From patchwork Wed Mar 19 12:31:47 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Herbert Xu X-Patchwork-Id: 14022544 X-Patchwork-Delegate: herbert@gondor.apana.org.au Received: from abb.hmeau.com (abb.hmeau.com [144.6.53.87]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 109932566FB for ; Wed, 19 Mar 2025 12:31:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=144.6.53.87 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742387517; cv=none; b=rpOI/K6SMgr3W0DZYxq8MzKH3nCABMTNbq1AocGcPF+V5qI3nBweKxBxExTSzpIjnLFzDfZHrKvHz5iDgcbDv8vUcoQlO8ku5qBQAiYnxrS/Sm60zPN4qKJisfiZiAqTsIGmHgsyJQp8lNNm0a0rfT7ybEAH6BQQVQ9VPiWDvKU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742387517; c=relaxed/simple; bh=P5YQ2tkU5yomGenSWWBepe4ERDQ59/8bSqkDFLknwFo=; h=Date:Message-Id:In-Reply-To:References:From:Subject:To:Cc; b=f0Ya7jYs42Xizz8MCXq8puJ7bzhjrqtTYZpSvooWRq4bbctIZGzjlgYDdpyy8oL9JggkMC+BIATGS/BK3cNlzbyOoeaMIvvFAMltlt3pyhmRq5tpkmmvpjV/gNY/qatJ1bNmce1OSlbmgidyBn4uq+qE5mGvWtyDwPVsTQmkcbs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=gondor.apana.org.au; spf=pass smtp.mailfrom=gondor.apana.org.au; dkim=pass (2048-bit key) header.d=hmeau.com header.i=@hmeau.com header.b=YVs7cH1N; arc=none smtp.client-ip=144.6.53.87 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=gondor.apana.org.au Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gondor.apana.org.au Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=hmeau.com header.i=@hmeau.com header.b="YVs7cH1N" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=hmeau.com; s=formenos; h=Cc:To:Subject:From:References:In-Reply-To:Message-Id:Date: Sender:Reply-To:MIME-Version:Content-Type:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=C8PtQI73n+VviJs5ze/O0GwsIThsQsrgAOUaUikfCmc=; b=YVs7cH1NUIgDe4cFNcG59P5XRh RuettO+CgyjKTpMnegg0GJPhzhB4M6GEbca4M7HvFw+wB8hZExggDWHUvip4aT9dVIOtffWaQlyBx NFMB6scUlFuJgwdcw8RoScSnCfngvM5kQEyFa/EV/M/CY5XOewCAXnx2mq2SSt3Wgx9FLE4RXQ98E a01E4QgYIlVr3Vnc8TDxUse4LRXldMPLOB1Xmb6ie7kVGY8ciE32nAsiblKIgEr71Jj88HQes3wRk UxPVC6usPt9+C917vZJnsgELZY8UPuRsLj8OHWjhY6Ii3lKNnamQ02vwtqmU8pab83cSnwOWeBXhl kHBJweMA==; Received: from loth.rohan.me.apana.org.au ([192.168.167.2]) by formenos.hmeau.com with smtp (Exim 4.96 #2 (Debian)) id 1tusaJ-008Q0q-0B; Wed, 19 Mar 2025 20:31:48 +0800 Received: by loth.rohan.me.apana.org.au (sSMTP sendmail emulation); Wed, 19 Mar 2025 20:31:47 +0800 Date: Wed, 19 Mar 2025 20:31:47 +0800 Message-Id: <09343a1a32ee73fc975bb5645c8c0182739df398.1742387288.git.herbert@gondor.apana.org.au> In-Reply-To: References: From: Herbert Xu Subject: [PATCH 2/3] crypto: cavium/zip - Remove driver To: Linux Crypto Mailing List Cc: Ard Biesheuvel Precedence: bulk X-Mailing-List: linux-crypto@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Remove cavium/zip as it is obsolete and stands in the way of acomp API work. If this is ever resurrected, please turn it into an acomp driver. Signed-off-by: Herbert Xu --- drivers/crypto/Kconfig | 7 - drivers/crypto/cavium/Makefile | 1 - drivers/crypto/cavium/zip/Makefile | 12 - drivers/crypto/cavium/zip/common.h | 222 ---- drivers/crypto/cavium/zip/zip_crypto.c | 261 ----- drivers/crypto/cavium/zip/zip_crypto.h | 68 -- drivers/crypto/cavium/zip/zip_deflate.c | 200 ---- drivers/crypto/cavium/zip/zip_deflate.h | 62 -- drivers/crypto/cavium/zip/zip_device.c | 202 ---- drivers/crypto/cavium/zip/zip_device.h | 108 -- drivers/crypto/cavium/zip/zip_inflate.c | 223 ---- drivers/crypto/cavium/zip/zip_inflate.h | 62 -- drivers/crypto/cavium/zip/zip_main.c | 603 ---------- drivers/crypto/cavium/zip/zip_main.h | 120 -- drivers/crypto/cavium/zip/zip_mem.c | 114 -- drivers/crypto/cavium/zip/zip_mem.h | 78 -- drivers/crypto/cavium/zip/zip_regs.h | 1347 ----------------------- 17 files changed, 3690 deletions(-) delete mode 100644 drivers/crypto/cavium/zip/Makefile delete mode 100644 drivers/crypto/cavium/zip/common.h delete mode 100644 drivers/crypto/cavium/zip/zip_crypto.c delete mode 100644 drivers/crypto/cavium/zip/zip_crypto.h delete mode 100644 drivers/crypto/cavium/zip/zip_deflate.c delete mode 100644 drivers/crypto/cavium/zip/zip_deflate.h delete mode 100644 drivers/crypto/cavium/zip/zip_device.c delete mode 100644 drivers/crypto/cavium/zip/zip_device.h delete mode 100644 drivers/crypto/cavium/zip/zip_inflate.c delete mode 100644 drivers/crypto/cavium/zip/zip_inflate.h delete mode 100644 drivers/crypto/cavium/zip/zip_main.c delete mode 100644 drivers/crypto/cavium/zip/zip_main.h delete mode 100644 drivers/crypto/cavium/zip/zip_mem.c delete mode 100644 drivers/crypto/cavium/zip/zip_mem.h delete mode 100644 drivers/crypto/cavium/zip/zip_regs.h diff --git a/drivers/crypto/Kconfig b/drivers/crypto/Kconfig index 47082782008a..5686369779be 100644 --- a/drivers/crypto/Kconfig +++ b/drivers/crypto/Kconfig @@ -530,13 +530,6 @@ source "drivers/crypto/cavium/nitrox/Kconfig" source "drivers/crypto/marvell/Kconfig" source "drivers/crypto/intel/Kconfig" -config CRYPTO_DEV_CAVIUM_ZIP - tristate "Cavium ZIP driver" - depends on PCI && 64BIT && (ARM64 || COMPILE_TEST) - help - Select this option if you want to enable compression/decompression - acceleration on Cavium's ARM based SoCs - config CRYPTO_DEV_QCE tristate "Qualcomm crypto engine accelerator" depends on ARCH_QCOM || COMPILE_TEST diff --git a/drivers/crypto/cavium/Makefile b/drivers/crypto/cavium/Makefile index 6c1297426376..75227c587ed0 100644 --- a/drivers/crypto/cavium/Makefile +++ b/drivers/crypto/cavium/Makefile @@ -4,4 +4,3 @@ # obj-$(CONFIG_CRYPTO_DEV_CPT) += cpt/ obj-$(CONFIG_CRYPTO_DEV_NITROX) += nitrox/ -obj-$(CONFIG_CRYPTO_DEV_CAVIUM_ZIP) += zip/ diff --git a/drivers/crypto/cavium/zip/Makefile b/drivers/crypto/cavium/zip/Makefile deleted file mode 100644 index 020d189d793d..000000000000 --- a/drivers/crypto/cavium/zip/Makefile +++ /dev/null @@ -1,12 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0 -# -# Makefile for Cavium's ZIP Driver. -# - -obj-$(CONFIG_CRYPTO_DEV_CAVIUM_ZIP) += thunderx_zip.o -thunderx_zip-y := zip_main.o \ - zip_device.o \ - zip_crypto.o \ - zip_mem.o \ - zip_deflate.o \ - zip_inflate.o diff --git a/drivers/crypto/cavium/zip/common.h b/drivers/crypto/cavium/zip/common.h deleted file mode 100644 index 54f6fb054119..000000000000 --- a/drivers/crypto/cavium/zip/common.h +++ /dev/null @@ -1,222 +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**************************************/ - -#ifndef __COMMON_H__ -#define __COMMON_H__ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -/* Device specific zlib function definitions */ -#include "zip_device.h" - -/* ZIP device definitions */ -#include "zip_main.h" - -/* ZIP memory allocation/deallocation related definitions */ -#include "zip_mem.h" - -/* Device specific structure definitions */ -#include "zip_regs.h" - -#define ZIP_ERROR -1 - -#define ZIP_FLUSH_FINISH 4 - -#define RAW_FORMAT 0 /* for rawpipe */ -#define ZLIB_FORMAT 1 /* for zpipe */ -#define GZIP_FORMAT 2 /* for gzpipe */ -#define LZS_FORMAT 3 /* for lzspipe */ - -/* Max number of ZIP devices supported */ -#define MAX_ZIP_DEVICES 2 - -/* Configures the number of zip queues to be used */ -#define ZIP_NUM_QUEUES 2 - -#define DYNAMIC_STOP_EXCESS 1024 - -/* Maximum buffer sizes in direct mode */ -#define MAX_INPUT_BUFFER_SIZE (64 * 1024) -#define MAX_OUTPUT_BUFFER_SIZE (64 * 1024) - -/** - * struct zip_operation - common data structure for comp and decomp operations - * @input: Next input byte is read from here - * @output: Next output byte written here - * @ctx_addr: Inflate context buffer address - * @history: Pointer to the history buffer - * @input_len: Number of bytes available at next_in - * @input_total_len: Total number of input bytes read - * @output_len: Remaining free space at next_out - * @output_total_len: Total number of bytes output so far - * @csum: Checksum value of the uncompressed data - * @flush: Flush flag - * @format: Format (depends on stream's wrap) - * @speed: Speed depends on stream's level - * @ccode: Compression code ( stream's strategy) - * @lzs_flag: Flag for LZS support - * @begin_file: Beginning of file indication for inflate - * @history_len: Size of the history data - * @end_file: Ending of the file indication for inflate - * @compcode: Completion status of the ZIP invocation - * @bytes_read: Input bytes read in current instruction - * @bits_processed: Total bits processed for entire file - * @sizeofptr: To distinguish between ILP32 and LP64 - * @sizeofzops: Optional just for padding - * - * This structure is used to maintain the required meta data for the - * comp and decomp operations. - */ -struct zip_operation { - u8 *input; - u8 *output; - u64 ctx_addr; - u64 history; - - u32 input_len; - u32 input_total_len; - - u32 output_len; - u32 output_total_len; - - u32 csum; - u32 flush; - - u32 format; - u32 speed; - u32 ccode; - u32 lzs_flag; - - u32 begin_file; - u32 history_len; - - u32 end_file; - u32 compcode; - u32 bytes_read; - u32 bits_processed; - - u32 sizeofptr; - u32 sizeofzops; -}; - -static inline int zip_poll_result(union zip_zres_s *result) -{ - int retries = 1000; - - while (!result->s.compcode) { - if (!