Lines Matching refs:host
225 u32 (*prepare_data)(struct atmel_mci *host, struct mmc_data *data);
226 void (*submit_data)(struct atmel_mci *host, struct mmc_data *data);
227 void (*stop_transfer)(struct atmel_mci *host);
251 struct atmel_mci *host; member
272 #define atmci_test_and_clear_pending(host, event) \ argument
273 test_and_clear_bit(event, &host->pending_events)
274 #define atmci_set_completed(host, event) \ argument
275 set_bit(event, &host->completed_events)
276 #define atmci_set_pending(host, event) \ argument
277 set_bit(event, &host->pending_events)
292 spin_lock_bh(&slot->host->lock); in atmci_req_show()
318 spin_unlock_bh(&slot->host->lock); in atmci_req_show()
384 struct atmel_mci *host = s->private; in atmci_regs_show() local
393 pm_runtime_get_sync(&host->pdev->dev); in atmci_regs_show()
400 spin_lock_bh(&host->lock); in atmci_regs_show()
401 memcpy_fromio(buf, host->regs, ATMCI_REGS_SIZE); in atmci_regs_show()
402 spin_unlock_bh(&host->lock); in atmci_regs_show()
404 pm_runtime_mark_last_busy(&host->pdev->dev); in atmci_regs_show()
405 pm_runtime_put_autosuspend(&host->pdev->dev); in atmci_regs_show()
411 if (host->caps.has_odd_clk_div) in atmci_regs_show()
425 if (host->caps.has_cstor_reg) in atmci_regs_show()
433 if (host->caps.has_dma_conf_reg) { in atmci_regs_show()
443 if (host->caps.has_cfg_reg) { in atmci_regs_show()
476 struct atmel_mci *host = slot->host; in atmci_init_debugfs() local
484 node = debugfs_create_file("regs", S_IRUSR, root, host, in atmci_init_debugfs()
495 node = debugfs_create_u32("state", S_IRUSR, root, (u32 *)&host->state); in atmci_init_debugfs()
500 (u32 *)&host->pending_events); in atmci_init_debugfs()
505 (u32 *)&host->completed_events); in atmci_init_debugfs()
582 static inline unsigned int atmci_get_version(struct atmel_mci *host) in atmci_get_version() argument
584 return atmci_readl(host, ATMCI_VERSION) & 0x00000fff; in atmci_get_version()
589 struct atmel_mci *host; in atmci_timeout_timer() local
591 host = (struct atmel_mci *)data; in atmci_timeout_timer()
593 dev_dbg(&host->pdev->dev, "software timeout\n"); in atmci_timeout_timer()
595 if (host->mrq->cmd->data) { in atmci_timeout_timer()
596 host->mrq->cmd->data->error = -ETIMEDOUT; in atmci_timeout_timer()
597 host->data = NULL; in atmci_timeout_timer()
603 if (host->state == STATE_DATA_XFER) in atmci_timeout_timer()
604 host->stop_transfer(host); in atmci_timeout_timer()
606 host->mrq->cmd->error = -ETIMEDOUT; in atmci_timeout_timer()
607 host->cmd = NULL; in atmci_timeout_timer()
609 host->need_reset = 1; in atmci_timeout_timer()
610 host->state = STATE_END_REQUEST; in atmci_timeout_timer()
612 tasklet_schedule(&host->tasklet); in atmci_timeout_timer()
615 static inline unsigned int atmci_ns_to_clocks(struct atmel_mci *host, in atmci_ns_to_clocks() argument
625 return us * (DIV_ROUND_UP(host->bus_hz, 2000000)); in atmci_ns_to_clocks()
628 static void atmci_set_timeout(struct atmel_mci *host, in atmci_set_timeout() argument
638 timeout = atmci_ns_to_clocks(host, data->timeout_ns) in atmci_set_timeout()
655 atmci_writel(host, ATMCI_DTOR, (ATMCI_DTOMUL(dtomul) | ATMCI_DTOCYC(dtocyc))); in atmci_set_timeout()
710 static void atmci_send_command(struct atmel_mci *host, in atmci_send_command() argument
713 WARN_ON(host->cmd); in atmci_send_command()
714 host->cmd = cmd; in atmci_send_command()
716 dev_vdbg(&host->pdev->dev, in atmci_send_command()
720 atmci_writel(host, ATMCI_ARGR, cmd->arg); in atmci_send_command()
721 atmci_writel(host, ATMCI_CMDR, cmd_flags); in atmci_send_command()
724 static void atmci_send_stop_cmd(struct atmel_mci *host, struct mmc_data *data) in atmci_send_stop_cmd() argument
726 dev_dbg(&host->pdev->dev, "send stop command\n"); in atmci_send_stop_cmd()
727 atmci_send_command(host, data->stop, host->stop_cmdr); in atmci_send_stop_cmd()
728 atmci_writel(host, ATMCI_IER, ATMCI_CMDRDY); in atmci_send_stop_cmd()
735 static void atmci_pdc_set_single_buf(struct atmel_mci *host, in atmci_pdc_set_single_buf() argument
754 if (!host->caps.has_rwproof) { in atmci_pdc_set_single_buf()
755 buf_size = host->buf_size; in atmci_pdc_set_single_buf()
756 atmci_writel(host, pointer_reg, host->buf_phys_addr); in atmci_pdc_set_single_buf()
758 buf_size = sg_dma_len(host->sg); in atmci_pdc_set_single_buf()
759 atmci_writel(host, pointer_reg, sg_dma_address(host->sg)); in atmci_pdc_set_single_buf()
762 if (host->data_size <= buf_size) { in atmci_pdc_set_single_buf()
763 if (host->data_size & 0x3) { in atmci_pdc_set_single_buf()
765 atmci_writel(host, counter_reg, host->data_size); in atmci_pdc_set_single_buf()
766 atmci_writel(host, ATMCI_MR, host->mode_reg | ATMCI_MR_PDCFBYTE); in atmci_pdc_set_single_buf()
769 atmci_writel(host, counter_reg, host->data_size / 4); in atmci_pdc_set_single_buf()
771 host->data_size = 0; in atmci_pdc_set_single_buf()
774 atmci_writel(host, counter_reg, sg_dma_len(host->sg) / 4); in atmci_pdc_set_single_buf()
