From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
No need to re-read the hardware rps fuses when we already have all the
values tucked away in dev_priv->rps.
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/i915_debugfs.c | 19 ++++++++++---------
drivers/gpu/drm/i915/i915_drv.h | 2 --
drivers/gpu/drm/i915/intel_pm.c | 8 ++++----
3 files changed, 14 insertions(+), 15 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index a93b3bf..415010e 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -1131,20 +1131,21 @@ static int i915_frequency_info(struct seq_file *m, void *unused)
seq_printf(m, "Max overclocked frequency: %dMHz\n",
dev_priv->rps.max_freq * GT_FREQUENCY_MULTIPLIER);
} else if (IS_VALLEYVIEW(dev)) {
- u32 freq_sts, val;
+ u32 freq_sts;
mutex_lock(&dev_priv->rps.hw_lock);
freq_sts = vlv_punit_read(dev_priv, PUNIT_REG_GPU_FREQ_STS);
seq_printf(m, "PUNIT_REG_GPU_FREQ_STS: 0x%08x\n", freq_sts);
seq_printf(m, "DDR freq: %d MHz\n", dev_priv->mem_freq);
- val = valleyview_rps_max_freq(dev_priv);
seq_printf(m, "max GPU freq: %d MHz\n",
- vlv_gpu_freq(dev_priv, val));
+ dev_priv->rps.max_freq);
- val = valleyview_rps_min_freq(dev_priv);
seq_printf(m, "min GPU freq: %d MHz\n",
- vlv_gpu_freq(dev_priv, val));
+ dev_priv->rps.min_freq);
+
+ seq_printf(m, "efficient (RPe) frequency: %d MHz\n",
+ dev_priv->rps.efficient_freq);
seq_printf(m, "current GPU freq: %d MHz\n",
vlv_gpu_freq(dev_priv, (freq_sts >> 8) & 0xff));
@@ -3565,8 +3566,8 @@ i915_max_freq_set(void *data, u64 val)
if (IS_VALLEYVIEW(dev)) {
val = vlv_freq_opcode(dev_priv, val);
- hw_max = valleyview_rps_max_freq(dev_priv);
- hw_min = valleyview_rps_min_freq(dev_priv);
+ hw_max = dev_priv->rps.max_freq;
+ hw_min = dev_priv->rps.min_freq;
} else {
do_div(val, GT_FREQUENCY_MULTIPLIER);
@@ -3646,8 +3647,8 @@ i915_min_freq_set(void *data, u64 val)
if (IS_VALLEYVIEW(dev)) {
val = vlv_freq_opcode(dev_priv, val);
- hw_max = valleyview_rps_max_freq(dev_priv);
- hw_min = valleyview_rps_min_freq(dev_priv);
+ hw_max = dev_priv->rps.max_freq;
+ hw_min = dev_priv->rps.min_freq;
} else {
do_div(val, GT_FREQUENCY_MULTIPLIER);
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 8cea596..38859d1 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -2646,8 +2646,6 @@ extern bool ironlake_set_drps(struct drm_device *dev, u8 val);
extern void intel_init_pch_refclk(struct drm_device *dev);
extern void gen6_set_rps(struct drm_device *dev, u8 val);
extern void valleyview_set_rps(struct drm_device *dev, u8 val);
-extern int valleyview_rps_max_freq(struct drm_i915_private *dev_priv);
-extern int valleyview_rps_min_freq(struct drm_i915_private *dev_priv);
extern void intel_detect_pch(struct drm_device *dev);
extern int intel_trans_dp_port_sel(struct drm_crtc *crtc);
extern int intel_enable_rc6(const struct drm_device *dev);
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index ef00756..10c9c02 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -3729,7 +3729,7 @@ void gen6_update_ring_freq(struct drm_device *dev)
mutex_unlock(&dev_priv->rps.hw_lock);
}
-int cherryview_rps_max_freq(struct drm_i915_private *dev_priv)
+static int cherryview_rps_max_freq(struct drm_i915_private *dev_priv)
{
u32 val, rp0;
@@ -3749,7 +3749,7 @@ static int cherryview_rps_rpe_freq(struct drm_i915_private *dev_priv)
return rpe;
}
-int cherryview_rps_min_freq(struct drm_i915_private *dev_priv)
+static int cherryview_rps_min_freq(struct drm_i915_private *dev_priv)
{
u32 val, rpn;
@@ -3758,7 +3758,7 @@ int cherryview_rps_min_freq(struct drm_i915_private *dev_priv)
return rpn;
}
-int valleyview_rps_max_freq(struct drm_i915_private *dev_priv)
+static int valleyview_rps_max_freq(struct drm_i915_private *dev_priv)
{
u32 val, rp0;
@@ -3783,7 +3783,7 @@ static int valleyview_rps_rpe_freq(struct drm_i915_private *dev_priv)
return rpe;
}
-int valleyview_rps_min_freq(struct drm_i915_private *dev_priv)
+static int valleyview_rps_min_freq(struct drm_i915_private *dev_priv)
{
return vlv_punit_read(dev_priv, PUNIT_REG_GPU_LFM) & 0xff;
}
--
1.8.5.5
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