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authorHilda Wu <hildawu@realtek.com>2022-10-05 10:43:30 +0200
committerLuiz Augusto von Dentz <luiz.von.dentz@intel.com>2022-12-12 23:19:23 +0100
commit5b355944b19011011dd3fd4187444c5ff1d76ad2 (patch)
tree2bbe3d14755209159ebbaffd4680ea185f18fec0 /drivers/bluetooth
parentBluetooth: virtio_bt: fix device removal (diff)
downloadlinux-5b355944b19011011dd3fd4187444c5ff1d76ad2.tar.xz
linux-5b355944b19011011dd3fd4187444c5ff1d76ad2.zip
Bluetooth: btrtl: Add btrealtek data struct
This patch adds a data structure for btrealtek object, and the definition of vendor behavior flags. It also adds macros to set/test/get the flags. Signed-off-by: Hilda Wu <hildawu@realtek.com> Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Diffstat (limited to 'drivers/bluetooth')
-rw-r--r--drivers/bluetooth/btrtl.h21
-rw-r--r--drivers/bluetooth/btusb.c3
2 files changed, 24 insertions, 0 deletions
diff --git a/drivers/bluetooth/btrtl.h b/drivers/bluetooth/btrtl.h
index 2c441bda390a..ebf0101c959b 100644
--- a/drivers/bluetooth/btrtl.h
+++ b/drivers/bluetooth/btrtl.h
@@ -47,6 +47,27 @@ struct rtl_vendor_config {
struct rtl_vendor_config_entry entry[];
} __packed;
+enum {
+ REALTEK_ALT6_CONTINUOUS_TX_CHIP,
+
+ __REALTEK_NUM_FLAGS,
+};
+
+struct btrealtek_data {
+ DECLARE_BITMAP(flags, __REALTEK_NUM_FLAGS);
+};
+
+#define btrealtek_set_flag(hdev, nr) \
+ do { \
+ struct btrealtek_data *realtek = hci_get_priv((hdev)); \
+ set_bit((nr), realtek->flags); \
+ } while (0)
+
+#define btrealtek_get_flag(hdev) \
+ (((struct btrealtek_data *)hci_get_priv(hdev))->flags)
+
+#define btrealtek_test_flag(hdev, nr) test_bit((nr), btrealtek_get_flag(hdev))
+
#if IS_ENABLED(CONFIG_BT_RTL)
struct btrtl_device_info *btrtl_initialize(struct hci_dev *hdev,
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 80f38991ad6f..39a30c36586a 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -3808,6 +3808,9 @@ static int btusb_probe(struct usb_interface *intf,
/* Override the rx handlers */
data->recv_event = btusb_recv_event_intel;
data->recv_bulk = btusb_recv_bulk_intel;
+ } else if (id->driver_info & BTUSB_REALTEK) {
+ /* Allocate extra space for Realtek device */
+ priv_size += sizeof(struct btrealtek_data);
}
data->recv_acl = hci_recv_frame;