Use intel_rc6_residency to get benefit for increased resolution
in byt/chv.
v2: output raw and time (Chris)
Signed-off-by: Mika Kuoppala <mika.kuoppala@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_debugfs.c | 30 ++++++++++++++++++------------
1 file changed, 18 insertions(+), 12 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 9db6b04..505c402 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -1461,6 +1461,17 @@ static int i915_forcewake_domains(struct seq_file *m, void *data)
return 0;
}
+static void print_rc6_res(struct seq_file *m,
+ const char *title,
+ const i915_reg_t reg)
+{
+ struct drm_i915_private *dev_priv = node_to_i915(m->private);
+
+ seq_printf(m, "%s %u (%llu us)\n",
+ title, I915_READ(reg),
+ intel_rc6_residency_us(dev_priv, reg));
+}
+
static int vlv_drpc_info(struct seq_file *m)
{
struct drm_i915_private *dev_priv = node_to_i915(m->private);
@@ -1487,10 +1498,8 @@ static int vlv_drpc_info(struct seq_file *m)
seq_printf(m, "Media Power Well: %s\n",
(pw_status & VLV_GTLC_PW_MEDIA_STATUS_MASK) ? "Up" : "Down");
- seq_printf(m, "Render RC6 residency since boot: %u\n",
- I915_READ(VLV_GT_RENDER_RC6));
- seq_printf(m, "Media RC6 residency since boot: %u\n",
- I915_READ(VLV_GT_MEDIA_RC6));
+ print_rc6_res(m, "Render RC6 residency since boot:", VLV_GT_RENDER_RC6);
+ print_rc6_res(m, "Media RC6 residency since boot:", VLV_GT_MEDIA_RC6);
return i915_forcewake_domains(m, NULL);
}
@@ -1583,14 +1592,11 @@ static int gen6_drpc_info(struct seq_file *m)
}
/* Not exactly sure what this is */
- seq_printf(m, "RC6 \"Locked to RPn\" residency since boot: %u\n",
- I915_READ(GEN6_GT_GFX_RC6_LOCKED));
- seq_printf(m, "RC6 residency since boot: %u\n",
- I915_READ(GEN6_GT_GFX_RC6));
- seq_printf(m, "RC6+ residency since boot: %u\n",
- I915_READ(GEN6_GT_GFX_RC6p));
- seq_printf(m, "RC6++ residency since boot: %u\n",
- I915_READ(GEN6_GT_GFX_RC6pp));
+ print_rc6_res(m, "RC6 \"Locked to RPn\" residency since boot:",
+ GEN6_GT_GFX_RC6_LOCKED);
+ print_rc6_res(m, "RC6 residency since boot:", GEN6_GT_GFX_RC6);
+ print_rc6_res(m, "RC6+ residency since boot:", GEN6_GT_GFX_RC6p);
+ print_rc6_res(m, "RC6++ residency since boot:", GEN6_GT_GFX_RC6pp);
seq_printf(m, "RC6 voltage: %dmV\n",
GEN6_DECODE_RC6_VID(((rc6vids >> 0) & 0xff)));
--
2.7.4
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