diff options
Diffstat (limited to 'sound/pci/lola/lola_proc.c')
-rw-r--r-- | sound/pci/lola/lola_proc.c | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/sound/pci/lola/lola_proc.c b/sound/pci/lola/lola_proc.c new file mode 100644 index 0000000..247fa24 --- /dev/null +++ b/sound/pci/lola/lola_proc.c @@ -0,0 +1,86 @@ +/* + * Support for Digigram Lola PCI-e boards + * + * Copyright (c) 2011 Takashi Iwai <tiwai@suse.de> + * + * 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. + */ + +#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" + +/* direct codec access for debugging */ +static void lola_proc_codec_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, "%i %i %i %i", &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_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)); + } + for (i = 0; i < 0x30; i += 4) { + snd_iprintf(buffer, "BAR1 %02x: %08x\n", i, + readl(chip->bar[BAR1].remap_addr + i)); + } + for (i = 0x80; i < 0xa0; i += 4) { + snd_iprintf(buffer, "BAR1 %02x: %08x\n", i, + readl(chip->bar[BAR1].remap_addr + i)); + } +} + +void __devinit lola_proc_debug_new(struct lola *chip) +{ + struct snd_info_entry *entry; + + if (!snd_card_proc_new(chip->card, "codec", &entry)) { + snd_info_set_text_ops(entry, chip, lola_proc_codec_read); + entry->mode |= S_IWUSR; + entry->c.text.write = lola_proc_codec_write; + } + if (!snd_card_proc_new(chip->card, "regs", &entry)) + snd_info_set_text_ops(entry, chip, lola_proc_regs_read); +} |