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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2017-02-23 07:44:20 +0000 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2017-02-23 14:51:26 +0000 |
| commit | e07051142cbcb991e4fedf86afd8f00425dbc89a (patch) | |
| tree | 82cb3298d576cf21726f67519e051d95474851ff /drivers/gpu/drm/i915/i915_gem_request.c | |
| parent | a49625f90662799426dd99daab97559ef620dce1 (diff) | |
| download | op-kernel-dev-e07051142cbcb991e4fedf86afd8f00425dbc89a.zip op-kernel-dev-e07051142cbcb991e4fedf86afd8f00425dbc89a.tar.gz | |
drm/i915: Refactor direct GPU reset from request waiters
Combine the common code for the pair of waiters into a single function.
v2: Rename reset_request to wait_request_check_and_reset
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: http://patchwork.freedesktop.org/patch/msgid/20170223074422.4125-15-chris@chris-wilson.co.uk
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_request.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_request.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_request.c b/drivers/gpu/drm/i915/i915_gem_request.c index 43904f4..0582bb7 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.c +++ b/drivers/gpu/drm/i915/i915_gem_request.c @@ -1023,6 +1023,16 @@ bool __i915_spin_request(const struct drm_i915_gem_request *req, return false; } +static bool __i915_wait_request_check_and_reset(struct drm_i915_gem_request *request) +{ + if (likely(!i915_reset_in_progress(&request->i915->gpu_error))) + return false; + + __set_current_state(TASK_RUNNING); + i915_reset(request->i915); + return true; +} + /** * i915_wait_request - wait until execution of request has finished * @req: the request to wait upon @@ -1084,11 +1094,8 @@ restart: break; if (flags & I915_WAIT_LOCKED && - i915_reset_in_progress(&req->i915->gpu_error)) { - __set_current_state(TASK_RUNNING); - i915_reset(req->i915); + __i915_wait_request_check_and_reset(req)) continue; - } if (signal_pending_state(state, current)) { timeout = -ERESTARTSYS; @@ -1158,11 +1165,8 @@ wakeup: * itself, or indirectly by recovering the GPU). */ if (flags & I915_WAIT_LOCKED && - i915_reset_in_progress(&req->i915->gpu_error)) { - __set_current_state(TASK_RUNNING); - i915_reset(req->i915); + __i915_wait_request_check_and_reset(req)) continue; - } /* Only spin if we know the GPU is processing this request */ if (i915_spin_request(req, state, 2)) |
