Lines Matching refs:host

385 	u32 (*prepare_data)(struct atmel_mci *host, struct mmc_data *data);
386 void (*submit_data)(struct atmel_mci *host, struct mmc_data *data);
387 void (*stop_transfer)(struct atmel_mci *host);
410 struct atmel_mci *host; member
430 #define atmci_test_and_clear_pending(host, event) \ argument
431 test_and_clear_bit(event, &host->pending_events)
432 #define atmci_set_completed(host, event) \ argument
433 set_bit(event, &host->completed_events)
434 #define atmci_set_pending(host, event) \ argument
435 set_bit(event, &host->pending_events)
450 spin_lock_bh(&slot->host->lock); in atmci_req_show()
476 spin_unlock_bh(&slot->host->lock); in atmci_req_show()
531 struct atmel_mci *host = s->private; in atmci_regs_show() local
540 pm_runtime_get_sync(&host->pdev->dev); in atmci_regs_show()
547 spin_lock_bh(&host->lock); in atmci_regs_show()
548 memcpy_fromio(buf, host->regs, ATMCI_REGS_SIZE); in atmci_regs_show()
549 spin_unlock_bh(&host->lock); in atmci_regs_show()
551 pm_runtime_mark_last_busy(&host->pdev->dev); in atmci_regs_show()
552 pm_runtime_put_autosuspend(&host->pdev->dev); in atmci_regs_show()
558 if (host->caps.has_odd_clk_div) in atmci_regs_show()
572 if (host->caps.has_cstor_reg) in atmci_regs_show()
580 if (host->caps.has_dma_conf_reg) { in atmci_regs_show()
590 if (host->caps.has_cfg_reg) { in atmci_regs_show()
612 struct atmel_mci *host = slot->host; in atmci_init_debugfs() local
619 debugfs_create_file("regs", S_IRUSR, root, host, &atmci_regs_fops); in atmci_init_debugfs()
621 debugfs_create_u32("state", S_IRUSR, root, &host->state); in atmci_init_debugfs()
623 &host->pending_events); in atmci_init_debugfs()
625 &host->completed_events); in atmci_init_debugfs()
706 static inline unsigned int atmci_get_version(struct atmel_mci *host) in atmci_get_version() argument
708 return atmci_readl(host, ATMCI_VERSION) & 0x00000fff; in atmci_get_version()
719 static inline unsigned int atmci_convert_chksize(struct atmel_mci *host, in atmci_convert_chksize() argument
722 unsigned int version = atmci_get_version(host); in atmci_convert_chksize()
736 struct atmel_mci *host; in atmci_timeout_timer() local
738 host = from_timer(host, t, timer); in atmci_timeout_timer()
740 dev_dbg(&host->pdev->dev, "software timeout\n"); in atmci_timeout_timer()
742 if (host->mrq->cmd->data) { in atmci_timeout_timer()
743 host->mrq->cmd->data->error = -ETIMEDOUT; in atmci_timeout_timer()
744 host->data = NULL; in atmci_timeout_timer()
750 if (host->state == STATE_DATA_XFER) in atmci_timeout_timer()
751 host->stop_transfer(host); in atmci_timeout_timer()
753 host->mrq->cmd->error = -ETIMEDOUT; in atmci_timeout_timer()
754 host->cmd = NULL; in atmci_timeout_timer()
756 host->need_reset = 1; in atmci_timeout_timer()
757 host->state = STATE_END_REQUEST; in atmci_timeout_timer()
759 tasklet_schedule(&host->tasklet); in atmci_timeout_timer()
762 static inline unsigned int atmci_ns_to_clocks(struct atmel_mci *host, in atmci_ns_to_clocks() argument
772 return us * (DIV_ROUND_UP(host->bus_hz, 2000000)); in atmci_ns_to_clocks()
775 static void atmci_set_timeout(struct atmel_mci *host, in atmci_set_timeout() argument
785 timeout = atmci_ns_to_clocks(host, data->timeout_ns) in atmci_set_timeout()
802 atmci_writel(host, ATMCI_DTOR, (ATMCI_DTOMUL(dtomul) | ATMCI_DTOCYC(dtocyc))); in atmci_set_timeout()
855 static void atmci_send_command(struct atmel_mci *host, in atmci_send_command() argument
861 WARN_ON(host->cmd); in atmci_send_command()
862 host->cmd = cmd; in atmci_send_command()
864 dev_vdbg(&host->pdev->dev, in atmci_send_command()
868 atmci_writel(host, ATMCI_ARGR, cmd->arg); in atmci_send_command()
869 atmci_writel(host, ATMCI_CMDR, cmd_flags); in atmci_send_command()
871 mod_timer(&host->timer, jiffies + msecs_to_jiffies(timeout_ms)); in atmci_send_command()
874 static void atmci_send_stop_cmd(struct atmel_mci *host, struct mmc_data *data) in atmci_send_stop_cmd() argument
876 dev_dbg(&host->pdev->dev, "send stop command\n"); in atmci_send_stop_cmd()
877 atmci_send_command(host, data->stop, host->stop_cmdr); in atmci_send_stop_cmd()
878 atmci_writel(host, ATMCI_IER, ATMCI_CMDRDY); in atmci_send_stop_cmd()
885 static void atmci_pdc_set_single_buf(struct atmel_mci *host, in atmci_pdc_set_single_buf() argument
904 if (!host->caps.has_rwproof) { in atmci_pdc_set_single_buf()
905 buf_size = host->buf_size; in atmci_pdc_set_single_buf()
906 atmci_writel(host, pointer_reg, host->buf_phys_addr); in atmci_pdc_set_single_buf()
908 buf_size = sg_dma_len(host->sg); in atmci_pdc_set_single_buf()
909 atmci_writel(host, pointer_reg, sg_dma_address(host->sg)); in atmci_pdc_set_single_buf()
912 if (host->data_size <= buf_size) { in atmci_pdc_set_single_buf()
913 if (host->data_size & 0x3) { in atmci_pdc_set_single_buf()
915 atmci_writel(host, counter_reg, host->data_size); in atmci_pdc_set_single_buf()