--retries) { - pr_err("ZIP ERR: request timed out"); - return -ETIMEDOUT; - } - udelay(10); - /* - * Force re-reading of compcode which is updated - * by the ZIP coprocessor. - */ - rmb(); - } - return 0; -} - -/* error messages */ -#define zip_err(fmt, args...) pr_err("ZIP ERR:%s():%d: " \ - fmt "\n", __func__, __LINE__, ## args) - -#ifdef MSG_ENABLE -/* Enable all messages */ -#define zip_msg(fmt, args...) pr_info("ZIP_MSG:" fmt "\n", ## args) -#else -#define zip_msg(fmt, args...) -#endif - -#if defined(ZIP_DEBUG_ENABLE) && defined(MSG_ENABLE) - -#ifdef DEBUG_LEVEL - -#define FILE_NAME (strrchr(__FILE__, '/') ? strrchr(__FILE__, '/') + 1 : \ - strrchr(__FILE__, '\\') ? strrchr(__FILE__, '\\') + 1 : __FILE__) - -#if DEBUG_LEVEL >= 4 - -#define zip_dbg(fmt, args...) pr_info("ZIP DBG: %s: %s() : %d: " \ - fmt "\n", FILE_NAME, __func__, __LINE__, ## args) - -#elif DEBUG_LEVEL >= 3 - -#define zip_dbg(fmt, args...) pr_info("ZIP DBG: %s: %s() : %d: " \ - fmt "\n", FILE_NAME, __func__, __LINE__, ## args) - -#elif DEBUG_LEVEL >= 2 - -#define zip_dbg(fmt, args...) pr_info("ZIP DBG: %s() : %d: " \ - fmt "\n", __func__, __LINE__, ## args) - -#else - -#define zip_dbg(fmt, args...) pr_info("ZIP DBG:" fmt "\n", ## args) - -#endif /* DEBUG LEVEL >=4 */ - -#else - -#define zip_dbg(fmt, args...) pr_info("ZIP DBG:" fmt "\n", ## args) - -#endif /* DEBUG_LEVEL */ -#else - -#define zip_dbg(fmt, args...) - -#endif /* ZIP_DEBUG_ENABLE && MSG_ENABLE*/ - -#endif diff --git a/drivers/crypto/cavium/zip/zip_crypto.c b/drivers/crypto/cavium/zip/zip_crypto.c deleted file mode 100644 index 02e87f2d50db..000000000000 --- a/drivers/crypto/cavium/zip/zip_crypto.c +++ /dev/null @@ -1,261 +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 "zip_crypto.h" - -static void zip_static_init_zip_ops(struct zip_operation *zip_ops, - int lzs_flag) -{ - zip_ops->flush = ZIP_FLUSH_FINISH; - - /* equivalent to level 6 of opensource zlib */ - zip_ops->speed = 1; - - if (!lzs_flag) { - zip_ops->ccode = 0; /* Auto Huffman */ - zip_ops->lzs_flag = 0; - zip_ops->format = ZLIB_FORMAT; - } else { - zip_ops->ccode = 3; /* LZS Encoding */ - zip_ops->lzs_flag = 1; - zip_ops->format = LZS_FORMAT; - } - zip_ops->begin_file = 1; - zip_ops->history_len = 0; - zip_ops->end_file = 1; - zip_ops->compcode = 0; - zip_ops->csum = 1; /* Adler checksum desired */ -} - -static int zip_ctx_init(struct zip_kernel_ctx *zip_ctx, int lzs_flag) -{ - struct zip_operation *comp_ctx = &zip_ctx->zip_comp; - struct zip_operation *decomp_ctx = &zip_ctx->zip_decomp; - - zip_static_init_zip_ops(comp_ctx, lzs_flag); - zip_static_init_zip_ops(decomp_ctx, lzs_flag); - - comp_ctx->input = zip_data_buf_alloc(MAX_INPUT_BUFFER_SIZE); - if (!comp_ctx->input) - return -ENOMEM; - - comp_ctx->output = zip_data_buf_alloc(MAX_OUTPUT_BUFFER_SIZE); - if (!comp_ctx->output) - goto err_comp_input; - - decomp_ctx->input = zip_data_buf_alloc(MAX_INPUT_BUFFER_SIZE); - if (!decomp_ctx->input) - goto err_comp_output; - - decomp_ctx->output = zip_data_buf_alloc(MAX_OUTPUT_BUFFER_SIZE); - if (!decomp_ctx->output) - goto err_decomp_input; - - return 0; - -err_decomp_input: - zip_data_buf_free(decomp_ctx->input, MAX_INPUT_BUFFER_SIZE); - -err_comp_output: - zip_data_buf_free(comp_ctx->output, MAX_OUTPUT_BUFFER_SIZE); - -err_comp_input: - zip_data_buf_free(comp_ctx->input, MAX_INPUT_BUFFER_SIZE); - - return -ENOMEM; -} - -static void zip_ctx_exit(struct zip_kernel_ctx *zip_ctx) -{ - struct zip_operation *comp_ctx = &zip_ctx->zip_comp; - struct zip_operation *dec_ctx = &zip_ctx->zip_decomp; - - zip_data_buf_free(comp_ctx->input, MAX_INPUT_BUFFER_SIZE); - zip_data_buf_free(comp_ctx->output, MAX_OUTPUT_BUFFER_SIZE); - - zip_data_buf_free(dec_ctx->input, MAX_INPUT_BUFFER_SIZE); - zip_data_buf_free(dec_ctx->output, MAX_OUTPUT_BUFFER_SIZE); -} - -static int zip_compress(const u8 *src, unsigned int slen, - u8 *dst, unsigned int *dlen, - struct zip_kernel_ctx *zip_ctx) -{ - struct zip_operation *zip_ops = NULL; - struct zip_state *zip_state; - struct zip_device *zip = NULL; - int ret; - - if (!zip_ctx || !src || !dst || !dlen) - return -ENOMEM; - - zip = zip_get_device(zip_get_node_id()); - if (!zip) - return -ENODEV; - - zip_state = kzalloc(sizeof(*zip_state), GFP_ATOMIC); - if (!zip_state) - return -ENOMEM; - - zip_ops = &zip_ctx->zip_comp; - - zip_ops->input_len = slen; - zip_ops->output_len = *dlen; - memcpy(zip_ops->input, src, slen); - - ret = zip_deflate(zip_ops, zip_state, zip); - - if (!ret) { - *dlen = zip_ops->output_len; - memcpy(dst, zip_ops->output, *dlen); - } - kfree(zip_state); - return ret; -} - -static int zip_decompress(const u8 *src, unsigned int slen, - u8 *dst, unsigned int *dlen, - struct zip_kernel_ctx *zip_ctx) -{ - struct zip_operation *zip_ops = NULL; - struct zip_state *zip_state; - struct zip_device *zip = NULL; - int ret; - - if (!zip_ctx || !src || !dst || !dlen) - return -ENOMEM; - - zip = zip_get_device(zip_get_node_id()); - if (!zip) - return -ENODEV; - - zip_state = kzalloc(sizeof(*zip_state), GFP_ATOMIC); - if (!zip_state) - return -ENOMEM; - - zip_ops = &zip_ctx->zip_decomp; - memcpy(zip_ops->input, src, slen); - - /* Work around for a bug in zlib which needs an extra bytes sometimes */ - if (zip_ops->ccode != 3) /* Not LZS Encoding */ - zip_ops->input[slen++] = 0; - - zip_ops->input_len = slen; - zip_ops->output_len = *dlen; - - ret = zip_inflate(zip_ops, zip_state, zip); - - if (!ret) { - *dlen = zip_ops->output_len; - memcpy(dst, zip_ops->output, *dlen); - } - kfree(zip_state); - return ret; -} - -/* SCOMP framework start */ -void *zip_alloc_scomp_ctx_deflate(void) -{ - int ret; - struct zip_kernel_ctx *zip_ctx; - - zip_ctx = kzalloc(sizeof(*zip_ctx), GFP_KERNEL); - if (!zip_ctx) - return ERR_PTR(-ENOMEM); - - ret = zip_ctx_init(zip_ctx, 0); - - if (ret) { - kfree_sensitive(zip_ctx); - return ERR_PTR(ret); - } - - return zip_ctx; -} - -void *zip_alloc_scomp_ctx_lzs(void) -{ - int ret; - struct zip_kernel_ctx *zip_ctx; - - zip_ctx = kzalloc(sizeof(*zip_ctx), GFP_KERNEL); - if (!zip_ctx) - return ERR_PTR(-ENOMEM); - - ret = zip_ctx_init(zip_ctx, 1); - - if (ret) { - kfree_sensitive(zip_ctx); - return ERR_PTR(ret); - } - - return zip_ctx; -} - -void zip_free_scomp_ctx(void *ctx) -{ - struct zip_kernel_ctx *zip_ctx = ctx; - - zip_ctx_exit(zip_ctx); - kfree_sensitive(zip_ctx); -} - -int zip_scomp_compress(struct crypto_scomp *tfm, - const u8 *src, unsigned int slen, - u8 *dst, unsigned int *dlen, void *ctx) -{ - struct zip_kernel_ctx *zip_ctx = ctx; - - return zip_compress(src, slen, dst, dlen, zip_ctx); -} - -int zip_scomp_decompress(struct crypto_scomp *tfm, - const u8 *src, unsigned int slen, - u8 *dst, unsigned int *dlen, void *ctx) -{ - struct zip_kernel_ctx *zip_ctx = ctx; - - return zip_decompress(src, slen, dst, dlen, zip_ctx); -} /* SCOMP framework end */ diff --git a/drivers/crypto/cavium/zip/zip_crypto.h b/drivers/crypto/cavium/zip/zip_crypto.h deleted file mode 100644 index 10899ece2d1f..000000000000 --- a/drivers/crypto/cavium/zip/zip_crypto.h +++ /dev/null @@ -1,68 +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**************************************/ - -#ifndef __ZIP_CRYPTO_H__ -#define __ZIP_CRYPTO_H__ - -#include -#include "common.h" -#include "zip_deflate.h" -#include "zip_inflate.h" - -struct zip_kernel_ctx { - struct zip_operation zip_comp; - struct zip_operation zip_decomp; -}; - -void *zip_alloc_scomp_ctx_deflate(void); -void *zip_alloc_scomp_ctx_lzs(void); -void zip_free_scomp_ctx(void *zip_ctx); -int zip_scomp_compress(struct crypto_scomp *tfm, - const u8 *src, unsigned int slen, - u8 *dst, unsigned int *dlen, void *ctx); -int zip_scomp_decompress(struct crypto_scomp *tfm, - const u8 *src, unsigned int slen, - u8 *dst, unsigned int *dlen, void *ctx); -#endif diff --git a/drivers/crypto/cavium/zip/zip_deflate.c b/drivers/crypto/cavium/zip/zip_deflate.c deleted file mode 100644 index d7133f857d67..000000000000 --- a/drivers/crypto/cavium/zip/zip_deflate.c +++ /dev/null @@ -1,200 +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 -#include - -#include "common.h" -#include "zip_deflate.h" - -/* Prepares the deflate zip command */ -static int prepare_zip_command(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 */ - /* History gather */ - zip_cmd->s.hg = 0; - /* compression enable = 1 for deflate */ - zip_cmd->s.ce = 1; - /* sf (sync flush) */ - zip_cmd->s.sf = 1; - /* ef (end of file) */ - if (zip_ops->flush == ZIP_FLUSH_FINISH) { - zip_cmd->s.ef = 1; - zip_cmd->s.sf = 0; - } - - zip_cmd->s.cc = zip_ops->ccode; - /* ss (compression speed/storage) */ - zip_cmd->s.ss = zip_ops->speed; - - /* IWORD #1 */ - /* adler checksum */ - zip_cmd->s.adlercrc32 = zip_ops->csum; - zip_cmd->s.historylength = zip_ops->history_len; - zip_cmd->s.dg = 0; - - /* IWORD # 6 and 7 - compression input/history pointer */ - zip_cmd->s.inp_ptr_addr.s.addr = __pa(zip_ops->input); - zip_cmd->s.inp_ptr_ctl.s.length = (zip_ops->input_len + - zip_ops->history_len); - 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; - - /* 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; - - return 0; -} - -/** - * zip_deflate - API to offload deflate 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 deflate command and submits it to the zip - * engine for processing. - * - * Return: 0 if successful or error code - */ -int zip_deflate(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; - - /* Prepares zip command based on the input parameters */ - prepare_zip_command(zip_ops, s, zip_cmd); - - atomic64_add(zip_ops->input_len, &zip_dev->stats.comp_in_bytes); - /* Loads zip command into command queues and rings door bell */ - queue = zip_load_instr(zip_cmd, zip_dev); - - /* Stats update for compression requests submitted */ - atomic64_inc(&zip_dev->stats.comp_req_submit); - - /* Wait for completion or error */ - zip_poll_result(result_ptr); - - /* Stats update for compression requests completed */ - atomic64_inc(&zip_dev->stats.comp_req_complete); - - zip_ops->compcode = result_ptr->s.compcode; - switch (zip_ops->compcode) { - case ZIP_CMD_NOTDONE: - zip_dbg("Zip instruction not yet completed"); - return ZIP_ERROR; - - case ZIP_CMD_SUCCESS: - zip_dbg("Zip instruction completed successfully"); - zip_update_cmd_bufs(zip_dev, queue); - break; - - case ZIP_CMD_DTRUNC: - zip_dbg("Output Truncate error"); - /* Returning ZIP_ERROR to avoid copy to user */ - return ZIP_ERROR; - - default: - zip_err("Zip instruction