From: Mattia Milani <mattia.milani@nokia.com>
To: dev@dpdk.org
Subject: Re: [PATCH v2 2/3] baseband/acc: refactor queue status update
Date: Tue, 13 Aug 2024 09:31:08 +0200 [thread overview]
Message-ID: <df0f73c3-abc2-4e73-8e07-9560f0791984@nokia.com> (raw)
In-Reply-To: <e6cb90fc-ea0d-46cf-821e-2a102c66bbf4@nokia.com>
[-- Attachment #1: Type: text/plain, Size: 14618 bytes --]
My bad, please ignore the first comment, I've confused the - and + on
the left side.
sorry for the misunderstanding.
For the second I still think would make more sense to reset the
statistics at
when a queue is started rather than stopped.
On 13/08/2024 09:24, Mattia Milani wrote:
>
> Dear all,
>
> I'm a DPDK newbie, but I hope anyway you are gonna consider my
> comments or help me to understand the code a little bit better.
>
> 1) Aren't you updating the variable two times? for example, in
> 'acc100_enqueue_enc_cb',
> you update both 'enqueued_count' and 'enqueue_err_count' and then
> you call
> 'acc_update_qstat_enqueue' which does exactly the same thing but
> also updates 'enqueue_depth_avail'.
>
> 2) You reset the queue stats when '*_queue_stop' is called, wouldn't
> be better to reset the statistics when a queue is started? so that, if
> I want, I can still access the statistics of a stopped queue to see
> the counters.
>
> All the best, Mattia
>
> On 13/08/2024 01:42, Nicolas Chautru wrote:
>> CAUTION: This is an external email. Please be very careful when clicking links or opening attachments. See the URL nok.it/ext for additional information.
>>
>>
>>
>> Introducing common function for queue stats update
>> within the acc PMDs.
>>
>> Signed-off-by: Nicolas Chautru<nicolas.chautru@intel.com>
>> ---
>> drivers/baseband/acc/acc_common.h | 18 ++++++++
>> drivers/baseband/acc/rte_acc100_pmd.c | 45 ++++++--------------
>> drivers/baseband/acc/rte_vrb_pmd.c | 61 +++++++++------------------
>> 3 files changed, 50 insertions(+), 74 deletions(-)
>>
>> diff --git a/drivers/baseband/acc/acc_common.h b/drivers/baseband/acc/acc_common.h
>> index e249f37e38..06a88360de 100644
>> --- a/drivers/baseband/acc/acc_common.h
>> +++ b/drivers/baseband/acc/acc_common.h
>> @@ -1555,6 +1555,24 @@ acc_aq_avail(struct rte_bbdev_queue_data *q_data, uint16_t num_ops)
>> return aq_avail;
>> }
>>
>> +/* Update queue stats during enqueue. */
>> +static inline void
>> +acc_update_qstat_enqueue(struct rte_bbdev_queue_data *q_data,
>> + uint16_t enq_count, uint16_t enq_err_count)
>> +{
>> + q_data->queue_stats.enqueued_count += enq_count;
>> + q_data->queue_stats.enqueue_err_count += enq_err_count;
>> + q_data->queue_stats.enqueue_depth_avail = acc_aq_avail(q_data, 0);
>> +}
>> +
>> +/* Update queue stats during dequeue. */
>> +static inline void
>> +acc_update_qstat_dequeue(struct rte_bbdev_queue_data *q_data, uint16_t deq_count)
>> +{
>> + q_data->queue_stats.dequeued_count += deq_count;
>> + q_data->queue_stats.enqueue_depth_avail = acc_aq_avail(q_data, 0);
>> +}
>> +
>> /* Calculates number of CBs in processed encoder TB based on 'r' and input
>> * length.