916 atmci_writel(host, ATMCI_MR, host->mode_reg | ATMCI_MR_PDCFBYTE); in atmci_pdc_set_single_buf()
919 atmci_writel(host, counter_reg, host->data_size / 4); in atmci_pdc_set_single_buf()
921 host->data_size = 0; in atmci_pdc_set_single_buf()
924 atmci_writel(host, counter_reg, sg_dma_len(host->sg) / 4); in atmci_pdc_set_single_buf()
925 host->data_size -= sg_dma_len(host->sg); in atmci_pdc_set_single_buf()
926 if (host->data_size) in atmci_pdc_set_single_buf()
927 host->sg = sg_next(host->sg); in atmci_pdc_set_single_buf()
936 static void atmci_pdc_set_both_buf(struct atmel_mci *host, int dir) in atmci_pdc_set_both_buf() argument
938 atmci_pdc_set_single_buf(host, dir, PDC_FIRST_BUF); in atmci_pdc_set_both_buf()
939 if (host->data_size) in atmci_pdc_set_both_buf()
940 atmci_pdc_set_single_buf(host, dir, PDC_SECOND_BUF); in atmci_pdc_set_both_buf()
946 static void atmci_pdc_cleanup(struct atmel_mci *host) in atmci_pdc_cleanup() argument
948 struct mmc_data *data = host->data; in atmci_pdc_cleanup()
951 dma_unmap_sg(&host->pdev->dev, in atmci_pdc_cleanup()
961 static void atmci_pdc_complete(struct atmel_mci *host) in atmci_pdc_complete() argument
963 int transfer_size = host->data->blocks * host->data->blksz; in atmci_pdc_complete()
966 atmci_writel(host, ATMEL_PDC_PTCR, ATMEL_PDC_RXTDIS | ATMEL_PDC_TXTDIS); in atmci_pdc_complete()
968 if ((!host->caps.has_rwproof) in atmci_pdc_complete()
969 && (host->data->flags & MMC_DATA_READ)) { in atmci_pdc_complete()
970 if (host->caps.has_bad_data_ordering) in atmci_pdc_complete()
972 host->buffer[i] = swab32(host->buffer[i]); in atmci_pdc_complete()
973 sg_copy_from_buffer(host->data->sg, host->data->sg_len, in atmci_pdc_complete()
974 host->buffer, transfer_size); in atmci_pdc_complete()
977 atmci_pdc_cleanup(host); in atmci_pdc_complete()
979 dev_dbg(&host->pdev->dev, "(%s) set pending xfer complete\n", __func__); in atmci_pdc_complete()
980 atmci_set_pending(host, EVENT_XFER_COMPLETE); in atmci_pdc_complete()
981 tasklet_schedule(&host->tasklet); in atmci_pdc_complete()
984 static void atmci_dma_cleanup(struct atmel_mci *host) in atmci_dma_cleanup() argument
986 struct mmc_data *data = host->data; in atmci_dma_cleanup()
989 dma_unmap_sg(host->dma.chan->device->dev, in atmci_dma_cleanup()
999 struct atmel_mci *host = arg; in atmci_dma_complete() local
1000 struct mmc_data *data = host->data; in atmci_dma_complete()
1002 dev_vdbg(&host->pdev->dev, "DMA complete\n"); in atmci_dma_complete()
1004 if (host->caps.has_dma_conf_reg) in atmci_dma_complete()
1006 atmci_writel(host, ATMCI_DMA, atmci_readl(host, ATMCI_DMA) & ~ATMCI_DMAEN); in atmci_dma_complete()
1008 atmci_dma_cleanup(host); in atmci_dma_complete()
1015 dev_dbg(&host->pdev->dev, in atmci_dma_complete()
1017 atmci_set_pending(host, EVENT_XFER_COMPLETE); in atmci_dma_complete()
1018 tasklet_schedule(&host->tasklet); in atmci_dma_complete()
1040 atmci_writel(host, ATMCI_IER, ATMCI_NOTBUSY); in atmci_dma_complete()
1048 static u32 atmci_prepare_data(struct atmel_mci *host, struct mmc_data *data) in atmci_prepare_data() argument
1054 host->sg = data->sg; in atmci_prepare_data()
1055 host->sg_len = data->sg_len; in atmci_prepare_data()
1056 host->data = data; in atmci_prepare_data()
1057 host->data_chan = NULL; in atmci_prepare_data()
1070 host->need_reset = true; in atmci_prepare_data()
1072 host->pio_offset = 0; in atmci_prepare_data()
1088 atmci_prepare_data_pdc(struct atmel_mci *host, struct mmc_data *data) in atmci_prepare_data_pdc() argument
1095 host->data = data; in atmci_prepare_data_pdc()
1096 host->sg = data->sg; in atmci_prepare_data_pdc()
1100 atmci_writel(host, ATMCI_MR, host->mode_reg | ATMCI_MR_PDCMODE); in atmci_prepare_data_pdc()
1108 tmp = atmci_readl(host, ATMCI_MR); in atmci_prepare_data_pdc()
1111 atmci_writel(host, ATMCI_MR, tmp); in atmci_prepare_data_pdc()
1114 host->data_size = data->blocks * data->blksz; in atmci_prepare_data_pdc()
1115 dma_map_sg(&host->pdev->dev, data->sg, data->sg_len, in atmci_prepare_data_pdc()
1118 if ((!host->caps.has_rwproof) in atmci_prepare_data_pdc()
1119 && (host->data->flags & MMC_DATA_WRITE)) { in atmci_prepare_data_pdc()
1120 sg_copy_to_buffer(host->data->sg, host->data->sg_len, in atmci_prepare_data_pdc()
1121 host->buffer, host->data_size); in atmci_prepare_data_pdc()
1122 if (host->caps.has_bad_data_ordering) in atmci_prepare_data_pdc()
1123 for (i = 0; i < host->data_size; i++) in atmci_prepare_data_pdc()
1124 host->buffer[i] = swab32(host->buffer[i]); in atmci_prepare_data_pdc()
1127 if (host->data_size) in atmci_prepare_data_pdc()
1128 atmci_pdc_set_both_buf(host, data->flags & MMC_DATA_READ ? in atmci_prepare_data_pdc()
1134 atmci_prepare_data_dma(struct atmel_mci *host, struct mmc_data *data) in atmci_prepare_data_dma() argument
1147 WARN_ON(host->data); in atmci_prepare_data_dma()
1148 host->sg = NULL; in atmci_prepare_data_dma()
1149 host->data = data; in atmci_prepare_data_dma()
