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GET /api/1.1/patches/2230095/?format=api
{ "id": 2230095, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2230095/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-gpio/patch/20260429074356.118420-13-herve.codina@bootlin.com/", "project": { "id": 42, "url": "http://patchwork.ozlabs.org/api/1.1/projects/42/?format=api", "name": "Linux GPIO development", "link_name": "linux-gpio", "list_id": "linux-gpio.vger.kernel.org", "list_email": "linux-gpio@vger.kernel.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20260429074356.118420-13-herve.codina@bootlin.com>", "date": "2026-04-29T07:43:48", "name": "[v2,12/17] ASoC: simple-amplifier: gpio-audio-amp: Add support for bypass gpio", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "94e5e53c6d923de7b44f28525e71aadb660d0e23", "submitter": { "id": 81983, "url": "http://patchwork.ozlabs.org/api/1.1/people/81983/?format=api", "name": "Herve Codina", "email": "herve.codina@bootlin.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linux-gpio/patch/20260429074356.118420-13-herve.codina@bootlin.com/mbox/", "series": [ { "id": 502009, "url": "http://patchwork.ozlabs.org/api/1.1/series/502009/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-gpio/list/?series=502009", "date": "2026-04-29T07:43:41", "name": "ASoC: Add support for GPIOs driven amplifiers", "version": 2, "mbox": "http://patchwork.ozlabs.org/series/502009/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2230095/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2230095/checks/", "tags": {}, "headers": { "Return-Path": "\n <linux-gpio+bounces-35769-incoming=patchwork.ozlabs.org@vger.kernel.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "linux-gpio@vger.kernel.org" ], "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=bootlin.com 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b=eInkt3wjyoDzKgMTmCfO3Ia1DxDOgpNKXYPWcF8qxj7xzPq+lnQbO8PJprr5/hgu2po0II+Ipu+qQ0isCHXWD0xCxS5RtDzJvW7AKKUwo+Y0SA2SV1IpgZVkUdp8DmBDhGD3eRODj9qLcE0YKa4lj3VKioGFZw15tv+8eqTK8rw=", "ARC-Authentication-Results": "i=1; smtp.subspace.kernel.org;\n dmarc=pass (p=reject dis=none) header.from=bootlin.com;\n spf=pass smtp.mailfrom=bootlin.com;\n dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com\n header.b=wf5qZ9pC; arc=none smtp.client-ip=185.171.202.116", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=dkim;\n\tt=1777448681; h=from:subject:date:message-id:to:cc:mime-version:\n\t content-transfer-encoding:in-reply-to:references;\n\tbh=wV/IA5SaUiFJcnHQD1RBlfYGOPSCgkC9o3PWpTHKxJ0=;\n\tb=wf5qZ9pCbJ38pZseUphuRMMR9ZhDO4lBBZxGjajsrdXiY2aErET8Tvb+v5W8vH3JE68dkV\n\t5bWNx6vG+/Qz23V4tWxRP4704TqnNPqOnpAQRhF4fI8/O4CcA9jdkmgAe1vjPzmUI7aSNo\n\tKVKF9vP0foP6krwFDf2g/x+hCuIksKRBPneMjPPWRSUFRBl6FfZOPpvEq9bz2e8ndcQN21\n\tMzkAyqUP2MpeBlyzIepbYe7rmydAM0qLx1jCx622JH/8zB7Ka9Q33XysxZJgbWNJlg8E4/\n\tAzFe3zA96w13kln1F6Hn1yWINGPuFQAQk5so6xBylDQZNFk3C8KPEi3aVn+uZg==", "From": "Herve Codina <herve.codina@bootlin.com>", "To": "Herve Codina <herve.codina@bootlin.com>,\n\tBartosz Golaszewski <brgl@kernel.org>,\n\tLinus Walleij <linusw@kernel.org>,\n\tLiam Girdwood <lgirdwood@gmail.com>,\n\tMark Brown <broonie@kernel.org>,\n\tRob Herring <robh@kernel.org>,\n\tKrzysztof Kozlowski <krzk+dt@kernel.org>,\n\tConor Dooley <conor+dt@kernel.org>,\n\tSaravana Kannan <saravanak@kernel.org>,\n\tJaroslav Kysela <perex@perex.cz>,\n\tTakashi Iwai <tiwai@suse.com>", "Cc": "linux-sound@vger.kernel.org,\n\tlinux-gpio@vger.kernel.org,\n\tdevicetree@vger.kernel.org,\n\tlinux-kernel@vger.kernel.org,\n\tChristophe Leroy <christophe.leroy@csgroup.eu>,\n\tThomas Petazzoni <thomas.petazzoni@bootlin.com>", "Subject": "[PATCH v2 12/17] ASoC: simple-amplifier: gpio-audio-amp: Add support\n for bypass