msm: kgsl: Add the flags for IO coherency
Add a flag in the UAPI header to allow userspace to mark a buffer as IO coherent. If this flag is set, mark the buffer as IO coherent when mapping it. Change-Id: I4cd28144cf818fa016e085f6f5ec29b778ccd8ad Signed-off-by: Shrenuj Bansal <shrenujb@codeaurora.org> Signed-off-by: Lynus Vaz <lvaz@codeaurora.org>
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