1159 return atmci_prepare_data(host, data); in atmci_prepare_data_dma()
1161 return atmci_prepare_data(host, data); in atmci_prepare_data_dma()
1165 return atmci_prepare_data(host, data); in atmci_prepare_data_dma()
1169 if (!host->dma.chan) in atmci_prepare_data_dma()
1172 chan = host->dma.chan; in atmci_prepare_data_dma()
1173 host->data_chan = chan; in atmci_prepare_data_dma()
1176 host->dma_conf.direction = slave_dirn = DMA_DEV_TO_MEM; in atmci_prepare_data_dma()
1177 maxburst = atmci_convert_chksize(host, in atmci_prepare_data_dma()
1178 host->dma_conf.src_maxburst); in atmci_prepare_data_dma()
1180 host->dma_conf.direction = slave_dirn = DMA_MEM_TO_DEV; in atmci_prepare_data_dma()
1181 maxburst = atmci_convert_chksize(host, in atmci_prepare_data_dma()
1182 host->dma_conf.dst_maxburst); in atmci_prepare_data_dma()
1185 if (host->caps.has_dma_conf_reg) in atmci_prepare_data_dma()
1186 atmci_writel(host, ATMCI_DMA, ATMCI_DMA_CHKSIZE(maxburst) | in atmci_prepare_data_dma()
1192 dmaengine_slave_config(chan, &host->dma_conf); in atmci_prepare_data_dma()
1199 host->dma.data_desc = desc; in atmci_prepare_data_dma()
1201 desc->callback_param = host; in atmci_prepare_data_dma()
1211 atmci_submit_data(struct atmel_mci *host, struct mmc_data *data) in atmci_submit_data() argument
1220 atmci_submit_data_pdc(struct atmel_mci *host, struct mmc_data *data) in atmci_submit_data_pdc() argument
1223 atmci_writel(host, ATMEL_PDC_PTCR, ATMEL_PDC_RXTEN); in atmci_submit_data_pdc()
1225 atmci_writel(host, ATMEL_PDC_PTCR, ATMEL_PDC_TXTEN); in atmci_submit_data_pdc()
1229 atmci_submit_data_dma(struct atmel_mci *host, struct mmc_data *data) in atmci_submit_data_dma() argument
1231 struct dma_chan *chan = host->data_chan; in atmci_submit_data_dma()
1232 struct dma_async_tx_descriptor *desc = host->dma.data_desc; in atmci_submit_data_dma()
1240 static void atmci_stop_transfer(struct atmel_mci *host) in atmci_stop_transfer() argument
1242 dev_dbg(&host->pdev->dev, in atmci_stop_transfer()
1244 atmci_set_pending(host, EVENT_XFER_COMPLETE); in atmci_stop_transfer()
1245 atmci_writel(host, ATMCI_IER, ATMCI_NOTBUSY); in atmci_stop_transfer()
1251 static void atmci_stop_transfer_pdc(struct atmel_mci *host) in atmci_stop_transfer_pdc() argument
1253 atmci_writel(host, ATMEL_PDC_PTCR, ATMEL_PDC_RXTDIS | ATMEL_PDC_TXTDIS); in atmci_stop_transfer_pdc()
1256 static void atmci_stop_transfer_dma(struct atmel_mci *host) in atmci_stop_transfer_dma() argument
1258 struct dma_chan *chan = host->data_chan; in atmci_stop_transfer_dma()
1262 atmci_dma_cleanup(host); in atmci_stop_transfer_dma()
1265 dev_dbg(&host->pdev->dev, in atmci_stop_transfer_dma()
1267 atmci_set_pending(host, EVENT_XFER_COMPLETE); in atmci_stop_transfer_dma()
1268 atmci_writel(host, ATMCI_IER, ATMCI_NOTBUSY); in atmci_stop_transfer_dma()
1276 static void atmci_start_request(struct atmel_mci *host, in atmci_start_request() argument
1286 host->cur_slot = slot; in atmci_start_request()
1287 host->mrq = mrq; in atmci_start_request()
1289 host->pending_events = 0; in atmci_start_request()
1290 host->completed_events = 0; in atmci_start_request()
1291 host->cmd_status = 0; in atmci_start_request()
1292 host->data_status = 0; in atmci_start_request()
1294 dev_dbg(&host->pdev->dev, "start request: cmd %u\n", mrq->cmd->opcode); in atmci_start_request()
1296 if (host->need_reset || host->caps.need_reset_after_xfer) { in atmci_start_request()
1297 iflags = atmci_readl(host, ATMCI_IMR); in atmci_start_request()
1299 atmci_writel(host, ATMCI_CR, ATMCI_CR_SWRST); in atmci_start_request()
1300 atmci_writel(host, ATMCI_CR, ATMCI_CR_MCIEN); in atmci_start_request()
1301 atmci_writel(host, ATMCI_MR, host->mode_reg); in atmci_start_request()
1302 if (host->caps.has_cfg_reg) in atmci_start_request()
1303 atmci_writel(host, ATMCI_CFG, host->cfg_reg); in atmci_start_request()
1304 atmci_writel(host, ATMCI_IER, iflags); in atmci_start_request()
1305 host->need_reset = false; in atmci_start_request()
1307 atmci_writel(host, ATMCI_SDCR, slot->sdc_reg); in atmci_start_request()
1309 iflags = atmci_readl(host, ATMCI_IMR); in atmci_start_request()
1316 atmci_writel(host, ATMCI_CMDR, ATMCI_CMDR_SPCMD_INIT); in atmci_start_request()
1317 while (!(atmci_readl(host, ATMCI_SR) & ATMCI_CMDRDY)) in atmci_start_request()
1323 atmci_set_timeout(host, slot, data); in atmci_start_request()
1326 atmci_writel(host, ATMCI_BLKR, ATMCI_BCNT(data->blocks) in atmci_start_request()
1331 iflags |= host->prepare_data(host, data); in atmci_start_request()
1344 if (host->submit_data != &atmci_submit_data_dma) in atmci_start_request()
1345 atmci_send_command(host, cmd, cmdflags); in atmci_start_request()
1348 host->submit_data(host, data); in atmci_start_request()
1350 if (host->submit_data == &atmci_submit_data_dma) in atmci_start_request()
1351 atmci_send_command(host, cmd, cmdflags); in atmci_start_request()
1354 host->stop_cmdr = atmci_prepare_command(slot->mmc, mrq->stop); in atmci_start_request()
1355 host->stop_cmdr |= ATMCI_CMDR_STOP_XFER; in atmci_start_request()
1357 host->stop_cmdr |= ATMCI_CMDR_TRDIR_READ; in atmci_start_request()
1358 host->stop_cmdr |= ATMCI_CMDR_MULTI_BLOCK; in atmci_start_request()
1367 atmci_writel(host, ATMCI_IER, iflags); in atmci_start_request()
1370 static void atmci_queue_request(struct atmel_mci *host, in atmci_queue_request() argument
1374 host->state); in atmci_queue_request()
1376 spin_lock_bh(&host->lock); in atmci_queue_request()
1378 if (host->state == STATE_IDLE) { in atmci_queue_request()
1379 host->state = STATE_SENDING_CMD; in atmci_queue_request()
1380 atmci_start_request(host, slot); in atmci_queue_request()
1382 dev_dbg(&host->pdev->dev, "queue request\n"); in atmci_queue_request()
1383 list_add_tail(&slot->queue_node, &host->queue); in atmci_queue_request()
1385 spin_unlock_bh(&host->lock); in atmci_queue_request()
1391 struct atmel_mci *host = slot->host; in atmci_request() local
1395 dev_dbg(&host->pdev->dev, "MRQ: cmd %u\n", mrq->cmd->opcode); in atmci_request()
1418 atmci_queue_request(host, slot, mrq); in atmci_request()
1424 struct atmel_mci *host = slot->host; in atmci_set_ios() local
1444 spin_lock_bh(&host->lock); in atmci_set_ios()
1445 if (!host->mode_reg) { in atmci_set_ios()
1446 atmci_writel(host, ATMCI_CR, ATMCI_CR_SWRST); in atmci_set_ios()
1447 atmci_writel(host, ATMCI_CR, ATMCI_CR_MCIEN); in atmci_set_ios()
1448 if (host->caps.has_cfg_reg) in atmci_set_ios()
1449 atmci_writel(host, ATMCI_CFG, host->cfg_reg); in atmci_set_ios()
1458 if (host->slot[i] && host->slot[i]->clock in atmci_set_ios()
1459 && host->slot[i]->clock < clock_min) in atmci_set_ios()
1460 clock_min = host->slot[i]->clock; in atmci_set_ios()
1464 if (host->caps.has_odd_clk_div) { in atmci_set_ios()
1465 clkdiv = DIV_ROUND_UP(host->bus_hz, clock_min) - 2; in atmci_set_ios()
1469 clock_min, host->bus_hz / 2); in atmci_set_ios()
1474 clock_min, host->bus_hz / (511 + 2)); in atmci_set_ios()
1477 host->mode_reg = ATMCI_MR_CLKDIV(clkdiv >> 1) in atmci_set_ios()
1480 clkdiv = DIV_ROUND_UP(host->bus_hz, 2 * clock_min) - 1; in atmci_set_ios()
1484 clock_min, host->bus_hz / (2 * 256)); in atmci_set_ios()
1487 host->mode_reg = ATMCI_MR_CLKDIV(clkdiv); in atmci_set_ios()
1495 if (host->caps.has_rwproof) in atmci_set_ios()
1496 host->mode_reg |= (ATMCI_MR_WRPROOF | ATMCI_MR_RDPROOF); in atmci_set_ios()
1498 if (host->caps.has_cfg_reg) { in atmci_set_ios()
1501 host->cfg_reg |= ATMCI_CFG_HSMODE; in atmci_set_ios()
1503 host->cfg_reg &= ~ATMCI_CFG_HSMODE; in atmci_set_ios()
1506 if (list_empty(&host->queue)) { in atmci_set_ios()
1507 atmci_writel(host, ATMCI_MR, host->mode_reg); in atmci_set_ios()
1508 if (host->caps.has_cfg_reg) in atmci_set_ios()
1509 atmci_writel(host, ATMCI_CFG, host->cfg_reg); in atmci_set_ios()
1511 host->need_clock_update = true; in atmci_set_ios()
1514 spin_unlock_bh(&host->lock); in atmci_set_ios()
1518 spin_lock_bh(&host->lock); in atmci_set_ios()
1521 if (host->slot[i] && host->slot[i]->clock) { in atmci_set_ios()
1527 atmci_writel(host, ATMCI_CR, ATMCI_CR_MCIDIS); in atmci_set_ios()
1528 if (host->mode_reg) { in atmci_set_ios()
1529 atmci_readl(host, ATMCI_MR); in atmci_set_ios()
1531 host->mode_reg = 0; in atmci_set_ios()
1533 spin_unlock_bh(&host->lock); in atmci_set_ios()
1582 struct atmel_mci *host = slot->host; in atmci_enable_sdio_irq() local
1585 atmci_writel(host, ATMCI_IER, slot->sdio_irq); in atmci_enable_sdio_irq()
1587 atmci_writel(host, ATMCI_IDR, slot->sdio_irq); in atmci_enable_sdio_irq()
1599 static void atmci_request_end(struct atmel_mci *host, struct mmc_request *mrq) in atmci_request_end() argument
1600 __releases(&host->lock) in atmci_request_end()
1601 __acquires(&host->lock) in atmci_request_end()
1604 struct mmc_host *prev_mmc = host->cur_slot->mmc; in atmci_request_end()
1606 WARN_ON(host->cmd || host->data); in atmci_request_end()
1608 del_timer(&host->timer); in atmci_request_end()
1615 if (host->need_clock_update) { in atmci_request_end()
1616 atmci_writel(host, ATMCI_MR, host->mode_reg); in atmci_request_end()
1617 if (host->caps.has_cfg_reg) in atmci_request_end()
1618 atmci_writel(host, ATMCI_CFG, host->cfg_reg); in atmci_request_end()
1621 host->cur_slot->mrq = NULL; in atmci_request_end()
1622 host->mrq = NULL; in atmci_request_end()
1623 if (!list_empty(&host->queue)) { in atmci_request_end()
1624 slot = list_entry(host->queue.next, in atmci_request_end()
1627 dev_vdbg(&host->pdev->dev, "list not empty: %s is next\n", in atmci_request_end()
1629 host->state = STATE_SENDING_CMD; in atmci_request_end()
1630 atmci_start_request(host, slot); in atmci_request_end()
1632 dev_vdbg(&host->pdev->dev, "list empty\n"); in atmci_request_end()
1633 host->state = STATE_IDLE; in atmci_request_end()
1636 spin_unlock(&host->lock); in atmci_request_end()
1638 spin_lock(&host->lock); in atmci_request_end()
