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| author | Suren A. Chilingaryan <csa@suren.me> | 2015-11-18 06:28:28 +0100 |
|---|---|---|
| committer | Suren A. Chilingaryan <csa@suren.me> | 2015-11-18 06:28:28 +0100 |
| commit | e30eddc0aeb368814d2bbe0031e6b6ed768bdfcf (patch) | |
| tree | df52925dedd955f40b7f861fc223a9766ae3fe15 /dma/ipe_private.h | |
| parent | 815924bac97aed5e4b662d5aafeed9634b82af4a (diff) | |
| download | pcitool-e30eddc0aeb368814d2bbe0031e6b6ed768bdfcf.tar.gz pcitool-e30eddc0aeb368814d2bbe0031e6b6ed768bdfcf.tar.bz2 pcitool-e30eddc0aeb368814d2bbe0031e6b6ed768bdfcf.tar.xz pcitool-e30eddc0aeb368814d2bbe0031e6b6ed768bdfcf.zip | |
Enforce 64-bit dma mask from IPEDMA if supported
Diffstat (limited to 'dma/ipe_private.h')
| -rw-r--r-- | dma/ipe_private.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/dma/ipe_private.h b/dma/ipe_private.h index 640b6a0..655a485 100644 --- a/dma/ipe_private.h +++ b/dma/ipe_private.h @@ -17,7 +17,8 @@ //#define IPEDMA_BUG_LAST_READ /**< We should forbid writting the second last available DMA buffer (the last is forbidden by design) */ //#define IPEDMA_DETECT_PACKETS /**< Using empty_deceted flag */ -#define IPEDMA_SUPPORT_EMPTY_DETECTED /**< Avoid waiting for data when empty_detected flag is set in hardware */ +#define IPEDMA_SUPPORT_EMPTY_DETECTED /**< Avoid waiting for data when empty_detected flag is set in hardware */ +#define IPEDMA_CONFIGURE_DMA_MASK /**< Enforce maximal DMA mask (to avoid bounce-buffers) */ #define IPEDMA_REG_ADDR_MASK 0xFFF #define IPEDMA_REG_BANK_MASK 0xF000 |