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path: root/drivers/mmc/host/atmel-mci.c
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Diffstat (limited to 'drivers/mmc/host/atmel-mci.c')
-rw-r--r--drivers/mmc/host/atmel-mci.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c
index 88be37d9e9a5..fb279f4ed8b3 100644
--- a/drivers/mmc/host/atmel-mci.c
+++ b/drivers/mmc/host/atmel-mci.c
@@ -266,7 +266,7 @@ static int atmci_req_show(struct seq_file *s, void *v)
266 "CMD%u(0x%x) flg %x rsp %x %x %x %x err %d\n", 266 "CMD%u(0x%x) flg %x rsp %x %x %x %x err %d\n",
267 cmd->opcode, cmd->arg, cmd->flags, 267 cmd->opcode, cmd->arg, cmd->flags,
268 cmd->resp[0], cmd->resp[1], cmd->resp[2], 268 cmd->resp[0], cmd->resp[1], cmd->resp[2],
269 cmd->resp[2], cmd->error); 269 cmd->resp[3], cmd->error);
270 if (data) 270 if (data)
271 seq_printf(s, "DATA %u / %u * %u flg %x err %d\n", 271 seq_printf(s, "DATA %u / %u * %u flg %x err %d\n",
272 data->bytes_xfered, data->blocks, 272 data->bytes_xfered, data->blocks,
@@ -276,7 +276,7 @@ static int atmci_req_show(struct seq_file *s, void *v)
276 "CMD%u(0x%x) flg %x rsp %x %x %x %x err %d\n", 276 "CMD%u(0x%x) flg %x rsp %x %x %x %x err %d\n",
277 stop->opcode, stop->arg, stop->flags, 277 stop->opcode, stop->arg, stop->flags,
278 stop->resp[0], stop->resp[1], stop->resp[2], 278 stop->resp[0], stop->resp[1], stop->resp[2],
279 stop->resp[2], stop->error); 279 stop->resp[3], stop->error);
280 } 280 }
281 281
282 spin_unlock_bh(&slot->host->lock); 282 spin_unlock_bh(&slot->host->lock);
@@ -569,9 +569,10 @@ static void atmci_dma_cleanup(struct atmel_mci *host)
569{ 569{
570 struct mmc_data *data = host->data; 570 struct mmc_data *data = host->data;
571 571
572 dma_unmap_sg(&host->pdev->dev, data->sg, data->sg_len, 572 if (data)
573 ((data->flags & MMC_DATA_WRITE) 573 dma_unmap_sg(&host->pdev->dev, data->sg, data->sg_len,
574 ? DMA_TO_DEVICE : DMA_FROM_DEVICE)); 574 ((data->flags & MMC_DATA_WRITE)
575 ? DMA_TO_DEVICE : DMA_FROM_DEVICE));
575} 576}
576 577
577static void atmci_stop_dma(struct atmel_mci *host) 578static void atmci_stop_dma(struct atmel_mci *host)
@@ -1099,8 +1100,8 @@ static void atmci_command_complete(struct atmel_mci *host,
1099 "command error: status=0x%08x\n", status); 1100 "command error: status=0x%08x\n", status);
1100 1101
1101 if (cmd->data) { 1102 if (cmd->data) {
1102 host->data = NULL;
1103 atmci_stop_dma(host); 1103 atmci_stop_dma(host);
1104 host->data = NULL;
1104 mci_writel(host, IDR, MCI_NOTBUSY 1105 mci_writel(host, IDR, MCI_NOTBUSY
1105 | MCI_TXRDY | MCI_RXRDY 1106 | MCI_TXRDY | MCI_RXRDY
1106 | ATMCI_DATA_ERROR_FLAGS); 1107 | ATMCI_DATA_ERROR_FLAGS);
@@ -1293,6 +1294,7 @@ static void atmci_tasklet_func(unsigned long priv)
1293 } else { 1294 } else {
1294 data->bytes_xfered = data->blocks * data->blksz; 1295 data->bytes_xfered = data->blocks * data->blksz;
1295 data->error = 0; 1296 data->error = 0;
1297 mci_writel(host, IDR, ATMCI_DATA_ERROR_FLAGS);
1296 } 1298 }
1297 1299
1298 if (!data->stop) { 1300 if (!data->stop) {
@@ -1751,13 +1753,13 @@ static int __init atmci_probe(struct platform_device *pdev)
1751 ret = -ENODEV; 1753 ret = -ENODEV;
1752 if (pdata->slot[0].bus_width) { 1754 if (pdata->slot[0].bus_width) {
1753 ret = atmci_init_slot(host, &pdata->slot[0], 1755 ret = atmci_init_slot(host, &pdata->slot[0],
1754 MCI_SDCSEL_SLOT_A, 0); 1756 0, MCI_SDCSEL_SLOT_A);
1755 if (!ret) 1757 if (!ret)
1756 nr_slots++; 1758 nr_slots++;
1757 } 1759 }
1758 if (pdata->slot[1].bus_width) { 1760 if (pdata->slot[1].bus_width) {
1759 ret = atmci_init_slot(host, &pdata->slot[1], 1761 ret = atmci_init_slot(host, &pdata->slot[1],
1760 MCI_SDCSEL_SLOT_B, 1); 1762 1, MCI_SDCSEL_SLOT_B);
1761 if (!ret) 1763 if (!ret)
1762 nr_slots++; 1764 nr_slots++;
1763 } 1765 }