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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2018-08-16 14:37:56 +0200 |
|---|---|---|
| committer | Imre Deak <imre.deak@intel.com> | 2018-08-16 16:12:06 +0200 |
| commit | 07d805721938a35e695d9f89218a4b02f6a4b2c4 (patch) | |
| tree | 17c1248e2a99e95447d091b6395a4caed9485045 /drivers/gpu/drm/i915/intel_drv.h | |
| parent | drm/i915: Stop holding a ref to the ppgtt from each vma (diff) | |
| download | linux-07d805721938a35e695d9f89218a4b02f6a4b2c4.tar.xz linux-07d805721938a35e695d9f89218a4b02f6a4b2c4.zip | |
drm/i915: Introduce intel_runtime_pm_disable to pair intel_runtime_pm_enable
Currently, we cancel the extra wakeref we have for !runtime-pm devices
inside power_wells_fini_hw. However, this is not strictly paired with
the acquisition of that wakeref in runtime_pm_enable (as the fini_hw may
be called on errors paths before we even call runtime_pm_enable). Make
the symmetry more explicit and include a check that we do release all of
our rpm wakerefs.
v2: Fixup transfer of ownership back to core whilst keeping our wakeref
count balanced.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Imre Deak <imre.deak@intel.com>
Reviewed-by: Imre Deak <imre.deak@intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180816123757.3286-1-imre.deak@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/intel_drv.h')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_drv.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 1295bd8bcd7d..364fc2504fa4 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1959,6 +1959,7 @@ void intel_power_domains_verify_state(struct drm_i915_private *dev_priv); void bxt_display_core_init(struct drm_i915_private *dev_priv, bool resume); void bxt_display_core_uninit(struct drm_i915_private *dev_priv); void intel_runtime_pm_enable(struct drm_i915_private *dev_priv); +void intel_runtime_pm_disable(struct drm_i915_private *dev_priv); const char * intel_display_power_domain_str(enum intel_display_power_domain domain); |