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| author | Jaroslav Kysela <perex@suse.cz> | 2004-04-24 19:47:33 +0200 |
|---|---|---|
| committer | Jaroslav Kysela <perex@suse.cz> | 2004-04-24 19:47:33 +0200 |
| commit | 1d2005a96fdfb9f46e981afb67f03938bcd697a1 (patch) | |
| tree | e7e3a1bddfa7fc8429ace40c8ca7ec5320def05a /sound | |
| parent | 5c5371da18c4ce971a81855f3633e72cfa11dc95 (diff) | |
| download | history-1d2005a96fdfb9f46e981afb67f03938bcd697a1.tar.gz | |
ALSA CVS update - Clemens Ladisch <clemens@ladisch.de>
AC97 Codec Core
show AC'97 2.3 information in proc file
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/pci/ac97/ac97_proc.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/sound/pci/ac97/ac97_proc.c b/sound/pci/ac97/ac97_proc.c index 2080463799a248..ec19ba8e400175 100644 --- a/sound/pci/ac97/ac97_proc.c +++ b/sound/pci/ac97/ac97_proc.c @@ -34,6 +34,40 @@ * proc interface */ +static void snd_ac97_proc_read_functions(ac97_t *ac97, snd_info_buffer_t *buffer) +{ + int header = 0, function; + unsigned short info, sense_info; + static const char *function_names[12] = { + "Master Out", "AUX Out", "Center/LFE Out", "SPDIF Out", + "Phone In", "Mic 1", "Mic 2", "Line In", "CD In", "Video In", + "Aux In", "Mono Out" + }; + static const char *locations[8] = { + "Rear I/O Panel", "Front Panel", "Motherboard", "Dock/External", + "reserved", "reserved", "reserved", "NC/unused" + }; + + for (function = 0; function < 12; ++function) { + snd_ac97_write(ac97, AC97_FUNC_SELECT, function << 1); + info = snd_ac97_read(ac97, AC97_FUNC_INFO); + if (!(info & 0x0001)) + continue; + if (!header) { + snd_iprintf(buffer, "\n Gain Inverted Buffer delay Location\n"); + header = 1; + } + sense_info = snd_ac97_read(ac97, AC97_SENSE_INFO); + snd_iprintf(buffer, "%-17s: %3d.%d dBV %c %2d/fs %s\n", + function_names[function], + (info & 0x8000 ? -1 : 1) * ((info & 0x7000) >> 12) * 3 / 2, + ((info & 0x0800) >> 11) * 5, + info & 0x0400 ? 'X' : '-', + (info & 0x03e0) >> 5, + locations[sense_info >> 13]); + } +} + static void snd_ac97_proc_read_main(ac97_t *ac97, snd_info_buffer_t * buffer, int subidx) { char name[64]; @@ -47,6 +81,21 @@ static void snd_ac97_proc_read_main(ac97_t *ac97, snd_info_buffer_t * buffer, in if ((ac97->scaps & AC97_SCAP_AUDIO) == 0) goto __modem; + if ((ac97->ext_id & AC97_EI_REV_MASK) >= AC97_EI_REV_23) { + val = snd_ac97_read(ac97, AC97_INT_PAGING); + snd_ac97_update_bits(ac97, AC97_INT_PAGING, + AC97_PAGE_MASK, AC97_PAGE_1); + tmp = snd_ac97_read(ac97, AC97_CODEC_CLASS_REV); + snd_iprintf(buffer, "Revision : 0x%02x\n", tmp & 0xff); + snd_iprintf(buffer, "Compat. Class : 0x%02x\n", (tmp >> 8) & 0x1f); + snd_iprintf(buffer, "Subsys. Vendor ID: 0x%04x\n", + snd_ac97_read(ac97, AC97_PCI_SVID)); + snd_iprintf(buffer, "Subsys. ID : 0x%04x\n\n", + snd_ac97_read(ac97, AC97_PCI_SID)); + snd_ac97_update_bits(ac97, AC97_INT_PAGING, + AC97_PAGE_MASK, val & AC97_PAGE_MASK); + } + // val = snd_ac97_read(ac97, AC97_RESET); val = ac97->caps; snd_iprintf(buffer, "Capabilities :%s%s%s%s%s%s\n", @@ -185,6 +234,14 @@ static void snd_ac97_proc_read_main(ac97_t *ac97, snd_info_buffer_t * buffer, in } } } + if ((ac97->ext_id & AC97_EI_REV_MASK) >= AC97_EI_REV_23) { + val = snd_ac97_read(ac97, AC97_INT_PAGING); + snd_ac97_update_bits(ac97, AC97_INT_PAGING, + AC97_PAGE_MASK, AC97_PAGE_1); + snd_ac97_proc_read_functions(ac97, buffer); + snd_ac97_update_bits(ac97, AC97_INT_PAGING, + AC97_PAGE_MASK, val & AC97_PAGE_MASK); + } __modem: |