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crypto: ccree - cc_do_send_request() is void func 

cc_do_send_request() cannot fail and always returns
-EINPROGRESS. Turn it into a void function and simplify
code.

Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Gilad Ben-Yossef 2020-01-16 12:14:41 +02:00 committed by Herbert Xu
parent cedca59fae
commit 8b0c4366cb
1 changed files with 11 additions and 25 deletions
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36
drivers/crypto/ccree/cc_request_mgr.c
View File

@ -275,12 +275,11 @@ static int cc_queues_status(struct cc_drvdata *drvdata,
* \param len The crypto sequence length
* \param add_comp If "true": add an artificial dout DMA to mark completion
*
* \return int Returns -EINPROGRESS or error code
*/
static int cc_do_send_request(struct cc_drvdata *drvdata,
struct cc_crypto_req *cc_req,
struct cc_hw_desc *desc, unsigned int len,
bool add_comp)
static void cc_do_send_request(struct cc_drvdata *drvdata,
struct cc_crypto_req *cc_req,
struct cc_hw_desc *desc, unsigned int len,
bool add_comp)
{
struct cc_req_mgr_handle *req_mgr_h = drvdata->request_mgr_handle;
unsigned int used_sw_slots;
@ -328,9 +327,6 @@ static int cc_do_send_request(struct cc_drvdata *drvdata,
/* Update the free slots in HW queue */
req_mgr_h->q_free_slots -= total_seq_len;
}
/* Operation still in process */
return -EINPROGRESS;
}
static void cc_enqueue_backlog(struct cc_drvdata *drvdata,
@ -390,16 +386,10 @@ static void cc_proc_backlog(struct cc_drvdata *drvdata)
return;
}
rc = cc_do_send_request(drvdata, &bli->creq, bli->desc,
bli->len, false);
cc_do_send_request(drvdata, &bli->creq, bli->desc, bli->len,
false);
spin_unlock(&mgr->hw_lock);
if (rc != -EINPROGRESS) {
cc_pm_put_suspend(dev);
creq->user_cb(dev, req, rc);
}
/* Remove ourselves from the backlog list */
spin_lock(&mgr->bl_lock);
list_del(&bli->list);
@ -452,8 +442,10 @@ int cc_send_request(struct cc_drvdata *drvdata, struct cc_crypto_req *cc_req,
return -EBUSY;
}
if (!rc)
rc = cc_do_send_request(drvdata, cc_req, desc, len, false);
if (!rc) {
cc_do_send_request(drvdata, cc_req, desc, len, false);
rc = -EINPROGRESS;
}
spin_unlock_bh(&mgr->hw_lock);
return rc;
@ -493,14 +485,8 @@ int cc_send_sync_request(struct cc_drvdata *drvdata,
reinit_completion(&drvdata->hw_queue_avail);
}
rc = cc_do_send_request(drvdata, cc_req, desc, len, true);
cc_do_send_request(drvdata, cc_req, desc, len, true);
spin_unlock_bh(&mgr->hw_lock);
if (rc != -EINPROGRESS) {
cc_pm_put_suspend(dev);
return rc;
}
wait_for_completion(&cc_req->seq_compl);
return 0;
}