From patchwork Mon Jul 15 17:33:44 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manivannan Sadhasivam via B4 Relay X-Patchwork-Id: 812850 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BFD8A55896; Mon, 15 Jul 2024 17:33:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721064829; cv=none; b=ZoU2hK7XFhYaO4utqcngu0MkaJrJEf9YGoeto2Cb00iqjw8ZQfnR6Hta2PdeHEV0Mjyvg1t0GzSrQA0GIsY4bB5QQGHKxhiwK+IQQIKPjy9nuSeogZ4Xp2ynIxQWlnYvos4SRGbsVIDK6Ppl7HSMxnWu5mnD2Kk8409Pj9XXRDU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721064829; c=relaxed/simple; bh=2AeLNtUBMvyq43scfhfH+ATGBfIyG/I8IhPiiu0Thtw=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=URYZHYs7jn0n3B4JUssVzGz8qDTA2zXoJwSkMR/JCNraV8QuqJUnxcVAwh7HShYI+ldYP0UwFqTljHLrJlUySbDLW5ZvyNlVQK9z2vp1FY/Ij7zp6PVxIMC11mdXQDzdyQOPl3sBXPUgc6CF60LOTqu5d0N7lqhoQ/NwPzLV9a8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=GCHwg1da; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="GCHwg1da" Received: by smtp.kernel.org (Postfix) with ESMTPS id 7037AC4AF0F; Mon, 15 Jul 2024 17:33:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1721064829; bh=2AeLNtUBMvyq43scfhfH+ATGBfIyG/I8IhPiiu0Thtw=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=GCHwg1daE9Guc4NPX3aR3QvcyBY4o0T+rOXGeBkRdZ4V6jrbxh6FxE1rIKouoncii 8RmyV+7Out+7488tC+s8i0q7IYbKh/JG6Z/Hs+OzlaKXZTN/Yx4vBWXZ4Mj1gkTisf CPawBz7TregVgH2c2yNT9V9X9lhVEj10uJ3rkr3d96V93PL9x+nKbU7xIPfWwJ/Klp nlj7kbrS9wD+KctcG0+4MFSIcFbFrpEx2m/8U05PgLPE4rAfihEAOz9LhK+ZPl/EBG rmx0HrV3VxZ2O7Qm1MIng4JMhqKBpYOEL3g5ug4oBtvp4S3QIZqkSnQWgbhFTVDulG scIYaNxBCJlsg== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 64CB8C3DA60; Mon, 15 Jul 2024 17:33:49 +0000 (UTC) From: Manivannan Sadhasivam via B4 Relay Date: Mon, 15 Jul 2024 23:03:44 +0530 Subject: [PATCH 02/14] PCI: qcom-ep: Reword the error message for receiving unknown global IRQ event Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240715-pci-qcom-hotplug-v1-2-5f3765cc873a@linaro.org> References: <20240715-pci-qcom-hotplug-v1-0-5f3765cc873a@linaro.org> In-Reply-To: <20240715-pci-qcom-hotplug-v1-0-5f3765cc873a@linaro.org> To: Lorenzo Pieralisi , =?utf-8?q?Krzysztof_Wilczy?= =?utf-8?q?=C5=84ski?= , Rob Herring , Bjorn Helgaas , Krzysztof Kozlowski , Conor Dooley , Kishon Vijay Abraham I , Bjorn Andersson , Konrad Dybcio Cc: linux-pci@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Manivannan Sadhasivam X-Mailer: b4 0.12.4 X-Developer-Signature: v=1; a=openpgp-sha256; l=1070; i=manivannan.sadhasivam@linaro.org; h=from:subject:message-id; bh=JCsYTkuXXXhcuENPNzaZvR8u/dChlzvKuuKaF9P+7zw=; b=owEBbQGS/pANAwAKAVWfEeb+kc71AcsmYgBmlV14QVjURbmKvogp/beRq+rrFjLZw7fylgAgA objhy0MyT2JATMEAAEKAB0WIQRnpUMqgUjL2KRYJ5dVnxHm/pHO9QUCZpVdeAAKCRBVnxHm/pHO 9XK4B/4trxc4KZfujiglm6c9LAzE6vUPsdr2rj/6hxTB844v6joCV7FZ97V+u4oqXWExMK1iFFR d4tWeUCRMfZfFEIEnyeEuSljW+e4elQZt7zpLT1gv7AFiukySJXrgyvbRwV/7rPxX1AAlhuwcUV epUijoRNuGLtSECo4A6j2wu8scZUpZWLssd0krrix7SIqqhIVFunPEdnjhI18+dTlNtot6Kb6CP I9k0VgZjGuFBEfWAa1BxKVTo1hNy/DIOBRNumFEhK6CiZGyHYuiGNbx2LIEbiyPR2lyXz933Le6 uPIP+1QAhPwBGrPtDqvYpkJE6WKzHwv23olwzn1KgAXJTTpi X-Developer-Key: i=manivannan.sadhasivam@linaro.org; a=openpgp; fpr=C668AEC3C3188E4C611465E7488550E901166008 X-Endpoint-Received: by B4 Relay for manivannan.sadhasivam@linaro.org/default with auth_id=185 X-Original-From: Manivannan Sadhasivam Reply-To: manivannan.sadhasivam@linaro.org From: Manivannan Sadhasivam Current error message just prints the contents of PARF_INT_ALL_STATUS register as if like the IRQ event number. It could mislead the users. Reword it to make it clear that the error message is actually showing the interrupt status register to help debug spurious IRQ events. Signed-off-by: Manivannan Sadhasivam --- drivers/pci/controller/dwc/pcie-qcom-ep.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/pci/controller/dwc/pcie-qcom-ep.c b/drivers/pci/controller/dwc/pcie-qcom-ep.c index 972a90eba494..cda5d8fdc03b 100644 --- a/drivers/pci/controller/dwc/pcie-qcom-ep.c +++ b/drivers/pci/controller/dwc/pcie-qcom-ep.c @@ -679,7 +679,8 @@ static irqreturn_t qcom_pcie_ep_global_irq_thread(int irq, void *data) dw_pcie_ep_linkup(&pci->ep); pcie_ep->link_status = QCOM_PCIE_EP_LINK_UP; } else { - dev_err(dev, "Received unknown event: %d\n", status); + dev_err(dev, "Received unknown event. INT_STATUS: 0x%08x\n", + status); } return IRQ_HANDLED;