| commit | 552e450929a7298cc8834fd2824a60b2e914f70e | [log] [tgz] |
|---|---|---|
| author | Feng Tang <feng.tang@intel.com> | Wed Jan 20 13:49:45 2010 -0700 |
| committer | Grant Likely <grant.likely@secretlab.ca> | Wed Jan 20 13:49:45 2010 -0700 |
| tree | 1b9568370d1b40f23dd4d73765e98ff74665eb07 | |
| 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>