775 host->data_size -= sg_dma_len(host->sg); in atmci_pdc_set_single_buf()
776 if (host->data_size) in atmci_pdc_set_single_buf()
777 host->sg = sg_next(host->sg); in atmci_pdc_set_single_buf()
786 static void atmci_pdc_set_both_buf(struct atmel_mci *host, int dir) in atmci_pdc_set_both_buf() argument
788 atmci_pdc_set_single_buf(host, dir, PDC_FIRST_BUF); in atmci_pdc_set_both_buf()
789 if (host->data_size) in atmci_pdc_set_both_buf()
790 atmci_pdc_set_single_buf(host, dir, PDC_SECOND_BUF); in atmci_pdc_set_both_buf()
796 static void atmci_pdc_cleanup(struct atmel_mci *host) in atmci_pdc_cleanup() argument
798 struct mmc_data *data = host->data; in atmci_pdc_cleanup()
801 dma_unmap_sg(&host->pdev->dev, in atmci_pdc_cleanup()
812 static void atmci_pdc_complete(struct atmel_mci *host) in atmci_pdc_complete() argument
814 int transfer_size = host->data->blocks * host->data->blksz; in atmci_pdc_complete()
817 atmci_writel(host, ATMEL_PDC_PTCR, ATMEL_PDC_RXTDIS | ATMEL_PDC_TXTDIS); in atmci_pdc_complete()
819 if ((!host->caps.has_rwproof) in atmci_pdc_complete()
820 && (host->data->flags & MMC_DATA_READ)) { in atmci_pdc_complete()
821 if (host->caps.has_bad_data_ordering) in atmci_pdc_complete()
823 host->buffer[i] = swab32(host->buffer[i]); in atmci_pdc_complete()
824 sg_copy_from_buffer(host->data->sg, host->data->sg_len, in atmci_pdc_complete()
825 host->buffer, transfer_size); in atmci_pdc_complete()
828 atmci_pdc_cleanup(host); in atmci_pdc_complete()
830 dev_dbg(&host->pdev->dev, "(%s) set pending xfer complete\n", __func__); in atmci_pdc_complete()
831 atmci_set_pending(host, EVENT_XFER_COMPLETE); in atmci_pdc_complete()
832 tasklet_schedule(&host->tasklet); in atmci_pdc_complete()
835 static void atmci_dma_cleanup(struct atmel_mci *host) in atmci_dma_cleanup() argument
837 struct mmc_data *data = host->data; in atmci_dma_cleanup()
840 dma_unmap_sg(host->dma.chan->device->dev, in atmci_dma_cleanup()
851 struct atmel_mci *host = arg; in atmci_dma_complete() local
852 struct mmc_data *data = host->data; in atmci_dma_complete()
854 dev_vdbg(&host->pdev->dev, "DMA complete\n"); in atmci_dma_complete()
856 if (host->caps.has_dma_conf_reg) in atmci_dma_complete()
858 atmci_writel(host, ATMCI_DMA, atmci_readl(host, ATMCI_DMA) & ~ATMCI_DMAEN); in atmci_dma_complete()
860 atmci_dma_cleanup(host); in atmci_dma_complete()
867 dev_dbg(&host->pdev->dev, in atmci_dma_complete()
869 atmci_set_pending(host, EVENT_XFER_COMPLETE); in atmci_dma_complete()
870 tasklet_schedule(&host->tasklet); in atmci_dma_complete()
892 atmci_writel(host, ATMCI_IER, ATMCI_NOTBUSY); in atmci_dma_complete()
900 static u32 atmci_prepare_data(struct atmel_mci *host, struct mmc_data *data) in atmci_prepare_data() argument
906 host->sg = data->sg; in atmci_prepare_data()
907 host->sg_len = data->sg_len; in atmci_prepare_data()
908 host->data = data; in atmci_prepare_data()
909 host->data_chan = NULL; in atmci_prepare_data()
922 host->need_reset = true; in atmci_prepare_data()
924 host->pio_offset = 0; in atmci_prepare_data()
940 atmci_prepare_data_pdc(struct atmel_mci *host, struct mmc_data *data) in atmci_prepare_data_pdc() argument
949 host->data = data; in atmci_prepare_data_pdc()
950 host->sg = data->sg; in atmci_prepare_data_pdc()
954 atmci_writel(host, ATMCI_MR, host->mode_reg | ATMCI_MR_PDCMODE); in atmci_prepare_data_pdc()
965 tmp = atmci_readl(host, ATMCI_MR); in atmci_prepare_data_pdc()
968 atmci_writel(host, ATMCI_MR, tmp); in atmci_prepare_data_pdc()
971 host->data_size = data->blocks * data->blksz; in atmci_prepare_data_pdc()
972 sg_len = dma_map_sg(&host->pdev->dev, data->sg, data->sg_len, dir); in atmci_prepare_data_pdc()
974 if ((!host->caps.has_rwproof) in atmci_prepare_data_pdc()
975 && (host->data->flags & MMC_DATA_WRITE)) { in atmci_prepare_data_pdc()
976 sg_copy_to_buffer(host->data->sg, host->data->sg_len, in atmci_prepare_data_pdc()
977 host->buffer, host->data_size); in atmci_prepare_data_pdc()
978 if (host->caps.has_bad_data_ordering) in atmci_prepare_data_pdc()
979 for (i = 0; i < host->data_size; i++) in atmci_prepare_data_pdc()
980 host->buffer[i] = swab32(host->buffer[i]); in atmci_prepare_data_pdc()
983 if (host->data_size) in atmci_prepare_data_pdc()
984 atmci_pdc_set_both_buf(host, in atmci_prepare_data_pdc()
991 atmci_prepare_data_dma(struct atmel_mci *host, struct mmc_data *data) in atmci_prepare_data_dma() argument
1005 WARN_ON(host->data); in atmci_prepare_data_dma()
1006 host->sg = NULL; in atmci_prepare_data_dma()
1007 host->data = data; in atmci_prepare_data_dma()
1017 return atmci_prepare_data(host, data); in atmci_prepare_data_dma()
1019 return atmci_prepare_data(host, data); in atmci_prepare_data_dma()
1023 return atmci_prepare_data(host, data); in atmci_prepare_data_dma()
1027 chan = host->dma.chan; in atmci_prepare_data_dma()
1029 host->data_chan = chan; in atmci_prepare_data_dma()
