From patchwork Fri Sep 8 06:53:37 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krishna Chaitanya Chundru X-Patchwork-Id: 13377184 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 AE2EFEE57D6 for ; Fri, 8 Sep 2023 06:54:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242303AbjIHGyd (ORCPT ); Fri, 8 Sep 2023 02:54:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52514 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242352AbjIHGyb (ORCPT ); Fri, 8 Sep 2023 02:54:31 -0400 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 034311FC0; Thu, 7 Sep 2023 23:54:17 -0700 (PDT) Received: from pps.filterd (m0279873.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 3885SoXC013469; Fri, 8 Sep 2023 06:54:09 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : date : subject : mime-version : content-type : content-transfer-encoding : message-id : references : in-reply-to : to : cc; s=qcppdkim1; bh=WXwHW3raU1s4hsJmYL33wyGGrAkde3NQR+Ib+Oud5/8=; b=GnXwV6nJImi8n5yDG96Iyg/fuLHClMdAmcqmtqCMCFEmL+A2OcWNXm4U9DAEhGLIJX8d 3aLRio7r2aqUwGpvgY0Jg4WGWVgGJSi2+pQb//iGr5Jg/fcX6n1znRzhiuMmMajTB0Io Nec0zqY+dZv1CBJCtt6WGBtEe8lTZRis913OnaQ50Tephmh8hKyKmP/lMEEzedXUb6lp RcwvJgYaPdJQLntuRFYmXg1I+eEgir+k5Gd6QOBnoFrNVHg90TVKJkBmqggnS7+FgpXH kimjR3L5zOZWsYa7aj8lZqkPCeE4qHGs6NAurJ5tm/a+rV/zuQZ4gbE9ojQLfGX9L1pg IA== Received: from nalasppmta04.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3synyq8x31-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 08 Sep 2023 06:54:09 +0000 Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA04.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 3886s8wR015171 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 8 Sep 2023 06:54:08 GMT Received: from hu-krichai-hyd.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.36; Thu, 7 Sep 2023 23:54:04 -0700 From: Krishna chaitanya chundru Date: Fri, 8 Sep 2023 12:23:37 +0530 Subject: [PATCH v6 3/4] PCI: qcom-ep: Print D-state name to distinguish D3hot/D3cold MIME-Version: 1.0 Message-ID: <20230908-dstate_change-v6-3-b414a6edd765@quicinc.com> References: <20230908-dstate_change-v6-0-b414a6edd765@quicinc.com> In-Reply-To: <20230908-dstate_change-v6-0-b414a6edd765@quicinc.com> To: Lorenzo Pieralisi , =?utf-8?q?Krzysztof_Wilczy?= =?utf-8?q?=C5=84ski?= , Manivannan Sadhasivam , Kishon Vijay Abraham I , Bjorn Helgaas , Jonathan Corbet , Rob Herring CC: , , , , , Krishna chaitanya chundru X-Mailer: b4 0.13-dev-83828 X-Developer-Signature: v=1; a=ed25519-sha256; t=1694156032; l=1363; i=quic_krichai@quicinc.com; s=20230907; h=from:subject:message-id; bh=TzxLjUexBXpCNWAKpf7FWRIPywhjFbkIJ1i/74YzOoU=; b=t4FTnrgD69+F5RypjL6PlT00G1LuqIKkJuPtk7CNeUmzacVS7ThC3qGQPkwZgpo131Quhx4tp oAatwTwDG1gBnaSJAgTdCHsREkVEGL/46cHo5rbHIzwkAg0mACczu6H X-Developer-Key: i=quic_krichai@quicinc.com; a=ed25519; pk=10CL2pdAKFyzyOHbfSWHCD0X0my7CXxj8gJScmn1FAg= X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: r-BaZ681W8TS3aNCwQb6zj9aYjBc9GtY X-Proofpoint-GUID: r-BaZ681W8TS3aNCwQb6zj9aYjBc9GtY X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.267,Aquarius:18.0.957,Hydra:6.0.601,FMLib:17.11.176.26 definitions=2023-09-08_03,2023-09-05_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 mlxscore=0 spamscore=0 clxscore=1015 malwarescore=0 priorityscore=1501 suspectscore=0 mlxlogscore=817 impostorscore=0 phishscore=0 bulkscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2308100000 definitions=main-2309080062 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Now that the state event is stored as pci_power_t, use the PCI helper pci_power_name() to print the state event. Signed-off-by: Krishna chaitanya chundru --- drivers/pci/controller/dwc/pcie-qcom-ep.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pci/controller/dwc/pcie-qcom-ep.c b/drivers/pci/controller/dwc/pcie-qcom-ep.c index 402ace57309d..2337602ebc7f 100644 --- a/drivers/pci/controller/dwc/pcie-qcom-ep.c +++ b/drivers/pci/controller/dwc/pcie-qcom-ep.c @@ -656,7 +656,6 @@ static irqreturn_t qcom_pcie_ep_global_irq_thread(int irq, void *data) } else if (FIELD_GET(PARF_INT_ALL_DSTATE_CHANGE, status)) { dstate = dw_pcie_readl_dbi(pci, DBI_CON_STATUS) & DBI_CON_STATUS_POWER_STATE_MASK; - dev_dbg(dev, "Received D%d state event\n", dstate); state = dstate; if (dstate == PCI_D3hot) { val = readl_relaxed(pcie_ep->parf + PARF_PM_CTRL); @@ -666,6 +665,7 @@ static irqreturn_t qcom_pcie_ep_global_irq_thread(int irq, void *data) if (gpiod_get_value(pcie_ep->reset)) state = PCI_D3cold; } + dev_dbg(dev, "Received %s event\n", pci_power_name(state)); pci_epc_dstate_notify(pci->ep.epc, state); } else if (FIELD_GET(PARF_INT_ALL_LINK_UP, status)) { dev_dbg(dev, "Received Linkup event. Enumeration complete!\n");