From patchwork Sun Dec 9 17:53:09 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Walmsley X-Patchwork-Id: 1853911 Return-Path: X-Original-To: patchwork-linux-omap@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork1.kernel.org (Postfix) with ESMTP id F22363FC64 for ; Sun, 9 Dec 2012 17:54:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934324Ab2LIRyp (ORCPT ); Sun, 9 Dec 2012 12:54:45 -0500 Received: from utopia.booyaka.com ([74.50.51.50]:39976 "EHLO utopia.booyaka.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932528Ab2LIRyo (ORCPT ); Sun, 9 Dec 2012 12:54:44 -0500 Received: (qmail 2360 invoked by uid 1019); 9 Dec 2012 17:54:43 -0000 MBOX-Line: From nobody Sun Dec 9 10:53:09 2012 Subject: [PATCH 03/12] ARM: OMAP2+: PM debug: trace the functional power domains states To: linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org From: Paul Walmsley Cc: Jean Pihet Date: Sun, 09 Dec 2012 10:53:09 -0700 Message-ID: <20121209175301.6933.81855.stgit@dusk.lan> In-Reply-To: <20121209174545.6933.59371.stgit@dusk.lan> References: <20121209174545.6933.59371.stgit@dusk.lan> User-Agent: StGit/0.16-37-g27ac3 MIME-Version: 1.0 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org From: Jean Pihet Trace the power domain transitions using the functional power states, which include the power and logic states. Signed-off-by: Jean Pihet [paul@pwsan.com: split the fix that was originally part of this patch into a separate patch] Signed-off-by: Paul Walmsley --- arch/arm/mach-omap2/powerdomain.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/arch/arm/mach-omap2/powerdomain.c b/arch/arm/mach-omap2/powerdomain.c index 18f33de..2c732b6 100644 --- a/arch/arm/mach-omap2/powerdomain.c +++ b/arch/arm/mach-omap2/powerdomain.c @@ -881,13 +881,8 @@ int pwrdm_set_next_pwrst(struct powerdomain *pwrdm, u8 pwrst) pr_debug("powerdomain: %s: setting next powerstate to %0x\n", pwrdm->name, pwrst); - if (arch_pwrdm && arch_pwrdm->pwrdm_set_next_pwrst) { - /* Trace the pwrdm desired target state */ - trace_power_domain_target(pwrdm->name, pwrst, - smp_processor_id()); - /* Program the pwrdm desired target state */ + if (arch_pwrdm && arch_pwrdm->pwrdm_set_next_pwrst) ret = arch_pwrdm->pwrdm_set_next_pwrst(pwrdm, pwrst); - } return ret; } @@ -1571,6 +1566,9 @@ int pwrdm_set_next_fpwrst(struct powerdomain *pwrdm, u8 fpwrst) pr_debug("%s: set fpwrst %0x to pwrdm %s\n", __func__, fpwrst, pwrdm->name); + /* Trace the pwrdm desired target state */ + trace_power_domain_target(pwrdm->name, fpwrst, smp_processor_id()); + pwrdm_lock(pwrdm); ret = _set_logic_retst_and_pwrdm_pwrst(pwrdm, logic, pwrst); pwrdm_unlock(pwrdm); @@ -1658,6 +1656,10 @@ int pwrdm_set_fpwrst(struct powerdomain *pwrdm, enum pwrdm_func_state fpwrst) if (next_fpwrst == fpwrst) goto psf_out; + /* Trace the pwrdm desired target state */ + trace_power_domain_target(pwrdm->name, next_fpwrst, + smp_processor_id()); + sleep_switch = _pwrdm_save_clkdm_state_and_activate(pwrdm, pwrst, &hwsup);