1641 static void atmci_command_complete(struct atmel_mci *host, in atmci_command_complete() argument
1644 u32 status = host->cmd_status; in atmci_command_complete()
1647 cmd->resp[0] = atmci_readl(host, ATMCI_RSPR); in atmci_command_complete()
1648 cmd->resp[1] = atmci_readl(host, ATMCI_RSPR); in atmci_command_complete()
1649 cmd->resp[2] = atmci_readl(host, ATMCI_RSPR); in atmci_command_complete()
1650 cmd->resp[3] = atmci_readl(host, ATMCI_RSPR); in atmci_command_complete()
1658 else if (host->mrq->data && (host->mrq->data->blksz & 3)) { in atmci_command_complete()
1659 if (host->caps.need_blksz_mul_4) { in atmci_command_complete()
1661 host->need_reset = 1; in atmci_command_complete()
1691 struct atmel_mci *host = slot->host; in atmci_detect_change() local
1697 spin_lock(&host->lock); in atmci_detect_change()
1707 if (mrq == host->mrq) { in atmci_detect_change()
1712 atmci_writel(host, ATMCI_CR, ATMCI_CR_SWRST); in atmci_detect_change()
1713 atmci_writel(host, ATMCI_CR, ATMCI_CR_MCIEN); in atmci_detect_change()
1714 atmci_writel(host, ATMCI_MR, host->mode_reg); in atmci_detect_change()
1715 if (host->caps.has_cfg_reg) in atmci_detect_change()
1716 atmci_writel(host, ATMCI_CFG, host->cfg_reg); in atmci_detect_change()
1718 host->data = NULL; in atmci_detect_change()
1719 host->cmd = NULL; in atmci_detect_change()
1721 switch (host->state) { in atmci_detect_change()
1727 host->stop_transfer(host); in atmci_detect_change()
1731 host->stop_transfer(host); in atmci_detect_change()
1743 atmci_request_end(host, mrq); in atmci_detect_change()
1752 spin_unlock(&host->lock); in atmci_detect_change()
1754 spin_lock(&host->lock); in atmci_detect_change()
1757 spin_unlock(&host->lock); in atmci_detect_change()
1765 struct atmel_mci *host = from_tasklet(host, t, tasklet); in atmci_tasklet_func() local
1766 struct mmc_request *mrq = host->mrq; in atmci_tasklet_func()
1767 struct mmc_data *data = host->data; in atmci_tasklet_func()
1768 enum atmel_mci_state state = host->state; in atmci_tasklet_func()
1772 spin_lock(&host->lock); in atmci_tasklet_func()
1774 state = host->state; in atmci_tasklet_func()
1776 dev_vdbg(&host->pdev->dev, in atmci_tasklet_func()
1778 state, host->pending_events, host->completed_events, in atmci_tasklet_func()
1779 atmci_readl(host, ATMCI_IMR)); in atmci_tasklet_func()
1783 dev_dbg(&host->pdev->dev, "FSM: state=%d\n", state); in atmci_tasklet_func()
1796 dev_dbg(&host->pdev->dev, "FSM: cmd ready?\n"); in atmci_tasklet_func()
1797 if (!atmci_test_and_clear_pending(host, in atmci_tasklet_func()
1801 dev_dbg(&host->pdev->dev, "set completed cmd ready\n"); in atmci_tasklet_func()
1802 host->cmd = NULL; in atmci_tasklet_func()
1803 atmci_set_completed(host, EVENT_CMD_RDY); in atmci_tasklet_func()
1804 atmci_command_complete(host, mrq->cmd); in atmci_tasklet_func()
1806 dev_dbg(&host->pdev->dev, in atmci_tasklet_func()
1813 host->stop_transfer(host); in atmci_tasklet_func()
1814 host->data = NULL; in atmci_tasklet_func()
1815 atmci_writel(host, ATMCI_IDR, in atmci_tasklet_func()
1822 dev_dbg(&host->pdev->dev, in atmci_tasklet_func()
1824 atmci_writel(host, ATMCI_IER, ATMCI_NOTBUSY); in atmci_tasklet_func()
1832 if (atmci_test_and_clear_pending(host, in atmci_tasklet_func()
1834 dev_dbg(&host->pdev->dev, "set completed data error\n"); in atmci_tasklet_func()
1835 atmci_set_completed(host, EVENT_DATA_ERROR); in atmci_tasklet_func()
1847 dev_dbg(&host->pdev->dev, "FSM: xfer complete?\n"); in atmci_tasklet_func()
1848 if (!atmci_test_and_clear_pending(host, in atmci_tasklet_func()
1852 dev_dbg(&host->pdev->dev, in atmci_tasklet_func()
1855 atmci_set_completed(host, EVENT_XFER_COMPLETE); in atmci_tasklet_func()
1857 if (host->caps.need_notbusy_for_read_ops || in atmci_tasklet_func()
1858 (host->data->flags & MMC_DATA_WRITE)) { in atmci_tasklet_func()
1859 atmci_writel(host, ATMCI_IER, ATMCI_NOTBUSY); in atmci_tasklet_func()
1861 } else if (host->mrq->stop) { in atmci_tasklet_func()
1862 atmci_send_stop_cmd(host, data); in atmci_tasklet_func()
1865 host->data = NULL; in atmci_tasklet_func()
1879 dev_dbg(&host->pdev->dev, "FSM: not busy?\n"); in atmci_tasklet_func()
1880 if (!atmci_test_and_clear_pending(host, in atmci_tasklet_func()
1884 dev_dbg(&host->pdev->dev, "set completed not busy\n"); in atmci_tasklet_func()
1885 atmci_set_completed(host, EVENT_NOTBUSY); in atmci_tasklet_func()
1887 if (host->data) { in atmci_tasklet_func()
1893 if (host->mrq->stop) { in atmci_tasklet_func()
1894 atmci_send_stop_cmd(host, data); in atmci_tasklet_func()
1897 host->data = NULL; in atmci_tasklet_func()
1914 dev_dbg(&host->pdev->dev, "FSM: cmd ready?\n"); in atmci_tasklet_func()
1915 if (!atmci_test_and_clear_pending(host, in atmci_tasklet_func()
1919 dev_dbg(&host->pdev->dev, "FSM: cmd ready\n"); in atmci_tasklet_func()
1920 host->cmd = NULL; in atmci_tasklet_func()
1923 atmci_command_complete(host, mrq->stop); in atmci_tasklet_func()
1925 host->stop_transfer(host); in atmci_tasklet_func()
