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-rw-r--r--drivers/staging/octeon/cvmx-fpa.h299
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diff --git a/drivers/staging/octeon/cvmx-fpa.h b/drivers/staging/octeon/cvmx-fpa.h
deleted file mode 100644
index 1f04f9658736..000000000000
--- a/drivers/staging/octeon/cvmx-fpa.h
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@@ -1,299 +0,0 @@
-/***********************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
- *
- * Interface to the hardware Free Pool Allocator.
- *
- *
- */
-
-#ifndef __CVMX_FPA_H__
-#define __CVMX_FPA_H__
-
-#include "cvmx-address.h"
-#include "cvmx-fpa-defs.h"
-
-#define CVMX_FPA_NUM_POOLS 8
-#define CVMX_FPA_MIN_BLOCK_SIZE 128
-#define CVMX_FPA_ALIGNMENT 128
-
-/**
- * Structure describing the data format used for stores to the FPA.
- */
-typedef union {
- uint64_t u64;
- struct {
- /*
- * the (64-bit word) location in scratchpad to write
- * to (if len != 0)
- */
- uint64_t scraddr:8;
- /* the number of words in the response (0 => no response) */
- uint64_t len:8;
- /* the ID of the device on the non-coherent bus */
- uint64_t did:8;
- /*
- * the address that will appear in the first tick on
- * the NCB bus.
- */
- uint64_t addr:40;
- } s;
-} cvmx_fpa_iobdma_data_t;
-
-/**
- * Structure describing the current state of a FPA pool.
- */
-typedef struct {
- /* Name it was created under */
- const char *name;
- /* Size of each block */
- uint64_t size;
- /* The base memory address of whole block */
- void *base;
- /* The number of elements in the pool at creation */
- uint64_t starting_element_count;
-} cvmx_fpa_pool_info_t;
-
-/**
- * Current state of all the pools. Use access functions
- * instead of using it directly.
- */
-extern cvmx_fpa_pool_info_t cvmx_fpa_pool_info[CVMX_FPA_NUM_POOLS];
-
-/* CSR typedefs have been moved to cvmx-csr-*.h */
-
-/**
- * Return the name of the pool
- *
- * @pool: Pool to get the name of
- * Returns The name
- */
-static inline const char *cvmx_fpa_get_name(uint64_t pool)
-{
- return cvmx_fpa_pool_info[pool].name;
-}
-
-/**
- * Return the base of the pool
- *
- * @pool: Pool to get the base of
- * Returns The base
- */
-static inline void *cvmx_fpa_get_base(uint64_t pool)
-{
- return cvmx_fpa_pool_info[pool].base;
-}
-
-/**
- * Check if a pointer belongs to an FPA pool. Return non-zero
- * if the supplied pointer is inside the memory controlled by
- * an FPA pool.
- *
- * @pool: Pool to check
- * @ptr: Pointer to check
- * Returns Non-zero if pointer is in the pool. Zero if not
- */
-static inline int cvmx_fpa_is_member(uint64_t pool, void *ptr)
-{
- return ((ptr >= cvmx_fpa_pool_info[pool].base) &&
- ((char *)ptr <
- ((char *)(cvmx_fpa_pool_info[pool].base)) +
- cvmx_fpa_pool_info[pool].size *
- cvmx_fpa_pool_info[pool].starting_element_count));
-}
-
-/**
- * Enable the FPA for use. Must be performed after any CSR
- * configuration but before any other FPA functions.
- */
-static inline void cvmx_fpa_enable(void)
-{
- union cvmx_fpa_ctl_status status;
-
- status.u64 = cvmx_read_csr(CVMX_FPA_CTL_STATUS);
- if (status.s.enb) {
- cvmx_dprintf
- ("Warning: Enabling FPA when FPA already enabled.\n");
- }
-
- /*
- * Do runtime check as we allow pass1 compiled code to run on
- * pass2 chips.
- */
- if (cvmx_octeon_is_pass1()) {
- union cvmx_fpa_fpfx_marks marks;
- int i;
- for (i = 1; i < 8; i++) {
- marks.u64 =
- cvmx_read_csr(CVMX_FPA_FPF1_MARKS + (i - 1) * 8ull);
- marks.s.fpf_wr = 0xe0;
- cvmx_write_csr(CVMX_FPA_FPF1_MARKS + (i - 1) * 8ull,
- marks.u64);
- }
-
- /* Enforce a 10 cycle delay between config and enable */
- cvmx_wait(10);
- }
-
- /* FIXME: CVMX_FPA_CTL_STATUS read is unmodelled */
- status.u64 = 0;
- status.s.enb = 1;
- cvmx_write_csr(CVMX_FPA_CTL_STATUS, status.u64);
-}
-
-/**
- * Get a new block from the FPA
- *
- * @pool: Pool to get the block from
- * Returns Pointer to the block or NULL on failure
- */
-static inline void *cvmx_fpa_alloc(uint64_t pool)
-{
- uint64_t address =
- cvmx_read_csr(CVMX_ADDR_DID(CVMX_FULL_DID(CVMX_OCT_DID_FPA, pool)));
- if (address)
- return cvmx_phys_to_ptr(address);
- else
- return NULL;
-}
-
-/**
- * Asynchronously get a new block from the FPA
- *
- * @scr_addr: Local scratch address to put response in. This is a byte address,
- * but must be 8 byte aligned.
- * @pool: Pool to get the block from
- */
-static inline void cvmx_fpa_async_alloc(uint64_t scr_addr, uint64_t pool)
-{
- cvmx_fpa_iobdma_data_t data;
-
- /*
- * Hardware only uses 64 bit aligned locations, so convert
- * from byte address to 64-bit index
- */
- data.s.scraddr = scr_addr >> 3;
- data.s.len = 1;
- data.s.did = CVMX_FULL_DID(CVMX_OCT_DID_FPA, pool);
- data.s.addr = 0;
- cvmx_send_single(data.u64);
-}
-
-/**
- * Free a block allocated with a FPA pool. Does NOT provide memory
- * ordering in cases where the memory block was modified by the core.
- *
- * @ptr: Block to free
- * @pool: Pool to put it in
- * @num_cache_lines:
- * Cache lines to invalidate
- */
-static inline void cvmx_fpa_free_nosync(void *ptr, uint64_t pool,
- uint64_t num_cache_lines)
-{
- cvmx_addr_t newptr;
- newptr.u64 = cvmx_ptr_to_phys(ptr);
- newptr.sfilldidspace.didspace =
- CVMX_ADDR_DIDSPACE(CVMX_FULL_DID(CVMX_OCT_DID_FPA, pool));
- /* Prevent GCC from reordering around free */
- barrier();
- /* value written is number of cache lines not written back */
- cvmx_write_io(newptr.u64, num_cache_lines);
-}
-
-/**
- * Free a block allocated with a FPA pool. Provides required memory
- * ordering in cases where memory block was modified by core.
- *
- * @ptr: Block to free
- * @pool: Pool to put it in
- * @num_cache_lines:
- * Cache lines to invalidate
- */
-static inline void cvmx_fpa_free(void *ptr, uint64_t pool,
- uint64_t num_cache_lines)
-{
- cvmx_addr_t newptr;
- newptr.u64 = cvmx_ptr_to_phys(ptr);
- newptr.sfilldidspace.didspace =
- CVMX_ADDR_DIDSPACE(CVMX_FULL_DID(CVMX_OCT_DID_FPA, pool));
- /*
- * Make sure that any previous writes to memory go out before
- * we free this buffer. This also serves as a barrier to
- * prevent GCC from reordering operations to after the
- * free.
- */
- CVMX_SYNCWS;
- /* value written is number of cache lines not written back */
- cvmx_write_io(newptr.u64, num_cache_lines);
-}
-
-/**
- * Setup a FPA pool to control a new block of memory.
- * This can only be called once per pool. Make sure proper
- * locking enforces this.
- *
- * @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
- */
-extern int cvmx_fpa_setup_pool(uint64_t pool, const char *name, void *buffer,
- uint64_t block_size, uint64_t num_blocks);
-
-/**
- * Shutdown a Memory pool and validate that it had all of
- * the buffers originally placed in it. This should only be
- * called by one processor after all hardware has finished
- * using the pool.
- *
- * @pool: Pool to shutdown
- * Returns Zero on success
- * - Positive is count of missing buffers
- * - Negative is too many buffers or corrupted pointers
- */
-extern uint64_t cvmx_fpa_shutdown_pool(uint64_t pool);
-
-/**
- * Get the size of blocks controlled by the pool
- * This is resolved to a constant at compile time.
- *
- * @pool: Pool to access
- * Returns Size of the block in bytes
- */
-uint64_t cvmx_fpa_get_block_size(uint64_t pool);
-
-#endif /* __CVM_FPA_H__ */

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