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[71.65.111.223]) by smtp.googlemail.com with ESMTPSA id n23sm12453459qkk.105.2020.08.25.13.11.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 25 Aug 2020 13:11:08 -0700 (PDT) From: Connor McAdams Cc: conmanx360@gmail.com, Jaroslav Kysela , Takashi Iwai , alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 05/20] ALSA: hda/ca0132 - Add bass redirection controls. Date: Tue, 25 Aug 2020 16:10:24 -0400 Message-Id: <20200825201040.30339-6-conmanx360@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200825201040.30339-1-conmanx360@gmail.com> References: <20200825201040.30339-1-conmanx360@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit To: unlisted-recipients:; (no To-header on input) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add bass redirection controls for surround outputs. This uses the DSP to redirect audio below the bass redirection crossover frequency to the LFE channel from the front/rear L/R speakers. This only goes into effect if the speakers aren't set as full range, and only if the surround configuration has an LFE channel. Signed-off-by: Connor McAdams --- sound/pci/hda/patch_ca0132.c | 130 +++++++++++++++++++++++++++++++++-- 1 file changed, 126 insertions(+), 4 deletions(-) diff --git a/sound/pci/hda/patch_ca0132.c b/sound/pci/hda/patch_ca0132.c index 469cefe9a51a..8ad2fc5ab30b 100644 --- a/sound/pci/hda/patch_ca0132.c +++ b/sound/pci/hda/patch_ca0132.c @@ -149,6 +149,8 @@ enum { SPEAKER_CHANNEL_CFG_ENUM, SPEAKER_FULL_RANGE_FRONT, SPEAKER_FULL_RANGE_REAR, + BASS_REDIRECTION, + BASS_REDIRECTION_XOVER, #define EFFECTS_COUNT (EFFECT_END_NID - EFFECT_START_NID) }; @@ -1123,6 +1125,8 @@ struct ca0132_spec { unsigned char speaker_range_val[2]; unsigned char mic_boost_enum_val; unsigned char smart_volume_setting; + unsigned char bass_redirection_val; + long bass_redirect_xover_freq; long fx_ctl_val[EFFECT_LEVEL_SLIDERS]; long xbass_xover_freq; long eq_preset_val; @@ -4324,6 +4328,35 @@ static int ca0132_alt_set_full_range_speaker(struct hda_codec *codec) return 0; } +static int ca0132_alt_surround_set_bass_redirection(struct hda_codec *codec, + bool val) +{ + struct ca0132_spec *spec = codec->spec; + unsigned int tmp; + int err; + + if (val && spec->channel_cfg_val != SPEAKER_CHANNELS_4_0 && + spec->channel_cfg_val != SPEAKER_CHANNELS_2_0) + tmp = FLOAT_ONE; + else + tmp = FLOAT_ZERO; + + err = dspio_set_uint_param(codec, 0x96, SPEAKER_BASS_REDIRECT, tmp); + if (err < 0) + return err; + + /* If it is enabled, make sure to set the crossover frequency. */ + if (tmp) { + tmp = float_xbass_xover_lookup[spec->xbass_xover_freq]; + err = dspio_set_uint_param(codec, 0x96, + SPEAKER_BASS_REDIRECT_XOVER_FREQ, tmp); + if (err < 0) + return err; + } + + return 0; +} + /* * These are the commands needed to setup output on each of the different card * types. @@ -4593,6 +4626,15 @@ static int ca0132_alt_select_out(struct hda_codec *codec) ca0132_effects_set(codec, X_BASS, spec->effects_switch[X_BASS - EFFECT_START_NID]); + if (spec->cur_out_type == SURROUND_OUT) + err = ca0132_alt_surround_set_bass_redirection(codec, + spec->bass_redirection_val); + else + err = ca0132_alt_surround_set_bass_redirection(codec, 0); + + if (err < 0) + goto exit; + /* run through the output dsp commands for the selected output. */ for (i = 0; i < alt_out_presets[spec->cur_out_type].commands; i++) { err = dspio_set_uint_param(codec, @@ -5282,6 +5324,18 @@ static int ca0132_vnode_switch_set(struct snd_kcontrol *kcontrol, return ret; } /* End of control change helpers. */ + +static void ca0132_alt_bass_redirection_xover_set(struct hda_codec *codec, + long idx) +{ + snd_hda_power_up(codec); + + dspio_set_param(codec, 0x96, 0x20, SPEAKER_BASS_REDIRECT_XOVER_FREQ, + &(float_xbass_xover_lookup[idx]), sizeof(unsigned int)); + + snd_hda_power_down(codec); +} + /* * Below I've added controls to mess with the effect levels, I've only enabled * them on the Sound Blaster Z, but they would probably also work on the @@ -5290,6 +5344,7 @@ static int ca0132_vnode_switch_set(struct