linux-stable/sound/pci/lola/lola_proc.c
Thomas Gleixner 1a59d1b8e0 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option any later version this program is distributed in the
  hope that it will be useful but without any warranty without even
  the implied warranty of merchantability or fitness for a particular
  purpose see the gnu general public license for more details you
  should have received a copy of the gnu general public license along
  with this program if not write to the free software foundation inc
  59 temple place suite 330 boston ma 02111 1307 usa

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 1334 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070033.113240726@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:26:35 -07:00

203 lines
6.2 KiB
C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Support for Digigram Lola PCI-e boards
*
* Copyright (c) 2011 Takashi Iwai <tiwai@suse.de>
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/io.h>
#include <sound/core.h>
#include <sound/info.h>
#include <sound/pcm.h>
#include "lola.h"
static void print_audio_widget(struct snd_info_buffer *buffer,
struct lola *chip, int nid, const char *name)
{
unsigned int val;
lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val);
snd_iprintf(buffer, "Node 0x%02x %s wcaps 0x%x\n", nid, name, val);
lola_read_param(chip, nid, LOLA_PAR_STREAM_FORMATS, &val);
snd_iprintf(buffer, " Formats: 0x%x\n", val);
}
static void print_pin_widget(struct snd_info_buffer *buffer,
struct lola *chip, int nid, unsigned int ampcap,
const char *name)
{
unsigned int val;
lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val);
snd_iprintf(buffer, "Node 0x%02x %s wcaps 0x%x\n", nid, name, val);
if (val == 0x00400200)
return;
lola_read_param(chip, nid, ampcap, &val);
snd_iprintf(buffer, " Amp-Caps: 0x%x\n", val);
snd_iprintf(buffer, " mute=%d, step-size=%d, steps=%d, ofs=%d\n",
LOLA_AMP_MUTE_CAPABLE(val),
LOLA_AMP_STEP_SIZE(val),
LOLA_AMP_NUM_STEPS(val),
LOLA_AMP_OFFSET(val));
lola_codec_read(chip, nid, LOLA_VERB_GET_MAX_LEVEL, 0, 0, &val, NULL);
snd_iprintf(buffer, " Max-level: 0x%x\n", val);
}
static void print_clock_widget(struct snd_info_buffer *buffer,
struct lola *chip, int nid)
{
int i, j, num_clocks;
unsigned int val;
lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val);
snd_iprintf(buffer, "Node 0x%02x [Clock] wcaps 0x%x\n", nid, val);
num_clocks = val & 0xff;
for (i = 0; i < num_clocks; i += 4) {
unsigned int res_ex;
unsigned short items[4];
const char *name;
lola_codec_read(chip, nid, LOLA_VERB_GET_CLOCK_LIST,
i, 0, &val, &res_ex);
items[0] = val & 0xfff;
items[1] = (val >> 16) & 0xfff;
items[2] = res_ex & 0xfff;
items[3] = (res_ex >> 16) & 0xfff;
for (j = 0; j < 4; j++) {
unsigned char type = items[j] >> 8;
unsigned int freq = items[j] & 0xff;
if (i + j >= num_clocks)
break;
if (type == LOLA_CLOCK_TYPE_INTERNAL) {
name = "Internal";
freq = lola_sample_rate_convert(freq);
} else if (type == LOLA_CLOCK_TYPE_VIDEO) {
name = "Video";
freq = lola_sample_rate_convert(freq);
} else {
name = "Other";
}
snd_iprintf(buffer, " Clock %d: Type %d:%s, freq=%d\n",
i + j, type, name, freq);
}
}
}
static void print_mixer_widget(struct snd_info_buffer *buffer,
struct lola *chip, int nid)
{
unsigned int val;
lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val);
snd_iprintf(buffer, "Node 0x%02x [Mixer] wcaps 0x%x\n", nid, val);
