From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C87BFCCF9E0 for ; Mon, 27 Oct 2025 14:56:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=rCONs+zh1P7P04TTJHfIko1doUM9qHscf+lYuQ0aKDY=; b=W8IEoja0Q2D/JD ZvzEGgxCq4BEzrGz0fovBElEmMq0rpwdhoTpyzfqVT4sAZw/jutVlEDI/shxoKYoK5AJTrc4C0Yqn RB5ZJVKTjL4o+HVHmQJIGWPOjIyOsc5kSu9f31Nwct8oWlvgi7BabpuKKpsFlAaWjSKdY9ihpbgmf Z+ga6Q3GxzPEcbCLEQoi/byhoVSU//V04cBQ28VOYEfSkLtPw4yqBs7h37a2oLDUPjT3QNkyvd0RU lsJ5RNFb2GmU7A10NZXmbYKxSkQnlI9Eg4vCNhrwWzEfYWJeTIdaVAcf0eOJUtSDjw8XW7NiAls5a hGvgaWOqWu/TDEeYOiGg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vDOdz-0000000EATg-1CI6; Mon, 27 Oct 2025 14:56:23 +0000 Received: from mail-pf1-x429.google.com ([2607:f8b0:4864:20::429]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vDOdw-0000000EASG-0WH9 for linux-rockchip@lists.infradead.org; Mon, 27 Oct 2025 14:56:21 +0000 Received: by mail-pf1-x429.google.com with SMTP id d2e1a72fcca58-7a27ab05a2dso4013874b3a.2 for ; Mon, 27 Oct 2025 07:56:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1761576979; x=1762181779; darn=lists.infradead.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=gyBK5HLss/zF/tM/K4qW2J+Z3asnvx9H1hG28ozg6Qk=; b=FvXPULNr3CTQkTdb7Hsx/Tl4M5vpDUTWbXakmjOpAyEppEUgsUdyVOb5MhuVRJmC/G znuOLgaqg5/jplfruj2NW1BP3TU9MsopgdLPC21D0gb/Qqr9PrheW5Pt3+5IaYBxpoa1 TnE7HMkOF/EWLW9e1kGtuAOOVSwHOF88uA6/7cDUmTByp0z8Rl6yKwzIA8EBdoQLHwcB Yuh+vhpeZLtDrF2TBRDI8FP7vh36wqDblvKWprLu1ei0L01wcX5wU8pc3nRVrYr3XZ6E bR/CpEQYZ+2CSFPLua4nuAUgkIf7A13nQ2j7khDscs8czWA2z5JAcEX2TCqpQPHXiRjV zSPg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1761576979; x=1762181779; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=gyBK5HLss/zF/tM/K4qW2J+Z3asnvx9H1hG28ozg6Qk=; b=Jgj80N9EA2T4YxB91LWQjqKJmhKxY66zX5dYzLNqfRlXPmDc8aLncpDeoPtlsxHwq0 7zTaglQhqqQKDsUU+Q9Kx9uv3oQH08ZmEgeC/MC42encAkfm6ynG9QhGLOk5hCTXYMmD bfQ0LIS0DR8gaBnzAxrYJZ1m1WPazj13HMFtNXLfU4Dc7dELJvFCAxmJASo76fjoQkpK hh25yIE41ukjaJrkAClBggNPZTrdz3Rv3BmsDCZkc0lpcrHfbeCs7muvNp6KafIM8zTz /s0UyD3NxTHvxm/m0Q9/+h/T+EdLOiTFG4X4NMZ+9hNzI5Zh+FlFGiBOVFl6LD4DX1AM U3LA== X-Forwarded-Encrypted: i=1; AJvYcCUxDku+xi//NEiERh3ms0NViKfUXJT37vDvcCy3BjOtYxPRObWLFxf+vVWkACjYiyzD1+nGIL6CD1K8GTKqLg==@lists.infradead.org X-Gm-Message-State: AOJu0Yz2L/BOKyZFFYnzmy9FkpFQEE8JeyiawX1FWa6M/6IDG7FMNE// OhZaKwP+DwIHGfuEP7LcmLKuJJUV0ylH+Q+t5pDA4hxRai3fvNI+DT5u X-Gm-Gg: ASbGncuBVbZy0/vz3s7np09XZhOzZ+P0khAHjJ9teNwzzH3i6Bgsu1Pl2vxsNqtbARG GxO23+jbrBjjKC77AeeGneDs9q6v31+qU8f+HIm4ayuHjRAZ7CSsi3zGGHtnUb10qDgVyVwM+yw NCVYq+YvcG+6rtrx4NZg/4IWmI/xfqaghlEe3+bOtBgtpVbzzcb9w3v0p8U6Osb3lWw1dxA83wH Zkn1oRXyjSBn0WnZcoHgzs+G6tLB7ckdloYcO3QEZufB1DhgR53qrv29F++U3gDhrH8eecetLC0 gaRrNnUPmVT3j+6aa9HF4R8o5d+D+uLtVXVRf6v+dcAgP0pBfVK0lY2KszwQM8nkwCtJ6Dqcc7s uEvFZyxuOf9iPtr3VQSOi8abYUoBhjqgjB3juTZGx8bEQhK7wxJMYaMXWGGWs4cwCT0lVUmvOhw == X-Google-Smtp-Source: AGHT+IF+HmWWIbu4RONj+wms//aaht+5AP20I8+4ooWFn7x7evY1F6ZZlpjlb36aBgMXfZJZOoYYlQ== X-Received: by 2002:a05:6a00:928a:b0:781:9a6:116a with SMTP id d2e1a72fcca58-7a441bdb5ecmr276136b3a.9.1761576979105; Mon, 27 Oct 2025 07:56:19 -0700 (PDT) Received: from rockpi-5b ([45.112.0.108]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-7a414012b19sm8373372b3a.12.2025.10.27.07.56.