diff options
Diffstat (limited to 'drivers/mmc/host/renesas_sdhi_internal_dmac.c')
| -rw-r--r-- | drivers/mmc/host/renesas_sdhi_internal_dmac.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/drivers/mmc/host/renesas_sdhi_internal_dmac.c b/drivers/mmc/host/renesas_sdhi_internal_dmac.c index a66f8d6d61d1..cb89f0578d42 100644 --- a/drivers/mmc/host/renesas_sdhi_internal_dmac.c +++ b/drivers/mmc/host/renesas_sdhi_internal_dmac.c @@ -229,15 +229,12 @@ static void renesas_sdhi_internal_dmac_issue_tasklet_fn(unsigned long arg) DTRAN_CTRL_DM_START); } -static void renesas_sdhi_internal_dmac_complete_tasklet_fn(unsigned long arg) +static bool renesas_sdhi_internal_dmac_complete(struct tmio_mmc_host *host) { - struct tmio_mmc_host *host = (struct tmio_mmc_host *)arg; enum dma_data_direction dir; - spin_lock_irq(&host->lock); - if (!host->data) - goto out; + return false; if (host->data->flags & MMC_DATA_READ) dir = DMA_FROM_DEVICE; @@ -250,6 +247,17 @@ static void renesas_sdhi_internal_dmac_complete_tasklet_fn(unsigned long arg) if (dir == DMA_FROM_DEVICE) clear_bit(SDHI_INTERNAL_DMAC_RX_IN_USE, &global_flags); + return true; +} + +static void renesas_sdhi_internal_dmac_complete_tasklet_fn(unsigned long arg) +{ + struct tmio_mmc_host *host = (struct tmio_mmc_host *)arg; + + spin_lock_irq(&host->lock); + if (!renesas_sdhi_internal_dmac_complete(host)) + goto out; + tmio_mmc_do_data_irq(host); out: spin_unlock_irq(&host->lock); |