ALSA: hda - convert intelhdmi global references to local parameters

No behavior change.

Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 43 insertions, 37 deletions

diff --git a/sound/pci/hda/patch_intelhdmi.c b/sound/pci/hda/patch_intelhdmi.c
index 7c23016fe8fa..2dfb1efc2d08 100644
--- a/sound/pci/hda/patch_intelhdmi.c
+++ b/sound/pci/hda/patch_intelhdmi.c
@@ -189,35 +189,36 @@ static struct cea_channel_speaker_allocation channel_allocations[] = {
  */
 
 #ifdef BE_PARANOID
-static void hdmi_get_dip_index(struct hda_codec *codec, hda_nid_t nid,
+static void hdmi_get_dip_index(struct hda_codec *codec, hda_nid_t pin_nid,
                                 int *packet_index, int *byte_index)
 {
         int val;
 
-        val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_HDMI_DIP_INDEX, 0);
+        val = snd_hda_codec_read(codec, pin_nid, 0,
+                                 AC_VERB_GET_HDMI_DIP_INDEX, 0);
 
         *packet_index = val >> 5;
         *byte_index = val & 0x1f;
 }
 #endif
 
-static void hdmi_set_dip_index(struct hda_codec *codec, hda_nid_t nid,
+static void hdmi_set_dip_index(struct hda_codec *codec, hda_nid_t pin_nid,
                                 int packet_index, int byte_index)
 {
         int val;
 
         val = (packet_index << 5) | (byte_index & 0x1f);
 
-        snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_HDMI_DIP_INDEX, val);
+        snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_INDEX, val);
 }
 
-static void hdmi_write_dip_byte(struct hda_codec *codec, hda_nid_t nid,
+static void hdmi_write_dip_byte(struct hda_codec *codec, hda_nid_t pin_nid,
                                 unsigned char val)
 {
-        snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_HDMI_DIP_DATA, val);
+        snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_DATA, val);
 }
 
-static void hdmi_enable_output(struct hda_codec *codec)
+static void hdmi_enable_output(struct hda_codec *codec, hda_nid_t pin_nid)
 {
         /* Unmute */
         if (get_wcaps(codec, pin_nid) & AC_WCAP_OUT_AMP)
@@ -231,7 +232,8 @@ static void hdmi_enable_output(struct hda_codec *codec)
 /*
  * Enable Audio InfoFrame Transmission
  */
-static void hdmi_start_infoframe_trans(struct hda_codec *codec)
+static void hdmi_start_infoframe_trans(struct hda_codec *codec,
+                                       hda_nid_t pin_nid)
 {
         hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
         snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_XMIT,
@@ -241,37 +243,40 @@ static void hdmi_start_infoframe_trans(struct hda_codec *codec)
 /*
  * Disable Audio InfoFrame Transmission
  */
-static void hdmi_stop_infoframe_trans(struct hda_codec *codec)
+static void hdmi_stop_infoframe_trans(struct hda_codec *codec,
+                                      hda_nid_t pin_nid)
 {
         hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
         snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_XMIT,
                                                 AC_DIPXMIT_DISABLE);
 }
 
-static int hdmi_get_channel_count(struct hda_codec *codec)
+static int hdmi_get_channel_count(struct hda_codec *codec, hda_nid_t nid)
 {
-        return 1 + snd_hda_codec_read(codec, cvt_nid, 0,
+        return 1 + snd_hda_codec_read(codec, nid, 0,
                                         AC_VERB_GET_CVT_CHAN_COUNT, 0);
 }
 
-static void hdmi_set_channel_count(struct hda_codec *codec, int chs)
+static void hdmi_set_channel_count(struct hda_codec *codec,
+                                   hda_nid_t nid, int chs)
 {
-        snd_hda_codec_write(codec, cvt_nid, 0,
-                                        AC_VERB_SET_CVT_CHAN_COUNT, chs - 1);
+        snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CVT_CHAN_COUNT, chs - 1);
 
-        if (chs != hdmi_get_channel_count(codec))
+#ifdef CONFIG_SND_DEBUG_VERBOSE
+        if (chs != hdmi_get_channel_count(codec, nid))
                 snd_printd(KERN_INFO "HDMI channel count: expect %d, get %d\n",
-                                        chs, hdmi_get_channel_count(codec));
+                           chs, hdmi_get_channel_count(codec, nid));
+#endif
 }
 
-static void hdmi_debug_channel_mapping(struct hda_codec *codec)
+static void hdmi_debug_channel_mapping(struct hda_codec *codec, hda_nid_t nid)
 {
 #ifdef CONFIG_SND_DEBUG_VERBOSE
         int i;
         int slot;
 
         for (i = 0; i < 8; i++) {
-                slot = snd_hda_codec_read(codec, cvt_nid, 0,
+                slot = snd_hda_codec_read(codec, nid, 0,
                                                 AC_VERB_GET_HDMI_CHAN_SLOT, i);
                 printk(KERN_DEBUG "HDMI: ASP channel %d => slot %d\n",
                                                 slot >> 4, slot & 0x7);
@@ -293,7 +298,7 @@ static void hdmi_parse_eld(struct hda_codec *codec)
  * Audio InfoFrame routines
  */
 
