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 X-Spam-Level: X-Spam-Status: No, score=-19.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6C54EC433B4 for ; Mon, 10 May 2021 10:46:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4230B61930 for ; Mon, 10 May 2021 10:46:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231432AbhEJKrk (ORCPT ); Mon, 10 May 2021 06:47:40 -0400 Received: from mail.kernel.org ([198.145.29.99]:57592 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233228AbhEJKpX (ORCPT ); Mon, 10 May 2021 06:45:23 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 26921619A0; Mon, 10 May 2021 10:35:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1620642927; bh=A1sqtSWQaf8zBLgegXJRFlueszPXuAONOOjH0VraFmI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=wfYHNFBq+v+5owhBvW5shLyVP/U5N+7kYb7BpE4Vm8xO/n45+ZXFCkF1d6WqXvdaq 3Fj1Hin0BCPw/aKLbpvWc/EZCF9RnXvcK44zz0iX2Rchuz442iUxPb2ikCN/hox3Vq JMz+UDMvfxysMLLRBsScSBSw266FuYYczh2BbTrE= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, "David E. Box" , Hans de Goede , Rajneesh Bhardwaj , Sasha Levin Subject: [PATCH 5.10 108/299] platform/x86: intel_pmc_core: Dont use global pmcdev in quirks Date: Mon, 10 May 2021 12:18:25 +0200 Message-Id: <20210510102008.507160403@linuxfoundation.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210510102004.821838356@linuxfoundation.org> References: <20210510102004.821838356@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: David E. Box [ Upstream commit c9f86d6ca6b5e23d30d16ade4b9fff5b922a610a ] The DMI callbacks, used for quirks, currently access the PMC by getting the address a global pmc_dev struct. Instead, have the callbacks set a global quirk specific variable. In probe, after calling dmi_check_system(), pass pmc_dev to a function that will handle each quirk if its variable condition is met. This allows removing the global pmc_dev later. Signed-off-by: David E. Box Reviewed-by: Hans de Goede Reviewed-by: Rajneesh Bhardwaj Link: https://lore.kernel.org/r/20210417031252.3020837-2-david.e.box@linux.intel.com Signed-off-by: Hans de Goede Signed-off-by: Sasha Levin --- drivers/platform/x86/intel_pmc_core.c | 19 ++++++++++++++++--- 1 file changed, 16 insertions(+), 3 deletions(-) diff --git a/drivers/platform/x86/intel_pmc_core.c b/drivers/platform/x86/intel_pmc_core.c index e06b36e87a33..ca32a4c80f62 100644 --- a/drivers/platform/x86/intel_pmc_core.c +++ b/drivers/platform/x86/intel_pmc_core.c @@ -1186,9 +1186,15 @@ static const struct pci_device_id pmc_pci_ids[] = { * the platform BIOS enforces 24Mhz crystal to shutdown * before PMC can assert SLP_S0#. */ +static bool xtal_ignore; static int quirk_xtal_ignore(const struct dmi_system_id *id) { - struct pmc_dev *pmcdev = &pmc; + xtal_ignore = true; + return 0; +} + +static void pmc_core_xtal_ignore(struct pmc_dev *pmcdev) +{ u32 value; value = pmc_core_reg_read(pmcdev, pmcdev->map->pm_vric1_offset); @@ -1197,7 +1203,6 @@ static int quirk_xtal_ignore(const struct dmi_system_id *id) /* Low Voltage Mode Enable */ value &= ~SPT_PMC_VRIC1_SLPS0LVEN; pmc_core_reg_write(pmcdev, pmcdev->map->pm_vric1_offset, value); - return 0; } static const struct dmi_system_id pmc_core_dmi_table[] = { @@ -1212,6 +1217,14 @@ static const struct dmi_system_id pmc_core_dmi_table[] = { {} }; +static void pmc_core_do_dmi_quirks(struct pmc_dev *pmcdev) +{ + dmi_check_system(pmc_core_dmi_table); + + if (xtal_ignore) + pmc_core_xtal_ignore(pmcdev); +} + static int pmc_core_probe(struct platform_device *pdev) { static bool device_initialized; @@ -1253,7 +1266,7 @@ static int pmc_core_probe(struct platform_device *pdev) mutex_init(&pmcdev->lock); platform_set_drvdata(pdev, pmcdev); pmcdev->pmc_xram_read_bit = pmc_core_check_read_lock_bit(); - dmi_check_system(pmc_core_dmi_table); + pmc_core_do_dmi_quirks(pmcdev); /* * On TGL, due to a hardware limitation, the GBE LTR blocks PC10 when -- 2.30.2