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path: root/drivers/net/wireless/ath/ath10k/swap.h
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Diffstat (limited to 'drivers/net/wireless/ath/ath10k/swap.h')
-rw-r--r--drivers/net/wireless/ath/ath10k/swap.h72
1 files changed, 72 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath10k/swap.h b/drivers/net/wireless/ath/ath10k/swap.h
new file mode 100644
index 000000000000..5c89952dd20f
--- /dev/null
+++ b/drivers/net/wireless/ath/ath10k/swap.h
@@ -0,0 +1,72 @@
+/*
+ * Copyright (c) 2015 Qualcomm Atheros, Inc.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef _SWAP_H_
+#define _SWAP_H_
+
+#define ATH10K_SWAP_CODE_SEG_BIN_LEN_MAX (512 * 1024)
+#define ATH10K_SWAP_CODE_SEG_MAGIC_BYTES_SZ 12
+#define ATH10K_SWAP_CODE_SEG_NUM_MAX 16
+/* Currently only one swap segment is supported */
+#define ATH10K_SWAP_CODE_SEG_NUM_SUPPORTED 1
+
+struct ath10k_swap_code_seg_tlv {
+ __le32 address;
+ __le32 length;
+ u8 data[0];
+} __packed;
+
+struct ath10k_swap_code_seg_tail {
+ u8 magic_signature[ATH10K_SWAP_CODE_SEG_MAGIC_BYTES_SZ];
+ __le32 bmi_write_addr;
+} __packed;
+
+union ath10k_swap_code_seg_item {
+ struct ath10k_swap_code_seg_tlv tlv;
+ struct ath10k_swap_code_seg_tail tail;
+} __packed;
+
+enum ath10k_swap_code_seg_bin_type {
+ ATH10K_SWAP_CODE_SEG_BIN_TYPE_OTP,
+ ATH10K_SWAP_CODE_SEG_BIN_TYPE_FW,
+ ATH10K_SWAP_CODE_SEG_BIN_TYPE_UTF,
+};
+
+struct ath10k_swap_code_seg_hw_info {
+ /* Swap binary image size */
+ __le32 swap_size;
+ __le32 num_segs;
+
+ /* Swap data size */
+ __le32 size;
+ __le32 size_log2;
+ __le32 bus_addr[ATH10K_SWAP_CODE_SEG_NUM_MAX];
+ __le64 reserved[ATH10K_SWAP_CODE_SEG_NUM_MAX];
+} __packed;
+
+struct ath10k_swap_code_seg_info {
+ struct ath10k_swap_code_seg_hw_info seg_hw_info;
+ void *virt_address[ATH10K_SWAP_CODE_SEG_NUM_SUPPORTED];
+ u32 target_addr;
+ dma_addr_t paddr[ATH10K_SWAP_CODE_SEG_NUM_SUPPORTED];
+};
+
+int ath10k_swap_code_seg_configure(struct ath10k *ar,
+ enum ath10k_swap_code_seg_bin_type type);
+void ath10k_swap_code_seg_release(struct ath10k *ar);
+int ath10k_swap_code_seg_init(struct ath10k *ar);
+
+#endif