From: Pavel Machek <pavel@ucw.cz> To: Sebastian Reichel <sebastian.reichel@collabora.co.uk> Cc: Liam Girdwood <lgirdwood@gmail.com>, Mark Brown <broonie@kernel.org>, Rob Herring <robh+dt@kernel.org>, Tony Lindgren <tony@atomide.com>, Lee Jones <lee.jones@linaro.org>, Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>, alsa-devel@alsa-project.org, linux-omap@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, kernel@collabora.com Subject: Re: omap4-droid4: voice call support was Re: [PATCHv5,5/5] ARM: dts: omap4-droid4: add soundcard Date: Tue, 27 Mar 2018 22:41:12 +0200 [thread overview] Message-ID: <20180327204111.GA2254@amd> (raw) In-Reply-To: <20180326231022.vilvxwqkniffk775@earth.universe> [-- Attachment #1: Type: text/plain, Size: 3817 bytes --] Hi! > > > My understanding is, that we only need to replace the audio-graph-card > > > driver to something more complex. The VOICE DAI needs to be configured > > > differently based on the use case: > > > > > > call: > > > * mode=i2s > > > * freq=26000000 > > > * samprate=16000 or samprate=8000 > > > > Ok, lets ignore bluetooth for now. There is "normal" mode, and then > > there's "call" mode, right? Where's "normal" mode configured? > > mcbsp3_port: port { > cpu_dai3: endpoint { > dai-format = "dsp_a"; > frame-master = <&cpcap_audio_codec1>; > bitclock-master = <&cpcap_audio_codec1>; > remote-endpoint = <&cpcap_audio_codec1>; > }; > }; Hmm. Can't tell mode and freq here easily. Does it default to i2s / 26000000? > > Could we simply always configure the VOICE DAI in the call mode? Yes, > > it would limit samplerates to 8 or 16k, but .. that's not too > > important limitation for voice codec...? > > I think we could configure "normal" mode to use the same settings > as call mode. But ASoC will disable CPCAP, since there will be no > active user without ASoC knowing about the modem. Ok, but then we can just start playback/recording with the call, and everything should work, no? But Motorola code seems to do different magic according to modem type, so things may not be as easy. if (pdata->voice_type == VOICE_TYPE_STE) { /* STE_M570 */ ret = cpcap_audio_reg_write(codec, 2, 0xAE06); if (rate == 16000) ret |= cpcap_audio_reg_write(codec, 1, 0x8720); else ret |= cpcap_audio_reg_write(codec, 1, 0x8120); } else if (pdata->voice_type == VOICE_TYPE_QC) { /* MDM6600 */ ret = cpcap_audio_reg_write(codec, 2, 0xAE02); if (rate == 16000) { ret |= cpcap_audio_reg_write(codec, 1, 0x6720); } else { ret |= cpcap_audio_reg_write(codec, 1, 0x6120); } > > > "audio-graph-card" is not capable of doing this. I was planning to > > > try "audio-graph-scu-card" in combination with adding codecs for the > > > modem and BT to DT. If that does not work we need a Droid 4 specific > > > soundcard driver. > > > > > > Either way "audio-graph-card" is not the correct driver for D4. I > > > added it nevertheless, since it gets audio working for now and there > > > is no risk of DT breakage. Old *.dtb will continue to work with the > > > "audio-graph-card" even after we switch to something else. > > > > Well, you'll still cause regressions when you change the dts, as > > people will have wrong .config for new dts. > > That's correct, the .config needs to change. I think that's > ok, because the only alternative is having no audio support > at all until the soundcard driver is ready. This means, that > you also need to