1926 atmci_writel(host, ATMCI_IDR, in atmci_tasklet_func()
1931 atmci_writel(host, ATMCI_IER, ATMCI_NOTBUSY); in atmci_tasklet_func()
1934 host->data = NULL; in atmci_tasklet_func()
1938 atmci_writel(host, ATMCI_IDR, ATMCI_TXRDY | ATMCI_RXRDY in atmci_tasklet_func()
1940 status = host->data_status; in atmci_tasklet_func()
1942 host->stop_transfer(host); in atmci_tasklet_func()
1943 host->data = NULL; in atmci_tasklet_func()
1955 atmci_request_end(host, host->mrq); in atmci_tasklet_func()
1961 host->state = state; in atmci_tasklet_func()
1964 spin_unlock(&host->lock); in atmci_tasklet_func()
1967 static void atmci_read_data_pio(struct atmel_mci *host) in atmci_read_data_pio() argument
1969 struct scatterlist *sg = host->sg; in atmci_read_data_pio()
1970 unsigned int offset = host->pio_offset; in atmci_read_data_pio()
1971 struct mmc_data *data = host->data; in atmci_read_data_pio()
1977 value = atmci_readl(host, ATMCI_RDR); in atmci_read_data_pio()
1986 host->sg = sg = sg_next(sg); in atmci_read_data_pio()
1987 host->sg_len--; in atmci_read_data_pio()
1988 if (!sg || !host->sg_len) in atmci_read_data_pio()
2000 host->sg = sg = sg_next(sg); in atmci_read_data_pio()
2001 host->sg_len--; in atmci_read_data_pio()
2002 if (!sg || !host->sg_len) in atmci_read_data_pio()
2011 status = atmci_readl(host, ATMCI_SR); in atmci_read_data_pio()
2013 atmci_writel(host, ATMCI_IDR, (ATMCI_NOTBUSY | ATMCI_RXRDY in atmci_read_data_pio()
2015 host->data_status = status; in atmci_read_data_pio()
2021 host->pio_offset = offset; in atmci_read_data_pio()
2027 atmci_writel(host, ATMCI_IDR, ATMCI_RXRDY); in atmci_read_data_pio()
2028 atmci_writel(host, ATMCI_IER, ATMCI_NOTBUSY); in atmci_read_data_pio()
2031 atmci_set_pending(host, EVENT_XFER_COMPLETE); in atmci_read_data_pio()
2034 static void atmci_write_data_pio(struct atmel_mci *host) in atmci_write_data_pio() argument
2036 struct scatterlist *sg = host->sg; in atmci_write_data_pio()
2037 unsigned int offset = host->pio_offset; in atmci_write_data_pio()
2038 struct mmc_data *data = host->data; in atmci_write_data_pio()
2046 atmci_writel(host, ATMCI_TDR, value); in atmci_write_data_pio()
2051 host->sg = sg = sg_next(sg); in atmci_write_data_pio()
2052 host->sg_len--; in atmci_write_data_pio()
2053 if (!sg || !host->sg_len) in atmci_write_data_pio()
2065 host->sg = sg = sg_next(sg); in atmci_write_data_pio()
2066 host->sg_len--; in atmci_write_data_pio()
2067 if (!sg || !host->sg_len) { in atmci_write_data_pio()
2068 atmci_writel(host, ATMCI_TDR, value); in atmci_write_data_pio()
2075 atmci_writel(host, ATMCI_TDR, value); in atmci_write_data_pio()
2079 status = atmci_readl(host, ATMCI_SR); in atmci_write_data_pio()
2081 atmci_writel(host, ATMCI_IDR, (ATMCI_NOTBUSY | ATMCI_TXRDY in atmci_write_data_pio()
2083 host->data_status = status; in atmci_write_data_pio()
2089 host->pio_offset = offset; in atmci_write_data_pio()
2095 atmci_writel(host, ATMCI_IDR, ATMCI_TXRDY); in atmci_write_data_pio()
2096 atmci_writel(host, ATMCI_IER, ATMCI_NOTBUSY); in atmci_write_data_pio()
2099 atmci_set_pending(host, EVENT_XFER_COMPLETE); in atmci_write_data_pio()
2102 static void atmci_sdio_interrupt(struct atmel_mci *host, u32 status) in atmci_sdio_interrupt() argument
2107 struct atmel_mci_slot *slot = host->slot[i]; in atmci_sdio_interrupt()
2117 struct atmel_mci *host = dev_id; in atmci_interrupt() local
2122 status = atmci_readl(host, ATMCI_SR); in atmci_interrupt()
2123 mask = atmci_readl(host, ATMCI_IMR); in atmci_interrupt()
2129 dev_dbg(&host->pdev->dev, "IRQ: data error\n"); in atmci_interrupt()
2130 atmci_writel(host, ATMCI_IDR, ATMCI_DATA_ERROR_FLAGS in atmci_interrupt()
2135 host->data_status = status; in atmci_interrupt()
2136 dev_dbg(&host->pdev->dev, "set pending data error\n"); in atmci_interrupt()
2138 atmci_set_pending(host, EVENT_DATA_ERROR); in atmci_interrupt()
2139 tasklet_schedule(&host->tasklet); in atmci_interrupt()
2143 dev_dbg(&host->pdev->dev, "IRQ: tx buffer empty\n"); in atmci_interrupt()
2144 atmci_writel(host, ATMCI_IDR, ATMCI_TXBUFE); in atmci_interrupt()
2145 atmci_writel(host, ATMCI_IDR, ATMCI_ENDTX); in atmci_interrupt()
2151 if (host->data_size) { in atmci_interrupt()
2152 atmci_pdc_set_both_buf(host, XFER_TRANSMIT); in atmci_interrupt()
2153 atmci_writel(host, ATMCI_IER, ATMCI_ENDTX); in atmci_interrupt()
2154 atmci_writel(host, ATMCI_IER, ATMCI_TXBUFE); in atmci_interrupt()
2156 atmci_pdc_complete(host); in atmci_interrupt()
2159 dev_dbg(&host->pdev->dev, "IRQ: end of tx buffer\n"); in atmci_interrupt()
2160 atmci_writel(host, ATMCI_IDR, ATMCI_ENDTX); in atmci_interrupt()
2162 if (host->data_size) { in atmci_interrupt()
2163 atmci_pdc_set_single_buf(host, in atmci_interrupt()
2165 atmci_writel(host, ATMCI_IER, ATMCI_ENDTX); in atmci_interrupt()
2170 dev_dbg(&host->pdev->dev, "IRQ: rx buffer full\n"); in atmci_interrupt()
2171 atmci_writel(host, ATMCI_IDR, ATMCI_RXBUFF); in atmci_interrupt()
