summaryrefslogtreecommitdiff
path: root/drivers/bluetooth
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/bluetooth')
-rw-r--r--drivers/bluetooth/Kconfig12
-rw-r--r--drivers/bluetooth/btusb.c211
2 files changed, 15 insertions, 208 deletions
diff --git a/drivers/bluetooth/Kconfig b/drivers/bluetooth/Kconfig
index 0801649a3b41..ea76031eb93f 100644
--- a/drivers/bluetooth/Kconfig
+++ b/drivers/bluetooth/Kconfig
@@ -9,7 +9,6 @@ config BT_BCM
config BT_HCIBTUSB
tristate "HCI USB driver"
depends on USB
- select BT_BCM
help
Bluetooth HCI USB driver.
This driver is required if you want to use Bluetooth devices with
@@ -18,6 +17,17 @@ config BT_HCIBTUSB
Say Y here to compile support for Bluetooth USB devices into the
kernel or say M to compile it as module (btusb).
+config BT_HCIBTUSB_BCM
+ bool "Broadcom protocol support"
+ depends on BT_HCIBTUSB
+ select BT_BCM
+ default y
+ help
+ The Broadcom protocol support enables firmware and patchram
+ download support for Broadcom Bluetooth controllers.
+
+ Say Y here to compile support for Broadcom protocol.
+
config BT_HCIBTSDIO
tristate "HCI SDIO driver"
depends on MMC
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 08561ad7a638..53275c55c782 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -24,7 +24,6 @@
#include <linux/module.h>
#include <linux/usb.h>
#include <linux/firmware.h>
-#include <asm/unaligned.h>
#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
@@ -2403,210 +2402,6 @@ static int btusb_set_bdaddr_marvell(struct hci_dev *hdev,
return 0;
}
-static const struct {
- u16 subver;
- const char *name;
-} bcm_subver_table[] = {
- { 0x210b, "BCM43142A0" }, /* 001.001.011 */
- { 0x2112, "BCM4314A0" }, /* 001.001.018 */
- { 0x2118, "BCM20702A0" }, /* 001.001.024 */
- { 0x2126, "BCM4335A0" }, /* 001.001.038 */
- { 0x220e, "BCM20702A1" }, /* 001.002.014 */
- { 0x230f, "BCM4354A2" }, /* 001.003.015 */
- { 0x4106, "BCM4335B0" }, /* 002.001.006 */
- { 0x410e, "BCM20702B0" }, /* 002.001.014 */
- { 0x6109, "BCM4335C0" }, /* 003.001.009 */
- { 0x610c, "BCM4354" }, /* 003.001.012 */
- { }
-};
-
-static int btusb_setup_bcm_patchram(struct hci_dev *hdev)
-{
- struct btusb_data *data = hci_get_drvdata(hdev);
- struct usb_device *udev = data->udev;
- char fw_name[64];
- const struct firmware *fw;
- const u8 *fw_ptr;
- size_t fw_size;
- const struct hci_command_hdr *cmd;
- const u8 *cmd_param;
- u16 opcode, subver, rev;
- const char *hw_name = NULL;
- struct sk_buff *skb;
- struct hci_rp_read_local_version *ver;
- long ret;
- int i;
-
- /* Reset */
- skb = __hci_cmd_sync(hdev, HCI_OP_RESET, 0, NULL, HCI_INIT_TIMEOUT);
- if (IS_ERR(skb)) {
- ret = PTR_ERR(skb);
- BT_ERR("%s: HCI_OP_RESET failed (%ld)", hdev->name, ret);
- return ret;
- }
- kfree_skb(skb);
-
- /* Read Local Version Info */
- skb = btusb_read_local_version(hdev);
- if (IS_ERR(skb))
- return PTR_ERR(skb);
-
- ver = (struct hci_rp_read_local_version *)skb->data;
- rev = le16_to_cpu(ver->hci_rev);
- subver = le16_to_cpu(ver->lmp_subver);
- kfree_skb(skb);
-
- /* Read Verbose Config Version Info */
- skb = __hci_cmd_sync(hdev, 0xfc79, 0, NULL, HCI_INIT_TIMEOUT);
- if (IS_ERR(skb)) {
- ret = PTR_ERR(skb);
- BT_ERR("%s: BCM: Read Verbose Version failed (%ld)",
- hdev->name, ret);
- return ret;
- }
-
- if (skb->len != 7) {
- BT_ERR("%s: BCM: Read Verbose Version event length mismatch",
- hdev->name);
- kfree_skb(skb);
- return -EIO;
- }
-
- BT_INFO("%s: BCM: chip id %u", hdev->name, skb->data[1]);
- kfree_skb(skb);
-
- for (i = 0; bcm_subver_table[i].name; i++) {
- if (subver == bcm_subver_table[i].subver) {
- hw_name = bcm_subver_table[i].name;
- break;
- }
- }
-
- BT_INFO("%s: %s (%3.3u.%3.3u.%3.3u) build %4.4u", hdev->name,
