53 	struct list_head scat_req;  member
221 static void ath6kl_sdio_setup_scat_data(struct hif_scatter_req *scat_req,  in ath6kl_sdio_setup_scat_data()  argument
228 	data->blocks = scat_req->len / HIF_MBOX_BLOCK_SIZE;  in ath6kl_sdio_setup_scat_data()
232 		   (scat_req->req & HIF_WRITE) ? "WR" : "RD", scat_req->addr,  in ath6kl_sdio_setup_scat_data()
233 		   data->blksz, data->blocks, scat_req->len,  in ath6kl_sdio_setup_scat_data()
234 		   scat_req->scat_entries);  in ath6kl_sdio_setup_scat_data()
236 	data->flags = (scat_req->req & HIF_WRITE) ? MMC_DATA_WRITE :  in ath6kl_sdio_setup_scat_data()
240 	sg = scat_req->sgentries;  in ath6kl_sdio_setup_scat_data()
241 	sg_init_table(sg, scat_req->scat_entries);  in ath6kl_sdio_setup_scat_data()
244 	for (i = 0; i < scat_req->scat_entries; i++, sg++) {  in ath6kl_sdio_setup_scat_data()
246 			   i, scat_req->scat_list[i].buf,  in ath6kl_sdio_setup_scat_data()
247 			   scat_req->scat_list[i].len);  in ath6kl_sdio_setup_scat_data()
249 		sg_set_buf(sg, scat_req->scat_list[i].buf,  in ath6kl_sdio_setup_scat_data()
250 			   scat_req->scat_list[i].len);  in ath6kl_sdio_setup_scat_data()
254 	data->sg = scat_req->sgentries;  in ath6kl_sdio_setup_scat_data()
255 	data->sg_len = scat_req->scat_entries;  in ath6kl_sdio_setup_scat_data()
264 	struct hif_scatter_req *scat_req;  in ath6kl_sdio_scat_rw()  local
268 	scat_req = req->scat_req;  in ath6kl_sdio_scat_rw()
270 	if (scat_req->virt_scat) {  in ath6kl_sdio_scat_rw()
271 		len = scat_req->len;  in ath6kl_sdio_scat_rw()
272 		if (scat_req->req & HIF_BLOCK_BASIS)  in ath6kl_sdio_scat_rw()
275 		status = ath6kl_sdio_io(ar_sdio->func, scat_req->req,  in ath6kl_sdio_scat_rw()
276 					scat_req->addr, scat_req->virt_dma_buf,  in ath6kl_sdio_scat_rw()
285 	ath6kl_sdio_setup_scat_data(scat_req, &data);  in ath6kl_sdio_scat_rw()
287 	opcode = (scat_req->req & HIF_FIXED_ADDRESS) ?  in ath6kl_sdio_scat_rw()
290 	rw = (scat_req->req & HIF_WRITE) ? CMD53_ARG_WRITE : CMD53_ARG_READ;  in ath6kl_sdio_scat_rw()
293 	if (scat_req->req & HIF_WRITE) {  in ath6kl_sdio_scat_rw()
294 		if (scat_req->addr == HIF_MBOX_BASE_ADDR)  in ath6kl_sdio_scat_rw()
295 			scat_req->addr += HIF_MBOX_WIDTH - scat_req->len;  in ath6kl_sdio_scat_rw()
298 			scat_req->addr += HIF_MBOX0_EXT_WIDTH - scat_req->len;  in ath6kl_sdio_scat_rw()
303 				  CMD53_ARG_BLOCK_BASIS, opcode, scat_req->addr,  in ath6kl_sdio_scat_rw()
316 	trace_ath6kl_sdio_scat(scat_req->addr,  in ath6kl_sdio_scat_rw()
317 			       scat_req->req,  in ath6kl_sdio_scat_rw()
318 			       scat_req->len,  in ath6kl_sdio_scat_rw()
319 			       scat_req->scat_entries,  in ath6kl_sdio_scat_rw()
320 			       scat_req->scat_list);  in ath6kl_sdio_scat_rw()
330 	scat_req->status = status;  in ath6kl_sdio_scat_rw()
332 	if (scat_req->status)  in ath6kl_sdio_scat_rw()
334 			   scat_req->status);  in ath6kl_sdio_scat_rw()
336 	if (scat_req->req & HIF_ASYNCHRONOUS)  in ath6kl_sdio_scat_rw()
337 		scat_req->complete(ar_sdio->ar->htc_target, scat_req);  in ath6kl_sdio_scat_rw()
395 		bus_req->scat_req = s_req;  in ath6kl_sdio_alloc_prep_scat_req()
445 	if (req->scat_req) {  in __ath6kl_sdio_write_async()
637 	if (!list_empty(&ar_sdio->scat_req)) {  in ath6kl_sdio_scatter_req_get()
638 		node = list_first_entry(&ar_sdio->scat_req,  in ath6kl_sdio_scatter_req_get()
642 		node->scat_q_depth = get_queue_depth(&ar_sdio->scat_req);  in ath6kl_sdio_scatter_req_get()
657 	list_add_tail(&s_req->list, &ar_sdio->scat_req);  in ath6kl_sdio_scatter_req_add()
664 					struct hif_scatter_req *scat_req)  in ath6kl_sdio_async_rw_scatter()  argument
667 	u32 request = scat_req->req;  in ath6kl_sdio_async_rw_scatter()
670 	if (!scat_req->len)  in ath6kl_sdio_async_rw_scatter()
675 		   scat_req->len, scat_req->scat_entries);  in ath6kl_sdio_async_rw_scatter()
678 		status = ath6kl_sdio_scat_rw(ar_sdio, scat_req->busrequest);  in ath6kl_sdio_async_rw_scatter()
681 		list_add_tail(&scat_req->busrequest->list, &ar_sdio->wr_asyncq);  in ath6kl_sdio_async_rw_scatter()
697 	list_for_each_entry_safe(s_req, tmp_req, &ar_sdio->scat_req, list) {  in ath6kl_sdio_cleanup_scatter()
1225 		if (req->scat_req) {  in ath6kl_sdio_stop()
1227 			req->scat_req->status = -ECANCELED;  in ath6kl_sdio_stop()
1228 			req->scat_req->complete(ar_sdio->ar->htc_target,  in ath6kl_sdio_stop()
1229 						req->scat_req);  in ath6kl_sdio_stop()
1239 	WARN_ON(get_queue_depth(&ar_sdio->scat_req) != 4);  in ath6kl_sdio_stop()
1328 	INIT_LIST_HEAD(&ar_sdio->scat_req);  in ath6kl_sdio_probe()