MIPS: OCTEON: Remove some unused files. (05b8c8c1) · Commits · e / devices / android_kernel_fairphone_FP4

arch/mips/cavium-octeon/executive/cvmx-fpa.c

deleted100644 → 0

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Original line number	Diff line number	Diff line
		/*********************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
		*
		* Support library for the hardware Free Pool Allocator.
		*
		*
		*/

		#include "cvmx-config.h"
		#include "cvmx.h"
		#include "cvmx-fpa.h"
		#include "cvmx-ipd.h"

		/**
		* Current state of all the pools. Use access functions
		* instead of using it directly.
		*/
		CVMX_SHARED cvmx_fpa_pool_info_t cvmx_fpa_pool_info[CVMX_FPA_NUM_POOLS];

		/**
		* Setup a FPA pool to control a new block of memory. The
		* buffer pointer must be a physical address.
		*
		* @pool: Pool to initialize
		* 0 <= pool < 8
		* @name: Constant character string to name this pool.
		* String is not copied.
		* @buffer: Pointer to the block of memory to use. This must be
		* accessible by all processors and external hardware.
		* @block_size: Size for each block controlled by the FPA
		* @num_blocks: Number of blocks
		*
		* Returns 0 on Success,
		* -1 on failure
		*/
		int cvmx_fpa_setup_pool(uint64_t pool, const char name, void buffer,
		uint64_t block_size, uint64_t num_blocks)
		{
		char *ptr;
		if (!buffer) {
		cvmx_dprintf
		("ERROR: cvmx_fpa_setup_pool: NULL buffer pointer!\n");
		return -1;
		}
		if (pool >= CVMX_FPA_NUM_POOLS) {
		cvmx_dprintf("ERROR: cvmx_fpa_setup_pool: Illegal pool!\n");
		return -1;
		}

		if (block_size < CVMX_FPA_MIN_BLOCK_SIZE) {
		cvmx_dprintf
		("ERROR: cvmx_fpa_setup_pool: Block size too small.\n");
		return -1;
		}

		if (((unsigned long)buffer & (CVMX_FPA_ALIGNMENT - 1)) != 0) {
		cvmx_dprintf
		("ERROR: cvmx_fpa_setup_pool: Buffer not aligned properly.\n");
		return -1;
		}

		cvmx_fpa_pool_info[pool].name = name;
		cvmx_fpa_pool_info[pool].size = block_size;
		cvmx_fpa_pool_info[pool].starting_element_count = num_blocks;
		cvmx_fpa_pool_info[pool].base = buffer;

		ptr = (char *)buffer;
		while (num_blocks--) {
		cvmx_fpa_free(ptr, pool, 0);
		ptr += block_size;
		}
		return 0;
		}

		/**
		* Shutdown a Memory pool and validate that it had all of
		* the buffers originally placed in it.
		*
		* @pool: Pool to shutdown
		* Returns Zero on success
		* - Positive is count of missing buffers
		* - Negative is too many buffers or corrupted pointers
		*/
		uint64_t cvmx_fpa_shutdown_pool(uint64_t pool)
		{
		uint64_t errors = 0;
		uint64_t count = 0;
		uint64_t base = cvmx_ptr_to_phys(cvmx_fpa_pool_info[pool].base);
		uint64_t finish =
		base +
		cvmx_fpa_pool_info[pool].size *
		cvmx_fpa_pool_info[pool].starting_element_count;
		void *ptr;
		uint64_t address;

		count = 0;
		do {
		ptr = cvmx_fpa_alloc(pool);
		if (ptr)
		address = cvmx_ptr_to_phys(ptr);
		else
		address = 0;
		if (address) {
		if ((address >= base) && (address < finish) &&
		(((address -
		base) % cvmx_fpa_pool_info[pool].size) == 0)) {
		count++;
		} else {
		cvmx_dprintf
		("ERROR: cvmx_fpa_shutdown_pool: Illegal address 0x%llx in pool %s(%d)\n",
		(unsigned long long)address,
		cvmx_fpa_pool_info[pool].name, (int)pool);
		errors++;
		}
		}
		} while (address);