2172 atmci_writel(host, ATMCI_IDR, ATMCI_ENDRX); in atmci_interrupt()
2178 if (host->data_size) { in atmci_interrupt()
2179 atmci_pdc_set_both_buf(host, XFER_RECEIVE); in atmci_interrupt()
2180 atmci_writel(host, ATMCI_IER, ATMCI_ENDRX); in atmci_interrupt()
2181 atmci_writel(host, ATMCI_IER, ATMCI_RXBUFF); in atmci_interrupt()
2183 atmci_pdc_complete(host); in atmci_interrupt()
2186 dev_dbg(&host->pdev->dev, "IRQ: end of rx buffer\n"); in atmci_interrupt()
2187 atmci_writel(host, ATMCI_IDR, ATMCI_ENDRX); in atmci_interrupt()
2189 if (host->data_size) { in atmci_interrupt()
2190 atmci_pdc_set_single_buf(host, in atmci_interrupt()
2192 atmci_writel(host, ATMCI_IER, ATMCI_ENDRX); in atmci_interrupt()
2203 dev_dbg(&host->pdev->dev, "IRQ: blke\n"); in atmci_interrupt()
2204 atmci_writel(host, ATMCI_IDR, ATMCI_BLKE); in atmci_interrupt()
2206 dev_dbg(&host->pdev->dev, "set pending notbusy\n"); in atmci_interrupt()
2207 atmci_set_pending(host, EVENT_NOTBUSY); in atmci_interrupt()
2208 tasklet_schedule(&host->tasklet); in atmci_interrupt()
2212 dev_dbg(&host->pdev->dev, "IRQ: not_busy\n"); in atmci_interrupt()
2213 atmci_writel(host, ATMCI_IDR, ATMCI_NOTBUSY); in atmci_interrupt()
2215 dev_dbg(&host->pdev->dev, "set pending notbusy\n"); in atmci_interrupt()
2216 atmci_set_pending(host, EVENT_NOTBUSY); in atmci_interrupt()
2217 tasklet_schedule(&host->tasklet); in atmci_interrupt()
2221 atmci_read_data_pio(host); in atmci_interrupt()
2223 atmci_write_data_pio(host); in atmci_interrupt()
2226 dev_dbg(&host->pdev->dev, "IRQ: cmd ready\n"); in atmci_interrupt()
2227 atmci_writel(host, ATMCI_IDR, ATMCI_CMDRDY); in atmci_interrupt()
2228 host->cmd_status = status; in atmci_interrupt()
2230 dev_dbg(&host->pdev->dev, "set pending cmd rdy\n"); in atmci_interrupt()
2231 atmci_set_pending(host, EVENT_CMD_RDY); in atmci_interrupt()
2232 tasklet_schedule(&host->tasklet); in atmci_interrupt()
2236 atmci_sdio_interrupt(host, status); in atmci_interrupt()
2258 static int atmci_init_slot(struct atmel_mci *host, in atmci_init_slot() argument
2266 mmc = mmc_alloc_host(sizeof(struct atmel_mci_slot), &host->pdev->dev); in atmci_init_slot()
2272 slot->host = host; in atmci_init_slot()
2286 mmc->f_min = DIV_ROUND_UP(host->bus_hz, 512); in atmci_init_slot()
2287 mmc->f_max = host->bus_hz / 2; in atmci_init_slot()
2291 if (host->caps.has_highspeed) in atmci_init_slot()
2298 if ((slot_data->bus_width >= 4) && host->caps.has_rwproof) { in atmci_init_slot()
2304 if (atmci_get_version(host) < 0x200) { in atmci_init_slot()
2336 host->slot[id] = slot; in atmci_init_slot()
2379 slot->host->slot[id] = NULL; in atmci_cleanup_slot()
2383 static int atmci_configure_dma(struct atmel_mci *host) in atmci_configure_dma() argument
2385 host->dma.chan = dma_request_chan(&host->pdev->dev, "rxtx"); in atmci_configure_dma()
2387 if (PTR_ERR(host->dma.chan) == -ENODEV) { in atmci_configure_dma()
2388 struct mci_platform_data *pdata = host->pdev->dev.platform_data; in atmci_configure_dma()
2397 host->dma.chan = dma_request_channel(mask, pdata->dma_filter, in atmci_configure_dma()
2399 if (!host->dma.chan) in atmci_configure_dma()
2400 host->dma.chan = ERR_PTR(-ENODEV); in atmci_configure_dma()
2403 if (IS_ERR(host->dma.chan)) in atmci_configure_dma()
2404 return PTR_ERR(host->dma.chan); in atmci_configure_dma()
2406 dev_info(&host->pdev->dev, "using %s for DMA transfers\n", in atmci_configure_dma()
2407 dma_chan_name(host->dma.chan)); in atmci_configure_dma()
2409 host->dma_conf.src_addr = host->mapbase + ATMCI_RDR; in atmci_configure_dma()
2410 host->dma_conf.src_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; in atmci_configure_dma()
2411 host->dma_conf.src_maxburst = 1; in atmci_configure_dma()
2412 host->dma_conf.dst_addr = host->mapbase + ATMCI_TDR; in atmci_configure_dma()
2413 host->dma_conf.dst_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; in atmci_configure_dma()
2414 host->dma_conf.dst_maxburst = 1; in atmci_configure_dma()
2415 host->dma_conf.device_fc = false; in atmci_configure_dma()
2425 static void atmci_get_cap(struct atmel_mci *host) in atmci_get_cap() argument
2429 version = atmci_get_version(host); in atmci_get_cap()
2430 dev_info(&host->pdev->dev, in atmci_get_cap()
2433 host->caps.has_dma_conf_reg = false; in atmci_get_cap()
2434 host->caps.has_pdc = true; in atmci_get_cap()
2435 host->caps.has_cfg_reg = false; in atmci_get_cap()
2436 host->caps.has_cstor_reg = false; in atmci_get_cap()
2437 host->caps.has_highspeed = false; in atmci_get_cap()
2438 host->caps.has_rwproof = false; in atmci_get_cap()
2439 host->caps.has_odd_clk_div = false; in atmci_get_cap()
2440 host->caps.has_bad_data_ordering = true; in atmci_get_cap()
2441 host->caps.need_reset_after_xfer = true; in atmci_get_cap()
2442 host->caps.need_blksz_mul_4 = true; in atmci_get_cap()
2443 host->caps.need_notbusy_for_read_ops = false; in atmci_get_cap()
