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1// SPDX-License-Identifier: GPL-2.0-or-later2/*3 * Support for Digigram Lola PCI-e boards4 *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 16static 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 27static 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, 0, 0, &val, NULL);45 snd_iprintf(buffer, " Max-level: 0x%x\n", val);46}47 48static 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 i, 0, &val, &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(freq);76 } else if (type == LOLA_CLOCK_TYPE_VIDEO) {77 name = "Video";78 freq = lola_sample_rate_convert(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 88static 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 97static 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, "[Audio-In]");115 for (i = 0; i < chip->pcm[PLAY].num_streams; i++, nid++)116 print_audio_widget(buffer, chip, nid, "[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 "[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 "[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 */134static 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, sizeof(line))) {141 if (sscanf(line, "%u %u %u %u", &id, &verb, &data, &extdata) != 4)142 continue;143 lola_codec_read(chip, id, verb, data, extdata,144 &chip->debug_res,145 &chip->debug_res_ex);146 }147}148 149static 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 registers158 */159static 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 196void lola_proc_debug_new(struct lola *chip)197{198 snd_card_ro_proc_new(chip->card, "codec", chip, lola_proc_codec_read);199 snd_card_rw_proc_new(chip->card, "codec_rw", chip,200 lola_proc_codec_rw_read,201 lola_proc_codec_rw_write);202 snd_card_ro_proc_new(chip->card, "regs", chip, lola_proc_regs_read);203}204