134 static void if_sdio_finish_power_on(struct if_sdio_card *card);
135 static int if_sdio_power_off(struct if_sdio_card *card);
147 static u16 if_sdio_read_scratch(struct if_sdio_card *card, int *err)  in if_sdio_read_scratch()  argument
152 	scratch = sdio_readb(card->func, card->scratch_reg, &ret);  in if_sdio_read_scratch()
154 		scratch |= sdio_readb(card->func, card->scratch_reg + 1,  in if_sdio_read_scratch()
166 static u8 if_sdio_read_rx_unit(struct if_sdio_card *card)  in if_sdio_read_rx_unit()  argument
171 	rx_unit = sdio_readb(card->func, IF_SDIO_RX_UNIT, &ret);  in if_sdio_read_rx_unit()
179 static u16 if_sdio_read_rx_len(struct if_sdio_card *card, int *err)  in if_sdio_read_rx_len()  argument
184 	switch (card->model) {  in if_sdio_read_rx_len()
187 		rx_len = if_sdio_read_scratch(card, &ret);  in if_sdio_read_rx_len()
191 		rx_len = sdio_readb(card->func, IF_SDIO_RX_LEN, &ret);  in if_sdio_read_rx_len()
193 			rx_len <<= card->rx_unit;  in if_sdio_read_rx_len()
206 static int if_sdio_handle_cmd(struct if_sdio_card *card,  in if_sdio_handle_cmd()  argument
209 	struct lbs_private *priv = card->priv;  in if_sdio_handle_cmd()
231 	spin_unlock_irqrestore(&card->priv->driver_lock, flags);  in if_sdio_handle_cmd()
240 static int if_sdio_handle_data(struct if_sdio_card *card,  in if_sdio_handle_data()  argument
268 	lbs_process_rxed_packet(card->priv, skb);  in if_sdio_handle_data()
278 static int if_sdio_handle_event(struct if_sdio_card *card,  in if_sdio_handle_event()  argument
286 	if (card->model == MODEL_8385) {  in if_sdio_handle_event()
287 		event = sdio_readb(card->func, IF_SDIO_EVENT, &ret);  in if_sdio_handle_event()
306 	lbs_queue_event(card->priv, event & 0xFF);  in if_sdio_handle_event()
315 static int if_sdio_wait_status(struct if_sdio_card *card, const u8 condition)  in if_sdio_wait_status()  argument
323 		status = sdio_readb(card->func, IF_SDIO_STATUS, &ret);  in if_sdio_wait_status()
335 static int if_sdio_card_to_host(struct if_sdio_card *card)  in if_sdio_card_to_host()  argument
342 	size = if_sdio_read_rx_len(card, &ret);  in if_sdio_card_to_host()
353 	ret = if_sdio_wait_status(card, IF_SDIO_IO_RDY);  in if_sdio_card_to_host()
362 	chunk = sdio_align_size(card->func, size);  in if_sdio_card_to_host()
364 	ret = sdio_readsb(card->func, card->buffer, card->ioport, chunk);  in if_sdio_card_to_host()
368 	chunk = card->buffer[0] | (card->buffer[1] << 8);  in if_sdio_card_to_host()
369 	type = card->buffer[2] | (card->buffer[3] << 8);  in if_sdio_card_to_host()
388 		ret = if_sdio_handle_cmd(card, card->buffer + 4, chunk - 4);  in if_sdio_card_to_host()
393 		ret = if_sdio_handle_data(card, card->buffer + 4, chunk - 4);  in if_sdio_card_to_host()
398 		ret = if_sdio_handle_event(card, card->buffer + 4, chunk - 4);  in if_sdio_card_to_host()
420 	struct if_sdio_card *card;  in if_sdio_host_to_card_worker()  local
427 	card = container_of(work, struct if_sdio_card, packet_worker);  in if_sdio_host_to_card_worker()
430 		spin_lock_irqsave(&card->lock, flags);  in if_sdio_host_to_card_worker()
431 		packet = card->packets;  in if_sdio_host_to_card_worker()
433 			card->packets = packet->next;  in if_sdio_host_to_card_worker()
434 		spin_unlock_irqrestore(&card->lock, flags);  in if_sdio_host_to_card_worker()
439 		sdio_claim_host(card->func);  in if_sdio_host_to_card_worker()
