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path: root/drivers/gpu/drm/i915/intel_runtime_pm.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_runtime_pm.c')
-rw-r--r--drivers/gpu/drm/i915/intel_runtime_pm.c77
1 files changed, 77 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c
index 7ce3e6de0c19..d11c2814b787 100644
--- a/drivers/gpu/drm/i915/intel_runtime_pm.c
+++ b/drivers/gpu/drm/i915/intel_runtime_pm.c
@@ -29,6 +29,7 @@
#include <linux/pm_runtime.h>
#include <drm/drm_print.h>
+#include <drm/intel/display_parent_interface.h>
#include "i915_drv.h"
#include "i915_trace.h"
@@ -177,6 +178,82 @@ static intel_wakeref_t __intel_runtime_pm_get(struct intel_runtime_pm *rpm,
return track_intel_runtime_pm_wakeref(rpm);
}
+static struct intel_runtime_pm *drm_to_rpm(const struct drm_device *drm)
+{
+ struct drm_i915_private *i915 = to_i915(drm);
+
+ return &i915->runtime_pm;
+}
+
+static struct ref_tracker *i915_display_rpm_get(const struct drm_device *drm)
+{
+ return intel_runtime_pm_get(drm_to_rpm(drm));
+}
+
+static struct ref_tracker *i915_display_rpm_get_raw(const struct drm_device *drm)
+{
+ return intel_runtime_pm_get_raw(drm_to_rpm(drm));
+}
+
+static struct ref_tracker *i915_display_rpm_get_if_in_use(const struct drm_device *drm)
+{
+ return intel_runtime_pm_get_if_in_use(drm_to_rpm(drm));
+}
+
+static struct ref_tracker *i915_display_rpm_get_noresume(const struct drm_device *drm)
+{
+ return intel_runtime_pm_get_noresume(drm_to_rpm(drm));
+}
+
+static void i915_display_rpm_put(const struct drm_device *drm, struct ref_tracker *wakeref)
+{
+ intel_runtime_pm_put(drm_to_rpm(drm), wakeref);
+}
+
+static void i915_display_rpm_put_raw(const struct drm_device *drm, struct ref_tracker *wakeref)
+{
+ intel_runtime_pm_put_raw(drm_to_rpm(drm), wakeref);
+}
+
+static void i915_display_rpm_put_unchecked(const struct drm_device *drm)
+{
+ intel_runtime_pm_put_unchecked(drm_to_rpm(drm));
+}
+
+static bool i915_display_rpm_suspended(const struct drm_device *drm)
+{
+ return intel_runtime_pm_suspended(drm_to_rpm(drm));
+}
+
+static void i915_display_rpm_assert_held(const struct drm_device *drm)
+{
+ assert_rpm_wakelock_held(drm_to_rpm(drm));
+}
+
+static void i915_display_rpm_assert_block(const struct drm_device *drm)
+{
+ disable_rpm_wakeref_asserts(drm_to_rpm(drm));
+}
+
+static void i915_display_rpm_assert_unblock(const struct drm_device *drm)
+{
+ enable_rpm_wakeref_asserts(drm_to_rpm(drm));
+}
+
+const struct intel_display_rpm_interface i915_display_rpm_interface = {
+ .get = i915_display_rpm_get,
+ .get_raw = i915_display_rpm_get_raw,
+ .get_if_in_use = i915_display_rpm_get_if_in_use,
+ .get_noresume = i915_display_rpm_get_noresume,
+ .put = i915_display_rpm_put,
+ .put_raw = i915_display_rpm_put_raw,
+ .put_unchecked = i915_display_rpm_put_unchecked,
+ .suspended = i915_display_rpm_suspended,
+ .assert_held = i915_display_rpm_assert_held,
+ .assert_block = i915_display_rpm_assert_block,
+ .assert_unblock = i915_display_rpm_assert_unblock
+};
+
/**
* intel_runtime_pm_get_raw - grab a raw runtime pm reference
* @rpm: the intel_runtime_pm structure