Lines Matching refs:host
86 static unsigned int tifm_ms_read_data(struct tifm_ms *host, in tifm_ms_read_data() argument
89 struct tifm_dev *sock = host->dev; in tifm_ms_read_data()
92 while (host->io_pos && length) { in tifm_ms_read_data()
93 buf[off++] = host->io_word & 0xff; in tifm_ms_read_data()
94 host->io_word >>= 8; in tifm_ms_read_data()
96 host->io_pos--; in tifm_ms_read_data()
113 host->io_word = readl(sock->addr + SOCK_MS_DATA); in tifm_ms_read_data()
114 for (host->io_pos = 4; host->io_pos; --host->io_pos) { in tifm_ms_read_data()
115 buf[off++] = host->io_word & 0xff; in tifm_ms_read_data()
116 host->io_word >>= 8; in tifm_ms_read_data()
126 static unsigned int tifm_ms_write_data(struct tifm_ms *host, in tifm_ms_write_data() argument
129 struct tifm_dev *sock = host->dev; in tifm_ms_write_data()
132 if (host->io_pos) { in tifm_ms_write_data()
133 while (host->io_pos < 4 && length) { in tifm_ms_write_data()
134 host->io_word |= buf[off++] << (host->io_pos * 8); in tifm_ms_write_data()
135 host->io_pos++; in tifm_ms_write_data()
140 if (host->io_pos == 4 in tifm_ms_write_data()
144 writel(host->io_word, sock->addr + SOCK_MS_DATA); in tifm_ms_write_data()
145 host->io_pos = 0; in tifm_ms_write_data()
146 host->io_word = 0; in tifm_ms_write_data()
147 } else if (host->io_pos) { in tifm_ms_write_data()
167 host->io_word |= buf[off + 2] << 16; in tifm_ms_write_data()
168 host->io_pos++; in tifm_ms_write_data()
170 host->io_word |= buf[off + 1] << 8; in tifm_ms_write_data()
171 host->io_pos++; in tifm_ms_write_data()
173 host->io_word |= buf[off]; in tifm_ms_write_data()
174 host->io_pos++; in tifm_ms_write_data()
177 off += host->io_pos; in tifm_ms_write_data()
182 static unsigned int tifm_ms_transfer_data(struct tifm_ms *host) in tifm_ms_transfer_data() argument
184 struct tifm_dev *sock = host->dev; in tifm_ms_transfer_data()
192 if (host->req->long_data) { in tifm_ms_transfer_data()
193 length = host->req->sg.length - host->block_pos; in tifm_ms_transfer_data()
194 off = host->req->sg.offset + host->block_pos; in tifm_ms_transfer_data()
196 length = host->req->data_len - host->block_pos; in tifm_ms_transfer_data()
200 host->block_pos); in tifm_ms_transfer_data()
205 if (host->req->long_data) { in tifm_ms_transfer_data()
206 pg = nth_page(sg_page(&host->req->sg), in tifm_ms_transfer_data()
215 buf = host->req->data + host->block_pos; in tifm_ms_transfer_data()
216 p_cnt = host->req->data_len - host->block_pos; in tifm_ms_transfer_data()
219 t_size = host->req->data_dir == WRITE in tifm_ms_transfer_data()
220 ? tifm_ms_write_data(host, buf, p_cnt) in tifm_ms_transfer_data()
221 : tifm_ms_read_data(host, buf, p_cnt); in tifm_ms_transfer_data()
223 if (host->req->long_data) { in tifm_ms_transfer_data()
230 host->block_pos += t_size; in tifm_ms_transfer_data()
236 if (!length && (host->req->data_dir == WRITE)) { in tifm_ms_transfer_data()
237 if (host->io_pos) { in tifm_ms_transfer_data()
241 writel(host->io_word, sock->addr + SOCK_MS_DATA); in tifm_ms_transfer_data()
254 static int tifm_ms_issue_cmd(struct tifm_ms *host) in tifm_ms_issue_cmd() argument
256 struct tifm_dev *sock = host->dev; in tifm_ms_issue_cmd()