1036 host->dma_conf.direction = slave_dirn = DMA_DEV_TO_MEM; in atmci_prepare_data_dma()
1037 maxburst = atmci_convert_chksize(host->dma_conf.src_maxburst); in atmci_prepare_data_dma()
1040 host->dma_conf.direction = slave_dirn = DMA_MEM_TO_DEV; in atmci_prepare_data_dma()
1041 maxburst = atmci_convert_chksize(host->dma_conf.dst_maxburst); in atmci_prepare_data_dma()
1044 if (host->caps.has_dma_conf_reg) in atmci_prepare_data_dma()
1045 atmci_writel(host, ATMCI_DMA, ATMCI_DMA_CHKSIZE(maxburst) | in atmci_prepare_data_dma()
1051 dmaengine_slave_config(chan, &host->dma_conf); in atmci_prepare_data_dma()
1058 host->dma.data_desc = desc; in atmci_prepare_data_dma()
1060 desc->callback_param = host; in atmci_prepare_data_dma()
1069 atmci_submit_data(struct atmel_mci *host, struct mmc_data *data) in atmci_submit_data() argument
1078 atmci_submit_data_pdc(struct atmel_mci *host, struct mmc_data *data) in atmci_submit_data_pdc() argument
1081 atmci_writel(host, ATMEL_PDC_PTCR, ATMEL_PDC_RXTEN); in atmci_submit_data_pdc()
1083 atmci_writel(host, ATMEL_PDC_PTCR, ATMEL_PDC_TXTEN); in atmci_submit_data_pdc()
1087 atmci_submit_data_dma(struct atmel_mci *host, struct mmc_data *data) in atmci_submit_data_dma() argument
1089 struct dma_chan *chan = host->data_chan; in atmci_submit_data_dma()
1090 struct dma_async_tx_descriptor *desc = host->dma.data_desc; in atmci_submit_data_dma()
1098 static void atmci_stop_transfer(struct atmel_mci *host) in atmci_stop_transfer() argument
1100 dev_dbg(&host->pdev->dev, in atmci_stop_transfer()
1102 atmci_set_pending(host, EVENT_XFER_COMPLETE); in atmci_stop_transfer()
1103 atmci_writel(host, ATMCI_IER, ATMCI_NOTBUSY); in atmci_stop_transfer()
1109 static void atmci_stop_transfer_pdc(struct atmel_mci *host) in atmci_stop_transfer_pdc() argument
1111 atmci_writel(host, ATMEL_PDC_PTCR, ATMEL_PDC_RXTDIS | ATMEL_PDC_TXTDIS); in atmci_stop_transfer_pdc()
1114 static void atmci_stop_transfer_dma(struct atmel_mci *host) in atmci_stop_transfer_dma() argument
1116 struct dma_chan *chan = host->data_chan; in atmci_stop_transfer_dma()
1120 atmci_dma_cleanup(host); in atmci_stop_transfer_dma()
1123 dev_dbg(&host->pdev->dev, in atmci_stop_transfer_dma()
1125 atmci_set_pending(host, EVENT_XFER_COMPLETE); in atmci_stop_transfer_dma()
1126 atmci_writel(host, ATMCI_IER, ATMCI_NOTBUSY); in atmci_stop_transfer_dma()
1134 static void atmci_start_request(struct atmel_mci *host, in atmci_start_request() argument
1144 host->cur_slot = slot; in atmci_start_request()
1145 host->mrq = mrq; in atmci_start_request()
1147 host->pending_events = 0; in atmci_start_request()
1148 host->completed_events = 0; in atmci_start_request()
1149 host->cmd_status = 0; in atmci_start_request()
1150 host->data_status = 0; in atmci_start_request()
1152 dev_dbg(&host->pdev->dev, "start request: cmd %u\n", mrq->cmd->opcode); in atmci_start_request()
1154 if (host->need_reset || host->caps.need_reset_after_xfer) { in atmci_start_request()
1155 iflags = atmci_readl(host, ATMCI_IMR); in atmci_start_request()
1157 atmci_writel(host, ATMCI_CR, ATMCI_CR_SWRST); in atmci_start_request()
1158 atmci_writel(host, ATMCI_CR, ATMCI_CR_MCIEN); in atmci_start_request()
1159 atmci_writel(host, ATMCI_MR, host->mode_reg); in atmci_start_request()
1160 if (host->caps.has_cfg_reg) in atmci_start_request()
1161 atmci_writel(host, ATMCI_CFG, host->cfg_reg); in atmci_start_request()
1162 atmci_writel(host, ATMCI_IER, iflags); in atmci_start_request()
1163 host->need_reset = false; in atmci_start_request()
1165 atmci_writel(host, ATMCI_SDCR, slot->sdc_reg); in atmci_start_request()
1167 iflags = atmci_readl(host, ATMCI_IMR); in atmci_start_request()
1174 atmci_writel(host, ATMCI_CMDR, ATMCI_CMDR_SPCMD_INIT); in atmci_start_request()
1175 while (!(atmci_readl(host, ATMCI_SR) & ATMCI_CMDRDY)) in atmci_start_request()
1181 atmci_set_timeout(host, slot, data); in atmci_start_request()
1184 atmci_writel(host, ATMCI_BLKR, ATMCI_BCNT(data->blocks) in atmci_start_request()
1189 iflags |= host->prepare_data(host, data); in atmci_start_request()
1202 if (host->submit_data != &atmci_submit_data_dma) in atmci_start_request()
1203 atmci_send_command(host, cmd, cmdflags); in atmci_start_request()
1206 host->submit_data(host, data); in atmci_start_request()
1208 if (host->submit_data == &atmci_submit_data_dma) in atmci_start_request()
1209 atmci_send_command(host, cmd, cmdflags); in atmci_start_request()
1212 host->stop_cmdr = atmci_prepare_command(slot->mmc, mrq->stop); in atmci_start_request()
1213 host->stop_cmdr |= ATMCI_CMDR_STOP_XFER; in atmci_start_request()
1215 host->stop_cmdr |= ATMCI_CMDR_TRDIR_READ; in atmci_start_request()
1217 host->stop_cmdr |= ATMCI_CMDR_STREAM; in atmci_start_request()
1219 host->stop_cmdr |= ATMCI_CMDR_MULTI_BLOCK; in atmci_start_request()
1228 atmci_writel(host, ATMCI_IER, iflags); in atmci_start_request()
1230 mod_timer(&host->timer, jiffies + msecs_to_jiffies(2000)); in atmci_start_request()
