From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 6BA19A0548; Tue, 11 Oct 2022 20:57:27 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id AE4C442B78; Tue, 11 Oct 2022 20:57:23 +0200 (CEST) Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by mails.dpdk.org (Postfix) with ESMTP id 5FE1E40146; Tue, 11 Oct 2022 20:57:21 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1665514641; x=1697050641; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=V+ykQ/ehOIDiJUKhgJF/OlqSQvYsWEersLaqtJEIh2c=; b=TqHPqD+zG5ez4FcgqF4Uvjblo82Q5wjNKpEQWp3xd1V+9st7iF3rreoD FA02alYXjvwcyCS+22xTuwWGehpIzOXlyOwLuA7YrEVwsaklSpDXt0dtb Xtzv0cpn56mctf/fXxnP9K7p8maXofI+Q6zY/UPhB67MJtvskECHHaAs9 OZSf2LhYgNIbleyOkkotbhJzNJ7fqbXF5HQCWlAdv6EMyxa9Ovx9UtAgJ /PT4pQmk9O0JDJDwtDXb1n4nPgp0ml1ccNkW5dPC3l2T6V9b+if/HWqJh pbExtwLAhZFkGFNrh/zpMi/+DaIlHSi+yj/yayY6XimLICxA3vzfsSxHa w==; X-IronPort-AV: E=McAfee;i="6500,9779,10497"; a="284981608" X-IronPort-AV: E=Sophos;i="5.95,177,1661842800"; d="scan'208";a="284981608" Received: from orsmga006.jf.intel.com ([10.7.209.51]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Oct 2022 11:57:20 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10497"; a="604261509" X-IronPort-AV: E=Sophos;i="5.95,177,1661842800"; d="scan'208";a="604261509" Received: from unknown (HELO csl-npg-qt0.la.intel.com) ([10.233.181.103]) by orsmga006.jf.intel.com with ESMTP; 11 Oct 2022 11:57:19 -0700 From: Hernan Vargas To: dev@dpdk.org, gakhil@marvell.com, trix@redhat.com, maxime.coquelin@redhat.com Cc: nicolas.chautru@intel.com, qi.z.zhang@intel.com, Hernan Vargas , stable@dpdk.org Subject: [PATCH v3 01/30] baseband/acc100: fix ring availability calculation Date: Tue, 11 Oct 2022 19:53:17 -0700 Message-Id: <20221012025346.204394-2-hernan.vargas@intel.com> X-Mailer: git-send-email 2.37.1 In-Reply-To: <20221012025346.204394-1-hernan.vargas@intel.com> References: <20221012025346.204394-1-hernan.vargas@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Refactor of the queue availability computation to prevent the application to dequeue more than what may have been enqueued. Fixes: 5ad5060f8f7 ("baseband/acc100: add LDPC processing functions") Cc: stable@dpdk.org Signed-off-by: Hernan Vargas --- drivers/baseband/acc/rte_acc100_pmd.c | 25 +++++++++++++------------ 1 file changed, 13 insertions(+), 12 deletions(-) diff --git a/drivers/baseband/acc/rte_acc100_pmd.c b/drivers/baseband/acc/rte_acc100_pmd.c index e84d9f2511..733766ad3e 100644 --- a/drivers/baseband/acc/rte_acc100_pmd.c +++ b/drivers/baseband/acc/rte_acc100_pmd.c @@ -2876,7 +2876,7 @@ acc100_enqueue_enc_cb(struct rte_bbdev_queue_data *q_data, struct rte_bbdev_enc_op **ops, uint16_t num) { struct acc_queue *q = q_data->queue_private; - int32_t avail = q->sw_ring_depth + q->sw_ring_tail - q->sw_ring_head; + int32_t avail = acc_ring_avail_enq(q); uint16_t i; union acc_dma_desc *desc; int ret; @@ -2915,7 +2915,7 @@ acc100_enqueue_ldpc_enc_cb(struct rte_bbdev_queue_data *q_data, struct rte_bbdev_enc_op **ops, uint16_t num) { struct acc_queue *q = q_data->queue_private; - int32_t avail = q->sw_ring_depth + q->sw_ring_tail - q->sw_ring_head; + int32_t avail = acc_ring_avail_enq(q); uint16_t i = 0; union acc_dma_desc *desc; int