From: Takashi Iwai Date: Wed, 29 Oct 2014 14:06:01 +0000 (+0100) Subject: ALSA: hda - Correct kerneldoc comments X-Git-Tag: v4.14-rc1~6228^2~39^2~91^2~1 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=a11e9b168646cfc5d3b8d605d430d7e4ff267d72;p=platform%2Fkernel%2Flinux-rpi.git ALSA: hda - Correct kerneldoc comments Complete the missing parameters and fix anything wrong there. Just comment changes. Signed-off-by: Takashi Iwai --- diff --git a/sound/pci/hda/hda_auto_parser.c b/sound/pci/hda/hda_auto_parser.c index fcc5e47..7388958 100644 --- a/sound/pci/hda/hda_auto_parser.c +++ b/sound/pci/hda/hda_auto_parser.c @@ -464,8 +464,12 @@ EXPORT_SYMBOL_GPL(snd_hda_get_input_pin_attr); /** * hda_get_input_pin_label - Give a label for the given input pin + * @codec: the HDA codec + * @item: ping config item to refer + * @pin: the pin NID + * @check_location: flag to add the jack location prefix * - * When check_location is true, the function checks the pin location + * When @check_location is true, the function checks the pin location * for mic and line-in pins, and set an appropriate prefix like "Front", * "Rear", "Internal". */ @@ -550,6 +554,9 @@ static int check_mic_location_need(struct hda_codec *codec, /** * hda_get_autocfg_input_label - Get a label for the given input + * @codec: the HDA codec + * @cfg: the parsed pin configuration + * @input: the input index number * * Get a label for the given input pin defined by the autocfg item. * Unlike hda_get_input_pin_label(), this function checks all inputs @@ -677,6 +684,12 @@ static int fill_audio_out_name(struct hda_codec *codec, hda_nid_t nid, /** * snd_hda_get_pin_label - Get a label for the given I/O pin + * @codec: the HDA codec + * @nid: pin NID + * @cfg: the parsed pin configuration + * @label: the string buffer to store + * @maxlen: the max length of string buffer (including termination) + * @indexp: the pointer to return the index number (for multiple ctls) * * Get a label for the given pin. This function works for both input and * output pins. When @cfg is given as non-NULL, the function tries to get diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c index 0025bf4..e152542 100644 --- a/sound/pci/hda/hda_codec.c +++ b/sound/pci/hda/hda_codec.c @@ -416,7 +416,6 @@ static int read_and_add_raw_conns(struct hda_codec *codec, hda_nid_t nid) * snd_hda_get_conn_list - get connection list * @codec: the HDA codec * @nid: NID to parse - * @len: number of connection list entries * @listp: the pointer to store NID list * * Parses the connection list of the given widget and stores the pointer @@ -2004,6 +2003,7 @@ EXPORT_SYMBOL_GPL(query_amp_caps); * @codec: the HD-audio codec * @nid: the NID to query * @dir: either #HDA_INPUT or #HDA_OUTPUT + * @bits: bit mask to check the result * * Check whether the widget has the given amp capability for the direction. */ @@ -2023,7 +2023,7 @@ EXPORT_SYMBOL_GPL(snd_hda_check_amp_caps); * snd_hda_override_amp_caps - Override the AMP capabilities * @codec: the CODEC to clean up * @nid: the NID to clean up - * @direction: either #HDA_INPUT or #HDA_OUTPUT + * @dir: either #HDA_INPUT or #HDA_OUTPUT * @caps: the capability bits to set * * Override the cached AMP caps bits value by the given one. @@ -2320,6 +2320,8 @@ static u32 get_amp_max_value(struct hda_codec *codec, hda_nid_t nid, int dir, /** * snd_hda_mixer_amp_volume_info - Info callback for a standard AMP mixer + * @kcontrol: referred ctl element + * @uinfo: pointer to get/store the data * * The control element is supposed to have the private_value field * set up via HDA_COMPOSE_AMP_VAL*() or related macros. @@ -2381,6 +2383,8 @@ update_amp_value(struct hda_codec *codec, hda_nid_t nid, /** * snd_hda_mixer_amp_volume_get - Get