change .config once its ready (in case you > want to use it). Ok, another problem seems to be that spaces in audio device name seem to confuse the userland. Aha, here: user@devuan:~$ cat /proc/asound/cards 0 [H58006000encode]: HDMI_58006000_e - HDMI 58006000.encoder HDMI 58006000.encoder 1 [Audio ]: Droid_4_Audio - Droid 4 Audio Droid 4 Audio See how the card is refered simply as "Audio"? Same thing then happens in alsa "state" file: state.Audio { control.1 { . Best regards, Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html [-- Attachment #2: Digital signature --] [-- Type: application/pgp-signature, Size: 181 bytes --]
WARNING: multiple messages have this Message-ID (diff)
From: Pavel Machek <pavel@ucw.cz> To: Sebastian Reichel <sebastian.reichel@collabora.co.uk> Cc: devicetree@vger.kernel.org, alsa-devel@alsa-project.org, kernel@collabora.com, Tony Lindgren <tony@atomide.com>, linux-kernel@vger.kernel.org, Takashi Iwai <tiwai@suse.com>, Liam Girdwood <lgirdwood@gmail.com>, Rob Herring <robh+dt@kernel.org>, Mark Brown <broonie@kernel.org>, linux-omap@vger.kernel.org, Lee Jones <lee.jones@linaro.org> Subject: Re: omap4-droid4: voice call support was Re: [PATCHv5, 5/5] ARM: dts: omap4-droid4: add soundcard Date: Tue, 27 Mar 2018 22:41:12 +0200 [thread overview] Message-ID: <20180327204111.GA2254@amd> (raw) In-Reply-To: <20180326231022.vilvxwqkniffk775@earth.universe> [-- Attachment #1.1: Type: text/plain, Size: 3817 bytes --] Hi! > > > My understanding is, that we only need to replace the audio-graph-card > > > driver to something more complex. The VOICE DAI needs to be configured > > > differently based on the use case: > > > > > > call: > > > * mode=i2s > > > * freq=26000000 > > > * samprate=16000 or samprate=8000 > > > > Ok, lets ignore bluetooth for now. There is "normal" mode, and then > > there's "call" mode, right? Where's "normal" mode configured? > > mcbsp3_port: port { > cpu_dai3: endpoint { > dai-format = "dsp_a"; > frame-master = <&cpcap_audio_codec1>; > bitclock-master = <&cpcap_audio_codec1>; > remote-endpoint = <&cpcap_audio_codec1>; > }; > }; Hmm. Can't tell mode and freq here easily. Does it default to i2s / 26000000? > > Could we simply always configure the VOICE DAI in the call mode? Yes, > > it would limit samplerates to 8 or 16k, but .. that's not too > > important limitation for voice codec...? > > I think we could configure "normal" mode to use the same settings > as call mode. But ASoC will disable CPCAP, since there will be no > active user without ASoC knowing about the modem. Ok, but then we can just start playback/recording with the call, and everything should work, no? But Motorola code seems to do different magic according to modem type, so things may not be as easy. if (pdata->voice_type == VOICE_TYPE_STE) { /* STE_M570 */ ret = cpcap_audio_reg_write(codec, 2, 0xAE06); if (rate == 16000) ret |= cpcap_audio_reg_write(codec, 1, 0x8720); else ret |= cpcap_audio_reg_write(codec, 1, 0x8120); } else if (pdata->voice_type == VOICE_TYPE_QC) { /* MDM6600 */ ret = cpcap_audio_reg_write(codec, 2, 0xAE02); if (rate == 16000) { ret |= cpcap_audio_reg_write(codec, 1, 0x6720); } else { ret |= cpcap_audio_reg_write(codec, 1, 0x6120); } > > > "audio-graph-card" is not capable of doing this. I was planning to > > > try "audio-graph-scu-card" in combination with adding codecs for the > > > modem and BT to DT. If that does not work we need a Droid 4 specific > > > soundcard driver. > > > > > > Either way "audio-graph-card" is not the correct driver for D4. I > > > added it nevertheless, since it gets audio working for now and there > > > is no risk of DT breakage. Old *.dtb will continue to work with the > > > "audio-graph-card" even after we switch to something else. > > > > Well, you'll still cause regressions when you change the dts, as > > people will have wrong .config for new dts. > > That's correct, the .config needs to change. I think that's > ok, because the only alternative is having no audio support > at all until the soundcard driver is ready. This means, that > you also need to change .config once its ready (in case you > want to use it). Ok, another problem seems to be that spaces in audio device name seem to confuse the userland. Aha, here: user@devuan:~$ cat /proc/asound/cards 0 [H58006000encode]: HDMI_58006000_e - HDMI 58006000.encoder HDMI 58006000.encoder 1 [Audio ]: Droid_4_Audio - Droid 4 Audio Droid 4 Audio See how the card is refered simply as "Audio"? Same thing then happens in alsa "state" file: state.Audio { control.1 { . Best regards, Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html [-- Attachment #1.2: Digital signature --] [-- Type: application/pgp-signature, Size: 181 bytes --] [-- Attachment #2: Type: text/plain, Size: 0 bytes --]
next prev parent reply other threads:[~2018-03-27 20:41 UTC|newest] Thread overview: 173+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-02-23 20:02 [PATCHv5 0/5] Motorola Droid 4 Audio Support Sebastian Reichel 2018-02-23 20:02 ` Sebastian Reichel 2018-02-23 20:02 ` [PATCHv5 1/5] dt-bindings: mfd: motorola-cpcap: document audio-codec Sebastian Reichel 2018-02-23 20:02 ` Sebastian Reichel 2018-02-26 10:08 ` Mark Brown 2018-02-26 10:08 ` Mark Brown 2018-03-02 19:07 ` Rob Herring 2018-03-02 19:07 ` Rob Herring 2018-03-07 16:30 ` Lee Jones 2018-03-07 16:30 ` Lee Jones 2018-02-23 20:02 ` [PATCHv5 2/5] ASoC: codec: cpcap: new codec Sebastian Reichel 2018-02-23 20:02 ` Sebastian Reichel 2018-02-26 1:36 ` [alsa-devel] " kbuild test robot 2018-02-26 1:36 ` kbuild test robot 2018-02-27 11:03 ` Mark Brown 2018-02-28 11:06 ` Applied "ASoC: cpcap: new codec" to the asoc tree Mark Brown 2018-02-28 11:06 ` Mark Brown 2018-02-23 20:02 ` [PATCHv5 3/5] mfd: motorola-cpcap: Add audio-codec support Sebastian Reichel 2018-02-23 20:02 ` Sebastian Reichel 2018-03-07 16:32 ` Lee Jones 2018-03-07 16:32 ` Lee Jones 2018-03-08 9:46 ` Sebastian Reichel 2018-03-08 9:53 ` Lee Jones 2018-03-08 9:53 ` Lee Jones 2018-03-08 10:27 ` Sebastian Reichel 2018-03-08 10:48 ` Lee Jones 2018-03-08 10:48 ` Lee Jones 2018-03-08 11:25 ` Mark Brown 2018-03-08 11:25 ` Mark Brown 2018-03-09 8:34 ` Lee Jones 2018-03-09 11:19 ` Sebastian Reichel 2018-03-09 11:19 ` Sebastian Reichel 2018-03-09 12:40 ` Mark Brown 2018-03-09 12:40 ` Mark Brown 2018-03-09 15:11 ` Tony Lindgren 2018-03-09 16:48 ` Sebastian Reichel 2018-03-09 16:48 ` Sebastian Reichel 2018-03-08 12:54 ` Sebastian Reichel 2018-03-08 17:07 ` Tony Lindgren 2018-03-09 11:29 ` Sebastian Reichel 2018-03-12 9:08 ` Lee Jones 2018-03-12 9:08 ` Lee Jones 2018-02-23 20:02 ` [PATCHv5 4/5] ARM: dts: motorola-cpcap-mapphone: add audio-codec Sebastian Reichel 2018-02-23 20:02 ` Sebastian Reichel 2018-02-23 20:02 ` [PATCHv5 5/5] ARM: dts: omap4-droid4: add soundcard Sebastian