-static void hdmi_debug_dip_size(struct hda_codec *codec)
+static void hdmi_debug_dip_size(struct hda_codec *codec, hda_nid_t pin_nid)
 {
 #ifdef CONFIG_SND_DEBUG_VERBOSE
         int i;
@@ -310,7 +315,7 @@ static void hdmi_debug_dip_size(struct hda_codec *codec)
 #endif
 }
 
-static void hdmi_clear_dip_buffers(struct hda_codec *codec)
+static void hdmi_clear_dip_buffers(struct hda_codec *codec, hda_nid_t pin_nid)
 {
 #ifdef BE_PARANOID
         int i, j;
@@ -340,14 +345,15 @@ static void hdmi_clear_dip_buffers(struct hda_codec *codec)
 }
 
 static void hdmi_fill_audio_infoframe(struct hda_codec *codec,
-                                        struct hdmi_audio_infoframe *ai)
+                                      hda_nid_t pin_nid,
+                                      struct hdmi_audio_infoframe *ai)
 {
         u8 *params = (u8 *)ai;
         u8 sum = 0;
         int i;
 
-        hdmi_debug_dip_size(codec);
-        hdmi_clear_dip_buffers(codec); /* be paranoid */
+        hdmi_debug_dip_size(codec, pin_nid);
+        hdmi_clear_dip_buffers(codec, pin_nid); /* be paranoid */
 
         for (i = 0; i < sizeof(ai); i++)
                 sum += params[i];
@@ -386,7 +392,7 @@ static void init_channel_allocations(void)
  *
  * TODO: it could select the wrong CA from multiple candidates.
 */
-static int hdmi_setup_channel_allocation(struct hda_codec *codec,
+static int hdmi_setup_channel_allocation(struct hda_codec *codec, hda_nid_t nid,
                                          struct hdmi_audio_infoframe *ai)
 {
         struct intel_hdmi_spec *spec = codec->spec;
@@ -439,8 +445,8 @@ static int hdmi_setup_channel_allocation(struct hda_codec *codec,
         return ai->CA;
 }
 
-static void hdmi_setup_channel_mapping(struct hda_codec *codec,
-                                        struct hdmi_audio_infoframe *ai)
+static void hdmi_setup_channel_mapping(struct hda_codec *codec, hda_nid_t nid,
+                                       struct hdmi_audio_infoframe *ai)
 {
         int i;
 
@@ -453,15 +459,15 @@ static void hdmi_setup_channel_mapping(struct hda_codec *codec,
          */
 
         for (i = 0; i < 8; i++)
-                snd_hda_codec_write(codec, cvt_nid, 0,
+                snd_hda_codec_write(codec, nid, 0,
                                     AC_VERB_SET_HDMI_CHAN_SLOT,
                                     (i << 4) | i);
 
-        hdmi_debug_channel_mapping(codec);
+        hdmi_debug_channel_mapping(codec, nid);
 }
 
 
-static void hdmi_setup_audio_infoframe(struct hda_codec *codec,
+static void hdmi_setup_audio_infoframe(struct hda_codec *codec, hda_nid_t nid,
                                         struct snd_pcm_substream *substream)
 {
         struct hdmi_audio_infoframe ai = {
@@ -471,11 +477,11 @@ static void hdmi_setup_audio_infoframe(struct hda_codec *codec,
                 .CC02_CT47      = substream->runtime->channels - 1,
         };
 
-        hdmi_setup_channel_allocation(codec, &ai);
-        hdmi_setup_channel_mapping(codec, &ai);
+        hdmi_setup_channel_allocation(codec, nid, &ai);
+        hdmi_setup_channel_mapping(codec, nid, &ai);
 
-        hdmi_fill_audio_infoframe(codec, &ai);
-        hdmi_start_infoframe_trans(codec);
+        hdmi_fill_audio_infoframe(codec, pin_nid, &ai);
+        hdmi_start_infoframe_trans(codec, pin_nid);
 }
 
 
@@ -553,7 +559,7 @@ static int intel_hdmi_playback_pcm_close(struct hda_pcm_stream *hinfo,
 {
         struct intel_hdmi_spec *spec = codec->spec;
 
-        hdmi_stop_infoframe_trans(codec);
+        hdmi_stop_infoframe_trans(codec, pin_nid);
 
         return snd_hda_multi_out_dig_close(codec, &spec->multiout);
 }
@@ -569,9 +575,9 @@ static int intel_hdmi_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
         snd_hda_multi_out_dig_prepare(codec, &spec->multiout, stream_tag,
                                              format, substream);
 
-        hdmi_set_channel_count(codec, substream->runtime->channels);
+        hdmi_set_channel_count(codec, cvt_nid, substream->runtime->channels);
 
-        hdmi_setup_audio_infoframe(codec, substream);
+        hdmi_setup_audio_infoframe(codec, cvt_nid, substream);
 
         return 0;
 }
@@ -619,7 +625,7 @@ static int intel_hdmi_build_controls(struct hda_codec *codec)
 
 static int intel_hdmi_init(struct hda_codec *codec)
 {
-        hdmi_enable_output(codec);
+        hdmi_enable_output(codec, pin_nid);
 
         snd_hda_codec_write(codec, pin_nid, 0,
                             AC_VERB_SET_UNSOLICITED_ENABLE,