From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 2BC991917DE; Tue, 10 Sep 2024 10:32:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725964359; cv=none; b=Upg6mwLdmxtwa9cRCfjgPadG6bXDdMe1bxruoLbVZhT8y6hmJlqFviQ4Po5nwfaulijQeLhRaRQWvMy09pPnNrNKB8yGOKN/kVAV5zcRVNhuRztMsC4MS8XmNHT+sxhRjLvailRf+uauZ5gIaev8gf7UqHQQ3rtbrIzZTsxZgto= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725964359; c=relaxed/simple; bh=5a/2U4nAVDoJBZ6qcqfdF19s9JcZULs9xepZPdcCrRg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ccGPrB+wX3IAfLzJm2XU8YNpln3fTJxhFkvIg/p+OClDQfb/5ZNT3xgKo2OxjoasG2A5UiqMKygUkMBiRfMfwS/r7JYGVmceFt6uT+aoSIr4jwDtGs1JlK+Th2j0XCtXBMl8Fd1FDjKVABXnHFLlttgTcB96DwvNvRwG1PznoYw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=jgqMLw9o; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="jgqMLw9o" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 49465C4CEC3; Tue, 10 Sep 2024 10:32:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1725964358; bh=5a/2U4nAVDoJBZ6qcqfdF19s9JcZULs9xepZPdcCrRg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=jgqMLw9ojpnekH8Q2hXdIp6b4ICPBeMLbaYxfdEWwwRXao8X2e9KzUWgwBocXIa7C 3tQUzXVmAJGDjTR5hhMshzWp8rzoMkaZwjMT/wkNIRo/NWB1IHQNESBhbGBSaLwlp1 vwdO2rDHOnws97M1bUk7kzHqp+3Ar8ZugJshdcQo= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Shenghao Ding , Mark Brown , Sasha Levin Subject: [PATCH 6.6 156/269] ASoc: TAS2781: replace beXX_to_cpup with get_unaligned_beXX for potentially broken alignment Date: Tue, 10 Sep 2024 11:32:23 +0200 Message-ID: <20240910092613.756698051@linuxfoundation.org> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20240910092608.225137854@linuxfoundation.org> References: <20240910092608.225137854@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.6-stable review patch. If anyone has any objections, please let me know. ------------------ From: Shenghao Ding [ Upstream commit 1cc509edbe23b61e8c245611bd15d88edb635a38 ] Use get_unaligned_be16 instead of be16_to_cpup and get_unaligned_be32 instead of be32_to_cpup for potentially broken alignment. Signed-off-by: Shenghao Ding Link: https://patch.msgid.link/20240707083011.98-1-shenghao-ding@ti.com Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- sound/soc/codecs/tas2781-fmwlib.c | 71 +++++++++++++++---------------- 1 file changed, 35 insertions(+), 36 deletions(-) diff --git a/sound/soc/codecs/tas2781-fmwlib.c b/sound/soc/codecs/tas2781-fmwlib.c index 41ad82a42916..3639dcd0bbb2 100644 --- a/sound/soc/codecs/tas2781-fmwlib.c +++ b/sound/soc/codecs/tas2781-fmwlib.c @@ -21,7 +21,7 @@ #include #include #include - +#include #define ERROR_PRAM_CRCCHK 0x0000000 #define ERROR_YRAM_CRCCHK 0x0000001 @@ -125,8 +125,7 @@ static struct tasdevice_config_info *tasdevice_add_config( /* convert data[offset], data[offset + 1], data[offset + 2] and * data[offset + 3] into host */ - cfg_info->nblocks = - be32_to_cpup((__be32 *)&config_data[config_offset]); + cfg_info->nblocks = get_unaligned_be32(&config_data[config_offset]); config_offset += 4; /* Several kinds of