2 files changed, 82 insertions, 0 deletions

diff --git a/Documentation/sound/alsa/ALSA-Configuration.txt b/Documentation/sound/alsa/ALSA-Configuration.txt
index afdb6ffeae55..22aee1a5dd6e 100644
--- a/Documentation/sound/alsa/ALSA-Configuration.txt
+++ b/Documentation/sound/alsa/ALSA-Configuration.txt
@@ -801,6 +801,9 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
           will          Will laptops (PB V7900)
           replacer      Replacer 672V
           basic         fixed pin assignment (old default model)
+          test          for testing/debugging purpose, almost all controls can
+                        adjusted.  Appearing only when compiled with
+                        $CONFIG_SND_DEBUG=y
           auto          auto-config reading BIOS (default)
 
         ALC262
@@ -821,6 +824,9 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
           3stack        3-stack model
           toshiba       Toshiba A205
           acer          Acer laptops
+          test          for testing/debugging purpose, almost all controls can
+                        adjusted.  Appearing only when compiled with
+                        $CONFIG_SND_DEBUG=y
           auto          auto-config reading BIOS (default)
 
         ALC662
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 0a64d24e7fda..1b2ad52bc908 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -106,6 +106,9 @@ enum {
         ALC268_3ST,
         ALC268_TOSHIBA,
         ALC268_ACER,
+#ifdef CONFIG_SND_DEBUG
+        ALC268_TEST,
+#endif
         ALC268_AUTO,
         ALC268_MODEL_LAST /* last tag */
 };
@@ -9366,6 +9369,60 @@ static struct hda_input_mux alc268_capture_source = {
         },
 };
 
