diff options
Diffstat (limited to 'drivers/mmc/host/tmio_mmc_core.c')
| -rw-r--r-- | drivers/mmc/host/tmio_mmc_core.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/mmc/host/tmio_mmc_core.c b/drivers/mmc/host/tmio_mmc_core.c index 437048bb8027..e24c3d284515 100644 --- a/drivers/mmc/host/tmio_mmc_core.c +++ b/drivers/mmc/host/tmio_mmc_core.c @@ -412,7 +412,6 @@ static void tmio_mmc_pio_irq(struct tmio_mmc_host *host) void *sg_virt; unsigned short *buf; unsigned int count; - unsigned long flags; if (host->dma_on) { pr_err("PIO IRQ in DMA mode!\n"); @@ -422,8 +421,8 @@ static void tmio_mmc_pio_irq(struct tmio_mmc_host *host) return; } - sg_virt = tmio_mmc_kmap_atomic(host->sg_ptr, &flags); - buf = (unsigned short *)(sg_virt + host->sg_off); + sg_virt = kmap_local_page(sg_page(host->sg_ptr)); + buf = (unsigned short *)(sg_virt + host->sg_ptr->offset + host->sg_off); count = host->sg_ptr->length - host->sg_off; if (count > data->blksz) @@ -437,7 +436,7 @@ static void tmio_mmc_pio_irq(struct tmio_mmc_host *host) host->sg_off += count; - tmio_mmc_kunmap_atomic(host->sg_ptr, &flags, sg_virt); + kunmap_local(sg_virt); if (host->sg_off == host->sg_ptr->length) tmio_mmc_next_sg(host); @@ -446,11 +445,11 @@ static void tmio_mmc_pio_irq(struct tmio_mmc_host *host) static void tmio_mmc_check_bounce_buffer(struct tmio_mmc_host *host) { if (host->sg_ptr == &host->bounce_sg) { - unsigned long flags; - void *sg_vaddr = tmio_mmc_kmap_atomic(host->sg_orig, &flags); + void *sg_virt = kmap_local_page(sg_page(host->sg_orig)); - memcpy(sg_vaddr, host->bounce_buf, host->bounce_sg.length); - tmio_mmc_kunmap_atomic(host->sg_orig, &flags, sg_vaddr); + memcpy(sg_virt + host->sg_orig->offset, host->bounce_buf, + host->bounce_sg.length); + kunmap_local(sg_virt); } } @@ -670,6 +669,9 @@ static bool __tmio_mmc_sdcard_irq(struct tmio_mmc_host *host, int ireg, return true; } + if (host->dma_ops && host->dma_ops->dma_irq && host->dma_ops->dma_irq(host)) + return true; + return false; } |