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Date: Sat, 13 Aug 2022 17:58:17 +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: [PATCH] crypto: hisilicon/zip - some misc cleanup
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);
--
2.24.0
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