diff options
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_audio.c | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_audio.c b/drivers/gpu/drm/i915/display/intel_audio.c index c3176c9c89a6..06ab6f359c45 100644 --- a/drivers/gpu/drm/i915/display/intel_audio.c +++ b/drivers/gpu/drm/i915/display/intel_audio.c @@ -1129,10 +1129,10 @@ static int i915_audio_component_get_cdclk_freq(struct device *kdev) static struct intel_encoder *get_saved_enc(struct drm_i915_private *i915, int port, int pipe) { - struct intel_encoder *encoder; - /* MST */ if (pipe >= 0) { + struct intel_encoder *encoder; + if (drm_WARN_ON(&i915->drm, pipe >= ARRAY_SIZE(i915->display.audio.encoder_map))) return NULL; @@ -1143,7 +1143,7 @@ static struct intel_encoder *get_saved_enc(struct drm_i915_private *i915, * MST or not. So it will poll all the port & pipe * combinations */ - if (encoder != NULL && encoder->port == port && + if (encoder && encoder->port == port && encoder->type == INTEL_OUTPUT_DP_MST) return encoder; } @@ -1153,14 +1153,12 @@ static struct intel_encoder *get_saved_enc(struct drm_i915_private *i915, return NULL; for_each_pipe(i915, pipe) { - encoder = i915->display.audio.encoder_map[pipe]; - if (encoder == NULL) - continue; + struct intel_encoder *encoder; - if (encoder->type == INTEL_OUTPUT_DP_MST) - continue; + encoder = i915->display.audio.encoder_map[pipe]; - if (port == encoder->port) + if (encoder && encoder->port == port && + encoder->type != INTEL_OUTPUT_DP_MST) return encoder; } |