dsp/algorithm firmwares can run on tas2781, @@ -170,14 +169,14 @@ static struct tasdevice_config_info *tasdevice_add_config( } bk_da[i]->yram_checksum = - be16_to_cpup((__be16 *)&config_data[config_offset]); + get_unaligned_be16(&config_data[config_offset]); config_offset += 2; bk_da[i]->block_size = - be32_to_cpup((__be32 *)&config_data[config_offset]); + get_unaligned_be32(&config_data[config_offset]); config_offset += 4; bk_da[i]->n_subblks = - be32_to_cpup((__be32 *)&config_data[config_offset]); + get_unaligned_be32(&config_data[config_offset]); config_offset += 4; @@ -227,7 +226,7 @@ int tasdevice_rca_parser(void *context, const struct firmware *fmw) } buf = (unsigned char *)fmw->data; - fw_hdr->img_sz = be32_to_cpup((__be32 *)&buf[offset]); + fw_hdr->img_sz = get_unaligned_be32(&buf[offset]); offset += 4; if (fw_hdr->img_sz != fmw->size) { dev_err(tas_priv->dev, @@ -238,9 +237,9 @@ int tasdevice_rca_parser(void *context, const struct firmware *fmw) goto out; } - fw_hdr->checksum = be32_to_cpup((__be32 *)&buf[offset]); + fw_hdr->checksum = get_unaligned_be32(&buf[offset]); offset += 4; - fw_hdr->binary_version_num = be32_to_cpup((__be32 *)&buf[offset]); + fw_hdr->binary_version_num = get_unaligned_be32(&buf[offset]); if (fw_hdr->binary_version_num < 0x103) { dev_err(tas_priv->dev, "File version 0x%04x is too low", fw_hdr->binary_version_num); @@ -249,7 +248,7 @@ int tasdevice_rca_parser(void *context, const struct firmware *fmw) goto out; } offset += 4; - fw_hdr->drv_fw_version = be32_to_cpup((__be32 *)&buf[offset]); + fw_hdr->drv_fw_version = get_unaligned_be32(&buf[offset]); offset += 8; fw_hdr->plat_type = buf[offset]; offset += 1; @@ -277,11 +276,11 @@ int tasdevice_rca_parser(void *context, const struct firmware *fmw) for (i = 0; i < TASDEVICE_DEVICE_SUM; i++, offset++) fw_hdr->devs[i] = buf[offset]; - fw_hdr->nconfig = be32_to_cpup((__be32 *)&buf[offset]); + fw_hdr->nconfig = get_unaligned_be32(&buf[offset]); offset += 4; for (i = 0; i < TASDEVICE_CONFIG_SUM; i++) { - fw_hdr->config_size[i] = be32_to_cpup((__be32 *)&buf[offset]); + fw_hdr->config_size[i] = get_unaligned_be32(&buf[offset]); offset += 4; total_config_sz += fw_hdr->config_size[i]; } @@ -330,7 +329,7 @@ static int fw_parse_block_data_kernel(struct tasdevice_fw *tas_fmw, /* convert data[offset], data[offset + 1], data[offset + 2] and * data[offset + 3] into host */ - block->type = be32_to_cpup((__be32 *)&data[offset]); + block->type = get_unaligned_be32(&data[offset]); offset += 4; block->is_pchksum_present = data[offset]; @@ -345,10 +344,10 @@ static int fw_parse_block_data_kernel(struct tasdevice_fw *tas_fmw, block->ychksum = data[offset]; offset++; - block->blk_size = be32_to_cpup((__be32 *)&data[offset]); + block->blk_size = get_unaligned_be32(&data[offset]); offset += 4; - block->nr_subblocks = be32_to_cpup((__be32 *)&data[offset]); + block->nr_subblocks = get_unaligned_be32(&data[offset]); offset += 4; if (offset + block->blk_size > fmw->size) { @@ -381,7 +380,7 @@ static int fw_parse_data_kernel(struct