failed. Code:%d", zip_ops->compcode); - return ZIP_ERROR; - } - - /* Update the CRC depending on the format */ - switch (zip_ops->format) { - case RAW_FORMAT: - zip_dbg("RAW Format: %d ", zip_ops->format); - /* Get checksum from engine, need to feed it again */ - 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("Unknown Format:%d\n", zip_ops->format); - } - - atomic64_add(result_ptr->s.totalbyteswritten, - &zip_dev->stats.comp_out_bytes); - - /* Update output_len */ - if (zip_ops->output_len < result_ptr->s.totalbyteswritten) { - /* Dynamic stop && strm->output_len < zipconstants[onfsize] */ - 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; - } - - return 0; -} diff --git a/drivers/crypto/cavium/zip/zip_deflate.h b/drivers/crypto/cavium/zip/zip_deflate.h deleted file mode 100644 index 1d32e76edc4d..000000000000 --- a/drivers/crypto/cavium/zip/zip_deflate.h +++ /dev/null @@ -1,62 +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**************************************/ - -#ifndef __ZIP_DEFLATE_H__ -#define __ZIP_DEFLATE_H__ - -/** - * zip_deflate - API to offload deflate operation to hardware - * @zip_ops: Pointer to zip operation structure - * @s: Pointer to the structure representing zip state - * @zip_dev: Pointer to the structure representing zip device - * - * This function prepares the zip deflate command and submits it to the zip - * engine by ringing the doorbell. - * - * Return: 0 if successful or error code - */ -int zip_deflate(struct zip_operation *zip_ops, struct zip_state *s, - struct zip_device *zip_dev); -#endif diff --git a/drivers/crypto/cavium/zip/zip_device.c b/drivers/crypto/cavium/zip/zip_device.c deleted file mode 100644 index f174ec29ed69..000000000000 --- a/drivers/crypto/cavium/zip/zip_device.c +++ /dev/null @@ -1,202 +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 "common.h" -#include "zip_deflate.h" - -/** - * zip_cmd_queue_consumed - Calculates the space consumed in the command queue. - * - * @zip_dev: Pointer to zip device structure - * @queue: Queue number - * - * Return: Bytes consumed in the command queue buffer. - */ -static inline u32 zip_cmd_queue_consumed(struct zip_device *zip_dev, int queue) -{ - return ((zip_dev->iq[queue].sw_head - zip_dev->iq[queue].sw_tail) * - sizeof(u64 *)); -} - -/** - * zip_load_instr - Submits the instruction into the ZIP command queue - * @instr: Pointer to the instruction to be submitted - * @zip_dev: Pointer to ZIP device structure to which the instruction is to - * be submitted - * - * This function copies the ZIP instruction to the command queue and rings the - * doorbell to notify the engine of the instruction submission. The command - * queue is maintained in a circular fashion. When there is space for exactly - * one instruction in the queue, next chunk pointer of the queue is made to - * point to the head of the queue, thus maintaining a circular queue. - * - * Return: Queue number to which the instruction was submitted - */ -u32 zip_load_instr(union zip_inst_s *instr, - struct zip_device *zip_dev) -{ - union zip_quex_doorbell dbell; - u32 queue = 0; - u32 consumed = 0; - u64 *ncb_ptr = NULL; - union zip_nptr_s ncp; - - /* - * Distribute the instructions between the enabled queues based on - * the CPU id. - */ - if (raw_smp_processor_id() % 2 == 0) - queue = 0; - else - queue = 1; - - zip_dbg("CPU Core: %d Queue number:%d", raw_smp_processor_id(), queue); - - /* Take cmd buffer lock */ - spin_lock(&zip_dev->iq[queue].lock); - - /* - * Command Queue implementation - * 1. If there is place for new instructions, push the cmd at sw_head. - * 2. If there is place for exactly one instruction, push the new cmd - * at the sw_head. Make sw_head point to the sw_tail to make it - * circular. Write sw_head's physical address to the "Next-Chunk - * Buffer Ptr" to make it cmd_hw_tail. - * 3. Ring the door bell. - */ - zip_dbg("sw_head : %lx", zip_dev->iq[queue].sw_head); - zip_dbg("sw_tail : %lx", zip_dev->iq[queue].sw_tail); - - consumed = zip_cmd_queue_consumed(zip_dev, queue); - /* Check if there is space to push just one cmd */ - if ((consumed + 128) == (ZIP_CMD_QBUF_SIZE - 8)) { - zip_dbg("Cmd queue space available for single command"); - /* Space for one cmd, pust it and make it circular queue */ - memcpy((u8 *)zip_dev->iq[queue].sw_head, (u8 *)instr, - sizeof(union zip_inst_s)); - zip_dev->iq[queue].sw_head += 16; /* 16 64_bit words = 128B */ - - /* Now, point the "Next-Chunk Buffer Ptr" to sw_head */ - ncb_ptr = zip_dev->iq[queue].sw_head; - - zip_dbg("ncb addr :0x%lx sw_head addr :0x%lx", - ncb_ptr, zip_dev->iq[queue].sw_head - 16); - - /* Using Circular command queue */ - zip_dev->iq[queue].sw_head = zip_dev->iq[queue].sw_tail; - /* Mark this buffer for free */ - zip_dev->iq[queue].free_flag = 1; - - /* Write new chunk buffer address at "Next-Chunk Buffer Ptr" */ - ncp.u_reg64 = 0ull; - ncp.s.addr = __pa(zip_dev->iq[queue].sw_head); - *ncb_ptr = ncp.u_reg64; - zip_dbg("*ncb_ptr :0x%lx sw_head[phys] :0x%lx", - *ncb_ptr, __pa(zip_dev->iq[queue].sw_head)); - - zip_dev->iq[queue].pend_cnt++; - - } else { - zip_dbg("Enough space is available for commands"); - /* Push this cmd to cmd queue buffer */ - memcpy((u8 *)zip_dev->iq[queue].sw_head, (u8 *)instr, - sizeof(union zip_inst_s)); - zip_dev->iq[queue].sw_head += 16; /* 16 64_bit words = 128B */ - - zip_dev->iq[queue].pend_cnt++; - } - zip_dbg("sw_head :0x%lx sw_tail :0x%lx hw_tail :0x%lx", - zip_dev->iq[queue].sw_head, zip_dev->iq[queue].sw_tail, - zip_dev->iq[queue].hw_tail); - - zip_dbg(" Pushed the new cmd : pend_cnt : %d", - zip_dev->iq[queue].pend_cnt); - - /* Ring the doorbell */ - dbell.u_reg64 = 0ull; - dbell.s.dbell_cnt = 1; - zip_reg_write(dbell.u_reg64, - (zip_dev->reg_base + ZIP_QUEX_DOORBELL(queue))); - - /* Unlock cmd buffer lock */ - spin_unlock(&zip_dev->iq[queue].lock); - - return queue; -} - -/** - * zip_update_cmd_bufs - Updates the queue statistics after posting the - * instruction - * @zip_dev: Pointer to zip device structure - * @queue: Queue number - */ -void zip_update_cmd_bufs(struct zip_device *zip_dev, u32 queue) -{ - /* Take cmd buffer lock */ - spin_lock(&zip_dev->iq[queue].lock); - - /* Check if the previous buffer can be freed */ - if (zip_dev->iq[queue].free_flag == 1) { - zip_dbg("Free flag. Free cmd buffer, adjust sw head and tail"); - /* Reset the free flag */ - zip_dev->iq[queue].free_flag = 0; - - /* Point the hw_tail to start of the new chunk buffer */ - zip_dev->iq[queue].hw_tail = zip_dev->iq[queue].sw_head; - } else { - zip_dbg("Free flag not set. increment hw tail"); - zip_dev->iq[queue].hw_tail += 16; /* 16 64_bit words = 128B */ - } - - zip_dev->iq[queue].done_cnt++; - zip_dev->iq[queue].pend_cnt--; - - zip_dbg("sw_head :0x%lx sw_tail :0x%lx hw_tail :0x%lx", - zip_dev->iq[queue].sw_head, zip_dev->iq[queue].sw_tail, - zip_dev->iq[queue].hw_tail); - zip_dbg(" Got CC : pend_cnt : %d\n", zip_dev->iq[queue].pend_cnt); - - spin_unlock(&zip_dev->iq[queue].lock); -} diff --git a/drivers/crypto/cavium/zip/zip_device.h b/drivers/crypto/cavium/zip/zip_device.h deleted file mode 100644 index 9e18b3b93d38..000000000000 --- a/drivers/crypto/cavium/zip/zip_device.h +++ /dev/null @@ -1,108 +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**************************************/ - -#ifndef __ZIP_DEVICE_H__ -#define __ZIP_DEVICE_H__ - -#include -#include "zip_main.h" - -struct sg_info { - /* - * Pointer to the input data when scatter_gather == 0 and - * pointer to the input gather list buffer when scatter_gather == 1 - */ - union zip_zptr_s *gather; - - /* - * Pointer to the output data when scatter_gather == 0 and - * pointer to the output scatter list buffer when scatter_gather == 1 - */ - union zip_zptr_s *scatter; - - /* - * Holds size of the output buffer pointed by scatter list - * when scatter_gather == 1 - */ - u64 scatter_buf_size; - - /* for gather data */ - u64 gather_enable; - - /* for scatter data */ - u64 scatter_enable; - - /* Number of gather list pointers for gather data */ - u32 gbuf_cnt; - - /* Number of scatter list pointers for scatter data */ - u32 sbuf_cnt; - - /* Buffers allocation state */ - u8 alloc_state; -}; - -/** - * struct zip_state - Structure representing the required information related - * to a command - * @zip_cmd: Pointer to zip instruction structure - * @result: Pointer to zip result structure - * @ctx: Context pointer for inflate - * @history: Decompression history pointer - * @sginfo: Scatter-gather info structure - */ -struct zip_state { - union zip_inst_s zip_cmd; - union zip_zres_s result; - union zip_zptr_s *ctx; - union zip_zptr_s *history; - struct sg_info sginfo; -}; - -#define ZIP_CONTEXT_SIZE 2048 -#define ZIP_INFLATE_HISTORY_SIZE 32768 -#define ZIP_DEFLATE_HISTORY_SIZE 32768 - -#endif 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 -#include - -#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; -} diff --git a/drivers/crypto/cavium/zip/zip_inflate.h b/drivers/crypto/cavium/zip/zip_inflate.h deleted file mode 100644 index 6b20f179978e..000000000000 --- a/drivers/crypto/cavium/zip/zip_inflate.h +++ /dev/null @@ -1,62 +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**************************************/ - -#ifndef __ZIP_INFLATE_H__ -#define __ZIP_INFLATE_H__ - -/** - * 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 the structure representing zip device - * - * 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); -#endif diff --git a/drivers/crypto/cavium/zip/zip_main.c b/drivers/crypto/cavium/zip/zip_main.c deleted file mode 100644 index abd58de4343d..000000000000 --- a/drivers/crypto/cavium/zip/zip_main.c +++ /dev/null @@ -1,603 +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 "common.h" -#include "zip_crypto.h" - -#define DRV_NAME "ThunderX-ZIP" - -static