		#ifdef CVMX_ENABLE_PKO_FUNCTIONS
		if (pool == 0)
		cvmx_ipd_free_ptr();
		#endif

		if (errors) {
		cvmx_dprintf
		("ERROR: cvmx_fpa_shutdown_pool: Pool %s(%d) started at 0x%llx, ended at 0x%llx, with a step of 0x%llx\n",
		cvmx_fpa_pool_info[pool].name, (int)pool,
		(unsigned long long)base, (unsigned long long)finish,
		(unsigned long long)cvmx_fpa_pool_info[pool].size);
		return -errors;
		} else
		return 0;
		}

		uint64_t cvmx_fpa_get_block_size(uint64_t pool)
		{
		switch (pool) {
		case 0:
		return CVMX_FPA_POOL_0_SIZE;
		case 1:
		return CVMX_FPA_POOL_1_SIZE;
		case 2:
		return CVMX_FPA_POOL_2_SIZE;
		case 3:
		return CVMX_FPA_POOL_3_SIZE;
		case 4:
		return CVMX_FPA_POOL_4_SIZE;
		case 5:
		return CVMX_FPA_POOL_5_SIZE;
		case 6:
		return CVMX_FPA_POOL_6_SIZE;
		case 7:
		return CVMX_FPA_POOL_7_SIZE;
		default:
		return 0;
		}
		}

arch/mips/cavium-octeon/executive/cvmx-helper-fpa.c

deleted100644 → 0

+0 −243

Original line number	Diff line number	Diff line
		/*********************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.
		*
		*/
		#include "executive-config.h"
		#include "cvmx-config.h"
		#include "cvmx.h"
		#include "cvmx-bootmem.h"
		#include "cvmx-fpa.h"
		#include "cvmx-helper-fpa.h"

		/**
		* Allocate memory for and initialize a single FPA pool.
		*
		* @pool: Pool to initialize
		* @buffer_size: Size of buffers to allocate in bytes
		* @buffers: Number of buffers to put in the pool. Zero is allowed
		* @name: String name of the pool for debugging purposes
		* Returns Zero on success, non-zero on failure
		*/
		static int __cvmx_helper_initialize_fpa_pool(int pool, uint64_t buffer_size,
		uint64_t buffers, const char *name)
		{
		uint64_t current_num;
		void *memory;
		uint64_t align = CVMX_CACHE_LINE_SIZE;

		/*
		* Align the allocation so that power of 2 size buffers are
		* naturally aligned.
		*/
		while (align < buffer_size)
		align = align << 1;

		if (buffers == 0)
		return 0;

		current_num = cvmx_read_csr(CVMX_FPA_QUEX_AVAILABLE(pool));
		if (current_num) {
		cvmx_dprintf("Fpa pool %d(%s) already has %llu buffers. "
		"Skipping setup.\n",
		pool, name, (unsigned long long)current_num);
		return 0;
		}

		memory = cvmx_bootmem_alloc(buffer_size * buffers, align);
		if (memory == NULL) {
		cvmx_dprintf("Out of memory initializing fpa pool %d(%s).\n",
		pool, name);
		return -1;
		}
		cvmx_fpa_setup_pool(pool, name, memory, buffer_size, buffers);
		return 0;
		}

		/**
		* Allocate memory and initialize the FPA pools using memory
		* from cvmx-bootmem. Specifying zero for the number of
		* buffers 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. Use cvmx_helper_initialize_fpa instead of
		* this function directly.
		*
		* @pip_pool: Should always be CVMX_FPA_PACKET_POOL
		* @pip_size: Should always be CVMX_FPA_PACKET_POOL_SIZE
		* @pip_buffers:
		* Number of packet buffers.
		* @wqe_pool: Should always be CVMX_FPA_WQE_POOL
		* @wqe_size: Should always be CVMX_FPA_WQE_POOL_SIZE
		* @wqe_entries:
		* Number of work queue entries
		* @pko_pool: Should always be CVMX_FPA_OUTPUT_BUFFER_POOL
		* @pko_size: Should always be CVMX_FPA_OUTPUT_BUFFER_POOL_SIZE
		* @pko_buffers:
		* PKO Command buffers. You should at minimum have two per
		* each PKO queue.
		* @tim_pool: Should always be CVMX_FPA_TIMER_POOL
		* @tim_size: Should always be CVMX_FPA_TIMER_POOL_SIZE
		* @tim_buffers:
		* TIM ring buffer command queues. At least two per timer bucket
		* is recommened.
		* @dfa_pool: Should always be CVMX_FPA_DFA_POOL
		* @dfa_size: Should always be CVMX_FPA_DFA_POOL_SIZE
		* @dfa_buffers:
		* DFA command buffer. A relatively small (32 for example)
		* number should work.
		* Returns Zero on success, non-zero if out of memory
		*/
		static int __cvmx_helper_initialize_fpa(int pip_pool, int pip_size,
		int pip_buffers, int wqe_pool,
		int wqe_size, int wqe_entries,
		int pko_pool, int pko_size,
		int pko_buffers, int tim_pool,
		int tim_size, int tim_buffers,
		int dfa_pool, int dfa_size,
		int dfa_buffers)
		{
		int status;

