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Diffstat (limited to 'arch/mips/include/asm/octeon/cvmx-helper-fpa.h')
-rw-r--r-- | arch/mips/include/asm/octeon/cvmx-helper-fpa.h | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/arch/mips/include/asm/octeon/cvmx-helper-fpa.h b/arch/mips/include/asm/octeon/cvmx-helper-fpa.h new file mode 100644 index 000000000000..5ff8c93198de --- /dev/null +++ b/arch/mips/include/asm/octeon/cvmx-helper-fpa.h | |||
@@ -0,0 +1,64 @@ | |||
1 | /***********************license start*************** | ||
2 | * Author: Cavium Networks | ||
3 | * | ||
4 | * Contact: support@caviumnetworks.com | ||
5 | * This file is part of the OCTEON SDK | ||
6 | * | ||
7 | * Copyright (c) 2003-2008 Cavium Networks | ||
8 | * | ||
9 | * This file is free software; you can redistribute it and/or modify | ||
10 | * it under the terms of the GNU General Public License, Version 2, as | ||
11 | * published by the Free Software Foundation. | ||
12 | * | ||
13 | * This file is distributed in the hope that it will be useful, but | ||
14 | * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty | ||
15 | * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or | ||
16 | * NONINFRINGEMENT. See the GNU General Public License for more | ||
17 | * details. | ||
18 | * | ||
19 | * You should have received a copy of the GNU General Public License | ||
20 | * along with this file; if not, write to the Free Software | ||
21 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | ||
22 | * or visit http://www.gnu.org/licenses/. | ||
23 | * | ||
24 | * This file may also be available under a different license from Cavium. | ||
25 | * Contact Cavium Networks for more information | ||
26 | ***********************license end**************************************/ | ||
27 | |||
28 | /** | ||
29 | * @file | ||
30 | * | ||
31 | * Helper functions for FPA setup. | ||
32 | * | ||
33 | */ | ||
34 | #ifndef __CVMX_HELPER_H_FPA__ | ||
35 | #define __CVMX_HELPER_H_FPA__ | ||
36 | |||
37 | /** | ||
38 | * Allocate memory and initialize the FPA pools using memory | ||
39 | * from cvmx-bootmem. Sizes of each element in the pools is | ||
40 | * controlled by the cvmx-config.h header file. Specifying | ||
41 | * zero for any parameter will cause that FPA pool to not be | ||
42 | * setup. This is useful if you aren't using some of the | ||
43 | * hardware and want to save memory. | ||
44 | * | ||
45 | * @packet_buffers: | ||
46 | * Number of packet buffers to allocate | ||
47 | * @work_queue_entries: | ||
48 | * Number of work queue entries | ||
49 | * @pko_buffers: | ||
50 | * PKO Command buffers. You should at minimum have two per | ||
51 | * each PKO queue. | ||
52 | * @tim_buffers: | ||
53 | * TIM ring buffer command queues. At least two per timer bucket | ||
54 | * is recommened. | ||
55 | * @dfa_buffers: | ||
56 | * DFA command buffer. A relatively small (32 for example) | ||
57 | * number should work. | ||
58 | * Returns Zero on success, non-zero if out of memory | ||
59 | */ | ||
60 | extern int cvmx_helper_initialize_fpa(int packet_buffers, | ||
61 | int work_queue_entries, int pko_buffers, | ||
62 | int tim_buffers, int dfa_buffers); | ||
63 | |||
64 | #endif /* __CVMX_HELPER_H__ */ | ||