callback for a standard AMP mixer volume + * @kcontrol: ctl element + * @ucontrol: pointer to get/store the data * * The control element is supposed to have the private_value field * set up via HDA_COMPOSE_AMP_VAL*() or related macros. @@ -2406,6 +2410,8 @@ EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_volume_get); /** * snd_hda_mixer_amp_volume_put - Put callback for a standard AMP mixer volume + * @kcontrol: ctl element + * @ucontrol: pointer to get/store the data * * The control element is supposed to have the private_value field * set up via HDA_COMPOSE_AMP_VAL*() or related macros. @@ -2436,6 +2442,10 @@ EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_volume_put); /** * snd_hda_mixer_amp_volume_put - TLV callback for a standard AMP mixer volume + * @kcontrol: ctl element + * @op_flag: operation flag + * @size: byte size of input TLV + * @_tlv: TLV data * * The control element is supposed to have the private_value field * set up via HDA_COMPOSE_AMP_VAL*() or related macros. @@ -3012,6 +3022,8 @@ EXPORT_SYMBOL_GPL(snd_hda_sync_vmaster_hook); /** * snd_hda_mixer_amp_switch_info - Info callback for a standard AMP mixer switch + * @kcontrol: referred ctl element + * @uinfo: pointer to get/store the data * * The control element is supposed to have the private_value field * set up via HDA_COMPOSE_AMP_VAL*() or related macros. @@ -3031,6 +3043,8 @@ EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_switch_info); /** * snd_hda_mixer_amp_switch_get - Get callback for a standard AMP mixer switch + * @kcontrol: ctl element + * @ucontrol: pointer to get/store the data * * The control element is supposed to have the private_value field * set up via HDA_COMPOSE_AMP_VAL*() or related macros. @@ -3057,6 +3071,8 @@ EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_switch_get); /** * snd_hda_mixer_amp_switch_put - Put callback for a standard AMP mixer switch + * @kcontrol: ctl element + * @ucontrol: pointer to get/store the data * * The control element is supposed to have the private_value field * set up via HDA_COMPOSE_AMP_VAL*() or related macros. @@ -3100,6 +3116,8 @@ EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_switch_put); /** * snd_hda_mixer_bind_switch_get - Get callback for a bound volume control + * @kcontrol: ctl element + * @ucontrol: pointer to get/store the data * * The control element is supposed to have the private_value field * set up via HDA_BIND_MUTE*() macros. @@ -3123,6 +3141,8 @@ EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_switch_get); /** * snd_hda_mixer_bind_switch_put - Put callback for a bound volume control + * @kcontrol: ctl element + * @ucontrol: pointer to get/store the data * * The control element is supposed to have the private_value field * set up via HDA_BIND_MUTE*() macros. @@ -3153,6 +3173,8 @@ EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_switch_put); /** * snd_hda_mixer_bind_ctls_info - Info callback for a generic bound control + * @kcontrol: referred ctl element + * @uinfo: pointer to get/store the data * * The control element is supposed to have the private_value field * set up via HDA_BIND_VOL() or HDA_BIND_SW() macros. @@ -3176,6 +3198,8 @@ EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_ctls_info); /** * snd_hda_mixer_bind_ctls_get - Get callback for a generic bound control + * @kcontrol: ctl element + * @ucontrol: pointer to get/store the data * * The control element is supposed to have the private_value field * set up via HDA_BIND_VOL() or HDA_BIND_SW() macros. @@ -3199,6 +3223,8 @@ EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_ctls_get); /** * snd_hda_mixer_bind_ctls_put - Put callback for a generic bound control + * @kcontrol: ctl element + * @ucontrol: pointer