diff options
| author | Lucas Stach <dev@lynxeye.de> | 2012-12-19 21:38:54 +0000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2012-12-30 14:01:33 +1000 |
| commit | 83c0bcb694be31dcd6c04bdd935b96a95a0af548 (patch) | |
| tree | f6b6448f3080240513a40208098e99625010a31d /drivers/dma/dmatest.c | |
| parent | 4026bfb39a3e63e32b3c4a648bb1ac1fd8c6b162 (diff) | |
drm: tegra: protect DC register access with mutex
Window properties are programmed through a shared aperture and have to
happen atomically. Also we do the read-update-write dance on some of the
shared regs.
To make sure that different functions don't stumble over each other
protect the register access with a mutex.
Signed-off-by: Lucas Stach <dev@lynxeye.de>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/dma/dmatest.c')
0 files changed, 0 insertions, 0 deletions