From: Stefano Stabellini Date: Fri, 18 Oct 2013 16:01:26 +0000 (+0000) Subject: arm/xen: get_dma_ops: return xen_dma_ops if we are running as xen_initial_domain X-Git-Tag: v3.13-rc1~81^2~2^2~10 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c7e9bc548325f19635e7ac7cd5f3ec587228952e;p=pandora-kernel.git arm/xen: get_dma_ops: return xen_dma_ops if we are running as xen_initial_domain We can't simply override arm_dma_ops with xen_dma_ops because devices are allowed to have their own dma_ops and they take precedence over arm_dma_ops. When running on Xen as initial domain, we always want xen_dma_ops to be the one in use. We introduce __generic_dma_ops to allow xen_dma_ops functions to call back to the native implementation. Signed-off-by: Stefano Stabellini Suggested-by: Catalin Marinas Acked-by: Russell King CC: will.deacon@arm.com CC: linux@arm.linux.org.uk Changes in v7: - return xen_dma_ops only if we are the initial domain; - rename __get_dma_ops to __generic_dma_ops. --- Reading git-diff-tree failed