gpio", "Date": "Wed, 29 Apr 2026 09:43:48 +0200", "Message-ID": "<20260429074356.118420-13-herve.codina@bootlin.com>", "X-Mailer": "git-send-email 2.53.0", "In-Reply-To": "<20260429074356.118420-1-herve.codina@bootlin.com>", "References": "<20260429074356.118420-1-herve.codina@bootlin.com>", "Precedence": "bulk", "X-Mailing-List": "linux-gpio@vger.kernel.org", "List-Id": "<linux-gpio.vger.kernel.org>", "List-Subscribe": "<mailto:linux-gpio+subscribe@vger.kernel.org>", "List-Unsubscribe": "<mailto:linux-gpio+unsubscribe@vger.kernel.org>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-Last-TLS-Session-Version": "TLSv1.3" }, "content": "A gpio can be used to control the amplifier bypass feature.\n\nAdd support for this bypass gpio in the same way as it has been done for\nthe mute gpio.\n\nSigned-off-by: Herve Codina <herve.codina@bootlin.com>\n---\n sound/soc/codecs/simple-amplifier.c | 21 +++++++++++++++++++--\n 1 file changed, 19 insertions(+), 2 deletions(-)", "diff": "diff --git a/sound/soc/codecs/simple-amplifier.c b/sound/soc/codecs/simple-amplifier.c\nindex 61d1cbb0661d..1c845272509c 100644\n--- a/sound/soc/codecs/simple-amplifier.c\n+++ b/sound/soc/codecs/simple-amplifier.c\n@@ -24,6 +24,7 @@ struct simple_amp_data {\n #define SIMPLE_AUDIO_SUPPORT_PGA\t\tBIT(0)\n #define SIMPLE_AUDIO_SUPPORT_POWER_SUPPLIES\tBIT(1)\n #define SIMPLE_AUDIO_SUPPORT_MUTE\t\tBIT(2)\n+#define SIMPLE_AUDIO_SUPPORT_BYPASS\t\tBIT(3)\n \n \tconst struct snd_soc_dapm_widget *dapm_widgets;\n \tunsigned int num_dapm_widgets;\n@@ -35,6 +36,7 @@ struct simple_amp {\n \tconst struct simple_amp_data *data;\n \tstruct gpio_desc *gpiod_enable;\n \tstruct simple_amp_single mute;\n+\tstruct simple_amp_single bypass;\n };\n \n static int simple_amp_power_event(struct snd_soc_dapm_widget *w,\n@@ -303,6 +305,12 @@ static int simple_amp_component_probe(struct snd_soc_component *component)\n \t\t\treturn ret;\n \t}\n \n+\tif (simple_amp->bypass.gpio) {\n+\t\tret = simple_amp_single_add_kcontrol(component, &simple_amp->bypass);\n+\t\tif (ret)\n+\t\t\treturn ret;\n+\t}\n+\n \treturn 0;\n }\n \n@@ -352,8 +360,15 @@ static int simple_amp_probe(struct platform_device *pdev)\n \t\t\treturn ret;\n \t}\n \n+\tif (simple_amp->data->supports & SIMPLE_AUDIO_SUPPORT_BYPASS) {\n+\t\tret = simple_amp_parse_single_gpio(dev, &simple_amp->bypass, \"bypass\");\n+\t\tif (ret)\n+\t\t\treturn ret;\n+\t}\n+\n \t/* Set controls name */\n \tsimple_amp->mute.control_name = \"Switch\";\n+\tsimple_amp->bypass.control_name = \"Bypass Switch\";\n \n \treturn devm_snd_soc_register_component(dev,\n \t\t\t\t\t &simple_amp_component_driver,\n@@ -370,7 +385,8 @@ static const struct simple_amp_data simple_audio_amplifier_data = {\n static const struct simple_amp_data simple_audio_mono_pga_data = {\n \t.supports\t\t= SIMPLE_AUDIO_SUPPORT_PGA |\n \t\t\t\t SIMPLE_AUDIO_SUPPORT_POWER_SUPPLIES |\n-\t\t\t\t SIMPLE_AUDIO_SUPPORT_MUTE,\n+\t\t\t\t SIMPLE_AUDIO_SUPPORT_MUTE |\n+\t\t\t\t SIMPLE_AUDIO_SUPPORT_BYPASS,\n \t.dapm_widgets\t\t= simple_amp_mono_pga_dapm_widgets,\n \t.num_dapm_widgets\t= ARRAY_SIZE(simple_amp_mono_pga_dapm_widgets),\n \t.dapm_routes\t\t= simple_amp_mono_pga_dapm_routes,\n@@ -380,7 +396,8 @@ static const struct simple_amp_data simple_audio_mono_pga_data = {\n static const struct simple_amp_data simple_audio_stereo_pga_data = {\n \t.supports\t\t= SIMPLE_AUDIO_SUPPORT_PGA |\n \t\t\t\t SIMPLE_AUDIO_SUPPORT_POWER_SUPPLIES |\n-\t\t\t\t SIMPLE_AUDIO_SUPPORT_MUTE,\n+\t\t\t\t SIMPLE_AUDIO_SUPPORT_MUTE |\n+\t\t\t\t SIMPLE_AUDIO_SUPPORT_BYPASS,\n \t.dapm_widgets\t\t= simple_amp_stereo_pga_dapm_widgets,\n \t.num_dapm_widgets\t= ARRAY_SIZE(simple_amp_stereo_pga_dapm_widgets),\n \t.dapm_routes\t\t= simple_amp_stereo_pga_dapm_routes,\n", "prefixes": [ "v2", "12/17" ] }