 2 (0xc0 | ||
617 | * delimiters at start and end). | ||
618 | */ | ||
619 | nskb = alloc_skb((len + 6) * 2 + 2, GFP_ATOMIC); | ||
620 | if (!nskb) | ||
621 | return NULL; | ||
622 | |||
623 | bt_cb(nskb)->pkt_type = pkt_type; | ||
624 | |||
625 | h5_slip_delim(nskb); | ||
626 | |||
627 | hdr[0] = h5->tx_ack << 3; | ||
628 | clear_bit(H5_TX_ACK_REQ, &h5->flags); | ||
629 | |||
630 | /* Reliable packet? */ | ||
631 | if (pkt_type == HCI_ACLDATA_PKT || pkt_type == HCI_COMMAND_PKT) { | ||
632 | hdr[0] |= 1 << 7; | ||
633 | hdr[0] |= h5->tx_seq; | ||
634 | h5->tx_seq = (h5->tx_seq + 1) % 8; | ||
635 | } | ||
636 | |||
637 | hdr[1] = pkt_type | ((len & 0x0f) << 4); | ||
638 | hdr[2] = len >> 4; | ||
639 | hdr[3] = ~((hdr[0] + hdr[1] + hdr[2]) & 0xff); | ||
640 | |||
641 | BT_DBG("%s tx: seq %u ack %u crc %u rel %u type %u len %u", | ||
642 | hu->hdev->name, H5_HDR_SEQ(hdr), H5_HDR_ACK(hdr), | ||
643 | H5_HDR_CRC(hdr), H5_HDR_RELIABLE(hdr), H5_HDR_PKT_TYPE(hdr), | ||
644 | H5_HDR_LEN(hdr)); | ||
645 | |||
646 | for (i = 0; i < 4; i++) | ||
647 | h5_slip_one_byte(nskb, hdr[i]); | ||
648 | |||
649 | for (i = 0; i < len; i++) | ||
650 | h5_slip_one_byte(nskb, data[i]); | ||
651 | |||
652 | h5_slip_delim(nskb); | ||
653 | |||
654 | return nskb; | ||
655 | } | ||
656 | |||
657 | static struct sk_buff *h5_dequeue(struct hci_uart *hu) | ||
658 | { | ||
659 | struct h5 *h5 = hu->priv; | ||
660 | unsigned long flags; | ||
661 | struct sk_buff *skb, *nskb; | ||
662 | |||
663 | if (h5->sleep != H5_AWAKE) { | ||
664 | const unsigned char wakeup_req[] = { 0x05, 0xfa }; | ||
665 | |||
666 | if (h5->sleep == H5_WAKING_UP) | ||
667 | return NULL; | ||
668 | |||
669 | h5->sleep = H5_WAKING_UP; | ||
670 | BT_DBG("Sending wakeup request"); | ||
671 | |||
672 | mod_timer(&h5->timer, jiffies + HZ / 100); | ||
673 | return h5_prepare_pkt(hu, HCI_3WIRE_LINK_PKT, wakeup_req, 2); | ||
674 | } | ||
675 | |||
676 | if ((skb = skb_dequeue(&h5->unrel)) != NULL) { | ||
677 | nskb = h5_prepare_pkt(hu, bt_cb(skb)->pkt_type, | ||
678 | skb->data, skb->len); | ||
679 | if (nskb) { | ||
680 | kfree_skb(skb); | ||
681 | return nskb; | ||
682 | } | ||
683 | |||
684 | skb_queue_head(&h5->unrel, skb); | ||
685 | BT_ERR("Could not dequeue pkt because alloc_skb failed"); | ||
686 | } | ||
687 | |||
688 | spin_lock_irqsave_nested(&h5->unack.lock, flags, SINGLE_DEPTH_NESTING); | ||
689 | |||
690 | if (h5->unack.qlen >= h5->tx_win) | ||
691 | goto unlock; | ||
692 | |||
693 | if ((skb = skb_dequeue(&h5->rel)) != NULL) { | ||
694 | nskb = h5_prepare_pkt(hu, bt_cb(skb)->pkt_type, | ||
695 | skb->data, skb->len); | ||
696 | if (nskb) { | ||
697 | __skb_queue_tail(&h5->unack, skb); | ||
