diff options
| author | Andy Shevchenko | 2016-03-18 13:26:36 +0100 |
|---|---|---|
| committer | Vinod Koul | 2016-04-04 18:42:00 +0200 |
| commit | 17b3cf4233d77698df0e5ff39303c145ac355d6a (patch) | |
| tree | 4bb92300c5afd6b07eb9213caae2e9e307fe1858 /drivers/dma/hsu/hsu.c | |
| parent | dmaengine: hsu: don't check direction of timeouted channel (diff) | |
| download | kernel-qcow2-linux-17b3cf4233d77698df0e5ff39303c145ac355d6a.tar.gz kernel-qcow2-linux-17b3cf4233d77698df0e5ff39303c145ac355d6a.tar.xz kernel-qcow2-linux-17b3cf4233d77698df0e5ff39303c145ac355d6a.zip | |
dmaengine: hsu: set maximum allowed segment size for DMA
This tells, for example, IOMMU what the maximum size of a segment
the DMA controller can send.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma/hsu/hsu.c')
| -rw-r--r-- | drivers/dma/hsu/hsu.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/dma/hsu/hsu.c b/drivers/dma/hsu/hsu.c index 1817b7bc9576..59d1e7c6fd0f 100644 --- a/drivers/dma/hsu/hsu.c +++ b/drivers/dma/hsu/hsu.c @@ -417,6 +417,8 @@ int hsu_dma_probe(struct hsu_dma_chip *chip) hsu->dma.dev = chip->dev; + dma_set_max_seg_size(hsu->dma.dev, HSU_CH_DxTSR_MASK); + ret = dma_async_device_register(&hsu->dma); if (ret) return ret; |