tasdevice_fw *tas_fmw, offset = -EINVAL; goto out; } - img_data->nr_blk = be32_to_cpup((__be32 *)&data[offset]); + img_data->nr_blk = get_unaligned_be32(&data[offset]); offset += 4; img_data->dev_blks = kcalloc(img_data->nr_blk, @@ -477,14 +476,14 @@ static int fw_parse_variable_header_kernel( offset = -EINVAL; goto out; } - fw_hdr->device_family = be16_to_cpup((__be16 *)&buf[offset]); + fw_hdr->device_family = get_unaligned_be16(&buf[offset]); if (fw_hdr->device_family != 0) { dev_err(tas_priv->dev, "%s:not TAS device\n", __func__); offset = -EINVAL; goto out; } offset += 2; - fw_hdr->device = be16_to_cpup((__be16 *)&buf[offset]); + fw_hdr->device = get_unaligned_be16(&buf[offset]); if (fw_hdr->device >= TASDEVICE_DSP_TAS_MAX_DEVICE || fw_hdr->device == 6) { dev_err(tas_priv->dev, "Unsupported dev %d\n", fw_hdr->device); @@ -502,7 +501,7 @@ static int fw_parse_variable_header_kernel( goto out; } - tas_fmw->nr_programs = be32_to_cpup((__be32 *)&buf[offset]); + tas_fmw->nr_programs = get_unaligned_be32(&buf[offset]); offset += 4; if (tas_fmw->nr_programs == 0 || tas_fmw->nr_programs > @@ -521,14 +520,14 @@ static int fw_parse_variable_header_kernel( for (i = 0; i < tas_fmw->nr_programs; i++) { program = &(tas_fmw->programs[i]); - program->prog_size = be32_to_cpup((__be32 *)&buf[offset]); + program->prog_size = get_unaligned_be32(&buf[offset]); offset += 4; } /* Skip the unused prog_size */ offset += 4 * (TASDEVICE_MAXPROGRAM_NUM_KERNEL - tas_fmw->nr_programs); - tas_fmw->nr_configurations = be32_to_cpup((__be32 *)&buf[offset]); + tas_fmw->nr_configurations = get_unaligned_be32(&buf[offset]); offset += 4; /* The max number of config in firmware greater than 4 pieces of @@ -560,7 +559,7 @@ static int fw_parse_variable_header_kernel( for (i = 0; i < tas_fmw->nr_programs; i++) { config = &(tas_fmw->configs[i]); - config->cfg_size = be32_to_cpup((__be32 *)&buf[offset]); + config->cfg_size = get_unaligned_be32(&buf[offset]); offset += 4; } @@ -598,7 +597,7 @@ static int tasdevice_process_block(void *context, unsigned char *data, switch (subblk_typ) { case TASDEVICE_CMD_SING_W: { int i; - unsigned short len = be16_to_cpup((__be16 *)&data[2]); + unsigned short len = get_unaligned_be16(&data[2]); subblk_offset += 2; if (subblk_offset + 4 * len > sublocksize) { @@ -624,7 +623,7 @@ static int tasdevice_process_block(void *context, unsigned char *data, } break; case TASDEVICE_CMD_BURST: { - unsigned short len = be16_to_cpup((__be16 *)&data[2]); + unsigned short len = get_unaligned_be16(&data[2]); subblk_offset += 2; if (subblk_offset + 4 + len > sublocksize) { @@ -665,7 +664,7 @@ static int tasdevice_process_block(void *context, unsigned char *data, is_err = true; break; } - sleep_time = be16_to_cpup((__be16 *)&data[2]) * 1000; + sleep_time = get_unaligned_be16(&data[2]) * 1000; usleep_range(sleep_time, sleep_time + 50); subblk_offset += 2; } @@ -940,7 +939,7 @@ static int fw_parse_variable_hdr(struct tasdevice_priv offset += len; - fw_hdr->device_family = be32_to_cpup((__be32 *)&buf[offset]); + fw_hdr->device_family = get_unaligned_be32(&buf[offset]); if (fw_hdr->device_family != 0) { dev_err(tas_priv->dev, "%s: not TAS device\n", __func__); offset = -EINVAL; @@ -948,7 +947,7 @@ static int fw_parse_variable_hdr(struct tasdevice_priv } offset += 4; - fw_hdr->device = be32_to_cpup((__be32 *)&buf[offset]); + fw_hdr->device = get_unaligned_be32(&buf[offset]); if (fw_hdr->device >= TASDEVICE_DSP_TAS_MAX_DEVICE || fw_hdr->device == 6) { dev_err(tas_priv->dev, "Unsupported dev %d\n", fw_hdr->device); @@ -993,7 +992,7 @@ static int fw_parse_block_data(struct tasdevice_fw *tas_fmw, offset = -EINVAL; goto out; } - block->type = be32_to_cpup((__be32 *)&data[offset]); + block->type = get_unaligned_be32(&data[offset]); offset += 4; if (tas_fmw->fw_hdr.fixed_hdr.drv_ver >= PPC_DRIVER_CRCCHK) { @@ -1018,7 +1017,7 @@ static int fw_parse_block_data(struct tasdevice_fw *tas_fmw, block->is_ychksum_present = 0; } - block->nr_cmds = be32_to_cpup((__be32 *)&data[offset]); + block->nr_cmds = get_unaligned_be32(&data[offset]); offset += 4; n = block->nr_cmds * 4; @@ -1069,7 +1068,7 @@ static int fw_parse_data(struct tasdevice_fw *tas_fmw, goto out; } offset += n; - img_data->nr_blk = be16_to_cpup((__be16 *)&data[offset]); + img_data->nr_blk = get_unaligned_be16(&data[offset]); offset += 2; img_data->dev_blks = kcalloc(img_data->nr_blk, @@ -1106,7 +1105,7 @@ static int fw_parse_program_data(struct tasdevice_priv *tas_priv, offset = -EINVAL; goto out; } - tas_fmw->nr_programs = be16_to_cpup((__be16 *)&buf[offset]); + tas_fmw->nr_programs = get_unaligned_be16(&buf[offset]); offset += 2; if (tas_fmw->nr_programs == 0) { @@ -1173,7 +1172,7 @@ static int fw_parse_configuration_data( offset = -EINVAL; goto out; } - tas_fmw->nr_configurations = be16_to_cpup((__be16 *)&data[offset]); + tas_fmw->nr_configurations = get_unaligned_be16(&data[offset]); offset += 2; if (tas_fmw->nr_configurations == 0) { @@ -1805,7 +1804,7 @@ static int fw_parse_header(struct tasdevice_priv *tas_priv, /* Convert data[offset], data[offset + 1], data[offset + 2] and * data[offset + 3] into host */ - fw_fixed_hdr->fwsize = be32_to_cpup((__be32 *)&buf[offset]); + fw_fixed_hdr->fwsize = get_unaligned_be32(&buf[offset]); offset += 4; if (fw_fixed_hdr->fwsize != fmw->size) { dev_err(tas_priv->dev, "File size not match, %lu %u", @@ -1814,9 +1813,9 @@ static int fw_parse_header(struct tasdevice_priv *tas_priv, goto out; } offset += 4; - fw_fixed_hdr->ppcver = be32_to_cpup((__be32 *)&buf[offset]); + fw_fixed_hdr->ppcver = get_unaligned_be32(&buf[offset]); offset += 8; - fw_fixed_hdr->drv_ver = be32_to_cpup((__be32 *)&buf[offset]); + fw_fixed_hdr->drv_ver = get_unaligned_be32(&buf[offset]); offset += 72; out: @@ -1858,7 +1857,7 @@ static int fw_parse_calibration_data(struct tasdevice_priv *tas_priv, offset = -EINVAL; goto out; } - tas_fmw->nr_calibrations = be16_to_cpup((__be16 *)&data[offset]); + tas_fmw->nr_calibrations = get_unaligned_be16(&data[offset]); offset += 2; if (tas_fmw->nr_calibrations != 1) { -- 2.43.0