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2020-03-19docs: Add documentation for MHI busManivannan Sadhasivam
MHI (Modem Host Interface) is a communication protocol used by the host processors to control and communicate with modems over a high speed peripheral bus or shared memory. The MHI protocol has been designed and developed by Qualcomm Innovation Center, Inc., for use in their modems. This commit adds the documentation for the bus and the implementation in Linux kernel. This is based on the patch submitted by Sujeev Dias: Cc: Jonathan Corbet <> Cc: Signed-off-by: Sujeev Dias <> Signed-off-by: Siddartha Mohanadoss <> [mani: converted to .rst and splitted the patch] Signed-off-by: Manivannan Sadhasivam <> Reviewed-by: Jeffrey Hugo <> Link: Signed-off-by: Greg Kroah-Hartman <>