From patchwork Thu Jun 6 07:26:34 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manivannan Sadhasivam X-Patchwork-Id: 802078 Received: from mail-pf1-f171.google.com (mail-pf1-f171.google.com [209.85.210.171]) (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 9EBAF13C3F3 for ; Thu, 6 Jun 2024 07:27:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.171 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717658843; cv=none; b=S8X3pf+8I8tmIVYNf2YmCkP3TxoczzWKnr0umPc5HC3t7nSDxm6TECZco+DqzKPkax0/DnXCp9wS5eieRMSG/fx5O9Pjz7GQFnNtYgxgklpN8DLcpvTwJDRm7Pl11seQ4ZHO/EtnO3HNJzxpLZL7Rm9rNNf9dES94uV/tyU9kYY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717658843; c=relaxed/simple; bh=XfhruISZ6W6R/LbDDvmS/1LRRcCdxW1e2vnybSWgY64=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=cIeioOlfWp6s7JFjqgLu7Iut89r/FvqnKjpXEUQ+4L5cCD9rRdBVd7gGDa8NR29VJlfjKznq3U8wqu6bFMj0JYGDyglw69HNchnYvIrOhDkHK2lsEnitsRCyjC6MPhLtqTBYv6tk0FHfB53vWVnqGUzArny6atKEjF/hwdc9mHY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org; spf=pass smtp.mailfrom=linaro.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b=T/SORt1d; arc=none smtp.client-ip=209.85.210.171 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linaro.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="T/SORt1d" Received: by mail-pf1-f171.google.com with SMTP id d2e1a72fcca58-7026ad046a2so494825b3a.2 for ; Thu, 06 Jun 2024 00:27:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1717658841; x=1718263641; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=rBwbkrCA0TqUNhFf1X74rV9wZuOSuStFGznhcPYGXFs=; b=T/SORt1dLRFmQtt4cyBNojEVpzJU7D1W/WDasxMJDmGeqHBYqbz5/btTFnq2/1pg5J nUgXm+OGQrnipBRTliyHuoKa+jL6Vy/fZOZIz0kgSHJPQPsnnjt2Xr2Yosonz07faTgi /px0XI6GMLuvI2DjMX1/E2BigmFUscbOREUOEUgUy1nv08S1cs187klU0cB5L8ORaHHX +rV3jGTNCjJb5qfqTKDqAzB5pHG9iO0ygtFm4RGU0Q6IiDK5NEGCgQjpKcjXfbKwXgvG ATTbNonQJ78fEnJ9m1yYno504PiZ9KtkxX+BZR7/LCZGhuQejU2xaGHD1+maEt7RljBf Ppww== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1717658841; x=1718263641; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=rBwbkrCA0TqUNhFf1X74rV9wZuOSuStFGznhcPYGXFs=; b=k3GCvAdWDJ1JEZeHRlMiPcNKZCE3haQa6758XfdbAaxSZBcXQ5jrq/oFnkNvESmYP7 PiLiEveQuCqq+1fd6c47fsONYjhskEL8kdAi2ECg/R1qGBKuLfvPncAF8id1ci4DPazA vPAGe2oyxmGUMx1nFmWJvYxO75Y0J1Y4hodvsU5I0AEq8HAYDCgMBo5oQooD4QGavQgF jnRHcKEMN/YSIRO/gLrvhXd2g2ylDOSVjVx8xgTdci5STfPEDF55B7L2o2yqioHlraoL 8CLvr98aDlP0UpNorW8GlZ9KGBSVpm5jKKHFixtea6E9l/7zDfvdU7FTFT2OSf4/G1Hp wdMg== X-Forwarded-Encrypted: i=1; AJvYcCVNtuhW+/3DSSMFOhQdD6NavpBFZufh8WlHeoMBpCIm7UL+2YTe/zTIV/kFHn2Y0nMlk2UM/aS0hGoTa3vjwhlORVfyNGysOk79Ragrbw== X-Gm-Message-State: AOJu0Yz9enOfjcdwCP/V8BI6Ad1q00JuM/FMHB9j7yd/d4gDcgCEqDdK plv7yOo/rCYP0uC1c7tvtTlKHcWgu372ccvIVsBmIEvaoqZdHj7KcEpLZZxRRg== X-Google-Smtp-Source: AGHT+IFnIUwznqu9u6MYNsnelzJn1VgHUtykElhx3ssZeiNo68mnCPqGNdTRBVe2iI9ZvQRVR2Dx9A== X-Received: by 2002:a05:6a00:98a:b0:6e9:38d0:5019 with SMTP id d2e1a72fcca58-703e56fb190mr5742198b3a.0.1717658840683; Thu, 06 Jun 2024 00:27:20 -0700 (PDT) Received: from [127.0.1.1] ([120.60.142.92]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-703fd494feasm566621b3a.100.2024.06.06.00.27.