[v2,2/9] drm/i915/audio: port is going to be just fine, simplify checks

Submitted by Jani Nikula on Sept. 23, 2016, 12:02 p.m.

Details

Message ID 082aeb8938d70bc459797d37b248466606a0963f.1474632005.git.jani.nikula@intel.com
State New
Headers show
Series "drm/i915/audio: audio cleanups, 4k fixes" ( rev: 2 ) in Intel GFX

Not browsing as part of any series.

Commit Message

Jani Nikula Sept. 23, 2016, 12:02 p.m.
If it was wrong, we'd be screwed already.

Cc: Libin Yang <libin.yang@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
---
 drivers/gpu/drm/i915/intel_audio.c | 12 ++----------
 1 file changed, 2 insertions(+), 10 deletions(-)

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diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c
index 0a54f7cdce37..5d0bd07afa51 100644
--- a/drivers/gpu/drm/i915/intel_audio.c
+++ b/drivers/gpu/drm/i915/intel_audio.c
@@ -251,8 +251,9 @@  static void hsw_audio_config_update(struct intel_crtc *intel_crtc,
 {
 	struct drm_i915_private *dev_priv = to_i915(intel_crtc->base.dev);
 	struct i915_audio_component *acomp = dev_priv->audio_component;
+	int rate = acomp ? acomp->aud_sample_rate[port] : 0;
 	enum pipe pipe = intel_crtc->pipe;
-	int n, rate;
+	int n;
 	u32 tmp;
 
 	tmp = I915_READ(HSW_AUD_CFG(pipe));
@@ -265,15 +266,6 @@  static void hsw_audio_config_update(struct intel_crtc *intel_crtc,
 
 	tmp &= ~AUD_CONFIG_N_PROG_ENABLE;
 	if (audio_rate_need_prog(intel_crtc, adjusted_mode)) {
-		if (!acomp)
-			rate = 0;
-		else if (port >= PORT_A && port <= PORT_E)
-			rate = acomp->aud_sample_rate[port];
-		else {
-			DRM_ERROR("invalid port: %d\n", port);
-			rate = 0;
-		}
-
 		n = audio_config_get_n(adjusted_mode, rate);
 		if (n != 0)
 			tmp = audio_config_setup_n_reg(n, tmp);