1233 static void atmci_queue_request(struct atmel_mci *host, in atmci_queue_request() argument
1237 host->state); in atmci_queue_request()
1239 spin_lock_bh(&host->lock); in atmci_queue_request()
1241 if (host->state == STATE_IDLE) { in atmci_queue_request()
1242 host->state = STATE_SENDING_CMD; in atmci_queue_request()
1243 atmci_start_request(host, slot); in atmci_queue_request()
1245 dev_dbg(&host->pdev->dev, "queue request\n"); in atmci_queue_request()
1246 list_add_tail(&slot->queue_node, &host->queue); in atmci_queue_request()
1248 spin_unlock_bh(&host->lock); in atmci_queue_request()
1254 struct atmel_mci *host = slot->host; in atmci_request() local
1258 dev_dbg(&host->pdev->dev, "MRQ: cmd %u\n", mrq->cmd->opcode); in atmci_request()
1260 pm_runtime_get_sync(&host->pdev->dev); in atmci_request()
1283 atmci_queue_request(host, slot, mrq); in atmci_request()
1289 struct atmel_mci *host = slot->host; in atmci_set_ios() local
1292 pm_runtime_get_sync(&host->pdev->dev); in atmci_set_ios()
1308 spin_lock_bh(&host->lock); in atmci_set_ios()
1309 if (!host->mode_reg) { in atmci_set_ios()
1310 atmci_writel(host, ATMCI_CR, ATMCI_CR_SWRST); in atmci_set_ios()
1311 atmci_writel(host, ATMCI_CR, ATMCI_CR_MCIEN); in atmci_set_ios()
1312 if (host->caps.has_cfg_reg) in atmci_set_ios()
1313 atmci_writel(host, ATMCI_CFG, host->cfg_reg); in atmci_set_ios()
1322 if (host->slot[i] && host->slot[i]->clock in atmci_set_ios()
1323 && host->slot[i]->clock < clock_min) in atmci_set_ios()
1324 clock_min = host->slot[i]->clock; in atmci_set_ios()
1328 if (host->caps.has_odd_clk_div) { in atmci_set_ios()
1329 clkdiv = DIV_ROUND_UP(host->bus_hz, clock_min) - 2; in atmci_set_ios()
1333 clock_min, host->bus_hz / 2); in atmci_set_ios()
1338 clock_min, host->bus_hz / (511 + 2)); in atmci_set_ios()
1341 host->mode_reg = ATMCI_MR_CLKDIV(clkdiv >> 1) in atmci_set_ios()
1344 clkdiv = DIV_ROUND_UP(host->bus_hz, 2 * clock_min) - 1; in atmci_set_ios()
1348 clock_min, host->bus_hz / (2 * 256)); in atmci_set_ios()
1351 host->mode_reg = ATMCI_MR_CLKDIV(clkdiv); in atmci_set_ios()
1359 if (host->caps.has_rwproof) in atmci_set_ios()
1360 host->mode_reg |= (ATMCI_MR_WRPROOF | ATMCI_MR_RDPROOF); in atmci_set_ios()
1362 if (host->caps.has_cfg_reg) { in atmci_set_ios()
1365 host->cfg_reg |= ATMCI_CFG_HSMODE; in atmci_set_ios()
1367 host->cfg_reg &= ~ATMCI_CFG_HSMODE; in atmci_set_ios()
1370 if (list_empty(&host->queue)) { in atmci_set_ios()
1371 atmci_writel(host, ATMCI_MR, host->mode_reg); in atmci_set_ios()
1372 if (host->caps.has_cfg_reg) in atmci_set_ios()
1373 atmci_writel(host, ATMCI_CFG, host->cfg_reg); in atmci_set_ios()
1375 host->need_clock_update = true; in atmci_set_ios()
1378 spin_unlock_bh(&host->lock); in atmci_set_ios()
1382 spin_lock_bh(&host->lock); in atmci_set_ios()
1385 if (host->slot[i] && host->slot[i]->clock) { in atmci_set_ios()
1391 atmci_writel(host, ATMCI_CR, ATMCI_CR_MCIDIS); in atmci_set_ios()
1392 if (host->mode_reg) { in atmci_set_ios()
1393 atmci_readl(host, ATMCI_MR); in atmci_set_ios()
1395 host->mode_reg = 0; in atmci_set_ios()
1397 spin_unlock_bh(&host->lock); in atmci_set_ios()
1426 pm_runtime_mark_last_busy(&host->pdev->dev); in atmci_set_ios()
1427 pm_runtime_put_autosuspend(&host->pdev->dev); in atmci_set_ios()
1462 struct atmel_mci *host = slot->host; in atmci_enable_sdio_irq() local
1465 atmci_writel(host, ATMCI_IER, slot->sdio_irq); in atmci_enable_sdio_irq()
1467 atmci_writel(host, ATMCI_IDR, slot->sdio_irq); in atmci_enable_sdio_irq()
1479 static void atmci_request_end(struct atmel_mci *host, struct mmc_request *mrq) in atmci_request_end() argument
1480 __releases(&host->lock) in atmci_request_end()
1481 __acquires(&host->lock) in atmci_request_end()
1484 struct mmc_host *prev_mmc = host->cur_slot->mmc; in atmci_request_end()
1486 WARN_ON(host->cmd || host->data); in atmci_request_end()
1493 if (host->need_clock_update) { in atmci_request_end()
1494 atmci_writel(host, ATMCI_MR, host->mode_reg); in atmci_request_end()
1495 if (host->caps.has_cfg_reg) in atmci_request_end()
1496 atmci_writel(host, ATMCI_CFG, host->cfg_reg); in atmci_request_end()
1499 host->cur_slot->mrq = NULL; in atmci_request_end()
1500 host->mrq = NULL; in atmci_request_end()
1501 if (!list_empty(&host->queue)) { in atmci_request_end()
1502 slot = list_entry(host->queue.next, in atmci_request_end()
1505 dev_vdbg(&host->pdev->dev, "list not empty: %s is next\n", in atmci_request_end()
1507 host->state = STATE_SENDING_CMD; in atmci_request_end()
1508 atmci_start_request(host, slot); in atmci_request_end()
1510 dev_vdbg(&host->pdev->dev, "list empty\n"); in atmci_request_end()
1511 host->state = STATE_IDLE; in atmci_request_end()
1514 del_timer(&host->timer); in atmci_request_end()
1516 spin_unlock(&host->lock); in atmci_request_end()
1518 spin_lock(&host->lock); in atmci_request_end()
1520 pm_runtime_mark_last_busy(&host->pdev->dev); in atmci_request_end()