>> */
>> diff --git a/drivers/baseband/acc/rte_acc100_pmd.c b/drivers/baseband/acc/rte_acc100_pmd.c
>> index ab69350080..d2a0a36e12 100644
>> --- a/drivers/baseband/acc/rte_acc100_pmd.c
>> +++ b/drivers/baseband/acc/rte_acc100_pmd.c
>> @@ -892,6 +892,7 @@ acc100_queue_stop(struct rte_bbdev *dev, uint16_t queue_id)
>> dev->data->queues[queue_id].queue_stats.dequeue_err_count = 0;
>> dev->data->queues[queue_id].queue_stats.enqueue_warn_count = 0;
>> dev->data->queues[queue_id].queue_stats.dequeue_warn_count = 0;
>> + dev->data->queues[queue_id].queue_stats.enqueue_depth_avail = 0;
>>
>> return 0;
>> }
>> @@ -3196,9 +3197,7 @@ acc100_enqueue_enc_cb(struct rte_bbdev_queue_data *q_data,
>>
>> acc_dma_enqueue(q, i, &q_data->queue_stats);
>>
>> - /* Update stats */
>> - q_data->queue_stats.enqueued_count += i;
>> - q_data->queue_stats.enqueue_err_count += num - i;
>> + acc_update_qstat_enqueue(q_data, i, num - i);
>> return i;
>> }
>>
>> @@ -3245,9 +3244,7 @@ acc100_enqueue_ldpc_enc_cb(struct rte_bbdev_queue_data *q_data,
>>
>> acc_dma_enqueue(q, desc_idx, &q_data->queue_stats);
>>
>> - /* Update stats */
>> - q_data->queue_stats.enqueued_count += i;
>> - q_data->queue_stats.enqueue_err_count += num - i;
>> + acc_update_qstat_enqueue(q_data, i, num - i);
>>
>> return i;
>> }
>> @@ -3284,9 +3281,7 @@ acc100_enqueue_enc_tb(struct rte_bbdev_queue_data *q_data,
>>
>> acc_dma_enqueue(q, enqueued_cbs, &q_data->queue_stats);
>>
>> - /* Update stats */
>> - q_data->queue_stats.enqueued_count += i;
>> - q_data->queue_stats.enqueue_err_count += num - i;
>> + acc_update_qstat_enqueue(q_data, i, num - i);
>>
>> return i;
>> }
>> @@ -3322,9 +3317,7 @@ acc100_enqueue_ldpc_enc_tb(struct rte_bbdev_queue_data *q_data,
>>
>> acc_dma_enqueue(q, enqueued_descs, &q_data->queue_stats);
>>
>> - /* Update stats. */
>> - q_data->queue_stats.enqueued_count += i;
>> - q_data->queue_stats.enqueue_err_count += num - i;
>> + acc_update_qstat_enqueue(q_data, i, num - i);
>>
>> return i;
>> }
>> @@ -3388,9 +3381,7 @@ acc100_enqueue_dec_cb(struct rte_bbdev_queue_data *q_data,
>>
>> acc_dma_enqueue(q, i, &q_data->queue_stats);
>>
>> - /* Update stats */
>> - q_data->queue_stats.enqueued_count += i;
>> - q_data->queue_stats.enqueue_err_count += num - i;
>> + acc_update_qstat_enqueue(q_data, i, num - i);
>>
>> return i;
>> }
>> @@ -3426,9 +3417,7 @@ acc100_enqueue_ldpc_dec_tb(struct rte_bbdev_queue_data *q_data,
>>
>> acc_dma_enqueue(q, enqueued_cbs, &q_data->queue_stats);
>>
>> - /* Update stats */
>> - q_data->queue_stats.enqueued_count += i;
>> - q_data->queue_stats.enqueue_err_count += num - i;
>> + acc_update_qstat_enqueue(q_data, i, num - i);
>> return i;
>> }
>>
>> @@ -3468,9 +3457,7 @@ acc100_enqueue_ldpc_dec_cb(struct rte_bbdev_queue_data *q_data,
>>
>> acc_dma_enqueue(q, i, &q_data->queue_stats);
>>
>> - /* Update stats */
>> - q_data->queue_stats.enqueued_count += i;
