diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2018-08-13 01:36:31 +0300 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2018-08-14 17:19:50 +0300 |
| commit | 08ea70a417baa1c0e5faa580070cd2ffd04e6285 (patch) | |
| tree | c5b5162603d7a9dc9361aa4f0011efc651542904 /drivers/gpu/drm/i915 | |
| parent | dc5977da99ea28094b8fa4e9bacbd29bedc41de5 (diff) | |
| download | linux-08ea70a417baa1c0e5faa580070cd2ffd04e6285.tar.xz | |
drm/i915: Disable runtime-pm using lowlevel functions if !HAS_RC6
If we cannot setup rc6, we cannot let the GPU suspend itself as it
cannot save its state (to a powercontext). As such, we must disable
runtime-pm, but we should do so using the low-level pm-runtime function
which leaves our own debugging functions intact (and continue to detect
errors in our runtime-pm handling should we ever be able to enable rc6).
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/20180812223642.24865-3-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_pm.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 9a01560c5bd1..d99e5fabe93c 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -26,6 +26,7 @@ */ #include <linux/cpufreq.h> +#include <linux/pm_runtime.h> #include <drm/drm_plane_helper.h> #include "i915_drv.h" #include "intel_drv.h" @@ -8181,7 +8182,7 @@ void intel_init_gt_powersave(struct drm_i915_private *dev_priv) */ if (!sanitize_rc6(dev_priv)) { DRM_INFO("RC6 disabled, disabling runtime PM support\n"); - intel_runtime_pm_get(dev_priv); + pm_runtime_get(&dev_priv->drm.pdev->dev); } mutex_lock(&dev_priv->pcu_lock); @@ -8233,7 +8234,7 @@ void intel_cleanup_gt_powersave(struct drm_i915_private *dev_priv) valleyview_cleanup_gt_powersave(dev_priv); if (!HAS_RC6(dev_priv)) - intel_runtime_pm_put(dev_priv); + pm_runtime_put(&dev_priv->drm.pdev->dev); } /** |