drm/i915: Store number of active engines in device info

Browse source

Until now code was calling hweight32 to figure out the
number from device_info->ring_mask at runtime. Instead
we can cache it at engine init time and use directly.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Dave Gordon <david.s.gordon@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: http://patchwork.freedesktop.org/patch/msgid/1470842530-35854-1-git-send-email-tvrtko.ursulin@linux.intel.com

...

This commit is contained in:

Tvrtko Ursulin 2016-08-10 16:22:10 +01:00

parent 17f298cf54

commit c1bb11451e

5 changed files with 11 additions and 10 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

2

drivers/gpu/drm/i915/i915_debugfs.c

View file

1

drivers/gpu/drm/i915/i915_drv.h

View file

2

drivers/gpu/drm/i915/i915_gem_context.c

View file

10

drivers/gpu/drm/i915/intel_engine_cs.c

View file

6

drivers/gpu/drm/i915/intel_ringbuffer.c

View file