to get/store the data * * The control element is supposed to have the private_value field * set up via HDA_BIND_VOL() or HDA_BIND_SW() macros. @@ -3228,6 +3254,10 @@ EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_ctls_put); /** * snd_hda_mixer_bind_tlv - TLV callback for a generic bound control + * @kcontrol: ctl element + * @op_flag: operation flag + * @size: byte size of input TLV + * @tlv: TLV data * * The control element is supposed to have the private_value field * set up via HDA_BIND_VOL() macro. @@ -4305,6 +4335,7 @@ static struct hda_rate_tbl rate_bits[] = { * @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. * @@ -4980,6 +5011,7 @@ static void __snd_hda_power_down(struct hda_codec *codec) * snd_hda_power_save - Power-up/down/sync the codec * @codec: HD-audio codec * @delta: the counter delta to change + * @d3wait: sync for D3 transition complete * * Change the power-up counter via @delta, and power up or down the hardware * appropriately. For the power-down, queue to the delayed action. @@ -5055,6 +5087,10 @@ EXPORT_SYMBOL_GPL(snd_hda_check_amp_list_power); /** * snd_hda_ch_mode_info - Info callback helper for the channel mode enum + * @codec: the HDA codec + * @uinfo: pointer to get/store the data + * @chmode: channel mode array + * @num_chmodes: channel mode array size */ int snd_hda_ch_mode_info(struct hda_codec *codec, struct snd_ctl_elem_info *uinfo, @@ -5074,6 +5110,11 @@ EXPORT_SYMBOL_GPL(snd_hda_ch_mode_info); /** * snd_hda_ch_mode_get - Get callback helper for the channel mode enum + * @codec: the HDA codec + * @ucontrol: pointer to get/store the data + * @chmode: channel mode array + * @num_chmodes: channel mode array size + * @max_channels: max number of channels */ int snd_hda_ch_mode_get(struct hda_codec *codec, struct snd_ctl_elem_value *ucontrol, @@ -5095,6 +5136,11 @@ EXPORT_SYMBOL_GPL(snd_hda_ch_mode_get); /** * snd_hda_ch_mode_put - Put callback helper for the channel mode enum + * @codec: the HDA codec + * @ucontrol: pointer to get/store the data + * @chmode: channel mode array + * @num_chmodes: channel mode array size + * @max_channelsp: pointer to store the max channels */ int snd_hda_ch_mode_put(struct hda_codec *codec, struct snd_ctl_elem_value *ucontrol, @@ -5123,6 +5169,8 @@ EXPORT_SYMBOL_GPL(snd_hda_ch_mode_put); /** * snd_hda_input_mux_info_info - Info callback helper for the input-mux enum + * @imux: imux helper object + * @uinfo: pointer to get/store the data */ int snd_hda_input_mux_info(const struct hda_input_mux *imux, struct snd_ctl_elem_info *uinfo) @@ -5144,6 +5192,11 @@ EXPORT_SYMBOL_GPL(snd_hda_input_mux_info); /** * snd_hda_input_mux_info_put - Put callback helper for the input-mux enum + * @codec: the HDA codec + * @imux: imux helper object + * @ucontrol: pointer to get/store the data + * @nid: input mux NID + * @cur_val: pointer to get/store the current imux value */ int snd_hda_input_mux_put(struct hda_codec *codec, const struct hda_input_mux *imux, @@ -5168,7 +5221,13 @@ int snd_hda_input_mux_put(struct hda_codec *codec, EXPORT_SYMBOL_GPL(snd_hda_input_mux_put); -/* +/** + * snd_hda_enum_helper_info - Helper for simple enum ctls + * @kcontrol: ctl element + * @uinfo: pointer to get/store the data + * @num_items: number of enum items + * @texts: enum item string array + * * process kcontrol info callback of a simple string enum array * when @num_items is 0 or @texts is NULL, assume a boolean enum array */ @@ -5257,6 +5316,8 @@ EXPORT_SYMBOL_GPL(snd_hda_bus_reboot_notify); /** * snd_hda_multi_out_dig_open - open the digital out in the exclusive mode + * @codec: the HDA codec + * @mout: hda_multi_out object */ int snd_hda_multi_out_dig_open(struct hda_codec *codec, struct hda_multi_out *mout) @@ -5273,6 +5334,11 @@ EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_open); /** * snd_hda_multi_out_dig_prepare - prepare the digital out stream + * @codec: the HDA codec + * @mout: hda_multi_out object + * @stream_tag: stream tag to assign + * @format: format id to assign + * @substream: PCM substream to assign */ int snd_hda_multi_out_dig_prepare(struct hda_codec *codec, struct hda_multi_out *mout, @@ -5289,6 +5355,8 @@ EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_prepare); /** * snd_hda_multi_out_dig_cleanup - clean-up the digital out stream + * @codec: the HDA codec + * @mout: hda_multi_out object */ int snd_hda_multi_out_dig_cleanup(struct hda_codec *codec, struct hda_multi_out *mout) @@ -5302,6 +5370,8 @@ EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_cleanup); /** * snd_hda_multi_out_dig_close - release the digital out stream + * @codec: the HDA codec + * @mout: hda_multi_out object */ int snd_hda_multi_out_dig_close(struct hda_codec *codec, struct hda_multi_out *mout) @@ -5315,6 +5385,10 @@ EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_close); /** * snd_hda_multi_out_analog_open - open analog outputs + * @codec: the HDA codec + * @mout: hda_multi_out object + * @substream: PCM substream to assign + * @hinfo: PCM information to assign * * Open analog outputs and set up the hw-constraints. * If the digital outputs can be opened as slave, open the digital @@ -5365,6 +5439,11 @@ EXPORT_SYMBOL_GPL(snd_hda_multi_out_analog_open); /** * snd_hda_multi_out_analog_prepare - Preapre the analog outputs. + * @codec: the HDA codec + * @mout: hda_multi_out object + * @stream_tag: stream tag to assign + * @format: format id to assign + * @substream: PCM substream to assign * * Set up the i/o for analog out. * When the digital out is available, copy the front out to digital out, too. @@ -5442,6 +5521,8 @@ EXPORT_SYMBOL_GPL(snd_hda_multi_out_analog_prepare); /** * snd_hda_multi_out_analog_cleanup - clean up the setting for analog out + * @codec: the HDA codec + * @mout: hda_multi_out object */ int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec, struct hda_multi_out *mout) @@ -5473,6 +5554,8 @@ EXPORT_SYMBOL_GPL(snd_hda_multi_out_analog_cleanup); /** * snd_hda_get_default_vref - Get the default (mic) VREF pin bits + * @codec: the HDA codec + * @pin: referred pin NID * * Guess the suitable VREF pin bits to be set as the pin-control value. * Note: the function doesn't set the AC_PINCTL_IN_EN bit. @@ -5498,7 +5581,12 @@ unsigned int snd_hda_get_default_vref(struct hda_codec *codec, hda_nid_t pin) } EXPORT_SYMBOL_GPL(snd_hda_get_default_vref); -/* correct the pin ctl value for matching with the pin cap */ +/** + * snd_hda_correct_pin_ctl - correct the pin ctl value for matching with the pin cap + * @codec: the HDA codec + * @pin: referred pin NID + * @val: pin ctl value to audit + */ unsigned int snd_hda_correct_pin_ctl(struct hda_codec *codec, hda_nid_t pin, unsigned int val) { @@ -5549,6 +5637,19 @@ unsigned int snd_hda_correct_pin_ctl(struct hda_codec *codec, } EXPORT_SYMBOL_GPL(snd_hda_correct_pin_ctl); +/** + * _snd_hda_pin_ctl - Helper to set pin ctl value + * @codec: the HDA codec + * @pin: referred pin NID + * @val: pin control value to set + * @cached: access over codec pinctl cache or direct write + * + * This function is a helper to set a pin ctl value more safely. + * It corrects the pin ctl value via snd_hda_correct_pin_ctl(), stores the + * value in pin target array via snd_hda_codec_set_pin_target(), then + * actually writes the value via either snd_hda_codec_update_cache() or + * snd_hda_codec_write() depending on @cached flag. + */ int _snd_hda_set_pin_ctl(struct hda_codec *codec, hda_nid_t pin, unsigned int val, bool cached) { @@ -5565,6 +5666,11 @@ EXPORT_SYMBOL_GPL(_snd_hda_set_pin_ctl); /** * snd_hda_add_imux_item - Add an item to input_mux + * @codec: the HDA codec + * @imux: imux helper object + * @label: the name of imux item to assign + * @index: index number of imux item to assign + * @type_idx: pointer to store the resultant label index * * When the same label is used already in the existing items, the number * suffix is appended to the label. This label index number is stored diff --git a/sound/pci/hda/hda_eld.c b/sound/pci/hda/hda_eld.c index e1cd34d..0e6d753 100644 --- a/sound/pci/hda/hda_eld.c +++ b/sound/pci/hda/hda_eld.c @@ -371,7 +371,7 @@ error: return ret; } -/** +/* * SNDRV_PCM_RATE_* and AC_PAR_PCM values don't match, print correct rates with * hdmi-specific routine. */ diff --git a/sound/pci/hda/hda_jack.c b/sound/pci/hda/hda_jack.c index f56765a..b2d81ab 100644 --- a/sound/pci/hda/hda_jack.c +++ b/sound/pci/hda/hda_jack.c @@ -57,6 +57,8 @@ static u32 read_pin_sense(struct hda_codec *codec, hda_nid_t nid) /** * snd_hda_jack_tbl_get - query the jack-table entry for the given NID + * @codec: the HDA codec + * @nid: pin NID to refer to */ struct hda_jack_tbl * snd_hda_jack_tbl_get(struct hda_codec *codec, hda_nid_t nid) @@ -75,6 +77,8 @@ EXPORT_SYMBOL_GPL(snd_hda_jack_tbl_get); /** * snd_hda_jack_tbl_get_from_tag - query the jack-table entry for the given tag + * @codec: the HDA codec + * @tag: tag value to refer to */ struct hda_jack_tbl * snd_hda_jack_tbl_get_from_tag(struct hda_codec *codec, unsigned char tag) @@ -93,6 +97,8 @@ EXPORT_SYMBOL_GPL(snd_hda_jack_tbl_get_from_tag); /** * snd_hda_jack_tbl_new - create a jack-table entry for the given NID + * @codec: the HDA codec + * @nid: pin NID to assign */ static struct hda_jack_tbl * snd_hda_jack_tbl_new(struct hda_codec *codec, hda_nid_t nid) @@ -162,6 +168,7 @@ static void jack_detect_update(struct hda_codec *codec, /** * snd_hda_set_dirty_all - Mark all the cached as dirty + * @codec: the HDA codec * * This function sets the dirty flag to all entries of jack table. * It's called from the resume path in hda_codec.c. @@ -218,6 +225,9 @@ EXPORT_SYMBOL_GPL(snd_hda_jack_detect_state); /** * snd_hda_jack_detect_enable - enable the jack-detection + * @codec: the HDA codec + * @nid: pin NID to enable + * @func: callback function to register * * In the case of error, the return value will be a pointer embedded with * errno. Check and handle the return value appropriately with standard @@ -266,6 +276,9 @@ EXPORT_SYMBOL_GPL(snd_hda_jack_detect_enable); /** * snd_hda_jack_set_gating_jack - Set gating jack. + * @codec: the HDA codec + * @gated_nid: gated pin NID + * @gating_nid: gating pin NID * * Indicates the gated jack is only valid when the gating jack is plugged. */ @@ -287,6 +300,7 @@ EXPORT_SYMBOL_GPL(snd_hda_jack_set_gating_jack); /** * snd_hda_jack_report_sync - sync the states of all jacks and report if changed + * @codec: the HDA codec */ void snd_hda_jack_report_sync(struct hda_codec *codec) { @@ -349,6 +363,11 @@ static void hda_free_jack_priv(struct snd_jack *jack) /** * snd_hda_jack_add_kctl - Add a kctl for the given pin + * @codec: the HDA codec + * @nid: pin NID to assign + * @name: string name for the jack + * @idx: index number for the jack + * @phantom_jack: flag to deal as a phantom jack * * This assigns a jack-detection kctl to the given pin. The kcontrol * will have the given name and index. @@ -456,6 +475,8 @@ static int add_jack_kctl(struct hda_codec *codec, hda_nid_t nid, /** * snd_hda_jack_add_kctls - Add kctls for all pins included in the given pincfg + * @codec: the HDA codec + * @cfg: pin config table to parse */ int snd_hda_jack_add_kctls(struct hda_codec *codec, const struct auto_pin_cfg *cfg)