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| author | Christoph Hellwig <hch@lst.de> | 2020-07-08 09:30:00 +0200 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2020-07-19 09:29:23 +0200 |
| commit | 2f9237d4f6df49b74c51cdac555b0a9979d0c237 (patch) | |
| tree | 6a09811a657e87bc6b716443993bceb2775a1b8f /drivers/macintosh | |
| parent | dma-mapping: inline the fast path dma-direct calls (diff) | |
| download | linux-2f9237d4f6df49b74c51cdac555b0a9979d0c237.tar.xz linux-2f9237d4f6df49b74c51cdac555b0a9979d0c237.zip | |
dma-mapping: make support for dma ops optional
Avoid the overhead of the dma ops support for tiny builds that only
use the direct mapping.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Tested-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Reviewed-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Diffstat (limited to 'drivers/macintosh')
| -rw-r--r-- | drivers/macintosh/macio_asic.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/macintosh/macio_asic.c b/drivers/macintosh/macio_asic.c index 92d142d2b75f..49af60bdac92 100644 --- a/drivers/macintosh/macio_asic.c +++ b/drivers/macintosh/macio_asic.c @@ -382,7 +382,7 @@ static struct macio_dev * macio_add_one_device(struct macio_chip *chip, dma_set_max_seg_size(&dev->ofdev.dev, 65536); dma_set_seg_boundary(&dev->ofdev.dev, 0xffffffff); -#ifdef CONFIG_PCI +#if defined(CONFIG_PCI) && defined(CONFIG_DMA_OPS) /* Set the DMA ops to the ones from the PCI device, this could be * fishy if we didn't know that on PowerMac it's always direct ops * or iommu ops that will work fine @@ -391,7 +391,7 @@ static struct macio_dev * macio_add_one_device(struct macio_chip *chip, */ dev->ofdev.dev.archdata = chip->lbus.pdev->dev.archdata; dev->ofdev.dev.dma_ops = chip->lbus.pdev->dev.dma_ops; -#endif /* CONFIG_PCI */ +#endif /* CONFIG_PCI && CONFIG_DMA_OPS */ #ifdef DEBUG printk("preparing mdev @%p, ofdev @%p, dev @%p, kobj @%p\n", |