From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e28smtp09.in.ibm.com (e28smtp09.in.ibm.com [122.248.162.9]) (using TLSv1 with cipher CAMELLIA256-SHA (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id AE1B71A0631 for ; Mon, 3 Aug 2015 17:36:14 +1000 (AEST) Received: from /spool/local by e28smtp09.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 3 Aug 2015 13:06:12 +0530 Received: from d28relay03.in.ibm.com (d28relay03.in.ibm.com [9.184.220.60]) by d28dlp01.in.ibm.com (Postfix) with ESMTP id 7D0DEE0018 for ; Mon, 3 Aug 2015 13:10:23 +0530 (IST) Received: from d28av04.in.ibm.com (d28av04.in.ibm.com [9.184.220.66]) by d28relay03.in.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id t737aA5261800592 for ; Mon, 3 Aug 2015 13:06:10 +0530 Received: from d28av04.in.ibm.com (localhost [127.0.0.1]) by d28av04.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id t737a4qk007307 for ; Mon, 3 Aug 2015 13:06:05 +0530 From: Madhavan Srinivasan To: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org Cc: Madhavan Srinivasan , Stewart Smith , Jeremy Kerr , Benjamin Herrenschmidt , Michael Ellerman , Paul Mackerras , Anton Blanchard , Sukadev Bhattiprolu , Daniel Axtens , Stephane Eranian Subject: [PATCH v7 2/7] powerpc/powernv: Add OPAL support for Nest PMU Date: Mon, 3 Aug 2015 13:05:54 +0530 Message-Id: <1438587359-6165-3-git-send-email-maddy@linux.vnet.ibm.com> In-Reply-To: <1438587359-6165-1-git-send-email-maddy@linux.vnet.ibm.com> References: <1438587359-6165-1-git-send-email-maddy@linux.vnet.ibm.com> List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Nest Counters can be configured via PORE Engine and OPAL provides an interface to start/stop it. OPAL side patches are posted in the skiboot mailing. Cc: Stewart Smith Cc: Jeremy Kerr Cc: Benjamin Herrenschmidt Cc: Michael Ellerman Cc: Paul Mackerras Cc: Anton Blanchard Cc: Sukadev Bhattiprolu Cc: Daniel Axtens Cc: Stephane Eranian Signed-off-by: Madhavan Srinivasan --- arch/powerpc/include/asm/opal-api.h | 3 ++- arch/powerpc/include/asm/opal.h | 1 + arch/powerpc/platforms/powernv/opal-wrappers.S | 1 + 3 files changed, 4 insertions(+), 1 deletion(-) diff --git a/arch/powerpc/include/asm/opal-api.h b/arch/powerpc/include/asm/opal-api.h index e9e4c52f3685..52903449d435 100644 --- a/arch/powerpc/include/asm/opal-api.h +++ b/arch/powerpc/include/asm/opal-api.h @@ -154,7 +154,8 @@ #define OPAL_FLASH_WRITE 111 #define OPAL_FLASH_ERASE 112 #define OPAL_PRD_MSG 113 -#define OPAL_LAST 113 +#define OPAL_NEST_IMA_CONTROL 117 +#define OPAL_LAST 117 /* Device tree flags */ diff --git a/arch/powerpc/include/asm/opal.h b/arch/powerpc/include/asm/opal.h index 958e941c0cda..7c813ed52ab4 100644 --- a/arch/powerpc/include/asm/opal.h +++ b/arch/powerpc/include/asm/opal.h @@ -202,6 +202,7 @@ int64_t opal_flash_write(uint64_t id, uint64_t offset, uint64_t buf, uint64_t size, uint64_t token); int64_t opal_flash_erase(uint64_t id, uint64_t offset, uint64_t size, uint64_t token); +int64_t opal_nest_ima_control(uint64_t mode, uint64_t value); /* Internal functions */ extern int early_init_dt_scan_opal(unsigned long node, const char *uname, diff --git a/arch/powerpc/platforms/powernv/opal-wrappers.S b/arch/powerpc/platforms/powernv/opal-wrappers.S index d6a7b8252e4d..c475c04468fb 100644 --- a/arch/powerpc/platforms/powernv/opal-wrappers.S +++ b/arch/powerpc/platforms/powernv/opal-wrappers.S @@ -297,3 +297,4 @@ OPAL_CALL(opal_flash_read, OPAL_FLASH_READ); OPAL_CALL(opal_flash_write, OPAL_FLASH_WRITE); OPAL_CALL(opal_flash_erase, OPAL_FLASH_ERASE); OPAL_CALL(opal_prd_msg, OPAL_PRD_MSG); +OPAL_CALL(opal_nest_ima_control, OPAL_NEST_IMA_CONTROL); -- 1.9.1