2449 host->caps.has_odd_clk_div = true; in atmci_get_cap()
2453 host->caps.has_dma_conf_reg = true; in atmci_get_cap()
2454 host->caps.has_pdc = false; in atmci_get_cap()
2455 host->caps.has_cfg_reg = true; in atmci_get_cap()
2456 host->caps.has_cstor_reg = true; in atmci_get_cap()
2457 host->caps.has_highspeed = true; in atmci_get_cap()
2460 host->caps.has_rwproof = true; in atmci_get_cap()
2461 host->caps.need_blksz_mul_4 = false; in atmci_get_cap()
2462 host->caps.need_notbusy_for_read_ops = true; in atmci_get_cap()
2465 host->caps.has_bad_data_ordering = false; in atmci_get_cap()
2466 host->caps.need_reset_after_xfer = false; in atmci_get_cap()
2471 host->caps.has_pdc = false; in atmci_get_cap()
2472 dev_warn(&host->pdev->dev, in atmci_get_cap()
2481 struct atmel_mci *host; in atmci_probe() local
2503 host = devm_kzalloc(&pdev->dev, sizeof(*host), GFP_KERNEL); in atmci_probe()
2504 if (!host) in atmci_probe()
2507 host->pdev = pdev; in atmci_probe()
2508 spin_lock_init(&host->lock); in atmci_probe()
2509 INIT_LIST_HEAD(&host->queue); in atmci_probe()
2511 host->mck = devm_clk_get(&pdev->dev, "mci_clk"); in atmci_probe()
2512 if (IS_ERR(host->mck)) in atmci_probe()
2513 return PTR_ERR(host->mck); in atmci_probe()
2515 host->regs = devm_ioremap(&pdev->dev, regs->start, resource_size(regs)); in atmci_probe()
2516 if (!host->regs) in atmci_probe()
2519 ret = clk_prepare_enable(host->mck); in atmci_probe()
2523 atmci_writel(host, ATMCI_CR, ATMCI_CR_SWRST); in atmci_probe()
2524 host->bus_hz = clk_get_rate(host->mck); in atmci_probe()
2526 host->mapbase = regs->start; in atmci_probe()
2528 tasklet_setup(&host->tasklet, atmci_tasklet_func); in atmci_probe()
2530 ret = request_irq(irq, atmci_interrupt, 0, dev_name(&pdev->dev), host); in atmci_probe()
2532 clk_disable_unprepare(host->mck); in atmci_probe()
2537 atmci_get_cap(host); in atmci_probe()
2538 ret = atmci_configure_dma(host); in atmci_probe()
2542 host->prepare_data = &atmci_prepare_data_dma; in atmci_probe()
2543 host->submit_data = &atmci_submit_data_dma; in atmci_probe()
2544 host->stop_transfer = &atmci_stop_transfer_dma; in atmci_probe()
2545 } else if (host->caps.has_pdc) { in atmci_probe()
2547 host->prepare_data = &atmci_prepare_data_pdc; in atmci_probe()
2548 host->submit_data = &atmci_submit_data_pdc; in atmci_probe()
2549 host->stop_transfer = &atmci_stop_transfer_pdc; in atmci_probe()
2552 host->prepare_data = &atmci_prepare_data; in atmci_probe()
2553 host->submit_data = &atmci_submit_data; in atmci_probe()
2554 host->stop_transfer = &atmci_stop_transfer; in atmci_probe()
2557 platform_set_drvdata(pdev, host); in atmci_probe()
2559 timer_setup(&host->timer, atmci_timeout_timer, 0); in atmci_probe()
2571 ret = atmci_init_slot(host, &pdata->slot[0], in atmci_probe()
2575 host->buf_size = host->slot[0]->mmc->max_req_size; in atmci_probe()
2579 ret = atmci_init_slot(host, &pdata->slot[1], in atmci_probe()
2583 if (host->slot[1]->mmc->max_req_size > host->buf_size) in atmci_probe()
2584 host->buf_size = in atmci_probe()
2585 host->slot[1]->mmc->max_req_size; in atmci_probe()
2594 if (!host->caps.has_rwproof) { in atmci_probe()
2595 host->buffer = dma_alloc_coherent(&pdev->dev, host->buf_size, in atmci_probe()
2596 &host->buf_phys_addr, in atmci_probe()
2598 if (!host->buffer) { in atmci_probe()
2607 host->mapbase, irq, nr_slots); in atmci_probe()
2609 pm_runtime_mark_last_busy(&host->pdev->dev); in atmci_probe()
2616 if (host->slot[i]) in atmci_probe()
2617 atmci_cleanup_slot(host->slot[i], i); in atmci_probe()
2620 clk_disable_unprepare(host->mck); in atmci_probe()
2625 del_timer_sync(&host->timer); in atmci_probe()
2626 if (!IS_ERR(host->dma.chan)) in atmci_probe()
2627 dma_release_channel(host->dma.chan); in atmci_probe()
2629 free_irq(irq, host); in atmci_probe()
2635 struct atmel_mci *host = platform_get_drvdata(pdev); in atmci_remove() local
2640 if (host->buffer) in atmci_remove()
2641 dma_free_coherent(&pdev->dev, host->buf_size, in atmci_remove()
2642 host->buffer, host->buf_phys_addr); in atmci_remove()
2645 if (host->slot[i]) in atmci_remove()
2646 atmci_cleanup_slot(host->slot[i], i); in atmci_remove()
2649 atmci_writel(host, ATMCI_IDR, ~0UL); in atmci_remove()
2650 atmci_writel(host, ATMCI_CR, ATMCI_CR_MCIDIS); in atmci_remove()
2651 atmci_readl(host, ATMCI_SR); in atmci_remove()
2653 del_timer_sync(&host->timer); in atmci_remove()
2654 if (!IS_ERR(host->dma.chan)) in atmci_remove()
2655 dma_release_channel(host->dma.chan); in atmci_remove()
2657 free_irq(platform_get_irq(pdev, 0), host); in atmci_remove()
2659 clk_disable_unprepare(host->mck); in atmci_remove()
2668 struct atmel_mci *host = dev_get_drvdata(dev); in atmci_runtime_suspend() local
2670 clk_disable_unprepare(host->mck); in atmci_runtime_suspend()
2679 struct atmel_mci *host = dev_get_drvdata(dev); in atmci_runtime_resume() local
2683 return clk_prepare_enable(host->mck); in atmci_runtime_resume()