}
static void lola_proc_codec_read(struct snd_info_entry *entry,
struct snd_info_buffer *buffer)
{
struct lola *chip = entry->private_data;
unsigned int val;
int i, nid;
lola_read_param(chip, 0, LOLA_PAR_VENDOR_ID, &val);
snd_iprintf(buffer, "Vendor: 0x%08x\n", val);
lola_read_param(chip, 1, LOLA_PAR_FUNCTION_TYPE, &val);
snd_iprintf(buffer, "Function Type: %d\n", val);
lola_read_param(chip, 1, LOLA_PAR_SPECIFIC_CAPS, &val);
snd_iprintf(buffer, "Specific-Caps: 0x%08x\n", val);
snd_iprintf(buffer, " Pins-In %d, Pins-Out %d\n",
chip->pin[CAPT].num_pins, chip->pin[PLAY].num_pins);
nid = 2;
for (i = 0; i < chip->pcm[CAPT].num_streams; i++, nid++)
print_audio_widget(buffer, chip, nid, "[Audio-In]");
for (i = 0; i < chip->pcm[PLAY].num_streams; i++, nid++)
print_audio_widget(buffer, chip, nid, "[Audio-Out]");
for (i = 0; i < chip->pin[CAPT].num_pins; i++, nid++)
print_pin_widget(buffer, chip, nid, LOLA_PAR_AMP_IN_CAP,
"[Pin-In]");
for (i = 0; i < chip->pin[PLAY].num_pins; i++, nid++)
print_pin_widget(buffer, chip, nid, LOLA_PAR_AMP_OUT_CAP,
"[Pin-Out]");
if (LOLA_AFG_CLOCK_WIDGET_PRESENT(chip->lola_caps)) {
print_clock_widget(buffer, chip, nid);
nid++;
}
if (LOLA_AFG_MIXER_WIDGET_PRESENT(chip->lola_caps)) {
print_mixer_widget(buffer, chip, nid);
nid++;
}
}
/* direct codec access for debugging */
static void lola_proc_codec_rw_write(struct snd_info_entry *entry,
struct snd_info_buffer *buffer)
{
struct lola *chip = entry->private_data;
char line[64];
unsigned int id, verb, data, extdata;
while (!snd_info_get_line(buffer, line, sizeof(line))) {
if (sscanf(line, "%u %u %u %u", &id, &verb, &data, &extdata) != 4)
continue;
lola_codec_read(chip, id, verb, data, extdata,
&chip->debug_res,
&chip->debug_res_ex);
}
}
static void lola_proc_codec_rw_read(struct snd_info_entry *entry,
struct snd_info_buffer *buffer)
{
struct lola *chip = entry->private_data;
snd_iprintf(buffer, "0x%x 0x%x\n", chip->debug_res, chip->debug_res_ex);
}
/*
* dump some registers
*/
static void lola_proc_regs_read(struct snd_info_entry *entry,
struct snd_info_buffer *buffer)
{
struct lola *chip = entry->private_data;
int i;
for (i = 0; i < 0x40; i += 4) {
snd_iprintf(buffer, "BAR0 %02x: %08x\n", i,
readl(chip->bar[BAR0].remap_addr + i));
}
snd_iprintf(buffer, "\n");
for (i = 0; i < 0x30; i += 4) {
snd_iprintf(buffer, "BAR1 %02x: %08x\n", i,
readl(chip->bar[BAR1].remap_addr + i));
}
snd_iprintf(buffer, "\n");
for (i = 0x80; i < 0xa0; i += 4) {
snd_iprintf(buffer, "BAR1 %02x: %08x\n", i,
readl(chip->bar[BAR1].remap_addr + i));
}
snd_iprintf(buffer, "\n");
for (i = 0; i < 32; i++) {
snd_iprintf(buffer, "DSD %02x STS %08x\n", i,
lola_dsd_read(chip, i, STS));
snd_iprintf(buffer, "DSD %02x LPIB %08x\n", i,
lola_dsd_read(chip, i, LPIB));
snd_iprintf(buffer, "DSD %02x CTL %08x\n", i,
lola_dsd_read(chip, i, CTL));
snd_iprintf(buffer, "DSD %02x LVIL %08x\n", i,
lola_dsd_read(chip, i, LVI));
snd_iprintf(buffer, "DSD %02x BDPL %08x\n", i,
lola_dsd_read(chip, i, BDPL));
snd_iprintf(buffer, "DSD %02x BDPU %08x\n", i,
lola_dsd_read(chip, i, BDPU));
}
}
void lola_proc_debug_new(struct lola *chip)
{
snd_card_ro_proc_new(chip->card, "codec", chip, lola_proc_codec_read);
snd_card_rw_proc_new(chip->card, "codec_rw", chip,
lola_proc_codec_rw_read,
lola_proc_codec_rw_write);
snd_card_ro_proc_new(chip->card, "regs", chip, lola_proc_regs_read);
}