From 28a75e4c813c7ae7de5b4baf4c29369769247cc6 Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Tue, 30 Oct 2018 14:17:22 +0100 Subject: [PATCH] Bluetooth: hci_h5: Add suspend / resume ops Add support for vendor specific suspend / resume callbacks. Signed-off-by: Hans de Goede Signed-off-by: Marcel Holtmann --- drivers/bluetooth/hci_h5.c | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/drivers/bluetooth/hci_h5.c b/drivers/bluetooth/hci_h5.c index 8eede1197cd2..beddb89a00f2 100644 --- a/drivers/bluetooth/hci_h5.c +++ b/drivers/bluetooth/hci_h5.c @@ -115,6 +115,8 @@ struct h5_vnd { int (*setup)(struct h5 *h5); void (*open)(struct h5 *h5); void (*close)(struct h5 *h5); + int (*suspend)(struct h5 *h5); + int (*resume)(struct h5 *h5); const struct acpi_gpio_mapping *acpi_gpio_map; }; @@ -841,6 +843,28 @@ static void h5_serdev_remove(struct serdev_device *serdev) hci_uart_unregister_device(&h5->serdev_hu); } +static int __maybe_unused h5_serdev_suspend(struct device *dev) +{ + struct h5 *h5 = dev_get_drvdata(dev); + int ret = 0; + + if (h5->vnd && h5->vnd->suspend) + ret = h5->vnd->suspend(h5); + + return ret; +} + +static int __maybe_unused h5_serdev_resume(struct device *dev) +{ + struct h5 *h5 = dev_get_drvdata(dev); + int ret = 0; + + if (h5->vnd && h5->vnd->resume) + ret = h5->vnd->resume(h5); + + return ret; +} + #ifdef CONFIG_BT_HCIUART_RTL static int h5_btrtl_setup(struct h5 *h5) { @@ -935,12 +959,17 @@ static const struct acpi_device_id h5_acpi_match[] = { MODULE_DEVICE_TABLE(acpi, h5_acpi_match); #endif +static const struct dev_pm_ops h5_serdev_pm_ops = { + SET_SYSTEM_SLEEP_PM_OPS(h5_serdev_suspend, h5_serdev_resume) +}; + static struct serdev_device_driver h5_serdev_driver = { .probe = h5_serdev_probe, .remove = h5_serdev_remove, .driver = { .name = "hci_uart_h5", .acpi_match_table = ACPI_PTR(h5_acpi_match), + .pm = &h5_serdev_pm_ops, }, }; -- GitLab