drm/i915/display/audio: Make WARN* drm specific where drm_priv ptr is available

drm specific WARN* calls include device information in the
backtrace, so we know what device the warnings originate from.

Covert all the calls of WARN* with device specific drm_WARN*
variants in functions where drm_i915_private struct pointer is readily
available.

The conversion was done automatically with below coccinelle semantic
patch. checkpatch errors/warnings are fixed manually.

@rule1@
identifier func, T;
@@
func(...) {
...
struct drm_i915_private *T = ...;
<+...
(
-WARN(
+drm_WARN(&T->drm,
...)
|
-WARN_ON(
+drm_WARN_ON(&T->drm,
...)
|
-WARN_ONCE(
+drm_WARN_ONCE(&T->drm,
...)
|
-WARN_ON_ONCE(
+drm_WARN_ON_ONCE(&T->drm,
...)
)
...+>
}

@rule2@
identifier func, T;
@@
func(struct drm_i915_private *T,...) {
<+...
(
-WARN(
+drm_WARN(&T->drm,
...)
|
-WARN_ON(
+drm_WARN_ON(&T->drm,
...)
|
-WARN_ONCE(
+drm_WARN_ONCE(&T->drm,
...)
|
-WARN_ON_ONCE(
+drm_WARN_ON_ONCE(&T->drm,
...)
)
...+>
}

Signed-off-by: Pankaj Bharadiya <pankaj.laxminarayan.bharadiya@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200128181603.27767-3-pankaj.laxminarayan.bharadiya@intel.com

diff --git a/drivers/gpu/drm/i915/display/intel_audio.c b/drivers/gpu/drm/i915/display/intel_audio.c
index e3efd81c5855947a7b47d25f2c69847b7103cfd8..13833a7a8f27d3b056756ae0d52ede90a2860207 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_audio.c
+++ b/drivers/gpu/drm/i915/display/intel_audio.c
@@ -572,7 +572,7 @@ static void ilk_audio_codec_disable(struct intel_encoder *encoder,
                     encoder->base.base.id, encoder->base.name,
                     pipe_name(pipe));
 
-       if (WARN_ON(port == PORT_A))
+       if (drm_WARN_ON(&dev_priv->drm, port == PORT_A))
                return;
 
        if (HAS_PCH_IBX(dev_priv)) {
@@ -623,7 +623,7 @@ static void ilk_audio_codec_enable(struct intel_encoder *encoder,
                    encoder->base.base.id, encoder->base.name,
                    pipe_name(pipe), drm_eld_size(eld));
 
-       if (WARN_ON(port == PORT_A))
+       if (drm_WARN_ON(&dev_priv->drm, port == PORT_A))
                return;
 
        /*
@@ -847,7 +847,7 @@ static void glk_force_audio_cdclk(struct drm_i915_private *dev_priv,
 
        drm_modeset_acquire_init(&ctx, 0);
        state = drm_atomic_state_alloc(&dev_priv->drm);
-       if (WARN_ON(!state))
+       if (drm_WARN_ON(&dev_priv->drm, !state))
                return;
 
        state->acquire_ctx = &ctx;
@@ -860,7 +860,7 @@ retry:
                goto retry;
        }
 
-       WARN_ON(ret);
+       drm_WARN_ON(&dev_priv->drm, ret);
 
        drm_atomic_state_put(state);
 
@@ -948,7 +948,7 @@ static int i915_audio_component_get_cdclk_freq(struct device *kdev)
 {
        struct drm_i915_private *dev_priv = kdev_to_i915(kdev);
 
-       if (WARN_ON_ONCE(!HAS_DDI(dev_priv)))
+       if (drm_WARN_ON_ONCE(&dev_priv->drm, !HAS_DDI(dev_priv)))
                return -ENODEV;
 
        return dev_priv->cdclk.hw.cdclk;
@@ -971,7 +971,8 @@ static struct intel_encoder *get_saved_enc(struct drm_i915_private *dev_priv,
 
        /* MST */
        if (pipe >= 0) {
-               if (WARN_ON(pipe >= ARRAY_SIZE(dev_priv->av_enc_map)))
+               if (drm_WARN_ON(&dev_priv->drm,
+                               pipe >= ARRAY_SIZE(dev_priv->av_enc_map)))
                        return NULL;
 
                encoder = dev_priv->av_enc_map[pipe];
@@ -1090,10 +1091,12 @@ static int i915_audio_component_bind(struct device *i915_kdev,
        struct drm_i915_private *dev_priv = kdev_to_i915(i915_kdev);
        int i;
 
-       if (WARN_ON(acomp->base.ops || acomp->base.dev))
+       if (drm_WARN_ON(&dev_priv->drm, acomp->base.ops || acomp->base.dev))
                return -EEXIST;
 
-       if (WARN_ON(!device_link_add(hda_kdev, i915_kdev, DL_FLAG_STATELESS)))
+       if (drm_WARN_ON(&dev_priv->drm,
+                       !device_link_add(hda_kdev, i915_kdev,
+                                        DL_FLAG_STATELESS)))
                return -ENOMEM;
 
        drm_modeset_lock_all(&dev_priv->drm);