From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e23smtp09.au.ibm.com (e23smtp09.au.ibm.com [202.81.31.142]) (using TLSv1 with cipher CAMELLIA256-SHA (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 365A81A0D59 for ; Wed, 3 Jun 2015 02:01:28 +1000 (AEST) Received: from /spool/local by e23smtp09.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Wed, 3 Jun 2015 02:01:26 +1000 Received: from d23relay09.au.ibm.com (d23relay09.au.ibm.com [9.185.63.181]) by d23dlp03.au.ibm.com (Postfix) with ESMTP id D25013578048 for ; Wed, 3 Jun 2015 02:01:24 +1000 (EST) Received: from d23av04.au.ibm.com (d23av04.au.ibm.com [9.190.235.139]) by d23relay09.au.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id t52G1G3D63832260 for ; Wed, 3 Jun 2015 02:01:24 +1000 Received: from d23av04.au.ibm.com (localhost [127.0.0.1]) by d23av04.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id t52G0pqw019573 for ; Wed, 3 Jun 2015 02:00:52 +1000 From: Madhavan Srinivasan To: linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Cc: Madhavan Srinivasan , Stewart Smith , Jeremy Kerr , Benjamin Herrenschmidt , Michael Ellerman , Paul Mackerras , Sukadev Bhattiprolu , Anshuman Khandual , Stephane Eranian Subject: [PATCH v1 8/9] powerpc/powernv: Add OPAL support for Nest PMU Date: Tue, 2 Jun 2015 21:29:37 +0530 Message-Id: <1433260778-26497-9-git-send-email-maddy@linux.vnet.ibm.com> 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> 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: Sukadev Bhattiprolu Cc: Anshuman Khandual Cc: Stephane Eranian Signed-off-by: Madhavan Srinivasan --- arch/powerpc/include/asm/opal-api.h | 3 ++- arch/powerpc/include/asm/opal.h | 2 ++ arch/powerpc/platforms/powernv/opal-wrappers.S | 1 + 3 files changed, 5 insertions(+), 1 deletion(-) diff --git a/arch/powerpc/include/asm/opal-api.h b/arch/powerpc/include/asm/opal-api.h index 0321a90..8011a75 100644 --- a/arch/powerpc/include/asm/opal-api.h +++ b/arch/powerpc/include/asm/opal-api.h @@ -153,7 +153,8 @@ #define OPAL_FLASH_READ 110 #define OPAL_FLASH_WRITE 111 #define OPAL_FLASH_ERASE 112 -#define OPAL_LAST 112 +#define OPAL_NEST_IMA_CONTROL 116 +#define OPAL_LAST 116 /* Device tree flags */ diff --git a/arch/powerpc/include/asm/opal.h b/arch/powerpc/include/asm/opal.h index 042af1a..f86e5e9 100644 --- a/arch/powerpc/include/asm/opal.h +++ b/arch/powerpc/include/asm/opal.h @@ -201,6 +201,8 @@ int64_t opal_flash_write(uint64_t id, uint64_t offset, uint64_t buf, int64_t opal_flash_erase(uint64_t id, uint64_t offset, uint64_t size, uint64_t token); +int64_t opal_nest_ima_control(uint32_t value); + /* Internal functions */ extern int early_init_dt_scan_opal(unsigned long node, const char *uname, int depth, void *data); diff --git a/arch/powerpc/platforms/powernv/opal-wrappers.S b/arch/powerpc/platforms/powernv/opal-wrappers.S index a7ade94..ce36a68 100644 --- a/arch/powerpc/platforms/powernv/opal-wrappers.S +++ b/arch/powerpc/platforms/powernv/opal-wrappers.S @@ -295,3 +295,4 @@ OPAL_CALL(opal_i2c_request, OPAL_I2C_REQUEST); 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_nest_ima_control, OPAL_NEST_IMA_CONTROL); -- 1.9.1