63 } rbu_data;  variable
88 	rbu_data.packet_read_count = 0;  in init_packet_head()
89 	rbu_data.num_packets = 0;  in init_packet_head()
90 	rbu_data.packetsize = 0;  in init_packet_head()
91 	rbu_data.imagesize = 0;  in init_packet_head()
106 	if (!rbu_data.packetsize) {  in create_packet()
112 	spin_unlock(&rbu_data.lock);  in create_packet()
119 		spin_lock(&rbu_data.lock);  in create_packet()
136 	packet_array_size = max_t(unsigned int, allocation_floor / rbu_data.packetsize, 1);  in create_packet()
143 		spin_lock(&rbu_data.lock);  in create_packet()
153 			spin_lock(&rbu_data.lock);  in create_packet()
172 	spin_lock(&rbu_data.lock);  in create_packet()
182 	++rbu_data.num_packets;  in create_packet()
218 	if (!rbu_data.packetsize) {  in packetize_data()
227 		if ((temp + rbu_data.packetsize) < end)  in packetize_data()
228 			packet_length = rbu_data.packetsize;  in packetize_data()
242 	rbu_data.imagesize = length;  in packetize_data()
289 	if (0 == rbu_data.num_packets)  in packet_read_list()
293 	bytes_read = rbu_data.packet_read_count;  in packet_read_list()
309 	*pread_length = bytes_read - rbu_data.packet_read_count;  in packet_read_list()
310 	rbu_data.packet_read_count = bytes_read;  in packet_read_list()
325 		memset(newpacket->data, 0, rbu_data.packetsize);  in packet_empty_list()
332 	rbu_data.packet_read_count = 0;  in packet_empty_list()
333 	rbu_data.num_packets = 0;  in packet_empty_list()
334 	rbu_data.imagesize = 0;  in packet_empty_list()
343 	if (!rbu_data.image_update_buffer)  in img_update_free()
349 	memset(rbu_data.image_update_buffer, 0,  in img_update_free()
350 		rbu_data.image_update_buffer_size);  in img_update_free()
351 	free_pages((unsigned long) rbu_data.image_update_buffer,  in img_update_free()
352 		rbu_data.image_update_ordernum);  in img_update_free()
357 	rbu_data.image_update_ordernum = -1;  in img_update_free()
358 	rbu_data.image_update_buffer = NULL;  in img_update_free()
359 	rbu_data.image_update_buffer_size = 0;  in img_update_free()
360 	rbu_data.bios_image_size = 0;  in img_update_free()
383 	if (rbu_data.image_update_buffer_size >= size) {  in img_update_realloc()
387 		if ((size != 0) && (rbu_data.image_update_buffer == NULL)) {  in img_update_realloc()
403 	spin_unlock(&rbu_data.lock);  in img_update_realloc()
408 	spin_lock(&rbu_data.lock);  in img_update_realloc()
418 	rbu_data.image_update_buffer = image_update_buffer;  in img_update_realloc()
419 	rbu_data.image_update_buffer_size = size;  in img_update_realloc()
420 	rbu_data.bios_image_size = rbu_data.image_update_buffer_size;  in img_update_realloc()
421 	rbu_data.image_update_ordernum = ordernum;  in img_update_realloc()
433 	if (rbu_data.num_packets == 0) {  in read_packet_data()
439 	if (pos > rbu_data.imagesize) {  in read_packet_data()
445 	bytes_left = rbu_data.imagesize - pos;  in read_packet_data()
451 	if ((pos + count) > rbu_data.imagesize) {  in read_packet_data()
452 		rbu_data.packet_read_count = 0;  in read_packet_data()
465 	if ((rbu_data.image_update_buffer == NULL) ||  in read_rbu_mono_data()
466 		(rbu_data.bios_image_size == 0)) {  in read_rbu_mono_data()
468 			rbu_data.image_update_buffer,  in read_rbu_mono_data()
469 			rbu_data.bios_image_size);  in read_rbu_mono_data()
474 			rbu_data.image_update_buffer, rbu_data.bios_image_size);  in read_rbu_mono_data()
483 	spin_lock(&rbu_data.lock);  in data_read()
492 	spin_unlock(&rbu_data.lock);  in data_read()
499 	rbu_data.entry_created = 0;  in callbackfn_rbu()
507 	spin_lock(&rbu_data.lock);  in callbackfn_rbu()
510 			memcpy(rbu_data.image_update_buffer,  in callbackfn_rbu()
527 	spin_unlock(&rbu_data.lock);  in callbackfn_rbu()
549 	spin_lock(&rbu_data.lock);  in image_type_write()
573 		if (!rbu_data.entry_created) {  in image_type_write()
574 			spin_unlock(&rbu_data.lock);  in image_type_write()
583 				rbu_data.entry_created = 1;  in image_type_write()
585 			spin_lock(&rbu_data.lock);  in image_type_write()
589 		spin_unlock(&rbu_data.lock);  in image_type_write()
596 	spin_unlock(&rbu_data.lock);  in image_type_write()
608 		spin_lock(&rbu_data.lock);  in packet_size_read()
609 		size = scnprintf(buffer, count, "%lu\n", rbu_data.packetsize);  in packet_size_read()
610 		spin_unlock(&rbu_data.lock);  in packet_size_read()
620 	spin_lock(&rbu_data.lock);  in packet_size_write()
624 		rbu_data.packetsize = temp;  in packet_size_write()
626 	spin_unlock(&rbu_data.lock);  in packet_size_write()
645 	spin_lock_init(&rbu_data.lock);  in dcdrbu_init()
658 	rbu_data.entry_created = 0;  in dcdrbu_init()
668 	spin_lock(&rbu_data.lock);  in dcdrbu_exit()
671 	spin_unlock(&rbu_data.lock);  in dcdrbu_exit()