From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: Re: [PATCH 0/7] gpio: omap: fixes and improvements Date: Tue, 18 Aug 2015 23:38:52 -0700 Message-ID: <20150819063851.GI4215@atomide.com> References: <1439896258-26449-1-git-send-email-grygorii.strashko@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1439896258-26449-1-git-send-email-grygorii.strashko@ti.com> Sender: linux-kernel-owner@vger.kernel.org To: Grygorii Strashko Cc: Linus Walleij , Alexandre Courbot , ssantosh@kernel.org, Kevin Hilman , Javier Martinez Canillas , linux-omap@vger.kernel.org, linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org List-Id: linux-gpio@vger.kernel.org Hi, * Grygorii Strashko [150818 04:14]: > Hi, > > This patch series contains set of trivial fixes and improvements, and also > patches which fixes wrong APIs usage in atomic context as for -RT as for > non-RT kernel. The final goal of this series is to make TI OMAP GPIO > driver compatible with -RT kernel as much as possible. > > Patch 1-4: trivial fixes and improvements > Patch 5: fixes wrong CLK clk_prepare/unprepare APIs usage in atomic contexet > Patch 6(rfc): required to be compatible with -RT kernel, because PM runtime > can't be used in atimic context on -RT. > Patch 7(rfc): This patch converts TI OMAP GPIO driver to use generic irq > handler instead of chained IRQ handler. This way OMAP GPIO driver will be > compatible with RT kernel where it will be forced thread IRQ handler > while in non-RT kernel it still will be executed in HW IRQ context. Based on quick testing this series breaks at least core off idle for omap3. You probably should add a beagle xm to your test devices so you can properly test PM features. Regards, Tony