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Bluetooth: btusb: Add CONFIG_BT_HCIBTUSB_POLL_SYNC

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This adds CONFIG_BT_HCIBTUSB_POLL_SYNC which can be used to set the
default behavior of Bluetooth USB controller with respect to poll
synchronization of its endpoits.

Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Tested-by: Tedd Ho-Jeong An <tedd.an@intel.com>
This commit is contained in:
Luiz Augusto von Dentz 2022-10-25 14:12:57 -07:00
parent 47c50853bb
commit bb1afb2955
2 changed files with 13 additions and 0 deletions
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10
drivers/bluetooth/Kconfig
View file

@ -45,6 +45,16 @@ config BT_HCIBTUSB_AUTOSUSPEND
This can be overridden by passing btusb.enable_autosuspend=[y|n]
on the kernel commandline.
config BT_HCIBTUSB_POLL_SYNC
bool "Enable USB poll_sync for Bluetooth USB devices by default"
depends on BT_HCIBTUSB
help
poll_sync synchronizes the USB data and event endpoints by
prioritizing the later.
Say Y here to enable USB poll_sync for Bluetooth USB devices by
default.
config BT_HCIBTUSB_BCM
bool "Broadcom protocol support"
depends on BT_HCIBTUSB

3
drivers/bluetooth/btusb.c
View file

@ -32,6 +32,7 @@
static bool disable_scofix;
static bool force_scofix;
static bool enable_autosuspend = IS_ENABLED(CONFIG_BT_HCIBTUSB_AUTOSUSPEND);
static bool enable_poll_sync = IS_ENABLED(CONFIG_BT_HCIBTUSB_POLL_SYNC);
static bool reset = true;
static struct usb_driver btusb_driver;
@ -4075,6 +4076,8 @@ static int btusb_probe(struct usb_interface *intf,
if (enable_autosuspend)
usb_enable_autosuspend(data->udev);
data->poll_sync = enable_poll_sync;
err = hci_register_dev(hdev);
if (err < 0)
goto out_free_dev;