+#ifdef CONFIG_SND_DEBUG
+static struct snd_kcontrol_new alc268_test_mixer[] = {
+        HDA_CODEC_VOLUME("Front Playback Volume", 0x2, 0x0, HDA_OUTPUT),
+        HDA_CODEC_MUTE("Front Playback Switch", 0x14, 0x0, HDA_OUTPUT),
+        HDA_CODEC_VOLUME("Headphone Playback Volume", 0x3, 0x0, HDA_OUTPUT),
+        HDA_CODEC_MUTE("Headphone Playback Switch", 0x15, 0x0, HDA_OUTPUT),
+
+        /* Volume widgets */
+        HDA_CODEC_VOLUME("LOUT1 Playback Volume", 0x02, 0x0, HDA_OUTPUT),
+        HDA_CODEC_VOLUME("LOUT2 Playback Volume", 0x03, 0x0, HDA_OUTPUT),
+        HDA_BIND_MUTE_MONO("Mono sum Playback Switch", 0x0e, 1, 2, HDA_INPUT),
+        HDA_BIND_MUTE("LINE-OUT sum Playback Switch", 0x0f, 2, HDA_INPUT),
+        HDA_BIND_MUTE("HP-OUT sum Playback Switch", 0x10, 2, HDA_INPUT),
+        HDA_BIND_MUTE("LINE-OUT Playback Switch", 0x14, 2, HDA_OUTPUT),
+        HDA_BIND_MUTE("HP-OUT Playback Switch", 0x15, 2, HDA_OUTPUT),
+        HDA_BIND_MUTE("Mono Playback Switch", 0x16, 2, HDA_OUTPUT),
+        HDA_CODEC_VOLUME("MIC1 Capture Volume", 0x18, 0x0, HDA_INPUT),
+        HDA_BIND_MUTE("MIC1 Capture Switch", 0x18, 2, HDA_OUTPUT),
+        HDA_CODEC_VOLUME("MIC2 Capture Volume", 0x19, 0x0, HDA_INPUT),
+        HDA_CODEC_VOLUME("LINE1 Capture Volume", 0x1a, 0x0, HDA_INPUT),
+        HDA_BIND_MUTE("LINE1 Capture Switch", 0x1a, 2, HDA_OUTPUT),
+        HDA_CODEC_VOLUME("PCBEEP Playback Volume", 0x1d, 0x0, HDA_INPUT),
+        HDA_CODEC_VOLUME("PCM-IN1 Capture Volume", 0x23, 0x0, HDA_OUTPUT),
+        HDA_BIND_MUTE("PCM-IN1 Capture Switch", 0x23, 2, HDA_OUTPUT),
+        HDA_CODEC_VOLUME("PCM-IN2 Capture Volume", 0x24, 0x0, HDA_OUTPUT),
+        HDA_BIND_MUTE("PCM-IN2 Capture Switch", 0x24, 2, HDA_OUTPUT),
+
+        /* Modes for retasking pin widgets */
+        ALC_PIN_MODE("LINE-OUT pin mode", 0x14, ALC_PIN_DIR_INOUT),
+        ALC_PIN_MODE("HP-OUT pin mode", 0x15, ALC_PIN_DIR_INOUT),
+        ALC_PIN_MODE("MIC1 pin mode", 0x18, ALC_PIN_DIR_INOUT),
+        ALC_PIN_MODE("LINE1 pin mode", 0x1a, ALC_PIN_DIR_INOUT),
+
+        /* Controls for GPIO pins, assuming they are configured as outputs */
+        ALC_GPIO_DATA_SWITCH("GPIO pin 0", 0x01, 0x01),
+        ALC_GPIO_DATA_SWITCH("GPIO pin 1", 0x01, 0x02),
+        ALC_GPIO_DATA_SWITCH("GPIO pin 2", 0x01, 0x04),
+        ALC_GPIO_DATA_SWITCH("GPIO pin 3", 0x01, 0x08),
+
+        /* Switches to allow the digital SPDIF output pin to be enabled.
+         * The ALC268 does not have an SPDIF input.
+         */
+        ALC_SPDIF_CTRL_SWITCH("SPDIF Playback Switch", 0x06, 0x01),
+
+        /* A switch allowing EAPD to be enabled.  Some laptops seem to use
+         * this output to turn on an external amplifier.
+         */
+        ALC_EAPD_CTRL_SWITCH("LINE-OUT EAPD Enable Switch", 0x0f, 0x02),
+        ALC_EAPD_CTRL_SWITCH("HP-OUT EAPD Enable Switch", 0x10, 0x02),
+
+        { } /* end */
+};
+#endif
+
 /* create input playback/capture controls for the given pin */
 static int alc268_new_analog_output(struct alc_spec *spec, hda_nid_t nid,
                                     const char *ctlname, int idx)
@@ -9578,6 +9635,9 @@ static const char *alc268_models[ALC268_MODEL_LAST] = {
         [ALC268_3ST]            = "3stack",
         [ALC268_TOSHIBA]        = "toshiba",
         [ALC268_ACER]           = "acer",
+#ifdef CONFIG_SND_DEBUG
+        [ALC268_TEST]           = "test",
+#endif
         [ALC268_AUTO]           = "auto",
 };
 
@@ -9636,6 +9696,22 @@ static struct alc_config_preset alc268_presets[] = {
                 .unsol_event = alc268_acer_unsol_event,
                 .init_hook = alc268_acer_init_hook,
         },
+#ifdef CONFIG_SND_DEBUG
+        [ALC268_TEST] = {
+                .mixers = { alc268_test_mixer, alc268_capture_mixer },
+                .init_verbs = { alc268_base_init_verbs, alc268_eapd_verbs,
+                                alc268_volume_init_verbs },
+                .num_dacs = ARRAY_SIZE(alc268_dac_nids),
+                .dac_nids = alc268_dac_nids,
+                .num_adc_nids = ARRAY_SIZE(alc268_adc_nids_alt),
+                .adc_nids = alc268_adc_nids_alt,
+                .hp_nid = 0x03,
+                .dig_out_nid = ALC268_DIGOUT_NID,
+                .num_channel_mode = ARRAY_SIZE(alc268_modes),
+                .channel_mode = alc268_modes,
+                .input_mux = &alc268_capture_source,
+        },
+#endif
 };
 
 static int patch_alc268(struct hda_codec *codec)