1 files changed, 39 insertions, 65 deletions

diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c
index 90e4ff87445e..76c85f08bea6 100644
--- a/sound/pci/hda/patch_hdmi.c
+++ b/sound/pci/hda/patch_hdmi.c
@@ -174,7 +174,6 @@ struct hdmi_spec {
 	/* i915/powerwell (Haswell+/Valleyview+) specific */
 	bool use_acomp_notifier; /* use i915 eld_notify callback for hotplug */
 	struct i915_audio_component_audio_ops i915_audio_ops;
-	bool i915_bound; /* was i915 bound in this driver? */
 
 	struct hdac_chmap chmap;
 	hda_nid_t vendor_nid;
@@ -2234,8 +2233,6 @@ static void generic_spec_free(struct hda_codec *codec)
 	struct hdmi_spec *spec = codec->spec;
 
 	if (spec) {
-		if (spec->i915_bound)
-			snd_hdac_i915_exit(&codec->bus->core);
 		hdmi_array_free(spec);
 		kfree(spec);
 		codec->spec = NULL;
@@ -2506,19 +2503,41 @@ static void i915_pin_cvt_fixup(struct hda_codec *codec,
 	}
 }
 
-/* Intel Haswell and onwards; audio component with eld notifier */
-static int intel_hsw_common_init(struct hda_codec *codec, hda_nid_t vendor_nid)
+/* precondition and allocation for Intel codecs */
+static int alloc_intel_hdmi(struct hda_codec *codec)
 {
-	struct hdmi_spec *spec;
-	int err;
-
-	/* HSW+ requires i915 binding */
+	/* requires i915 binding */
 	if (!codec->bus->core.audio_component) {
 		codec_info(codec, "No i915 binding for Intel HDMI/DP codec\n");
 		return -ENODEV;
 	}
 
-	err = alloc_generic_hdmi(codec);
+	return alloc_generic_hdmi(codec);
+}
+
+/* parse and post-process for Intel codecs */
+static int parse_intel_hdmi(struct hda_codec *codec)
+{
+	int err;
+
+	err = hdmi_parse_codec(codec);
+	if (err < 0) {
+		generic_spec_free(codec);
+		return err;
+	}
+
+	generic_hdmi_init_per_pins(codec);
+	register_i915_notifier(codec);
+	return 0;
+}
+
+/* Intel Haswell and onwards; audio component with eld notifier */
+static int intel_hsw_common_init(struct hda_codec *codec, hda_nid_t vendor_nid)
+{
+	struct hdmi_spec *spec;
+	int err;
+
+	err = alloc_intel_hdmi(codec);
 	if (err < 0)
 		return err;
 	spec = codec->spec;
@@ -2542,15 +2561,7 @@ static int intel_hsw_common_init(struct hda_codec *codec, hda_nid_t vendor_nid)
 	spec->ops.setup_stream = i915_hsw_setup_stream;
 	spec->ops.pin_cvt_fixup = i915_pin_cvt_fixup;
 
-	err = hdmi_parse_codec(codec);
-	if (err < 0) {
-		generic_spec_free(codec);
-		return err;
-	}
-
-	generic_hdmi_init_per_pins(codec);
-	register_i915_notifier(codec);
-	return 0;
+	return parse_intel_hdmi(codec);
 }
 
 static int patch_i915_hsw_hdmi(struct hda_codec *codec)
@@ -2569,13 +2580,7 @@ static int patch_i915_byt_hdmi(struct hda_codec *codec)
 	struct hdmi_spec *spec;
 	int err;
 
-	/* requires i915 binding */
-	if (!codec->bus->core.audio_component) {
-		codec_info(codec, "No i915 binding for Intel HDMI/DP codec\n");
-		return -ENODEV;
-	}
-
-	err = alloc_generic_hdmi(codec);
+	err = alloc_intel_hdmi(codec);
 	if (err < 0)
 		return err;
 	spec = codec->spec;
@@ -2590,49 +2595,18 @@ static int patch_i915_byt_hdmi(struct hda_codec *codec)
 
 	spec->ops.pin_cvt_fixup = i915_pin_cvt_fixup;
 
-	err = hdmi_parse_codec(codec);
-	if (err < 0) {
-		generic_spec_free(codec);
-		return err;
-	}
-
-	generic_hdmi_init_per_pins(codec);
-	register_i915_notifier(codec);
-	return 0;
+	return parse_intel_hdmi(codec);
 }
 
 /* Intel IronLake, SandyBridge and IvyBridge; with eld notifier */
 static int patch_i915_cpt_hdmi(struct hda_codec *codec)
 {
-	struct hdmi_spec *spec;
 	int err;
 
-	/* no i915 component should have been bound before this */
-	if (WARN_ON(codec->bus->core.audio_component))
-		return -EBUSY;
-
-	err = alloc_generic_hdmi(codec);
+	err = alloc_intel_hdmi(codec);
 	if (err < 0)
 		return err;
-	spec = codec->spec;
-
-	/* Try to bind with i915 now */
-	err = snd_hdac_i915_init(&codec->bus->core);
-	if (err < 0)
-		goto error;
-	spec->i915_bound = true;
-
-	err = hdmi_parse_codec(codec);
-	if (err < 0)
-		goto error;
-
-	generic_hdmi_init_per_pins(codec);
-	register_i915_notifier(codec);
-	return 0;
-
- error:
-	generic_spec_free(codec);
-	return err;
+	return parse_intel_hdmi(codec);
 }
 
 /*
@@ -2782,21 +2756,21 @@ static int nvhdmi_7x_init_8ch(struct hda_codec *codec)
 	return 0;
 }
 
-static unsigned int channels_2_6_8[] = {
+static const unsigned int channels_2_6_8[] = {
 	2, 6, 8
 };
 
-static unsigned int channels_2_8[] = {
+static const unsigned int channels_2_8[] = {
 	2, 8
 };
 
-static struct snd_pcm_hw_constraint_list hw_constraints_2_6_8_channels = {
+static const struct snd_pcm_hw_constraint_list hw_constraints_2_6_8_channels = {
 	.count = ARRAY_SIZE(channels_2_6_8),
 	.list = channels_2_6_8,
 	.mask = 0,
 };
 
-static struct snd_pcm_hw_constraint_list hw_constraints_2_8_channels = {
+static const struct snd_pcm_hw_constraint_list hw_constraints_2_8_channels = {
 	.count = ARRAY_SIZE(channels_2_8),
 	.list = channels_2_8,
 	.mask = 0,
@@ -2807,7 +2781,7 @@ static int simple_playback_pcm_open(struct hda_pcm_stream *hinfo,
 				    struct snd_pcm_substream *substream)
 {
 	struct hdmi_spec *spec = codec->spec;
-	struct snd_pcm_hw_constraint_list *hw_constraints_channels = NULL;
+	const struct snd_pcm_hw_constraint_list *hw_constraints_channels = NULL;
 
 	switch (codec->preset->vendor_id) {
 	case 0x10de0002: