From: Tom O'Rourke <Tom.O'Rourke@xxxxxxxxx>
v2: Add mutex lock/unlock
Signed-off-by: Tom O'Rourke <Tom.O'Rourke@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_drv.h | 1 +
drivers/gpu/drm/i915/intel_pm.c | 2 +-
drivers/gpu/drm/i915/intel_slpc.c | 5 +++++
3 files changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 47e538a..006a8c7 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -1612,6 +1612,7 @@ void intel_init_clock_gating_hooks(struct drm_i915_private *dev_priv);
void intel_pm_setup(struct drm_device *dev);
void intel_gpu_ips_init(struct drm_i915_private *dev_priv);
void intel_gpu_ips_teardown(void);
+void gen6_init_rps_frequencies(struct drm_device *dev);
void intel_init_gt_powersave(struct drm_device *dev);
void intel_cleanup_gt_powersave(struct drm_device *dev);
void intel_enable_gt_powersave(struct drm_device *dev);
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index f480551..b4f753e 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -4738,7 +4738,7 @@ int intel_enable_rc6(const struct drm_device *dev)
return i915.enable_rc6;
}
-static void gen6_init_rps_frequencies(struct drm_device *dev)
+void gen6_init_rps_frequencies(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
uint32_t rp_state_cap;
diff --git a/drivers/gpu/drm/i915/intel_slpc.c b/drivers/gpu/drm/i915/intel_slpc.c
index 5e039d5..bacbfed 100644
--- a/drivers/gpu/drm/i915/intel_slpc.c
+++ b/drivers/gpu/drm/i915/intel_slpc.c
@@ -92,6 +92,11 @@ void intel_slpc_init(struct drm_device *dev)
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_gem_object *obj;
+ /* Initialize the rps frequecny values */
+ mutex_lock(&dev_priv->rps.hw_lock);
+ gen6_init_rps_frequencies(dev);
+ mutex_unlock(&dev_priv->rps.hw_lock);
+
/* Allocate shared data structure */
obj = dev_priv->guc.slpc.shared_data_obj;
if (!obj) {
--
1.9.1
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