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Message-ID: <eee53eb9-6352-8e98-c3bc-923de6aa87fd@huawei.com>
Date: Sat, 13 Aug 2022 18:13:46 +0800
From: Yang Shen <shenyang39@...wei.com>
To: <herbert@...dor.apana.org.au>, <davem@...emloft.net>
CC: <linux-kernel@...r.kernel.org>, <linux-crypto@...r.kernel.org>,
<wangzhou1@...ilicon.com>, <liulongfang@...wei.com>
Subject: Re: [PATCH] crypto: hisilicon/zip - some misc cleanup
Sorry for sending the wrong patch, please ignore this.
On 2022/8/13 17:58, Yang Shen wrote:
> Some cleanup for
>
> Signed-off-by: Yang Shen <shenyang39@...wei.com>
> ---
> drivers/crypto/hisilicon/zip/zip.h | 2 +-
> drivers/crypto/hisilicon/zip/zip_crypto.c | 30 +++++++++++------------
> drivers/crypto/hisilicon/zip/zip_main.c | 10 +++++---
> 3 files changed, 23 insertions(+), 19 deletions(-)
>
> diff --git a/drivers/crypto/hisilicon/zip/zip.h b/drivers/crypto/hisilicon/zip/zip.h
> index 3dfd3bac5a33..f289656e9ac0 100644
> --- a/drivers/crypto/hisilicon/zip/zip.h
> +++ b/drivers/crypto/hisilicon/zip/zip.h
> @@ -81,7 +81,7 @@ struct hisi_zip_sqe {
> u32 rsvd1[4];
> };
>
> -int zip_create_qps(struct hisi_qp **qps, int ctx_num, int node);
> +int zip_create_qps(struct hisi_qp **qps, int qp_num, int node);
> int hisi_zip_register_to_crypto(struct hisi_qm *qm);
> void hisi_zip_unregister_from_crypto(struct hisi_qm *qm);
> #endif
> diff --git a/drivers/crypto/hisilicon/zip/zip_crypto.c b/drivers/crypto/hisilicon/zip/zip_crypto.c
> index ad35434a3fdb..09a823dbf7bc 100644
> --- a/drivers/crypto/hisilicon/zip/zip_crypto.c
> +++ b/drivers/crypto/hisilicon/zip/zip_crypto.c
> @@ -135,7 +135,7 @@ static u16 sgl_sge_nr = HZIP_SGL_SGE_NR;
> module_param_cb(sgl_sge_nr, &sgl_sge_nr_ops, &sgl_sge_nr, 0444);
> MODULE_PARM_DESC(sgl_sge_nr, "Number of sge in sgl(1-255)");
>
> -static u16 get_extra_field_size(const u8 *start)
> +static u32 get_extra_field_size(const u8 *start)
> {
> return *((u16 *)start) + GZIP_HEAD_FEXTRA_XLEN;
> }
> @@ -167,7 +167,7 @@ static u32 __get_gzip_head_size(const u8 *src)
> return size;
> }
>
> -static size_t __maybe_unused get_gzip_head_size(struct scatterlist *sgl)
> +static u32 __maybe_unused get_gzip_head_size(struct scatterlist *sgl)
> {
> char buf[HZIP_GZIP_HEAD_BUF];
>
> @@ -498,7 +498,7 @@ static int hisi_zip_adecompress(struct acomp_req *acomp_req)
> return ret;
> }
>
> -static int hisi_zip_start_qp(struct hisi_qp *qp, struct hisi_zip_qp_ctx *ctx,
> +static int hisi_zip_start_qp(struct hisi_qp *qp, struct hisi_zip_qp_ctx *qp_ctx,
> int alg_type, int req_type)
> {
> struct device *dev = &qp->qm->pdev->dev;
> @@ -506,7 +506,7 @@ static int hisi_zip_start_qp(struct hisi_qp *qp, struct hisi_zip_qp_ctx *ctx,
