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MIPS: OCTEON: Remove some unused files.
These FPA related files are not used anywhere in the kernel. Remove them. Signed-off-by: David Daney <david.daney@cavium.com> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/3892/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
David Daney
Ralf Baechle
parent
94c58b7f23
commit
a03822ea5d
@ -1,183 +0,0 @@
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/***********************license start***************
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* Author: Cavium Networks
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*
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* Contact: support@caviumnetworks.com
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* This file is part of the OCTEON SDK
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*
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* Copyright (c) 2003-2008 Cavium Networks
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*
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* This file is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License, Version 2, as
|
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* published by the Free Software Foundation.
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*
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* This file is distributed in the hope that it will be useful, but
|
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* 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.
|
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*
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||||
* 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
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* or visit http://www.gnu.org/licenses/.
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*
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* This file may also be available under a different license from Cavium.
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* Contact Cavium Networks for more information
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***********************license end**************************************/
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/**
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* @file
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*
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* Support library for the hardware Free Pool Allocator.
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*
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*
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*/
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#include "cvmx-config.h"
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#include "cvmx.h"
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#include "cvmx-fpa.h"
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#include "cvmx-ipd.h"
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/**
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* Current state of all the pools. Use access functions
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* instead of using it directly.
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*/
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CVMX_SHARED cvmx_fpa_pool_info_t cvmx_fpa_pool_info[CVMX_FPA_NUM_POOLS];
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/**
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* Setup a FPA pool to control a new block of memory. The
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* buffer pointer must be a physical address.
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*
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* @pool: Pool to initialize
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* 0 <= pool < 8
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* @name: Constant character string to name this pool.
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* String is not copied.
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* @buffer: Pointer to the block of memory to use. This must be
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* accessible by all processors and external hardware.
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* @block_size: Size for each block controlled by the FPA
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* @num_blocks: Number of blocks
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*
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* Returns 0 on Success,
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* -1 on failure
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*/
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int cvmx_fpa_setup_pool(uint64_t pool, const char *name, void *buffer,
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uint64_t block_size, uint64_t num_blocks)
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{
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char *ptr;
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if (!buffer) {
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cvmx_dprintf
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("ERROR: cvmx_fpa_setup_pool: NULL buffer pointer!\n");
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return -1;
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}
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if (pool >= CVMX_FPA_NUM_POOLS) {
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cvmx_dprintf("ERROR: cvmx_fpa_setup_pool: Illegal pool!\n");
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return -1;
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}
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if (block_size < CVMX_FPA_MIN_BLOCK_SIZE) {
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cvmx_dprintf
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("ERROR: cvmx_fpa_setup_pool: Block size too small.\n");
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return -1;
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}
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if (((unsigned long)buffer & (CVMX_FPA_ALIGNMENT - 1)) != 0) {
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cvmx_dprintf
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("ERROR: cvmx_fpa_setup_pool: Buffer not aligned properly.\n");
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return -1;
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}
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cvmx_fpa_pool_info[pool].name = name;
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cvmx_fpa_pool_info[pool].size = block_size;
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cvmx_fpa_pool_info[pool].starting_element_count = num_blocks;
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cvmx_fpa_pool_info[pool].base = buffer;
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ptr = (char *)buffer;
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while (num_blocks--) {
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cvmx_fpa_free(ptr, pool, 0);
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ptr += block_size;
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}
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return 0;
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}
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/**
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* Shutdown a Memory pool and validate that it had all of
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* the buffers originally placed in it.
