summaryrefslogtreecommitdiffstats
path: root/drivers/net/ethernet/huawei/hinic/hinic_common.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/ethernet/huawei/hinic/hinic_common.h')
-rw-r--r--drivers/net/ethernet/huawei/hinic/hinic_common.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_common.h b/drivers/net/ethernet/huawei/hinic/hinic_common.h
new file mode 100644
index 000000000..a0de9d964
--- /dev/null
+++ b/drivers/net/ethernet/huawei/hinic/hinic_common.h
@@ -0,0 +1,29 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Huawei HiNIC PCI Express Linux driver
+ * Copyright(c) 2017 Huawei Technologies Co., Ltd
+ */
+
+#ifndef HINIC_COMMON_H
+#define HINIC_COMMON_H
+
+#include <linux/types.h>
+
+#define UPPER_8_BITS(data) (((data) >> 8) & 0xFF)
+#define LOWER_8_BITS(data) ((data) & 0xFF)
+
+struct hinic_sge {
+ u32 hi_addr;
+ u32 lo_addr;
+ u32 len;
+};
+
+void hinic_cpu_to_be32(void *data, int len);
+
+void hinic_be32_to_cpu(void *data, int len);
+
+void hinic_set_sge(struct hinic_sge *sge, dma_addr_t addr, int len);
+
+dma_addr_t hinic_sge_to_dma(struct hinic_sge *sge);
+
+#endif