131 static void if_sdio_finish_power_on(struct if_sdio_card *card);
132 static int if_sdio_power_off(struct if_sdio_card *card);
144 static u16 if_sdio_read_scratch(struct if_sdio_card *card, int *err)  in if_sdio_read_scratch()  argument
149 	scratch = sdio_readb(card->func, card->scratch_reg, &ret);  in if_sdio_read_scratch()
151 		scratch |= sdio_readb(card->func, card->scratch_reg + 1,  in if_sdio_read_scratch()
163 static u8 if_sdio_read_rx_unit(struct if_sdio_card *card)  in if_sdio_read_rx_unit()  argument
168 	rx_unit = sdio_readb(card->func, IF_SDIO_RX_UNIT, &ret);  in if_sdio_read_rx_unit()
176 static u16 if_sdio_read_rx_len(struct if_sdio_card *card, int *err)  in if_sdio_read_rx_len()  argument
181 	switch (card->model) {  in if_sdio_read_rx_len()
184 		rx_len = if_sdio_read_scratch(card, &ret);  in if_sdio_read_rx_len()
188 		rx_len = sdio_readb(card->func, IF_SDIO_RX_LEN, &ret);  in if_sdio_read_rx_len()
190 			rx_len <<= card->rx_unit;  in if_sdio_read_rx_len()
203 static int if_sdio_handle_cmd(struct if_sdio_card *card,  in if_sdio_handle_cmd()  argument
206 	struct lbs_private *priv = card->priv;  in if_sdio_handle_cmd()
234 static int if_sdio_handle_data(struct if_sdio_card *card,  in if_sdio_handle_data()  argument
257 	lbs_process_rxed_packet(card->priv, skb);  in if_sdio_handle_data()
265 static int if_sdio_handle_event(struct if_sdio_card *card,  in if_sdio_handle_event()  argument
271 	if (card->model == MODEL_8385) {  in if_sdio_handle_event()
272 		event = sdio_readb(card->func, IF_SDIO_EVENT, &ret);  in if_sdio_handle_event()
291 	lbs_queue_event(card->priv, event & 0xFF);  in if_sdio_handle_event()
298 static int if_sdio_wait_status(struct if_sdio_card *card, const u8 condition)  in if_sdio_wait_status()  argument
306 		status = sdio_readb(card->func, IF_SDIO_STATUS, &ret);  in if_sdio_wait_status()
318 static int if_sdio_card_to_host(struct if_sdio_card *card)  in if_sdio_card_to_host()  argument
323 	size = if_sdio_read_rx_len(card, &ret);  in if_sdio_card_to_host()
334 	ret = if_sdio_wait_status(card, IF_SDIO_IO_RDY);  in if_sdio_card_to_host()
343 	chunk = sdio_align_size(card->func, size);  in if_sdio_card_to_host()
345 	ret = sdio_readsb(card->func, card->buffer, card->ioport, chunk);  in if_sdio_card_to_host()
349 	chunk = card->buffer[0] | (card->buffer[1] << 8);  in if_sdio_card_to_host()
350 	type = card->buffer[2] | (card->buffer[3] << 8);  in if_sdio_card_to_host()
369 		ret = if_sdio_handle_cmd(card, card->buffer + 4, chunk - 4);  in if_sdio_card_to_host()
374 		ret = if_sdio_handle_data(card, card->buffer + 4, chunk - 4);  in if_sdio_card_to_host()
379 		ret = if_sdio_handle_event(card, card->buffer + 4, chunk - 4);  in if_sdio_card_to_host()
399 	struct if_sdio_card *card;  in if_sdio_host_to_card_worker()  local
404 	card = container_of(work, struct if_sdio_card, packet_worker);  in if_sdio_host_to_card_worker()
407 		spin_lock_irqsave(&card->lock, flags);  in if_sdio_host_to_card_worker()
408 		packet = list_first_entry_or_null(&card->packets,  in if_sdio_host_to_card_worker()
412 		spin_unlock_irqrestore(&card->lock, flags);  in if_sdio_host_to_card_worker()
417 		sdio_claim_host(card->func);  in if_sdio_host_to_card_worker()
419 		ret = if_sdio_wait_status(card, IF_SDIO_IO_RDY);  in if_sdio_host_to_card_worker()
421 			ret = sdio_writesb(card->func, card->ioport,  in if_sdio_host_to_card_worker()
428 		sdio_release_host(card->func);  in if_sdio_host_to_card_worker()
440 static int if_sdio_prog_helper(struct if_sdio_card *card,  in if_sdio_prog_helper()  argument
