From mboxrd@z Thu Jan 1 00:00:00 1970 From: Santosh Shilimkar Subject: Re: [PATCH V3 2/7] DRIVERS: IRQCHIP: CROSSBAR: Add support for Crossbar IP Date: Wed, 13 Nov 2013 10:27:08 -0500 Message-ID: <52839A4C.9080601@ti.com> References: <1383657257-3458-1-git-send-email-r.sricharan@ti.com> <1383657257-3458-3-git-send-email-r.sricharan@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1383657257-3458-3-git-send-email-r.sricharan@ti.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Sricharan R Cc: mark.rutland@arm.com, devicetree@vger.kernel.org, linux@arm.linux.org.uk, linux-doc@vger.kernel.org, tony@atomide.com, linus.walleij@linaro.org, rnayak@ti.com, linux-kernel@vger.kernel.org, Rob Herring , marc.zyngier@arm.com, galak@codeaurora.org, grant.likely@linaro.org, tglx@linutronix.de, linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org List-Id: linux-omap@vger.kernel.org On Tuesday 05 November 2013 08:14 AM, Sricharan R wrote: > Some socs have a large number of interrupts requests to service > the needs of its many peripherals and subsystems. All of the > interrupt lines from the subsystems are not needed at the same > time, so they have to be muxed to the irq-controller appropriately. > In such places a interrupt controllers are preceded by an CROSSBAR > that provides flexibility in muxing the device requests to the controller > inputs. > > This driver takes care a allocating a free irq and then configuring the > crossbar IP as a part of the mpu's irqchip callbacks. crossbar_init should > be called right before the irqchip_init, so that it is setup to handle the > irqchip callbacks. > > Cc: Thomas Gleixner > Cc: Linus Walleij > Cc: Santosh Shilimkar > Cc: Russell King > Cc: Tony Lindgren > Cc: Rajendra Nayak > Cc: Marc Zyngier > Cc: Grant Likely > Cc: Rob Herring > Signed-off-by: Sricharan R > Acked-by: Kumar Gala (for DT binding portion) > --- As someone commented already, lets call the driver as irq-crossbar since there might need of something similar for DMA and IO's. So rename the code accordingly. Other than that, Acked-by: Santosh Shilimkar From mboxrd@z Thu Jan 1 00:00:00 1970 From: santosh.shilimkar@ti.com (Santosh Shilimkar) Date: Wed, 13 Nov 2013 10:27:08 -0500 Subject: [PATCH V3 2/7] DRIVERS: IRQCHIP: CROSSBAR: Add support for Crossbar IP In-Reply-To: <1383657257-3458-3-git-send-email-r.sricharan@ti.com> References: <1383657257-3458-1-git-send-email-r.sricharan@ti.com> <1383657257-3458-3-git-send-email-r.sricharan@ti.com> Message-ID: <52839A4C.9080601@ti.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Tuesday 05 November 2013 08:14 AM, Sricharan R wrote: > Some socs have a large number of interrupts requests to service > the needs of its many peripherals and subsystems. All of the > interrupt lines from the subsystems are not needed at the same > time, so they have to be muxed to the irq-controller appropriately. > In such places a interrupt controllers are preceded by an CROSSBAR > that provides flexibility in muxing the device requests to the controller > inputs. > > This driver takes care a allocating a free irq and then configuring the > crossbar IP as a part of the mpu's irqchip callbacks. crossbar_init should > be called right before the irqchip_init, so that it is setup to handle the > irqchip callbacks. > > Cc: Thomas Gleixner > Cc: Linus Walleij > Cc: Santosh Shilimkar > Cc: Russell King > Cc: Tony Lindgren > Cc: Rajendra Nayak > Cc: Marc Zyngier > Cc: Grant Likely > Cc: Rob Herring > Signed-off-by: Sricharan R > Acked-by: Kumar Gala (for DT binding portion) > --- As someone commented already, lets call the driver as irq-crossbar since there might need of something similar for DMA and IO's. So rename the code accordingly. Other than that, Acked-by: Santosh Shilimkar From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759483Ab3KMP1x (ORCPT ); Wed, 13 Nov 2013 10:27:53 -0500 Received: from comal.ext.ti.com ([198.47.26.152]:47529 "EHLO comal.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755676Ab3KMP1t (ORCPT ); Wed, 13 Nov 2013 10:27:49 -0500 Message-ID: <52839A4C.9080601@ti.com> Date: Wed, 13 Nov 2013 10:27:08 -0500 From: Santosh Shilimkar User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/17.0 Thunderbird/17.0 MIME-Version: 1.0 To: Sricharan R CC: , , , , , , , , , , , , , , , Rob Herring Subject: Re: [PATCH V3 2/7] DRIVERS: IRQCHIP: CROSSBAR: Add support for Crossbar IP References: <1383657257-3458-1-git-send-email-r.sricharan@ti.com> <1383657257-3458-3-git-send-email-r.sricharan@ti.com> In-Reply-To: <1383657257-3458-3-git-send-email-r.sricharan@ti.com> Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tuesday 05 November 2013 08:14 AM, Sricharan R wrote: > Some socs have a large number of interrupts requests to service > the needs of its many peripherals and subsystems. All of the > interrupt lines from the subsystems are not needed at the same > time, so they have to be muxed to the irq-controller appropriately. > In such places a interrupt controllers are preceded by an CROSSBAR > that provides flexibility in muxing the device requests to the controller > inputs. > > This driver takes care a allocating a free irq and then configuring the > crossbar IP as a part of the mpu's irqchip callbacks. crossbar_init should > be called right before the irqchip_init, so that it is setup to handle the > irqchip callbacks. > > Cc: Thomas Gleixner > Cc: Linus Walleij > Cc: Santosh Shilimkar > Cc: Russell King > Cc: Tony Lindgren > Cc: Rajendra Nayak > Cc: Marc Zyngier > Cc: Grant Likely > Cc: Rob Herring > Signed-off-by: Sricharan R > Acked-by: Kumar Gala (for DT binding portion) > --- As someone commented already, lets call the driver as irq-crossbar since there might need of something similar for DMA and IO's. So rename the code accordingly. Other than that, Acked-by: Santosh Shilimkar