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-rw-r--r--drivers/mmc/host/tmio_mmc.h7
-rw-r--r--drivers/mmc/host/tmio_mmc_dma.c12
-rw-r--r--drivers/mmc/host/tmio_mmc_pio.c6
3 files changed, 23 insertions, 2 deletions
diff --git a/drivers/mmc/host/tmio_mmc.h b/drivers/mmc/host/tmio_mmc.h
index a95e6d901726..f96c536d130a 100644
--- a/drivers/mmc/host/tmio_mmc.h
+++ b/drivers/mmc/host/tmio_mmc.h
@@ -20,8 +20,8 @@
#include <linux/mmc/tmio.h>
#include <linux/mutex.h>
#include <linux/pagemap.h>
-#include <linux/spinlock.h>
#include <linux/scatterlist.h>
+#include <linux/spinlock.h>
/* Definitions for values the CTRL_SDIO_STATUS register can take. */
#define TMIO_SDIO_STAT_IOIRQ 0x0001
@@ -120,6 +120,7 @@ void tmio_mmc_start_dma(struct tmio_mmc_host *host, struct mmc_data *data);
void tmio_mmc_enable_dma(struct tmio_mmc_host *host, bool enable);
void tmio_mmc_request_dma(struct tmio_mmc_host *host, struct tmio_mmc_data *pdata);
void tmio_mmc_release_dma(struct tmio_mmc_host *host);
+void tmio_mmc_abort_dma(struct tmio_mmc_host *host);
#else
static inline void tmio_mmc_start_dma(struct tmio_mmc_host *host,
struct mmc_data *data)
@@ -140,6 +141,10 @@ static inline void tmio_mmc_request_dma(struct tmio_mmc_host *host,
static inline void tmio_mmc_release_dma(struct tmio_mmc_host *host)
{
}
+
+static inline void tmio_mmc_abort_dma(struct tmio_mmc_host *host)
+{
+}
#endif
#ifdef CONFIG_PM
diff --git a/drivers/mmc/host/tmio_mmc_dma.c b/drivers/mmc/host/tmio_mmc_dma.c
index 7a6e6cc8f8b8..8253ec12003e 100644
--- a/drivers/mmc/host/tmio_mmc_dma.c
+++ b/drivers/mmc/host/tmio_mmc_dma.c
@@ -34,6 +34,18 @@ void tmio_mmc_enable_dma(struct tmio_mmc_host *host, bool enable)
#endif
}
+void tmio_mmc_abort_dma(struct tmio_mmc_host *host)
+{
+ tmio_mmc_enable_dma(host, false);
+
+ if (host->chan_rx)
+ dmaengine_terminate_all(host->chan_rx);
+ if (host->chan_tx)
+ dmaengine_terminate_all(host->chan_tx);
+
+ tmio_mmc_enable_dma(host, true);
+}
+
static void tmio_mmc_start_dma_rx(struct tmio_mmc_host *host)
{
struct scatterlist *sg = host->sg_ptr, *sg_tmp;
diff --git a/drivers/mmc/host/tmio_mmc_pio.c b/drivers/mmc/host/tmio_mmc_pio.c
index abad01b37cfb..5f9ad74fbf80 100644
--- a/drivers/mmc/host/tmio_mmc_pio.c
+++ b/drivers/mmc/host/tmio_mmc_pio.c
@@ -41,8 +41,8 @@
#include <linux/platform_device.h>
#include <linux/pm_runtime.h>
#include <linux/scatterlist.h>
-#include <linux/workqueue.h>
#include <linux/spinlock.h>
+#include <linux/workqueue.h>
#include "tmio_mmc.h"
@@ -246,6 +246,7 @@ static void tmio_mmc_reset_work(struct work_struct *work)
/* Ready for new calls */
host->mrq = NULL;
+ tmio_mmc_abort_dma(host);
mmc_request_done(host->mmc, mrq);
}
@@ -272,6 +273,9 @@ static void tmio_mmc_finish_request(struct tmio_mmc_host *host)
host->mrq = NULL;
spin_unlock_irqrestore(&host->lock, flags);
+ if (mrq->cmd->error || (mrq->data && mrq->data->error))
+ tmio_mmc_abort_dma(host);
+
mmc_request_done(host->mmc, mrq);
}