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| author | Christoph Hellwig <hch@lst.de> | 2020-09-11 09:29:50 +0200 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2020-09-25 06:12:15 +0200 |
| commit | 7ae10eb903d6ed9b3069fe1dc175b36d86667d09 (patch) | |
| tree | 99c2d92956da65c1c9dee9afddcaad8758147a89 | |
| parent | b9bb694b9f62f4b31652223ed3ca38cf98bbb370 (diff) | |
| download | linux-7ae10eb903d6ed9b3069fe1dc175b36d86667d09.tar.gz linux-7ae10eb903d6ed9b3069fe1dc175b36d86667d09.tar.bz2 linux-7ae10eb903d6ed9b3069fe1dc175b36d86667d09.zip | |
dma-mapping: remove DMA_MASK_NONE
This value is only used by a PCMCIA driver and not very useful.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Dominik Brodowski <linux@dominikbrodwski.net>
| -rw-r--r-- | drivers/pcmcia/ds.c | 2 | ||||
| -rw-r--r-- | include/linux/dma-mapping.h | 2 |
2 files changed, 1 insertions, 3 deletions
diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c index 09d06b082f8b..72114907c0e4 100644 --- a/drivers/pcmcia/ds.c +++ b/drivers/pcmcia/ds.c @@ -516,7 +516,7 @@ static struct pcmcia_device *pcmcia_device_add(struct pcmcia_socket *s, p_dev->dev.parent = s->dev.parent; p_dev->dev.release = pcmcia_release_dev; /* by default don't allow DMA */ - p_dev->dma_mask = DMA_MASK_NONE; + p_dev->dma_mask = 0; p_dev->dev.dma_mask = &p_dev->dma_mask; dev_set_name(&p_dev->dev, "%d.%d", p_dev->socket->sock, p_dev->device_no); if (!dev_name(&p_dev->dev)) diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h index bb138ac6f5e6..e074588d753f 100644 --- a/include/linux/dma-mapping.h +++ b/include/linux/dma-mapping.h @@ -138,8 +138,6 @@ extern const struct dma_map_ops dma_dummy_ops; #define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1)) -#define DMA_MASK_NONE 0x0ULL - static inline int valid_dma_direction(int dma_direction) { return ((dma_direction == DMA_BIDIRECTIONAL) || |