Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759480AbbFBQBE (ORCPT ); Tue, 2 Jun 2015 12:01:04 -0400 Received: from e23smtp03.au.ibm.com ([202.81.31.145]:42524 "EHLO e23smtp03.au.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758853AbbFBQAy (ORCPT ); Tue, 2 Jun 2015 12:00:54 -0400 From: Madhavan Srinivasan To: linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Cc: Madhavan Srinivasan , Michael Ellerman , Benjamin Herrenschmidt , Paul Mackerras , Sukadev Bhattiprolu , Anshuman Khandual , Stephane Eranian Subject: [PATCH v1 1/9]powerpc/powernv: Data structure and macros definition Date: Tue, 2 Jun 2015 21:29:30 +0530 Message-Id: <1433260778-26497-2-git-send-email-maddy@linux.vnet.ibm.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1433260778-26497-1-git-send-email-maddy@linux.vnet.ibm.com> References: <1433260778-26497-1-git-send-email-maddy@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 15060216-0009-0000-0000-00000181696B Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2563 Lines: 84 Patch creates a new header file "nest-pmu.h" to add the data structures and macros needed for the nest pmu support. Cc: Michael Ellerman Cc: Benjamin Herrenschmidt Cc: Paul Mackerras Cc: Sukadev Bhattiprolu Cc: Anshuman Khandual Cc: Stephane Eranian Signed-off-by: Madhavan Srinivasan --- arch/powerpc/perf/nest-pmu.h | 55 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 arch/powerpc/perf/nest-pmu.h diff --git a/arch/powerpc/perf/nest-pmu.h b/arch/powerpc/perf/nest-pmu.h new file mode 100644 index 0000000..ed3f79f --- /dev/null +++ b/arch/powerpc/perf/nest-pmu.h @@ -0,0 +1,55 @@ +/* + * Nest Performance Monitor counter support for POWER8 processors. + * + * Copyright 2015 Madhavan Srinivasan, IBM Corporation. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ + +#include +#include +#include +#include +#include + +#define P8_MAX_CHIP 32 +#define MAX_PMU_NAME_LEN 256 +#define MAX_EVENTS_SUPPORTED 256 +#define P8_NEST_ENGINE_START 1 +#define P8_NEST_ENGINE_STOP 0 +#define P8_MAX_NEST_PMUS 32 + +/* + * Structure to hold per chip specific memory address + * information for nest pmus. Nest Counter data are exported + * in per-chip HOMER region by the PORE Engine. + */ +struct perchip_nest_info { + uint32_t chip_id; + uint64_t pbase; + uint64_t vbase; + uint32_t size; +}; + +/* + * Place holder for nest pmu events and values. + */ +struct ppc64_nest_ima_events { + const char *ev_name; + const char *ev_value; +}; + +/* + * Device tree parser code detect nest pmu support + * and create new nest pmus. This structure will + * hold the pmu functions and attrs for each nest pmu and + * will be referenced at the time of pmu registering. + */ +struct nest_pmu { + struct pmu pmu; + const struct attribute_group *attr_groups[4]; +}; + -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/