441 		ret = if_sdio_wait_status(card, IF_SDIO_IO_RDY);  in if_sdio_host_to_card_worker()
443 			ret = sdio_writesb(card->func, card->ioport,  in if_sdio_host_to_card_worker()
450 		sdio_release_host(card->func);  in if_sdio_host_to_card_worker()
464 static int if_sdio_prog_helper(struct if_sdio_card *card,  in if_sdio_prog_helper()  argument
482 	sdio_claim_host(card->func);  in if_sdio_prog_helper()
484 	ret = sdio_set_block_size(card->func, 32);  in if_sdio_prog_helper()
492 		ret = if_sdio_wait_status(card, FW_DL_READY_STATUS);  in if_sdio_prog_helper()
508 		ret = sdio_writesb(card->func, card->ioport,  in if_sdio_prog_helper()
519 	ret = sdio_writesb(card->func, card->ioport, chunk_buffer, 64);  in if_sdio_prog_helper()
530 		req_size = sdio_readb(card->func, IF_SDIO_RD_BASE, &ret);  in if_sdio_prog_helper()
534 		req_size |= sdio_readb(card->func, IF_SDIO_RD_BASE + 1, &ret) << 8;  in if_sdio_prog_helper()
552 	sdio_release_host(card->func);  in if_sdio_prog_helper()
563 static int if_sdio_prog_real(struct if_sdio_card *card,  in if_sdio_prog_real()  argument
581 	sdio_claim_host(card->func);  in if_sdio_prog_real()
583 	ret = sdio_set_block_size(card->func, 32);  in if_sdio_prog_real()
593 			ret = if_sdio_wait_status(card, FW_DL_READY_STATUS);  in if_sdio_prog_real()
597 			req_size = sdio_readb(card->func, IF_SDIO_RD_BASE,  in if_sdio_prog_real()
602 			req_size |= sdio_readb(card->func, IF_SDIO_RD_BASE + 1,  in if_sdio_prog_real()
649 			ret = sdio_writesb(card->func, card->ioport,  in if_sdio_prog_real()
669 		scratch = if_sdio_read_scratch(card, &ret);  in if_sdio_prog_real()
687 	sdio_release_host(card->func);  in if_sdio_prog_real()
702 	struct if_sdio_card *card = priv->card;  in if_sdio_do_prog_firmware()  local
709 	ret = if_sdio_prog_helper(card, helper);  in if_sdio_do_prog_firmware()
715 	ret = if_sdio_prog_real(card, mainfw);  in if_sdio_do_prog_firmware()
720 	if_sdio_finish_power_on(card);  in if_sdio_do_prog_firmware()
723 static int if_sdio_prog_firmware(struct if_sdio_card *card)  in if_sdio_prog_firmware()  argument
733 	sdio_claim_host(card->func);  in if_sdio_prog_firmware()
734 	sdio_writeb(card->func, 0x00, IF_SDIO_H_INT_MASK, &ret);  in if_sdio_prog_firmware()
735 	sdio_release_host(card->func);  in if_sdio_prog_firmware()
737 	sdio_claim_host(card->func);  in if_sdio_prog_firmware()
738 	scratch = if_sdio_read_scratch(card, &ret);  in if_sdio_prog_firmware()
739 	sdio_release_host(card->func);  in if_sdio_prog_firmware()
760 		if_sdio_finish_power_on(card);  in if_sdio_prog_firmware()
762 	} else if ((card->model == MODEL_8686) && (scratch & 0x7fff)) {  in if_sdio_prog_firmware()
764 		if_sdio_finish_power_on(card);  in if_sdio_prog_firmware()
768 	ret = lbs_get_firmware_async(card->priv, &card->func->dev, card->model,  in if_sdio_prog_firmware()
781 static void if_sdio_finish_power_on(struct if_sdio_card *card)  in if_sdio_finish_power_on()  argument
783 	struct sdio_func *func = card->func;  in if_sdio_finish_power_on()
784 	struct lbs_private *priv = card->priv;  in if_sdio_finish_power_on()
788 	sdio_set_block_size(card->func, IF_SDIO_BLOCK_SIZE);  in if_sdio_finish_power_on()
794 	if ((card->model != MODEL_8385)  in if_sdio_finish_power_on()
795 			&& (card->model != MODEL_8686))  in if_sdio_finish_power_on()
796 		card->rx_unit = if_sdio_read_rx_unit(card);  in if_sdio_finish_power_on()
798 		card->rx_unit = 0;  in if_sdio_finish_power_on()