struct zip_device *zip_dev[MAX_ZIP_DEVICES]; - -static const struct pci_device_id zip_id_table[] = { - { PCI_DEVICE(PCI_VENDOR_ID_CAVIUM, PCI_DEVICE_ID_THUNDERX_ZIP) }, - { 0, } -}; - -static void zip_debugfs_init(void); -static void zip_debugfs_exit(void); -static int zip_register_compression_device(void); -static void zip_unregister_compression_device(void); - -void zip_reg_write(u64 val, u64 __iomem *addr) -{ - writeq(val, addr); -} - -u64 zip_reg_read(u64 __iomem *addr) -{ - return readq(addr); -} - -/* - * Allocates new ZIP device structure - * Returns zip_device pointer or NULL if cannot allocate memory for zip_device - */ -static struct zip_device *zip_alloc_device(struct pci_dev *pdev) -{ - struct zip_device *zip = NULL; - int idx; - - for (idx = 0; idx < MAX_ZIP_DEVICES; idx++) { - if (!zip_dev[idx]) - break; - } - - /* To ensure that the index is within the limit */ - if (idx < MAX_ZIP_DEVICES) - zip = devm_kzalloc(&pdev->dev, sizeof(*zip), GFP_KERNEL); - - if (!zip) - return NULL; - - zip_dev[idx] = zip; - zip->index = idx; - return zip; -} - -/** - * zip_get_device - Get ZIP device based on node id of cpu - * - * @node: Node id of the current cpu - * Return: Pointer to Zip device structure - */ -struct zip_device *zip_get_device(int node) -{ - if ((node < MAX_ZIP_DEVICES) && (node >= 0)) - return zip_dev[node]; - - zip_err("ZIP device not found for node id %d\n", node); - return NULL; -} - -/** - * zip_get_node_id - Get the node id of the current cpu - * - * Return: Node id of the current cpu - */ -int zip_get_node_id(void) -{ - return cpu_to_node(raw_smp_processor_id()); -} - -/* Initializes the ZIP h/w sub-system */ -static int zip_init_hw(struct zip_device *zip) -{ - union zip_cmd_ctl cmd_ctl; - union zip_constants constants; - union zip_que_ena que_ena; - union zip_quex_map que_map; - union zip_que_pri que_pri; - - union zip_quex_sbuf_addr que_sbuf_addr; - union zip_quex_sbuf_ctl que_sbuf_ctl; - - int q = 0; - - /* Enable the ZIP Engine(Core) Clock */ - cmd_ctl.u_reg64 = zip_reg_read(zip->reg_base + ZIP_CMD_CTL); - cmd_ctl.s.forceclk = 1; - zip_reg_write(cmd_ctl.u_reg64 & 0xFF, (zip->reg_base + ZIP_CMD_CTL)); - - zip_msg("ZIP_CMD_CTL : 0x%016llx", - zip_reg_read(zip->reg_base + ZIP_CMD_CTL)); - - constants.u_reg64 = zip_reg_read(zip->reg_base + ZIP_CONSTANTS); - zip->depth = constants.s.depth; - zip->onfsize = constants.s.onfsize; - zip->ctxsize = constants.s.ctxsize; - - zip_msg("depth: 0x%016llx , onfsize : 0x%016llx , ctxsize : 0x%016llx", - zip->depth, zip->onfsize, zip->ctxsize); - - /* - * Program ZIP_QUE(0..7)_SBUF_ADDR and ZIP_QUE(0..7)_SBUF_CTL to - * have the correct buffer pointer and size configured for each - * instruction queue. - */ - for (q = 0; q < ZIP_NUM_QUEUES; q++) { - que_sbuf_ctl.u_reg64 = 0ull; - que_sbuf_ctl.s.size = (ZIP_CMD_QBUF_SIZE / sizeof(u64)); - que_sbuf_ctl.s.inst_be = 0; - que_sbuf_ctl.s.stream_id = 0; - zip_reg_write(que_sbuf_ctl.u_reg64, - (zip->reg_base + ZIP_QUEX_SBUF_CTL(q))); - - zip_msg("QUEX_SBUF_CTL[%d]: 0x%016llx", q, - zip_reg_read(zip->reg_base + ZIP_QUEX_SBUF_CTL(q))); - } - - for (q = 0; q < ZIP_NUM_QUEUES; q++) { - memset(&zip->iq[q], 0x0, sizeof(struct zip_iq)); - - spin_lock_init(&zip->iq[q].lock); - - if (zip_cmd_qbuf_alloc(zip, q)) { - while (q != 0) { - q--; - zip_cmd_qbuf_free(zip, q); - } - return -ENOMEM; - } - - /* Initialize tail ptr to head */ - zip->iq[q].sw_tail = zip->iq[q].sw_head; - zip->iq[q].hw_tail = zip->iq[q].sw_head; - - /* Write the physical addr to register */ - que_sbuf_addr.u_reg64 = 0ull; - que_sbuf_addr.s.ptr = (__pa(zip->iq[q].sw_head) >> - ZIP_128B_ALIGN); - - zip_msg("QUE[%d]_PTR(PHYS): 0x%016llx", q, - (u64)que_sbuf_addr.s.ptr); - - zip_reg_write(que_sbuf_addr.u_reg64, - (zip->reg_base + ZIP_QUEX_SBUF_ADDR(q))); - - zip_msg("QUEX_SBUF_ADDR[%d]: 0x%016llx", q, - zip_reg_read(zip->reg_base + ZIP_QUEX_SBUF_ADDR(q))); - - zip_dbg("sw_head :0x%lx sw_tail :0x%lx hw_tail :0x%lx", - zip->iq[q].sw_head, zip->iq[q].sw_tail, - zip->iq[q].hw_tail); - zip_dbg("sw_head phy addr : 0x%lx", que_sbuf_addr.s.ptr); - } - - /* - * Queue-to-ZIP core mapping - * If a queue is not mapped to a particular core, it is equivalent to - * the ZIP core being disabled. - */ - que_ena.u_reg64 = 0x0ull; - /* Enabling queues based on ZIP_NUM_QUEUES */ - for (q = 0; q < ZIP_NUM_QUEUES; q++) - que_ena.s.ena |= (0x1 << q); - zip_reg_write(que_ena.u_reg64, (zip->reg_base + ZIP_QUE_ENA)); - - zip_msg("QUE_ENA : 0x%016llx", - zip_reg_read(zip->reg_base + ZIP_QUE_ENA)); - - for (q = 0; q < ZIP_NUM_QUEUES; q++) { - que_map.u_reg64 = 0ull; - /* Mapping each queue to two ZIP cores */ - que_map.s.zce = 0x3; - zip_reg_write(que_map.u_reg64, - (zip->reg_base + ZIP_QUEX_MAP(q))); - - zip_msg("QUE_MAP(%d) : 0x%016llx", q, - zip_reg_read(zip->reg_base + ZIP_QUEX_MAP(q))); - } - - que_pri.u_reg64 = 0ull; - for (q = 0; q < ZIP_NUM_QUEUES; q++) - que_pri.s.pri |= (0x1 << q); /* Higher Priority RR */ - zip_reg_write(que_pri.u_reg64, (zip->reg_base + ZIP_QUE_PRI)); - - zip_msg("QUE_PRI %016llx", zip_reg_read(zip->reg_base + ZIP_QUE_PRI)); - - return 0; -} - -static void zip_reset(struct zip_device *zip) -{ - union zip_cmd_ctl cmd_ctl; - - cmd_ctl.u_reg64 = 0x0ull; - cmd_ctl.s.reset = 1; /* Forces ZIP cores to do reset */ - zip_reg_write(cmd_ctl.u_reg64, (zip->reg_base + ZIP_CMD_CTL)); -} - -static int zip_probe(struct pci_dev *pdev, const struct pci_device_id *ent) -{ - struct device *dev = &pdev->dev; - struct zip_device *zip = NULL; - int err; - - zip = zip_alloc_device(pdev); - if (!zip) - return -ENOMEM; - - dev_info(dev, "Found ZIP device %d %x:%x on Node %d\n", zip->index, - pdev->vendor, pdev->device, dev_to_node(dev)); - - pci_set_drvdata(pdev, zip); - zip->pdev = pdev; - - err = pci_enable_device(pdev); - if (err) { - dev_err(dev, "Failed to enable PCI device"); - goto err_free_device; - } - - err = pci_request_regions(pdev, DRV_NAME); - if (err) { - dev_err(dev, "PCI request regions failed 0x%x", err); - goto err_disable_device; - } - - err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(48)); - if (err) { - dev_err(dev, "Unable to get usable 48-bit DMA configuration\n"); - goto err_release_regions; - } - - /* MAP configuration registers */ - zip->reg_base = pci_ioremap_bar(pdev, PCI_CFG_ZIP_PF_BAR0); - if (!zip->reg_base) { - dev_err(dev, "ZIP: Cannot map BAR0 CSR memory space, aborting"); - err = -ENOMEM; - goto err_release_regions; - } - - /* Initialize ZIP Hardware */ - err = zip_init_hw(zip); - if (err) - goto err_release_regions; - - /* Register with the Kernel Crypto Interface */ - err = zip_register_compression_device(); - if (err < 0) { - zip_err("ZIP: Kernel Crypto Registration failed\n"); - goto err_register; - } - - /* comp-decomp statistics are handled with debugfs interface */ - zip_debugfs_init(); - - return 0; - -err_register: - zip_reset(zip); - -err_release_regions: - if (zip->reg_base) - iounmap(zip->reg_base); - pci_release_regions(pdev); - -err_disable_device: - pci_disable_device(pdev); - -err_free_device: - pci_set_drvdata(pdev, NULL); - - /* Remove zip_dev from zip_device list, free the zip_device memory */ - zip_dev[zip->index] = NULL; - devm_kfree(dev, zip); - - return err; -} - -static void zip_remove(struct pci_dev *pdev) -{ - struct zip_device *zip = pci_get_drvdata(pdev); - int q = 0; - - if (!zip) - return; - - zip_debugfs_exit(); - - zip_unregister_compression_device(); - - if (zip->reg_base) { - zip_reset(zip); - iounmap(zip->reg_base); - } - - pci_release_regions(pdev); - pci_disable_device(pdev); - - /* - * Free Command Queue buffers. This free should be called for all - * the enabled Queues. - */ - for (q = 0; q < ZIP_NUM_QUEUES; q++) - zip_cmd_qbuf_free(zip, q); - - pci_set_drvdata(pdev, NULL); - /* remove zip device from zip device list */ - zip_dev[zip->index] = NULL; -} - -/* PCI Sub-System Interface */ -static struct pci_driver zip_driver = { - .name = DRV_NAME, - .id_table = zip_id_table, - .probe = zip_probe, - .remove = zip_remove, -}; - -/* Kernel Crypto Subsystem Interface */ - -static struct scomp_alg zip_scomp_deflate = { - .alloc_ctx = zip_alloc_scomp_ctx_deflate, - .free_ctx = zip_free_scomp_ctx, - .compress = zip_scomp_compress, - .decompress = zip_scomp_decompress, - .base = { - .cra_name = "deflate", - .cra_driver_name = "deflate-scomp-cavium", - .cra_module = THIS_MODULE, - .cra_priority = 300, - } -}; - -static struct scomp_alg zip_scomp_lzs = { - .alloc_ctx = zip_alloc_scomp_ctx_lzs, - .free_ctx = zip_free_scomp_ctx, - .compress = zip_scomp_compress, - .decompress = zip_scomp_decompress, - .base = { - .cra_name = "lzs", - .cra_driver_name = "lzs-scomp-cavium", - .cra_module = THIS_MODULE, - .cra_priority = 300, - } -}; - -static int zip_register_compression_device(void) -{ - int ret; - - ret = crypto_register_scomp(&zip_scomp_deflate); - if (ret < 0) { - zip_err("Deflate scomp algorithm registration failed\n"); - return ret; - } - - ret = crypto_register_scomp(&zip_scomp_lzs); - if (ret < 0) { - zip_err("LZS scomp algorithm registration failed\n"); - goto err_unregister_scomp_deflate; - } - - return ret; - -err_unregister_scomp_deflate: - crypto_unregister_scomp(&zip_scomp_deflate); - - return ret; -} - -static void zip_unregister_compression_device(void) -{ - crypto_unregister_scomp(&zip_scomp_deflate); - crypto_unregister_scomp(&zip_scomp_lzs); -} - -/* - * debugfs functions - */ -#ifdef CONFIG_DEBUG_FS -#include - -/* Displays ZIP device statistics */ -static int zip_stats_show(struct seq_file *s, void *unused) -{ - u64 val = 0ull; - u64 avg_chunk = 0ull, avg_cr = 0ull; - u32 q = 0; - - int index = 0; - struct zip_device *zip; - struct zip_stats *st; - - for (index = 0; index < MAX_ZIP_DEVICES; index++) { - u64 pending = 0; - - if (zip_dev[index]) { - zip = zip_dev[index]; - st = &zip->stats; - - /* Get all the pending requests */ - for (q = 0; q < ZIP_NUM_QUEUES; q++) { - val = zip_reg_read((zip->reg_base + - ZIP_DBG_QUEX_STA(q))); - pending += val >> 32 & 0xffffff; - } - - val = atomic64_read(&st->comp_req_complete); - avg_chunk = (val) ? atomic64_read(&st->comp_in_bytes) / val : 0; - - val = atomic64_read(&st->comp_out_bytes); - avg_cr = (val) ? atomic64_read(&st->comp_in_bytes) / val : 0; - seq_printf(s, " ZIP Device %d Stats\n" - "-----------------------------------\n" - "Comp Req Submitted : \t%lld\n" - "Comp Req Completed : \t%lld\n" - "Compress In Bytes : \t%lld\n" - "Compressed Out Bytes : \t%lld\n" - "Average Chunk size : \t%llu\n" - "Average Compression ratio : \t%llu\n" - "Decomp Req Submitted : \t%lld\n" - "Decomp Req Completed : \t%lld\n" - "Decompress In Bytes : \t%lld\n" - "Decompressed Out Bytes : \t%lld\n" - "Decompress Bad requests : \t%lld\n" - "Pending Req : \t%lld\n" - "---------------------------------\n", - index, - (u64)atomic64_read(&st->comp_req_submit), - (u64)atomic64_read(&st->comp_req_complete), - (u64)atomic64_read(&st->comp_in_bytes), - (u64)atomic64_read(&st->comp_out_bytes), - avg_chunk, - avg_cr, - (u64)atomic64_read(&st->decomp_req_submit), - (u64)atomic64_read(&st->decomp_req_complete), - (u64)atomic64_read(&st->decomp_in_bytes), - (u64)atomic64_read(&st->decomp_out_bytes), - (u64)atomic64_read(&st->decomp_bad_reqs), - pending); - } - } - return 0; -} - -/* Clears stats data */ -static int zip_clear_show(struct seq_file *s, void *unused) -{ - int index = 0; - - for (index = 0; index < MAX_ZIP_DEVICES; index++) { - if (zip_dev[index]) { - memset(&zip_dev[index]->stats, 0, - sizeof(struct zip_stats)); - seq_printf(s, "Cleared stats for zip %d\n", index); - } - } - - return 0; -} - -static struct zip_registers zipregs[64] = { - {"ZIP_CMD_CTL ", 0x0000ull}, - {"ZIP_THROTTLE ", 0x0010ull}, - {"ZIP_CONSTANTS ", 0x00A0ull}, - {"ZIP_QUE0_MAP ", 0x1400ull}, - {"ZIP_QUE1_MAP ", 0x1408ull}, - {"ZIP_QUE_ENA ", 0x0500ull}, - {"ZIP_QUE_PRI ", 0x0508ull}, - {"ZIP_QUE0_DONE ", 0x2000ull}, - {"ZIP_QUE1_DONE ", 0x2008ull}, - {"ZIP_QUE0_DOORBELL ", 0x4000ull}, - {"ZIP_QUE1_DOORBELL ", 0x4008ull}, - {"ZIP_QUE0_SBUF_ADDR ", 0x1000ull}, - {"ZIP_QUE1_SBUF_ADDR ", 0x1008ull}, - {"ZIP_QUE0_SBUF_CTL ", 0x1200ull}, - {"ZIP_QUE1_SBUF_CTL ", 0x1208ull}, - { NULL, 0} -}; - -/* Prints registers' contents */ -static int zip_regs_show(struct seq_file *s, void *unused) -{ - u64 val = 0; - int i = 0, index = 0; - - for (index = 0; index < MAX_ZIP_DEVICES; index++) { - if (zip_dev[index]) { - seq_printf(s, "--------------------------------\n" - " ZIP Device %d Registers\n" - "--------------------------------\n", - index); - - i = 0; - - while (zipregs[i].reg_name) { - val = zip_reg_read((zip_dev[index]->reg_base + - zipregs[i].reg_offset)); - seq_printf(s, "%s: 0x%016llx\n", - zipregs[i].reg_name, val); - i++; - } - } - } - return 0; -} - -DEFINE_SHOW_ATTRIBUTE(zip_stats); -DEFINE_SHOW_ATTRIBUTE(zip_clear); -DEFINE_SHOW_ATTRIBUTE(zip_regs); - -/* Root directory for thunderx_zip debugfs entry */ -static struct dentry *zip_debugfs_root; - -static void zip_debugfs_init(void) -{ - if (!debugfs_initialized()) - return; - - zip_debugfs_root = debugfs_create_dir("thunderx_zip", NULL); - - /* Creating files for entries inside thunderx_zip directory */ - debugfs_create_file("zip_stats", 0444, zip_debugfs_root, NULL, - &zip_stats_fops); - - debugfs_create_file("zip_clear", 0444, zip_debugfs_root, NULL, - &zip_clear_fops); - - debugfs_create_file("zip_regs", 0444, zip_debugfs_root, NULL, - &zip_regs_fops); - -} - -static void zip_debugfs_exit(void) -{ - debugfs_remove_recursive(zip_debugfs_root); -} - -#else -static void __init zip_debugfs_init(void) { } -static void __exit zip_debugfs_exit(void) { } -#endif -/* debugfs - end */ - -module_pci_driver(zip_driver); - -MODULE_AUTHOR("Cavium Inc"); -MODULE_DESCRIPTION("Cavium Inc ThunderX ZIP Driver"); -MODULE_LICENSE("GPL v2"); -MODULE_DEVICE_TABLE(pci, zip_id_table); diff --git a/drivers/crypto/cavium/zip/zip_main.h b/drivers/crypto/cavium/zip/zip_main.h deleted file mode 100644 index e1e4fa92ce80..000000000000 --- a/drivers/crypto/cavium/zip/zip_main.h +++ /dev/null @@ -1,120 +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**************************************/ - -#ifndef __ZIP_MAIN_H__ -#define __ZIP_MAIN_H__ - -#include "zip_device.h" -#include "zip_regs.h" - -/* PCI device IDs */ -#define PCI_DEVICE_ID_THUNDERX_ZIP 0xA01A - -/* ZIP device BARs */ -#define PCI_CFG_ZIP_PF_BAR0 0 /* Base addr for normal regs */ - -/* Maximum available zip queues */ -#define ZIP_MAX_NUM_QUEUES 8 - -#define ZIP_128B_ALIGN 7 - -/* Command queue buffer size */ -#define ZIP_CMD_QBUF_SIZE (8064 + 8) - -struct zip_registers { - char *reg_name; - u64 reg_offset; -}; - -/* ZIP Compression - Decompression stats */ -struct zip_stats { - atomic64_t comp_req_submit; - atomic64_t comp_req_complete; - atomic64_t decomp_req_submit; - atomic64_t decomp_req_complete; - atomic64_t comp_in_bytes; - atomic64_t comp_out_bytes; - atomic64_t decomp_in_bytes; - atomic64_t decomp_out_bytes; - atomic64_t decomp_bad_reqs; -}; - -/* ZIP Instruction Queue */ -struct zip_iq { - u64 *sw_head; - u64 *sw_tail; - u64 *hw_tail; - u64 done_cnt; - u64 pend_cnt; - u64 free_flag; - - /* ZIP IQ lock */ - spinlock_t lock; -}; - -/* ZIP Device */ -struct zip_device { - u32 index; - void __iomem *reg_base; - struct pci_dev *pdev; - - /* Different ZIP Constants */ - u64 depth; - u64 onfsize; - u64 ctxsize; - - struct zip_iq iq[ZIP_MAX_NUM_QUEUES]; - struct zip_stats stats; -}; - -/* Prototypes */ -struct zip_device *zip_get_device(int node_id); -int zip_get_node_id(void); -void zip_reg_write(u64 val, u64 __iomem *addr); -u64 zip_reg_read(u64 __iomem *addr); -void zip_update_cmd_bufs(struct zip_device *zip_dev, u32 queue); -u32 zip_load_instr(union zip_inst_s *instr, struct zip_device *zip_dev); - -#endif /* ZIP_MAIN_H */ diff --git a/drivers/crypto/cavium/zip/zip_mem.c b/drivers/crypto/cavium/zip/zip_mem.c deleted file mode 100644 index b3e0843a9169..000000000000 --- a/drivers/crypto/cavium/zip/zip_mem.c +++ /dev/null @@ -1,114 +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 -#include - -#include "common.h" - -/** - * zip_cmd_qbuf_alloc - Allocates a cmd buffer for ZIP Instruction Queue - * @zip: Pointer to zip device structure - * @q: Queue number to allocate bufffer to - * Return: 0 if successful, -ENOMEM otherwise - */ -int zip_cmd_qbuf_alloc(struct zip_device *zip, int q) -{ - zip->iq[q].sw_head = (u64 *)__get_free_pages((GFP_KERNEL | GFP_DMA), - get_order(ZIP_CMD_QBUF_SIZE)); - - if (!zip->iq[q].sw_head) - return -ENOMEM; - - memset(zip->iq[q].sw_head, 0, ZIP_CMD_QBUF_SIZE); - - zip_dbg("cmd_qbuf_alloc[%d] Success : %p\n", q, zip->iq[q].sw_head); - return 0; -} - -/** - * zip_cmd_qbuf_free - Frees the cmd Queue buffer - * @zip: Pointer to zip device structure - * @q: Queue number to free buffer of - */ -void zip_cmd_qbuf_free(struct zip_device *zip, int q) -{ - zip_dbg("Freeing cmd_qbuf 0x%lx\n", zip->iq[q].sw_tail); - - free_pages((u64)zip->iq[q].sw_tail, get_order(ZIP_CMD_QBUF_SIZE)); -} - -/** - * zip_data_buf_alloc - Allocates memory for a data bufffer - * @size: Size of the buffer to allocate - * Returns: Pointer to the buffer allocated - */ -u8 *zip_data_buf_alloc(u64 size) -{ - u8 *ptr; - - ptr = (u8 *)__get_free_pages((GFP_KERNEL | GFP_DMA), - get_order(size)); - - if (!ptr) - return NULL; - - memset(ptr, 0, size); - - zip_dbg("Data buffer allocation success\n"); - return ptr; -} - -/** - * zip_data_buf_free - Frees the memory of a data buffer - * @ptr: Pointer to the buffer - * @size: Buffer size - */ -void zip_data_buf_free(u8 *ptr, u64 size) -{ - zip_dbg("Freeing data buffer 0x%lx\n", ptr); - - free_pages((u64)ptr, get_order(size)); -} diff --git a/drivers/crypto/cavium/zip/zip_mem.h b/drivers/crypto/cavium/zip/zip_mem.h deleted file mode 100644 index f8f2f08c4a5c..000000000000 --- a/drivers/crypto/cavium/zip/zip_mem.h +++ /dev/null @@ -1,78 +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**************************************/ - -#ifndef __ZIP_MEM_H__ -#define __ZIP_MEM_H__ - -/** - * zip_cmd_qbuf_free - Frees the cmd Queue buffer - * @zip: Pointer to zip device structure - * @q: Queue nmber to free buffer of - */ -void zip_cmd_qbuf_free(struct zip_device *zip, int q); - -/** - * zip_cmd_qbuf_alloc - Allocates a Chunk/cmd buffer for ZIP Inst(cmd) Queue - * @zip: Pointer to zip device structure - * @q: Queue number to allocate bufffer to - * Return: 0 if successful, 1 otherwise - */ -int zip_cmd_qbuf_alloc(struct zip_device *zip, int q); - -/** - * zip_data_buf_alloc - Allocates memory for a data bufffer - * @size: Size of the buffer to allocate - * Returns: Pointer to the buffer allocated - */ -u8 *zip_data_buf_alloc(u64 size); - -/** - * zip_data_buf_free - Frees the memory of a data buffer - * @ptr: Pointer to the buffer - * @size: Buffer size - */ -void zip_data_buf_free(u8 *ptr, u64 size); - -#endif diff --git a/drivers/crypto/cavium/zip/zip_regs.h b/drivers/crypto/cavium/zip/zip_regs.h deleted file mode 100644 index 874e0236c87e..000000000000 --- a/drivers/crypto/cavium/zip/zip_regs.h +++ /dev/null @@ -1,1347 +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**************************************/ - -#ifndef __ZIP_REGS_H__ -#define __ZIP_REGS_H__ - -/* - * Configuration and status register (CSR) address and type definitions for - * Cavium ZIP. - */ - -#include - -/* ZIP invocation result completion status codes */ -#define ZIP_CMD_NOTDONE 0x0 - -/* Successful completion. */ -#define ZIP_CMD_SUCCESS 0x1 - -/* Output truncated */ -#define ZIP_CMD_DTRUNC 0x2 - -/* Dynamic Stop */ -#define ZIP_CMD_DYNAMIC_STOP 0x3 - -/* Uncompress ran out of