1521 pm_runtime_put_autosuspend(&host->pdev->dev); in atmci_request_end()
1524 static void atmci_command_complete(struct atmel_mci *host, in atmci_command_complete() argument
1527 u32 status = host->cmd_status; in atmci_command_complete()
1530 cmd->resp[0] = atmci_readl(host, ATMCI_RSPR); in atmci_command_complete()
1531 cmd->resp[1] = atmci_readl(host, ATMCI_RSPR); in atmci_command_complete()
1532 cmd->resp[2] = atmci_readl(host, ATMCI_RSPR); in atmci_command_complete()
1533 cmd->resp[3] = atmci_readl(host, ATMCI_RSPR); in atmci_command_complete()
1541 else if (host->mrq->data && (host->mrq->data->blksz & 3)) { in atmci_command_complete()
1542 if (host->caps.need_blksz_mul_4) { in atmci_command_complete()
1544 host->need_reset = 1; in atmci_command_complete()
1575 struct atmel_mci *host = slot->host; in atmci_detect_change() local
1581 spin_lock(&host->lock); in atmci_detect_change()
1591 if (mrq == host->mrq) { in atmci_detect_change()
1596 atmci_writel(host, ATMCI_CR, ATMCI_CR_SWRST); in atmci_detect_change()
1597 atmci_writel(host, ATMCI_CR, ATMCI_CR_MCIEN); in atmci_detect_change()
1598 atmci_writel(host, ATMCI_MR, host->mode_reg); in atmci_detect_change()
1599 if (host->caps.has_cfg_reg) in atmci_detect_change()
1600 atmci_writel(host, ATMCI_CFG, host->cfg_reg); in atmci_detect_change()
1602 host->data = NULL; in atmci_detect_change()
1603 host->cmd = NULL; in atmci_detect_change()
1605 switch (host->state) { in atmci_detect_change()
1611 host->stop_transfer(host); in atmci_detect_change()
1615 host->stop_transfer(host); in atmci_detect_change()
1627 atmci_request_end(host, mrq); in atmci_detect_change()
1636 spin_unlock(&host->lock); in atmci_detect_change()
1638 spin_lock(&host->lock); in atmci_detect_change()
1641 spin_unlock(&host->lock); in atmci_detect_change()
1649 struct atmel_mci *host = (struct atmel_mci *)priv; in atmci_tasklet_func() local
1650 struct mmc_request *mrq = host->mrq; in atmci_tasklet_func()
1651 struct mmc_data *data = host->data; in atmci_tasklet_func()
1652 enum atmel_mci_state state = host->state; in atmci_tasklet_func()
1656 spin_lock(&host->lock); in atmci_tasklet_func()
1658 state = host->state; in atmci_tasklet_func()
1660 dev_vdbg(&host->pdev->dev, in atmci_tasklet_func()
1662 state, host->pending_events, host->completed_events, in atmci_tasklet_func()
1663 atmci_readl(host, ATMCI_IMR)); in atmci_tasklet_func()
1667 dev_dbg(&host->pdev->dev, "FSM: state=%d\n", state); in atmci_tasklet_func()
1680 dev_dbg(&host->pdev->dev, "FSM: cmd ready?\n"); in atmci_tasklet_func()
1681 if (!atmci_test_and_clear_pending(host, in atmci_tasklet_func()
1685 dev_dbg(&host->pdev->dev, "set completed cmd ready\n"); in atmci_tasklet_func()
1686 host->cmd = NULL; in atmci_tasklet_func()
1687 atmci_set_completed(host, EVENT_CMD_RDY); in atmci_tasklet_func()
1688 atmci_command_complete(host, mrq->cmd); in atmci_tasklet_func()
1690 dev_dbg(&host->pdev->dev, in atmci_tasklet_func()
1697 host->stop_transfer(host); in atmci_tasklet_func()
1698 host->data = NULL; in atmci_tasklet_func()
1699 atmci_writel(host, ATMCI_IDR, in atmci_tasklet_func()
1706 dev_dbg(&host->pdev->dev, in atmci_tasklet_func()
1708 atmci_writel(host, ATMCI_IER, ATMCI_NOTBUSY); in atmci_tasklet_func()
1716 if (atmci_test_and_clear_pending(host, in atmci_tasklet_func()
1718 dev_dbg(&host->pdev->dev, "set completed data error\n"); in atmci_tasklet_func()
1719 atmci_set_completed(host, EVENT_DATA_ERROR); in atmci_tasklet_func()
1731 dev_dbg(&host->pdev->dev, "FSM: xfer complete?\n"); in atmci_tasklet_func()
1732 if (!atmci_test_and_clear_pending(host, in atmci_tasklet_func()
1736 dev_dbg(&host->pdev->dev, in atmci_tasklet_func()
1739 atmci_set_completed(host, EVENT_XFER_COMPLETE); in atmci_tasklet_func()
1741 if (host->caps.need_notbusy_for_read_ops || in atmci_tasklet_func()
1742 (host->data->flags & MMC_DATA_WRITE)) { in atmci_tasklet_func()
1743 atmci_writel(host, ATMCI_IER, ATMCI_NOTBUSY); in atmci_tasklet_func()
1745 } else if (host->mrq->stop) { in atmci_tasklet_func()
1746 atmci_writel(host, ATMCI_IER, ATMCI_CMDRDY); in atmci_tasklet_func()
1747 atmci_send_stop_cmd(host, data); in atmci_tasklet_func()
1750 host->data = NULL; in atmci_tasklet_func()
1764 dev_dbg(&host->pdev->dev, "FSM: not busy?\n"); in atmci_tasklet_func()
1765 if (!atmci_test_and_clear_pending(host, in atmci_tasklet_func()
1769 dev_dbg(&host->pdev->dev, "set completed not busy\n"); in atmci_tasklet_func()
1770 atmci_set_completed(host, EVENT_NOTBUSY); in atmci_tasklet_func()
1772 if (host->data) { in atmci_tasklet_func()
1778 if (host->mrq->stop) { in atmci_tasklet_func()
1779 atmci_writel(host, ATMCI_IER, in atmci_tasklet_func()
1781 atmci_send_stop_cmd(host, data); in atmci_tasklet_func()
1784 host->data = NULL; in atmci_tasklet_func()
1801 dev_dbg(&host->pdev->dev, "FSM: cmd ready?\n"); in atmci_tasklet_func()
1802 if (!atmci_test_and_clear_pending(host, in atmci_tasklet_func()
