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 BCA20C0502A for ; Tue, 30 Aug 2022 19:51:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231570AbiH3TvI (ORCPT ); Tue, 30 Aug 2022 15:51:08 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54134 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231540AbiH3TvG (ORCPT ); Tue, 30 Aug 2022 15:51:06 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E1E9762A88; Tue, 30 Aug 2022 12:51:03 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 6F67361706; Tue, 30 Aug 2022 19:51:03 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 96906C433D7; Tue, 30 Aug 2022 19:51:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1661889062; bh=RfuXFZr6s+SFZ0uKE1Z2fSMpP/WyczLTECOOZB51H6s=; h=Date:From:To:Cc:Subject:In-Reply-To:From; b=ZSnS4X6lUJAYSafV0NBM3Eq/CnK/EjsTlYw55ziL46wK6rJJkKFf3ZG9Zef1AcfXK Ehj+jZZt3n7xXKaX+IJWDsa2xnG2P1Tlw+OUN4Z7gXxKhxD7u1un8gQSIlQCQNvPAj +zxD/l27Cde3dB+e5abX4GITkMYccSsJ6RnX8MZ52zSHzUmIyQ4u/9/DeG5w37DANq SzBDNK9f2GrA/oVRfhMf0Nd+xrl6ljqWWVyH5Tuj9IFTuf/QppvxeW85PDbdet9gOs 5N1SA7fcGdUbMZMtwvPluEYiHoTUr0HhE8dcVINsoFKJ9+ByQhjmjTa/OqKtuLsOlS akfa6p9zUWNLQ== Date: Tue, 30 Aug 2022 14:51:01 -0500 From: Bjorn Helgaas To: Manivannan Sadhasivam Cc: lpieralisi@kernel.org, robh@kernel.org, andersson@kernel.org, kw@linux.com, bhelgaas@google.com, linux-pci@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, konrad.dybcio@somainline.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, devicetree@vger.kernel.org, dmitry.baryshkov@linaro.org Subject: Re: [PATCH v2 06/11] PCI: qcom-ep: Add debugfs support for expose link transition counts Message-ID: <20220830195101.GA122107@bhelgaas> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220830165817.183571-7-manivannan.sadhasivam@linaro.org> Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org In subject: PCI: qcom-ep: Expose link transition counts via debugfs On Tue, Aug 30, 2022 at 10:28:12PM +0530, Manivannan Sadhasivam wrote: > Qualcomm PCIe controllers have the debug registers in the MMIO region > that counts the PCIe link transitions. Let's expose them over debugfs to > userspace to help debugging the low power issues. s/have the debug/have debug/ s/that counts the/that count/ s/Let's expose/Expose/ s/to help debugging the/to help debug/