Reichel 2018-02-23 20:02 ` Sebastian Reichel 2018-03-22 20:48 ` [PATCHv5,5/5] " Pavel Machek 2018-03-22 20:48 ` [PATCHv5, 5/5] " Pavel Machek 2018-03-22 23:48 ` [PATCHv5,5/5] " Sebastian Reichel 2018-03-23 10:09 ` Pavel Machek 2018-03-23 10:09 ` [PATCHv5, 5/5] " Pavel Machek 2018-03-23 10:30 ` [PATCHv5,5/5] " Sebastian Reichel 2018-03-23 10:30 ` [PATCHv5, 5/5] " Sebastian Reichel 2018-03-23 11:06 ` [PATCHv5,5/5] " Pavel Machek 2018-03-23 11:06 ` [PATCHv5, 5/5] " Pavel Machek 2018-03-23 11:08 ` [PATCHv5,5/5] " Pavel Machek 2018-03-23 11:08 ` [PATCHv5, 5/5] " Pavel Machek 2018-03-23 14:09 ` [PATCHv5,5/5] " Pavel Machek 2018-03-23 14:11 ` Pavel Machek 2018-03-23 14:11 ` [PATCHv5, 5/5] " Pavel Machek 2018-03-26 14:16 ` omap4-droid4: voice call support was Re: [PATCHv5,5/5] " Pavel Machek 2018-03-26 15:58 ` Sebastian Reichel 2018-03-26 20:31 ` Pavel Machek 2018-03-26 23:10 ` Sebastian Reichel 2018-03-27 20:41 ` Pavel Machek [this message] 2018-03-27 20:41 ` omap4-droid4: voice call support was Re: [PATCHv5, 5/5] " Pavel Machek 2018-03-27 20:51 ` omap4-droid4: voice call support was Re: [PATCHv5,5/5] " Tony Lindgren 2018-03-27 12:14 ` Mark Brown 2018-03-27 12:14 ` omap4-droid4: voice call support was Re: [PATCHv5, 5/5] " Mark Brown 2018-03-27 22:22 ` omap4-droid4: voice call support was Re: [PATCHv5,5/5] " Sebastian Reichel 2018-03-27 22:22 ` omap4-droid4: voice call support was Re: [PATCHv5, 5/5] " Sebastian Reichel 2018-03-28 2:29 ` omap4-droid4: voice call support was Re: [PATCHv5,5/5] " Mark Brown 2018-03-28 2:29 ` omap4-droid4: voice call support was Re: [PATCHv5, 5/5] " Mark Brown 2018-03-28 14:02 ` omap4-droid4: voice call support was Re: [PATCHv5,5/5] " Sebastian Reichel 2018-03-28 14:02 ` omap4-droid4: voice call support was Re: [PATCHv5, 5/5] " Sebastian Reichel 2018-03-29 1:45 ` omap4-droid4: voice call support was Re: [PATCHv5,5/5] " Tony Lindgren 2018-03-29 13:36 ` Sebastian Reichel 2018-03-29 13:59 ` Tony Lindgren 2018-03-29 15:46 ` Sebastian Reichel 2018-03-29 16:06 ` Tony Lindgren 2018-03-30 10:57 ` Sebastian Reichel 2018-03-30 10:57 ` omap4-droid4: voice call support was Re: [PATCHv5, 5/5] " Sebastian Reichel 2018-03-30 22:31 ` omap4-droid4: voice call support was Re: [PATCHv5,5/5] " Pavel Machek 2018-03-29 16:37 ` Pavel Machek 2018-03-29 16:41 ` Tony Lindgren 2018-03-29 18:40 ` Pavel Machek 2018-03-29 18:40 ` omap4-droid4: voice call support was Re: [PATCHv5, 5/5] " Pavel Machek 2018-03-29 21:56 ` omap4-droid4: voice call support was Re: [PATCHv5,5/5] " Tony Lindgren 2018-03-30 10:37 ` Pavel Machek 2018-03-30 13:07 ` Merlijn Wajer 2018-03-30 15:22 ` Tony Lindgren 2018-03-30 15:25 ` omap4-droid4: voice call support was Re: [PATCHv5, 5/5] " Michael Nazzareno Trimarchi 2018-03-30 15:44 ` [alsa-devel] " Tony Lindgren 2018-03-30 15:44 ` Tony Lindgren 2018-03-30 17:46 ` [alsa-devel] " Tony Lindgren 2018-03-30 15:34 ` omap4-droid4: voice call support was Re: [PATCHv5,5/5] " Pavel Machek 2018-03-30 15:34 ` omap4-droid4: voice call support was Re: [PATCHv5, 5/5] " Pavel Machek 2018-03-30 17:50 ` omap4-droid4: voice call support was Re: [PATCHv5,5/5] " Pavel Machek 2018-03-30 18:01 ` Pavel Machek 2018-03-30 18:01 ` omap4-droid4: voice call support was Re: [PATCHv5, 5/5] " Pavel Machek 2018-03-30 20:46 ` omap4-droid4: voice call support was Re: [PATCHv5,5/5] " Pavel Machek 2018-03-29 14:09 ` Pavel Machek 2018-03-29 14:21 ` Tony