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path: root/drivers/acpi/events/evgpe.c
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Diffstat (limited to 'drivers/acpi/events/evgpe.c')
-rw-r--r--drivers/acpi/events/evgpe.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/acpi/events/evgpe.c b/drivers/acpi/events/evgpe.c
index f64f977dd3d5..7d7b81af972e 100644
--- a/drivers/acpi/events/evgpe.c
+++ b/drivers/acpi/events/evgpe.c
@@ -207,6 +207,7 @@ acpi_ev_enable_gpe(struct acpi_gpe_event_info *gpe_event_info,
207 ACPI_SET_BIT(gpe_event_info->flags, ACPI_GPE_RUN_ENABLED); 207 ACPI_SET_BIT(gpe_event_info->flags, ACPI_GPE_RUN_ENABLED);
208 208
209 if (write_to_hardware) { 209 if (write_to_hardware) {
210
210 /* Clear the GPE (of stale events), then enable it */ 211 /* Clear the GPE (of stale events), then enable it */
211 212
212 status = acpi_hw_clear_gpe(gpe_event_info); 213 status = acpi_hw_clear_gpe(gpe_event_info);
@@ -313,6 +314,7 @@ struct acpi_gpe_event_info *acpi_ev_get_gpe_event_info(acpi_handle gpe_device,
313 /* A NULL gpe_block means use the FADT-defined GPE block(s) */ 314 /* A NULL gpe_block means use the FADT-defined GPE block(s) */
314 315
315 if (!gpe_device) { 316 if (!gpe_device) {
317
316 /* Examine GPE Block 0 and 1 (These blocks are permanent) */ 318 /* Examine GPE Block 0 and 1 (These blocks are permanent) */
317 319
318 for (i = 0; i < ACPI_MAX_GPE_BLOCKS; i++) { 320 for (i = 0; i < ACPI_MAX_GPE_BLOCKS; i++) {
@@ -402,6 +404,7 @@ u32 acpi_ev_gpe_detect(struct acpi_gpe_xrupt_info * gpe_xrupt_list)
402 * Find all currently active GP events. 404 * Find all currently active GP events.
403 */ 405 */
404 for (i = 0; i < gpe_block->register_count; i++) { 406 for (i = 0; i < gpe_block->register_count; i++) {
407
405 /* Get the next status/enable pair */ 408 /* Get the next status/enable pair */
406 409
407 gpe_register_info = &gpe_block->register_info[i]; 410 gpe_register_info = &gpe_block->register_info[i];
@@ -437,6 +440,7 @@ u32 acpi_ev_gpe_detect(struct acpi_gpe_xrupt_info * gpe_xrupt_list)
437 440
438 enabled_status_byte = (u8) (status_reg & enable_reg); 441 enabled_status_byte = (u8) (status_reg & enable_reg);
439 if (!enabled_status_byte) { 442 if (!enabled_status_byte) {
443
440 /* No active GPEs in this register, move on */ 444 /* No active GPEs in this register, move on */
441 445
442 continue; 446 continue;
@@ -445,6 +449,7 @@ u32 acpi_ev_gpe_detect(struct acpi_gpe_xrupt_info * gpe_xrupt_list)
445 /* Now look at the individual GPEs in this byte register */ 449 /* Now look at the individual GPEs in this byte register */
446 450
447 for (j = 0; j < ACPI_GPE_REGISTER_WIDTH; j++) { 451 for (j = 0; j < ACPI_GPE_REGISTER_WIDTH; j++) {
452
448 /* Examine one GPE bit */ 453 /* Examine one GPE bit */
449 454
450 if (enabled_status_byte & 455 if (enabled_status_byte &