1 /*
2  * Universal Interface for Intel High Definition Audio Codec
3  *
4  * HD audio interface patch for Realtek ALC codecs
5  *
6  * Copyright (c) 2004 Kailang Yang <kailang@realtek.com.tw>
7  *                    PeiSen Hou <pshou@realtek.com.tw>
8  *                    Takashi Iwai <tiwai@suse.de>
9  *                    Jonathan Woithe <jwoithe@just42.net>
10  *
11  *  This driver is free software; you can redistribute it and/or modify
12  *  it under the terms of the GNU General Public License as published by
13  *  the Free Software Foundation; either version 2 of the License, or
14  *  (at your option) any later version.
15  *
16  *  This driver is distributed in the hope that it will be useful,
17  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
18  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19  *  GNU General Public License for more details.
20  *
21  *  You should have received a copy of the GNU General Public License
22  *  along with this program; if not, write to the Free Software
23  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
24  *
25  * Taken from linux's patch_realtek.c
26  */
27 
28 #ifdef HAVE_KERNEL_OPTION_HEADERS
29 #include "opt_snd.h"
30 #endif
31 
32 #include <dev/sound/pcm/sound.h>
33 
34 #include <sys/ctype.h>
35 
36 #include <dev/sound/pci/hda/hdac.h>
37 #include <dev/sound/pci/hda/hdaa.h>
38 #include <dev/sound/pci/hda/hda_reg.h>
39 #include <dev/sound/pci/hda/hdaa_patches.h>
40 
41 void
42 hdaa_patch_direct_acer_c720(struct hdaa_devinfo *devinfo)
43 {
44 	struct hdaa_widget *w;
45 	device_t dev = devinfo->dev;
46 	uint32_t val;
47 
48 	kprintf("Acer C720 patch\n");
49 
50 	/* power down control */
51 	hda_write_coef_idx(dev, 0x20, 0x03, 0x0002);
52 	/* FIFO and filter clock */
53 	hda_write_coef_idx(dev, 0x20, 0x05, 0x0700);
54 	/* DMIC control */
55 	hda_write_coef_idx(dev, 0x20, 0x07, 0x0200);
56 	/* Analog clock */
57 	val = hda_read_coef_idx(dev, 0x20, 0x06);
58 	hda_write_coef_idx(dev, 0x20, 0x06, (val & ~0x00f0) | 0x0);
59 
60 	/* JD */
61 	val = hda_read_coef_idx(dev, 0x20, 0x08);
62 	hda_write_coef_idx(dev, 0x20, 0x08, (val & ~0xfffc) | 0x0c2c);
63 	/* JD offset1 */
64 	hda_write_coef_idx(dev, 0x20, 0x0a, 0xcccc);
65 	/* JD offset2 */
66 	hda_write_coef_idx(dev, 0x20, 0x0b, 0xcccc);
67 	/* LD0/1/2/3, DAC/ADC */
68 	hda_write_coef_idx(dev, 0x20, 0x0e, 0x6fc0);
69 	/* JD */
70 	val = hda_read_coef_idx(dev, 0x20, 0x0f);
71 	hda_write_coef_idx(dev, 0x20, 0x0f, (val & ~0xf800) | 0x1000);
72 
73 	/* Capless */
74 	val = hda_read_coef_idx(dev, 0x20, 0x10);
75 	hda_write_coef_idx(dev, 0x20, 0x10, (val & ~0xfc00) | 0x0c00);
76 	/* Class D test 4 */
77 	hda_write_coef_idx(dev, 0x20, 0x3a, 0x0);
78 	/* IO power down directly */
79 	val = hda_read_coef_idx(dev, 0x20, 0x0c);
80 	hda_write_coef_idx(dev, 0x20, 0x0c, (val & ~0xfe00) | 0x0);
81 	/* ANC */
82 	hda_write_coef_idx(dev, 0x20, 0x22, 0xa0c0);
83 	/* AGC MUX */
84 	val = hda_read_coef_idx(dev, 0x53, 0x01);
85 	hda_write_coef_idx(dev, 0x53, 0x01, (val & ~0x000f) | 0x0008);
86 
87 	/* DAC simple content protection */
88 	val = hda_read_coef_idx(dev, 0x20, 0x1d);
89 	hda_write_coef_idx(dev, 0x20, 0x1d, (val & ~0x00e0) | 0x0);
90 	/* ADC simple content protection */
91 	val = hda_read_coef_idx(dev, 0x20, 0x1f);
92 	hda_write_coef_idx(dev, 0x20, 0x1f, (val & ~0x00e0) | 0x0);
93 	/* DAC ADC Zero Detection */
94 	hda_write_coef_idx(dev, 0x20, 0x21, 0x8804);
95 	/* PLL */
96 	hda_write_coef_idx(dev, 0x20, 0x2e, 0x2902);
97 	/* capless control 2 */
98 	hda_write_coef_idx(dev, 0x20, 0x33, 0xa080);
99 	/* capless control 3 */
100 	hda_write_coef_idx(dev, 0x20, 0x34, 0x3400);
101 	/* capless control 4 */
102 	hda_write_coef_idx(dev, 0x20, 0x35, 0x2f3e);
