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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 58787C433FE for ; Mon, 2 May 2022 06:06:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1383442AbiEBGKN (ORCPT ); Mon, 2 May 2022 02:10:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48246 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1357937AbiEBGKL (ORCPT ); Mon, 2 May 2022 02:10:11 -0400 Received: from mail-pf1-x42d.google.com (mail-pf1-x42d.google.com [IPv6:2607:f8b0:4864:20::42d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 03F194FC44 for ; Sun, 1 May 2022 23:06:43 -0700 (PDT) Received: by mail-pf1-x42d.google.com with SMTP id p8so11550062pfh.8 for ; Sun, 01 May 2022 23:06:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=PdeJyrAXD9bV7ofsp6PZP8FNw3ldBFFBZZjktwKzfAQ=; b=JRtFD/BNr6MYu1sW228vEjCTznBOimfGyL2+KcRKKevlX4fUtx3iKfdJhDybZfdHRV 19AmptZVlYHL0z31E5nBMfsHmtxRJjez1GbFlQRd2wMpdgwD4YE3djfp1FiIKEd6NEPu gYQlKNX8fCaKqQrsg6WArJ0sSTkAab+k3SI2oGGQtYEBNURJL0dCsmD+9u4Ai5y4EShT NEibiivVkyLc0wkJRnORv0l0TQdLSit/S+lx+UNsOMRiPoa2bPPLSGU9fq0Gu3HQOtCP aTFEwROxWsvjKfJi6Lku8nfoZbrZdglKRSIfkGEIh4nebhupZ+KctbXngsnRLVkPE5q6 QeLQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=PdeJyrAXD9bV7ofsp6PZP8FNw3ldBFFBZZjktwKzfAQ=; b=dCOUp62NexhoFIF3RUz7EO51fJZPR13qvC8+akPZiX60yQzooL37La3v/A2AnRnOu+ fBxa9Y0RdQMsfjrckWmjUy3bteJZC1JFyZ7Lr0l3VUtkETe+wSj1Yac7X3K5u8DrucQK KhWXh7A7yW16hKUzKMjEwkipm88wjB8YDEEINI6UMFTAgCTjsrGtCA4WrGsInb5GVfnV orhxq31RVkuEjC+9e2Hu0L057CI3nS0JiWBa91Ne33FPRrfZtSpWmRxUgplrDG3NGwXH 8uTWAVMchUQn+Nq5RHZZBEX5XUqyPalz8Ei+RQolXdoaaLXUpVKtO693HZWf0xKnxBtX 0JJg== X-Gm-Message-State: AOAM531oSxm/j5nM8IkYG89YrxmPCR3O8S9WlYhMnygJX79+Zkq1ULMC PLyQly/NuD6F87Zg0E93voSJ X-Google-Smtp-Source: ABdhPJzF6Gn2GNHpVPP8zhiQVusSfdVrgtGxGamUdIIAJ+rECZ//fMTwXWWxZTJkpDF1j6Fa3l1bcw== X-Received: by 2002:a63:82c6:0:b0:3ab:2601:5e2d with SMTP id w189-20020a6382c6000000b003ab26015e2dmr8493084pgd.251.1651471603127; Sun, 01 May 2022 23:06:43 -0700 (PDT) Received: from localhost.localdomain ([27.111.75.99]) by smtp.gmail.com with ESMTPSA id h3-20020a62b403000000b0050dc7628181sm3933826pfn.91.2022.05.01.23.06.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 01 May 2022 23:06:42 -0700 (PDT) From: Manivannan Sadhasivam To: kishon@ti.com, lorenzo.pieralisi@arm.com, kw@linux.com, bhelgaas@google.com, robh@kernel.org Cc: linux-pci@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Manivannan Sadhasivam Subject: [PATCH 6/8] PCI: qcom-ep: Add support for Link down notification Date: Mon, 2 May 2022 11:36:09 +0530 Message-Id: <20220502060611.58987-7-manivannan.sadhasivam@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220502060611.58987-1-manivannan.sadhasivam@linaro.org> References: <20220502060611.58987-1-manivannan.sadhasivam@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Add support to pass Link down notification to Endpoint function driver so that the LINK_DOWN event can be processed by the function. Signed-off-by: Manivannan Sadhasivam --- drivers/pci/controller/dwc/pcie-qcom-ep.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/pci/controller/dwc/pcie-qcom-ep.c b/drivers/pci/controller/dwc/pcie-qcom-ep.c index 6ce8eddf3a37..9fb6e960f73d 100644 --- a/drivers/pci/controller/dwc/pcie-qcom-ep.c +++ b/drivers/pci/controller/dwc/pcie-qcom-ep.c @@ -497,6 +497,7 @@ static irqreturn_t qcom_pcie_ep_global_irq_thread(int irq, void *data) if (FIELD_GET(PARF_INT_ALL_LINK_DOWN, status)) { dev_dbg(dev, "Received Linkdown event\n"); pcie_ep->link_status = QCOM_PCIE_EP_LINK_DOWN; + pci_epc_linkdown(pci->ep.epc); } else if (FIELD_GET(PARF_INT_ALL_BME, status)) { dev_dbg(dev, "Received BME event. Link is enabled!\n"); pcie_ep->link_status = QCOM_PCIE_EP_LINK_ENABLED; -- 2.25.1