Message ID | 87jzkv71ce.wl-kuninori.morimoto.gx@renesas.com |
---|---|
State | New |
Headers | show
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Thu, 18 Apr 2024 04:15:48 +0000 Message-ID: <87jzkv71ce.wl-kuninori.morimoto.gx@renesas.com> To: =?iso-8859-2?q?=22Amadeusz_S=B3awi=F1ski=22?= <amadeuszx.slawinski@linux.intel.com>, Alexandre Belloni <alexandre.belloni@bootlin.com>, Alper Nebi Yasak <alpernebiyasak@gmail.com>, AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>, Banajit Goswami <bgoswami@quicinc.com>, Bard Liao <yung-chuan.liao@linux.intel.com>, Brent Lu <brent.lu@intel.com>, Cezary Rojewski <cezary.rojewski@intel.com>, Charles Keepax <ckeepax@opensource.cirrus.com>, Claudiu Beznea <claudiu.beznea@tuxon.dev>, Cristian Ciocaltea <cristian.ciocaltea@collabora.com>, Daniel Baluta <daniel.baluta@nxp.com>, Hans de Goede <hdegoede@redhat.com>, Jaroslav Kysela <perex@perex.cz>, Jerome Brunet <jbrunet@baylibre.com>, Jiawei Wang <me@jwang.link>, Jonathan Corbet <corbet@lwn.net>, Kai Vehmanen <kai.vehmanen@linux.intel.com>, Kevin Hilman <khilman@baylibre.com>, Liam Girdwood <lgirdwood@gmail.com>, Mark Brown <broonie@kernel.org>, Maso Huang <maso.huang@mediatek.com>, Matthias Brugger <matthias.bgg@gmail.com>, Neil Armstrong <neil.armstrong@linaro.org>, Nicolas Ferre <nicolas.ferre@microchip.com>, Peter Ujfalusi <peter.ujfalusi@linux.intel.com>, Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>, Ranjani Sridharan <ranjani.sridharan@linux.intel.com>, Sascha Hauer <s.hauer@pengutronix.de>, Shawn Guo <shawnguo@kernel.org>, Shengjiu Wang <shengjiu.wang@gmail.com>, Srinivas Kandagatla <srinivas.kandagatla@linaro.org>, Sylwester Nawrocki <s.nawrocki@samsung.com>, Takashi Iwai <tiwai@suse.com>, Vinod Koul <vkoul@kernel.org>, Xiubo Li <Xiubo.Lee@gmail.com>, alsa-devel@alsa-project.org, imx@lists.linux.dev, linux-doc@vger.kernel.org, linux-sound@vger.kernel.org In-Reply-To: <87h6fz8g3u.wl-kuninori.morimoto.gx@renesas.com> References: <87h6fz8g3u.wl-kuninori.morimoto.gx@renesas.com> From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Subject: [PATCH v3 23/23] ASoC: doc: Replace dpcm_playback/capture to playback/capture_assertion Content-Type: text/plain; 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ASoC: Replace dpcm_playback/capture to playback/capture_assertion
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diff --git a/Documentation/sound/soc/dpcm.rst b/Documentation/sound/soc/dpcm.rst index 2d7ad1d91504..bf9b454e6654 100644 --- a/Documentation/sound/soc/dpcm.rst +++ b/Documentation/sound/soc/dpcm.rst @@ -157,14 +157,14 @@ FE DAI links are defined as follows :- .codec_dai_name = "snd-soc-dummy-dai", .dynamic = 1, .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, - .dpcm_playback = 1, + .playback_assertion = 1, }, .....< other FE and BE DAI links here > }; This FE DAI link is pretty similar to a regular DAI link except that we also set the DAI link to a DPCM FE with the ``dynamic = 1``. The supported FE stream -directions should also be set with the ``dpcm_playback`` and ``dpcm_capture`` +directions can set with the ``playback_assertion`` and ``capture_assertion`` flags. There is also an option to specify the ordering of the trigger call for each FE. This allows the ASoC core to trigger the DSP before or after the other components (as some DSPs have strong requirements for the ordering DAI/DSP @@ -189,15 +189,15 @@ The BE DAIs are configured as follows :- .ignore_pmdown_time = 1, .be_hw_params_fixup = hswult_ssp0_fixup, .ops = &haswell_ops, - .dpcm_playback = 1, - .dpcm_capture = 1, + .playback_assertion = 1, + .capture_assertion = 1, }, .....< other BE DAI links here > }; This BE DAI link connects DAI0 to the codec (in this case RT5460 AIF1). It sets the ``no_pcm`` flag to mark it has a BE and sets flags for supported stream -directions using ``dpcm_playback`` and ``dpcm_capture`` above. +directions using ``playback_assertion`` and ``capture_assertion`` above. The BE has also flags set for ignoring suspend and PM down time. This allows the BE to work in a hostless mode where the host CPU is not transferring data
.dpcm_playback/capture flags are converted to playback/capture_assertion flag. Let's follow it on Documentation. Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> --- Documentation/sound/soc/dpcm.rst | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-)