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*
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* @pool: Pool to shutdown
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* Returns Zero on success
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* - Positive is count of missing buffers
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* - Negative is too many buffers or corrupted pointers
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*/
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uint64_t cvmx_fpa_shutdown_pool(uint64_t pool)
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{
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uint64_t errors = 0;
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uint64_t count = 0;
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uint64_t base = cvmx_ptr_to_phys(cvmx_fpa_pool_info[pool].base);
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uint64_t finish =
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base +
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cvmx_fpa_pool_info[pool].size *
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cvmx_fpa_pool_info[pool].starting_element_count;
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void *ptr;
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uint64_t address;
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count = 0;
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do {
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ptr = cvmx_fpa_alloc(pool);
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if (ptr)
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address = cvmx_ptr_to_phys(ptr);
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else
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address = 0;
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if (address) {
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if ((address >= base) && (address < finish) &&
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(((address -
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base) % cvmx_fpa_pool_info[pool].size) == 0)) {
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count++;
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} else {
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cvmx_dprintf
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("ERROR: cvmx_fpa_shutdown_pool: Illegal address 0x%llx in pool %s(%d)\n",
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(unsigned long long)address,
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cvmx_fpa_pool_info[pool].name, (int)pool);
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errors++;
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}
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}
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} while (address);
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#ifdef CVMX_ENABLE_PKO_FUNCTIONS
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if (pool == 0)
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cvmx_ipd_free_ptr();
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#endif
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if (errors) {
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cvmx_dprintf
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("ERROR: cvmx_fpa_shutdown_pool: Pool %s(%d) started at 0x%llx, ended at 0x%llx, with a step of 0x%llx\n",
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cvmx_fpa_pool_info[pool].name, (int)pool,
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(unsigned long long)base, (unsigned long long)finish,
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(unsigned long long)cvmx_fpa_pool_info[pool].size);
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return -errors;
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} else
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return 0;
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}
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uint64_t cvmx_fpa_get_block_size(uint64_t pool)
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{
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switch (pool) {
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case 0:
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return CVMX_FPA_POOL_0_SIZE;
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case 1:
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return CVMX_FPA_POOL_1_SIZE;
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case 2:
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return CVMX_FPA_POOL_2_SIZE;
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case 3:
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return CVMX_FPA_POOL_3_SIZE;
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case 4:
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return CVMX_FPA_POOL_4_SIZE;
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case 5:
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return CVMX_FPA_POOL_5_SIZE;
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case 6:
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return CVMX_FPA_POOL_6_SIZE;
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case 7:
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return CVMX_FPA_POOL_7_SIZE;
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default:
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return 0;
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}
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}
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@ -1,243 +0,0 @@
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/***********************license start***************
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* Author: Cavium Networks
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*
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* Contact: support@caviumnetworks.com
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* This file is part of the OCTEON SDK
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*
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* Copyright (c) 2003-2008 Cavium Networks
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*
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* This file is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License, Version 2, as
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* published by the Free Software Foundation.
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*
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* This file is distributed in the hope that it will be useful, but
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* AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty
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* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
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* NONINFRINGEMENT. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this file; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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* or visit http://www.gnu.org/licenses/.
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*
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* This file may also be available under a different license from Cavium.
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* Contact Cavium Networks for more information
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***********************license end**************************************/
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/**
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* @file
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*
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* Helper functions for FPA setup.
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*
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*/
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#include "executive-config.h"
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#include "cvmx-config.h"
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#include "cvmx.h"
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#include "cvmx-bootmem.h"
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#include "cvmx-fpa.h"
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#include "cvmx-helper-fpa.h"
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/**
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* Allocate memory for and initialize a single FPA pool.
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*
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* @pool: Pool to initialize
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* @buffer_size: Size of buffers to allocate in bytes
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* @buffers: Number of buffers to put in the pool. Zero is allowed
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* @name: String name of the pool for debugging purposes
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* Returns Zero on success, non-zero on failure
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*/
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static int __cvmx_helper_initialize_fpa_pool(int pool, uint64_t buffer_size,
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uint64_t buffers, const char *name)
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{
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uint64_t current_num;
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void *memory;
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uint64_t align = CVMX_CACHE_LINE_SIZE;
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/*
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* Align the allocation so that power of 2 size buffers are
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* naturally aligned.
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*/
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while (align < buffer_size)
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align = align << 1;
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if (buffers == 0)
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return 0;
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current_num = cvmx_read_csr(CVMX_FPA_QUEX_AVAILABLE(pool));
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if (current_num) {
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cvmx_dprintf("Fpa pool %d(%s) already has %llu buffers. "
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"Skipping setup.\n",
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pool, name, (unsigned long long)current_num);
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return 0;
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}
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memory = cvmx_bootmem_alloc(buffer_size * buffers, align);
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if (memory == NULL) {
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cvmx_dprintf("Out of memory initializing fpa pool %d(%s).\n",
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pool, name);
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return -1;
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}
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cvmx_fpa_setup_pool(pool, name, memory, buffer_size, buffers);
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return 0;
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}
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/**
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* Allocate memory and initialize the FPA pools using memory
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* from cvmx-bootmem. Specifying zero for the number of
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* buffers will cause that FPA pool to not be setup. This is
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* useful if you aren't using some of the hardware and want
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* to save memory. Use cvmx_helper_initialize_fpa instead of
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* this function directly.