832 	if (card->model == MODEL_8688) {  in if_sdio_finish_power_on()
843 	wake_up(&card->pwron_waitq);  in if_sdio_finish_power_on()
845 	if (!card->started) {  in if_sdio_finish_power_on()
847 		if_sdio_power_off(card);  in if_sdio_finish_power_on()
849 			card->started = true;  in if_sdio_finish_power_on()
864 static int if_sdio_power_on(struct if_sdio_card *card)  in if_sdio_power_on()  argument
866 	struct sdio_func *func = card->func;  in if_sdio_power_on()
867 	struct mmc_host *host = func->card->host;  in if_sdio_power_on()
879 	if ((card->model == MODEL_8686) &&  in if_sdio_power_on()
884 		func->card->quirks |= MMC_QUIRK_LENIENT_FN0;  in if_sdio_power_on()
895 	card->ioport = sdio_readb(func, IF_SDIO_IOPORT, &ret);  in if_sdio_power_on()
899 	card->ioport |= sdio_readb(func, IF_SDIO_IOPORT + 1, &ret) << 8;  in if_sdio_power_on()
903 	card->ioport |= sdio_readb(func, IF_SDIO_IOPORT + 2, &ret) << 16;  in if_sdio_power_on()
908 	ret = if_sdio_prog_firmware(card);  in if_sdio_power_on()
923 static int if_sdio_power_off(struct if_sdio_card *card)  in if_sdio_power_off()  argument
925 	struct sdio_func *func = card->func;  in if_sdio_power_off()
926 	struct lbs_private *priv = card->priv;  in if_sdio_power_off()
946 	struct if_sdio_card *card;  in if_sdio_host_to_card()  local
953 	card = priv->card;  in if_sdio_host_to_card()
965 	size = sdio_align_size(card->func, nb + 4);  in if_sdio_host_to_card()
987 	spin_lock_irqsave(&card->lock, flags);  in if_sdio_host_to_card()
989 	if (!card->packets)  in if_sdio_host_to_card()
990 		card->packets = packet;  in if_sdio_host_to_card()
992 		cur = card->packets;  in if_sdio_host_to_card()
1009 	spin_unlock_irqrestore(&card->lock, flags);  in if_sdio_host_to_card()
1011 	queue_work(card->workqueue, &card->packet_worker);  in if_sdio_host_to_card()
1040 	struct if_sdio_card *card = priv->card;  in if_sdio_exit_deep_sleep()  local
1044 	sdio_claim_host(card->func);  in if_sdio_exit_deep_sleep()
1046 	sdio_writeb(card->func, HOST_POWER_UP, CONFIGURATION_REG, &ret);  in if_sdio_exit_deep_sleep()
1050 	sdio_release_host(card->func);  in if_sdio_exit_deep_sleep()
1057 	struct if_sdio_card *card = priv->card;  in if_sdio_reset_deep_sleep_wakeup()  local
1061 	sdio_claim_host(card->func);  in if_sdio_reset_deep_sleep_wakeup()
1063 	sdio_writeb(card->func, 0, CONFIGURATION_REG, &ret);  in if_sdio_reset_deep_sleep_wakeup()
1067 	sdio_release_host(card->func);  in if_sdio_reset_deep_sleep_wakeup()
1095 	struct if_sdio_card *card = priv->card;  in if_sdio_reset_card()  local
1100 	reset_host = card->func->card->host;  in if_sdio_reset_card()
1106 	struct if_sdio_card *card = priv->card;  in if_sdio_power_save()  local
1109 	flush_workqueue(card->workqueue);  in if_sdio_power_save()
1111 	ret = if_sdio_power_off(card);  in if_sdio_power_save()
1114 	pm_runtime_put_sync(&card->func->dev);  in if_sdio_power_save()
1121 	struct if_sdio_card *card = priv->card;  in if_sdio_power_restore()  local
1125 	pm_runtime_get_sync(&card->func->dev);  in if_sdio_power_restore()
1127 	r = if_sdio_power_on(card);  in if_sdio_power_restore()
1131 	wait_event(card->pwron_waitq, priv->fw_ready);  in if_sdio_power_restore()
1143 	struct if_sdio_card *card;  in if_sdio_interrupt()  local
1148 	card = sdio_get_drvdata(func);  in if_sdio_interrupt()
1150 	cause = sdio_readb(card->func, IF_SDIO_H_INT_STATUS, &ret);  in if_sdio_interrupt()
