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Merge branch 'acpi-cleanup'

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* acpi-cleanup: (21 commits)
  ACPI / dock: fix error return code in dock_add()
  ACPI / dock: Drop unnecessary local variable from dock_add()
  ACPI / dock / PCI: Drop ACPI dock notifier chain
  ACPI / dock: Do not check CONFIG_ACPI_DOCK_MODULE
  ACPI / dock: Do not leak memory on falilures to add a dock station
  ACPI: Drop ACPI bus notifier call chain
  ACPI / dock: Rework the handling of notifications
  ACPI / dock: Simplify dock_init_hotplug() and dock_release_hotplug()
  ACPI / dock: Walk list in reverse order during removal of devices
  ACPI / dock: Rework and simplify find_dock_devices()
  ACPI / dock: Drop the hp_lock mutex from struct dock_station
  ACPI: simplify acpiphp driver with new helper functions
  ACPI: simplify dock driver with new helper functions
  ACPI: Export acpi_(bay)|(dock)_match() from scan.c
  ACPI: introduce two helper functions for _EJ0 and _LCK
  ACPI: introduce helper function acpi_execute_simple_method()
  ACPI: introduce helper function acpi_has_method()
  ACPI / dock: simplify dock_create_acpi_device()
  ACPI / dock: mark initialization functions with __init
  ACPI / dock: drop redundant spin lock in dock station object
  ...
This commit is contained in:
Rafael J. Wysocki
2013-08-27 01:25:28 +02:00
parent d8dfad3876 0177f29fea
commit c92f56cbdf
17 changed files with 331 additions and 578 deletions
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56
drivers/acpi/video.c
View File

@@ -355,14 +355,10 @@ static int
acpi_video_device_lcd_set_level(struct acpi_video_device *device, int level)
{
int status;
union acpi_object arg0 = { ACPI_TYPE_INTEGER };
struct acpi_object_list args = { 1, &arg0 };
int state;
arg0.integer.value = level;
status = acpi_evaluate_object(device->dev->handle, "_BCM",
&args, NULL);
status = acpi_execute_simple_method(device->dev->handle,
"_BCM", level);
if (ACPI_FAILURE(status)) {
ACPI_ERROR((AE_INFO, "Evaluating _BCM failed"));
return -EIO;
@@ -638,18 +634,15 @@ static int
acpi_video_bus_DOS(struct acpi_video_bus *video, int bios_flag, int lcd_flag)
{
acpi_status status;
union acpi_object arg0 = { ACPI_TYPE_INTEGER };
struct acpi_object_list args = { 1, &arg0 };
if (!video->cap._DOS)
return 0;
if (bios_flag < 0 || bios_flag > 3 || lcd_flag < 0 || lcd_flag > 1)
return -EINVAL;
arg0.integer.value = (lcd_flag << 2) | bios_flag;
video->dos_setting = arg0.integer.value;
status = acpi_evaluate_object(video->device->handle, "_DOS",
&args, NULL);
video->dos_setting = (lcd_flag << 2) | bios_flag;
status = acpi_execute_simple_method(video->device->handle, "_DOS",
(lcd_flag << 2) | bios_flag);
if (ACPI_FAILURE(status))
return -EIO;
@@ -885,28 +878,21 @@ out:
static void acpi_video_device_find_cap(struct acpi_video_device *device)
{
acpi_handle h_dummy1;
if (ACPI_SUCCESS(acpi_get_handle(device->dev->handle, "_ADR", &h_dummy1))) {
if (acpi_has_method(device->dev->handle, "_ADR"))
device->cap._ADR = 1;
}
if (ACPI_SUCCESS(acpi_get_handle(device->dev->handle, "_BCL", &h_dummy1))) {
if (acpi_has_method(device->dev->handle, "_BCL"))
device->cap._BCL = 1;
}
if (ACPI_SUCCESS(acpi_get_handle(device->dev->handle, "_BCM", &h_dummy1))) {
if (acpi_has_method(device->dev->handle, "_BCM"))
device->cap._BCM = 1;
}
if (ACPI_SUCCESS(acpi_get_handle(device->dev->handle,"_BQC",&h_dummy1)))
if (acpi_has_method(device->dev->handle, "_BQC")) {
device->cap._BQC = 1;
else if (ACPI_SUCCESS(acpi_get_handle(device->dev->handle, "_BCQ",
&h_dummy1))) {
} else if (acpi_has_method(device->dev->handle, "_BCQ")) {
printk(KERN_WARNING FW_BUG "_BCQ is used instead of _BQC\n");
device->cap._BCQ = 1;
}
if (ACPI_SUCCESS(acpi_get_handle(device->dev->handle, "_DDC", &h_dummy1))) {
if (acpi_has_method(device->dev->handle, "_DDC"))
device->cap._DDC = 1;
}
if (acpi_video_backlight_support()) {
struct backlight_properties props;
@@ -994,26 +980,18 @@ static void acpi_video_device_find_cap(struct acpi_video_device *device)
static void acpi_video_bus_find_cap(struct acpi_video_bus *video)
{
acpi_handle h_dummy1;
if (ACPI_SUCCESS(acpi_get_handle(video->device->handle, "_DOS", &h_dummy1))) {
if (acpi_has_method(video->device->handle, "_DOS"))
video->cap._DOS = 1;
}
if (ACPI_SUCCESS(acpi_get_handle(video->device->handle, "_DOD", &h_dummy1))) {
if (acpi_has_method(video->device->handle, "_DOD"))
video->cap._DOD = 1;
}
if (ACPI_SUCCESS(acpi_get_handle(video->device->handle, "_ROM", &h_dummy1))) {
if (acpi_has_method(video->device->handle, "_ROM"))
video->cap._ROM = 1;
}
if (ACPI_SUCCESS(acpi_get_handle(video->device->handle, "_GPD", &h_dummy1))) {
if (acpi_has_method(video->device->handle, "_GPD"))
video->cap._GPD = 1;
}
if (ACPI_SUCCESS(acpi_get_handle(video->device->handle, "_SPD", &h_dummy1))) {
if (acpi_has_method(video->device->handle, "_SPD"))
video->cap._SPD = 1;
}
if (ACPI_SUCCESS(acpi_get_handle(video->device->handle, "_VPO", &h_dummy1))) {
if (acpi_has_method(video->device->handle, "_VPO"))
video->cap._VPO = 1;
}
}
/*