698 | mod_timer(&h5->timer, jiffies + H5_ACK_TIMEOUT); | ||
699 | spin_unlock_irqrestore(&h5->unack.lock, flags); | ||
700 | return nskb; | ||
701 | } | ||
702 | |||
703 | skb_queue_head(&h5->rel, skb); | ||
704 | BT_ERR("Could not dequeue pkt because alloc_skb failed"); | ||
705 | } | ||
706 | |||
707 | unlock: | ||
708 | spin_unlock_irqrestore(&h5->unack.lock, flags); | ||
709 | |||
710 | if (test_bit(H5_TX_ACK_REQ, &h5->flags)) | ||
711 | return h5_prepare_pkt(hu, HCI_3WIRE_ACK_PKT, NULL, 0); | ||
712 | |||
713 | return NULL; | ||
714 | } | ||
715 | |||
716 | static int h5_flush(struct hci_uart *hu) | ||
717 | { | ||
718 | BT_DBG("hu %p", hu); | ||
719 | return 0; | ||
720 | } | ||
721 | |||
722 | static struct hci_uart_proto h5p = { | ||
723 | .id = HCI_UART_3WIRE, | ||
724 | .open = h5_open, | ||
725 | .close = h5_close, | ||
726 | .recv = h5_recv, | ||
727 | .enqueue = h5_enqueue, | ||
728 | .dequeue = h5_dequeue, | ||
729 | .flush = h5_flush, | ||
730 | }; | ||
731 | |||
732 | int __init h5_init(void) | ||
733 | { | ||
734 | int err = hci_uart_register_proto(&h5p); | ||
735 | |||
736 | if (!err) | ||
737 | BT_INFO("HCI Three-wire UART (H5) protocol initialized"); | ||
738 | else | ||
739 | BT_ERR("HCI Three-wire UART (H5) protocol init failed"); | ||
740 | |||
741 | return err; | ||
742 | } | ||
743 | |||
744 | int __exit h5_deinit(void) | ||
745 | { | ||
746 | return hci_uart_unregister_proto(&h5p); | ||
747 | } | ||
diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c index e564579a6115..74e0966b3ead 100644 --- a/drivers/bluetooth/hci_ldisc.c +++ b/drivers/bluetooth/hci_ldisc.c | |||
@@ -156,6 +156,35 @@ restart: | |||
156 | return 0; | 156 | return 0; |
157 | } | 157 | } |
158 | 158 | ||
159 | static void hci_uart_init_work(struct work_struct *work) | ||
160 | { | ||
161 | struct hci_uart *hu = container_of(work, struct hci_uart, init_ready); | ||
162 | int err; | ||
163 | |||
164 | if (!test_and_clear_bit(HCI_UART_INIT_PENDING, &hu->hdev_flags)) | ||
165 | return; | ||
166 | |||
167 | err = hci_register_dev(hu->hdev); | ||
168 | if (err < 0) { | ||
169 | BT_ERR("Can't register HCI device"); | ||
170 | hci_free_dev(hu->hdev); | ||
171 | hu->hdev = NULL; | ||
172 | hu->proto->close(hu); | ||
173 | } | ||
174 | |||
175 | set_bit(HCI_UART_REGISTERED, &hu->flags); | ||
176 | } | ||
177 | |||
178 | int hci_uart_init_ready(struct hci_uart *hu) | ||
179 | { | ||
180 | if (!test_bit(HCI_UART_INIT_PENDING, &hu->hdev_flags)) | ||
181 | return -EALREADY; | ||
182 | |||
183 | schedule_work(&hu->init_ready); | ||
184 | |||
185 | return 0; | ||
186 | } | ||
187 | |||
159 | /* ------- Interface to HCI layer ------ */ | 188 | /* ------- Interface to HCI layer ------ */ |