		cvmx_fpa_enable();

		if ((pip_buffers > 0) && (pip_buffers <= 64))
		cvmx_dprintf
		("Warning: %d packet buffers may not be enough for hardware"
		" prefetch. 65 or more is recommended.\n", pip_buffers);

		if (pip_pool >= 0) {
		status =
		__cvmx_helper_initialize_fpa_pool(pip_pool, pip_size,
		pip_buffers,
		"Packet Buffers");
		if (status)
		return status;
		}

		if (wqe_pool >= 0) {
		status =
		__cvmx_helper_initialize_fpa_pool(wqe_pool, wqe_size,
		wqe_entries,
		"Work Queue Entries");
		if (status)
		return status;
		}

		if (pko_pool >= 0) {
		status =
		__cvmx_helper_initialize_fpa_pool(pko_pool, pko_size,
		pko_buffers,
		"PKO Command Buffers");
		if (status)
		return status;
		}

		if (tim_pool >= 0) {
		status =
		__cvmx_helper_initialize_fpa_pool(tim_pool, tim_size,
		tim_buffers,
		"TIM Command Buffers");
		if (status)
		return status;
		}

		if (dfa_pool >= 0) {
		status =
		__cvmx_helper_initialize_fpa_pool(dfa_pool, dfa_size,
		dfa_buffers,
		"DFA Command Buffers");
		if (status)
		return status;
		}

		return 0;
		}

		/**
		* 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
		*/
		int cvmx_helper_initialize_fpa(int packet_buffers, int work_queue_entries,
		int pko_buffers, int tim_buffers,
		int dfa_buffers)
		{
		#ifndef CVMX_FPA_PACKET_POOL
		#define CVMX_FPA_PACKET_POOL -1
		#define CVMX_FPA_PACKET_POOL_SIZE 0
		#endif
		#ifndef CVMX_FPA_WQE_POOL
		#define CVMX_FPA_WQE_POOL -1
		#define CVMX_FPA_WQE_POOL_SIZE 0
		#endif
		#ifndef CVMX_FPA_OUTPUT_BUFFER_POOL
		#define CVMX_FPA_OUTPUT_BUFFER_POOL -1
		#define CVMX_FPA_OUTPUT_BUFFER_POOL_SIZE 0
		#endif
		#ifndef CVMX_FPA_TIMER_POOL
		#define CVMX_FPA_TIMER_POOL -1
		#define CVMX_FPA_TIMER_POOL_SIZE 0
		#endif
		#ifndef CVMX_FPA_DFA_POOL
		#define CVMX_FPA_DFA_POOL -1
		#define CVMX_FPA_DFA_POOL_SIZE 0
		#endif
		return __cvmx_helper_initialize_fpa(CVMX_FPA_PACKET_POOL,
		CVMX_FPA_PACKET_POOL_SIZE,
		packet_buffers, CVMX_FPA_WQE_POOL,
		CVMX_FPA_WQE_POOL_SIZE,
		work_queue_entries,
		CVMX_FPA_OUTPUT_BUFFER_POOL,
		CVMX_FPA_OUTPUT_BUFFER_POOL_SIZE,
		pko_buffers, CVMX_FPA_TIMER_POOL,
		CVMX_FPA_TIMER_POOL_SIZE,
		tim_buffers, CVMX_FPA_DFA_POOL,
		CVMX_FPA_DFA_POOL_SIZE,
		dfa_buffers);
		}

arch/mips/include/asm/octeon/cvmx-helper-fpa.h

deleted100644 → 0

+0 −64

Original line number	Diff line number	Diff line
		/*********************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__ */

arch/mips/include/asm/octeon/cvmx-helper.h

+0 −2

Original line number	Diff line number	Diff line
		@@ -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"