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authorFrederic Danis <frederic.danis@linux.intel.com>2015-05-28 11:25:05 +0200
committerMarcel Holtmann <marcel@holtmann.org>2015-06-06 07:37:33 +0200
commit6be09b48ae8bcce8426877b5f89e6218ffb657b0 (patch)
tree99ddb439d29d035d9f66f9f5d01b2f6c09fb66c7 /drivers/bluetooth
parent75e167e6f0ddcf65567c0a604e4827f0a914a4c1 (diff)
Bluetooth: hci_uart: Update Broadcom UART setup
Use btbcm helpers to perform controller setup. Perform host UART reset to init speed between btbcm_patchram() and btbcm_finalize(). This may be need because firmware loading may have reseted controller UART to init speed. Signed-off-by: Frederic Danis <frederic.danis@linux.intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'drivers/bluetooth')
-rw-r--r--drivers/bluetooth/hci_bcm.c30
1 files changed, 29 insertions, 1 deletions
diff --git a/drivers/bluetooth/hci_bcm.c b/drivers/bluetooth/hci_bcm.c
index 8653d125e107..070452256816 100644
--- a/drivers/bluetooth/hci_bcm.c
+++ b/drivers/bluetooth/hci_bcm.c
@@ -80,11 +80,39 @@ static int bcm_flush(struct hci_uart *hu)
static int bcm_setup(struct hci_uart *hu)
{
+ char fw_name[64];
+ const struct firmware *fw;
+ int err;
+
BT_DBG("hu %p", hu);
hu->hdev->set_bdaddr = btbcm_set_bdaddr;
- return btbcm_setup_patchram(hu->hdev);
+ err = btbcm_initialize(hu->hdev, fw_name, sizeof(fw_name));
+ if (err)
+ return err;
+
+ err = request_firmware(&fw, fw_name, &hu->hdev->dev);
+ if (err < 0) {
+ BT_INFO("%s: BCM: Patch %s not found", hu->hdev->name, fw_name);
+ return 0;
+ }
+
+ err = btbcm_patchram(hu->hdev, fw);
+ if (err) {
+ BT_INFO("%s: BCM: Patch failed (%d)", hu->hdev->name, err);
+ goto finalize;
+ }
+
+ if (hu->proto->init_speed)
+ hci_uart_set_baudrate(hu, hu->proto->init_speed);
+
+finalize:
+ release_firmware(fw);
+
+ err = btbcm_finalize(hu->hdev);
+
+ return err;
}
static const struct h4_recv_pkt bcm_recv_pkts[] = {