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path: root/drivers/net/wireless/quantenna/qtnfmac/shm_ipc_defs.h
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Diffstat (limited to 'drivers/net/wireless/quantenna/qtnfmac/shm_ipc_defs.h')
-rw-r--r--drivers/net/wireless/quantenna/qtnfmac/shm_ipc_defs.h46
1 files changed, 46 insertions, 0 deletions
diff --git a/drivers/net/wireless/quantenna/qtnfmac/shm_ipc_defs.h b/drivers/net/wireless/quantenna/qtnfmac/shm_ipc_defs.h
new file mode 100644
index 0000000..95a5f89
--- /dev/null
+++ b/drivers/net/wireless/quantenna/qtnfmac/shm_ipc_defs.h
@@ -0,0 +1,46 @@
+/*
+ * Copyright (c) 2015-2016 Quantenna Communications, Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#ifndef _QTN_FMAC_SHM_IPC_DEFS_H_
+#define _QTN_FMAC_SHM_IPC_DEFS_H_
+
+#include <linux/types.h>
+
+#define QTN_IPC_REG_HDR_SZ (32)
+#define QTN_IPC_REG_SZ (4096)
+#define QTN_IPC_MAX_DATA_SZ (QTN_IPC_REG_SZ - QTN_IPC_REG_HDR_SZ)
+
+enum qtnf_shm_ipc_region_flags {
+ QTNF_SHM_IPC_NEW_DATA = BIT(0),
+ QTNF_SHM_IPC_ACK = BIT(1),
+};
+
+struct qtnf_shm_ipc_region_header {
+ __le32 flags;
+ __le16 data_len;
+} __packed;
+
+union qtnf_shm_ipc_region_headroom {
+ struct qtnf_shm_ipc_region_header hdr;
+ u8 headroom[QTN_IPC_REG_HDR_SZ];
+} __packed;
+
+struct qtnf_shm_ipc_region {
+ union qtnf_shm_ipc_region_headroom headroom;
+ u8 data[QTN_IPC_MAX_DATA_SZ];
+} __packed;
+
+#endif /* _QTN_FMAC_SHM_IPC_DEFS_H_ */