1 files changed, 136 insertions, 0 deletions

diff --git a/sys/dev/mlx4/driver.h b/sys/dev/mlx4/driver.h
new file mode 100644
index 000000000000..b6414572b37a
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+++ b/sys/dev/mlx4/driver.h
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+/*
+ * Copyright (c) 2006 Cisco Systems, Inc.  All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses.  You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ *     Redistribution and use in source and binary forms, with or
+ *     without modification, are permitted provided that the following
+ *     conditions are met:
+ *
+ *      - Redistributions of source code must retain the above
+ *        copyright notice, this list of conditions and the following
+ *        disclaimer.
+ *
+ *      - Redistributions in binary form must reproduce the above
+ *        copyright notice, this list of conditions and the following
+ *        disclaimer in the documentation and/or other materials
+ *        provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#ifndef MLX4_DRIVER_H
+#define MLX4_DRIVER_H
+
+#include <dev/mlx4/device.h>
+
+struct mlx4_dev;
+
+#define MLX4_MAC_MASK	   0xffffffffffffULL
+#define MLX4_BE_SHORT_MASK cpu_to_be16(0xffff)
+#define MLX4_BE_WORD_MASK  cpu_to_be32(0xffffffff)
+
+enum mlx4_dev_event {
+	MLX4_DEV_EVENT_CATASTROPHIC_ERROR,
+	MLX4_DEV_EVENT_PORT_UP,
+	MLX4_DEV_EVENT_PORT_DOWN,
+	MLX4_DEV_EVENT_PORT_REINIT,
+	MLX4_DEV_EVENT_PORT_MGMT_CHANGE,
+	MLX4_DEV_EVENT_SLAVE_INIT,
+	MLX4_DEV_EVENT_SLAVE_SHUTDOWN,
+};
+
+struct mlx4_interface {
+	void *			(*add)	 (struct mlx4_dev *dev);
+	void			(*remove)(struct mlx4_dev *dev, void *context);
+	void			(*event) (struct mlx4_dev *dev, void *context,
+					  enum mlx4_dev_event event, unsigned long param);
+	void *			(*get_dev)(struct mlx4_dev *dev, void *context, u8 port);
+	struct list_head	list;
+	enum mlx4_protocol	protocol;
+};
+
+enum {
+	MLX4_MAX_DEVICES	= 32,
+	MLX4_DEVS_TBL_SIZE	= MLX4_MAX_DEVICES + 1,
+	MLX4_DBDF2VAL_STR_SIZE	= 512,
+	MLX4_STR_NAME_SIZE	= 64,
+	MLX4_MAX_BDF_VALS	= 2,
+	MLX4_ENDOF_TBL		= -1LL
+};
+
+struct mlx4_dbdf2val {
+	u64 dbdf;
+	int val[MLX4_MAX_BDF_VALS];
+};
+
+struct mlx4_range {
+	int min;
+	int max;
+};
+
+/*
+ * mlx4_dbdf2val_lst struct holds all the data needed to convert
+ * dbdf-to-value-list string into dbdf-to-value table.
+ * dbdf-to-value-list string is a comma separated list of dbdf-to-value strings.
+ * the format of dbdf-to-value string is: "[mmmm:]bb:dd.f-v1[;v2]"
+ * mmmm - Domain number (optional)
+ * bb - Bus number
+ * dd - device number
+ * f  - Function number
+ * v1 - First value related to the domain-bus-device-function.
+ * v2 - Second value related to the domain-bus-device-function (optional).
+ * bb, dd - Two hexadecimal digits without preceding 0x.
+ * mmmm - Four hexadecimal digits without preceding 0x.
+ * f  - One hexadecimal without preceding 0x.
+ * v1,v2 - Number with normal convention (e.g 100, 0xd3).
+ * dbdf-to-value-list string format:
+ *     "[mmmm:]bb:dd.f-v1[;v2],[mmmm:]bb:dd.f-v1[;v2],..."
+ *
+ */
+struct mlx4_dbdf2val_lst {
+	char		name[MLX4_STR_NAME_SIZE];    /* String name */
+	char		str[MLX4_DBDF2VAL_STR_SIZE]; /* dbdf2val list str */
+	struct mlx4_dbdf2val tbl[MLX4_DEVS_TBL_SIZE];/* dbdf to value table */
+	int		num_vals;		     /* # of vals per dbdf */
+	int		def_val[MLX4_MAX_BDF_VALS];  /* Default values */
+	struct mlx4_range range;		     /* Valid values range */
+};
+
+int mlx4_fill_dbdf2val_tbl(struct mlx4_dbdf2val_lst *dbdf2val_lst);
+int mlx4_get_val(struct mlx4_dbdf2val *tbl, struct pci_dev *pdev, int idx,
+		 int *val);
+
+int mlx4_register_interface(struct mlx4_interface *intf);
+void mlx4_unregister_interface(struct mlx4_interface *intf);
+
+void *mlx4_get_protocol_dev(struct mlx4_dev *dev, enum mlx4_protocol proto,
+			    int port);
+
+#ifndef ETH_ALEN
+#define ETH_ALEN	6
+#endif
+static inline u64 mlx4_mac_to_u64(const u8 *addr)
+{
+	u64 mac = 0;
+	int i;
+
+	for (i = 0; i < ETH_ALEN; i++) {
+		mac <<= 8;
+		mac |= addr[i];
+	}
+	return mac;
+}
+
+#endif /* MLX4_DRIVER_H */