1806 dev_dbg(&host->pdev->dev, "FSM: cmd ready\n"); in atmci_tasklet_func()
1807 host->cmd = NULL; in atmci_tasklet_func()
1810 atmci_command_complete(host, mrq->stop); in atmci_tasklet_func()
1812 host->stop_transfer(host); in atmci_tasklet_func()
1813 atmci_writel(host, ATMCI_IDR, in atmci_tasklet_func()
1818 atmci_writel(host, ATMCI_IER, ATMCI_NOTBUSY); in atmci_tasklet_func()
1821 host->data = NULL; in atmci_tasklet_func()
1825 atmci_writel(host, ATMCI_IDR, ATMCI_TXRDY | ATMCI_RXRDY in atmci_tasklet_func()
1827 status = host->data_status; in atmci_tasklet_func()
1829 host->stop_transfer(host); in atmci_tasklet_func()
1830 host->data = NULL; in atmci_tasklet_func()
1842 atmci_request_end(host, host->mrq); in atmci_tasklet_func()
1848 host->state = state; in atmci_tasklet_func()
1850 spin_unlock(&host->lock); in atmci_tasklet_func()
1853 static void atmci_read_data_pio(struct atmel_mci *host) in atmci_read_data_pio() argument
1855 struct scatterlist *sg = host->sg; in atmci_read_data_pio()
1857 unsigned int offset = host->pio_offset; in atmci_read_data_pio()
1858 struct mmc_data *data = host->data; in atmci_read_data_pio()
1864 value = atmci_readl(host, ATMCI_RDR); in atmci_read_data_pio()
1873 host->sg = sg = sg_next(sg); in atmci_read_data_pio()
1874 host->sg_len--; in atmci_read_data_pio()
1875 if (!sg || !host->sg_len) in atmci_read_data_pio()
1887 host->sg = sg = sg_next(sg); in atmci_read_data_pio()
1888 host->sg_len--; in atmci_read_data_pio()
1889 if (!sg || !host->sg_len) in atmci_read_data_pio()
1898 status = atmci_readl(host, ATMCI_SR); in atmci_read_data_pio()
1900 atmci_writel(host, ATMCI_IDR, (ATMCI_NOTBUSY | ATMCI_RXRDY in atmci_read_data_pio()
1902 host->data_status = status; in atmci_read_data_pio()
1908 host->pio_offset = offset; in atmci_read_data_pio()
1914 atmci_writel(host, ATMCI_IDR, ATMCI_RXRDY); in atmci_read_data_pio()
1915 atmci_writel(host, ATMCI_IER, ATMCI_NOTBUSY); in atmci_read_data_pio()
1918 atmci_set_pending(host, EVENT_XFER_COMPLETE); in atmci_read_data_pio()
1921 static void atmci_write_data_pio(struct atmel_mci *host) in atmci_write_data_pio() argument
1923 struct scatterlist *sg = host->sg; in atmci_write_data_pio()
1925 unsigned int offset = host->pio_offset; in atmci_write_data_pio()
1926 struct mmc_data *data = host->data; in atmci_write_data_pio()
1934 atmci_writel(host, ATMCI_TDR, value); in atmci_write_data_pio()
1939 host->sg = sg = sg_next(sg); in atmci_write_data_pio()
1940 host->sg_len--; in atmci_write_data_pio()
1941 if (!sg || !host->sg_len) in atmci_write_data_pio()
1954 host->sg = sg = sg_next(sg); in atmci_write_data_pio()
1955 host->sg_len--; in atmci_write_data_pio()
1956 if (!sg || !host->sg_len) { in atmci_write_data_pio()
1957 atmci_writel(host, ATMCI_TDR, value); in atmci_write_data_pio()
1964 atmci_writel(host, ATMCI_TDR, value); in atmci_write_data_pio()
1968 status = atmci_readl(host, ATMCI_SR); in atmci_write_data_pio()
1970 atmci_writel(host, ATMCI_IDR, (ATMCI_NOTBUSY | ATMCI_TXRDY in atmci_write_data_pio()
1972 host->data_status = status; in atmci_write_data_pio()
1978 host->pio_offset = offset; in atmci_write_data_pio()
1984 atmci_writel(host, ATMCI_IDR, ATMCI_TXRDY); in atmci_write_data_pio()
1985 atmci_writel(host, ATMCI_IER, ATMCI_NOTBUSY); in atmci_write_data_pio()
1988 atmci_set_pending(host, EVENT_XFER_COMPLETE); in atmci_write_data_pio()
1991 static void atmci_sdio_interrupt(struct atmel_mci *host, u32 status) in atmci_sdio_interrupt() argument
1996 struct atmel_mci_slot *slot = host->slot[i]; in atmci_sdio_interrupt()
2006 struct atmel_mci *host = dev_id; in atmci_interrupt() local
2011 status = atmci_readl(host, ATMCI_SR); in atmci_interrupt()
2012 mask = atmci_readl(host, ATMCI_IMR); in atmci_interrupt()
2018 dev_dbg(&host->pdev->dev, "IRQ: data error\n"); in atmci_interrupt()
2019 atmci_writel(host, ATMCI_IDR, ATMCI_DATA_ERROR_FLAGS in atmci_interrupt()
2024 host->data_status = status; in atmci_interrupt()
2025 dev_dbg(&host->pdev->dev, "set pending data error\n"); in atmci_interrupt()
2027 atmci_set_pending(host, EVENT_DATA_ERROR); in atmci_interrupt()
2028 tasklet_schedule(&host->tasklet); in atmci_interrupt()
2032 dev_dbg(&host->pdev->dev, "IRQ: tx buffer empty\n"); in atmci_interrupt()
2033 atmci_writel(host, ATMCI_IDR, ATMCI_TXBUFE); in atmci_interrupt()
2034 atmci_writel(host, ATMCI_IDR, ATMCI_ENDTX); in atmci_interrupt()
2040 if (host->data_size) { in atmci_interrupt()
2041 atmci_pdc_set_both_buf(host, XFER_TRANSMIT); in atmci_interrupt()
2042 atmci_writel(host, ATMCI_IER, ATMCI_ENDTX); in atmci_interrupt()
2043 atmci_writel(host, ATMCI_IER, ATMCI_TXBUFE); in atmci_interrupt()
2045 atmci_pdc_complete(host); in atmci_interrupt()
2048 dev_dbg(&host->pdev->dev, "IRQ: end of tx buffer\n"); in atmci_interrupt()
2049 atmci_writel(host, ATMCI_IDR, ATMCI_ENDTX); in atmci_interrupt()
2051 if (host->data_size) { in atmci_interrupt()
