diff options
| author | Clemens Ladisch <clemens@ladisch.de> | 2010-12-24 14:42:46 +0100 |
|---|---|---|
| committer | Stefan Richter <stefanr@s5r6.in-berlin.de> | 2011-01-04 08:48:33 +0100 |
| commit | 386a4153a2c1455e424f280d636efa3c91864466 (patch) | |
| tree | b99bc0351da1d37808d633cb8d64c1030dc37479 /include/linux/firewire.h | |
| parent | 78dec56d6a56322e1b728d51f3a7def416d36b34 (diff) | |
firewire: ohci: cache the context run bit
The DMA context run control bit is entirely controlled by software, so
it is safe to cache it. This allows the driver to avoid doing an
additional MMIO read when queueing an AT packet.
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Diffstat (limited to 'include/linux/firewire.h')
0 files changed, 0 insertions, 0 deletions