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Bluetooth: hci_qca: Add helper to set device address

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This patch add qca_set_bdaddr() to set the device
address for latest Qualcomm Bluetooth chipset wcn3990 and above.

Signed-off-by: Balakrishna Godavarthi <bgodavar@codeaurora.org>
Reviewed-by: Matthias Kaehlcke <mka@chromium.org>
Tested-by: Matthias Kaehlcke <mka@chromium.org>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Balakrishna Godavarthi 2019-01-16 18:01:15 +05:30 • committed by Marcel Holtmann
parent fa7f3a8d56
commit 5c0a1001c8
3 changed files with 30 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

19
drivers/bluetooth/btqca.c
View file

@ -391,6 +391,25 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
} }
EXPORT_SYMBOL_GPL(qca_uart_setup); EXPORT_SYMBOL_GPL(qca_uart_setup);
int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
{
struct sk_buff *skb;
int err;
skb = __hci_cmd_sync_ev(hdev, EDL_WRITE_BD_ADDR_OPCODE, 6, bdaddr,
HCI_EV_VENDOR, HCI_INIT_TIMEOUT);
if (IS_ERR(skb)) {
err = PTR_ERR(skb);
bt_dev_err(hdev, "QCA Change address cmd failed (%d)", err);
return err;
}
kfree_skb(skb);
return 0;
}
EXPORT_SYMBOL_GPL(qca_set_bdaddr);
MODULE_AUTHOR("Ben Young Tae Kim <ytkim@qca.qualcomm.com>"); MODULE_AUTHOR("Ben Young Tae Kim <ytkim@qca.qualcomm.com>");
MODULE_DESCRIPTION("Bluetooth support for Qualcomm Atheros family ver " VERSION); MODULE_DESCRIPTION("Bluetooth support for Qualcomm Atheros family ver " VERSION);
MODULE_VERSION(VERSION); MODULE_VERSION(VERSION);

8
drivers/bluetooth/btqca.h
View file

@ -20,6 +20,7 @@
#define EDL_PATCH_CMD_OPCODE (0xFC00) #define EDL_PATCH_CMD_OPCODE (0xFC00)
#define EDL_NVM_ACCESS_OPCODE (0xFC0B) #define EDL_NVM_ACCESS_OPCODE (0xFC0B)
#define EDL_WRITE_BD_ADDR_OPCODE (0xFC14)
#define EDL_PATCH_CMD_LEN (1) #define EDL_PATCH_CMD_LEN (1)
#define EDL_PATCH_VER_REQ_CMD (0x19) #define EDL_PATCH_VER_REQ_CMD (0x19)
#define EDL_PATCH_TLV_REQ_CMD (0x1E) #define EDL_PATCH_TLV_REQ_CMD (0x1E)
@ -140,7 +141,7 @@ int qca_set_bdaddr_rome(struct hci_dev *hdev, const bdaddr_t *bdaddr);
int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate, int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
enum qca_btsoc_type soc_type, u32 soc_ver); enum qca_btsoc_type soc_type, u32 soc_ver);
int qca_read_soc_version(struct hci_dev *hdev, u32 *soc_version); int qca_read_soc_version(struct hci_dev *hdev, u32 *soc_version);
int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
#else #else
static inline int qca_set_bdaddr_rome(struct hci_dev *hdev, const bdaddr_t *bdaddr) static inline int qca_set_bdaddr_rome(struct hci_dev *hdev, const bdaddr_t *bdaddr)
@ -159,4 +160,9 @@ static inline int qca_read_soc_version(struct hci_dev *hdev, u32 *soc_version)
return -EOPNOTSUPP; return -EOPNOTSUPP;
} }
static inline int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
{
return -EOPNOTSUPP;
}
#endif #endif

3
drivers/bluetooth/hci_qca.c
View file

@ -1241,6 +1241,9 @@ static int qca_setup(struct hci_uart *hu)
} }
/* Setup bdaddr */ /* Setup bdaddr */
if (qcadev->btsoc_type == QCA_WCN3990)
hu->hdev->set_bdaddr = qca_set_bdaddr;
else
hu->hdev->set_bdaddr = qca_set_bdaddr_rome; hu->hdev->set_bdaddr = qca_set_bdaddr_rome;
return ret; return ret;