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author | Takashi Iwai <tiwai@suse.de> | 2012-08-20 21:26:04 +0200 |
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committer | Takashi Iwai <tiwai@suse.de> | 2012-08-20 21:26:04 +0200 |
commit | f0b433e9f362e0b7f0ce7d1489dd7feba068605d (patch) | |
tree | d4bfd9489cf4a96a55d83af20919f477a846d585 /drivers/acpi/container.c | |
parent | Merge branch 'topic/ca0132-fix' into for-linus (diff) | |
parent | ASoC: wm9712: Fix inverted capture volume (diff) | |
download | linux-f0b433e9f362e0b7f0ce7d1489dd7feba068605d.tar.xz linux-f0b433e9f362e0b7f0ce7d1489dd7feba068605d.zip |
Merge tag 'asoc-3.6' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus
ASoC: Additional updates for 3.6
A batch more bugfixes, all driver-specific and fairly small and
unremarkable in a global context. The biggest batch are for the newly
added Arizona drivers.
Diffstat (limited to 'drivers/acpi/container.c')
-rw-r--r-- | drivers/acpi/container.c | 43 |
1 files changed, 28 insertions, 15 deletions
diff --git a/drivers/acpi/container.c b/drivers/acpi/container.c index 45cd03b4630e..1f9f7d7d7bc5 100644 --- a/drivers/acpi/container.c +++ b/drivers/acpi/container.c @@ -158,9 +158,7 @@ static void container_notify_cb(acpi_handle handle, u32 type, void *context) int result; int present; acpi_status status; - - - present = is_device_present(handle); + u32 ost_code = ACPI_OST_SC_NON_SPECIFIC_FAILURE; /* default */ switch (type) { case ACPI_NOTIFY_BUS_CHECK: @@ -169,32 +167,47 @@ static void container_notify_cb(acpi_handle handle, u32 type, void *context) printk(KERN_WARNING "Container driver received %s event\n", (type == ACPI_NOTIFY_BUS_CHECK) ? "ACPI_NOTIFY_BUS_CHECK" : "ACPI_NOTIFY_DEVICE_CHECK"); + + present = is_device_present(handle); status = acpi_bus_get_device(handle, &device); - if (present) { - if (ACPI_FAILURE(status) || !device) { - result = container_device_add(&device, handle); - if (!result) - kobject_uevent(&device->dev.kobj, - KOBJ_ONLINE); - else - printk(KERN_WARNING - "Failed to add container\n"); - } - } else { + if (!present) { if (ACPI_SUCCESS(status)) { /* device exist and this is a remove request */ + device->flags.eject_pending = 1; kobject_uevent(&device->dev.kobj, KOBJ_OFFLINE); + return; } + break; + } + + if (!ACPI_FAILURE(status) || device) + break; + + result = container_device_add(&device, handle); + if (result) { + printk(KERN_WARNING "Failed to add container\n"); + break; } + + kobject_uevent(&device->dev.kobj, KOBJ_ONLINE); + ost_code = ACPI_OST_SC_SUCCESS; break; + case ACPI_NOTIFY_EJECT_REQUEST: if (!acpi_bus_get_device(handle, &device) && device) { + device->flags.eject_pending = 1; kobject_uevent(&device->dev.kobj, KOBJ_OFFLINE); + return; } break; + default: - break; + /* non-hotplug event; possibly handled by other handler */ + return; } + + /* Inform firmware that the hotplug operation has completed */ + (void) acpi_evaluate_hotplug_ost(handle, type, ost_code, NULL); return; } |