diff options
| author |   James Courtier-Dutton <James@superbug.co.uk> | 2005-05-27 22:07:23 +0200 |
|---|---|---|
| committer |   Jaroslav Kysela <perex@suse.cz> | 2005-06-22 12:27:06 +0200 |
| commit | 7199acdc74dc16d2e75f83b8c65301ad19c40ef3 (patch) | |
| tree | 923cbbe39b3e82e3f24ffcc04dce864995d6a199 /sound/pci/ca0106/ca0106_proc.c | |
| parent | Merge with rsync://rsync.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git (diff) | |
| download | linux-dev-7199acdc74dc16d2e75f83b8c65301ad19c40ef3.tar.xz linux-dev-7199acdc74dc16d2e75f83b8c65301ad19c40ef3.zip | |
[ALSA] Implement support for Line-in capture on SB Live 24bit.
CA0106 driver
Notes: MIC capture not tested yet.
Signed-off-by: James Courtier-Dutton <James@superbug.co.uk>
Diffstat (limited to '')
| -rw-r--r-- | sound/pci/ca0106/ca0106_proc.c | 27 |
1 files changed, 25 insertions, 2 deletions
diff --git a/sound/pci/ca0106/ca0106_proc.c b/sound/pci/ca0106/ca0106_proc.c index 3e5161a32363..1c9cc821d1b9 100644 --- a/sound/pci/ca0106/ca0106_proc.c +++ b/sound/pci/ca0106/ca0106_proc.c @@ -1,7 +1,7 @@ /* * Copyright (c) 2004 James Courtier-Dutton <James@superbug.demon.co.uk> * Driver CA0106 chips. e.g. Sound Blaster Audigy LS and Live 24bit - * Version: 0.0.17 + * Version: 0.0.18 * * FEATURES currently supported: * See ca0106_main.c for features. @@ -39,7 +39,9 @@ * Modified Copyright message. * 0.0.17 * Add iec958 file in proc file system to show status of SPDIF in. - * + * 0.0.18 + * Implement support for Line-in capture on SB Live 24bit. + * * This code was initally based on code from ALSA's emu10k1x.c which is: * Copyright (c) by Francisco Moraes <fmoraes@nc.rr.com> * @@ -407,6 +409,20 @@ static void snd_ca0106_proc_reg_write(snd_info_entry_t *entry, } } +static void snd_ca0106_proc_i2c_write(snd_info_entry_t *entry, + snd_info_buffer_t * buffer) +{ + ca0106_t *emu = entry->private_data; + char line[64]; + unsigned int reg, val; + while (!snd_info_get_line(buffer, line, sizeof(line))) { + if (sscanf(line, "%x %x", ®, &val) != 2) + continue; + if ((reg <= 0x7f) || (val <= 0x1ff)) { + snd_ca0106_i2c_write(emu, reg, val); + } + } +} int __devinit snd_ca0106_proc_init(ca0106_t * emu) { @@ -431,6 +447,13 @@ int __devinit snd_ca0106_proc_init(ca0106_t * emu) entry->mode |= S_IWUSR; // entry->private_data = emu; } + if(! snd_card_proc_new(emu->card, "ca0106_i2c", &entry)) { + snd_info_set_text_ops(entry, emu, 1024, snd_ca0106_proc_i2c_write); + entry->c.text.write_size = 64; + entry->c.text.write = snd_ca0106_proc_i2c_write; + entry->mode |= S_IWUSR; +// entry->private_data = emu; + } if(! snd_card_proc_new(emu->card, "ca0106_regs2", &entry)) snd_info_set_text_ops(entry, emu, 1024, snd_ca0106_proc_reg_read2); return 0; |