On Fri, Sep 24, 2010 at 6:17 PM, Premi, Sanjeev <[email protected]> wrote: >> On Fri, Sep 24, 2010 at 4:50 AM, Tony Lindgren >> <[email protected]> wrote: >> > From: Yogesh Marathe <[email protected]> >> > >> > The definition of "iva2" device in iommu_device >> > is wrapped inside CONFIG_MPU_BRIDGE_IOMMU, but >> > this option is not defined in KConfig. >> > >> > This patch removes the wrapper and makes "iva2" >> > available as another iommu_device. >> >> NAK. >> >> This would break tidspbridge's MMU. This was discussed before: >> http://thread.gmane.org/gmane.linux.ports.arm.kernel/58302/focus=58305 >> >> When tidspbridge has migrated to iommu, then it should define >> CONFIG_MPU_BRIDGE_IOMMU. > > Can you go through earlier discussion on this patch > http://marc.info/?l=linux-omap&m=127979007623260&w=2 > > I believe these concerns were discussed. I am unable to > open the gmane thread (getting 504) - so can't be sure > if Hiroshi had referred to same discussion.
When you merge iommu support, then either you enable CONFIG_MPU_BRIDGE_IOMMU unconditionally, or you apply this patch, but this patch alone will only break things. -- Felipe Contreras -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
