diff options
Diffstat (limited to 'drivers/acpi/power.c')
-rw-r--r-- | drivers/acpi/power.c | 28 |
1 files changed, 2 insertions, 26 deletions
diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c index 56665a63bf19..d74365d4a6e7 100644 --- a/drivers/acpi/power.c +++ b/drivers/acpi/power.c | |||
@@ -194,7 +194,7 @@ static int acpi_power_get_list_state(struct acpi_handle_list *list, int *state) | |||
194 | 194 | ||
195 | static int acpi_power_on(acpi_handle handle, struct acpi_device *dev) | 195 | static int acpi_power_on(acpi_handle handle, struct acpi_device *dev) |
196 | { | 196 | { |
197 | int result = 0, state; | 197 | int result = 0; |
198 | int found = 0; | 198 | int found = 0; |
199 | acpi_status status = AE_OK; | 199 | acpi_status status = AE_OK; |
200 | struct acpi_power_resource *resource = NULL; | 200 | struct acpi_power_resource *resource = NULL; |
@@ -236,18 +236,6 @@ static int acpi_power_on(acpi_handle handle, struct acpi_device *dev) | |||
236 | if (ACPI_FAILURE(status)) | 236 | if (ACPI_FAILURE(status)) |
237 | return -ENODEV; | 237 | return -ENODEV; |
238 | 238 | ||
239 | if (!acpi_power_nocheck) { | ||
240 | /* | ||
241 | * If acpi_power_nocheck is set, it is unnecessary to check | ||
242 | * the power state after power transition. | ||
243 | */ | ||
244 | result = acpi_power_get_state(resource->device->handle, | ||
245 | &state); | ||
246 | if (result) | ||
247 | return result; | ||
248 | if (state != ACPI_POWER_RESOURCE_STATE_ON) | ||
249 | return -ENOEXEC; | ||
250 | } | ||
251 | /* Update the power resource's _device_ power state */ | 239 | /* Update the power resource's _device_ power state */ |
252 | resource->device->power.state = ACPI_STATE_D0; | 240 | resource->device->power.state = ACPI_STATE_D0; |
253 | 241 | ||
@@ -258,7 +246,7 @@ static int acpi_power_on(acpi_handle handle, struct acpi_device *dev) | |||
258 | 246 | ||
259 | static int acpi_power_off_device(acpi_handle handle, struct acpi_device *dev) | 247 | static int acpi_power_off_device(acpi_handle handle, struct acpi_device *dev) |
260 | { | 248 | { |
261 | int result = 0, state; | 249 | int result = 0; |
262 | acpi_status status = AE_OK; | 250 | acpi_status status = AE_OK; |
263 | struct acpi_power_resource *resource = NULL; | 251 | struct acpi_power_resource *resource = NULL; |
264 | struct list_head *node, *next; | 252 | struct list_head *node, *next; |
@@ -293,18 +281,6 @@ static int acpi_power_off_device(acpi_handle handle, struct acpi_device *dev) | |||
293 | if (ACPI_FAILURE(status)) | 281 | if (ACPI_FAILURE(status)) |
294 | return -ENODEV; | 282 | return -ENODEV; |
295 | 283 | ||
296 | if (!acpi_power_nocheck) { | ||
297 | /* | ||
298 | * If acpi_power_nocheck is set, it is unnecessary to check | ||
299 | * the power state after power transition. | ||
300 | */ | ||
301 | result = acpi_power_get_state(handle, &state); | ||
302 | if (result) | ||
303 | return result; | ||
304 | if (state != ACPI_POWER_RESOURCE_STATE_OFF) | ||
305 | return -ENOEXEC; | ||
306 | } | ||
307 | |||
308 | /* Update the power resource's _device_ power state */ | 284 | /* Update the power resource's _device_ power state */ |
309 | resource->device->power.state = ACPI_STATE_D3; | 285 | resource->device->power.state = ACPI_STATE_D3; |
310 | 286 | ||