[Intel-gfx] [PATCH v2 1/9] drm/i915/debugfs: remove RPS autotuning details from i915_rps_boost_info

[Jani Nikula]

The information is no longer relevant, so remove it. This also removes
the last users of I915_READ_FW()

Cc: Chris Wilson <chris at chris-wilson.co.uk>
Suggested-by: Chris Wilson <chris at chris-wilson.co.uk>
Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>
Signed-off-by: Jani Nikula <jani.nikula at intel.com>
---
 drivers/gpu/drm/i915/i915_debugfs.c | 37 -----------------------------
 1 file changed, 37 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 77e76b665098..1ae6e022ddd5 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -1193,20 +1193,6 @@ static int i915_swizzle_info(struct seq_file *m, void *data)
 	return 0;
 }
 
-static const char *rps_power_to_str(unsigned int power)
-{
-	static const char * const strings[] = {
-		[LOW_POWER] = "low power",
-		[BETWEEN] = "mixed",
-		[HIGH_POWER] = "high power",
-	};
-
-	if (power >= ARRAY_SIZE(strings) || !strings[power])
-		return "unknown";
-
-	return strings[power];
-}
-
 static int i915_rps_boost_info(struct seq_file *m, void *data)
 {
 	struct drm_i915_private *dev_priv = node_to_i915(m->private);
@@ -1233,29 +1219,6 @@ static int i915_rps_boost_info(struct seq_file *m, void *data)
 
 	seq_printf(m, "Wait boosts: %d\n", atomic_read(&rps->boosts));
 
-	if (INTEL_GEN(dev_priv) >= 6 && intel_rps_is_active(rps)) {
-		u32 rpup, rpupei;
-		u32 rpdown, rpdownei;
-
-		intel_uncore_forcewake_get(&dev_priv->uncore, FORCEWAKE_ALL);
-		rpup = I915_READ_FW(GEN6_RP_CUR_UP) & GEN6_RP_EI_MASK;
-		rpupei = I915_READ_FW(GEN6_RP_CUR_UP_EI) & GEN6_RP_EI_MASK;
-		rpdown = I915_READ_FW(GEN6_RP_CUR_DOWN) & GEN6_RP_EI_MASK;
-		rpdownei = I915_READ_FW(GEN6_RP_CUR_DOWN_EI) & GEN6_RP_EI_MASK;
-		intel_uncore_forcewake_put(&dev_priv->uncore, FORCEWAKE_ALL);
-
-		seq_printf(m, "\nRPS Autotuning (current \"%s\" window):\n",
-			   rps_power_to_str(rps->power.mode));
-		seq_printf(m, "  Avg. up: %d%% [above threshold? %d%%]\n",
-			   rpup && rpupei ? 100 * rpup / rpupei : 0,
-			   rps->power.up_threshold);
-		seq_printf(m, "  Avg. down: %d%% [below threshold? %d%%]\n",
-			   rpdown && rpdownei ? 100 * rpdown / rpdownei : 0,
-			   rps->power.down_threshold);
-	} else {
-		seq_puts(m, "\nRPS Autotuning inactive\n");
-	}
-
 	return 0;
 }
 
-- 
2.20.1