ret, desc_idx = 0; @@ -2966,7 +2966,7 @@ acc100_enqueue_enc_tb(struct rte_bbdev_queue_data *q_data, struct rte_bbdev_enc_op **ops, uint16_t num) { struct acc_queue *q = q_data->queue_private; - int32_t avail = q->sw_ring_depth + q->sw_ring_tail - q->sw_ring_head; + int32_t avail = acc_ring_avail_enq(q); uint16_t i, enqueued_cbs = 0; uint8_t cbs_in_tb; int ret; @@ -3028,7 +3028,7 @@ acc100_enqueue_dec_cb(struct rte_bbdev_queue_data *q_data, struct rte_bbdev_dec_op **ops, uint16_t num) { struct acc_queue *q = q_data->queue_private; - int32_t avail = q->sw_ring_depth + q->sw_ring_tail - q->sw_ring_head; + int32_t avail = acc_ring_avail_enq(q); uint16_t i; union acc_dma_desc *desc; int ret; @@ -3068,7 +3068,7 @@ acc100_enqueue_ldpc_dec_tb(struct rte_bbdev_queue_data *q_data, struct rte_bbdev_dec_op **ops, uint16_t num) { struct acc_queue *q = q_data->queue_private; - int32_t avail = q->sw_ring_depth + q->sw_ring_tail - q->sw_ring_head; + int32_t avail = acc_ring_avail_enq(q); uint16_t i, enqueued_cbs = 0; uint8_t cbs_in_tb; int ret; @@ -3101,7 +3101,7 @@ acc100_enqueue_ldpc_dec_cb(struct rte_bbdev_queue_data *q_data, struct rte_bbdev_dec_op **ops, uint16_t num) { struct acc_queue *q = q_data->queue_private; - int32_t avail = q->sw_ring_depth + q->sw_ring_tail - q->sw_ring_head; + int32_t avail = acc_ring_avail_enq(q); uint16_t i; union acc_dma_desc *desc; int ret; @@ -3151,7 +3151,7 @@ acc100_enqueue_dec_tb(struct rte_bbdev_queue_data *q_data, struct rte_bbdev_dec_op **ops, uint16_t num) { struct acc_queue *q = q_data->queue_private; - int32_t avail = q->sw_ring_depth + q->sw_ring_tail - q->sw_ring_head; + int32_t avail = acc_ring_avail_enq(q); uint16_t i, enqueued_cbs = 0; uint8_t cbs_in_tb; int ret; @@ -3526,12 +3526,13 @@ acc100_dequeue_enc(struct rte_bbdev_queue_data *q_data, { struct acc_queue *q = q_data->queue_private; uint16_t dequeue_num; - uint32_t avail = q->sw_ring_head - q->sw_ring_tail; + uint32_t avail = acc_ring_avail_deq(q); uint32_t aq_dequeued = 0; uint16_t i, dequeued_cbs = 0; struct rte_bbdev_enc_op *op; int ret; - + if (avail == 0) + return 0; #ifdef RTE_LIBRTE_BBDEV_DEBUG if (unlikely(ops == NULL || q == NULL)) { rte_bbdev_log_debug("Unexpected undefined pointer"); @@ -3571,7 +3572,7 @@ acc100_dequeue_ldpc_enc(struct rte_bbdev_queue_data *q_data, struct rte_bbdev_enc_op **ops, uint16_t num) { struct acc_queue *q = q_data->queue_private; - uint32_t avail = q->sw_ring_head - q->sw_ring_tail; + uint32_t avail = acc_ring_avail_deq(q); uint32_t aq_dequeued = 0; uint16_t dequeue_num, i, dequeued_cbs = 0, dequeued_descs = 0; int ret; @@ -3611,7 +3612,7 @@ acc100_dequeue_dec(struct rte_bbdev_queue_data *q_data, { struct acc_queue *q = q_data->queue_private; uint16_t dequeue_num; - uint32_t avail = q->sw_ring_head - q->sw_ring_tail; + uint32_t avail = acc_ring_avail_deq(q); uint32_t aq_dequeued = 0; uint16_t i; uint16_t dequeued_cbs = 0; @@ -3656,7 +3657,7 @@ acc100_dequeue_ldpc_dec(struct rte_bbdev_queue_data *q_data, { struct acc_queue *q = q_data->queue_private; uint16_t dequeue_num; - uint32_t avail = q->sw_ring_head - q->sw_ring_tail; + uint32_t avail = acc_ring_avail_deq(q); uint32_t aq_dequeued = 0; uint16_t i; uint16_t dequeued_cbs = 0; -- 2.37.1