From patchwork Fri Jun 24 14:38:02 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jean Pihet X-Patchwork-Id: 916552 X-Patchwork-Delegate: khilman@deeprootsystems.com Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter1.kernel.org (8.14.4/8.14.4) with ESMTP id p5OEcd11022027 for ; Fri, 24 Jun 2011 14:38:39 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759401Ab1FXOih (ORCPT ); Fri, 24 Jun 2011 10:38:37 -0400 Received: from mail-wy0-f174.google.com ([74.125.82.174]:35819 "EHLO mail-wy0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759486Ab1FXOif (ORCPT ); Fri, 24 Jun 2011 10:38:35 -0400 Received: by mail-wy0-f174.google.com with SMTP id 38so1962683wyb.19 for ; Fri, 24 Jun 2011 07:38:35 -0700 (PDT) Received: by 10.216.229.220 with SMTP id h70mr759407weq.1.1308926315111; Fri, 24 Jun 2011 07:38:35 -0700 (PDT) Received: from localhost.localdomain (175.96-66-87.adsl-dyn.isp.belgacom.be [87.66.96.175]) by mx.google.com with ESMTPS id g2sm1425972wes.34.2011.06.24.07.38.33 (version=TLSv1/SSLv3 cipher=OTHER); Fri, 24 Jun 2011 07:38:34 -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 Cc: Jean Pihet Subject: [RFC/PATCH 5/9] OMAP3: powerdomain data: add wake-up latency figures Date: Fri, 24 Jun 2011 16:38:02 +0200 Message-Id: <1308926286-30445-6-git-send-email-j-pihet@ti.com> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1308926286-30445-1-git-send-email-j-pihet@ti.com> References: <1308926286-30445-1-git-send-email-j-pihet@ti.com> Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.6 (demeter1.kernel.org [140.211.167.41]); Fri, 24 Jun 2011 14:38:39 +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 = {