Lindgren 2018-03-29 16:08 ` Pavel Machek 2018-03-29 16:08 ` omap4-droid4: voice call support was Re: [PATCHv5, 5/5] " Pavel Machek 2018-03-29 16:34 ` omap4-droid4: voice call support was Re: [PATCHv5,5/5] " Tony Lindgren 2018-03-29 16:34 ` omap4-droid4: voice call support was Re: [PATCHv5, 5/5] " Tony Lindgren 2018-03-29 18:05 ` omap4-droid4: voice call support was Re: [PATCHv5,5/5] " Pavel Machek 2018-03-29 18:05 ` omap4-droid4: voice call support was Re: [PATCHv5, 5/5] " Pavel Machek 2018-03-29 21:58 ` omap4-droid4: voice call support was Re: [PATCHv5,5/5] " Tony Lindgren 2018-03-29 21:58 ` omap4-droid4: voice call support was Re: [PATCHv5, 5/5] " Tony Lindgren 2018-04-01 23:17 ` omap4-droid4: voice call support was Re: [PATCHv5,5/5] " Tony Lindgren 2018-04-01 23:17 ` omap4-droid4: voice call support was Re: [PATCHv5, 5/5] " Tony Lindgren 2018-03-31 14:55 ` call/normal switch was Re: omap4-droid4: voice call support was Pavel Machek 2018-03-31 14:55 ` Pavel Machek 2018-03-31 18:19 ` Tony Lindgren 2018-03-31 19:19 ` Pavel Machek 2018-03-31 19:19 ` Pavel Machek 2018-03-31 19:46 ` Pavel Machek 2018-03-31 19:46 ` Pavel Machek 2018-03-31 19:55 ` Pavel Machek 2018-03-31 19:55 ` Pavel Machek 2018-03-31 23:43 ` Tony Lindgren 2018-04-01 6:48 ` Pavel Machek 2018-04-01 13:18 ` Pavel Machek 2018-04-01 13:18 ` Pavel Machek 2018-04-01 15:36 ` Tony Lindgren 2018-04-01 15:36 ` Tony Lindgren 2018-04-01 17:30 ` Tony Lindgren 2018-04-02 15:50 ` Dan Williams 2018-04-02 15:57 ` Tony Lindgren 2018-04-03 15:04 ` Tony Lindgren 2018-04-03 15:04 ` Tony Lindgren 2018-04-03 15:50 ` Pavel Machek 2018-04-03 15:50 ` Pavel Machek 2018-04-03 19:44 ` Tony Lindgren 2018-04-06 12:04 ` Pavel Machek 2018-04-06 12:04 ` Pavel Machek 2018-04-06 12:23 ` Merlijn Wajer 2018-04-06 12:23 ` Merlijn Wajer 2018-04-06 12:45 ` Pavel Machek 2018-04-06 12:45 ` Pavel Machek 2018-04-06 22:02 ` Pavel Machek 2018-04-07 8:10 ` simultaneous voice/data works (was Re: call/normal switch was Re: omap4-droid4: voice call support was) Pavel Machek 2018-04-07 8:10 ` Pavel Machek 2018-04-07 12:22 ` Pavel Machek 2018-04-07 12:22 ` Pavel Machek 2018-04-08 2:44 ` Dan Williams 2018-04-08 7:41 ` Pavel Machek 2018-04-09 3:15 ` Dan Williams 2018-04-09 14:08 ` Tony Lindgren 2018-04-09 15:53 ` Dan Williams 2018-04-09 20:21 ` Pavel Machek 2018-04-09 20:21 ` Pavel Machek 2018-04-10 10:58 ` Pavel Machek 2018-04-10 10:58 ` Pavel Machek 2018-04-10 13:50 ` Tony Lindgren 2018-04-10 13:50 ` Tony Lindgren 2018-04-11 11:43 ` Pavel Machek 2018-04-11 11:43 ` Pavel Machek 2018-04-03 22:11 ` call/normal switch was Re: omap4-droid4: voice call support was Pavel Machek 2018-04-03 22:11 ` Pavel Machek 2018-03-31 19:46 ` Tony Lindgren 2018-03-31 19:46 ` Tony Lindgren 2018-04-02 15:06 ` omap4-droid4: voice call support was Re: [PATCHv5,5/5] ARM: dts: omap4-droid4: add soundcard Mark Brown 2018-04-02 15:06 ` omap4-droid4: voice call support was Re: [PATCHv5, 5/5] " Mark Brown 2018-03-28 9:00 ` omap4-droid4: voice call support was Re: [PATCHv5,5/5] " Pavel Machek 2018-03-28 9:36 ` Pavel Machek 2018-03-28 9:36 ` omap4-droid4: voice call support was Re: [PATCHv5, 5/5] " Pavel Machek 2018-04-03 8:52 ` [PATCHv5,5/5] " Pavel Machek 2018-02-23 22:24 ` [PATCHv5 0/5] Motorola Droid 4 Audio Support Tony Lindgren 2018-02-23 22:24 ` Tony Lindgren 2018-03-02 20:57 ` Tony Lindgren
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