diff options
| -rw-r--r-- | drivers/mmc/host/tmio_mmc.h | 7 | ||||
| -rw-r--r-- | drivers/mmc/host/tmio_mmc_dma.c | 12 | ||||
| -rw-r--r-- | drivers/mmc/host/tmio_mmc_pio.c | 6 |
3 files changed, 23 insertions, 2 deletions
diff --git a/drivers/mmc/host/tmio_mmc.h b/drivers/mmc/host/tmio_mmc.h index a95e6d90172..f96c536d130 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 7a6e6cc8f8b..8253ec12003 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 abad01b37cf..5f9ad74fbf8 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); } |