Use WARN_ONCE in a bunch of places and demote a message that would
continually spam us.

Signed-off-by: Jesse Barnes <jbar...@virtuousgeek.org>
---
 drivers/gpu/drm/i915/intel_csr.c        | 12 +++++------
 drivers/gpu/drm/i915/intel_runtime_pm.c | 36 ++++++++++++++++-----------------
 2 files changed, 24 insertions(+), 24 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_csr.c b/drivers/gpu/drm/i915/intel_csr.c
index ba1ae03..765dfcd 100644
--- a/drivers/gpu/drm/i915/intel_csr.c
+++ b/drivers/gpu/drm/i915/intel_csr.c
@@ -454,10 +454,10 @@ void intel_csr_ucode_fini(struct drm_device *dev)
 
 void assert_csr_loaded(struct drm_i915_private *dev_priv)
 {
-       WARN(intel_csr_load_status_get(dev_priv) != FW_LOADED,
-            "CSR is not loaded.\n");
-       WARN(!I915_READ(CSR_PROGRAM_BASE),
-                               "CSR program storage start is NULL\n");
-       WARN(!I915_READ(CSR_SSP_BASE), "CSR SSP Base Not fine\n");
-       WARN(!I915_READ(CSR_HTP_SKL), "CSR HTP Not fine\n");
+       WARN_ONCE(intel_csr_load_status_get(dev_priv) != FW_LOADED,
+                 "CSR is not loaded.\n");
+       WARN_ONCE(!I915_READ(CSR_PROGRAM_BASE),
+                 "CSR program storage start is NULL\n");
+       WARN_ONCE(!I915_READ(CSR_SSP_BASE), "CSR SSP Base Not fine\n");
+       WARN_ONCE(!I915_READ(CSR_HTP_SKL), "CSR HTP Not fine\n");
 }
diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c 
b/drivers/gpu/drm/i915/intel_runtime_pm.c
index 3f682a1..85c35fd 100644
--- a/drivers/gpu/drm/i915/intel_runtime_pm.c
+++ b/drivers/gpu/drm/i915/intel_runtime_pm.c
@@ -463,14 +463,14 @@ static void assert_can_enable_dc5(struct drm_i915_private 
*dev_priv)
        bool pg2_enabled = intel_display_power_well_is_enabled(dev_priv,
                                        SKL_DISP_PW_2);
 
-       WARN(!IS_SKYLAKE(dev), "Platform doesn't support DC5.\n");
-       WARN(!HAS_RUNTIME_PM(dev), "Runtime PM not enabled.\n");
-       WARN(pg2_enabled, "PG2 not disabled to enable DC5.\n");
+       WARN_ONCE(!IS_SKYLAKE(dev), "Platform doesn't support DC5.\n");
+       WARN_ONCE(!HAS_RUNTIME_PM(dev), "Runtime PM not enabled.\n");
+       WARN_ONCE(pg2_enabled, "PG2 not disabled to enable DC5.\n");
 
-       WARN((I915_READ(DC_STATE_EN) & DC_STATE_EN_UPTO_DC5),
-                               "DC5 already programmed to be enabled.\n");
-       WARN(dev_priv->pm.suspended,
-               "DC5 cannot be enabled, if platform is runtime-suspended.\n");
+       WARN_ONCE((I915_READ(DC_STATE_EN) & DC_STATE_EN_UPTO_DC5),
+                 "DC5 already programmed to be enabled.\n");
+       WARN_ONCE(dev_priv->pm.suspended,
+                 "DC5 cannot be enabled, if platform is runtime-suspended.\n");
 
        assert_csr_loaded(dev_priv);
 }
@@ -486,8 +486,8 @@ static void assert_can_disable_dc5(struct drm_i915_private 
*dev_priv)
        if (dev_priv->power_domains.initializing)
                return;
 
-       WARN(!pg2_enabled, "PG2 not enabled to disable DC5.\n");
-       WARN(dev_priv->pm.suspended,
+       WARN_ONCE(!pg2_enabled, "PG2 not enabled to disable DC5.\n");
+       WARN_ONCE(dev_priv->pm.suspended,
                "Disabling of DC5 while platform is runtime-suspended should 
never happen.\n");
 }
 
@@ -526,12 +526,12 @@ static void assert_can_enable_dc6(struct drm_i915_private 
*dev_priv)
 {
        struct drm_device *dev = dev_priv->dev;
 
-       WARN(!IS_SKYLAKE(dev), "Platform doesn't support DC6.\n");
-       WARN(!HAS_RUNTIME_PM(dev), "Runtime PM not enabled.\n");
-       WARN(I915_READ(UTIL_PIN_CTL) & UTIL_PIN_ENABLE,
-               "Backlight is not disabled.\n");
-       WARN((I915_READ(DC_STATE_EN) & DC_STATE_EN_UPTO_DC6),
-               "DC6 already programmed to be enabled.\n");
+       WARN_ONCE(!IS_SKYLAKE(dev), "Platform doesn't support DC6.\n");
+       WARN_ONCE(!HAS_RUNTIME_PM(dev), "Runtime PM not enabled.\n");
+       WARN_ONCE(I915_READ(UTIL_PIN_CTL) & UTIL_PIN_ENABLE,
+                 "Backlight is not disabled.\n");
+       WARN_ONCE((I915_READ(DC_STATE_EN) & DC_STATE_EN_UPTO_DC6),
+                 "DC6 already programmed to be enabled.\n");
 
        assert_csr_loaded(dev_priv);
 }
@@ -546,8 +546,8 @@ static void assert_can_disable_dc6(struct drm_i915_private 
*dev_priv)
                return;
 
        assert_csr_loaded(dev_priv);
-       WARN(!(I915_READ(DC_STATE_EN) & DC_STATE_EN_UPTO_DC6),
-               "DC6 already programmed to be disabled.\n");
+       WARN_ONCE(!(I915_READ(DC_STATE_EN) & DC_STATE_EN_UPTO_DC6),
+                 "DC6 already programmed to be disabled.\n");
 }
 
 static void skl_enable_dc6(struct drm_i915_private *dev_priv)
@@ -670,7 +670,7 @@ static void skl_set_power_well(struct drm_i915_private 
*dev_priv,
                                wait_for((state = 
intel_csr_load_status_get(dev_priv)) !=
                                                FW_UNINITIALIZED, 1000);
                                if (state != FW_LOADED)
-                                       DRM_ERROR("CSR firmware not ready 
(%d)\n",
+                                       DRM_DEBUG("CSR firmware not ready 
(%d)\n",
                                                        state);
                                else
                                        if (SKL_ENABLE_DC6(dev))
-- 
1.9.1

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