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| author |   Kai Ye <yekai13@huawei.com> | 2020-07-07 09:15:38 +0800 |
|---|---|---|
| committer |   Herbert Xu <herbert@gondor.apana.org.au> | 2020-07-16 21:49:00 +1000 |
| commit | 9597efc3aed1ba8ad632e4987b1ee08af7ca943f (patch) | |
| tree | 8022ae6bcdadc9c4ca643a5c4120accca9124c75 /drivers/crypto/hisilicon/sec2/sec_main.c | |
| parent | crypto: hisilicon/sec2 - clear SEC debug regs (diff) | |
| download | linux-dev-9597efc3aed1ba8ad632e4987b1ee08af7ca943f.tar.xz linux-dev-9597efc3aed1ba8ad632e4987b1ee08af7ca943f.zip | |
crypto:hisilicon/sec2 - update busy processing logic
As before, if a SEC queue is at the 'fake busy' status,
the request with a 'fake busy' flag will be sent into hardware
and the sending function returns busy. After the request is
finished, SEC driver's call back will identify the 'fake busy' flag,
and notifies the user that hardware is not busy now by calling
user's call back function.
Now, a request sent into busy hardware will be cached in the
SEC queue's backlog, return '-EBUSY' to user.
After the request being finished, the cached requests will
be processed in the call back function. to notify the
corresponding user that SEC queue can process more requests.
Signed-off-by: Kai Ye <yekai13@huawei.com>
Reviewed-by: Longfang Liu <liulongfang@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/hisilicon/sec2/sec_main.c')
| -rw-r--r-- | drivers/crypto/hisilicon/sec2/sec_main.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/crypto/hisilicon/sec2/sec_main.c b/drivers/crypto/hisilicon/sec2/sec_main.c index d5f0589a1b0d..109e7400f898 100644 --- a/drivers/crypto/hisilicon/sec2/sec_main.c +++ b/drivers/crypto/hisilicon/sec2/sec_main.c @@ -122,6 +122,7 @@ static struct sec_dfx_item sec_dfx_labels[] = { {"send_cnt", offsetof(struct sec_dfx, send_cnt)}, {"recv_cnt", offsetof(struct sec_dfx, recv_cnt)}, {"send_busy_cnt", offsetof(struct sec_dfx, send_busy_cnt)}, + {"recv_busy_cnt", offsetof(struct sec_dfx, recv_busy_cnt)}, {"err_bd_cnt", offsetof(struct sec_dfx, err_bd_cnt)}, {"invalid_req_cnt", offsetof(struct sec_dfx, invalid_req_cnt)}, {"done_flag_cnt", offsetof(struct sec_dfx, done_flag_cnt)}, |