2052 atmci_pdc_set_single_buf(host, in atmci_interrupt()
2054 atmci_writel(host, ATMCI_IER, ATMCI_ENDTX); in atmci_interrupt()
2059 dev_dbg(&host->pdev->dev, "IRQ: rx buffer full\n"); in atmci_interrupt()
2060 atmci_writel(host, ATMCI_IDR, ATMCI_RXBUFF); in atmci_interrupt()
2061 atmci_writel(host, ATMCI_IDR, ATMCI_ENDRX); in atmci_interrupt()
2067 if (host->data_size) { in atmci_interrupt()
2068 atmci_pdc_set_both_buf(host, XFER_RECEIVE); in atmci_interrupt()
2069 atmci_writel(host, ATMCI_IER, ATMCI_ENDRX); in atmci_interrupt()
2070 atmci_writel(host, ATMCI_IER, ATMCI_RXBUFF); in atmci_interrupt()
2072 atmci_pdc_complete(host); in atmci_interrupt()
2075 dev_dbg(&host->pdev->dev, "IRQ: end of rx buffer\n"); in atmci_interrupt()
2076 atmci_writel(host, ATMCI_IDR, ATMCI_ENDRX); in atmci_interrupt()
2078 if (host->data_size) { in atmci_interrupt()
2079 atmci_pdc_set_single_buf(host, in atmci_interrupt()
2081 atmci_writel(host, ATMCI_IER, ATMCI_ENDRX); in atmci_interrupt()
2092 dev_dbg(&host->pdev->dev, "IRQ: blke\n"); in atmci_interrupt()
2093 atmci_writel(host, ATMCI_IDR, ATMCI_BLKE); in atmci_interrupt()
2095 dev_dbg(&host->pdev->dev, "set pending notbusy\n"); in atmci_interrupt()
2096 atmci_set_pending(host, EVENT_NOTBUSY); in atmci_interrupt()
2097 tasklet_schedule(&host->tasklet); in atmci_interrupt()
2101 dev_dbg(&host->pdev->dev, "IRQ: not_busy\n"); in atmci_interrupt()
2102 atmci_writel(host, ATMCI_IDR, ATMCI_NOTBUSY); in atmci_interrupt()
2104 dev_dbg(&host->pdev->dev, "set pending notbusy\n"); in atmci_interrupt()
2105 atmci_set_pending(host, EVENT_NOTBUSY); in atmci_interrupt()
2106 tasklet_schedule(&host->tasklet); in atmci_interrupt()
2110 atmci_read_data_pio(host); in atmci_interrupt()
2112 atmci_write_data_pio(host); in atmci_interrupt()
2115 dev_dbg(&host->pdev->dev, "IRQ: cmd ready\n"); in atmci_interrupt()
2116 atmci_writel(host, ATMCI_IDR, ATMCI_CMDRDY); in atmci_interrupt()
2117 host->cmd_status = status; in atmci_interrupt()
2119 dev_dbg(&host->pdev->dev, "set pending cmd rdy\n"); in atmci_interrupt()
2120 atmci_set_pending(host, EVENT_CMD_RDY); in atmci_interrupt()
2121 tasklet_schedule(&host->tasklet); in atmci_interrupt()
2125 atmci_sdio_interrupt(host, status); in atmci_interrupt()
2147 static int atmci_init_slot(struct atmel_mci *host, in atmci_init_slot() argument
2154 mmc = mmc_alloc_host(sizeof(struct atmel_mci_slot), &host->pdev->dev); in atmci_init_slot()
2160 slot->host = host; in atmci_init_slot()
2175 mmc->f_min = DIV_ROUND_UP(host->bus_hz, 512); in atmci_init_slot()
2176 mmc->f_max = host->bus_hz / 2; in atmci_init_slot()
2180 if (host->caps.has_highspeed) in atmci_init_slot()
2187 if ((slot_data->bus_width >= 4) && host->caps.has_rwproof) in atmci_init_slot()
2190 if (atmci_get_version(host) < 0x200) { in atmci_init_slot()
2206 if (devm_gpio_request(&host->pdev->dev, slot->detect_pin, in atmci_init_slot()
2224 if (devm_gpio_request(&host->pdev->dev, slot->wp_pin, in atmci_init_slot()
2231 host->slot[id] = slot; in atmci_init_slot()
2275 slot->host->slot[id] = NULL; in atmci_cleanup_slot()
2279 static int atmci_configure_dma(struct atmel_mci *host) in atmci_configure_dma() argument
2281 host->dma.chan = dma_request_slave_channel_reason(&host->pdev->dev, in atmci_configure_dma()
2283 if (IS_ERR(host->dma.chan)) in atmci_configure_dma()
2284 return PTR_ERR(host->dma.chan); in atmci_configure_dma()
2286 dev_info(&host->pdev->dev, "using %s for DMA transfers\n", in atmci_configure_dma()
2287 dma_chan_name(host->dma.chan)); in atmci_configure_dma()
2289 host->dma_conf.src_addr = host->mapbase + ATMCI_RDR; in atmci_configure_dma()
2290 host->dma_conf.src_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; in atmci_configure_dma()
2291 host->dma_conf.src_maxburst = 1; in atmci_configure_dma()
2292 host->dma_conf.dst_addr = host->mapbase + ATMCI_TDR; in atmci_configure_dma()
2293 host->dma_conf.dst_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; in atmci_configure_dma()
2294 host->dma_conf.dst_maxburst = 1; in atmci_configure_dma()
2295 host->dma_conf.device_fc = false; in atmci_configure_dma()
2305 static void atmci_get_cap(struct atmel_mci *host) in atmci_get_cap() argument
2309 version = atmci_get_version(host); in atmci_get_cap()
2310 dev_info(&host->pdev->dev, in atmci_get_cap()
2313 host->caps.has_dma_conf_reg = 0; in atmci_get_cap()
2314 host->caps.has_pdc = ATMCI_PDC_CONNECTED; in atmci_get_cap()
2315 host->caps.has_cfg_reg = 0; in atmci_get_cap()
2316 host->caps.has_cstor_reg = 0; in atmci_get_cap()
2317 host->caps.has_highspeed = 0; in atmci_get_cap()
2318 host->caps.has_rwproof = 0; in atmci_get_cap()
2319 host->caps.has_odd_clk_div = 0; in atmci_get_cap()
2320 host->caps.has_bad_data_ordering = 1; in atmci_get_cap()
2321 host->caps.need_reset_after_xfer = 1; in atmci_get_cap()
2322 host->caps.need_blksz_mul_4 = 1; in atmci_get_cap()
2323 host->caps.need_notbusy_for_read_ops = 0; in atmci_get_cap()
