From patchwork Thu Jul 28 08:30:16 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jean Pihet X-Patchwork-Id: 1014912 Received: from smtp1.linux-foundation.org (smtp1.linux-foundation.org [140.211.169.13]) by demeter2.kernel.org (8.14.4/8.14.4) with ESMTP id p6S8YSUN020439 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=FAIL) for ; Thu, 28 Jul 2011 08:34:48 GMT Received: from daredevil.linux-foundation.org (localhost [127.0.0.1]) by smtp1.linux-foundation.org (8.14.2/8.13.5/Debian-3ubuntu1.1) with ESMTP id p6S8X89Y007878; Thu, 28 Jul 2011 01:33:09 -0700 Received: from mail-ww0-f43.google.com (mail-ww0-f43.google.com [74.125.82.43]) by smtp1.linux-foundation.org (8.14.2/8.13.5/Debian-3ubuntu1.1) with ESMTP id p6S8V34S006978 (version=TLSv1/SSLv3 cipher=RC4-SHA bits=128 verify=FAIL) for ; Thu, 28 Jul 2011 01:31:11 -0700 Received: by mail-ww0-f43.google.com with SMTP id 18so1876183wwi.24 for ; Thu, 28 Jul 2011 01:31:11 -0700 (PDT) Received: by 10.227.172.199 with SMTP id m7mr7269529wbz.85.1311841870941; Thu, 28 Jul 2011 01:31:10 -0700 (PDT) Received: from localhost.localdomain (60.73-66-87.adsl-dyn.isp.belgacom.be [87.66.73.60]) by mx.google.com with ESMTPS id eo18sm622335wbb.29.2011.07.28.01.31.09 (version=TLSv1/SSLv3 cipher=OTHER); Thu, 28 Jul 2011 01:31:10 -0700 (PDT) From: jean.pihet@newoldbits.com To: "Rafael J. Wysocki" , Paul Walmsley , Kevin Hilman , Magnus Damm , Linux PM mailing list , linux-omap@vger.kernel.org, markgross@thegnar.org, broonie@opensource.wolfsonmicro.com Date: Thu, 28 Jul 2011 10:30:16 +0200 Message-Id: <1311841821-10252-10-git-send-email-j-pihet@ti.com> X-Mailer: git-send-email 1.7.2.5 In-Reply-To: <1311841821-10252-1-git-send-email-j-pihet@ti.com> References: <1311841821-10252-1-git-send-email-j-pihet@ti.com> Received-SPF: pass (localhost is always allowed.) X-Spam-Status: No, hits=-3.569 required=5 tests=AWL, BAYES_00, OSDL_HEADER_SUBJECT_BRACKETED X-Spam-Checker-Version: SpamAssassin 3.2.4-osdl_revision__1.47__ X-MIMEDefang-Filter: lf$Revision: 1.188 $ X-Scanned-By: MIMEDefang 2.63 on 140.211.169.21 Cc: Jean Pihet Subject: [linux-pm] [PATCH 09/13] OMAP3: powerdomain data: add wake-up latency figures X-BeenThere: linux-pm@lists.linux-foundation.org X-Mailman-Version: 2.1.9 Precedence: list List-Id: Linux power management List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: linux-pm-bounces@lists.linux-foundation.org Errors-To: linux-pm-bounces@lists.linux-foundation.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.6 (demeter2.kernel.org [140.211.167.43]); Thu, 28 Jul 2011 08:34:48 +0000 (UTC) From: Jean Pihet Figures are added to the power domains structs. Note: the figures are preliminary figures. More accurate measurements are needed. Also the conditions of measurements shall be investigated and described. Tested on OMAP3 Beagleboard in RET/OFF using wake-up latency constraints on MPU, CORE and PER. Signed-off-by: Jean Pihet --- arch/arm/mach-omap2/powerdomains3xxx_data.c | 77 +++++++++++++++++++++++++++ 1 files changed, 77 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-omap2/powerdomains3xxx_data.c b/arch/arm/mach-omap2/powerdomains3xxx_data.c index 469a920..64446e7 100644 --- a/arch/arm/mach-omap2/powerdomains3xxx_data.c +++ b/arch/arm/mach-omap2/powerdomains3xxx_data.c @@ -31,6 +31,13 @@ /* * Powerdomains + * + * The wakeup_lat values are derived from measurements on + * the actual target. + * + * Note: the latency figures are preliminary and only used + * for the constraints framework validation. + * Actual figures and measurements conditions shall be added. */ static struct powerdomain iva2_pwrdm = { @@ -52,6 +59,13 @@ static struct powerdomain