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Subject[PATCH v2 4/7] Bluetooth: Add new quirk for non-persistent setup settings
Date
From: Sean Wang <sean.wang@mediatek.com>

Add a new quirk HCI_QUIRK_NON_PERSISTENT_SETUP allowing that a quirk that
runs setup() after every open() and not just after the first open().

Signed-off-by: Sean Wang <sean.wang@mediatek.com>
---
include/net/bluetooth/hci.h | 9 +++++++++
net/bluetooth/hci_core.c | 3 ++-
2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index 1668211..b37d973 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -183,6 +183,15 @@ enum {
* during the hdev->setup vendor callback.
*/
HCI_QUIRK_NON_PERSISTENT_DIAG,
+
+ /* When this quirk is set, setup() would be run after every
+ * open() and not just after the first open().
+ *
+ * This quirk can be set before hci_register_dev is called or
+ * during the hdev->setup vendor callback.
+ *
+ */
+ HCI_QUIRK_NON_PERSISTENT_SETUP,
};

/* HCI device flags */
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 40d260f..7de712e2 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -1377,7 +1377,8 @@ static int hci_dev_do_open(struct hci_dev *hdev)
atomic_set(&hdev->cmd_cnt, 1);
set_bit(HCI_INIT, &hdev->flags);

- if (hci_dev_test_flag(hdev, HCI_SETUP)) {
+ if (hci_dev_test_flag(hdev, HCI_SETUP) ||
+ test_bit(HCI_QUIRK_NON_PERSISTENT_SETUP, &hdev->quirks)) {
hci_sock_dev_event(hdev, HCI_DEV_SETUP);

if (hdev->setup)
--
2.7.4
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