160 | /* Initialize device */ | 189 | /* Initialize device */ |
161 | static int hci_uart_open(struct hci_dev *hdev) | 190 | static int hci_uart_open(struct hci_dev *hdev) |
@@ -264,6 +293,8 @@ static int hci_uart_tty_open(struct tty_struct *tty) | |||
264 | hu->tty = tty; | 293 | hu->tty = tty; |
265 | tty->receive_room = 65536; | 294 | tty->receive_room = 65536; |
266 | 295 | ||
296 | INIT_WORK(&hu->init_ready, hci_uart_init_work); | ||
297 | |||
267 | spin_lock_init(&hu->rx_lock); | 298 | spin_lock_init(&hu->rx_lock); |
268 | 299 | ||
269 | /* Flush any pending characters in the driver and line discipline. */ | 300 | /* Flush any pending characters in the driver and line discipline. */ |
@@ -286,28 +317,30 @@ static int hci_uart_tty_open(struct tty_struct *tty) | |||
286 | static void hci_uart_tty_close(struct tty_struct *tty) | 317 | static void hci_uart_tty_close(struct tty_struct *tty) |
287 | { | 318 | { |
288 | struct hci_uart *hu = (void *)tty->disc_data; | 319 | struct hci_uart *hu = (void *)tty->disc_data; |
320 | struct hci_dev *hdev; | ||
289 | 321 | ||
290 | BT_DBG("tty %p", tty); | 322 | BT_DBG("tty %p", tty); |
291 | 323 | ||
292 | /* Detach from the tty */ | 324 | /* Detach from the tty */ |
293 | tty->disc_data = NULL; | 325 | tty->disc_data = NULL; |
294 | 326 | ||
295 | if (hu) { | 327 | if (!hu) |
296 | struct hci_dev *hdev = hu->hdev; | 328 | return; |
297 | 329 | ||
298 | if (hdev) | 330 | hdev = hu->hdev; |
299 | hci_uart_close(hdev); | 331 | if (hdev) |
332 | hci_uart_close(hdev); | ||
300 | 333 | ||
301 | if (test_and_clear_bit(HCI_UART_PROTO_SET, &hu->flags)) { | 334 | if (test_and_clear_bit(HCI_UART_PROTO_SET, &hu->flags)) { |
302 | if (hdev) { | 335 | if (hdev) { |
336 | if (test_bit(HCI_UART_REGISTERED, &hu->flags)) | ||
303 | hci_unregister_dev(hdev); | 337 | hci_unregister_dev(hdev); |
304 | hci_free_dev(hdev); | 338 | hci_free_dev(hdev); |
305 | } | ||
306 | hu->proto->close(hu); | ||
307 | } | 339 | } |
308 | 340 | hu->proto->close(hu); | |
309 | kfree(hu); | ||
310 | } | 341 | } |
342 | |||
343 | kfree(hu); | ||
311 | } | 344 | } |
312 | 345 | ||
313 | /* hci_uart_tty_wakeup() | 346 | /* hci_uart_tty_wakeup() |
@@ -394,19 +427,24 @@ static int hci_uart_register_dev(struct hci_uart *hu) | |||
394 | set_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks); | 427 | set_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks); |
395 | 428 | ||
396 | if (!test_bit(HCI_UART_RESET_ON_INIT, &hu->hdev_flags)) | 429 | if (!test_bit(HCI_UART_RESET_ON_INIT, &hu->hdev_flags)) |
397 | set_bit(HCI_QUIRK_NO_RESET, &hdev->quirks); | 430 | set_bit(HCI_QUIRK_RESET_ON_CLOSE, &hdev->quirks); |
398 | 431 | ||
399 | if (test_bit(HCI_UART_CREATE_AMP, &hu->hdev_flags)) | 432 | if (test_bit(HCI_UART_CREATE_AMP, &hu->hdev_flags)) |