2329 host->caps.has_odd_clk_div = 1; in atmci_get_cap()
2332 host->caps.has_dma_conf_reg = 1; in atmci_get_cap()
2333 host->caps.has_pdc = 0; in atmci_get_cap()
2334 host->caps.has_cfg_reg = 1; in atmci_get_cap()
2335 host->caps.has_cstor_reg = 1; in atmci_get_cap()
2336 host->caps.has_highspeed = 1; in atmci_get_cap()
2338 host->caps.has_rwproof = 1; in atmci_get_cap()
2339 host->caps.need_blksz_mul_4 = 0; in atmci_get_cap()
2340 host->caps.need_notbusy_for_read_ops = 1; in atmci_get_cap()
2342 host->caps.has_bad_data_ordering = 0; in atmci_get_cap()
2343 host->caps.need_reset_after_xfer = 0; in atmci_get_cap()
2347 host->caps.has_pdc = 0; in atmci_get_cap()
2348 dev_warn(&host->pdev->dev, in atmci_get_cap()
2357 struct atmel_mci *host; in atmci_probe() local
2379 host = devm_kzalloc(&pdev->dev, sizeof(*host), GFP_KERNEL); in atmci_probe()
2380 if (!host) in atmci_probe()
2383 host->pdev = pdev; in atmci_probe()
2384 spin_lock_init(&host->lock); in atmci_probe()
2385 INIT_LIST_HEAD(&host->queue); in atmci_probe()
2387 host->mck = devm_clk_get(&pdev->dev, "mci_clk"); in atmci_probe()
2388 if (IS_ERR(host->mck)) in atmci_probe()
2389 return PTR_ERR(host->mck); in atmci_probe()
2391 host->regs = devm_ioremap(&pdev->dev, regs->start, resource_size(regs)); in atmci_probe()
2392 if (!host->regs) in atmci_probe()
2395 ret = clk_prepare_enable(host->mck); in atmci_probe()
2399 atmci_writel(host, ATMCI_CR, ATMCI_CR_SWRST); in atmci_probe()
2400 host->bus_hz = clk_get_rate(host->mck); in atmci_probe()
2402 host->mapbase = regs->start; in atmci_probe()
2404 tasklet_init(&host->tasklet, atmci_tasklet_func, (unsigned long)host); in atmci_probe()
2406 ret = request_irq(irq, atmci_interrupt, 0, dev_name(&pdev->dev), host); in atmci_probe()
2408 clk_disable_unprepare(host->mck); in atmci_probe()
2413 atmci_get_cap(host); in atmci_probe()
2414 ret = atmci_configure_dma(host); in atmci_probe()
2418 host->prepare_data = &atmci_prepare_data_dma; in atmci_probe()
2419 host->submit_data = &atmci_submit_data_dma; in atmci_probe()
2420 host->stop_transfer = &atmci_stop_transfer_dma; in atmci_probe()
2421 } else if (host->caps.has_pdc) { in atmci_probe()
2423 host->prepare_data = &atmci_prepare_data_pdc; in atmci_probe()
2424 host->submit_data = &atmci_submit_data_pdc; in atmci_probe()
2425 host->stop_transfer = &atmci_stop_transfer_pdc; in atmci_probe()
2428 host->prepare_data = &atmci_prepare_data; in atmci_probe()
2429 host->submit_data = &atmci_submit_data; in atmci_probe()
2430 host->stop_transfer = &atmci_stop_transfer; in atmci_probe()
2433 platform_set_drvdata(pdev, host); in atmci_probe()
2435 setup_timer(&host->timer, atmci_timeout_timer, (unsigned long)host); in atmci_probe()
2447 ret = atmci_init_slot(host, &pdata->slot[0], in atmci_probe()
2451 host->buf_size = host->slot[0]->mmc->max_req_size; in atmci_probe()
2455 ret = atmci_init_slot(host, &pdata->slot[1], in atmci_probe()
2459 if (host->slot[1]->mmc->max_req_size > host->buf_size) in atmci_probe()
2460 host->buf_size = in atmci_probe()
2461 host->slot[1]->mmc->max_req_size; in atmci_probe()
2470 if (!host->caps.has_rwproof) { in atmci_probe()
2471 host->buffer = dma_alloc_coherent(&pdev->dev, host->buf_size, in atmci_probe()
2472 &host->buf_phys_addr, in atmci_probe()
2474 if (!host->buffer) { in atmci_probe()
2483 host->mapbase, irq, nr_slots); in atmci_probe()
2485 pm_runtime_mark_last_busy(&host->pdev->dev); in atmci_probe()
2492 if (host->slot[i]) in atmci_probe()
2493 atmci_cleanup_slot(host->slot[i], i); in atmci_probe()
2496 clk_disable_unprepare(host->mck); in atmci_probe()
2501 del_timer_sync(&host->timer); in atmci_probe()
2502 if (!IS_ERR(host->dma.chan)) in atmci_probe()
2503 dma_release_channel(host->dma.chan); in atmci_probe()
2505 free_irq(irq, host); in atmci_probe()
2511 struct atmel_mci *host = platform_get_drvdata(pdev); in atmci_remove() local
2516 if (host->buffer) in atmci_remove()
2517 dma_free_coherent(&pdev->dev, host->buf_size, in atmci_remove()
2518 host->buffer, host->buf_phys_addr); in atmci_remove()
2521 if (host->slot[i]) in atmci_remove()
2522 atmci_cleanup_slot(host->slot[i], i); in atmci_remove()
2525 atmci_writel(host, ATMCI_IDR, ~0UL); in atmci_remove()
2526 atmci_writel(host, ATMCI_CR, ATMCI_CR_MCIDIS); in atmci_remove()
2527 atmci_readl(host, ATMCI_SR); in atmci_remove()
2529 del_timer_sync(&host->timer); in atmci_remove()
2530 if (!IS_ERR(host->dma.chan)) in atmci_remove()
2531 dma_release_channel(host->dma.chan); in atmci_remove()
2533 free_irq(platform_get_irq(pdev, 0), host); in atmci_remove()
2535 clk_disable_unprepare(host->mck); in atmci_remove()
2546 struct atmel_mci *host = dev_get_drvdata(dev); in atmci_runtime_suspend() local
2548 clk_disable_unprepare(host->mck); in atmci_runtime_suspend()
2557 struct atmel_mci *host = dev_get_drvdata(dev); in atmci_runtime_resume() local
2561 return clk_prepare_enable(host->mck); in atmci_runtime_resume()