These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / drivers / net / ethernet / chelsio / cxgb4 / t4_chip_type.h

diff --git a/kernel/drivers/net/ethernet/chelsio/cxgb4/t4_chip_type.h b/kernel/drivers/net/ethernet/chelsio/cxgb4/t4_chip_type.h
new file mode 100644 (file)
index 0000000..54b7181
--- /dev/null
+++ b/kernel/drivers/net/ethernet/chelsio/cxgb4/t4_chip_type.h
@@ -0,0 +1,85 @@
+/*
+ * This file is part of the Chelsio T4 Ethernet driver for Linux.
+ *
+ * Copyright (c) 2003-2015 Chelsio Communications, 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 __T4_CHIP_TYPE_H__
+#define __T4_CHIP_TYPE_H__
+
+#define CHELSIO_T4             0x4
+#define CHELSIO_T5             0x5
+#define CHELSIO_T6             0x6
+
+/* We code the Chelsio T4 Family "Chip Code" as a tuple:
+ *
+ *     (Chip Version, Chip Revision)
+ *
+ * where:
+ *
+ *     Chip Version: is T4, T5, etc.
+ *     Chip Revision: is the FAB "spin" of the Chip Version.
+ */
+#define CHELSIO_CHIP_CODE(version, revision) (((version) << 4) | (revision))
+#define CHELSIO_CHIP_VERSION(code) (((code) >> 4) & 0xf)
+#define CHELSIO_CHIP_RELEASE(code) ((code) & 0xf)
+
+enum chip_type {
+       T4_A1 = CHELSIO_CHIP_CODE(CHELSIO_T4, 1),
+       T4_A2 = CHELSIO_CHIP_CODE(CHELSIO_T4, 2),
+       T4_FIRST_REV    = T4_A1,
+       T4_LAST_REV     = T4_A2,
+
+       T5_A0 = CHELSIO_CHIP_CODE(CHELSIO_T5, 0),
+       T5_A1 = CHELSIO_CHIP_CODE(CHELSIO_T5, 1),
+       T5_FIRST_REV    = T5_A0,
+       T5_LAST_REV     = T5_A1,
+
+       T6_A0 = CHELSIO_CHIP_CODE(CHELSIO_T6, 0),
+       T6_FIRST_REV    = T6_A0,
+       T6_LAST_REV     = T6_A0,
+};
+
+static inline int is_t4(enum chip_type chip)
+{
+       return (CHELSIO_CHIP_VERSION(chip) == CHELSIO_T4);
+}
+
+static inline int is_t5(enum chip_type chip)
+{
+       return (CHELSIO_CHIP_VERSION(chip) == CHELSIO_T5);
+}
+
+static inline int is_t6(enum chip_type chip)
+{
+       return (CHELSIO_CHIP_VERSION(chip) == CHELSIO_T6);
+}
+
+#endif /* __T4_CHIP_TYPE_H__ */