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author | Feng Tang <feng.tang@intel.com> | 2010-01-20 13:49:45 -0700 |
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committer | Grant Likely <grant.likely@secretlab.ca> | 2010-01-20 13:49:45 -0700 |
commit | 552e450929a7298cc8834fd2824a60b2e914f70e (patch) | |
tree | 1b9568370d1b40f23dd4d73765e98ff74665eb07 /drivers/base/dma-mapping.c | |
parent | 51f921c1eb1124fb99ab0728c19e8e14c82c81be (diff) |
spi/dw_spi: refine the IRQ mode working flow
Now dw_spi core fully supports 3 transfer modes: pure polling,
DMA and IRQ mode. IRQ mode will use the FIFO half empty as
the IRQ trigger, so each interface driver need set the fifo_len,
so that core driver can handle it properly
Signed-off-by: Feng Tang <feng.tang@intel.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Diffstat (limited to 'drivers/base/dma-mapping.c')
0 files changed, 0 insertions, 0 deletions