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I2C has no requirement that the buffer of a message needs to be DMA safe. In case it is, it can now be flagged, so drivers wishing to do DMA can use the buffer directly. Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com> Signed-off-by: Wolfram Sang <wsa@the-dreams.de> |
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| xen | ||