>> - q_data->queue_stats.enqueue_err_count += num - i;
>> + acc_update_qstat_enqueue(q_data, i, num - i);
>> return i;
>> }
>>
>> @@ -3505,9 +3492,7 @@ acc100_enqueue_dec_tb(struct rte_bbdev_queue_data *q_data,
>>
>> acc_dma_enqueue(q, enqueued_cbs, &q_data->queue_stats);
>>
>> - /* Update stats */
>> - q_data->queue_stats.enqueued_count += i;
>> - q_data->queue_stats.enqueue_err_count += num - i;
>> + acc_update_qstat_enqueue(q_data, i, num - i);
>>
>> return i;
>> }
>> @@ -3897,8 +3882,7 @@ acc100_dequeue_enc(struct rte_bbdev_queue_data *q_data,
>> q->aq_dequeued += aq_dequeued;
>> q->sw_ring_tail += dequeued_descs;
>>
>> - /* Update enqueue stats */
>> - q_data->queue_stats.dequeued_count += dequeued_ops;
>> + acc_update_qstat_dequeue(q_data, dequeued_ops);
>>
>> return dequeued_ops;
>> }
>> @@ -3940,8 +3924,7 @@ acc100_dequeue_ldpc_enc(struct rte_bbdev_queue_data *q_data,
>> q->aq_dequeued += aq_dequeued;
>> q->sw_ring_tail += dequeued_descs;
>>
>> - /* Update enqueue stats */
>> - q_data->queue_stats.dequeued_count += dequeued_ops;
>> + acc_update_qstat_dequeue(q_data, dequeued_ops);
>>
>> return dequeued_ops;
>> }
>> @@ -3986,8 +3969,7 @@ acc100_dequeue_dec(struct rte_bbdev_queue_data *q_data,
>> q->aq_dequeued += aq_dequeued;
>> q->sw_ring_tail += dequeued_cbs;
>>
>> - /* Update enqueue stats */
>> - q_data->queue_stats.dequeued_count += i;
>> + acc_update_qstat_dequeue(q_data, i);
>>
>> return i;
>> }
>> @@ -4033,8 +4015,7 @@ acc100_dequeue_ldpc_dec(struct rte_bbdev_queue_data *q_data,
>> q->aq_dequeued += aq_dequeued;
>> q->sw_ring_tail += dequeued_cbs;
>>
>> - /* Update enqueue stats */
>> - q_data->queue_stats.dequeued_count += i;
>> + acc_update_qstat_dequeue(q_data, i);
>>
>> return i;
>> }
>> diff --git a/drivers/baseband/acc/rte_vrb_pmd.c b/drivers/baseband/acc/rte_vrb_pmd.c
>> index 585dc49bd6..630b514f03 100644
>> --- a/drivers/baseband/acc/rte_vrb_pmd.c
>> +++ b/drivers/baseband/acc/rte_vrb_pmd.c
>> @@ -1109,6 +1109,7 @@ vrb_queue_stop(struct rte_bbdev *dev, uint16_t queue_id)
>> dev->data->queues[queue_id].queue_stats.dequeue_err_count = 0;
>> dev->data->queues[queue_id].queue_stats.enqueue_warn_count = 0;
>> dev->data->queues[queue_id].queue_stats.dequeue_warn_count = 0;
>> + dev->data->queues[queue_id].queue_stats.enqueue_depth_avail = 0;
>> return 0;
>> }
>>
>> @@ -2738,9 +2739,7 @@ vrb_enqueue_enc_cb(struct rte_bbdev_queue_data *q_data,
>>
>> acc_dma_enqueue(q, i, &q_data->queue_stats);
>>
>> - /* Update stats */
>> - q_data->queue_stats.enqueued_count += i;
>> - q_data->queue_stats.enqueue_err_count += num - i;
>> + acc_update_qstat_enqueue(q_data, i, num - i);
>> return i;
>> }
>>
>> @@ -2778,9 +2777,7 @@ vrb_enqueue_ldpc_enc_cb(struct rte_bbdev_queue_data *q_data,
>>
>> acc_dma_enqueue(q, desc_idx, &q_data->queue_stats);
>>
>> - /* Update stats. */
>> - q_data->queue_stats.enqueued_count += i;
