mirror of https://gitee.com/openkylin/linux.git
223 lines
7.1 KiB
C
223 lines
7.1 KiB
C
/*
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* Support for Digigram Lola PCI-e boards
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*
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* Copyright (c) 2011 Takashi Iwai <tiwai@suse.de>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc., 59
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* Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/io.h>
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#include <sound/core.h>
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#include <sound/info.h>
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#include <sound/pcm.h>
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#include "lola.h"
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static void print_audio_widget(struct snd_info_buffer *buffer,
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struct lola *chip, int nid, const char *name)
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{
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unsigned int val;
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lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val);
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snd_iprintf(buffer, "Node 0x%02x %s wcaps 0x%x\n", nid, name, val);
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lola_read_param(chip, nid, LOLA_PAR_STREAM_FORMATS, &val);
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snd_iprintf(buffer, " Formats: 0x%x\n", val);
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}
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static void print_pin_widget(struct snd_info_buffer *buffer,
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struct lola *chip, int nid, unsigned int ampcap,
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const char *name)
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{
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unsigned int val;
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lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val);
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snd_iprintf(buffer, "Node 0x%02x %s wcaps 0x%x\n", nid, name, val);
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if (val == 0x00400200)
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return;
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lola_read_param(chip, nid, ampcap, &val);
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snd_iprintf(buffer, " Amp-Caps: 0x%x\n", val);
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snd_iprintf(buffer, " mute=%d, step-size=%d, steps=%d, ofs=%d\n",
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LOLA_AMP_MUTE_CAPABLE(val),
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LOLA_AMP_STEP_SIZE(val),
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LOLA_AMP_NUM_STEPS(val),
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LOLA_AMP_OFFSET(val));
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lola_codec_read(chip, nid, LOLA_VERB_GET_MAX_LEVEL, 0, 0, &val, NULL);
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snd_iprintf(buffer, " Max-level: 0x%x\n", val);
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}
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static void print_clock_widget(struct snd_info_buffer *buffer,
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struct lola *chip, int nid)
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{
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int i, j, num_clocks;
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unsigned int val;
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lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val);
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snd_iprintf(buffer, "Node 0x%02x [Clock] wcaps 0x%x\n", nid, val);
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num_clocks = val & 0xff;
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for (i = 0; i < num_clocks; i += 4) {
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unsigned int res_ex;
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unsigned short items[4];
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const char *name;
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lola_codec_read(chip, nid, LOLA_VERB_GET_CLOCK_LIST,
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i, 0, &val, &res_ex);
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items[0] = val & 0xfff;
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items[1] = (val >> 16) & 0xfff;
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items[2] = res_ex & 0xfff;
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items[3] = (res_ex >> 16) & 0xfff;
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for (j = 0; j < 4; j++) {
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unsigned char type = items[j] >> 8;
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unsigned int freq = items[j] & 0xff;
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if (i + j >= num_clocks)
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break;
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if (type == LOLA_CLOCK_TYPE_INTERNAL) {
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name = "Internal";
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freq = lola_sample_rate_convert(freq);
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} else if (type == LOLA_CLOCK_TYPE_VIDEO) {
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name = "Video";
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freq = lola_sample_rate_convert(freq);
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} else {
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name = "Other";
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}
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snd_iprintf(buffer, " Clock %d: Type %d:%s, freq=%d\n",
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i + j, type, name, freq);
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}
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}
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}
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static void print_mixer_widget(struct snd_info_buffer *buffer,
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struct lola *chip, int nid)
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{
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unsigned int val;
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lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val);
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snd_iprintf(buffer, "Node 0x%02x [Mixer] wcaps 0x%x\n", nid, val);
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}
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static void lola_proc_codec_read(struct snd_info_entry *entry,
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struct snd_info_buffer *buffer)
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{
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struct lola *chip = entry->private_data;
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unsigned int val;
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int i, nid;
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lola_read_param(chip, 0, LOLA_PAR_VENDOR_ID, &val);
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snd_iprintf(buffer, "Vendor: 0x%08x\n", val);
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lola_read_param(chip, 1, LOLA_PAR_FUNCTION_TYPE, &val);
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snd_iprintf(buffer, "Function Type: %d\n", val);
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lola_read_param(chip, 1, LOLA_PAR_SPECIFIC_CAPS, &val);
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snd_iprintf(buffer, "Specific-Caps: 0x%08x\n", val);