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*
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* @pip_pool: Should always be CVMX_FPA_PACKET_POOL
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* @pip_size: Should always be CVMX_FPA_PACKET_POOL_SIZE
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* @pip_buffers:
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* Number of packet buffers.
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* @wqe_pool: Should always be CVMX_FPA_WQE_POOL
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* @wqe_size: Should always be CVMX_FPA_WQE_POOL_SIZE
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* @wqe_entries:
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* Number of work queue entries
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* @pko_pool: Should always be CVMX_FPA_OUTPUT_BUFFER_POOL
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* @pko_size: Should always be CVMX_FPA_OUTPUT_BUFFER_POOL_SIZE
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* @pko_buffers:
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* PKO Command buffers. You should at minimum have two per
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* each PKO queue.
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* @tim_pool: Should always be CVMX_FPA_TIMER_POOL
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* @tim_size: Should always be CVMX_FPA_TIMER_POOL_SIZE
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* @tim_buffers:
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* TIM ring buffer command queues. At least two per timer bucket
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* is recommened.
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* @dfa_pool: Should always be CVMX_FPA_DFA_POOL
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* @dfa_size: Should always be CVMX_FPA_DFA_POOL_SIZE
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* @dfa_buffers:
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* DFA command buffer. A relatively small (32 for example)
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* number should work.
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* Returns Zero on success, non-zero if out of memory
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*/
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static int __cvmx_helper_initialize_fpa(int pip_pool, int pip_size,
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int pip_buffers, int wqe_pool,
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int wqe_size, int wqe_entries,
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int pko_pool, int pko_size,
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int pko_buffers, int tim_pool,
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int tim_size, int tim_buffers,
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int dfa_pool, int dfa_size,
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int dfa_buffers)
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{
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int status;
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cvmx_fpa_enable();
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if ((pip_buffers > 0) && (pip_buffers <= 64))
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cvmx_dprintf
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("Warning: %d packet buffers may not be enough for hardware"
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" prefetch. 65 or more is recommended.\n", pip_buffers);
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if (pip_pool >= 0) {
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status =
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__cvmx_helper_initialize_fpa_pool(pip_pool, pip_size,
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pip_buffers,
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"Packet Buffers");
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if (status)
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return status;
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}
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if (wqe_pool >= 0) {
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status =
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__cvmx_helper_initialize_fpa_pool(wqe_pool, wqe_size,
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wqe_entries,
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"Work Queue Entries");
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if (status)
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return status;
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}
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if (pko_pool >= 0) {
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status =
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__cvmx_helper_initialize_fpa_pool(pko_pool, pko_size,
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pko_buffers,
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"PKO Command Buffers");
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if (status)
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return status;
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}
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if (tim_pool >= 0) {
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status =
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__cvmx_helper_initialize_fpa_pool(tim_pool, tim_size,
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tim_buffers,
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"TIM Command Buffers");
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if (status)
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return status;
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}
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if (dfa_pool >= 0) {
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status =
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__cvmx_helper_initialize_fpa_pool(dfa_pool, dfa_size,
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dfa_buffers,
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"DFA Command Buffers");
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if (status)
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return status;
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}
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return 0;
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}
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/**
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* Allocate memory and initialize the FPA pools using memory
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* from cvmx-bootmem. Sizes of each element in the pools is
|
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* controlled by the cvmx-config.h header file. Specifying
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* zero for any parameter will cause that FPA pool to not be
|
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* setup. This is useful if you aren't using some of the
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* hardware and want to save memory.
