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Message-ID: <CAHQjnOODq2bSzSYA9QT8fZagD5sxwtgVytR7Sv2s09wYao=pVA@mail.gmail.com> Date: Mon, 26 Sep 2011 19:24:14 +0900 From: KyongHo Cho <pullip.cho@...sung.com> To: Linux ARM Kernel <linux-arm-kernel@...ts.infradead.org>, Linux Samsung SOC <linux-samsung-soc@...r.kernel.org>, iommu@...ts.linux-foundation.org, Linux-Kernel <linux-kernel@...r.kernel.org> Cc: Russell King <linux@....linux.org.uk>, Joerg Roedel <joerg.roedel@....com>, Sanghyun Lee <sanghyun75.lee@...sung.com>, Kukjin Kim <kgene.kim@...sung.com>, Younglak Kim <younglak1004.kim@...sung.com>, Ohad Ben-Cohen <ohad@...ery.com> Subject: Re: [PATCH 0/4 v2] iommu/exynos: Add IOMMU and Enhance System MMU driver for Exynos4 I am sorry :( My mailer converted tabs into spaces. Moreover, git send-email is not available now. I stopped sending patches after sending "[PATCH 1/4 v2]". I will submit the complete patches after everything becomes OK. Sorry for disrupting. Regards, Cho KyongHo. On Mon, Sep 26, 2011 at 7:00 PM, KyongHo Cho <pullip.cho@...sung.com> wrote: > This is the second try of submitting patches about IOMMU/System MMU > driver for Exynos4 SoCs with the fixes of the following problems > pointed by Russell King.: > - Missing unlocking a spinlock in exynos_iommu_attach_dev(). > - atomic_t -> int in sysmmu_drvdata.activations > - sysmmu_platdata -> sysmmu_drvdata > - Change in error messages in irq handler > - Removed casting in format of error message > - omap_iommu_ops -> exynos_iommu_ops in the last patch. > > First 2 patches enhance System MMU platform device definition: > - Removed System MMU for MDMA0 in LCD block because it is not used. > Use MDMA2 in TOP block. > - Removed System MMU ID. Instead a System MMU is bound to a device that > the System MMU is dedicated during machin initialization. If a device > driver wants to handle System MMU, it must bind its device with System > MMU with sysmmu_set_owner(). > - clkdev > - System MMU device driver is removed from arch/arm/plat-s5p to move it > to driver/iommu directory. > Last 2 patches implements IOMMU API: > - Implements IOMMU API and System MMU driver that is moved from > arch/arm/plat-s5p. > - Implements fault handling that is suggested by Ohad. > - Used bus_set_iommu instead of register_iommu that is suggested by Joerg. > > Regards, > Cho KyongHo. > > Diffstats: > > arch/arm/mach-exynos4/Kconfig | 2 - > arch/arm/mach-exynos4/clock.c | 43 +- > arch/arm/mach-exynos4/dev-sysmmu.c | 270 ++------ > arch/arm/mach-exynos4/include/mach/irqs.h | 1 - > arch/arm/mach-exynos4/include/mach/map.h | 1 - > arch/arm/mach-exynos4/include/mach/sysmmu.h | 85 ++- > arch/arm/mach-exynos4/mach-armlex4210.c | 24 +- > arch/arm/mach-exynos4/mach-smdkv310.c | 28 +- > arch/arm/plat-s5p/Kconfig | 8 - > arch/arm/plat-s5p/Makefile | 1 - > arch/arm/plat-s5p/include/plat/sysmmu.h | 95 --- > arch/arm/plat-s5p/sysmmu.c | 312 --------- > drivers/iommu/Kconfig | 14 + > drivers/iommu/Makefile | 1 + > drivers/iommu/exynos_iommu.c | 933 +++++++++++++++++++++++++++ > 15 files changed, 1134 insertions(+), 684 deletions(-) > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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