diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2011-02-10 15:10:00 (GMT) |
|---|---|---|
| committer | Chris Ball <cjb@laptop.org> | 2011-03-15 17:49:16 (GMT) |
| commit | a5ece7d29d09714a690f83f6f0ce395f4374021e (patch) | |
| tree | 798af18294cad483562746b72bcaf56b1e27f33f /drivers/mmc/host/sh_mmcif.c | |
| parent | f38f94c6b226f7c6888bedbcadf0ed2ddca7d029 (diff) | |
| download | linux-a5ece7d29d09714a690f83f6f0ce395f4374021e.tar.xz | |
mmc: sh_mmcif: use dmaengine helpers, drop submit check
Use the new dmaengine helper functions, and drop the error check
on the returned cookier from the dmaengine - we recently
established that this is really not allowed to fail.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'drivers/mmc/host/sh_mmcif.c')
| -rw-r--r-- | drivers/mmc/host/sh_mmcif.c | 22 |
1 files changed, 6 insertions, 16 deletions
diff --git a/drivers/mmc/host/sh_mmcif.c b/drivers/mmc/host/sh_mmcif.c index e247031..aea8626 100644 --- a/drivers/mmc/host/sh_mmcif.c +++ b/drivers/mmc/host/sh_mmcif.c @@ -224,14 +224,9 @@ static void sh_mmcif_start_dma_rx(struct sh_mmcif_host *host) if (desc) { desc->callback = mmcif_dma_complete; desc->callback_param = host; - cookie = desc->tx_submit(desc); - if (cookie < 0) { - desc = NULL; - ret = cookie; - } else { - sh_mmcif_bitset(host, MMCIF_CE_BUF_ACC, BUF_ACC_DMAREN); - chan->device->device_issue_pending(chan); - } + cookie = dmaengine_submit(desc); + sh_mmcif_bitset(host, MMCIF_CE_BUF_ACC, BUF_ACC_DMAREN); + dma_async_issue_pending(chan); } dev_dbg(&host->pd->dev, "%s(): mapped %d -> %d, cookie %d\n", __func__, host->data->sg_len, ret, cookie); @@ -277,14 +272,9 @@ static void sh_mmcif_start_dma_tx(struct sh_mmcif_host *host) if (desc) { desc->callback = mmcif_dma_complete; desc->callback_param = host; - cookie = desc->tx_submit(desc); - if (cookie < 0) { - desc = NULL; - ret = cookie; - } else { - sh_mmcif_bitset(host, MMCIF_CE_BUF_ACC, BUF_ACC_DMAWEN); - chan->device->device_issue_pending(chan); - } + cookie = dmaengine_submit(desc); + sh_mmcif_bitset(host, MMCIF_CE_BUF_ACC, BUF_ACC_DMAWEN); + dma_async_issue_pending(chan); } dev_dbg(&host->pd->dev, "%s(): mapped %d -> %d, cookie %d\n", __func__, host->data->sg_len, ret, cookie); |