456 	sdio_claim_host(card->func);  in if_sdio_prog_helper()
458 	ret = sdio_set_block_size(card->func, 32);  in if_sdio_prog_helper()
466 		ret = if_sdio_wait_status(card, FW_DL_READY_STATUS);  in if_sdio_prog_helper()
482 		ret = sdio_writesb(card->func, card->ioport,  in if_sdio_prog_helper()
493 	ret = sdio_writesb(card->func, card->ioport, chunk_buffer, 64);  in if_sdio_prog_helper()
504 		req_size = sdio_readb(card->func, IF_SDIO_RD_BASE, &ret);  in if_sdio_prog_helper()
508 		req_size |= sdio_readb(card->func, IF_SDIO_RD_BASE + 1, &ret) << 8;  in if_sdio_prog_helper()
526 	sdio_release_host(card->func);  in if_sdio_prog_helper()
536 static int if_sdio_prog_real(struct if_sdio_card *card,  in if_sdio_prog_real()  argument
552 	sdio_claim_host(card->func);  in if_sdio_prog_real()
554 	ret = sdio_set_block_size(card->func, 32);  in if_sdio_prog_real()
564 			ret = if_sdio_wait_status(card, FW_DL_READY_STATUS);  in if_sdio_prog_real()
568 			req_size = sdio_readb(card->func, IF_SDIO_RD_BASE,  in if_sdio_prog_real()
573 			req_size |= sdio_readb(card->func, IF_SDIO_RD_BASE + 1,  in if_sdio_prog_real()
620 			ret = sdio_writesb(card->func, card->ioport,  in if_sdio_prog_real()
640 		scratch = if_sdio_read_scratch(card, &ret);  in if_sdio_prog_real()
658 	sdio_release_host(card->func);  in if_sdio_prog_real()
672 	struct if_sdio_card *card = priv->card;  in if_sdio_do_prog_firmware()  local
679 	ret = if_sdio_prog_helper(card, helper);  in if_sdio_do_prog_firmware()
685 	ret = if_sdio_prog_real(card, mainfw);  in if_sdio_do_prog_firmware()
690 	if_sdio_finish_power_on(card);  in if_sdio_do_prog_firmware()
693 static int if_sdio_prog_firmware(struct if_sdio_card *card)  in if_sdio_prog_firmware()  argument
701 	sdio_claim_host(card->func);  in if_sdio_prog_firmware()
702 	sdio_writeb(card->func, 0x00, IF_SDIO_H_INT_MASK, &ret);  in if_sdio_prog_firmware()
703 	sdio_release_host(card->func);  in if_sdio_prog_firmware()
705 	sdio_claim_host(card->func);  in if_sdio_prog_firmware()
706 	scratch = if_sdio_read_scratch(card, &ret);  in if_sdio_prog_firmware()
707 	sdio_release_host(card->func);  in if_sdio_prog_firmware()
728 		if_sdio_finish_power_on(card);  in if_sdio_prog_firmware()
730 	} else if ((card->model == MODEL_8686) && (scratch & 0x7fff)) {  in if_sdio_prog_firmware()
732 		if_sdio_finish_power_on(card);  in if_sdio_prog_firmware()
736 	ret = lbs_get_firmware_async(card->priv, &card->func->dev, card->model,  in if_sdio_prog_firmware()
748 static void if_sdio_finish_power_on(struct if_sdio_card *card)  in if_sdio_finish_power_on()  argument
750 	struct sdio_func *func = card->func;  in if_sdio_finish_power_on()
751 	struct lbs_private *priv = card->priv;  in if_sdio_finish_power_on()
755 	sdio_set_block_size(card->func, IF_SDIO_BLOCK_SIZE);  in if_sdio_finish_power_on()
761 	if ((card->model != MODEL_8385)  in if_sdio_finish_power_on()
762 			&& (card->model != MODEL_8686))  in if_sdio_finish_power_on()
763 		card->rx_unit = if_sdio_read_rx_unit(card);  in if_sdio_finish_power_on()
765 		card->rx_unit = 0;  in if_sdio_finish_power_on()
799 	if (card->model == MODEL_8688) {  in if_sdio_finish_power_on()
810 	wake_up(&card->pwron_waitq);  in if_sdio_finish_power_on()
812 	if (!card->started) {  in if_sdio_finish_power_on()
814 		if_sdio_power_off(card);  in if_sdio_finish_power_on()
816 			card->started = true;  in if_sdio_finish_power_on()
831 static int if_sdio_power_on(struct if_sdio_card *card)  in if_sdio_power_on()  argument
833 	struct sdio_func *func = card->func;  in if_sdio_power_on()