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*
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* @packet_buffers:
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* Number of packet buffers to allocate
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* @work_queue_entries:
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* Number of work queue entries
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* @pko_buffers:
|
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* PKO Command buffers. You should at minimum have two per
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* each PKO queue.
|
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* @tim_buffers:
|
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* TIM ring buffer command queues. At least two per timer bucket
|
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* is recommened.
|
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* @dfa_buffers:
|
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* DFA command buffer. A relatively small (32 for example)
|
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* number should work.
|
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* Returns Zero on success, non-zero if out of memory
|
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*/
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int cvmx_helper_initialize_fpa(int packet_buffers, int work_queue_entries,
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int pko_buffers, int tim_buffers,
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int dfa_buffers)
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{
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#ifndef CVMX_FPA_PACKET_POOL
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#define CVMX_FPA_PACKET_POOL -1
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#define CVMX_FPA_PACKET_POOL_SIZE 0
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#endif
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#ifndef CVMX_FPA_WQE_POOL
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#define CVMX_FPA_WQE_POOL -1
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#define CVMX_FPA_WQE_POOL_SIZE 0
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#endif
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#ifndef CVMX_FPA_OUTPUT_BUFFER_POOL
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#define CVMX_FPA_OUTPUT_BUFFER_POOL -1
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#define CVMX_FPA_OUTPUT_BUFFER_POOL_SIZE 0
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#endif
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#ifndef CVMX_FPA_TIMER_POOL
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#define CVMX_FPA_TIMER_POOL -1
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#define CVMX_FPA_TIMER_POOL_SIZE 0
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#endif
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#ifndef CVMX_FPA_DFA_POOL
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#define CVMX_FPA_DFA_POOL -1
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#define CVMX_FPA_DFA_POOL_SIZE 0
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#endif
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return __cvmx_helper_initialize_fpa(CVMX_FPA_PACKET_POOL,
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CVMX_FPA_PACKET_POOL_SIZE,
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packet_buffers, CVMX_FPA_WQE_POOL,
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CVMX_FPA_WQE_POOL_SIZE,
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work_queue_entries,
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CVMX_FPA_OUTPUT_BUFFER_POOL,
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CVMX_FPA_OUTPUT_BUFFER_POOL_SIZE,
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pko_buffers, CVMX_FPA_TIMER_POOL,
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CVMX_FPA_TIMER_POOL_SIZE,
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tim_buffers, CVMX_FPA_DFA_POOL,
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CVMX_FPA_DFA_POOL_SIZE,
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dfa_buffers);
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}
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@ -1,64 +0,0 @@
|
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/***********************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
|
||||
*
|
||||
* Helper functions for FPA setup.
|
||||
*
|
||||
*/
|
||||
#ifndef __CVMX_HELPER_H_FPA__
|
||||
#define __CVMX_HELPER_H_FPA__
|
||||
|
||||
/**
|
||||
* Allocate memory and initialize the FPA pools using memory
|
||||
* from cvmx-bootmem. Sizes of each element in the pools is
|
||||
* controlled by the cvmx-config.h header file. Specifying
|
||||
* zero for any parameter will cause that FPA pool to not be
|
||||
* setup. This is useful if you aren't using some of the
|
||||
* hardware and want to save memory.
|
||||
*
|
||||
* @packet_buffers:
|
||||
* Number of packet buffers to allocate
|
||||
* @work_queue_entries:
|
||||
* Number of work queue entries
|
||||
* @pko_buffers:
|
||||
* PKO Command buffers. You should at minimum have two per
|
||||
* each PKO queue.
|
||||
* @tim_buffers:
|
||||
* TIM ring buffer command queues. At least two per timer bucket
|
||||
* is recommened.
|
||||
* @dfa_buffers:
|
||||
* DFA command buffer. A relatively small (32 for example)
|
||||
* number should work.
|
||||
* Returns Zero on success, non-zero if out of memory
|
||||
*/
|
||||
extern int cvmx_helper_initialize_fpa(int packet_buffers,
|
||||
int work_queue_entries, int pko_buffers,
|
||||
int tim_buffers, int dfa_buffers);
|
||||
|
||||
#endif /* __CVMX_HELPER_H__ */
|
||||
@ -61,8 +61,6 @@ typedef union {
|
||||
} s;
|
||||
} cvmx_helper_link_info_t;
|
||||
|
||||
#include "cvmx-helper-fpa.h"
|
||||
|
||||
#include <asm/octeon/cvmx-helper-errata.h>
|
||||
#include "cvmx-helper-loop.h"
|
||||
#include "cvmx-helper-npi.h"
|
||||
|
||||
Loading…
Reference in New Issue
Block a user