acpi/acpica/evgpeblk.c

20 acpi_ev_install_gpe_block(struct acpi_gpe_block_info *gpe_block,
24 acpi_ev_create_gpe_info_blocks(struct acpi_gpe_block_info *gpe_block);
30  * PARAMETERS:  gpe_block               - New GPE block
41 acpi_ev_install_gpe_block(struct acpi_gpe_block_info *gpe_block,
71 		next_gpe_block->next = gpe_block;
72 		gpe_block->previous = next_gpe_block;
74 		gpe_xrupt_block->gpe_block_list_head = gpe_block;
77 	gpe_block->xrupt_block = gpe_xrupt_block;
89  * PARAMETERS:  gpe_block           - Existing GPE block
97 acpi_status acpi_ev_delete_gpe_block(struct acpi_gpe_block_info *gpe_block)
112 	    acpi_hw_disable_gpe_block(gpe_block->xrupt_block, gpe_block, NULL);
117 	if (!gpe_block->previous && !gpe_block->next) {
119 		/* This is the last gpe_block on this interrupt */
121 		status = acpi_ev_delete_gpe_xrupt(gpe_block->xrupt_block);
129 		if (gpe_block->previous) {
130 			gpe_block->previous->next = gpe_block->next;
132 			gpe_block->xrupt_block->gpe_block_list_head =
133 			    gpe_block->next;
136 		if (gpe_block->next) {
137 			gpe_block->next->previous = gpe_block->previous;
143 	acpi_current_gpe_count -= gpe_block->gpe_count;
145 	/* Free the gpe_block */
147 	ACPI_FREE(gpe_block->register_info);
148 	ACPI_FREE(gpe_block->event_info);
149 	ACPI_FREE(gpe_block);
160  * PARAMETERS:  gpe_block   - New GPE block
169 acpi_ev_create_gpe_info_blocks(struct acpi_gpe_block_info *gpe_block)
183 	gpe_register_info = ACPI_ALLOCATE_ZEROED((acpi_size)gpe_block->
197 	gpe_event_info = ACPI_ALLOCATE_ZEROED((acpi_size)gpe_block->gpe_count *
209 	gpe_block->register_info = gpe_register_info;
210 	gpe_block->event_info = gpe_event_info;
221 	for (i = 0; i < gpe_block->register_count; i++) {
226 		    (gpe_block->block_base_number +
229 		this_register->status_address.address = gpe_block->address + i;
232 		    gpe_block->address + i + gpe_block->register_count;
234 		this_register->status_address.space_id = gpe_block->space_id;
235 		this_register->enable_address.space_id = gpe_block->space_id;
305 	struct acpi_gpe_block_info *gpe_block;
333 	gpe_block = ACPI_ALLOCATE_ZEROED(sizeof(struct acpi_gpe_block_info));
334 	if (!gpe_block) {
340 	gpe_block->address = address;
341 	gpe_block->space_id = space_id;
342 	gpe_block->node = gpe_device;
343 	gpe_block->gpe_count = (u16)(register_count * ACPI_GPE_REGISTER_WIDTH);
344 	gpe_block->initialized = FALSE;
345 	gpe_block->register_count = register_count;
346 	gpe_block->block_base_number = gpe_block_base_number;
352 	status = acpi_ev_create_gpe_info_blocks(gpe_block);
354 		ACPI_FREE(gpe_block);
360 	status = acpi_ev_install_gpe_block(gpe_block, interrupt_number);
362 		ACPI_FREE(gpe_block->register_info);
363 		ACPI_FREE(gpe_block->event_info);
364 		ACPI_FREE(gpe_block);
372 	walk_info.gpe_block = gpe_block;
384 		(*return_gpe_block) = gpe_block;
389 			      (u32)gpe_block->block_base_number,
390 			      (u32)(gpe_block->block_base_number +
391 				    (gpe_block->gpe_count - 1)),
392 			      gpe_device->name.ascii, gpe_block->register_count,
399 	acpi_current_gpe_count += gpe_block->gpe_count;
419 			     struct acpi_gpe_block_info *gpe_block,
437 	if (!gpe_block || gpe_block->initialized) {
448 	for (i = 0; i < gpe_block->register_count; i++) {
454 			gpe_event_info = &gpe_block->event_info[gpe_index];
456 					gpe_block->block_base_number +
491 			   gpe_enabled_count, (u32)gpe_block->block_base_number,
492 			   (u32)(gpe_block->block_base_number +
493 				 (gpe_block->gpe_count - 1))));
496 	gpe_block->initialized = TRUE;