From nobody Sat Jun 13 14:05:09 2026 Received: from mail-pl1-f173.google.com (mail-pl1-f173.google.com [209.85.214.173]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 631CA3290B7 for ; Thu, 7 May 2026 05:29:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.173 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778131793; cv=none; b=FGcSwCeK0IZr9t6aNi7egFt0vNPzSlvhNb78G7q1xQCR/XCIrABWtUWlkPnzL/1+Z4PCI8AUBbXruC8rQegaE3Kx2oSNxRsCeQx5GivuLfZCm6uBXzAr2RVqhfVii+d0wBUP2rupEACFf4AMptiFI/gA5KDLUNQf3mQ1wiZ5/eQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778131793; c=relaxed/simple; bh=OYJ214Fe8gwJAadCE/++dcXZEA3TLa3L31EQ5+z8/1c=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=kKEOcxwlsOQf/fV3Fe2EWoISo3Dk/+i8GA0yWD0EuzFUwNneW6XYtNyuhoJF6W0j0d8KPhjfQYXFt8llbat4qzRmeQaOB7h1MquOa9cO1ShzJ5nZU6kS0ylG+RcB5oFAdzEXDgvglkWQ+JcUnT2TO3zwJ4XpPLiM8rgHB+5CiI8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org; spf=pass smtp.mailfrom=chromium.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b=FVcpL1UE; arc=none smtp.client-ip=209.85.214.173 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=chromium.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="FVcpL1UE" Received: by mail-pl1-f173.google.com with SMTP id d9443c01a7336-2baca4df358so556985ad.2 for ; Wed, 06 May 2026 22:29:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1778131792; x=1778736592; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=VCzQfTRK49IWaZiPW/ydQ0Qt+IWS1LBpwzZsb8SJN0A=; b=FVcpL1UEAdYteupjaE8rcQ5ucPhrRTo7GpqyYWu1bx60LXyldXhUlLIuZID7rpMSa8 z47jJcetNBDQ6SwmYybpAupo34cNuz+W/muy2DhDKl/dmGV9K5r4H3EDSQrQfpVZFUAy E5FwHo9XXsrlamTnHRd4KyMfow8cLPfgwy7eY= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1778131792; x=1778736592; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=VCzQfTRK49IWaZiPW/ydQ0Qt+IWS1LBpwzZsb8SJN0A=; b=Xul/2VMQvqhx6wrJzUcZAV2rdOTEo4I6DvHoosDVSSqqr+qG0gZCEnT07/+b1zDRHj qN9/8uGZPdTMFY5gd2LqjmacYrNeNBgzyaaZLmPchU2uUekQxqZXMeVEVGR4GYNBJ+Ld +S800aAQJ7R2nMcu4WpdBDwPox0p5e/lQneIHu80sRpvp0hGVZhs4asC605FTBTmjRgn WVy0klfnTmTkDMcBl7JWXqVAIkZOzrkhta5k7Hk8pGE5o1kn4quffXCTwiN5Dt98S0uG LP3GwxsM8+JnXsxwbsvHvz/Wbi6sj8LN0UcU8Bg1g1Hvkd4pF6/s+BEibQzqti9p+1Hu w0eQ== X-Forwarded-Encrypted: i=1; AFNElJ/gR7zwITAas7Bt5XArwQFNAlBo9ymLR2/1r43Y5JJXn1vpfUUfSpwi5zOfB7sxVOgcdO8k8lqrebVysF8=@vger.kernel.org X-Gm-Message-State: AOJu0YxCmhczXg5kjdyOIf4KR9P6TTzWfT3XLHW5thh4jT3q/6CFfTxe yRl5Fz51IFJzH/j8yzflgogsdzanUtgDB4NszOhL7BTA5NRDxJ0F+i/MIY1JXUa/MSeUGTr49tf WRfw= X-Gm-Gg: AeBDietM9Wp1NbQwbVOxCNsY7azm3mh9MBvih91Nplm8yBWsHZzr7B+EMJq8JtxKT7X 30vU1jUYs1iJUbnetueS4N9TLXCsc68KvZe8m8gkHgbnLwmnh50eK4wdfvz9fqqoRxa/38GtxkD uDuX1J1cyFCxLvYizfaVV5uglnscS+T9zCRIAS57np1HJcnHottv547Z7BBHXj7SbeEgvtEB5KQ +m/Ssv+gnNbL2e7wUAgN2o7Q0AVjfYd4qlg7bQyNa1i/5pwW5Gju3af+wN8/ngiX8Rh1sraIK/q 32hXW7OZjo//2gP2qLpImwQfLscYsdRgjtkZmTFEnQSG5znLj88pVyC2ZYYjNgLEDZFa7TxScUH mw6NKDrGmC9j6QA0pr1B8sGEfkx0uDdU0Jki/zTcdGJes/ZrGBn1tw0KIMu4807sMMk9DLPLAnH +254Q8L1zVGV6xqOGOnTlp1huF5ewLTRd/fab+7hAkPJctkpvgLrrftZS5u7eRikd+kTBowEzSy eDgejZNCyhBEmiYP2Y= X-Received: by 2002:a17:903:390f:b0:2b0:5ae9:ee4 with SMTP id d9443c01a7336-2ba79285966mr62622245ad.5.1778131791791; Wed, 06 May 2026 22:29:51 -0700 (PDT) Received: from wenstp920.tpe.corp.google.com ([2a00:79e0:201d:8:3117:fcaa:4a23:3480]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2babaac34dbsm11126885ad.10.2026.05.06.22.29.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 May 2026 22:29:50 -0700 (PDT) From: Chen-Yu Tsai To: Bartosz Golaszewski Cc: Chen-Yu Tsai , linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH] power: sequencing: print power sequencing device parent in debugfs Date: Thu, 7 May 2026 13:29:41 +0800 Message-ID: <20260507052943.3133349-1-wenst@chromium.org> X-Mailer: git-send-email 2.54.0.545.g6539524ca2-goog Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The debugfs summary currently shows the power sequencing device's name. This is not really helpful since the device name is always "pwrseq.N". Also print the parent device's name. This would likely be the device node name from the device tree, something like "nvme-connector". This would make it much easier for the developer to associate the summary with a certain device. Signed-off-by: Chen-Yu Tsai --- drivers/power/sequencing/core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/power/sequencing/core.c b/drivers/power/sequencing/cor= e.c index 4dff71be11b6..14335c4f813e 100644 --- a/drivers/power/sequencing/core.c +++ b/drivers/power/sequencing/core.c @@ -1043,7 +1043,7 @@ static int pwrseq_debugfs_seq_show(struct seq_file *s= eq, void *data) struct pwrseq_target *target; struct pwrseq_unit *unit; =20 - seq_printf(seq, "%s:\n", dev_name(dev)); + seq_printf(seq, "%s (%s):\n", dev_name(dev), dev_name(dev->parent)); =20 seq_puts(seq, " targets:\n"); list_for_each_entry(target, &pwrseq->targets, list) --=20 2.54.0.545.g6539524ca2-goog