uapi: Add MHI device

Export MHI device header for user space clients.

Change-Id: I0f68975dfcad9483182e5af5477153f39a98ac1f
Signed-off-by: Siddartha Mohanadoss <smohanad@codeaurora.org>

2 files changed, 38 insertions, 0 deletions

diff --git a/include/uapi/linux/Kbuild b/include/uapi/linux/Kbuild
index 96a79417671a..29e3be2ce18c 100644
--- a/include/uapi/linux/Kbuild
+++ b/include/uapi/linux/Kbuild
@@ -271,6 +271,7 @@ header-y += membarrier.h
 header-y += memfd.h
 header-y += mempolicy.h
 header-y += meye.h
+header-y += mhi.h
 header-y += mic_common.h
 header-y += mic_ioctl.h
 header-y += mii.h
diff --git a/include/uapi/linux/mhi.h b/include/uapi/linux/mhi.h
new file mode 100644
index 000000000000..834c1dc77173
--- /dev/null
+++ b/include/uapi/linux/mhi.h
@@ -0,0 +1,37 @@
+#ifndef _UAPI_MHI_H
+#define _UAPI_MHI_H
+
+#include <linux/types.h>
+#include <linux/ioctl.h>
+
+enum peripheral_ep_type {
+	DATA_EP_TYPE_RESERVED,
+	DATA_EP_TYPE_HSIC,
+	DATA_EP_TYPE_HSUSB,
+	DATA_EP_TYPE_PCIE,
+	DATA_EP_TYPE_EMBEDDED,
+	DATA_EP_TYPE_BAM_DMUX,
+};
+
+struct peripheral_ep_info {
+	enum peripheral_ep_type		ep_type;
+	__u32				peripheral_iface_id;
+};
+
+struct ipa_ep_pair {
+	__u32				cons_pipe_num;
+	__u32				prod_pipe_num;
+};
+
+struct ep_info {
+	struct peripheral_ep_info	ph_ep_info;
+	struct ipa_ep_pair		ipa_ep_pair;
+
+};
+
+#define MHI_UCI_IOCTL_MAGIC	'm'
+
+#define MHI_UCI_EP_LOOKUP _IOR(MHI_UCI_IOCTL_MAGIC, 2, struct ep_info)
+
+#endif /* _UAPI_MHI_H */
+