From patchwork Fri Feb 1 07:32:32 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Bhardwaj, Rajneesh" X-Patchwork-Id: 10791885 X-Patchwork-Delegate: andy.shevchenko@gmail.com Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 39CFF6C2 for ; Fri, 1 Feb 2019 07:33:14 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2BE7A31EE5 for ; Fri, 1 Feb 2019 07:33:14 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2044C31EE7; Fri, 1 Feb 2019 07:33:14 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A30CA31EDD for ; Fri, 1 Feb 2019 07:33:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728246AbfBAHc5 (ORCPT ); Fri, 1 Feb 2019 02:32:57 -0500 Received: from mga12.intel.com ([192.55.52.136]:57767 "EHLO mga12.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728091AbfBAHcx (ORCPT ); Fri, 1 Feb 2019 02:32:53 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga106.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 31 Jan 2019 23:32:52 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.56,547,1539673200"; d="scan'208";a="114430738" Received: from rajneesh-desk.iind.intel.com ([10.223.86.34]) by orsmga008.jf.intel.com with ESMTP; 31 Jan 2019 23:32:50 -0800 From: Rajneesh Bhardwaj To: platform-driver-x86@vger.kernel.org Cc: dvhart@infradead.org, andy@infradead.org, linux-kernel@vger.kernel.org, Rajneesh Bhardwaj , "David E. Box" , Srinivas Pandruvada Subject: [PATCH 08/10] platform/x86: intel_pmc_core: Add ICL platform support Date: Fri, 1 Feb 2019 13:02:32 +0530 Message-Id: <20190201073234.13280-9-rajneesh.bhardwaj@linux.intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190201073234.13280-1-rajneesh.bhardwaj@linux.intel.com> References: <20190201073234.13280-1-rajneesh.bhardwaj@linux.intel.com> Sender: platform-driver-x86-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: platform-driver-x86@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Icelake can resue most of the CNL PCH IPs as they are mostly similar. This patch enables the PMC Core driver for ICL family. It also addresses few other minor issues like upper case conversions and some tab alignments. Cc: "David E. Box" Cc: Srinivas Pandruvada Signed-off-by: Rajneesh Bhardwaj --- drivers/platform/x86/intel_pmc_core.c | 59 +++++++++++++++++++++------ drivers/platform/x86/intel_pmc_core.h | 4 ++ 2 files changed, 50 insertions(+), 13 deletions(-) diff --git a/drivers/platform/x86/intel_pmc_core.c b/drivers/platform/x86/intel_pmc_core.c index d3752d75075b..400946b7a3b5 100644 --- a/drivers/platform/x86/intel_pmc_core.c +++ b/drivers/platform/x86/intel_pmc_core.c @@ -166,25 +166,26 @@ static const struct pmc_bit_map cnp_pfear_map[] = { {"SDX", BIT(4)}, {"SPE", BIT(5)}, {"Fuse", BIT(6)}, - {"Res_23", BIT(7)}, + /* Reserved for Cannonlake but valid for Icelake */ + {"SBR8", BIT(7)}, {"CSME_FSC", BIT(0)}, {"USB3_OTG", BIT(1)}, {"EXI", BIT(2)}, {"CSE", BIT(3)}, - {"csme_kvm", BIT(4)}, - {"csme_pmt", BIT(5)}, - {"csme_clink", BIT(6)}, - {"csme_ptio", BIT(7)}, - - {"csme_usbr", BIT(0)}, - {"csme_susram", BIT(1)}, - {"csme_smt1", BIT(2)}, + {"CSME_KVM", BIT(4)}, + {"CSME_PMT", BIT(5)}, + {"CSME_CLINK", BIT(6)}, + {"CSME_PTIO", BIT(7)}, + + {"CSME_USBR", BIT(0)}, + {"CSME_SUSRAM", BIT(1)}, + {"CSME_SMT1", BIT(2)}, {"CSME_SMT4", BIT(3)}, - {"csme_sms2", BIT(4)}, - {"csme_sms1", BIT(5)}, - {"csme_rtc", BIT(6)}, - {"csme_psf", BIT(7)}, + {"CSME_SMS2", BIT(4)}, + {"CSME_SMS1", BIT(5)}, + {"CSME_RTC", BIT(6)}, + {"CSME_PSF", BIT(7)}, {"SBR0", BIT(0)}, {"SBR1", BIT(1)}, @@ -209,6 +210,20 @@ static const struct pmc_bit_map cnp_pfear_map[] = { {"HDA_PGD4", BIT(2)}, {"HDA_PGD5", BIT(3)}, {"HDA_PGD6", BIT(4)}, + /* Reserved for Cannonlake but valid for Icelake */ + {"PSF6", BIT(5)}, + {"PSF7", BIT(6)}, + {"PSF8", BIT(7)}, + + /* Icelake generation onwards only */ + {"RES_65", BIT(0)}, + {"RES_66", BIT(1)}, + {"RES_67", BIT(2)}, + {"TAM", BIT(3)}, + {"GBETSN", BIT(4)}, + {"TBTLSX", BIT(5)}, + {"RES_71", BIT(6)}, + {"RES_72", BIT(7)}, {} }; @@ -290,6 +305,8 @@ static const struct pmc_bit_map cnp_ltr_show_map[] = { {"ISH", CNP_PMC_LTR_ISH}, {"UFSX2", CNP_PMC_LTR_UFSX2}, {"EMMC", CNP_PMC_LTR_EMMC}, + /* Reserved for Cannonlake but valid for Icelake */ + {"WIGIG", ICL_PMC_LTR_WIGIG}, /* Below two cannot be used for LTR_IGNORE */ {"CURRENT_PLATFORM", CNP_PMC_LTR_CUR_PLT}, {"AGGREGATED_SYSTEM", CNP_PMC_LTR_CUR_ASLT}, @@ -311,6 +328,21 @@ static const struct pmc_reg_map cnp_reg_map = { .ltr_ignore_max = CNP_NUM_IP_IGN_ALLOWED, }; +static const struct pmc_reg_map icl_reg_map = { + .pfear_sts = cnp_pfear_map, + .slp_s0_offset = CNP_PMC_SLP_S0_RES_COUNTER_OFFSET, + .slps0_dbg_maps = cnp_slps0_dbg_maps, + .ltr_show_sts = cnp_ltr_show_map, + .slps0_dbg_offset = CNP_PMC_SLPS0_DBG_OFFSET, + .ltr_ignore_offset = CNP_PMC_LTR_IGNORE_OFFSET, + .regmap_length = CNP_PMC_MMIO_REG_LEN, + .ppfear0_offset = CNP_PMC_HOST_PPFEAR0A, + .ppfear_buckets = ICL_PPFEAR_NUM_ENTRIES, + .pm_cfg_offset = CNP_PMC_PM_CFG_OFFSET, + .pm_read_disable_bit = CNP_PMC_READ_DISABLE_BIT, + .ltr_ignore_max = ICL_NUM_IP_IGN_ALLOWED, +}; + static inline u8 pmc_core_reg_read_byte(struct pmc_dev *pmcdev, int offset) { return readb(pmcdev->regbase + offset); @@ -740,6 +772,7 @@ static const struct x86_cpu_id intel_pmc_core_ids[] = { INTEL_CPU_FAM6(KABYLAKE_MOBILE, spt_reg_map), INTEL_CPU_FAM6(KABYLAKE_DESKTOP, spt_reg_map), INTEL_CPU_FAM6(CANNONLAKE_MOBILE, cnp_reg_map), + INTEL_CPU_FAM6(ICELAKE_MOBILE, icl_reg_map), {} }; diff --git a/drivers/platform/x86/intel_pmc_core.h b/drivers/platform/x86/intel_pmc_core.h index 0680ca397b57..78dd4229489d 100644 --- a/drivers/platform/x86/intel_pmc_core.h +++ b/drivers/platform/x86/intel_pmc_core.h @@ -178,6 +178,10 @@ enum ppfear_regs { #define LTR_REQ_SNOOP BIT(15) #define LTR_REQ_NONSNOOP BIT(31) +#define ICL_PPFEAR_NUM_ENTRIES 9 +#define ICL_NUM_IP_IGN_ALLOWED 20 +#define ICL_PMC_LTR_WIGIG 0x1BFC + struct pmc_bit_map { const char *name; u32 bit_mask;