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 06 Jun 2024 00:27:20 -0700 (PDT) From: Manivannan Sadhasivam Date: Thu, 06 Jun 2024 12:56:34 +0530 Subject: [PATCH 1/5] PCI: dwc: ep: Remove dw_pcie_ep_init_notify() wrapper Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240606-pci-deinit-v1-1-4395534520dc@linaro.org> References: <20240606-pci-deinit-v1-0-4395534520dc@linaro.org> In-Reply-To: <20240606-pci-deinit-v1-0-4395534520dc@linaro.org> To: Vignesh Raghavendra , Siddharth Vadapalli , Lorenzo Pieralisi , =?utf-8?q?Krzysztof_Wilczy?= =?utf-8?q?=C5=84ski?= , Rob Herring , Bjorn Helgaas , Richard Zhu , Lucas Stach , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Minghuan Lian , Mingkai Hu , Roy Zang , Jesper Nilsson , Jingoo Han , Srikanth Thokala , Marek Vasut , Yoshihiro Shimoda , Thierry Reding , Jonathan Hunter , Kunihiko Hayashi , Masami Hiramatsu , Kishon Vijay Abraham I Cc: linux-omap@vger.kernel.org, linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, imx@lists.linux.dev, linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@axis.com, linux-arm-msm@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-tegra@vger.kernel.org, mhi@lists.linux.dev, Niklas Cassel , Manivannan Sadhasivam , Bjorn Helgaas X-Mailer: b4 0.12.4 X-Developer-Signature: v=1; a=openpgp-sha256; l=8261; i=manivannan.sadhasivam@linaro.org; h=from:subject:message-id; bh=XfhruISZ6W6R/LbDDvmS/1LRRcCdxW1e2vnybSWgY64=; b=owEBbQGS/pANAwAKAVWfEeb+kc71AcsmYgBmYWTCd6OusAPWj8/EhofvKCGw0bb2fJ7CBP789 MUhRI4+ZwmJATMEAAEKAB0WIQRnpUMqgUjL2KRYJ5dVnxHm/pHO9QUCZmFkwgAKCRBVnxHm/pHO 9UPbCACmpesgufNbd+/06XFOPPifCGFzoXuFNZvjloHcTt5jKhb91yQtvvslDVmrsSO7MPGXfNV sWYep9sTwAits18G98ywyuTzVz01h0PD/4W9QSTh+3n7svU3XY9LQy/1JOfxCJMQlsLhQTijMF6 HSJC65HnT3yTkO+pBo/AsQtv9uHgnqv3OD63v71cK1ofkiF1Gk7GQgp0buARc1SOYAQ7UyQ7ZWO V151SUoUGcqz0qzCJAZXQNBVsg5NmZ3bca4RsFWH77rv4NFm54xKjWT33Skf8Gs43Wz4NLrcrqc ZhIF2srA1GaMOp43xafLsUweSWlQI9flN6hMwWnek6Nmh2Ja X-Developer-Key: i=manivannan.sadhasivam@linaro.org; a=openpgp; fpr=C668AEC3C3188E4C611465E7488550E901166008 Currently dw_pcie_ep_init_notify() wrapper just calls pci_epc_init_notify() directly. So this wrapper provides no benefit to the glue drivers. So let's remove it and call pci_epc_init_notify() directly from glue drivers. Suggested-by: Bjorn Helgaas Signed-off-by: Manivannan Sadhasivam Reviewed-by: Siddharth Vadapalli Reviewed-by: Niklas Cassel --- drivers/pci/controller/dwc/pci-dra7xx.c | 2 +- drivers/pci/controller/dwc/pci-imx6.c | 2 +- drivers/pci/controller/dwc/pci-keystone.c | 2 +- drivers/pci/controller/dwc/pci-layerscape-ep.c | 2 +- drivers/pci/controller/dwc/pcie-artpec6.c | 2 +- drivers/pci/controller/dwc/pcie-designware-ep.c | 12 ------------ drivers/pci/controller/dwc/pcie-designware-plat.c | 2 +- drivers/pci/controller/dwc/pcie-designware.h | 5 ----- drivers/pci/controller/dwc/pcie-keembay.c | 2 +- drivers/pci/controller/dwc/pcie-qcom-ep.c | 2 +- drivers/pci/controller/dwc/pcie-rcar-gen4.c | 2 +- drivers/pci/controller/dwc/pcie-tegra194.c | 2 +- drivers/pci/controller/dwc/pcie-uniphier-ep.c | 2 +- 13 files changed, 11 insertions(+), 28 deletions(-) diff --git a/drivers/pci/controller/dwc/pci-dra7xx.c b/drivers/pci/controller/dwc/pci-dra7xx.c index d2d17d37d3e0..e491d0ff3962 100644 --- a/drivers/pci/controller/dwc/pci-dra7xx.c +++ b/drivers/pci/controller/dwc/pci-dra7xx.c @@ -474,7 +474,7 @@ static int dra7xx_add_pcie_ep(struct dra7xx_pcie *dra7xx, return ret; } - dw_pcie_ep_init_notify(ep); + pci_epc_init_notify(ep->epc); return 0; } diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c index 917c69edee1d..a876b8e6e741 100644 --- a/drivers/pci/controller/dwc/pci-imx6.c +++ b/drivers/pci/controller/dwc/pci-imx6.c @@ -1131,7 +1131,7 @@ static int imx6_add_pcie_ep(struct imx6_pcie *imx6_pcie, return ret; } - dw_pcie_ep_init_notify(ep); + pci_epc_init_notify(ep->epc); /* Start LTSSM. */ imx6_pcie_ltssm_enable(dev); diff --git a/drivers/pci/controller/dwc/pci-keystone.c b/drivers/pci/controller/dwc/pci-keystone.c index d3a7d14ee685..ca1054f5c79a 100644 --- a/drivers/pci/controller/dwc/pci-keystone.c +++ b/drivers/pci/controller/dwc/pci-keystone.c @@ -1293,7 +1293,7 @@ static int ks_pcie_probe(struct platform_device *pdev) goto err_ep_init; } - dw_pcie_ep_init_notify(&pci->ep); + pci_epc_init_notify(pci->ep.epc); break; default: diff --git a/drivers/pci/controller/dwc/pci-layerscape-ep.c b/drivers/pci/controller/dwc/pci-layerscape-ep.c index 7dde6d5fa4d8..35bb481564c7 100644 --- a/drivers/pci/controller/dwc/pci-layerscape-ep.c +++ b/drivers/pci/controller/dwc/pci-layerscape-ep.c @@ -286,7 +286,7 @@ static int __init ls_pcie_ep_probe(struct platform_device *pdev) return ret; } - dw_pcie_ep_init_notify(&pci->ep); + pci_epc_init_notify(pci->ep.epc); return ls_pcie_ep_interrupt_init(pcie, pdev); } diff --git a/drivers/pci/controller/dwc/pcie-artpec6.c b/drivers/pci/controller/dwc/pcie-artpec6.c index a4630b92489b..dc8dd7f27b78 100644 --- a/drivers/pci/controller/dwc/pcie-artpec6.c +++ b/drivers/pci/controller/dwc/pcie-artpec6.c @@ -452,7 +452,7 @@ static int artpec6_pcie_probe(struct platform_device *pdev) return ret; } - dw_pcie_ep_init_notify(&pci->ep); + pci_epc_init_notify(pci->ep.epc); break; default: diff --git a/drivers/pci/controller/dwc/pcie-designware-ep.c b/drivers/pci/controller/dwc/pcie-designware-ep.c index 47391d7d3a73..2e69f81baf99 100644 --- a/drivers/pci/controller/dwc/pcie-designware-ep.c +++ b/drivers/pci/controller/dwc/pcie-designware-ep.c @@ -27,18 +27,6 @@ void dw_pcie_ep_linkup(struct dw_pcie_ep *ep) } EXPORT_SYMBOL_GPL(dw_pcie_ep_linkup); -/** - * dw_pcie_ep_init_notify - Notify EPF drivers about EPC initialization complete - * @ep: DWC EP device - */ -void dw_pcie_ep_init_notify(struct dw_pcie_ep *ep) -{ - struct pci_epc *epc = ep->epc; - - pci_epc_init_notify(epc); -} -EXPORT_SYMBOL_GPL(dw_pcie_ep_init_notify); - /** * dw_pcie_ep_get_func_from_ep - Get the struct dw_pcie_ep_func corresponding to * the endpoint function diff --git a/drivers/pci/controller/dwc/pcie-designware-plat.c b/drivers/pci/controller/dwc/pcie-designware-plat.c index 8490c5d6ff9f..771b9d9be077 100644 --- a/drivers/pci/controller/dwc/pcie-designware-plat.c +++ b/drivers/pci/controller/dwc/pcie-designware-plat.c @@ -154,7 +154,7 @@ static int dw_plat_pcie_probe(struct platform_device *pdev) dw_pcie_ep_deinit(&pci->ep); } - dw_pcie_ep_init_notify(&pci->ep); + pci_epc_init_notify(pci->ep.epc); break; default: diff --git a/drivers/pci/controller/dwc/pcie-designware.h b/drivers/pci/controller/dwc/pcie-designware.h