From 6ce95a304c816a4cd71329e22e3aaeefe5173fdf Mon Sep 17 00:00:00 2001 From: Sai Teja Aluvala Date: Wed, 14 Jun 2023 10:28:15 +0530 Subject: [PATCH] Bluetooth: hci_qca: Add qcom devcoredump sysfs support This patch implements the hci_qca driver side .coredump() callback to trigger a devcoredump via sysfs. Signed-off-by: Sai Teja Aluvala v2 -> V3: -------- Updated commit text v1 -> V2: -------- Updated to work with the updated HCI devcoredump API. Signed-off-by: Luiz Augusto von Dentz --- drivers/bluetooth/hci_qca.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c index e30c979..1ee5323 100644 --- a/drivers/bluetooth/hci_qca.c +++ b/drivers/bluetooth/hci_qca.c @@ -2384,6 +2384,18 @@ static const struct acpi_device_id qca_bluetooth_acpi_match[] = { MODULE_DEVICE_TABLE(acpi, qca_bluetooth_acpi_match); #endif +#ifdef CONFIG_DEV_COREDUMP +static void hciqca_coredump(struct device *dev) +{ + struct serdev_device *serdev = to_serdev_device(dev); + struct qca_serdev *qcadev = serdev_device_get_drvdata(serdev); + struct hci_uart *hu = &qcadev->serdev_hu; + struct hci_dev *hdev = hu->hdev; + + if (hdev->dump.coredump) + hdev->dump.coredump(hdev); +} +#endif static struct serdev_device_driver qca_serdev_driver = { .probe = qca_serdev_probe, @@ -2394,6 +2406,9 @@ static struct serdev_device_driver qca_serdev_driver = { .acpi_match_table = ACPI_PTR(qca_bluetooth_acpi_match), .shutdown = qca_serdev_shutdown, .pm = &qca_pm_ops, +#ifdef CONFIG_DEV_COREDUMP + .coredump = hciqca_coredump, +#endif }, }; -- 2.7.4