>
> qp->req_type = req_type;
> qp->alg_type = alg_type;
> - qp->qp_ctx = ctx;
> + qp->qp_ctx = qp_ctx;
>
> ret = hisi_qm_start_qp(qp, 0);
> if (ret < 0) {
> @@ -514,15 +514,15 @@ static int hisi_zip_start_qp(struct hisi_qp *qp, struct hisi_zip_qp_ctx *ctx,
> return ret;
> }
>
> - ctx->qp = qp;
> + qp_ctx->qp = qp;
>
> return 0;
> }
>
> -static void hisi_zip_release_qp(struct hisi_zip_qp_ctx *ctx)
> +static void hisi_zip_release_qp(struct hisi_zip_qp_ctx *qp_ctx)
> {
> - hisi_qm_stop_qp(ctx->qp);
> - hisi_qm_free_qps(&ctx->qp, 1);
> + hisi_qm_stop_qp(qp_ctx->qp);
> + hisi_qm_free_qps(&qp_ctx->qp, 1);
> }
>
> static const struct hisi_zip_sqe_ops hisi_zip_ops_v1 = {
> @@ -594,7 +594,7 @@ static void hisi_zip_ctx_exit(struct hisi_zip_ctx *hisi_zip_ctx)
> {
> int i;
>
> - for (i = 1; i >= 0; i--)
> + for (i = 0; i < HZIP_CTX_Q_NUM; i++)
> hisi_zip_release_qp(&hisi_zip_ctx->qp_ctx[i]);
> }
>
> @@ -613,7 +613,7 @@ static int hisi_zip_create_req_q(struct hisi_zip_ctx *ctx)
> if (i == 0)
> return ret;
>
> - goto err_free_loop0;
> + goto err_free_comp_q;
> }
> rwlock_init(&req_q->req_lock);
>
> @@ -622,19 +622,19 @@ static int hisi_zip_create_req_q(struct hisi_zip_ctx *ctx)
> if (!req_q->q) {
> ret = -ENOMEM;
> if (i == 0)
> - goto err_free_bitmap;
> + goto err_free_comp_bitmap;
> else
> - goto err_free_loop1;
> + goto err_free_decomp_bitmap;
> }
> }
>
> return 0;
>
> -err_free_loop1:
> +err_free_decomp_bitmap:
> bitmap_free(ctx->qp_ctx[HZIP_QPC_DECOMP].req_q.req_bitmap);
> -err_free_loop0:
> +err_free_comp_q:
> kfree(ctx->qp_ctx[HZIP_QPC_COMP].req_q.q);
> -err_free_bitmap:
> +err_free_comp_bitmap:
> bitmap_free(ctx->qp_ctx[HZIP_QPC_COMP].req_q.req_bitmap);
> return ret;
> }
> diff --git a/drivers/crypto/hisilicon/zip/zip_main.c b/drivers/crypto/hisilicon/zip/zip_main.c
> index c3303d99acac..04c8a4c65d77 100644
> --- a/drivers/crypto/hisilicon/zip/zip_main.c
> +++ b/drivers/crypto/hisilicon/zip/zip_main.c
> @@ -586,8 +586,9 @@ static ssize_t hisi_zip_ctrl_debug_write(struct file *filp,
> return len;
>
> tbuf[len] = '\0';
> - if (kstrtoul(tbuf, 0, &val))
> - return -EFAULT;
> + ret = kstrtoul(tbuf, 0, &val);
> + if (ret)
> + return ret;
>
> ret = hisi_qm_get_dfx_access(qm);
> if (ret)
> @@ -976,7 +977,10 @@ static int hisi_zip_pf_probe_init(struct hisi_zip *hisi_zip)
> qm->err_ini = &hisi_zip_err_ini;
> qm->err_ini->err_info_init(qm);
>
> - hisi_zip_set_user_domain_and_cache(qm);
> + ret = hisi_zip_set_user_domain_and_cache(qm);
> + if (ret)
> + return ret;
> +
> hisi_zip_open_sva_prefetch(qm);
> hisi_qm_dev_err_init(qm);
> hisi_zip_debug_regs_clear(qm);
>
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