834 	struct mmc_host *host = func->card->host;  in if_sdio_power_on()
846 	if ((card->model == MODEL_8686) &&  in if_sdio_power_on()
851 		func->card->quirks |= MMC_QUIRK_LENIENT_FN0;  in if_sdio_power_on()
862 	card->ioport = sdio_readb(func, IF_SDIO_IOPORT, &ret);  in if_sdio_power_on()
866 	card->ioport |= sdio_readb(func, IF_SDIO_IOPORT + 1, &ret) << 8;  in if_sdio_power_on()
870 	card->ioport |= sdio_readb(func, IF_SDIO_IOPORT + 2, &ret) << 16;  in if_sdio_power_on()
875 	ret = if_sdio_prog_firmware(card);  in if_sdio_power_on()
890 static int if_sdio_power_off(struct if_sdio_card *card)  in if_sdio_power_off()  argument
892 	struct sdio_func *func = card->func;  in if_sdio_power_off()
893 	struct lbs_private *priv = card->priv;  in if_sdio_power_off()
913 	struct if_sdio_card *card;  in if_sdio_host_to_card()  local
918 	card = priv->card;  in if_sdio_host_to_card()
930 	size = sdio_align_size(card->func, nb + 4);  in if_sdio_host_to_card()
951 	spin_lock_irqsave(&card->lock, flags);  in if_sdio_host_to_card()
953 	list_add_tail(&packet->list, &card->packets);  in if_sdio_host_to_card()
966 	spin_unlock_irqrestore(&card->lock, flags);  in if_sdio_host_to_card()
968 	queue_work(card->workqueue, &card->packet_worker);  in if_sdio_host_to_card()
995 	struct if_sdio_card *card = priv->card;  in if_sdio_exit_deep_sleep()  local
998 	sdio_claim_host(card->func);  in if_sdio_exit_deep_sleep()
1000 	sdio_writeb(card->func, HOST_POWER_UP, CONFIGURATION_REG, &ret);  in if_sdio_exit_deep_sleep()
1004 	sdio_release_host(card->func);  in if_sdio_exit_deep_sleep()
1011 	struct if_sdio_card *card = priv->card;  in if_sdio_reset_deep_sleep_wakeup()  local
1014 	sdio_claim_host(card->func);  in if_sdio_reset_deep_sleep_wakeup()
1016 	sdio_writeb(card->func, 0, CONFIGURATION_REG, &ret);  in if_sdio_reset_deep_sleep_wakeup()
1020 	sdio_release_host(card->func);  in if_sdio_reset_deep_sleep_wakeup()
1031 	struct if_sdio_card *card;  in if_sdio_reset_card_worker()  local
1034 	card = container_of(work, struct if_sdio_card, reset_worker);  in if_sdio_reset_card_worker()
1035 	reset_host = card->func->card->host;  in if_sdio_reset_card_worker()
1036 	name = card->priv->dev->name;  in if_sdio_reset_card_worker()
1037 	dev = &card->func->dev;  in if_sdio_reset_card_worker()
1058 	struct if_sdio_card *card = priv->card;  in if_sdio_reset_card()  local
1060 	if (!work_pending(&card->reset_worker))  in if_sdio_reset_card()
1061 		schedule_work(&card->reset_worker);  in if_sdio_reset_card()
1066 	struct if_sdio_card *card = priv->card;  in if_sdio_power_save()  local
1069 	flush_workqueue(card->workqueue);  in if_sdio_power_save()
1071 	ret = if_sdio_power_off(card);  in if_sdio_power_save()
1074 	pm_runtime_put_sync(&card->func->dev);  in if_sdio_power_save()
1081 	struct if_sdio_card *card = priv->card;  in if_sdio_power_restore()  local
1085 	pm_runtime_get_sync(&card->func->dev);  in if_sdio_power_restore()
1087 	r = if_sdio_power_on(card);  in if_sdio_power_restore()
1091 	wait_event(card->pwron_waitq, priv->fw_ready);  in if_sdio_power_restore()
1103 	struct if_sdio_card *card;  in if_sdio_interrupt()  local
1106 	card = sdio_get_drvdata(func);  in if_sdio_interrupt()
1108 	cause = sdio_readb(card->func, IF_SDIO_H_INT_STATUS, &ret);  in if_sdio_interrupt()
1114 	sdio_writeb(card->func, ~cause, IF_SDIO_H_INT_STATUS, &ret);  in if_sdio_interrupt()
1122 	card->priv->is_activity_detected = 1;  in if_sdio_interrupt()
1124 		lbs_host_to_card_done(card->priv);  in if_sdio_interrupt()
1128 		ret = if_sdio_card_to_host(card);  in if_sdio_interrupt()
