1 | // SPDX-License-Identifier: GPL-2.0-or-later |
2 | /* |
3 | * Support for Digigram Lola PCI-e boards |
4 | * |
5 | * Copyright (c) 2011 Takashi Iwai <tiwai@suse.de> |
6 | */ |
7 | |
8 | #include <linux/kernel.h> |
9 | #include <linux/init.h> |
10 | #include <linux/io.h> |
11 | #include <sound/core.h> |
12 | #include <sound/info.h> |
13 | #include <sound/pcm.h> |
14 | #include "lola.h" |
15 | |
16 | static void print_audio_widget(struct snd_info_buffer *buffer, |
17 | struct lola *chip, int nid, const char *name) |
18 | { |
19 | unsigned int val; |
20 | |
21 | lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val); |
22 | snd_iprintf(buffer, "Node 0x%02x %s wcaps 0x%x\n" , nid, name, val); |
23 | lola_read_param(chip, nid, LOLA_PAR_STREAM_FORMATS, &val); |
24 | snd_iprintf(buffer, " Formats: 0x%x\n" , val); |
25 | } |
26 | |
27 | static void print_pin_widget(struct snd_info_buffer *buffer, |
28 | struct lola *chip, int nid, unsigned int ampcap, |
29 | const char *name) |
30 | { |
31 | unsigned int val; |
32 | |
33 | lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val); |
34 | snd_iprintf(buffer, "Node 0x%02x %s wcaps 0x%x\n" , nid, name, val); |
35 | if (val == 0x00400200) |
36 | return; |
37 | lola_read_param(chip, nid, ampcap, &val); |
38 | snd_iprintf(buffer, " Amp-Caps: 0x%x\n" , val); |
39 | snd_iprintf(buffer, " mute=%d, step-size=%d, steps=%d, ofs=%d\n" , |
40 | LOLA_AMP_MUTE_CAPABLE(val), |
41 | LOLA_AMP_STEP_SIZE(val), |
42 | LOLA_AMP_NUM_STEPS(val), |
43 | LOLA_AMP_OFFSET(val)); |
44 | lola_codec_read(chip, nid, LOLA_VERB_GET_MAX_LEVEL, data: 0, extdata: 0, val: &val, NULL); |
45 | snd_iprintf(buffer, " Max-level: 0x%x\n" , val); |
46 | } |
47 | |
48 | static void print_clock_widget(struct snd_info_buffer *buffer, |
49 | struct lola *chip, int nid) |
50 | { |
51 | int i, j, num_clocks; |
52 | unsigned int val; |
53 | |
54 | lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val); |
55 | snd_iprintf(buffer, "Node 0x%02x [Clock] wcaps 0x%x\n" , nid, val); |
56 | num_clocks = val & 0xff; |
57 | for (i = 0; i < num_clocks; i += 4) { |
58 | unsigned int res_ex; |
59 | unsigned short items[4]; |
60 | const char *name; |
61 | |
62 | lola_codec_read(chip, nid, LOLA_VERB_GET_CLOCK_LIST, |
63 | data: i, extdata: 0, val: &val, extval: &res_ex); |
64 | items[0] = val & 0xfff; |
65 | items[1] = (val >> 16) & 0xfff; |
66 | items[2] = res_ex & 0xfff; |
67 | items[3] = (res_ex >> 16) & 0xfff; |
68 | for (j = 0; j < 4; j++) { |
69 | unsigned char type = items[j] >> 8; |
70 | unsigned int freq = items[j] & 0xff; |
71 | if (i + j >= num_clocks) |
72 | break; |
73 | if (type == LOLA_CLOCK_TYPE_INTERNAL) { |
74 | name = "Internal" ; |
75 | freq = lola_sample_rate_convert(coded: freq); |
76 | } else if (type == LOLA_CLOCK_TYPE_VIDEO) { |
77 | name = "Video" ; |
78 | freq = lola_sample_rate_convert(coded: freq); |
79 | } else { |
80 | name = "Other" ; |
81 | } |
82 | snd_iprintf(buffer, " Clock %d: Type %d:%s, freq=%d\n" , |
83 | i + j, type, name, freq); |
84 | } |
85 | } |
86 | } |
87 | |
88 | static void print_mixer_widget(struct snd_info_buffer *buffer, |
89 | struct lola *chip, int nid) |
90 | { |
91 | unsigned int val; |
92 | |
93 | lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val); |
94 | snd_iprintf(buffer, "Node 0x%02x [Mixer] wcaps 0x%x\n" , nid, val); |
95 | } |
96 | |
97 | static void lola_proc_codec_read(struct snd_info_entry *entry, |
98 | struct snd_info_buffer *buffer) |
99 | { |
100 | struct lola *chip = entry->private_data; |
101 | unsigned int val; |
102 | int i, nid; |
103 | |
104 | lola_read_param(chip, 0, LOLA_PAR_VENDOR_ID, &val); |
105 | snd_iprintf(buffer, "Vendor: 0x%08x\n" , val); |
106 | lola_read_param(chip, 1, LOLA_PAR_FUNCTION_TYPE, &val); |
107 | snd_iprintf(buffer, "Function Type: %d\n" , val); |
108 | lola_read_param(chip, 1, LOLA_PAR_SPECIFIC_CAPS, &val); |
