From 9a0bb57d2d08f1923aeef3af1877ec0b6f3209ba Mon Sep 17 00:00:00 2001 From: Marcel Holtmann Date: Sun, 5 Apr 2015 22:52:19 -0700 Subject: [PATCH] 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 Signed-off-by: Johan Hedberg --- drivers/bluetooth/btbcm.c | 56 ++++++++++++++++++++++++++++++++++------------- 1 file changed, 41 insertions(+), 15 deletions(-) diff --git a/drivers/bluetooth/btbcm.c b/drivers/bluetooth/btbcm.c index c90401261ab4..d0741f3ed7ec 100644 --- a/drivers/bluetooth/btbcm.c +++ b/drivers/bluetooth/btbcm.c @@ -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); + 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; + } + } - vid = get_unaligned_le16(skb->data + 1); - pid = get_unaligned_le16(skb->data + 3); - kfree_skb(skb); + 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_subver_table[i].name; i++) { - if (subver == bcm_subver_table[i].subver) { - hw_name = bcm_subver_table[i].name; - break; + 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); -- 2.11.0