snd_kcontrol *kcontrol, */ /* Sets DSP effect level from the sliders above the controls */ + static int ca0132_alt_slider_ctl_set(struct hda_codec *codec, hda_nid_t nid, const unsigned int *lookup, int idx) { @@ -5335,8 +5390,12 @@ static int ca0132_alt_xbass_xover_slider_ctl_get(struct snd_kcontrol *kcontrol, struct hda_codec *codec = snd_kcontrol_chip(kcontrol); struct ca0132_spec *spec = codec->spec; long *valp = ucontrol->value.integer.value; + hda_nid_t nid = get_amp_nid(kcontrol); - *valp = spec->xbass_xover_freq; + if (nid == BASS_REDIRECTION_XOVER) + *valp = spec->bass_redirect_xover_freq; + else + *valp = spec->xbass_xover_freq; return 0; } @@ -5391,16 +5450,25 @@ static int ca0132_alt_xbass_xover_slider_put(struct snd_kcontrol *kcontrol, struct ca0132_spec *spec = codec->spec; hda_nid_t nid = get_amp_nid(kcontrol); long *valp = ucontrol->value.integer.value; + long *cur_val; int idx; + if (nid == BASS_REDIRECTION_XOVER) + cur_val = &spec->bass_redirect_xover_freq; + else + cur_val = &spec->xbass_xover_freq; + /* any change? */ - if (spec->xbass_xover_freq == *valp) + if (*cur_val == *valp) return 0; - spec->xbass_xover_freq = *valp; + *cur_val = *valp; idx = *valp; - ca0132_alt_slider_ctl_set(codec, nid, float_xbass_xover_lookup, idx); + if (nid == BASS_REDIRECTION_XOVER) + ca0132_alt_bass_redirection_xover_set(codec, *cur_val); + else + ca0132_alt_slider_ctl_set(codec, nid, float_xbass_xover_lookup, idx); return 0; } @@ -5968,6 +6036,11 @@ static int ca0132_switch_get(struct snd_kcontrol *kcontrol, return 0; } + if (nid == BASS_REDIRECTION) { + *valp = spec->bass_redirection_val; + return 0; + } + return 0; } @@ -6054,6 +6127,14 @@ static int ca0132_switch_put(struct snd_kcontrol *kcontrol, changed = 0; } + if (nid == BASS_REDIRECTION) { + spec->bass_redirection_val = *valp; + if (spec->cur_out_type == SURROUND_OUT) + ca0132_alt_surround_set_bass_redirection(codec, *valp); + + changed = 0; + } + exit: snd_hda_power_down(codec); return changed; @@ -6436,6 +6517,39 @@ static int ca0132_alt_add_rear_full_range_switch(struct hda_codec *codec) snd_ctl_new1(&knew, codec)); } +/* + * Bass redirection redirects audio below the crossover frequency to the LFE + * channel on speakers that are set as not being full-range. On configurations + * without an LFE channel, it does nothing. Bass redirection seems to be the + * replacement for X-Bass on configurations with an LFE channel. + */ +static int ca0132_alt_add_bass_redirection_crossover(struct hda_codec *codec) +{ + const char *namestr = "Bass Redirection Crossover"; + struct snd_kcontrol_new knew = + HDA_CODEC_VOLUME_MONO(namestr, BASS_REDIRECTION_XOVER, 1, 0, + HDA_OUTPUT); + + knew.tlv.c = NULL; + knew.info = ca0132_alt_xbass_xover_slider_info; + knew.get = ca0132_alt_xbass_xover_slider_ctl_get; + knew.put = ca0132_alt_xbass_xover_slider_put; + + return snd_hda_ctl_add(codec, BASS_REDIRECTION_XOVER, + snd_ctl_new1(&knew, codec)); +} + +static int ca0132_alt_add_bass_redirection_switch(struct hda_codec *codec) +{ + const char *namestr = "Bass Redirection"; + struct snd_kcontrol_new knew = + CA0132_CODEC_MUTE_MONO(namestr, BASS_REDIRECTION, 1, + HDA_OUTPUT); + + return snd_hda_ctl_add(codec, BASS_REDIRECTION, + snd_ctl_new1(&knew, codec)); +} + /* * Create an Input Source enumerated control for the alternate ca0132 codecs * because the front microphone has no auto-detect, and Line-in has to be set @@ -6749,6 +6863,12 @@ static int ca0132_build_controls(struct hda_codec *codec) if (err < 0) return err; err = ca0132_alt_add_rear_full_range_switch(codec); + if (err < 0) + return err; + err = ca0132_alt_add_bass_redirection_crossover(codec); + if (err < 0) + return err; + err = ca0132_alt_add_bass_redirection_switch(codec); if (err < 0) return err; err = ca0132_alt_add_mic_boost_enum(codec); @@ -8102,6 +8222,8 @@ static void ca0132_init_chip(struct hda_codec *codec) spec->xbass_xover_freq = 8; for (i = 0; i < EFFECT_LEVEL_SLIDERS; i++) spec->fx_ctl_val[i] = effect_slider_defaults[i]; + + spec->bass_redirect_xover_freq = 8; } spec->voicefx_val = 0; -- 2.20.1