>> - q_data->queue_stats.enqueue_err_count += num - i;
>> + acc_update_qstat_enqueue(q_data, i, num - i);
>>
>> return i;
>> }
>> @@ -2817,9 +2814,7 @@ vrb_enqueue_enc_tb(struct rte_bbdev_queue_data *q_data,
>>
>> acc_dma_enqueue(q, enqueued_cbs, &q_data->queue_stats);
>>
>> - /* Update stats */
>> - q_data->queue_stats.enqueued_count += i;
>> - q_data->queue_stats.enqueue_err_count += num - i;
>> + acc_update_qstat_enqueue(q_data, i, num - i);
>>
>> return i;
>> }
>> @@ -2864,9 +2859,7 @@ vrb_enqueue_ldpc_enc_tb(struct rte_bbdev_queue_data *q_data,
>>
>> acc_dma_enqueue(q, enqueued_descs, &q_data->queue_stats);
>>
>> - /* Update stats. */
>> - q_data->queue_stats.enqueued_count += i;
>> - q_data->queue_stats.enqueue_err_count += num - i;
>> + acc_update_qstat_enqueue(q_data, i, num - i);
>>
>> return i;
>> }
>> @@ -2926,9 +2919,7 @@ vrb_enqueue_dec_cb(struct rte_bbdev_queue_data *q_data,
>>
>> acc_dma_enqueue(q, i, &q_data->queue_stats);
>>
>> - /* Update stats. */
>> - q_data->queue_stats.enqueued_count += i;
>> - q_data->queue_stats.enqueue_err_count += num - i;
>> + acc_update_qstat_enqueue(q_data, i, num - i);
>>
>> return i;
>> }
>> @@ -2961,9 +2952,7 @@ vrb_enqueue_ldpc_dec_tb(struct rte_bbdev_queue_data *q_data,
>>
>> acc_dma_enqueue(q, enqueued_cbs, &q_data->queue_stats);
>>
>> - /* Update stats. */
>> - q_data->queue_stats.enqueued_count += i;
>> - q_data->queue_stats.enqueue_err_count += num - i;
>> + acc_update_qstat_enqueue(q_data, i, num - i);
>> return i;
>> }
>>
>> @@ -3004,9 +2993,7 @@ vrb_enqueue_ldpc_dec_cb(struct rte_bbdev_queue_data *q_data,
>>
>> acc_dma_enqueue(q, i, &q_data->queue_stats);
>>
>> - /* Update stats. */
>> - q_data->queue_stats.enqueued_count += i;
>> - q_data->queue_stats.enqueue_err_count += num - i;
>> + acc_update_qstat_enqueue(q_data, i, num - i);
>> return i;
>> }
>>
>> @@ -3041,9 +3028,7 @@ vrb_enqueue_dec_tb(struct rte_bbdev_queue_data *q_data,
>>
>> acc_dma_enqueue(q, enqueued_cbs, &q_data->queue_stats);
>>
>> - /* Update stats */
>> - q_data->queue_stats.enqueued_count += i;
>> - q_data->queue_stats.enqueue_err_count += num - i;
>> + acc_update_qstat_enqueue(q_data, i, num - i);
>>
>> return i;
>> }
>> @@ -3453,8 +3438,7 @@ vrb_dequeue_enc(struct rte_bbdev_queue_data *q_data,
>> q->aq_dequeued += aq_dequeued;
>> q->sw_ring_tail += dequeued_descs;
>>
>> - /* Update enqueue stats. */
>> - q_data->queue_stats.dequeued_count += dequeued_ops;
>> + acc_update_qstat_dequeue(q_data, dequeued_ops);
>>
>> return dequeued_ops;
>> }
>> @@ -3496,8 +3480,7 @@ vrb_dequeue_ldpc_enc(struct rte_bbdev_queue_data *q_data,
>> q->aq_dequeued += aq_dequeued;
>> q->sw_ring_tail += dequeued_descs;
>>
>> - /* Update enqueue stats. */
>> - q_data->queue_stats.dequeued_count += dequeued_ops;
>> + acc_update_qstat_dequeue(q_data, dequeued_ops);
>>
>> return dequeued_ops;
>> }
