drm/i915: Move the irq_counter inside the spinlock

Browse source

Rather than have multiple locked instructions inside the notify_ring()
irq handler, move them inside the spinlock and reduce their intrinsic
locking.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180627201304.15817-3-chris@chris-wilson.co.uk

...

This commit is contained in:

Chris Wilson 2018-06-27 21:13:03 +01:00

parent 69dc4d003e

commit 78796877c3

4 changed files with 12 additions and 9 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

4

drivers/gpu/drm/i915/i915_irq.c

View file

4

drivers/gpu/drm/i915/i915_request.c

View file

11

drivers/gpu/drm/i915/intel_breadcrumbs.c

View file

2

drivers/gpu/drm/i915/intel_ringbuffer.h

View file