input data when IWORD0[EF] was set */ -#define ZIP_CMD_ITRUNC 0x4 - -/* Uncompress found the reserved block type 3 */ -#define ZIP_CMD_RBLOCK 0x5 - -/* - * Uncompress found LEN != ZIP_CMD_NLEN in an uncompressed block in the input. - */ -#define ZIP_CMD_NLEN 0x6 - -/* Uncompress found a bad code in the main Huffman codes. */ -#define ZIP_CMD_BADCODE 0x7 - -/* Uncompress found a bad code in the 19 Huffman codes encoding lengths. */ -#define ZIP_CMD_BADCODE2 0x8 - -/* Compress found a zero-length input. */ -#define ZIP_CMD_ZERO_LEN 0x9 - -/* The compress or decompress encountered an internal parity error. */ -#define ZIP_CMD_PARITY 0xA - -/* - * Uncompress found a string identifier that precedes the uncompressed data and - * decompression history. - */ -#define ZIP_CMD_FATAL 0xB - -/** - * enum zip_int_vec_e - ZIP MSI-X Vector Enumeration, enumerates the MSI-X - * interrupt vectors. - */ -enum zip_int_vec_e { - ZIP_INT_VEC_E_ECCE = 0x10, - ZIP_INT_VEC_E_FIFE = 0x11, - ZIP_INT_VEC_E_QUE0_DONE = 0x0, - ZIP_INT_VEC_E_QUE0_ERR = 0x8, - ZIP_INT_VEC_E_QUE1_DONE = 0x1, - ZIP_INT_VEC_E_QUE1_ERR = 0x9, - ZIP_INT_VEC_E_QUE2_DONE = 0x2, - ZIP_INT_VEC_E_QUE2_ERR = 0xa, - ZIP_INT_VEC_E_QUE3_DONE = 0x3, - ZIP_INT_VEC_E_QUE3_ERR = 0xb, - ZIP_INT_VEC_E_QUE4_DONE = 0x4, - ZIP_INT_VEC_E_QUE4_ERR = 0xc, - ZIP_INT_VEC_E_QUE5_DONE = 0x5, - ZIP_INT_VEC_E_QUE5_ERR = 0xd, - ZIP_INT_VEC_E_QUE6_DONE = 0x6, - ZIP_INT_VEC_E_QUE6_ERR = 0xe, - ZIP_INT_VEC_E_QUE7_DONE = 0x7, - ZIP_INT_VEC_E_QUE7_ERR = 0xf, - ZIP_INT_VEC_E_ENUM_LAST = 0x12, -}; - -/** - * union zip_zptr_addr_s - ZIP Generic Pointer Structure for ADDR. - * - * It is the generic format of pointers in ZIP_INST_S. - */ -union zip_zptr_addr_s { - u64 u_reg64; - struct { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_49_63 : 15; - u64 addr : 49; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 addr : 49; - u64 reserved_49_63 : 15; -#endif - } s; - -}; - -/** - * union zip_zptr_ctl_s - ZIP Generic Pointer Structure for CTL. - * - * It is the generic format of pointers in ZIP_INST_S. - */ -union zip_zptr_ctl_s { - u64 u_reg64; - struct { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_112_127 : 16; - u64 length : 16; - u64 reserved_67_95 : 29; - u64 fw : 1; - u64 nc : 1; - u64 data_be : 1; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 data_be : 1; - u64 nc : 1; - u64 fw : 1; - u64 reserved_67_95 : 29; - u64 length : 16; - u64 reserved_112_127 : 16; -#endif - } s; -}; - -/** - * union zip_inst_s - ZIP Instruction Structure. - * Each ZIP instruction has 16 words (they are called IWORD0 to IWORD15 within - * the structure). - */ -union zip_inst_s { - u64 u_reg64[16]; - struct { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 doneint : 1; - u64 reserved_56_62 : 7; - u64 totaloutputlength : 24; - u64 reserved_27_31 : 5; - u64 exn : 3; - u64 reserved_23_23 : 1; - u64 exbits : 7; - u64 reserved_12_15 : 4; - u64 sf : 1; - u64 ss : 2; - u64 cc : 2; - u64 ef : 1; - u64 bf : 1; - u64 ce : 1; - u64 reserved_3_3 : 1; - u64 ds : 1; - u64 dg : 1; - u64 hg : 1; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 hg : 1; - u64 dg : 1; - u64 ds : 1; - u64 reserved_3_3 : 1; - u64 ce : 1; - u64 bf : 1; - u64 ef : 1; - u64 cc : 2; - u64 ss : 2; - u64 sf : 1; - u64 reserved_12_15 : 4; - u64 exbits : 7; - u64 reserved_23_23 : 1; - u64 exn : 3; - u64 reserved_27_31 : 5; - u64 totaloutputlength : 24; - u64 reserved_56_62 : 7; - u64 doneint : 1; -#endif -#if defined(__BIG_ENDIAN_BITFIELD) - u64 historylength : 16; - u64 reserved_96_111 : 16; - u64 adlercrc32 : 32; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 adlercrc32 : 32; - u64 reserved_96_111 : 16; - u64 historylength : 16; -#endif - union zip_zptr_addr_s ctx_ptr_addr; - union zip_zptr_ctl_s ctx_ptr_ctl; - union zip_zptr_addr_s his_ptr_addr; - union zip_zptr_ctl_s his_ptr_ctl; - union zip_zptr_addr_s inp_ptr_addr; - union zip_zptr_ctl_s inp_ptr_ctl; - union zip_zptr_addr_s out_ptr_addr; - union zip_zptr_ctl_s out_ptr_ctl; - union zip_zptr_addr_s res_ptr_addr; - union zip_zptr_ctl_s res_ptr_ctl; -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_817_831 : 15; - u64 wq_ptr : 49; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 wq_ptr : 49; - u64 reserved_817_831 : 15; -#endif -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_882_895 : 14; - u64 tt : 2; - u64 reserved_874_879 : 6; - u64 grp : 10; - u64 tag : 32; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 tag : 32; - u64 grp : 10; - u64 reserved_874_879 : 6; - u64 tt : 2; - u64 reserved_882_895 : 14; -#endif -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_896_959 : 64; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 reserved_896_959 : 64; -#endif -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_960_1023 : 64; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 reserved_960_1023 : 64; -#endif - } s; -}; - -/** - * union zip_nptr_s - ZIP Instruction Next-Chunk-Buffer Pointer (NPTR) - * Structure - * - * ZIP_NPTR structure is used to chain all the zip instruction buffers - * together. ZIP instruction buffers are managed (allocated and released) by - * the software. - */ -union zip_nptr_s { - u64 u_reg64; - struct { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_49_63 : 15; - u64 addr : 49; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 addr : 49; - u64 reserved_49_63 : 15; -#endif - } s; -}; - -/** - * union zip_zptr_s - ZIP Generic Pointer Structure. - * - * It is the generic format of pointers in ZIP_INST_S. - */ -union zip_zptr_s { - u64 u_reg64[2]; - struct { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_49_63 : 15; - u64 addr : 49; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 addr : 49; - u64 reserved_49_63 : 15; -#endif -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_112_127 : 16; - u64 length : 16; - u64 reserved_67_95 : 29; - u64 fw : 1; - u64 nc : 1; - u64 data_be : 1; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 data_be : 1; - u64 nc : 1; - u64 fw : 1; - u64 reserved_67_95 : 29; - u64 length : 16; - u64 reserved_112_127 : 16; -#endif - } s; -}; - -/** - * union zip_zres_s - ZIP Result Structure - * - * The ZIP coprocessor writes the result structure after it completes the - * invocation. The result structure is exactly 24 bytes, and each invocation of - * the ZIP coprocessor produces exactly one result structure. - */ -union zip_zres_s { - u64 u_reg64[3]; - struct { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 crc32 : 32; - u64 adler32 : 32; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 adler32 : 32; - u64 crc32 : 32; -#endif -#if defined(__BIG_ENDIAN_BITFIELD) - u64 totalbyteswritten : 32; - u64 totalbytesread : 32; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 totalbytesread : 32; - u64 totalbyteswritten : 32; -#endif -#if defined(__BIG_ENDIAN_BITFIELD) - u64 totalbitsprocessed : 32; - u64 doneint : 1; - u64 reserved_155_158 : 4; - u64 exn : 3; - u64 reserved_151_151 : 1; - u64 exbits : 7; - u64 reserved_137_143 : 7; - u64 ef : 1; - - volatile u64 compcode : 8; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - - volatile u64 compcode : 8; - u64 ef : 1; - u64 reserved_137_143 : 7; - u64 exbits : 7; - u64 reserved_151_151 : 1; - u64 exn : 3; - u64 reserved_155_158 : 4; - u64 doneint : 1; - u64 totalbitsprocessed : 32; -#endif - } s; -}; - -/** - * union zip_cmd_ctl - Structure representing the register that controls - * clock and reset. - */ -union zip_cmd_ctl { - u64 u_reg64; - struct zip_cmd_ctl_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_2_63 : 62; - u64 forceclk : 1; - u64 reset : 1; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 reset : 1; - u64 forceclk : 1; - u64 reserved_2_63 : 62; -#endif - } s; -}; - -#define ZIP_CMD_CTL 0x0ull - -/** - * union zip_constants - Data structure representing the register that contains - * all of the current implementation-related parameters of the zip core in this - * chip. - */ -union zip_constants { - u64 u_reg64; - struct zip_constants_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 nexec : 8; - u64 reserved_49_55 : 7; - u64 syncflush_capable : 1; - u64 depth : 16; - u64 onfsize : 12; - u64 ctxsize : 12; - u64 reserved_1_7 : 7; - u64 disabled : 1; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 disabled : 1; - u64 reserved_1_7 : 7; - u64 ctxsize : 12; - u64 onfsize : 12; - u64 depth : 16; - u64 syncflush_capable : 1; - u64 reserved_49_55 : 7; - u64 nexec : 8; -#endif - } s; -}; - -#define ZIP_CONSTANTS 0x00A0ull - -/** - * union zip_corex_bist_status - Represents registers which have the BIST - * status of memories in zip cores. - * - * Each bit is the BIST result of an individual memory - * (per bit, 0 = pass and 1 = fail). - */ -union zip_corex_bist_status { - u64 u_reg64; - struct zip_corex_bist_status_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_53_63 : 11; - u64 bstatus : 53; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 bstatus : 53; - u64 reserved_53_63 : 11; -#endif - } s; -}; - -static inline u64 ZIP_COREX_BIST_STATUS(u64 param1) -{ - if (param1 <= 1) - return 0x0520ull + (param1 & 1) * 0x8ull; - pr_err("ZIP_COREX_BIST_STATUS: %llu\n", param1); - return 0; -} - -/** - * union zip_ctl_bist_status - Represents register that has the BIST status of - * memories in ZIP_CTL (instruction buffer, G/S pointer FIFO, input data - * buffer, output data buffers). - * - * Each bit is the BIST result of an individual memory - * (per bit, 0 = pass and 1 = fail). - */ -union zip_ctl_bist_status { - u64 u_reg64; - struct zip_ctl_bist_status_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_9_63 : 55; - u64 bstatus : 9; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 bstatus : 9; - u64 reserved_9_63 : 55; -#endif - } s; -}; - -#define ZIP_CTL_BIST_STATUS 0x0510ull - -/** - * union zip_ctl_cfg - Represents the register that controls the behavior of - * the ZIP DMA engines. - * - * It is recommended to keep default values for normal operation. Changing the - * values of the fields may be useful for diagnostics. - */ -union zip_ctl_cfg { - u64 u_reg64; - struct zip_ctl_cfg_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_52_63 : 12; - u64 ildf : 4; - u64 reserved_36_47 : 12; - u64 drtf : 4; - u64 reserved_27_31 : 5; - u64 stcf : 3; - u64 reserved_19_23 : 5; - u64 ldf : 3; - u64 reserved_2_15 : 14; - u64 busy : 1; - u64 reserved_0_0 : 1; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 reserved_0_0 : 1; - u64 busy : 1; - u64 reserved_2_15 : 14; - u64 ldf : 3; - u64 reserved_19_23 : 5; - u64 stcf : 3; - u64 reserved_27_31 : 5; - u64 drtf : 4; - u64 reserved_36_47 : 12; - u64 ildf : 4; - u64 reserved_52_63 : 12; -#endif - } s; -}; - -#define ZIP_CTL_CFG 0x0560ull - -/** - * union zip_dbg_corex_inst - Represents the registers that reflect the status - * of the current instruction that the ZIP core is executing or has executed. - * - * These registers are only for debug use. - */ -union zip_dbg_corex_inst { - u64 u_reg64; - struct zip_dbg_corex_inst_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 busy : 1; - u64 reserved_35_62 : 28; - u64 qid : 3; - u64 iid : 32; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 iid : 32; - u64 qid : 3; - u64 reserved_35_62 : 28; - u64 busy : 1; -#endif - } s; -}; - -static inline u64 ZIP_DBG_COREX_INST(u64 param1) -{ - if (param1 <= 1) - return 0x0640ull + (param1 & 1) * 0x8ull; - pr_err("ZIP_DBG_COREX_INST: %llu\n", param1); - return 0; -} - -/** - * union zip_dbg_corex_sta - Represents registers that reflect the status of - * the zip cores. - * - * They are for debug use only. - */ -union zip_dbg_corex_sta { - u64 u_reg64; - struct zip_dbg_corex_sta_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 busy : 1; - u64 reserved_37_62 : 26; - u64 ist : 5; - u64 nie : 32; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 nie : 32; - u64 ist : 5; - u64 reserved_37_62 : 26; - u64 busy : 1; -#endif - } s; -}; - -static inline u64 ZIP_DBG_COREX_STA(u64 param1) -{ - if (param1 <= 1) - return 0x0680ull + (param1 & 1) * 0x8ull; - pr_err("ZIP_DBG_COREX_STA: %llu\n", param1); - return 0; -} - -/** - * union zip_dbg_quex_sta - Represets registers that reflect status of the zip - * instruction queues. - * - * They are for debug use only. - */ -union zip_dbg_quex_sta { - u64 u_reg64; - struct zip_dbg_quex_sta_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 busy : 1; - u64 reserved_56_62 : 7; - u64 rqwc : 24; - u64 nii : 32; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 nii : 32; - u64 rqwc : 24; - u64 reserved_56_62 : 7; - u64 busy : 1; -#endif - } s; -}; - -static inline u64 ZIP_DBG_QUEX_STA(u64 param1) -{ - if (param1 <= 7) - return 0x1800ull + (param1 & 7) * 0x8ull; - pr_err("ZIP_DBG_QUEX_STA: %llu\n", param1); - return 0; -} - -/** - * union zip_ecc_ctl - Represents the register that enables ECC for each - * individual internal memory that requires ECC. - * - * For debug purpose, it can also flip one or two bits in the ECC data. - */ -union zip_ecc_ctl { - u64 u_reg64; - struct zip_ecc_ctl_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_19_63 : 45; - u64 vmem_cdis : 1; - u64 vmem_fs : 2; - u64 reserved_15_15 : 1; - u64 idf1_cdis : 1; - u64 idf1_fs : 2; - u64 reserved_11_11 : 1; - u64 idf0_cdis : 1; - u64 idf0_fs : 2; - u64 reserved_7_7 : 1; - u64 gspf_cdis : 1; - u64 gspf_fs : 2; - u64 reserved_3_3 : 1; - u64 iqf_cdis : 1; - u64 iqf_fs : 2; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 iqf_fs : 2; - u64 iqf_cdis : 1; - u64 reserved_3_3 : 1; - u64 gspf_fs : 2; - u64 gspf_cdis : 1; - u64 reserved_7_7 : 1; - u64 idf0_fs : 2; - u64 idf0_cdis : 1; - u64 reserved_11_11 : 1; - u64 idf1_fs : 2; - u64 idf1_cdis : 1; - u64 reserved_15_15 : 1; - u64 vmem_fs : 2; - u64 vmem_cdis : 1; - u64 reserved_19_63 : 45; -#endif - } s; -}; - -#define ZIP_ECC_CTL 0x0568ull - -/* NCB - zip_ecce_ena_w1c */ -union zip_ecce_ena_w1c { - u64 u_reg64; - struct zip_ecce_ena_w1c_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_37_63 : 27; - u64 dbe : 5; - u64 reserved_5_31 : 27; - u64 sbe : 5; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 sbe : 5; - u64 reserved_5_31 : 27; - u64 dbe : 5; - u64 reserved_37_63 : 27; -#endif - } s; -}; - -#define ZIP_ECCE_ENA_W1C 0x0598ull - -/* NCB - zip_ecce_ena_w1s */ -union zip_ecce_ena_w1s { - u64 u_reg64; - struct zip_ecce_ena_w1s_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_37_63 : 27; - u64 dbe : 5; - u64 reserved_5_31 : 27; - u64 sbe : 5; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 sbe : 5; - u64 reserved_5_31 : 27; - u64 dbe : 5; - u64 reserved_37_63 : 27; -#endif - } s; -}; - -#define ZIP_ECCE_ENA_W1S 0x0590ull - -/** - * union zip_ecce_int - Represents the register that contains the status of the - * ECC interrupt sources. - */ -union zip_ecce_int { - u64 u_reg64; - struct zip_ecce_int_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_37_63 : 27; - u64 dbe : 5; - u64 reserved_5_31 : 27; - u64 sbe : 5; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 sbe : 5; - u64 reserved_5_31 : 27; - u64 dbe : 5; - u64 reserved_37_63 : 27; -#endif - } s; -}; - -#define ZIP_ECCE_INT 0x0580ull - -/* NCB - zip_ecce_int_w1s */ -union zip_ecce_int_w1s { - u64 u_reg64; - struct zip_ecce_int_w1s_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_37_63 : 27; - u64 dbe : 5; - u64 reserved_5_31 : 27; - u64 sbe : 5; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 sbe : 5; - u64 reserved_5_31 : 27; - u64 dbe : 5; - u64 reserved_37_63 : 27; -#endif - } s; -}; - -#define ZIP_ECCE_INT_W1S 0x0588ull - -/* NCB - zip_fife_ena_w1c */ -union zip_fife_ena_w1c { - u64 u_reg64; - struct zip_fife_ena_w1c_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_42_63 : 22; - u64 asserts : 42; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 asserts : 42; - u64 reserved_42_63 : 22; -#endif - } s; -}; - -#define ZIP_FIFE_ENA_W1C 0x0090ull - -/* NCB - zip_fife_ena_w1s */ -union zip_fife_ena_w1s { - u64 u_reg64; - struct zip_fife_ena_w1s_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_42_63 : 22; - u64 asserts : 42; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 asserts : 42; - u64 reserved_42_63 : 22; -#endif - } s; -}; - -#define ZIP_FIFE_ENA_W1S 0x0088ull - -/* NCB - zip_fife_int */ -union zip_fife_int { - u64 u_reg64; - struct zip_fife_int_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_42_63 : 22; - u64 asserts : 42; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 asserts : 42; - u64 reserved_42_63 : 22; -#endif - } s; -}; - -#define ZIP_FIFE_INT 0x0078ull - -/* NCB - zip_fife_int_w1s */ -union zip_fife_int_w1s { - u64 u_reg64; - struct zip_fife_int_w1s_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_42_63 : 22; - u64 asserts : 42; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 asserts : 42; - u64 reserved_42_63 : 22; -#endif - } s; -}; - -#define ZIP_FIFE_INT_W1S 0x0080ull - -/** - * union zip_msix_pbax - Represents the register that is the MSI-X PBA table - * - * The bit number is indexed by the ZIP_INT_VEC_E enumeration. - */ -union zip_msix_pbax { - u64 u_reg64; - struct zip_msix_pbax_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 pend : 64; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 pend : 64; -#endif - } s; -}; - -static inline u64 ZIP_MSIX_PBAX(u64 param1) -{ - if (param1 == 0) - return 0x0000838000FF0000ull; - pr_err("ZIP_MSIX_PBAX: %llu\n", param1); - return 0; -} - -/** - * union zip_msix_vecx_addr - Represents the register that is the MSI-X vector - * table, indexed by the ZIP_INT_VEC_E enumeration. - */ -union zip_msix_vecx_addr { - u64 u_reg64; - struct zip_msix_vecx_addr_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_49_63 : 15; - u64 addr : 47; - u64 reserved_1_1 : 1; - u64 secvec : 1; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 secvec : 1; - u64 reserved_1_1 : 1; - u64 addr : 47; - u64 reserved_49_63 : 15; -#endif - } s; -}; - -static inline u64 ZIP_MSIX_VECX_ADDR(u64 param1) -{ - if (param1 <= 17) - return 0x0000838000F00000ull + (param1 & 31) * 0x10ull; - pr_err("ZIP_MSIX_VECX_ADDR: %llu\n", param1); - return 0; -} - -/** - * union zip_msix_vecx_ctl - Represents the register that is the MSI-X vector - * table, indexed by the ZIP_INT_VEC_E enumeration. - */ -union zip_msix_vecx_ctl { - u64 u_reg64; - struct zip_msix_vecx_ctl_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_33_63 : 31; - u64 mask : 1; - u64 reserved_20_31 : 12; - u64 data : 20; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 data : 20; - u64 reserved_20_31 : 12; - u64 mask : 1; - u64 reserved_33_63 : 31; -#endif - } s; -}; - -static inline u64 ZIP_MSIX_VECX_CTL(u64 param1) -{ - if (param1 <= 17) - return 0x0000838000F00008ull + (param1 & 31) * 0x10ull; - pr_err("ZIP_MSIX_VECX_CTL: %llu\n", param1); - return 0; -} - -/** - * union zip_quex_done - Represents the registers that contain the per-queue - * instruction done count. - */ -union zip_quex_done { - u64 u_reg64; - struct zip_quex_done_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_20_63 : 44; - u64 done : 20; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 done : 20; - u64 reserved_20_63 : 44; -#endif - } s; -}; - -static inline u64 ZIP_QUEX_DONE(u64 param1) -{ - if (param1 <= 7) - return 0x2000ull + (param1 & 7) * 0x8ull; - pr_err("ZIP_QUEX_DONE: %llu\n", param1); - return 0; -} - -/** - * union zip_quex_done_ack - Represents the registers on write to which will - * decrement the per-queue instructiona done count. - */ -union zip_quex_done_ack { - u64 u_reg64; - struct zip_quex_done_ack_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_20_63 : 44; - u64 done_ack : 20; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 done_ack : 20; - u64 reserved_20_63 : 44; -#endif - } s; -}; - -static inline u64 ZIP_QUEX_DONE_ACK(u64 param1) -{ - if (param1 <= 7) - return 0x2200ull + (param1 & 7) * 0x8ull; - pr_err("ZIP_QUEX_DONE_ACK: %llu\n", param1); - return 0; -} - -/** - * union zip_quex_done_ena_w1c - Represents the register which when written - * 1 to will disable the DONEINT interrupt for the queue. - */ -union zip_quex_done_ena_w1c { - u64 u_reg64; - struct zip_quex_done_ena_w1c_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_1_63 : 63; - u64 done_ena : 1; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 done_ena : 1; - u64 reserved_1_63 : 63; -#endif - } s; -}; - -static inline u64 ZIP_QUEX_DONE_ENA_W1C(u64 param1) -{ - if (param1 <= 7) - return 0x2600ull + (param1 & 7) * 0x8ull; - pr_err("ZIP_QUEX_DONE_ENA_W1C: %llu\n", param1); - return 0; -} - -/** - * union zip_quex_done_ena_w1s - Represents the register that when written 1 to - * will enable the DONEINT interrupt for the queue. - */ -union zip_quex_done_ena_w1s { - u64 u_reg64; - struct zip_quex_done_ena_w1s_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_1_63 : 63; - u64 done_ena : 1; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 done_ena : 1; - u64 reserved_1_63 : 63; -#endif - } s; -}; - -static inline u64 ZIP_QUEX_DONE_ENA_W1S(u64 param1) -{ - if (param1 <= 7) - return 0x2400ull + (param1 & 7) * 0x8ull; - pr_err("ZIP_QUEX_DONE_ENA_W1S: %llu\n", param1); - return 0; -} - -/** - * union zip_quex_done_wait - Represents the register that specifies the per - * queue interrupt coalescing settings. - */ -union zip_quex_done_wait { - u64 u_reg64; - struct zip_quex_done_wait_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_48_63 : 16; - u64 time_wait : 16; - u64 reserved_20_31 : 12; - u64 num_wait : 20; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 num_wait : 20; - u64 reserved_20_31 : 12; - u64 time_wait : 16; - u64 reserved_48_63 : 16; -#endif - } s; -}; - -static inline u64 ZIP_QUEX_DONE_WAIT(u64 param1) -{ - if (param1 <= 7) - return 0x2800ull + (param1 & 7) * 0x8ull; - pr_err("ZIP_QUEX_DONE_WAIT: %llu\n", param1); - return 0; -} - -/** - * union zip_quex_doorbell - Represents doorbell registers for the ZIP - * instruction queues. - */ -union zip_quex_doorbell { - u64 u_reg64; - struct zip_quex_doorbell_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_20_63 : 44; - u64 dbell_cnt : 20; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 dbell_cnt : 20; - u64 reserved_20_63 : 44; -#endif - } s; -}; - -static inline u64 ZIP_QUEX_DOORBELL(u64 param1) -{ - if (param1 <= 7) - return 0x4000ull + (param1 & 7) * 0x8ull; - pr_err("ZIP_QUEX_DOORBELL: %llu\n", param1); - return 0; -} - -union zip_quex_err_ena_w1c { - u64 u_reg64; - struct zip_quex_err_ena_w1c_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_5_63 : 59; - u64 mdbe : 1; - u64 nwrp : 1; - u64 nrrp : 1; - u64 irde : 1; - u64 dovf : 1; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 dovf : 1; - u64 irde : 1; - u64 nrrp : 1; - u64 nwrp : 1; - u64 mdbe : 1; - u64 reserved_5_63 : 59; -#endif - } s; -}; - -static inline u64 ZIP_QUEX_ERR_ENA_W1C(u64 param1) -{ - if (param1 <= 7) - return 0x3600ull + (param1 & 7) * 0x8ull; - pr_err("ZIP_QUEX_ERR_ENA_W1C: %llu\n", param1); - return 0; -} - -union zip_quex_err_ena_w1s { - u64 u_reg64; - struct zip_quex_err_ena_w1s_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_5_63 : 59; - u64 mdbe : 1; - u64 nwrp : 1; - u64 nrrp : 1; - u64 irde : 1; - u64 dovf : 1; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 dovf : 1; - u64 irde : 1; - u64 nrrp : 1; - u64 nwrp : 1; - u64 mdbe : 1; - u64 reserved_5_63 : 59; -#endif - } s; -}; - -static inline u64 ZIP_QUEX_ERR_ENA_W1S(u64 param1) -{ - if (param1 <= 7) - return 0x3400ull + (param1 & 7) * 0x8ull; - pr_err("ZIP_QUEX_ERR_ENA_W1S: %llu\n", param1); - return 0; -} - -/** - * union zip_quex_err_int - Represents registers that contain the per-queue - * error interrupts. - */ -union zip_quex_err_int { - u64 u_reg64; - struct zip_quex_err_int_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_5_63 : 59; - u64 mdbe : 1; - u64 nwrp : 1; - u64 nrrp : 1; - u64 irde : 1; - u64 dovf : 1; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 dovf : 1; - u64 irde : 1; - u64 nrrp : 1; - u64 nwrp : 1; - u64 mdbe : 1; - u64 reserved_5_63 : 59; -#endif - } s; -}; - -static inline u64 ZIP_QUEX_ERR_INT(u64 param1) -{ - if (param1 <= 7) - return 0x3000ull + (param1 & 7) * 0x8ull; - pr_err("ZIP_QUEX_ERR_INT: %llu\n", param1); - return 0; -} - -/* NCB - zip_que#_err_int_w1s */ -union zip_quex_err_int_w1s { - u64 u_reg64; - struct zip_quex_err_int_w1s_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_5_63 : 59; - u64 mdbe : 1; - u64 nwrp : 1; - u64 nrrp : 1; - u64 irde : 1; - u64 dovf : 1; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 dovf : 1; - u64 irde : 1; - u64 nrrp : 1; - u64 nwrp : 1; - u64 mdbe : 1; - u64 reserved_5_63 : 59; -#endif - } s; -}; - -static inline u64 ZIP_QUEX_ERR_INT_W1S(u64 param1) -{ - if (param1 <= 7) - return 0x3200ull + (param1 & 7) * 0x8ull; - pr_err("ZIP_QUEX_ERR_INT_W1S: %llu\n", param1); - return 0; -} - -/** - * union zip_quex_gcfg - Represents the registers that reflect status of the - * zip instruction queues,debug use only. - */ -union zip_quex_gcfg { - u64 u_reg64; - struct zip_quex_gcfg_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_4_63 : 60; - u64 iqb_ldwb : 1; - u64 cbw_sty : 1; - u64 l2ld_cmd : 2; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 l2ld_cmd : 2; - u64 cbw_sty : 1; - u64 iqb_ldwb : 1; - u64 reserved_4_63 : 60; -#endif - } s; -}; - -static inline u64 ZIP_QUEX_GCFG(u64 param1) -{ - if (param1 <= 7) - return 0x1A00ull + (param1 & 7) * 0x8ull; - pr_err("ZIP_QUEX_GCFG: %llu\n", param1); - return 0; -} - -/** - * union zip_quex_map - Represents the registers that control how each - * instruction queue maps to zip cores. - */ -union zip_quex_map { - u64 u_reg64; - struct zip_quex_map_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_2_63 : 62; - u64 zce : 2; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 zce : 2; - u64 reserved_2_63 : 62; -#endif - } s; -}; - -static inline u64 ZIP_QUEX_MAP(u64 param1) -{ - if (param1 <= 7) - return 0x1400ull + (param1 & 7) * 0x8ull; - pr_err("ZIP_QUEX_MAP: %llu\n", param1); - return 0; -} - -/** - * union zip_quex_sbuf_addr - Represents the registers that set the buffer - * parameters for the instruction queues. - * - * When quiescent (i.e. outstanding doorbell count is 0), it is safe to rewrite - * this register to effectively reset the command buffer state machine. - * These registers must be programmed after SW programs the corresponding - * ZIP_QUE(0..7)_SBUF_CTL. - */ -union zip_quex_sbuf_addr { - u64 u_reg64; - struct zip_quex_sbuf_addr_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_49_63 : 15; - u64 ptr : 42; - u64 off : 7; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 off : 7; - u64 ptr : 42; - u64 reserved_49_63 : 15; -#endif - } s; -}; - -static inline u64 ZIP_QUEX_SBUF_ADDR(u64 param1) -{ - if (param1 <= 7) - return 0x1000ull + (param1 & 7) * 0x8ull; - pr_err("ZIP_QUEX_SBUF_ADDR: %llu\n", param1); - return 0; -} - -/** - * union zip_quex_sbuf_ctl - Represents the registers that set the buffer - * parameters for the instruction queues. - * - * When quiescent (i.e. outstanding doorbell count is 0), it is safe to rewrite - * this register to effectively reset the command buffer state machine. - * These registers must be programmed before SW programs the corresponding - * ZIP_QUE(0..7)_SBUF_ADDR. - */ -union zip_quex_sbuf_ctl { - u64 u_reg64; - struct zip_quex_sbuf_ctl_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_45_63 : 19; - u64 size : 13; - u64 inst_be : 1; - u64 reserved_24_30 : 7; - u64 stream_id : 8; - u64 reserved_12_15 : 4; - u64 aura : 12; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 aura : 12; - u64 reserved_12_15 : 4; - u64 stream_id : 8; - u64 reserved_24_30 : 7; - u64 inst_be : 1; - u64 size : 13; - u64 reserved_45_63 : 19; -#endif - } s; -}; - -static inline u64 ZIP_QUEX_SBUF_CTL(u64 param1) -{ - if (param1 <= 7) - return 0x1200ull + (param1 & 7) * 0x8ull; - pr_err("ZIP_QUEX_SBUF_CTL: %llu\n", param1); - return 0; -} - -/** - * union zip_que_ena - Represents queue enable register - * - * If a queue is disabled, ZIP_CTL stops fetching instructions from the queue. - */ -union zip_que_ena { - u64 u_reg64; - struct zip_que_ena_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_8_63 : 56; - u64 ena : 8; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 ena : 8; - u64 reserved_8_63 : 56; -#endif - } s; -}; - -#define ZIP_QUE_ENA 0x0500ull - -/** - * union zip_que_pri - Represents the register that defines the priority - * between instruction queues. - */ -union zip_que_pri { - u64 u_reg64; - struct zip_que_pri_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_8_63 : 56; - u64 pri : 8; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 pri : 8; - u64 reserved_8_63 : 56; -#endif - } s; -}; - -#define ZIP_QUE_PRI 0x0508ull - -/** - * union zip_throttle - Represents the register that controls the maximum - * number of in-flight X2I data fetch transactions. - * - * Writing 0 to this register causes the ZIP module to temporarily suspend NCB - * accesses; it is not recommended for normal operation, but may be useful for - * diagnostics. - */ -union zip_throttle { - u64 u_reg64; - struct zip_throttle_s { -#if defined(__BIG_ENDIAN_BITFIELD) - u64 reserved_6_63 : 58; - u64 ld_infl : 6; -#elif defined(__LITTLE_ENDIAN_BITFIELD) - u64 ld_infl : 6; - u64 reserved_6_63 : 58; -#endif - } s; -}; - -#define ZIP_THROTTLE 0x0010ull - -#endif /* _CSRS_ZIP__ */