260 host->cmd_flags = 0; in tifm_ms_issue_cmd()
261 host->block_pos = 0; in tifm_ms_issue_cmd()
262 host->io_pos = 0; in tifm_ms_issue_cmd()
263 host->io_word = 0; in tifm_ms_issue_cmd()
264 host->cmd_flags = 0; in tifm_ms_issue_cmd()
266 data = host->req->data; in tifm_ms_issue_cmd()
268 host->use_dma = !no_dma; in tifm_ms_issue_cmd()
270 if (host->req->long_data) { in tifm_ms_issue_cmd()
271 data_len = host->req->sg.length; in tifm_ms_issue_cmd()
273 host->use_dma = 0; in tifm_ms_issue_cmd()
275 data_len = host->req->data_len; in tifm_ms_issue_cmd()
276 host->use_dma = 0; in tifm_ms_issue_cmd()
284 if (host->use_dma) { in tifm_ms_issue_cmd()
285 if (1 != tifm_map_sg(sock, &host->req->sg, 1, in tifm_ms_issue_cmd()
286 host->req->data_dir == READ in tifm_ms_issue_cmd()
289 host->req->error = -ENOMEM; in tifm_ms_issue_cmd()
290 return host->req->error; in tifm_ms_issue_cmd()
292 data_len = sg_dma_len(&host->req->sg); in tifm_ms_issue_cmd()
299 if (host->req->data_dir == WRITE) in tifm_ms_issue_cmd()
305 writel(sg_dma_address(&host->req->sg), in tifm_ms_issue_cmd()
309 writel(host->mode_mask | TIFM_MS_SYS_FIFO, in tifm_ms_issue_cmd()
316 mod_timer(&host->timer, jiffies + host->timeout_jiffies); in tifm_ms_issue_cmd()
319 host->req->error = 0; in tifm_ms_issue_cmd()
324 if (host->use_dma) in tifm_ms_issue_cmd()
331 cmd = (host->req->tpc & 0xf) << 12; in tifm_ms_issue_cmd()
339 static void tifm_ms_complete_cmd(struct tifm_ms *host) in tifm_ms_complete_cmd() argument
341 struct tifm_dev *sock = host->dev; in tifm_ms_complete_cmd()
345 del_timer(&host->timer); in tifm_ms_complete_cmd()
347 host->req->int_reg = readl(sock->addr + SOCK_MS_STATUS) & 0xff; in tifm_ms_complete_cmd()
348 host->req->int_reg = (host->req->int_reg & 1) in tifm_ms_complete_cmd()
349 | ((host->req->int_reg << 4) & 0xe0); in tifm_ms_complete_cmd()
355 if (host->use_dma) { in tifm_ms_complete_cmd()
356 tifm_unmap_sg(sock, &host->req->sg, 1, in tifm_ms_complete_cmd()
357 host->req->data_dir == READ in tifm_ms_complete_cmd()
367 rc = memstick_next_req(msh, &host->req); in tifm_ms_complete_cmd()
368 } while (!rc && tifm_ms_issue_cmd(host)); in tifm_ms_complete_cmd()
371 static int tifm_ms_check_status(struct tifm_ms *host) in tifm_ms_check_status() argument
373 if (!host->req->error) { in tifm_ms_check_status()
374 if (!(host->cmd_flags & CMD_READY)) in tifm_ms_check_status()
376 if (!(host->cmd_flags & FIFO_READY)) in tifm_ms_check_status()
378 if (host->req->need_card_int in tifm_ms_check_status()
379 && !(host->cmd_flags & CARD_INT)) in tifm_ms_check_status()
388 struct tifm_ms *host; in tifm_ms_data_event() local
393 host = memstick_priv((struct memstick_host *)tifm_get_drvdata(sock)); in tifm_ms_data_event()
398 fifo_status, host_status, host->cmd_flags); in tifm_ms_data_event()
400 if (host->req) { in tifm_ms_data_event()
401 if (host->use_dma && (fifo_status & 1)) { in tifm_ms_data_event()
402 host->cmd_flags |= FIFO_READY; in tifm_ms_data_event()
403 rc = tifm_ms_check_status(host); in tifm_ms_data_event()
405 if (!host->use_dma && (fifo_status & TIFM_FIFO_MORE)) { in tifm_ms_data_event()
