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| author | Rafał Miłecki <zajec5@gmail.com> | 2011-07-20 19:52:15 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-07-22 09:51:12 -0400 |
| commit | 05aec233367262a43dbf0b615099757162e36f88 (patch) | |
| tree | cbfd96e2909dac94177db4e9b57c91056c2ad3a8 /include/linux/bcma/bcma.h | |
| parent | a9770a815d280d6aa2da406e159eff92b880670e (diff) | |
| download | lwn-05aec233367262a43dbf0b615099757162e36f88.tar.gz lwn-05aec233367262a43dbf0b615099757162e36f88.zip | |
bcma: inform drivers about translation bits needed for the core
When using DMA, drivers need to pass special translation info to the
hardware.
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'include/linux/bcma/bcma.h')
| -rw-r--r-- | include/linux/bcma/bcma.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/bcma/bcma.h b/include/linux/bcma/bcma.h index cc1582d24fbc..8c96654bef16 100644 --- a/include/linux/bcma/bcma.h +++ b/include/linux/bcma/bcma.h @@ -262,5 +262,10 @@ extern void bcma_core_set_clockmode(struct bcma_device *core, enum bcma_clkmode clkmode); extern void bcma_core_pll_ctl(struct bcma_device *core, u32 req, u32 status, bool on); +#define BCMA_DMA_TRANSLATION_MASK 0xC0000000 +#define BCMA_DMA_TRANSLATION_NONE 0x00000000 +#define BCMA_DMA_TRANSLATION_DMA32_CMT 0x40000000 /* Client Mode Translation for 32-bit DMA */ +#define BCMA_DMA_TRANSLATION_DMA64_CMT 0x80000000 /* Client Mode Translation for 64-bit DMA */ +extern u32 bcma_core_dma_translation(struct bcma_device *core); #endif /* LINUX_BCMA_H_ */ |