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snd_iprintf(buffer, " Pins-In %d, Pins-Out %d\n",
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chip->pin[CAPT].num_pins, chip->pin[PLAY].num_pins);
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nid = 2;
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for (i = 0; i < chip->pcm[CAPT].num_streams; i++, nid++)
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print_audio_widget(buffer, chip, nid, "[Audio-In]");
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for (i = 0; i < chip->pcm[PLAY].num_streams; i++, nid++)
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print_audio_widget(buffer, chip, nid, "[Audio-Out]");
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for (i = 0; i < chip->pin[CAPT].num_pins; i++, nid++)
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print_pin_widget(buffer, chip, nid, LOLA_PAR_AMP_IN_CAP,
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"[Pin-In]");
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for (i = 0; i < chip->pin[PLAY].num_pins; i++, nid++)
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print_pin_widget(buffer, chip, nid, LOLA_PAR_AMP_OUT_CAP,
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"[Pin-Out]");
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if (LOLA_AFG_CLOCK_WIDGET_PRESENT(chip->lola_caps)) {
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print_clock_widget(buffer, chip, nid);
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nid++;
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}
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if (LOLA_AFG_MIXER_WIDGET_PRESENT(chip->lola_caps)) {
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print_mixer_widget(buffer, chip, nid);
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nid++;
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}
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}
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/* direct codec access for debugging */
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static void lola_proc_codec_rw_write(struct snd_info_entry *entry,
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struct snd_info_buffer *buffer)
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{
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struct lola *chip = entry->private_data;
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char line[64];
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unsigned int id, verb, data, extdata;
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while (!snd_info_get_line(buffer, line, sizeof(line))) {
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if (sscanf(line, "%i %i %i %i", &id, &verb, &data, &extdata) != 4)
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continue;
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lola_codec_read(chip, id, verb, data, extdata,
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&chip->debug_res,
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&chip->debug_res_ex);
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}
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}
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static void lola_proc_codec_rw_read(struct snd_info_entry *entry,
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struct snd_info_buffer *buffer)
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{
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struct lola *chip = entry->private_data;
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snd_iprintf(buffer, "0x%x 0x%x\n", chip->debug_res, chip->debug_res_ex);
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}
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/*
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* dump some registers
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*/
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static void lola_proc_regs_read(struct snd_info_entry *entry,
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struct snd_info_buffer *buffer)
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{
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struct lola *chip = entry->private_data;
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int i;
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for (i = 0; i < 0x40; i += 4) {
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snd_iprintf(buffer, "BAR0 %02x: %08x\n", i,
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readl(chip->bar[BAR0].remap_addr + i));
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}
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snd_iprintf(buffer, "\n");
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for (i = 0; i < 0x30; i += 4) {
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snd_iprintf(buffer, "BAR1 %02x: %08x\n", i,
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readl(chip->bar[BAR1].remap_addr + i));
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}
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snd_iprintf(buffer, "\n");
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for (i = 0x80; i < 0xa0; i += 4) {
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snd_iprintf(buffer, "BAR1 %02x: %08x\n", i,
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readl(chip->bar[BAR1].remap_addr + i));
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}
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snd_iprintf(buffer, "\n");
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for (i = 0; i < 32; i++) {
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snd_iprintf(buffer, "DSD %02x STS %08x\n", i,
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lola_dsd_read(chip, i, STS));
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snd_iprintf(buffer, "DSD %02x LPIB %08x\n", i,
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lola_dsd_read(chip, i, LPIB));
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snd_iprintf(buffer, "DSD %02x CTL %08x\n", i,
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lola_dsd_read(chip, i, CTL));
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snd_iprintf(buffer, "DSD %02x LVIL %08x\n", i,
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lola_dsd_read(chip, i, LVI));
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snd_iprintf(buffer, "DSD %02x BDPL %08x\n", i,
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lola_dsd_read(chip, i, BDPL));
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snd_iprintf(buffer, "DSD %02x BDPU %08x\n", i,
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lola_dsd_read(chip, i, BDPU));
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}
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}
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void lola_proc_debug_new(struct lola *chip)
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{
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struct snd_info_entry *entry;
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if (!snd_card_proc_new(chip->card, "codec", &entry))
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snd_info_set_text_ops(entry, chip, lola_proc_codec_read);
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if (!snd_card_proc_new(chip->card, "codec_rw", &entry)) {
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snd_info_set_text_ops(entry, chip, lola_proc_codec_rw_read);
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entry->mode |= S_IWUSR;
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entry->c.text.write = lola_proc_codec_rw_write;
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}
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if (!snd_card_proc_new(chip->card, "regs", &entry))
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snd_info_set_text_ops(entry, chip, lola_proc_regs_read);
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}
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