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Bluetooth: btbcm: Consolidate the controller information commands 

The commands that read the basic vendor information about the Broadcom
controller are duplicated for UART and USB devices. Combine them into a
single function to reduce the code complexity.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
This commit is contained in:
Marcel Holtmann 2017-08-17 11:02:40 +02:00 committed by Johan Hedberg
parent 74183a1c50
commit e76dc1dd00
1 changed files with 39 additions and 30 deletions
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69
drivers/bluetooth/btbcm.c
View File

@ -287,6 +287,37 @@ static struct sk_buff *btbcm_read_usb_product(struct hci_dev *hdev)
return skb;
}
static int btbcm_read_info(struct hci_dev *hdev)
{
struct sk_buff *skb;
/* Read Verbose Config Version Info */
skb = btbcm_read_verbose_config(hdev);
if (IS_ERR(skb))
return PTR_ERR(skb);
BT_INFO("%s: BCM: chip id %u", hdev->name, skb->data[1]);
kfree_skb(skb);
/* Read Controller Features */
skb = btbcm_read_controller_features(hdev);
if (IS_ERR(skb))
return PTR_ERR(skb);
BT_INFO("%s: BCM: features 0x%2.2x", hdev->name, skb->data[1]);
kfree_skb(skb);
/* Read Local Name */
skb = btbcm_read_local_name(hdev);
if (IS_ERR(skb))
return PTR_ERR(skb);
BT_INFO("%s: %s", hdev->name, (char *)(skb->data + 1));
kfree_skb(skb);
return 0;
}
static const struct {
u16 subver;
const char *name;
@ -322,13 +353,10 @@ int btbcm_initialize(struct hci_dev *hdev, char *fw_name, size_t len)
subver = le16_to_cpu(ver->lmp_subver);
kfree_skb(skb);
/* Read Verbose Config Version Info */
skb = btbcm_read_verbose_config(hdev);
if (IS_ERR(skb))
return PTR_ERR(skb);
BT_INFO("%s: BCM: chip id %u", hdev->name, skb->data[1]);
kfree_skb(skb);
/* Read controller information */
err = btbcm_read_info(hdev);
if (err)
return err;
switch ((rev & 0xf000) >> 12) {
case 0:
@ -431,29 +459,10 @@ int btbcm_setup_patchram(struct hci_dev *hdev)
subver = le16_to_cpu(ver->lmp_subver);
kfree_skb(skb);
/* Read Verbose Config Version Info */
skb = btbcm_read_verbose_config(hdev);
if (IS_ERR(skb))
return PTR_ERR(skb);
BT_INFO("%s: BCM: chip id %u", hdev->name, skb->data[1]);
kfree_skb(skb);
/* Read Controller Features */
skb = btbcm_read_controller_features(hdev);
if (IS_ERR(skb))
return PTR_ERR(skb);
BT_INFO("%s: BCM: features 0x%2.2x", hdev->name, skb->data[1]);
kfree_skb(skb);
/* Read Local Name */
skb = btbcm_read_local_name(hdev);
if (IS_ERR(skb))
return PTR_ERR(skb);
BT_INFO("%s: %s", hdev->name, (char *)(skb->data + 1));
kfree_skb(skb);
/* Read controller information */
err = btbcm_read_info(hdev);
if (err)
return err;
switch ((rev & 0xf000) >> 12) {
case 0: