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authorLinus Torvalds <torvalds@linux-foundation.org>2025-05-26 13:47:28 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2025-05-26 13:47:28 -0700
commit14418ddcc2c2055743ac7ee53d5ac2cf8a8660a7 (patch)
tree4edb44583a986dce31f537ff3d55032118b2db3e /drivers/crypto/cavium/zip/zip_inflate.c
parentMerge tag 'crc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/eb... (diff)
parentx86/fpu: Fix irq_fpu_usable() to return false during CPU onlining (diff)
downloadlinux-14418ddcc2c2055743ac7ee53d5ac2cf8a8660a7.tar.gz
linux-14418ddcc2c2055743ac7ee53d5ac2cf8a8660a7.zip
Merge tag 'v6.16-p1' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto updates from Herbert Xu: "API: - Fix memcpy_sglist to handle partially overlapping SG lists - Use memcpy_sglist to replace null skcipher - Rename CRYPTO_TESTS to CRYPTO_BENCHMARK - Flip CRYPTO_MANAGER_DISABLE_TEST into CRYPTO_SELFTESTS - Hide CRYPTO_MANAGER - Add delayed freeing of driver crypto_alg structures Compression: - Allocate large buffers on first use instead of initialisation in scomp - Drop destination linearisation buffer in scomp - Move scomp stream allocation into acomp - Add acomp scatter-gather walker - Remove request chaining - Add optional async request allocation Hashing: - Remove request chaining - Add optional async request allocation - Move partial block handling into API - Add ahash support to hmac - Fix shash documentation to disallow usage in hard IRQs Algorithms: - Remove unnecessary SIMD fallback code on x86 and arm/arm64 - Drop avx10_256 xts(aes)/ctr(aes) on x86 - Improve avx-512 optimisations for xts(aes) - Move chacha arch implementations into lib/crypto - Move poly1305 into lib/crypto and drop unused Crypto API algorithm - Disable powerpc/poly1305 as it has no SIMD fallback - Move sha256 arch implementations into lib/crypto - Convert deflate to acomp - Set block size correctly in cbcmac Drivers: - Do not use sg_dma_len before mapping in sun8i-ss - Fix warm-reboot failure by making shutdown do more work in qat - Add locking in zynqmp-sha - Remove cavium/zip - Add support for PCI device 0x17D8 to ccp - Add qat_6xxx support in qat - Add support for RK3576 in rockchip-rng - Add support for i.MX8QM in caam Others: - Fix irq_fpu_usable/kernel_fpu_begin inconsistency during CPU bring-up - Add new SEV/SNP platform shutdown API in ccp" * tag 'v6.16-p1' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (382 commits) x86/fpu: Fix irq_fpu_usable() to return false during CPU onlining crypto: qat - add missing header inclusion crypto: api - Redo lookup on EEXIST Revert "crypto: testmgr - Add hash export format testing" crypto: marvell/cesa - Do not chain submitted requests crypto: powerpc/poly1305 - add depends on BROKEN for now Revert "crypto: powerpc/poly1305 - Add SIMD fallback" crypto: ccp - Add missing tee info reg for teev2 crypto: ccp - Add missing bootloader info reg for pspv5 crypto: sun8i-ce - move fallback ahash_request to the end of the struct crypto: octeontx2 - Use dynamic allocated memory region for lmtst crypto: octeontx2 - Initialize cptlfs device info once crypto: xts - Only add ecb if it is not already there crypto: lrw - Only add ecb if it is not already there crypto: testmgr - Add hash export format testing crypto: testmgr - Use ahash for generic tfm crypto: hmac - Add ahash support crypto: testmgr - Ignore EEXIST on shash allocation crypto: algapi - Add driver template support to crypto_inst_setname crypto: shash - Set reqsize in shash_alg ...
Diffstat (limited to 'drivers/crypto/cavium/zip/zip_inflate.c')
-rw-r--r--drivers/crypto/cavium/zip/zip_inflate.c223
1 files changed, 0 insertions, 223 deletions
diff --git a/drivers/crypto/cavium/zip/zip_inflate.c b/drivers/crypto/cavium/zip/zip_inflate.c
deleted file mode 100644
index 7e0d73e2f89e..000000000000
--- a/drivers/crypto/cavium/zip/zip_inflate.c
+++ /dev/null
@@ -1,223 +0,0 @@
-/***********************license start************************************
- * Copyright (c) 2003-2017 Cavium, Inc.
- * All rights reserved.
- *
- * License: one of 'Cavium License' or 'GNU General Public License Version 2'
- *
- * This file is provided under the terms of the Cavium License (see below)
- * or under the terms of GNU General Public License, Version 2, as
- * published by the Free Software Foundation. When using or redistributing
- * this file, you may do so under either license.
- *
- * Cavium License: Redistribution and use in source and binary forms, with
- * or without modification, are permitted provided that the following
- * conditions are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials provided
- * with the distribution.
- *
- * * Neither the name of Cavium Inc. nor the names of its contributors may be
- * used to endorse or promote products derived from this software without
- * specific prior written permission.
- *
- * This Software, including technical data, may be subject to U.S. export
- * control laws, including the U.S. Export Administration Act and its
- * associated regulations, and may be subject to export or import
- * regulations in other countries.
- *
- * TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS"
- * AND WITH ALL FAULTS AND CAVIUM INC. MAKES NO PROMISES, REPRESENTATIONS
- * OR WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, WITH
- * RESPECT TO THE SOFTWARE, INCLUDING ITS CONDITION, ITS CONFORMITY TO ANY
- * REPRESENTATION OR DESCRIPTION, OR THE EXISTENCE OF ANY LATENT OR PATENT
- * DEFECTS, AND CAVIUM SPECIFICALLY DISCLAIMS ALL IMPLIED (IF ANY)
- * WARRANTIES OF TITLE, MERCHANTABILITY, NONINFRINGEMENT, FITNESS FOR A
- * PARTICULAR PURPOSE, LACK OF VIRUSES, ACCURACY OR COMPLETENESS, QUIET
- * ENJOYMENT, QUIET POSSESSION OR CORRESPONDENCE TO DESCRIPTION. THE
- * ENTIRE RISK ARISING OUT OF USE OR PERFORMANCE OF THE SOFTWARE LIES
- * WITH YOU.
- ***********************license end**************************************/
-
-#include <linux/delay.h>
-#include <linux/sched.h>
-
-#include "common.h"
-#include "zip_inflate.h"
-
-static int prepare_inflate_zcmd(struct zip_operation *zip_ops,
- struct zip_state *s, union zip_inst_s *zip_cmd)
-{
- union zip_zres_s *result_ptr = &s->result;
-
- memset(zip_cmd, 0, sizeof(s->zip_cmd));
- memset(result_ptr, 0, sizeof(s->result));
-
- /* IWORD#0 */
-
- /* Decompression History Gather list - no gather list */
- zip_cmd->s.hg = 0;
- /* For decompression, CE must be 0x0. */
- zip_cmd->s.ce = 0;
- /* For decompression, SS must be 0x0. */
- zip_cmd->s.ss = 0;
- /* For decompression, SF should always be set. */
- zip_cmd->s.sf = 1;
-
- /* Begin File */
- if (zip_ops->begin_file == 0)
- zip_cmd->s.bf = 0;
- else
- zip_cmd->s.bf = 1;
-
- zip_cmd->s.ef = 1;
- /* 0: for Deflate decompression, 3: for LZS decompression */
- zip_cmd->s.cc = zip_ops->ccode;
-
- /* IWORD #1*/
-
- /* adler checksum */
- zip_cmd->s.adlercrc32 = zip_ops->csum;
-
- /*
- * HISTORYLENGTH must be 0x0 for any ZIP decompress operation.
- * History data is added to a decompression operation via IWORD3.
- */
- zip_cmd->s.historylength = 0;
- zip_cmd->s.ds = 0;
-
- /* IWORD # 8 and 9 - Output pointer */
- zip_cmd->s.out_ptr_addr.s.addr = __pa(zip_ops->output);
- zip_cmd->s.out_ptr_ctl.s.length = zip_ops->output_len;
-
- /* Maximum number of output-stream bytes that can be written */
- zip_cmd->s.totaloutputlength = zip_ops->output_len;
-
- zip_dbg("Data Direct Input case ");
-
- /* IWORD # 6 and 7 - input pointer */
- zip_cmd->s.dg = 0;
- zip_cmd->s.inp_ptr_addr.s.addr = __pa((u8 *)zip_ops->input);
- zip_cmd->s.inp_ptr_ctl.s.length = zip_ops->input_len;
-
- /* IWORD # 10 and 11 - Result pointer */
- zip_cmd->s.res_ptr_addr.s.addr = __pa(result_ptr);
-
- /* Clearing completion code */
- result_ptr->s.compcode = 0;
-
- /* Returning 0 for time being.*/
- return 0;
-}
-
-/**
- * zip_inflate - API to offload inflate operation to hardware
- * @zip_ops: Pointer to zip operation structure
- * @s: Pointer to the structure representing zip state
- * @zip_dev: Pointer to zip device structure
- *
- * This function prepares the zip inflate command and submits it to the zip
- * engine for processing.
- *
- * Return: 0 if successful or error code
- */
-int zip_inflate(struct zip_operation *zip_ops, struct zip_state *s,
- struct zip_device *zip_dev)
-{
- union zip_inst_s *zip_cmd = &s->zip_cmd;
- union zip_zres_s *result_ptr = &s->result;
- u32 queue;
-
- /* Prepare inflate zip command */
- prepare_inflate_zcmd(zip_ops, s, zip_cmd);
-
- atomic64_add(zip_ops->input_len, &zip_dev->stats.decomp_in_bytes);
-
- /* Load inflate command to zip queue and ring the doorbell */
- queue = zip_load_instr(zip_cmd, zip_dev);
-
- /* Decompression requests submitted stats update */
- atomic64_inc(&zip_dev->stats.decomp_req_submit);
-
- /* Wait for completion or error */
- zip_poll_result(result_ptr);
-
- /* Decompression requests completed stats update */
- atomic64_inc(&zip_dev->stats.decomp_req_complete);
-
- zip_ops->compcode = result_ptr->s.compcode;
- switch (zip_ops->compcode) {
- case ZIP_CMD_NOTDONE:
- zip_dbg("Zip Instruction not yet completed\n");
- return ZIP_ERROR;
-
- case ZIP_CMD_SUCCESS:
- zip_dbg("Zip Instruction completed successfully\n");
- break;
-
- case ZIP_CMD_DYNAMIC_STOP:
- zip_dbg(" Dynamic stop Initiated\n");
- break;
-
- default:
- zip_dbg("Instruction failed. Code = %d\n", zip_ops->compcode);
- atomic64_inc(&zip_dev->stats.decomp_bad_reqs);
- zip_update_cmd_bufs(zip_dev, queue);
- return ZIP_ERROR;
- }
-
- zip_update_cmd_bufs(zip_dev, queue);
-
- if ((zip_ops->ccode == 3) && (zip_ops->flush == 4) &&
- (zip_ops->compcode != ZIP_CMD_DYNAMIC_STOP))
- result_ptr->s.ef = 1;
-
- zip_ops->csum = result_ptr->s.adler32;
-
- atomic64_add(result_ptr->s.totalbyteswritten,
- &zip_dev->stats.decomp_out_bytes);
-
- if (zip_ops->output_len < result_ptr->s.totalbyteswritten) {
- zip_err("output_len (%d) < total bytes written (%d)\n",
- zip_ops->output_len, result_ptr->s.totalbyteswritten);
- zip_ops->output_len = 0;
- } else {
- zip_ops->output_len = result_ptr->s.totalbyteswritten;
- }
-
- zip_ops->bytes_read = result_ptr->s.totalbytesread;
- zip_ops->bits_processed = result_ptr->s.totalbitsprocessed;
- zip_ops->end_file = result_ptr->s.ef;
- if (zip_ops->end_file) {
- switch (zip_ops->format) {
- case RAW_FORMAT:
- zip_dbg("RAW Format: %d ", zip_ops->format);
- /* Get checksum from engine */
- zip_ops->csum = result_ptr->s.adler32;
- break;
-
- case ZLIB_FORMAT:
- zip_dbg("ZLIB Format: %d ", zip_ops->format);
- zip_ops->csum = result_ptr->s.adler32;
- break;
-
- case GZIP_FORMAT:
- zip_dbg("GZIP Format: %d ", zip_ops->format);
- zip_ops->csum = result_ptr->s.crc32;
- break;
-
- case LZS_FORMAT:
- zip_dbg("LZS Format: %d ", zip_ops->format);
- break;
-
- default:
- zip_err("Format error:%d\n", zip_ops->format);
- }
- }
-
- return 0;
-}