>> @@ -3535,8 +3518,7 @@ vrb_dequeue_dec(struct rte_bbdev_queue_data *q_data,
>> q->aq_dequeued += aq_dequeued;
>> q->sw_ring_tail += dequeued_cbs;
>>
>> - /* Update enqueue stats */
>> - q_data->queue_stats.dequeued_count += i;
>> + acc_update_qstat_dequeue(q_data, i);
>>
>> return i;
>> }
>> @@ -3575,8 +3557,7 @@ vrb_dequeue_ldpc_dec(struct rte_bbdev_queue_data *q_data,
>> q->aq_dequeued += aq_dequeued;
>> q->sw_ring_tail += dequeued_cbs;
>>
>> - /* Update enqueue stats. */
>> - q_data->queue_stats.dequeued_count += i;
>> + acc_update_qstat_dequeue(q_data, i);
>>
>> return i;
>> }
>> @@ -3782,9 +3763,7 @@ vrb_enqueue_fft(struct rte_bbdev_queue_data *q_data,
>>
>> acc_dma_enqueue(q, i, &q_data->queue_stats);
>>
>> - /* Update stats */
>> - q_data->queue_stats.enqueued_count += i;
>> - q_data->queue_stats.enqueue_err_count += num - i;
>> + acc_update_qstat_enqueue(q_data, i, num - i);
>> return i;
>> }
>>
>> @@ -3851,8 +3830,7 @@ vrb_dequeue_fft(struct rte_bbdev_queue_data *q_data,
>>
>> q->aq_dequeued += aq_dequeued;
>> q->sw_ring_tail += dequeued_cbs;
>> - /* Update enqueue stats. */
>> - q_data->queue_stats.dequeued_count += i;
>> + acc_update_qstat_dequeue(q_data, i);
>> return i;
>> }
>>
>> @@ -4106,9 +4084,7 @@ vrb2_enqueue_mldts(struct rte_bbdev_queue_data *q_data,
>>
>> acc_dma_enqueue(q, enqueued_descs, &q_data->queue_stats);
>>
>> - /* Update stats. */
>> - q_data->queue_stats.enqueued_count += i;
>> - q_data->queue_stats.enqueue_err_count += num - i;
>> + acc_update_qstat_enqueue(q_data, i, num - i);
>> return i;
>> }
>>
>> @@ -4207,8 +4183,9 @@ vrb2_dequeue_mldts(struct rte_bbdev_queue_data *q_data,
>>
>> q->aq_dequeued += aq_dequeued;
>> q->sw_ring_tail += dequeued_cbs;
>> - /* Update enqueue stats. */
>> - q_data->queue_stats.dequeued_count += i;
>> +
>> + acc_update_qstat_dequeue(q_data, i);
>> +
>> return i;
>> }
>>
>> --
>> 2.34.1
>>
[-- Attachment #2: Type: text/html, Size: 14836 bytes --]
next prev parent reply other threads:[~2024-08-13 7:31 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-12 23:41 [PATCH v2 0/3] bbdev: sdditional queue stats Nicolas Chautru
2024-08-12 23:41 ` [PATCH v2 1/3] bbdev: new queue stat for available enqueue depth Nicolas Chautru
2024-09-10 15:16 ` Maxime Coquelin
2024-08-12 23:42 ` [PATCH v2 2/3] baseband/acc: refactor queue status update Nicolas Chautru
2024-08-13 7:24 ` Mattia Milani
2024-08-13 7:31 ` Mattia Milani [this message]
2024-09-10 15:26 ` Maxime Coquelin
2024-08-12 23:42 ` [PATCH v2 3/3] test/bbdev: update for queue stats Nicolas Chautru
2024-09-10 15:32 ` Maxime Coquelin
2024-08-13 7:22 ` [PATCH v2 0/3] bbdev: sdditional " Hemant Agrawal
2024-09-13 13:50 ` Maxime Coquelin
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=df0f73c3-abc2-4e73-8e07-9560f0791984@nokia.com \
--to=mattia.milani@nokia.com \
--cc=dev@dpdk.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).