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Bluetooth: btbcm: Add firmware table for UART based devices 

The Broadcom UART based devices seem to use a little bit different
firmare naming prefix. So add a separate table for these devices.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
This commit is contained in:
Marcel Holtmann 2015-04-05 22:52:19 -07:00
parent bdd8818e05
commit 9a0bb57d2d
1 changed files with 43 additions and 17 deletions
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60
drivers/bluetooth/btbcm.c
View File

@ -174,7 +174,15 @@ static struct sk_buff *btbcm_read_usb_product(struct hci_dev *hdev)
static const struct {
u16 subver;
const char *name;
} bcm_subver_table[] = {
} bcm_uart_subver_table[] = {
{ 0x410e, "BCM43341B0" }, /* 002.001.014 */
{ }
};
static const struct {
u16 subver;
const char *name;
} bcm_usb_subver_table[] = {
{ 0x210b, "BCM43142A0" }, /* 001.001.011 */
{ 0x2112, "BCM4314A0" }, /* 001.001.018 */
{ 0x2118, "BCM20702A0" }, /* 001.001.024 */
@ -224,29 +232,47 @@ int btbcm_setup_patchram(struct hci_dev *hdev)
BT_INFO("%s: BCM: chip id %u", hdev->name, skb->data[1]);
kfree_skb(skb);
/* Read USB Product Info */
skb = btbcm_read_usb_product(hdev);
if (IS_ERR(skb))
return PTR_ERR(skb);
vid = get_unaligned_le16(skb->data + 1);
pid = get_unaligned_le16(skb->data + 3);
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;
switch ((rev & 0xf000) >> 12) {
case 0:
for (i = 0; bcm_uart_subver_table[i].name; i++) {
if (subver == bcm_uart_subver_table[i].subver) {
hw_name = bcm_uart_subver_table[i].name;
break;
}
}
snprintf(fw_name, sizeof(fw_name), "brcm/%s.hcd",
hw_name ? : "BCM");
break;
case 1:
case 2:
/* Read USB Product Info */
skb = btbcm_read_usb_product(hdev);
if (IS_ERR(skb))
return PTR_ERR(skb);
vid = get_unaligned_le16(skb->data + 1);
pid = get_unaligned_le16(skb->data + 3);
kfree_skb(skb);
for (i = 0; bcm_usb_subver_table[i].name; i++) {
if (subver == bcm_usb_subver_table[i].subver) {
hw_name = bcm_usb_subver_table[i].name;
break;
}
}
snprintf(fw_name, sizeof(fw_name), "brcm/%s-%4.4x-%4.4x.hcd",
hw_name ? : "BCM", vid, pid);
break;
default:
return 0;
}
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", vid, pid);
err = request_firmware(&fw, fw_name, &hdev->dev);
if (err < 0) {
BT_INFO("%s: BCM: patch %s not found", hdev->name, fw_name);