index f8e5431a207b..49ae845a3662 100644 --- a/drivers/pci/controller/dwc/pcie-designware.h +++ b/drivers/pci/controller/dwc/pcie-designware.h @@ -670,7 +670,6 @@ static inline void __iomem *dw_pcie_own_conf_map_bus(struct pci_bus *bus, void dw_pcie_ep_linkup(struct dw_pcie_ep *ep); int dw_pcie_ep_init(struct dw_pcie_ep *ep); int dw_pcie_ep_init_registers(struct dw_pcie_ep *ep); -void dw_pcie_ep_init_notify(struct dw_pcie_ep *ep); void dw_pcie_ep_deinit(struct dw_pcie_ep *ep); void dw_pcie_ep_cleanup(struct dw_pcie_ep *ep); int dw_pcie_ep_raise_intx_irq(struct dw_pcie_ep *ep, u8 func_no); @@ -698,10 +697,6 @@ static inline int dw_pcie_ep_init_registers(struct dw_pcie_ep *ep) return 0; } -static inline void dw_pcie_ep_init_notify(struct dw_pcie_ep *ep) -{ -} - static inline void dw_pcie_ep_deinit(struct dw_pcie_ep *ep) { } diff --git a/drivers/pci/controller/dwc/pcie-keembay.c b/drivers/pci/controller/dwc/pcie-keembay.c index 98bbc83182b4..278205db60a2 100644 --- a/drivers/pci/controller/dwc/pcie-keembay.c +++ b/drivers/pci/controller/dwc/pcie-keembay.c @@ -442,7 +442,7 @@ static int keembay_pcie_probe(struct platform_device *pdev) return ret; } - dw_pcie_ep_init_notify(&pci->ep); + pci_epc_init_notify(pci->ep.epc); break; default: diff --git a/drivers/pci/controller/dwc/pcie-qcom-ep.c b/drivers/pci/controller/dwc/pcie-qcom-ep.c index 1ecf602c225a..4d2d7457dcb3 100644 --- a/drivers/pci/controller/dwc/pcie-qcom-ep.c +++ b/drivers/pci/controller/dwc/pcie-qcom-ep.c @@ -482,7 +482,7 @@ static int qcom_pcie_perst_deassert(struct dw_pcie *pci) val &= ~PARF_MSTR_AXI_CLK_EN; writel_relaxed(val, pcie_ep->parf + PARF_MHI_CLOCK_RESET_CTRL); - dw_pcie_ep_init_notify(&pcie_ep->pci.ep); + pci_epc_init_notify(pcie_ep->pci.ep.epc); /* Enable LTSSM */ val = readl_relaxed(pcie_ep->parf + PARF_LTSSM); diff --git a/drivers/pci/controller/dwc/pcie-rcar-gen4.c b/drivers/pci/controller/dwc/pcie-rcar-gen4.c index cfeccc2f9ee1..237a6a8818de 100644 --- a/drivers/pci/controller/dwc/pcie-rcar-gen4.c +++ b/drivers/pci/controller/dwc/pcie-rcar-gen4.c @@ -437,7 +437,7 @@ static int rcar_gen4_add_dw_pcie_ep(struct rcar_gen4_pcie *rcar) rcar_gen4_pcie_ep_deinit(rcar); } - dw_pcie_ep_init_notify(ep); + pci_epc_init_notify(ep->epc); return ret; } diff --git a/drivers/pci/controller/dwc/pcie-tegra194.c b/drivers/pci/controller/dwc/pcie-tegra194.c index 93f5433c5c55..432ed9d9a463 100644 --- a/drivers/pci/controller/dwc/pcie-tegra194.c +++ b/drivers/pci/controller/dwc/pcie-tegra194.c @@ -1903,7 +1903,7 @@ static void pex_ep_event_pex_rst_deassert(struct tegra_pcie_dw *pcie) goto fail_init_complete; } - dw_pcie_ep_init_notify(ep); + pci_epc_init_notify(ep->epc); /* Program the private control to allow sending LTR upstream */ if (pcie->of_data->has_ltr_req_fix) { diff --git a/drivers/pci/controller/dwc/pcie-uniphier-ep.c b/drivers/pci/controller/dwc/pcie-uniphier-ep.c index a2b844268e28..d6e73811216e 100644 --- a/drivers/pci/controller/dwc/pcie-uniphier-ep.c +++ b/drivers/pci/controller/dwc/pcie-uniphier-ep.c @@ -410,7 +410,7 @@ static int uniphier_pcie_ep_probe(struct platform_device *pdev) return ret; } - dw_pcie_ep_init_notify(&priv->pci.ep); + pci_epc_init_notify(priv->pci.ep.epc); return 0; }