109 | snd_iprintf(buffer, "Specific-Caps: 0x%08x\n" , val); |
110 | snd_iprintf(buffer, " Pins-In %d, Pins-Out %d\n" , |
111 | chip->pin[CAPT].num_pins, chip->pin[PLAY].num_pins); |
112 | nid = 2; |
113 | for (i = 0; i < chip->pcm[CAPT].num_streams; i++, nid++) |
114 | print_audio_widget(buffer, chip, nid, name: "[Audio-In]" ); |
115 | for (i = 0; i < chip->pcm[PLAY].num_streams; i++, nid++) |
116 | print_audio_widget(buffer, chip, nid, name: "[Audio-Out]" ); |
117 | for (i = 0; i < chip->pin[CAPT].num_pins; i++, nid++) |
118 | print_pin_widget(buffer, chip, nid, LOLA_PAR_AMP_IN_CAP, |
119 | name: "[Pin-In]" ); |
120 | for (i = 0; i < chip->pin[PLAY].num_pins; i++, nid++) |
121 | print_pin_widget(buffer, chip, nid, LOLA_PAR_AMP_OUT_CAP, |
122 | name: "[Pin-Out]" ); |
123 | if (LOLA_AFG_CLOCK_WIDGET_PRESENT(chip->lola_caps)) { |
124 | print_clock_widget(buffer, chip, nid); |
125 | nid++; |
126 | } |
127 | if (LOLA_AFG_MIXER_WIDGET_PRESENT(chip->lola_caps)) { |
128 | print_mixer_widget(buffer, chip, nid); |
129 | nid++; |
130 | } |
131 | } |
132 | |
133 | /* direct codec access for debugging */ |
134 | static void lola_proc_codec_rw_write(struct snd_info_entry *entry, |
135 | struct snd_info_buffer *buffer) |
136 | { |
137 | struct lola *chip = entry->private_data; |
138 | char line[64]; |
139 | unsigned int id, verb, data, extdata; |
140 | while (!snd_info_get_line(buffer, line, len: sizeof(line))) { |
141 | if (sscanf(line, "%u %u %u %u" , &id, &verb, &data, &extdata) != 4) |
142 | continue; |
143 | lola_codec_read(chip, nid: id, verb, data, extdata, |
144 | val: &chip->debug_res, |
145 | extval: &chip->debug_res_ex); |
146 | } |
147 | } |
148 | |
149 | static void lola_proc_codec_rw_read(struct snd_info_entry *entry, |
150 | struct snd_info_buffer *buffer) |
151 | { |
152 | struct lola *chip = entry->private_data; |
153 | snd_iprintf(buffer, "0x%x 0x%x\n" , chip->debug_res, chip->debug_res_ex); |
154 | } |
155 | |
156 | /* |
157 | * dump some registers |
158 | */ |
159 | static void lola_proc_regs_read(struct snd_info_entry *entry, |
160 | struct snd_info_buffer *buffer) |
161 | { |
162 | struct lola *chip = entry->private_data; |
163 | int i; |
164 | |
165 | for (i = 0; i < 0x40; i += 4) { |
166 | snd_iprintf(buffer, "BAR0 %02x: %08x\n" , i, |
167 | readl(chip->bar[BAR0].remap_addr + i)); |
168 | } |
169 | snd_iprintf(buffer, "\n" ); |
170 | for (i = 0; i < 0x30; i += 4) { |
171 | snd_iprintf(buffer, "BAR1 %02x: %08x\n" , i, |
172 | readl(chip->bar[BAR1].remap_addr + i)); |
173 | } |
174 | snd_iprintf(buffer, "\n" ); |
175 | for (i = 0x80; i < 0xa0; i += 4) { |
176 | snd_iprintf(buffer, "BAR1 %02x: %08x\n" , i, |
177 | readl(chip->bar[BAR1].remap_addr + i)); |
178 | } |
179 | snd_iprintf(buffer, "\n" ); |
180 | for (i = 0; i < 32; i++) { |
181 | snd_iprintf(buffer, "DSD %02x STS %08x\n" , i, |
182 | lola_dsd_read(chip, i, STS)); |
183 | snd_iprintf(buffer, "DSD %02x LPIB %08x\n" , i, |
184 | lola_dsd_read(chip, i, LPIB)); |
185 | snd_iprintf(buffer, "DSD %02x CTL %08x\n" , i, |
186 | lola_dsd_read(chip, i, CTL)); |
187 | snd_iprintf(buffer, "DSD %02x LVIL %08x\n" , i, |
188 | lola_dsd_read(chip, i, LVI)); |
189 | snd_iprintf(buffer, "DSD %02x BDPL %08x\n" , i, |
190 | lola_dsd_read(chip, i, BDPL)); |
191 | snd_iprintf(buffer, "DSD %02x BDPU %08x\n" , i, |
192 | lola_dsd_read(chip, i, BDPU)); |
193 | } |
194 | } |
195 | |
196 | void lola_proc_debug_new(struct lola *chip) |
197 | { |
198 | snd_card_ro_proc_new(card: chip->card, name: "codec" , private_data: chip, read: lola_proc_codec_read); |
199 | snd_card_rw_proc_new(card: chip->card, name: "codec_rw" , private_data: chip, |
200 | read: lola_proc_codec_rw_read, |
201 | write: lola_proc_codec_rw_write); |
202 | snd_card_ro_proc_new(card: chip->card, name: "regs" , private_data: chip, read: lola_proc_regs_read); |
203 | } |
204 | |