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author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2012-03-09 10:55:17 -0800 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2012-03-09 10:55:17 -0800 |
commit | b675b3667f6729dcd1036a2a129b35445947f905 (patch) | |
tree | 0d58791e9063d3ca2c352da6f3e7df2bdb876f9d /arch/mips/include/asm/octeon/cvmx-helper-loop.h | |
parent | 104a5f3cad8f2f27cadbdf0029400ecd9e17ccc0 (diff) | |
parent | 192cfd58774b4d17b2fe8bdc77d89c2ef4e0591d (diff) |
Merge commit 'v3.3-rc6' into next
Diffstat (limited to 'arch/mips/include/asm/octeon/cvmx-helper-loop.h')
-rw-r--r-- | arch/mips/include/asm/octeon/cvmx-helper-loop.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/arch/mips/include/asm/octeon/cvmx-helper-loop.h b/arch/mips/include/asm/octeon/cvmx-helper-loop.h new file mode 100644 index 00000000000..077f0e9d3b2 --- /dev/null +++ b/arch/mips/include/asm/octeon/cvmx-helper-loop.h @@ -0,0 +1,60 @@ +/***********************license start*************** + * Author: Cavium Networks + * + * Contact: support@caviumnetworks.com + * This file is part of the OCTEON SDK + * + * Copyright (c) 2003-2008 Cavium Networks + * + * This file is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License, Version 2, as published by + * the Free Software Foundation. + * + * This file is distributed in the hope that it will be useful, + * but AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT. + * See the GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this file; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * or visit http://www.gnu.org/licenses/. + * + * This file may also be available under a different license from Cavium. + * Contact Cavium Networks for more information + ***********************license end**************************************/ + +/** + * @file + * + * Functions for LOOP initialization, configuration, + * and monitoring. + * + */ +#ifndef __CVMX_HELPER_LOOP_H__ +#define __CVMX_HELPER_LOOP_H__ + +/** + * Probe a LOOP interface and determine the number of ports + * connected to it. The LOOP interface should still be down after + * this call. + * + * @interface: Interface to probe + * + * Returns Number of ports on the interface. Zero to disable. + */ +extern int __cvmx_helper_loop_probe(int interface); +static inline int __cvmx_helper_loop_enumerate(int interface) {return 4; } + +/** + * Bringup and enable a LOOP interface. After this call packet + * I/O should be fully functional. This is called with IPD + * enabled but PKO disabled. + * + * @interface: Interface to bring up + * + * Returns Zero on success, negative on failure + */ +extern int __cvmx_helper_loop_enable(int interface); + +#endif |