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 27 Oct 2025 07:56:18 -0700 (PDT) From: Anand Moon To: Lorenzo Pieralisi , =?UTF-8?q?Krzysztof=20Wilczy=C5=84ski?= , Manivannan Sadhasivam , Rob Herring , Bjorn Helgaas , Heiko Stuebner , Niklas Cassel , Shawn Lin , Hans Zhang <18255117159@163.com>, Nicolas Frattaroli , linux-pci@vger.kernel.org (open list:PCI NATIVE HOST BRIDGE AND ENDPOINT DRIVERS), linux-arm-kernel@lists.infradead.org (moderated list:ARM/Rockchip SoC support), linux-rockchip@lists.infradead.org (open list:ARM/Rockchip SoC support), linux-kernel@vger.kernel.org (open list) Cc: Anand Moon Subject: [PATCH v1 1/2] PCI: dw-rockchip: Add remove callback for resource cleanup Date: Mon, 27 Oct 2025 20:25:29 +0530 Message-ID: <20251027145602.199154-2-linux.amoon@gmail.com> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20251027145602.199154-1-linux.amoon@gmail.com> References: <20251027145602.199154-1-linux.amoon@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251027_075620_163451_0BB43526 X-CRM114-Status: GOOD ( 13.80 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org Introduce a .remove() callback to the Rockchip DesignWare PCIe controller driver to ensure proper resource deinitialization during device removal. This includes disabling clocks and deinitializing the PCIe PHY. Signed-off-by: Anand Moon --- drivers/pci/controller/dwc/pcie-dw-rockchip.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/pci/controller/dwc/pcie-dw-rockchip.c b/drivers/pci/controller/dwc/pcie-dw-rockchip.c index 87dd2dd188b4..b878ae8e2b3e 100644 --- a/drivers/pci/controller/dwc/pcie-dw-rockchip.c +++ b/drivers/pci/controller/dwc/pcie-dw-rockchip.c @@ -717,6 +717,16 @@ static int rockchip_pcie_probe(struct platform_device *pdev) return ret; } +static void rockchip_pcie_remove(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct rockchip_pcie *rockchip = dev_get_drvdata(dev); + + /* Perform other cleanups as necessary */ + clk_bulk_disable_unprepare(rockchip->clk_cnt, rockchip->clks); + rockchip_pcie_phy_deinit(rockchip); +} + static const struct rockchip_pcie_of_data rockchip_pcie_rc_of_data_rk3568 = { .mode = DW_PCIE_RC_TYPE, }; @@ -754,5 +764,6 @@ static struct platform_driver rockchip_pcie_driver = { .suppress_bind_attrs = true, }, .probe = rockchip_pcie_probe, + .remove = rockchip_pcie_remove, }; builtin_platform_driver(rockchip_pcie_driver); -- 2.50.1 _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip