1 /* 2 * Support for Digigram Lola PCI-e boards 3 * 4 * Copyright (c) 2011 Takashi Iwai <tiwai@suse.de> 5 * 6 * This program is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU General Public License as published by the Free 8 * Software Foundation; either version 2 of the License, or (at your option) 9 * any later version. 10 * 11 * This program is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 14 * more details. 15 * 16 * You should have received a copy of the GNU General Public License along with 17 * this program; if not, write to the Free Software Foundation, Inc., 59 18 * Temple Place - Suite 330, Boston, MA 02111-1307, USA. 19 */ 20 21 #include <linux/kernel.h> 22 #include <linux/init.h> 23 #include <linux/io.h> 24 #include <sound/core.h> 25 #include <sound/info.h> 26 #include <sound/pcm.h> 27 #include "lola.h" 28 29 static void print_audio_widget(struct snd_info_buffer *buffer, 30 struct lola *chip, int nid, const char *name) 31 { 32 unsigned int val; 33 34 lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val); 35 snd_iprintf(buffer, "Node 0x%02x %s wcaps 0x%x\n", nid, name, val); 36 lola_read_param(chip, nid, LOLA_PAR_STREAM_FORMATS, &val); 37 snd_iprintf(buffer, " Formats: 0x%x\n", val); 38 } 39 40 static void print_pin_widget(struct snd_info_buffer *buffer, 41 struct lola *chip, int nid, unsigned int ampcap, 42 const char *name) 43 { 44 unsigned int val; 45 46 lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val); 47 snd_iprintf(buffer, "Node 0x%02x %s wcaps 0x%x\n", nid, name, val); 48 if (val == 0x00400200) 49 return; 50 lola_read_param(chip, nid, ampcap, &val); 51 snd_iprintf(buffer, " Amp-Caps: 0x%x\n", val); 52 snd_iprintf(buffer, " mute=%d, step-size=%d, steps=%d, ofs=%d\n", 53 LOLA_AMP_MUTE_CAPABLE(val), 54 LOLA_AMP_STEP_SIZE(val), 55 LOLA_AMP_NUM_STEPS(val), 56 LOLA_AMP_OFFSET(val)); 57 lola_codec_read(chip, nid, LOLA_VERB_GET_MAX_LEVEL, 0, 0, &val, NULL); 58 snd_iprintf(buffer, " Max-level: 0x%x\n", val); 59 } 60 61 static void print_clock_widget(struct snd_info_buffer *buffer, 62 struct lola *chip, int nid) 63 { 64 int i, j, num_clocks; 65 unsigned int val; 66 67 lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val); 68 snd_iprintf(buffer, "Node 0x%02x [Clock] wcaps 0x%x\n", nid, val); 69 num_clocks = val & 0xff; 70 for (i = 0; i < num_clocks; i += 4) { 71 unsigned int res_ex; 72 unsigned short items[4]; 73 const char *name; 74 75 lola_codec_read(chip, nid, LOLA_VERB_GET_CLOCK_LIST, 76 i, 0, &val, &res_ex); 77 items[0] = val & 0xfff; 78 items[1] = (val >> 16) & 0xfff; 79 items[2] = res_ex & 0xfff; 80 items[3] = (res_ex >> 16) & 0xfff; 81 for (j = 0; j < 4; j++) { 82 unsigned char type = items[j] >> 8; 83 unsigned int freq = items[j] & 0xff; 84 if (i + j >= num_clocks) 85 break; 86 if (type == LOLA_CLOCK_TYPE_INTERNAL) { 87 name = "Internal"; 88 freq = lola_sample_rate_convert(freq); 89 } else if (type == LOLA_CLOCK_TYPE_VIDEO) { 90 name = "Video"; 91 freq = lola_sample_rate_convert(freq); 92 } else { 93 name = "Other"; 94 } 95 snd_iprintf(buffer, " Clock %d: Type %d:%s, freq=%d\n", 96 i + j, type, name, freq); 97 } 98 } 99 } 100 101 static void print_mixer_widget(struct snd_info_buffer *buffer, 102 struct lola *chip, int nid) 103 { 104 unsigned int val; 105 106 lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val); 107 snd_iprintf(buffer, "Node 0x%02x [Mixer] wcaps 0x%x\n", nid, val); 108 } 109 110 static void lola_proc_codec_read(struct snd_info_entry *entry, 111 struct snd_info_buffer *buffer) 112 { 113 struct lola *chip = entry->private_data; 114 unsigned int val; 115 int i, nid; 116 117 lola_read_param(chip, 0, LOLA_PAR_VENDOR_ID, &val); 118 snd_iprintf(buffer, "Vendor: 0x%08x\n", val); 119 lola_read_param(chip, 1, LOLA_PAR_FUNCTION_TYPE, &val); 120 snd_iprintf(buffer, "Function Type: %d\n", val); 121 lola_read_param(chip, 1, LOLA_PAR_SPECIFIC_CAPS, &val); 122 snd_iprintf(buffer, "Specific-Caps: 0x%08x\n", val); 123 snd_iprintf(buffer, " Pins-In %d, Pins-Out %d\n", 124 chip->pin[CAPT].num_pins, chip->pin[PLAY].num_pins); 125 nid = 2; 126 for (i = 0; i < chip->pcm[CAPT].num_streams; i++, nid++) 127 print_audio_widget(buffer, chip, nid, "[Audio-In]"); 128 for (i = 0; i < chip->pcm[PLAY].num_streams; i++, nid++) 129 print_audio_widget(buffer, chip, nid, "[Audio-Out]"); 130 for (i = 0; i < chip->pin[CAPT].num_pins; i++, nid++) 131 print_pin_widget(buffer, chip, nid, LOLA_PAR_AMP_IN_CAP, 132 "[Pin-In]"); 133 for (i = 0; i < chip->pin[PLAY].num_pins; i++, nid++) 134 print_pin_widget(buffer, chip, nid, LOLA_PAR_AMP_OUT_CAP, 135 "[Pin-Out]"); 136 if (LOLA_AFG_CLOCK_WIDGET_PRESENT(chip->lola_caps)) { 137 print_clock_widget(buffer, chip, nid); 138 nid++; 139 } 140 if (LOLA_AFG_MIXER_WIDGET_PRESENT(chip->lola_caps)) { 141 print_mixer_widget(buffer, chip, nid); 142 nid++; 143 } 144 } 145 146 /* direct codec access for debugging */ 147 static void lola_proc_codec_rw_write(struct snd_info_entry *entry, 148 struct snd_info_buffer *buffer) 149 { 150 struct lola *chip = entry->private_data; 151 char line[64]; 152 unsigned int id, verb, data, extdata; 153 while (!snd_info_get_line(buffer, line, sizeof(line))) { 154 if (sscanf(line, "%i %i %i %i", &id, &verb, &data, &extdata) != 4) 155 continue; 156 lola_codec_read(chip, id, verb, data, extdata, 157 &chip->debug_res, 158 &chip->debug_res_ex); 159 } 160 } 161 162 static void lola_proc_codec_rw_read(struct snd_info_entry *entry, 163 struct snd_info_buffer *buffer) 164 { 165 struct lola *chip = entry->private_data; 166 snd_iprintf(buffer, "0x%x 0x%x\n", chip->debug_res, chip->debug_res_ex); 167 } 168 169 /* 170 * dump some registers 171 */ 172 static void lola_proc_regs_read(struct snd_info_entry *entry, 173 struct snd_info_buffer *buffer) 174 { 175 struct lola *chip = entry->private_data; 176 int i; 177 178 for (i = 0; i < 0x40; i += 4) { 179 snd_iprintf(buffer, "BAR0 %02x: %08x\n", i, 180 readl(chip->bar[BAR0].remap_addr + i)); 181 } 182 snd_iprintf(buffer, "\n"); 183 for (i = 0; i < 0x30; i += 4) { 184 snd_iprintf(buffer, "BAR1 %02x: %08x\n", i, 185 readl(chip->bar[BAR1].remap_addr + i)); 186 } 187 snd_iprintf(buffer, "\n"); 188 for (i = 0x80; i < 0xa0; i += 4) { 189 snd_iprintf(buffer, "BAR1 %02x: %08x\n", i, 190 readl(chip->bar[BAR1].remap_addr + i)); 191 } 192 snd_iprintf(buffer, "\n"); 193 for (i = 0; i < 32; i++) { 194 snd_iprintf(buffer, "DSD %02x STS %08x\n", i, 195 lola_dsd_read(chip, i, STS)); 196 snd_iprintf(buffer, "DSD %02x LPIB %08x\n", i, 197 lola_dsd_read(chip, i, LPIB)); 198 snd_iprintf(buffer, "DSD %02x CTL %08x\n", i, 199 lola_dsd_read(chip, i, CTL)); 200 snd_iprintf(buffer, "DSD %02x LVIL %08x\n", i, 201 lola_dsd_read(chip, i, LVI)); 202 snd_iprintf(buffer, "DSD %02x BDPL %08x\n", i, 203 lola_dsd_read(chip, i, BDPL)); 204 snd_iprintf(buffer, "DSD %02x BDPU %08x\n", i, 205 lola_dsd_read(chip, i, BDPU)); 206 } 207 } 208 209 void lola_proc_debug_new(struct lola *chip) 210 { 211 struct snd_info_entry *entry; 212 213 if (!snd_card_proc_new(chip->card, "codec", &entry)) 214 snd_info_set_text_ops(entry, chip, lola_proc_codec_read); 215 if (!snd_card_proc_new(chip->card, "codec_rw", &entry)) { 216 snd_info_set_text_ops(entry, chip, lola_proc_codec_rw_read); 217 entry->mode |= S_IWUSR; 218 entry->c.text.write = lola_proc_codec_rw_write; 219 } 220 if (!snd_card_proc_new(chip->card, "regs", &entry)) 221 snd_info_set_text_ops(entry, chip, lola_proc_regs_read); 222 } 223