radeon: Unmap vram pages when reclocking

Browse source

Touching vram while the card is reclocking can lead to lockups. Unmap
any pages that could be touched by the CPU and block any accesses to
vram until the reclocking is complete.

Signed-off-by: Matthew Garrett <mjg@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

...

This commit is contained in:

Matthew Garrett 2010-04-26 15:52:20 -04:00 • committed by Dave Airlie

parent 2aba631c00

commit 5876dd249e

5 changed files with 39 additions and 1 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

1

drivers/gpu/drm/radeon/radeon.h

View file

1

drivers/gpu/drm/radeon/radeon_device.c

View file

4

drivers/gpu/drm/radeon/radeon_object.c

View file

28

drivers/gpu/drm/radeon/radeon_pm.c

View file

6

drivers/gpu/drm/radeon/radeon_ttm.c

View file