- hw_name ? : "BCM", (subver & 0x7000) >> 13,
- (subver & 0x1f00) >> 8, (subver & 0x00ff), rev & 0x0fff);
-
- snprintf(fw_name, sizeof(fw_name), "brcm/%s-%4.4x-%4.4x.hcd",
- hw_name ? : "BCM",
- le16_to_cpu(udev->descriptor.idVendor),
- le16_to_cpu(udev->descriptor.idProduct));
-
- ret = request_firmware(&fw, fw_name, &hdev->dev);
- if (ret < 0) {
- BT_INFO("%s: BCM: patch %s not found", hdev->name, fw_name);
- return 0;
- }
-
- /* Start Download */
- skb = __hci_cmd_sync(hdev, 0xfc2e, 0, NULL, HCI_INIT_TIMEOUT);
- if (IS_ERR(skb)) {
- ret = PTR_ERR(skb);
- BT_ERR("%s: BCM: Download Minidrv command failed (%ld)",
- hdev->name, ret);
- goto reset_fw;
- }
- kfree_skb(skb);
-
- /* 50 msec delay after Download Minidrv completes */
- msleep(50);
-
- fw_ptr = fw->data;
- fw_size = fw->size;
-
- while (fw_size >= sizeof(*cmd)) {
- cmd = (struct hci_command_hdr *)fw_ptr;
- fw_ptr += sizeof(*cmd);
- fw_size -= sizeof(*cmd);
-
- if (fw_size < cmd->plen) {
- BT_ERR("%s: BCM: patch %s is corrupted",
- hdev->name, fw_name);
- ret = -EINVAL;
- goto reset_fw;
- }
-
- cmd_param = fw_ptr;
- fw_ptr += cmd->plen;
- fw_size -= cmd->plen;
-
- opcode = le16_to_cpu(cmd->opcode);
-
- skb = __hci_cmd_sync(hdev, opcode, cmd->plen, cmd_param,
- HCI_INIT_TIMEOUT);
- if (IS_ERR(skb)) {
- ret = PTR_ERR(skb);
- BT_ERR("%s: BCM: patch command %04x failed (%ld)",
- hdev->name, opcode, ret);
- goto reset_fw;
- }
- kfree_skb(skb);
- }
-
- /* 250 msec delay after Launch Ram completes */
- msleep(250);
-
-reset_fw:
- /* Reset */
- skb = __hci_cmd_sync(hdev, HCI_OP_RESET, 0, NULL, HCI_INIT_TIMEOUT);
- if (IS_ERR(skb)) {
- ret = PTR_ERR(skb);
- BT_ERR("%s: HCI_OP_RESET failed (%ld)", hdev->name, ret);
- goto done;
- }
- kfree_skb(skb);
-
- /* Read Local Version Info */
- skb = btusb_read_local_version(hdev);
- if (IS_ERR(skb)) {
- ret = PTR_ERR(skb);
- goto done;
- }
-
- ver = (struct hci_rp_read_local_version *)skb->data;
- rev = le16_to_cpu(ver->hci_rev);
- subver = le16_to_cpu(ver->lmp_subver);
- kfree_skb(skb);
-
- BT_INFO("%s: %s (%3.3u.%3.3u.%3.3u) build %4.4u", hdev->name,
- hw_name ? : "BCM", (subver & 0x7000) >> 13,
- (subver & 0x1f00) >> 8, (subver & 0x00ff), rev & 0x0fff);
-
- btbcm_check_bdaddr(hdev);
-
-done:
- release_firmware(fw);
-
- return ret;
-}
-
-static int btusb_setup_bcm_apple(struct hci_dev *hdev)
-{
- struct sk_buff *skb;
- int err;
-
- /* Read Verbose Config Version Info */
- skb = __hci_cmd_sync(hdev, 0xfc79, 0, NULL, HCI_INIT_TIMEOUT);
- if (IS_ERR(skb)) {
- err = PTR_ERR(skb);
- BT_ERR("%s: BCM: Read Verbose Version failed (%d)",
- hdev->name, err);
- return err;
- }
-
- if (skb->len != 7) {
- BT_ERR("%s: BCM: Read Verbose Version event length mismatch",
- hdev->name);
- kfree_skb(skb);
- return -EIO;
- }
-
- BT_INFO("%s: BCM: chip id %u build %4.4u", hdev->name, skb->data[1],
- get_unaligned_le16(skb->data + 5));
- kfree_skb(skb);
-
- return 0;
-}
-
static int btusb_set_bdaddr_ath3012(struct hci_dev *hdev,
const bdaddr_t *bdaddr)
{
@@ -3000,16 +2795,18 @@ static int btusb_probe(struct usb_interface *intf,
if (id->driver_info & BTUSB_BCM92035)
hdev->setup = btusb_setup_bcm92035;
+#ifdef CONFIG_BT_HCIBTUSB_BCM
if (id->driver_info & BTUSB_BCM_PATCHRAM) {
- hdev->setup = btusb_setup_bcm_patchram;
+ hdev->setup = btbcm_setup_patchram;
hdev->set_bdaddr = btbcm_set_bdaddr;
set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks);
}
if (id->driver_info & BTUSB_BCM_APPLE) {
- hdev->setup = btusb_setup_bcm_apple;
+ hdev->setup = btbcm_setup_apple;
set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks);
}
+#endif
if (id->driver_info & BTUSB_INTEL) {
hdev->setup = btusb_setup_intel;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-21 12:56:14 +0000