From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755293AbcK2Amh (ORCPT ); Mon, 28 Nov 2016 19:42:37 -0500 Received: from mail-pg0-f47.google.com ([74.125.83.47]:33439 "EHLO mail-pg0-f47.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753935AbcK2Amb (ORCPT ); Mon, 28 Nov 2016 19:42:31 -0500 Date: Mon, 28 Nov 2016 16:42:27 -0800 From: Brian Norris To: Shunqian Zheng Cc: joro@8bytes.org, heiko@sntech.de, robh+dt@kernel.org, mark.rutland@arm.com, linux@armlinux.org.uk, mark.yao@rock-chips.com, airlied@linux.ie, tfiga@google.com, xxm@rock-chips.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Tomasz Figa , linux-rockchip@lists.infradead.org, iommu@lists.linux-foundation.org, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH v5 8/8] iommu/rockchip: Enable Rockchip IOMMU on ARM64 Message-ID: <20161129004225.GA109697@google.com> References: <1466734413-7453-9-git-send-email-zhengsq@rock-chips.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1466734413-7453-9-git-send-email-zhengsq@rock-chips.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, On Fri, Jun 24, 2016 at 10:13:33AM +0800, Shunqian Zheng wrote: > From: Simon Xue > > This patch makes it possible to compile the rockchip-iommu driver on > ARM64, so that it can be used with 64-bit SoCs equipped with this type > of IOMMU. > > Signed-off-by: Simon Xue > Signed-off-by: Shunqian Zheng > Signed-off-by: Tomasz Figa > --- > drivers/iommu/Kconfig | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig > index ad08603..5572621 100644 > --- a/drivers/iommu/Kconfig > +++ b/drivers/iommu/Kconfig > @@ -218,7 +218,7 @@ config OMAP_IOMMU_DEBUG > > config ROCKCHIP_IOMMU > bool "Rockchip IOMMU Support" > - depends on ARM > + depends on ARM || ARM64 > depends on ARCH_ROCKCHIP || COMPILE_TEST > select IOMMU_API > select ARM_DMA_USE_IOMMU Whatever happened with the rest of this series? Some of the IOMMU bits made it, but the DRM fixes never did, and so this didn't get applied. This leaves the whole DRM stack unusable on ARM64 Rockchip systems. The patch context has changed a bit on patch 7 (and maybe 6?), so somebody will need to refresh those on the latest upstream. Brian From mboxrd@z Thu Jan 1 00:00:00 1970 From: Brian Norris Subject: Re: [PATCH v5 8/8] iommu/rockchip: Enable Rockchip IOMMU on ARM64 Date: Mon, 28 Nov 2016 16:42:27 -0800 Message-ID: <20161129004225.GA109697@google.com> References: <1466734413-7453-9-git-send-email-zhengsq@rock-chips.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1466734413-7453-9-git-send-email-zhengsq-TNX95d0MmH7DzftRWevZcw@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Shunqian Zheng Cc: joro-zLv9SwRftAIdnm+yROfE0A@public.gmane.org, heiko-4mtYJXux2i+zQB+pC5nmwQ@public.gmane.org, robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, mark.rutland-5wv7dgnIgG8@public.gmane.org, linux-I+IVW8TIWO2tmTQ+vhA3Yw@public.gmane.org, mark.yao-TNX95d0MmH7DzftRWevZcw@public.gmane.org, airlied-cv59FeDIM0c@public.gmane.org, tfiga-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org, xxm-TNX95d0MmH7DzftRWevZcw@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, Tomasz Figa , linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org List-Id: devicetree@vger.kernel.org Hi, On Fri, Jun 24, 2016 at 10:13:33AM +0800, Shunqian Zheng wrote: > From: Simon Xue > > This patch makes it possible to compile the rockchip-iommu driver on > ARM64, so that it can be used with 64-bit SoCs equipped with this type > of IOMMU. > > Signed-off-by: Simon Xue > Signed-off-by: Shunqian Zheng > Signed-off-by: Tomasz Figa > --- > drivers/iommu/Kconfig | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig > index ad08603..5572621 100644 > --- a/drivers/iommu/Kconfig > +++ b/drivers/iommu/Kconfig > @@ -218,7 +218,7 @@ config OMAP_IOMMU_DEBUG > > config ROCKCHIP_IOMMU > bool "Rockchip IOMMU Support" > - depends on ARM > + depends on ARM || ARM64 > depends on ARCH_ROCKCHIP || COMPILE_TEST > select IOMMU_API > select ARM_DMA_USE_IOMMU Whatever happened with the rest of this series? Some of the IOMMU bits made it, but the DRM fixes never did, and so this didn't get applied. This leaves the whole DRM stack unusable on ARM64 Rockchip systems. The patch context has changed a bit on patch 7 (and maybe 6?), so somebody will need to refresh those on the latest upstream. Brian -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html From mboxrd@z Thu Jan 1 00:00:00 1970 From: briannorris@chromium.org (Brian Norris) Date: Mon, 28 Nov 2016 16:42:27 -0800 Subject: [PATCH v5 8/8] iommu/rockchip: Enable Rockchip IOMMU on ARM64 In-Reply-To: <1466734413-7453-9-git-send-email-zhengsq@rock-chips.com> References: <1466734413-7453-9-git-send-email-zhengsq@rock-chips.com> Message-ID: <20161129004225.GA109697@google.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi, On Fri, Jun 24, 2016 at 10:13:33AM +0800, Shunqian Zheng wrote: > From: Simon Xue > > This patch makes it possible to compile the rockchip-iommu driver on > ARM64, so that it can be used with 64-bit SoCs equipped with this type > of IOMMU. > > Signed-off-by: Simon Xue > Signed-off-by: Shunqian Zheng > Signed-off-by: Tomasz Figa > --- > drivers/iommu/Kconfig | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig > index ad08603..5572621 100644 > --- a/drivers/iommu/Kconfig > +++ b/drivers/iommu/Kconfig > @@ -218,7 +218,7 @@ config OMAP_IOMMU_DEBUG > > config ROCKCHIP_IOMMU > bool "Rockchip IOMMU Support" > - depends on ARM > + depends on ARM || ARM64 > depends on ARCH_ROCKCHIP || COMPILE_TEST > select IOMMU_API > select ARM_DMA_USE_IOMMU Whatever happened with the rest of this series? Some of the IOMMU bits made it, but the DRM fixes never did, and so this didn't get applied. This leaves the whole DRM stack unusable on ARM64 Rockchip systems. The patch context has changed a bit on patch 7 (and maybe 6?), so somebody will need to refresh those on the latest upstream. Brian