1137 	struct if_sdio_card *card;  in if_sdio_probe()  local
1143 	for (i = 0;i < func->card->num_info;i++) {  in if_sdio_probe()
1144 		if (sscanf(func->card->info[i],  in if_sdio_probe()
1147 		if (sscanf(func->card->info[i],  in if_sdio_probe()
1150 		if (!strcmp(func->card->info[i], "IBIS Wireless SDIO Card")) {  in if_sdio_probe()
1156 	if (i == func->card->num_info) {  in if_sdio_probe()
1161 	card = kzalloc(sizeof(struct if_sdio_card), GFP_KERNEL);  in if_sdio_probe()
1162 	if (!card)  in if_sdio_probe()
1165 	card->func = func;  in if_sdio_probe()
1166 	card->model = model;  in if_sdio_probe()
1168 	switch (card->model) {  in if_sdio_probe()
1170 		card->scratch_reg = IF_SDIO_SCRATCH_OLD;  in if_sdio_probe()
1173 		card->scratch_reg = IF_SDIO_SCRATCH;  in if_sdio_probe()
1177 		card->scratch_reg = IF_SDIO_FW_STATUS;  in if_sdio_probe()
1181 	spin_lock_init(&card->lock);  in if_sdio_probe()
1182 	INIT_LIST_HEAD(&card->packets);  in if_sdio_probe()
1184 	card->workqueue = alloc_workqueue("libertas_sdio", WQ_MEM_RECLAIM, 0);  in if_sdio_probe()
1185 	if (unlikely(!card->workqueue)) {  in if_sdio_probe()
1190 	INIT_WORK(&card->reset_worker, if_sdio_reset_card_worker);  in if_sdio_probe()
1191 	INIT_WORK(&card->packet_worker, if_sdio_host_to_card_worker);  in if_sdio_probe()
1192 	init_waitqueue_head(&card->pwron_waitq);  in if_sdio_probe()
1196 		if (card->model == fw_table[i].model)  in if_sdio_probe()
1200 		pr_err("unknown card model 0x%x\n", card->model);  in if_sdio_probe()
1205 	sdio_set_drvdata(func, card);  in if_sdio_probe()
1210 			model, (unsigned)card->ioport);  in if_sdio_probe()
1213 	priv = lbs_add_card(card, &func->dev);  in if_sdio_probe()
1219 	card->priv = priv;  in if_sdio_probe()
1221 	priv->card = card;  in if_sdio_probe()
1229 	priv->is_polling = !(func->card->host->caps & MMC_CAP_SDIO_IRQ);  in if_sdio_probe()
1230 	ret = if_sdio_power_on(card);  in if_sdio_probe()
1238 	flush_workqueue(card->workqueue);  in if_sdio_probe()
1241 	cancel_work_sync(&card->packet_worker);  in if_sdio_probe()
1242 	cancel_work_sync(&card->reset_worker);  in if_sdio_probe()
1243 	destroy_workqueue(card->workqueue);  in if_sdio_probe()
1245 	list_for_each_entry_safe(packet, tmp, &card->packets, list)  in if_sdio_probe()
1248 	kfree(card);  in if_sdio_probe()
1255 	struct if_sdio_card *card;  in if_sdio_remove()  local
1258 	card = sdio_get_drvdata(func);  in if_sdio_remove()
1263 	if (user_rmmod && (card->model == MODEL_8688)) {  in if_sdio_remove()
1273 		if (__lbs_cmd(card->priv, CMD_FUNC_SHUTDOWN,  in if_sdio_remove()
1281 	lbs_stop_card(card->priv);  in if_sdio_remove()
1282 	lbs_remove_card(card->priv);  in if_sdio_remove()
1284 	cancel_work_sync(&card->packet_worker);  in if_sdio_remove()
1285 	cancel_work_sync(&card->reset_worker);  in if_sdio_remove()
1286 	destroy_workqueue(card->workqueue);  in if_sdio_remove()
1288 	list_for_each_entry_safe(packet, tmp, &card->packets, list)  in if_sdio_remove()
1291 	kfree(card);  in if_sdio_remove()
1297 	struct if_sdio_card *card = sdio_get_drvdata(func);  in if_sdio_suspend()  local
1298 	struct lbs_private *priv = card->priv;  in if_sdio_suspend()
1309 			if_sdio_power_off(card);  in if_sdio_suspend()
1329 			if_sdio_power_off(card);  in if_sdio_suspend()
1355 	struct if_sdio_card *card = sdio_get_drvdata(func);  in if_sdio_resume()  local
1360 	if (card->priv->power_up_on_resume) {  in if_sdio_resume()
1361 		if_sdio_power_on(card);  in if_sdio_resume()
1362 		wait_event(card->pwron_waitq, card->priv->fw_ready);  in if_sdio_resume()
1365 	ret = lbs_resume(card->priv);  in if_sdio_resume()