78 static int btsdio_tx_packet(struct btsdio_data *data, struct sk_buff *skb)  in btsdio_tx_packet()  argument
82 	BT_DBG("%s", data->hdev->name);  in btsdio_tx_packet()
86 	skb->data[0] = (skb->len & 0x0000ff);  in btsdio_tx_packet()
87 	skb->data[1] = (skb->len & 0x00ff00) >> 8;  in btsdio_tx_packet()
88 	skb->data[2] = (skb->len & 0xff0000) >> 16;  in btsdio_tx_packet()
89 	skb->data[3] = bt_cb(skb)->pkt_type;  in btsdio_tx_packet()
91 	err = sdio_writesb(data->func, REG_TDAT, skb->data, skb->len);  in btsdio_tx_packet()
94 		sdio_writeb(data->func, 0x01, REG_PC_WRT, NULL);  in btsdio_tx_packet()
98 	data->hdev->stat.byte_tx += skb->len;  in btsdio_tx_packet()
107 	struct btsdio_data *data = container_of(work, struct btsdio_data, work);  in btsdio_work()  local
111 	BT_DBG("%s", data->hdev->name);  in btsdio_work()
113 	sdio_claim_host(data->func);  in btsdio_work()
115 	while ((skb = skb_dequeue(&data->txq))) {  in btsdio_work()
116 		err = btsdio_tx_packet(data, skb);  in btsdio_work()
118 			data->hdev->stat.err_tx++;  in btsdio_work()
119 			skb_queue_head(&data->txq, skb);  in btsdio_work()
124 	sdio_release_host(data->func);  in btsdio_work()
127 static int btsdio_rx_packet(struct btsdio_data *data)  in btsdio_rx_packet()  argument
133 	BT_DBG("%s", data->hdev->name);  in btsdio_rx_packet()
135 	err = sdio_readsb(data->func, hdr, REG_RDAT, 4);  in btsdio_rx_packet()
153 	err = sdio_readsb(data->func, skb->data, REG_RDAT, len - 4);  in btsdio_rx_packet()
159 	data->hdev->stat.byte_rx += len;  in btsdio_rx_packet()
163 	err = hci_recv_frame(data->hdev, skb);  in btsdio_rx_packet()
167 	sdio_writeb(data->func, 0x00, REG_PC_RRT, NULL);  in btsdio_rx_packet()
174 	struct btsdio_data *data = sdio_get_drvdata(func);  in btsdio_interrupt()  local
177 	BT_DBG("%s", data->hdev->name);  in btsdio_interrupt()
183 		if (btsdio_rx_packet(data) < 0) {  in btsdio_interrupt()
184 			data->hdev->stat.err_rx++;  in btsdio_interrupt()
185 			sdio_writeb(data->func, 0x01, REG_PC_RRT, NULL);  in btsdio_interrupt()
192 	struct btsdio_data *data = hci_get_drvdata(hdev);  in btsdio_open()  local
197 	sdio_claim_host(data->func);  in btsdio_open()
199 	err = sdio_enable_func(data->func);  in btsdio_open()
203 	err = sdio_claim_irq(data->func, btsdio_interrupt);  in btsdio_open()
205 		sdio_disable_func(data->func);  in btsdio_open()
209 	if (data->func->class == SDIO_CLASS_BT_B)  in btsdio_open()
210 		sdio_writeb(data->func, 0x00, REG_MD_SET, NULL);  in btsdio_open()
212 	sdio_writeb(data->func, 0x01, REG_EN_INTRD, NULL);  in btsdio_open()
215 	sdio_release_host(data->func);  in btsdio_open()
222 	struct btsdio_data *data = hci_get_drvdata(hdev);  in btsdio_close()  local
226 	sdio_claim_host(data->func);  in btsdio_close()
228 	sdio_writeb(data->func, 0x00, REG_EN_INTRD, NULL);  in btsdio_close()
230 	sdio_release_irq(data->func);  in btsdio_close()
231 	sdio_disable_func(data->func);  in btsdio_close()
233 	sdio_release_host(data->func);  in btsdio_close()
240 	struct btsdio_data *data = hci_get_drvdata(hdev);  in btsdio_flush()  local
244 	skb_queue_purge(&data->txq);  in btsdio_flush()
251 	struct btsdio_data *data = hci_get_drvdata(hdev);  in btsdio_send_frame()  local
272 	skb_queue_tail(&data->txq, skb);  in btsdio_send_frame()
274 	schedule_work(&data->work);  in btsdio_send_frame()
282 	struct btsdio_data *data;  in btsdio_probe()  local
294 	data = devm_kzalloc(&func->dev, sizeof(*data), GFP_KERNEL);  in btsdio_probe()
295 	if (!data)  in btsdio_probe()
298 	data->func = func;  in btsdio_probe()
300 	INIT_WORK(&data->work, btsdio_work);  in btsdio_probe()
302 	skb_queue_head_init(&data->txq);  in btsdio_probe()
309 	hci_set_drvdata(hdev, data);  in btsdio_probe()
316 	data->hdev = hdev;  in btsdio_probe()
334 	sdio_set_drvdata(func, data);  in btsdio_probe()
341 	struct btsdio_data *data = sdio_get_drvdata(func);  in btsdio_remove()  local
346 	if (!data)  in btsdio_remove()
349 	hdev = data->hdev;  in btsdio_remove()