iva2_pwrdm = { [2] = PWRSTS_OFF_ON, [3] = PWRSTS_ON, }, + .wakeup_lat = { + [PWRDM_FUNC_PWRST_OFF] = 1100, + [PWRDM_FUNC_PWRST_OSWR] = UNSUP_STATE, + [PWRDM_FUNC_PWRST_CSWR] = 350, + [PWRDM_FUNC_PWRST_INACTIVE] = UNSUP_STATE, + [PWRDM_FUNC_PWRST_ON] = 0, + }, }; static struct powerdomain mpu_3xxx_pwrdm = { @@ -68,6 +82,13 @@ static struct powerdomain mpu_3xxx_pwrdm = { .pwrsts_mem_on = { [0] = PWRSTS_OFF_ON, }, + .wakeup_lat = { + [PWRDM_FUNC_PWRST_OFF] = 95, + [PWRDM_FUNC_PWRST_OSWR] = UNSUP_STATE, + [PWRDM_FUNC_PWRST_CSWR] = 45, + [PWRDM_FUNC_PWRST_INACTIVE] = UNSUP_STATE, + [PWRDM_FUNC_PWRST_ON] = 0, + }, }; /* @@ -98,6 +119,13 @@ static struct powerdomain core_3xxx_pre_es3_1_pwrdm = { [0] = PWRSTS_OFF_RET_ON, /* MEM1ONSTATE */ [1] = PWRSTS_OFF_RET_ON, /* MEM2ONSTATE */ }, + .wakeup_lat = { + [PWRDM_FUNC_PWRST_OFF] = 100, + [PWRDM_FUNC_PWRST_OSWR] = UNSUP_STATE, + [PWRDM_FUNC_PWRST_CSWR] = 60, + [PWRDM_FUNC_PWRST_INACTIVE] = UNSUP_STATE, + [PWRDM_FUNC_PWRST_ON] = 0, + }, }; static struct powerdomain core_3xxx_es3_1_pwrdm = { @@ -121,6 +149,13 @@ static struct powerdomain core_3xxx_es3_1_pwrdm = { [0] = PWRSTS_OFF_RET_ON, /* MEM1ONSTATE */ [1] = PWRSTS_OFF_RET_ON, /* MEM2ONSTATE */ }, + .wakeup_lat = { + [PWRDM_FUNC_PWRST_OFF] = 100, + [PWRDM_FUNC_PWRST_OSWR] = UNSUP_STATE, + [PWRDM_FUNC_PWRST_CSWR] = 60, + [PWRDM_FUNC_PWRST_INACTIVE] = UNSUP_STATE, + [PWRDM_FUNC_PWRST_ON] = 0, + }, }; static struct powerdomain dss_pwrdm = { @@ -136,6 +171,13 @@ static struct powerdomain dss_pwrdm = { .pwrsts_mem_on = { [0] = PWRSTS_ON, /* MEMONSTATE */ }, + .wakeup_lat = { + [PWRDM_FUNC_PWRST_OFF] = 70, + [PWRDM_FUNC_PWRST_OSWR] = UNSUP_STATE, + [PWRDM_FUNC_PWRST_CSWR] = 20, + [PWRDM_FUNC_PWRST_INACTIVE] = UNSUP_STATE, + [PWRDM_FUNC_PWRST_ON] = 0, + }, }; /* @@ -157,6 +199,13 @@ static struct powerdomain sgx_pwrdm = { .pwrsts_mem_on = { [0] = PWRSTS_ON, /* MEMONSTATE */ }, + .wakeup_lat = { + [PWRDM_FUNC_PWRST_OFF] = 1000, + [PWRDM_FUNC_PWRST_OSWR] = UNSUP_STATE, + [PWRDM_FUNC_PWRST_CSWR] = UNSUP_STATE, + [PWRDM_FUNC_PWRST_INACTIVE] = UNSUP_STATE, + [PWRDM_FUNC_PWRST_ON] = 0, + }, }; static struct powerdomain cam_pwrdm = { @@ -172,6 +221,13 @@ static struct powerdomain cam_pwrdm = { .pwrsts_mem_on = { [0] = PWRSTS_ON, /* MEMONSTATE */ }, + .wakeup_lat = { + [PWRDM_FUNC_PWRST_OFF] = 850, + [PWRDM_FUNC_PWRST_OSWR] = UNSUP_STATE, + [PWRDM_FUNC_PWRST_CSWR] = 35, + [PWRDM_FUNC_PWRST_INACTIVE] = UNSUP_STATE, + [PWRDM_FUNC_PWRST_ON] = 0, + }, }; static struct powerdomain per_pwrdm = { @@ -187,6 +243,13 @@ static struct powerdomain per_pwrdm = { .pwrsts_mem_on = { [0] = PWRSTS_ON, /* MEMONSTATE */ }, + .wakeup_lat = { + [PWRDM_FUNC_PWRST_OFF] = 200, + [PWRDM_FUNC_PWRST_OSWR] = UNSUP_STATE, + [PWRDM_FUNC_PWRST_CSWR] = 110, + [PWRDM_FUNC_PWRST_INACTIVE] = UNSUP_STATE, + [PWRDM_FUNC_PWRST_ON] = 0, + }, }; static struct powerdomain emu_pwrdm = { @@ -201,6 +264,13 @@ static struct powerdomain neon_pwrdm = { .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), .pwrsts = PWRSTS_OFF_RET_ON, .pwrsts_logic_ret = PWRSTS_RET, + .wakeup_lat = { + [PWRDM_FUNC_PWRST_OFF] = 200, + [PWRDM_FUNC_PWRST_OSWR] = UNSUP_STATE, + [PWRDM_FUNC_PWRST_CSWR] = 35, + [PWRDM_FUNC_PWRST_INACTIVE] = UNSUP_STATE, + [PWRDM_FUNC_PWRST_ON] = 0, + }, }; static struct powerdomain usbhost_pwrdm = { @@ -223,6 +293,13 @@ static struct powerdomain usbhost_pwrdm = { .pwrsts_mem_on = { [0] = PWRSTS_ON, /* MEMONSTATE */ }, + .wakeup_lat = { + [PWRDM_FUNC_PWRST_OFF] = 800, + [PWRDM_FUNC_PWRST_OSWR] = UNSUP_STATE, + [PWRDM_FUNC_PWRST_CSWR] = 150, + [PWRDM_FUNC_PWRST_INACTIVE] = UNSUP_STATE, + [PWRDM_FUNC_PWRST_ON] = 0, + }, }; static struct powerdomain dpll1_pwrdm = {