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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2019-01-14 15:21:18 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2019-01-14 17:18:13 +0100 |
| commit | 538ef96b9dae7fe0c021e1c0bfc86f370d3b1488 (patch) | |
| tree | 2840accb13fdfa2eb48ed271d262da0c81610d20 /drivers/gpu/drm/i915/i915_gem_fence_reg.c | |
| parent | drm/i915/guc: Track the rpm wakeref (diff) | |
| download | linux-538ef96b9dae7fe0c021e1c0bfc86f370d3b1488.tar.xz linux-538ef96b9dae7fe0c021e1c0bfc86f370d3b1488.zip | |
drm/i915/gem: Track the rpm wakerefs
Keep track of the temporary rpm wakerefs used for user access to the
device, so that we can cancel them upon release and clearly identify any
leaks.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190114142129.24398-10-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_fence_reg.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_fence_reg.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_fence_reg.c b/drivers/gpu/drm/i915/i915_gem_fence_reg.c index b3391070acf7..f7947d89cf45 100644 --- a/drivers/gpu/drm/i915/i915_gem_fence_reg.c +++ b/drivers/gpu/drm/i915/i915_gem_fence_reg.c @@ -209,6 +209,7 @@ static void fence_write(struct drm_i915_fence_reg *fence, static int fence_update(struct drm_i915_fence_reg *fence, struct i915_vma *vma) { + intel_wakeref_t wakeref; int ret; if (vma) { @@ -256,9 +257,10 @@ static int fence_update(struct drm_i915_fence_reg *fence, * If the device is currently powered down, we will defer the write * to the runtime resume, see i915_gem_restore_fences(). */ - if (intel_runtime_pm_get_if_in_use(fence->i915)) { + wakeref = intel_runtime_pm_get_if_in_use(fence->i915); + if (wakeref) { fence_write(fence, vma); - intel_runtime_pm_put_unchecked(fence->i915); + intel_runtime_pm_put(fence->i915, wakeref); } if (vma) { |