1156 	sdio_writeb(card->func, ~cause, IF_SDIO_H_INT_STATUS, &ret);  in if_sdio_interrupt()
1164 	card->priv->is_activity_detected = 1;  in if_sdio_interrupt()
1166 		lbs_host_to_card_done(card->priv);  in if_sdio_interrupt()
1170 		ret = if_sdio_card_to_host(card);  in if_sdio_interrupt()
1184 	struct if_sdio_card *card;  in if_sdio_probe()  local
1192 	for (i = 0;i < func->card->num_info;i++) {  in if_sdio_probe()
1193 		if (sscanf(func->card->info[i],  in if_sdio_probe()
1196 		if (sscanf(func->card->info[i],  in if_sdio_probe()
1199 		if (!strcmp(func->card->info[i], "IBIS Wireless SDIO Card")) {  in if_sdio_probe()
1205 	if (i == func->card->num_info) {  in if_sdio_probe()
1210 	card = kzalloc(sizeof(struct if_sdio_card), GFP_KERNEL);  in if_sdio_probe()
1211 	if (!card)  in if_sdio_probe()
1214 	card->func = func;  in if_sdio_probe()
1215 	card->model = model;  in if_sdio_probe()
1217 	switch (card->model) {  in if_sdio_probe()
1219 		card->scratch_reg = IF_SDIO_SCRATCH_OLD;  in if_sdio_probe()
1222 		card->scratch_reg = IF_SDIO_SCRATCH;  in if_sdio_probe()
1226 		card->scratch_reg = IF_SDIO_FW_STATUS;  in if_sdio_probe()
1230 	spin_lock_init(&card->lock);  in if_sdio_probe()
1231 	card->workqueue = create_workqueue("libertas_sdio");  in if_sdio_probe()
1232 	INIT_WORK(&card->packet_worker, if_sdio_host_to_card_worker);  in if_sdio_probe()
1233 	init_waitqueue_head(&card->pwron_waitq);  in if_sdio_probe()
1237 		if (card->model == fw_table[i].model)  in if_sdio_probe()
1241 		pr_err("unknown card model 0x%x\n", card->model);  in if_sdio_probe()
1246 	sdio_set_drvdata(func, card);  in if_sdio_probe()
1251 			model, (unsigned)card->ioport);  in if_sdio_probe()
1254 	priv = lbs_add_card(card, &func->dev);  in if_sdio_probe()
1260 	card->priv = priv;  in if_sdio_probe()
1262 	priv->card = card;  in if_sdio_probe()
1271 	ret = if_sdio_power_on(card);  in if_sdio_probe()
1281 	flush_workqueue(card->workqueue);  in if_sdio_probe()
1284 	destroy_workqueue(card->workqueue);  in if_sdio_probe()
1285 	while (card->packets) {  in if_sdio_probe()
1286 		packet = card->packets;  in if_sdio_probe()
1287 		card->packets = card->packets->next;  in if_sdio_probe()
1291 	kfree(card);  in if_sdio_probe()
1298 	struct if_sdio_card *card;  in if_sdio_remove()  local
1303 	card = sdio_get_drvdata(func);  in if_sdio_remove()
1308 	if (user_rmmod && (card->model == MODEL_8688)) {  in if_sdio_remove()
1318 		if (__lbs_cmd(card->priv, CMD_FUNC_SHUTDOWN,  in if_sdio_remove()
1326 	lbs_stop_card(card->priv);  in if_sdio_remove()
1327 	lbs_remove_card(card->priv);  in if_sdio_remove()
1329 	flush_workqueue(card->workqueue);  in if_sdio_remove()
1330 	destroy_workqueue(card->workqueue);  in if_sdio_remove()
1332 	while (card->packets) {  in if_sdio_remove()
1333 		packet = card->packets;  in if_sdio_remove()
1334 		card->packets = card->packets->next;  in if_sdio_remove()
1338 	kfree(card);  in if_sdio_remove()
1346 	struct if_sdio_card *card = sdio_get_drvdata(func);  in if_sdio_suspend()  local
1352 	if (!lbs_iface_active(card->priv))  in if_sdio_suspend()
1361 	if (card->priv->wol_criteria == EHS_REMOVE_WAKEUP) {  in if_sdio_suspend()
1376 	ret = lbs_suspend(card->priv);  in if_sdio_suspend()
1386 	struct if_sdio_card *card = sdio_get_drvdata(func);  in if_sdio_resume()  local
1391 	ret = lbs_resume(card->priv);  in if_sdio_resume()