From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: Re: [PATCH v2] ARM: OMAP4460: cpuidle: Extend PM_OMAP4_ROM_SMP_BOOT_ERRATUM_GICD on cpuidle Date: Fri, 15 Nov 2013 07:36:08 -0800 Message-ID: <20131115153608.GX10317@atomide.com> References: <1382467484-16957-1-git-send-email-grygorii.strashko@ti.com> <5266CCE3.1090801@ti.com> <20131114183535.GL10317@atomide.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mho-02-ewr.mailhop.org ([204.13.248.72]:38277 "EHLO mho-02-ewr.mailhop.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751144Ab3KOPgM (ORCPT ); Fri, 15 Nov 2013 10:36:12 -0500 Content-Disposition: inline In-Reply-To: <20131114183535.GL10317@atomide.com> Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: Grygorii Strashko Cc: "linux-omap@vger.kernel.org" , Santosh Shilimkar , Kevin Hilman , Taras Kondratiuk , open list , linux-arm * Tony Lindgren [131114 10:36]: > * Grygorii Strashko [131022 12:09]: > > The same workaround as ff999b8a0983ee15668394ed49e38d3568fc6859 > > "ARM: OMAP4460: Workaround for ROM bug because of CA9 r2pX GIC ..." > > need to be applied not only when system is booting, but when MPUSS hits > > OSWR state through CPUIdle too. Without this WA the same issue is > > reproduced now on boards PandaES and Tablet/Blaze with SOM OMAP4460 > > when CONFIG_CPU_IDLE is enabled. > > After MPUSS has enterred OSWR and waken up: > > - GIC distributor became disabled forever > > - scheduling is not performed any more > > > > Cc: Kevin Hilman > > Acked-by: Santosh Shilimkar > > Reported-by: Taras Kondratiuk > > Signed-off-by: Grygorii Strashko > > Applying into omap-for-v3.13/fixes thanks. Hmm looks like this breaks the build with randconfigs at least with the attached .config, so dropping for now. arch/arm/mach-omap2/built-in.o: In function `omap_enter_idle_coupled': :(.text+0xb48c): undefined reference to `pm44xx_errata' Can you please check and repost? Thanks, Tony From mboxrd@z Thu Jan 1 00:00:00 1970 From: tony@atomide.com (Tony Lindgren) Date: Fri, 15 Nov 2013 07:36:08 -0800 Subject: [PATCH v2] ARM: OMAP4460: cpuidle: Extend PM_OMAP4_ROM_SMP_BOOT_ERRATUM_GICD on cpuidle In-Reply-To: <20131114183535.GL10317@atomide.com> References: <1382467484-16957-1-git-send-email-grygorii.strashko@ti.com> <5266CCE3.1090801@ti.com> <20131114183535.GL10317@atomide.com> Message-ID: <20131115153608.GX10317@atomide.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org * Tony Lindgren [131114 10:36]: > * Grygorii Strashko [131022 12:09]: > > The same workaround as ff999b8a0983ee15668394ed49e38d3568fc6859 > > "ARM: OMAP4460: Workaround for ROM bug because of CA9 r2pX GIC ..." > > need to be applied not only when system is booting, but when MPUSS hits > > OSWR state through CPUIdle too. Without this WA the same issue is > > reproduced now on boards PandaES and Tablet/Blaze with SOM OMAP4460 > > when CONFIG_CPU_IDLE is enabled. > > After MPUSS has enterred OSWR and waken up: > > - GIC distributor became disabled forever > > - scheduling is not performed any more > > > > Cc: Kevin Hilman > > Acked-by: Santosh Shilimkar > > Reported-by: Taras Kondratiuk > > Signed-off-by: Grygorii Strashko > > Applying into omap-for-v3.13/fixes thanks. Hmm looks like this breaks the build with randconfigs at least with the attached .config, so dropping for now. arch/arm/mach-omap2/built-in.o: In function `omap_enter_idle_coupled': :(.text+0xb48c): undefined reference to `pm44xx_errata' Can you please check and repost? Thanks, Tony