ALSA: hda/ca0132 - Add ZxR surround DAC setup.

Add pre-dsp download initialization for the DAC's used in the surround
sound configuration. Fixes issues of no audio on surround channels.

Fixes: 2e492b8ee5da8 ("ALSA: hda/ca0132 - Add ZxR init commands")
Signed-off-by: Connor McAdams <conmanx360@gmail.com>
Link: https://lore.kernel.org/r/20201211225504.4508-2-conmanx360@gmail.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/pci/hda/patch_ca0132.c b/sound/pci/hda/patch_ca0132.c
index 9b6b7601a88149f7f63644e75e0b623e507c94f2..7e62aed172a9f57b70e0bd792d4fd8fdd4468dfa 100644 (file)
--- a/sound/pci/hda/patch_ca0132.c
+++ b/sound/pci/hda/patch_ca0132.c
@@ -9186,6 +9186,44 @@ static void r3di_pre_dsp_setup(struct hda_codec *codec)
                        AC_VERB_SET_PIN_WIDGET_CONTROL, 0x04);
 }
 
+/*
+ * The ZxR seems to use alternative DAC's for the surround channels, which
+ * require PLL PMU setup for the clock rate, I'm guessing. Without setting
+ * this up, we get no audio out of the surround jacks.
+ */
+static void zxr_pre_dsp_setup(struct hda_codec *codec)
+{
+       static const unsigned int addr[] = { 0x43, 0x40, 0x41, 0x42, 0x45 };
+       static const unsigned int data[] = { 0x08, 0x0c, 0x0b, 0x07, 0x0d };
+       unsigned int i;
+
+       chipio_write(codec, 0x189000, 0x0001f100);
+       msleep(50);
+       chipio_write(codec, 0x18900c, 0x0001f100);
+       msleep(50);
+
+       /*
+        * This writes a RET instruction at the entry point of the function at
+        * 0xfa92 in exram. This function seems to have something to do with
+        * ASI. Might be some way to prevent the card from reconfiguring the
+        * ASI stuff itself.
+        */
+       chipio_8051_write_exram(codec, 0xfa92, 0x22);
+
+       chipio_8051_write_pll_pmu(codec, 0x51, 0x98);
+
+       snd_hda_codec_write(codec, WIDGET_CHIP_CTRL, 0, 0x725, 0x82);
+       chipio_set_control_param(codec, CONTROL_PARAM_ASI, 3);
+
+       chipio_write(codec, 0x18902c, 0x00000000);
+       msleep(50);
+       chipio_write(codec, 0x18902c, 0x00000003);
+       msleep(50);
+
+       for (i = 0; i < ARRAY_SIZE(addr); i++)
+               chipio_8051_write_pll_pmu(codec, addr[i], data[i]);
+}
+
 /*
  * These are sent before the DSP is downloaded. Not sure
  * what they do, or if they're necessary. Could possibly
@@ -9447,8 +9485,10 @@ static void ca0132_alt_init(struct hda_codec *codec)
                ca0113_mmio_command_set(codec, 0x30, 0x32, 0x3f);
                break;
        case QUIRK_ZXR:
+               chipio_8051_write_pll_pmu(codec, 0x49, 0x88);
                snd_hda_sequence_write(codec, spec->chip_init_verbs);
                snd_hda_sequence_write(codec, spec->desktop_init_verbs);
+               zxr_pre_dsp_setup(codec);
                break;
        default:
                break;