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-rw-r--r--include/linux/if_rmnet.h55
1 files changed, 55 insertions, 0 deletions
diff --git a/include/linux/if_rmnet.h b/include/linux/if_rmnet.h
new file mode 100644
index 000000000..9661416a9
--- /dev/null
+++ b/include/linux/if_rmnet.h
@@ -0,0 +1,55 @@
+/* SPDX-License-Identifier: GPL-2.0-only
+ * Copyright (c) 2013-2019, The Linux Foundation. All rights reserved.
+ */
+
+#ifndef _LINUX_IF_RMNET_H_
+#define _LINUX_IF_RMNET_H_
+
+struct rmnet_map_header {
+#if defined(__LITTLE_ENDIAN_BITFIELD)
+ u8 pad_len:6;
+ u8 reserved_bit:1;
+ u8 cd_bit:1;
+#elif defined (__BIG_ENDIAN_BITFIELD)
+ u8 cd_bit:1;
+ u8 reserved_bit:1;
+ u8 pad_len:6;
+#else
+#error "Please fix <asm/byteorder.h>"
+#endif
+ u8 mux_id;
+ __be16 pkt_len;
+} __aligned(1);
+
+struct rmnet_map_dl_csum_trailer {
+ u8 reserved1;
+#if defined(__LITTLE_ENDIAN_BITFIELD)
+ u8 valid:1;
+ u8 reserved2:7;
+#elif defined (__BIG_ENDIAN_BITFIELD)
+ u8 reserved2:7;
+ u8 valid:1;
+#else
+#error "Please fix <asm/byteorder.h>"
+#endif
+ u16 csum_start_offset;
+ u16 csum_length;
+ __be16 csum_value;
+} __aligned(1);
+
+struct rmnet_map_ul_csum_header {
+ __be16 csum_start_offset;
+#if defined(__LITTLE_ENDIAN_BITFIELD)
+ u16 csum_insert_offset:14;
+ u16 udp_ind:1;
+ u16 csum_enabled:1;
+#elif defined (__BIG_ENDIAN_BITFIELD)
+ u16 csum_enabled:1;
+ u16 udp_ind:1;
+ u16 csum_insert_offset:14;
+#else
+#error "Please fix <asm/byteorder.h>"
+#endif
+} __aligned(1);
+
+#endif /* !(_LINUX_IF_RMNET_H_) */