400 | hdev->dev_type = HCI_AMP; | 433 | hdev->dev_type = HCI_AMP; |
401 | else | 434 | else |
402 | hdev->dev_type = HCI_BREDR; | 435 | hdev->dev_type = HCI_BREDR; |
403 | 436 | ||
437 | if (test_bit(HCI_UART_INIT_PENDING, &hu->hdev_flags)) | ||
438 | return 0; | ||
439 | |||
404 | if (hci_register_dev(hdev) < 0) { | 440 | if (hci_register_dev(hdev) < 0) { |
405 | BT_ERR("Can't register HCI device"); | 441 | BT_ERR("Can't register HCI device"); |
406 | hci_free_dev(hdev); | 442 | hci_free_dev(hdev); |
407 | return -ENODEV; | 443 | return -ENODEV; |
408 | } | 444 | } |
409 | 445 | ||
446 | set_bit(HCI_UART_REGISTERED, &hu->flags); | ||
447 | |||
410 | return 0; | 448 | return 0; |
411 | } | 449 | } |
412 | 450 | ||
@@ -558,6 +596,9 @@ static int __init hci_uart_init(void) | |||
558 | #ifdef CONFIG_BT_HCIUART_ATH3K | 596 | #ifdef CONFIG_BT_HCIUART_ATH3K |
559 | ath_init(); | 597 | ath_init(); |
560 | #endif | 598 | #endif |
599 | #ifdef CONFIG_BT_HCIUART_3WIRE | ||
600 | h5_init(); | ||
601 | #endif | ||
561 | 602 | ||
562 | return 0; | 603 | return 0; |
563 | } | 604 | } |
@@ -578,6 +619,9 @@ static void __exit hci_uart_exit(void) | |||
578 | #ifdef CONFIG_BT_HCIUART_ATH3K | 619 | #ifdef CONFIG_BT_HCIUART_ATH3K |
579 | ath_deinit(); | 620 | ath_deinit(); |
580 | #endif | 621 | #endif |
622 | #ifdef CONFIG_BT_HCIUART_3WIRE | ||
623 | h5_deinit(); | ||
624 | #endif | ||
581 | 625 | ||
582 | /* Release tty registration of line discipline */ | 626 | /* Release tty registration of line discipline */ |
583 | if ((err = tty_unregister_ldisc(N_HCI))) | 627 | if ((err = tty_unregister_ldisc(N_HCI))) |
diff --git a/drivers/bluetooth/hci_ll.c b/drivers/bluetooth/hci_ll.c index b874c0efde24..ff6d589c34a5 100644 --- a/drivers/bluetooth/hci_ll.c +++ b/drivers/bluetooth/hci_ll.c | |||
@@ -348,7 +348,7 @@ static int ll_enqueue(struct hci_uart *hu, struct sk_buff *skb) | |||
348 | 348 | ||
349 | static inline int ll_check_data_len(struct ll_struct *ll, int len) | 349 | static inline int ll_check_data_len(struct ll_struct *ll, int len) |
350 | { | 350 | { |
351 | register int room = skb_tailroom(ll->rx_skb); | 351 | int room = skb_tailroom(ll->rx_skb); |
352 | 352 | ||
353 | BT_DBG("len %d room %d", len, room); | 353 | BT_DBG("len %d room %d", len, room); |
354 | 354 | ||
@@ -374,11 +374,11 @@ static inline int ll_check_data_len(struct ll_struct *ll, int len) | |||
374 | static int ll_recv(struct hci_uart *hu, void *data, int count) | 374 | static int ll_recv(struct hci_uart *hu, void *data, int count) |
375 | { | 375 | { |
376 | struct ll_struct *ll = hu->priv; | 376 | struct ll_struct *ll = hu->priv; |