406 if (!tifm_ms_transfer_data(host)) { in tifm_ms_data_event()
407 host->cmd_flags |= FIFO_READY; in tifm_ms_data_event()
408 rc = tifm_ms_check_status(host); in tifm_ms_data_event()
415 tifm_ms_complete_cmd(host); in tifm_ms_data_event()
424 struct tifm_ms *host; in tifm_ms_card_event() local
429 host = memstick_priv((struct memstick_host *)tifm_get_drvdata(sock)); in tifm_ms_card_event()
432 host_status, host->cmd_flags); in tifm_ms_card_event()
434 if (host->req) { in tifm_ms_card_event()
436 host->req->error = -ETIME; in tifm_ms_card_event()
438 host->req->error = -EILSEQ; in tifm_ms_card_event()
441 host->cmd_flags |= CMD_READY; in tifm_ms_card_event()
444 host->cmd_flags |= CARD_INT; in tifm_ms_card_event()
446 rc = tifm_ms_check_status(host); in tifm_ms_card_event()
454 tifm_ms_complete_cmd(host); in tifm_ms_card_event()
463 struct tifm_ms *host = memstick_priv(msh); in tifm_ms_req_tasklet() local
464 struct tifm_dev *sock = host->dev; in tifm_ms_req_tasklet()
469 if (!host->req) { in tifm_ms_req_tasklet()
470 if (host->eject) { in tifm_ms_req_tasklet()
472 rc = memstick_next_req(msh, &host->req); in tifm_ms_req_tasklet()
474 host->req->error = -ETIME; in tifm_ms_req_tasklet()
481 rc = memstick_next_req(msh, &host->req); in tifm_ms_req_tasklet()
482 } while (!rc && tifm_ms_issue_cmd(host)); in tifm_ms_req_tasklet()
494 struct tifm_ms *host = memstick_priv(msh); in tifm_ms_submit_req() local
496 tasklet_schedule(&host->notify); in tifm_ms_submit_req()
503 struct tifm_ms *host = memstick_priv(msh); in tifm_ms_set_param() local
504 struct tifm_dev *sock = host->dev; in tifm_ms_set_param()
510 host->mode_mask = TIFM_MS_SYS_SRAC | TIFM_MS_SYS_REI; in tifm_ms_set_param()
524 host->mode_mask = TIFM_MS_SYS_SRAC | TIFM_MS_SYS_REI; in tifm_ms_set_param()
529 host->mode_mask = 0; in tifm_ms_set_param()
543 struct tifm_ms *host = (struct tifm_ms *)data; in tifm_ms_abort() local
545 dev_dbg(&host->dev->dev, "status %x\n", in tifm_ms_abort()
546 readl(host->dev->addr + SOCK_MS_STATUS)); in tifm_ms_abort()
550 dev_name(&host->dev->dev), host->req ? host->req->tpc : 0, in tifm_ms_abort()
551 host->cmd_flags); in tifm_ms_abort()
553 tifm_eject(host->dev); in tifm_ms_abort()
559 struct tifm_ms *host; in tifm_ms_probe() local
573 host = memstick_priv(msh); in tifm_ms_probe()
575 host->dev = sock; in tifm_ms_probe()
576 host->timeout_jiffies = msecs_to_jiffies(1000); in tifm_ms_probe()
578 setup_timer(&host->timer, tifm_ms_abort, (unsigned long)host); in tifm_ms_probe()
579 tasklet_init(&host->notify, tifm_ms_req_tasklet, (unsigned long)msh); in tifm_ms_probe()
599 struct tifm_ms *host = memstick_priv(msh); in tifm_ms_remove() local
604 tasklet_kill(&host->notify); in tifm_ms_remove()
606 host->eject = 1; in tifm_ms_remove()
607 if (host->req) { in tifm_ms_remove()
608 del_timer(&host->timer); in tifm_ms_remove()
612 if (host->use_dma) in tifm_ms_remove()
613 tifm_unmap_sg(sock, &host->req->sg, 1, in tifm_ms_remove()
614 host->req->data_dir == READ in tifm_ms_remove()
617 host->req->error = -ETIME; in tifm_ms_remove()
620 rc = memstick_next_req(msh, &host->req); in tifm_ms_remove()
622 host->req->error = -ETIME; in tifm_ms_remove()