103 	/* capless control 5 */
104 	hda_write_coef_idx(dev, 0x20, 0x36, 0x0);
105 	/* class D test 2 */
106 	val = hda_read_coef_idx(dev, 0x20, 0x38);
107 	hda_write_coef_idx(dev, 0x20, 0x38, (val & ~0x0fff) | 0x0900);
108 
109 	/* class D test 3 */
110 	hda_write_coef_idx(dev, 0x20, 0x39, 0x110a);
111 	/* class D test 5 */
112 	val = hda_read_coef_idx(dev, 0x20, 0x3b);
113 	hda_write_coef_idx(dev, 0x20, 0x3b, (val & ~0x00f8) | 0x00d8);
114 	/* class D test 6 */
115 	hda_write_coef_idx(dev, 0x20, 0x3c, 0x0014);
116 	/* classD OCP */
117 	hda_write_coef_idx(dev, 0x20, 0x3d, 0xc2ba);
118 	/* classD pure DC test */
119 	val = hda_read_coef_idx(dev, 0x20, 0x42);
120 	hda_write_coef_idx(dev, 0x20, 0x42, (val & ~0x0f80) | 0x0);
121 	/* test mode */
122 	hda_write_coef_idx(dev, 0x20, 0x49, 0x0);
123 	/* Class D DC enable */
124 	val = hda_read_coef_idx(dev, 0x20, 0x40);
125 	hda_write_coef_idx(dev, 0x20, 0x40, (val & ~0xf800) | 0x9800);
126 	/* DC offset */
127 	val = hda_read_coef_idx(dev, 0x20, 0x42);
128 	hda_write_coef_idx(dev, 0x20, 0x42, (val & ~0xf000) | 0x2000);
129 	/* Class D amp control */
130 	hda_write_coef_idx(dev, 0x20, 0x37, 0xfc06);
131 
132 	/* Index 0x43 direct drive HP AMP LPM Control 1 */
133 	/* Headphone capless set to high power mode */
134 	hda_write_coef_idx(dev, 0x20, 0x43, 0x9004);
135 
136 #if 0
137 	/*
138 	 * This has to do with the 'mute internal speaker when
139 	 * ext headphone out jack is plugged' function.  nid 27
140 	 * comes from the special config bits (XXX currently hardwired)
141 	 *
142 	 * XXX doesn't apply to chromebook where we just have to change
143 	 *	the mixer selection for nid 33.
144 	 */
145 	int dummy;
146 	hda_command(dev, HDA_CMD_SET_AMP_GAIN_MUTE(0, 27, 0xb080));
147 	tsleep(&dummy, 0, "hdaslp", hz / 10);
148 	hda_command(dev, HDA_CMD_SET_PIN_WIDGET_CTRL(0, 27,
149 				HDA_CMD_SET_PIN_WIDGET_CTRL_OUT_ENABLE));
150 	tsleep(&dummy, 0, "hdaslp", hz / 10);
151 #endif
152 
153 	/* 0x46 combo jack auto switch control 2 */
154 	/* 3k pull-down control for headset jack. */
155 	val = hda_read_coef_idx(dev, 0x20, 0x46);
156 	hda_write_coef_idx(dev, 0x20, 0x46, val & ~(3 << 12));
157 	/* headphone capless set to normal mode */
158 	hda_write_coef_idx(dev, 0x20, 0x43, 0x9614);
159 
160 #if 0
161 	/*
162 	 * Fixup chromebook (? which chromebook?)
163 	 */
164 	/* MIC2-VREF control */
165 	/* set to manual mode */
166 	val = hda_read_coef_idx(dev, 0x20, 0x06);
167 	hda_write_coef_idx(dev, 0x20, 0x06, val & ~0x000c);
168 	/* enable line1 input control by verb */
169 	val = hda_read_coef_idx(dev, 0x20, 0x1a);
170 	hda_write_coef_idx(dev, 0x20, 0x1a, val | (1 << 4));
171 #endif
172 
173 	/*
174 	 * 31-30	: port connectivity
175 	 * 29-21	: reserved
176 	 * 20		: PCBEEP input
177 	 * 19-16	: checksum (15:1)
178 	 * 15-1		: Custom
179 	 * 0		: Override
180 	 *
181 	 * XXX this needs code from linux patch_realtek.c alc_subsystem_id().
182 	 * Chromebook: 0x4015812d
183 	 *	bit 30	physical connection present
184 	 *	bit 15	if set we want the 'mute internal speaker when
185 	 *		ext headphone out jack is plugged' function
186 	 *	    bit 14:13	reserved
187 	 *	    bit 12:11	headphone out 00: PortA, 01: PortE, 02: PortD,
188 	 *				      03: Reserved (for C720 this is 0)
189 	 *	    bit 10:8    jack location (for c720 this is 1)
190 	 *				0, 0x1b, 0x14, 0x21 - nnid 27 is jack?
191 	 *
192 	 *	bit 5:3	-> 101 (5).  ALC_INIT_DEFAULT (default ext amp ctl)
193 	 *	bit 0	override (is set)
194 	 */
195 	if ((w = hdaa_widget_get(devinfo, 0x1d)) != NULL) {
196 		kprintf("WIDGET SPECIAL: %08x\n", w->wclass.pin.config);
197 		/* XXX currently in hdaa_patch_direct_acer_c720(devinfo); */
198 	}
199 }
200