There are no users of the function.
Signed-off-by: Cezary Rojewski cezary.rojewski@intel.com --- include/sound/hdaudio.h | 5 ---- sound/hda/hdac_device.c | 61 ----------------------------------------- 2 files changed, 66 deletions(-)
diff --git a/include/sound/hdaudio.h b/include/sound/hdaudio.h index 964ccf1d8b5b..2a8a763a3c14 100644 --- a/include/sound/hdaudio.h +++ b/include/sound/hdaudio.h @@ -145,11 +145,6 @@ unsigned int snd_hdac_stream_format_bps(snd_pcm_format_t format, snd_pcm_subform unsigned int snd_hdac_stream_format(unsigned int channels, unsigned int bps, unsigned int rate); unsigned int snd_hdac_spdif_stream_format(unsigned int channels, unsigned int bps, unsigned int rate, unsigned short spdif_ctls); -unsigned int snd_hdac_calc_stream_format(unsigned int rate, - unsigned int channels, - snd_pcm_format_t format, - unsigned int maxbps, - unsigned short spdif_ctls); int snd_hdac_query_supported_pcm(struct hdac_device *codec, hda_nid_t nid, u32 *ratesp, u64 *formatsp, u32 *subformatsp, unsigned int *bpsp); diff --git a/sound/hda/hdac_device.c b/sound/hda/hdac_device.c index f885724d10b0..bcc4d90201b1 100644 --- a/sound/hda/hdac_device.c +++ b/sound/hda/hdac_device.c @@ -849,67 +849,6 @@ unsigned int snd_hdac_spdif_stream_format(unsigned int channels, unsigned int bp } EXPORT_SYMBOL_GPL(snd_hdac_spdif_stream_format);
-/** - * snd_hdac_calc_stream_format - calculate the format bitset - * @rate: the sample rate - * @channels: the number of channels - * @format: the PCM format (SNDRV_PCM_FORMAT_XXX) - * @maxbps: the max. bps - * @spdif_ctls: HD-audio SPDIF status bits (0 if irrelevant) - * - * Calculate the format bitset from the given rate, channels and th PCM format. - * - * Return zero if invalid. - */ -unsigned int snd_hdac_calc_stream_format(unsigned int rate, - unsigned int channels, - snd_pcm_format_t format, - unsigned int maxbps, - unsigned short spdif_ctls) -{ - int i; - unsigned int val = 0; - - for (i = 0; rate_bits[i].hz; i++) - if (rate_bits[i].hz == rate) { - val = rate_bits[i].hda_fmt; - break; - } - if (!rate_bits[i].hz) - return 0; - - if (channels == 0 || channels > 8) - return 0; - val |= channels - 1; - - switch (snd_pcm_format_width(format)) { - case 8: - val |= AC_FMT_BITS_8; - break; - case 16: - val |= AC_FMT_BITS_16; - break; - case 20: - case 24: - case 32: - if (maxbps >= 32 || format == SNDRV_PCM_FORMAT_FLOAT_LE) - val |= AC_FMT_BITS_32; - else if (maxbps >= 24) - val |= AC_FMT_BITS_24; - else - val |= AC_FMT_BITS_20; - break; - default: - return 0; - } - - if (spdif_ctls & AC_DIG1_NONAUDIO) - val |= AC_FMT_TYPE_NON_PCM; - - return val; -} -EXPORT_SYMBOL_GPL(snd_hdac_calc_stream_format); - static unsigned int query_pcm_param(struct hdac_device *codec, hda_nid_t nid) { unsigned int val = 0;