377 | register char *ptr; | 377 | char *ptr; |
378 | struct hci_event_hdr *eh; | 378 | struct hci_event_hdr *eh; |
379 | struct hci_acl_hdr *ah; | 379 | struct hci_acl_hdr *ah; |
380 | struct hci_sco_hdr *sh; | 380 | struct hci_sco_hdr *sh; |
381 | register int len, type, dlen; | 381 | int len, type, dlen; |
382 | 382 | ||
383 | BT_DBG("hu %p count %d rx_state %ld rx_count %ld", hu, count, ll->rx_state, ll->rx_count); | 383 | BT_DBG("hu %p count %d rx_state %ld rx_count %ld", hu, count, ll->rx_state, ll->rx_count); |
384 | 384 | ||
diff --git a/drivers/bluetooth/hci_uart.h b/drivers/bluetooth/hci_uart.h index 6cf6ab22ad21..fffa61ff5cb1 100644 --- a/drivers/bluetooth/hci_uart.h +++ b/drivers/bluetooth/hci_uart.h | |||
@@ -47,6 +47,7 @@ | |||
47 | #define HCI_UART_RAW_DEVICE 0 | 47 | #define HCI_UART_RAW_DEVICE 0 |
48 | #define HCI_UART_RESET_ON_INIT 1 | 48 | #define HCI_UART_RESET_ON_INIT 1 |
49 | #define HCI_UART_CREATE_AMP 2 | 49 | #define HCI_UART_CREATE_AMP 2 |
50 | #define HCI_UART_INIT_PENDING 3 | ||
50 | 51 | ||
51 | struct hci_uart; | 52 | struct hci_uart; |
52 | 53 | ||
@@ -66,6 +67,8 @@ struct hci_uart { | |||
66 | unsigned long flags; | 67 | unsigned long flags; |
67 | unsigned long hdev_flags; | 68 | unsigned long hdev_flags; |
68 | 69 | ||
70 | struct work_struct init_ready; | ||
71 | |||
69 | struct hci_uart_proto *proto; | 72 | struct hci_uart_proto *proto; |
70 | void *priv; | 73 | void *priv; |
71 | 74 | ||
@@ -76,6 +79,7 @@ struct hci_uart { | |||
76 | 79 | ||
77 | /* HCI_UART proto flag bits */ | 80 | /* HCI_UART proto flag bits */ |
78 | #define HCI_UART_PROTO_SET 0 | 81 | #define HCI_UART_PROTO_SET 0 |
82 | #define HCI_UART_REGISTERED 1 | ||
79 | 83 | ||
80 | /* TX states */ | 84 | /* TX states */ |
81 | #define HCI_UART_SENDING 1 | 85 | #define HCI_UART_SENDING 1 |
@@ -84,6 +88,7 @@ struct hci_uart { | |||
84 | int hci_uart_register_proto(struct hci_uart_proto *p); | 88 | int hci_uart_register_proto(struct hci_uart_proto *p); |
85 | int hci_uart_unregister_proto(struct hci_uart_proto *p); | 89 | int hci_uart_unregister_proto(struct hci_uart_proto *p); |
86 | int hci_uart_tx_wakeup(struct hci_uart *hu); | 90 | int hci_uart_tx_wakeup(struct hci_uart *hu); |
91 | int hci_uart_init_ready(struct hci_uart *hu); | ||
87 | 92 | ||
88 | #ifdef CONFIG_BT_HCIUART_H4 | 93 | #ifdef CONFIG_BT_HCIUART_H4 |
89 | int h4_init(void); | 94 | int h4_init(void); |
@@ -104,3 +109,8 @@ int ll_deinit(void); | |||
104 | int ath_init(void); | 109 | int ath_init(void); |
105 | int ath_deinit(void); | 110 | int ath_deinit(void); |
106 | #endif | 111 | #endif |
112 | |||
113 | #ifdef CONFIG_BT_HCIUART_3WIRE | ||
114 | int h5_init(void); | ||
115 | int h5_deinit(void); | ||
116 | #endif | ||