diff options
| -rw-r--r-- | sound/pci/hda/hda_codec.c | 97 |
1 files changed, 61 insertions, 36 deletions
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c index a4e5e59..3d8bf39 100644 --- a/sound/pci/hda/hda_codec.c +++ b/sound/pci/hda/hda_codec.c @@ -1053,6 +1053,8 @@ EXPORT_SYMBOL_HDA(snd_hda_codec_cleanup_stream); /* FIXME: more better hash key? */ #define HDA_HASH_KEY(nid,dir,idx) (u32)((nid) + ((idx) << 16) + ((dir) << 24)) #define HDA_HASH_PINCAP_KEY(nid) (u32)((nid) + (0x02 << 24)) +#define HDA_HASH_PARPCM_KEY(nid) (u32)((nid) + (0x03 << 24)) +#define HDA_HASH_PARSTR_KEY(nid) (u32)((nid) + (0x04 << 24)) #define INFO_AMP_CAPS (1<<0) #define INFO_AMP_VOL(ch) (1 << (1 + (ch))) @@ -1143,19 +1145,32 @@ int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir, } EXPORT_SYMBOL_HDA(snd_hda_override_amp_caps); -u32 snd_hda_query_pin_caps(struct hda_codec *codec, hda_nid_t nid) +static unsigned int +query_caps_hash(struct hda_codec *codec, hda_nid_t nid, u32 key, + unsigned int (*func)(struct hda_codec *, hda_nid_t)) { struct hda_amp_info *info; - info = get_alloc_amp_hash(codec, HDA_HASH_PINCAP_KEY(nid)); + info = get_alloc_amp_hash(codec, key); if (!info) return 0; if (!info->head.val) { - info->amp_caps = snd_hda_param_read(codec, nid, AC_PAR_PIN_CAP); info->head.val |= INFO_AMP_CAPS; + info->amp_caps = func(codec, nid); } return info->amp_caps; } + +static unsigned int read_pin_cap(struct hda_codec *codec, hda_nid_t nid) +{ + return snd_hda_param_read(codec, nid, AC_PAR_PIN_CAP); +} + +u32 snd_hda_query_pin_caps(struct hda_codec *codec, hda_nid_t nid) +{ + return query_caps_hash(codec, nid, HDA_HASH_PINCAP_KEY(nid), + read_pin_cap); +} EXPORT_SYMBOL_HDA(snd_hda_query_pin_caps); /* @@ -2538,6 +2553,41 @@ unsigned int snd_hda_calc_stream_format(unsigned int rate, } EXPORT_SYMBOL_HDA(snd_hda_calc_stream_format); +static unsigned int get_pcm_param(struct hda_codec *codec, hda_nid_t nid) +{ + unsigned int val = 0; + if (nid != codec->afg && + (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) + val = snd_hda_param_read(codec, nid, AC_PAR_PCM); + if (!val || val == -1) + val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM); + if (!val || val == -1) + return 0; + return val; +} + +static unsigned int query_pcm_param(struct hda_codec *codec, hda_nid_t nid) +{ + return query_caps_hash(codec, nid, HDA_HASH_PARPCM_KEY(nid), + get_pcm_param); +} + +static unsigned int get_stream_param(struct hda_codec *codec, hda_nid_t nid) +{ + unsigned int streams = snd_hda_param_read(codec, nid, AC_PAR_STREAM); + if (!streams || streams == -1) + streams = snd_hda_param_read(codec, codec->afg, AC_PAR_STREAM); + if (!streams || streams == -1) + return 0; + return streams; +} + +static unsigned int query_stream_param(struct hda_codec *codec, hda_nid_t nid) +{ + return query_caps_hash(codec, nid, HDA_HASH_PARSTR_KEY(nid), + get_stream_param); +} + /** * snd_hda_query_supported_pcm - query the supported PCM rates and formats * @codec: the HDA codec @@ -2556,15 +2606,8 @@ static int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid, { unsigned int i, val, wcaps; - val = 0; wcaps = get_wcaps(codec, nid); - if (nid != codec->afg && (wcaps & AC_WCAP_FORMAT_OVRD)) { - val = snd_hda_param_read(codec, nid, AC_PAR_PCM); - if (val == -1) - return -EIO; - } - if (!val) - val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM); + val = query_pcm_param(codec, nid); if (ratesp) { u32 rates = 0; @@ -2586,15 +2629,9 @@ static int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid, u64 formats = 0; unsigned int streams, bps; - streams = snd_hda_param_read(codec, nid, AC_PAR_STREAM); - if (streams == -1) + streams = query_stream_param(codec, nid); + if (!streams) return -EIO; - if (!streams) { - streams = snd_hda_param_read(codec, codec->afg, - AC_PAR_STREAM); - if (streams == -1) - return -EIO; - } bps = 0; if (streams & AC_SUPFMT_PCM) { @@ -2668,17 +2705,9 @@ int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid, int i; unsigned int val = 0, rate, stream; - if (nid != codec->afg && - (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) { - val = snd_hda_param_read(codec, nid, AC_PAR_PCM); - if (val == -1) - return 0; - } - if (!val) { - val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM); - if (val == -1) - return 0; - } + val = query_pcm_param(codec, nid); + if (!val) + return 0; rate = format & 0xff00; for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++) @@ -2690,12 +2719,8 @@ int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid, if (i >= AC_PAR_PCM_RATE_BITS) return 0; - stream = snd_hda_param_read(codec, nid, AC_PAR_STREAM); - if (stream == -1) - return 0; - if (!stream && nid != codec->afg) - stream = snd_hda_param_read(codec, codec->afg, AC_PAR_STREAM); - if (!stream || stream == -1) + stream = query_stream_param(codec, nid); + if (!stream) return 0; if (stream & AC_SUPFMT_PCM) { |
