From patchwork Mon Jun 21 15:04:36 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tomasz Duszynski X-Patchwork-Id: 94644 X-Patchwork-Delegate: thomas@monjalon.net Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 479A4A0547; Mon, 21 Jun 2021 17:07:21 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 694724121E; Mon, 21 Jun 2021 17:05:58 +0200 (CEST) Received: from mx0b-0016f401.pphosted.com (mx0a-0016f401.pphosted.com [67.231.148.174]) by mails.dpdk.org (Postfix) with ESMTP id 88C8741199 for ; Mon, 21 Jun 2021 17:05:56 +0200 (CEST) Received: from pps.filterd (m0045849.ppops.net [127.0.0.1]) by mx0a-0016f401.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 15LF5D0k008464; Mon, 21 Jun 2021 08:05:53 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=pfpt0220; bh=Yz7JCwNNAw2G6r83aL7Gm+vh2s8K5I0e6YkJEBmfDJQ=; b=iEgSIGxM0iebqzcKo45MVn69nalCu3pM/pM4Te9G6623pArWB1xGxeS7VYrzih5UzqIK RWoo+oFoV54DttTrIQ6AGXGzcVfL1JXzlvPlNOXXCqIbnZ/5g5hl2i0HnHdDyWXb9YZU AIYOk4uW7ZtlrbVRbKyMwfhzQDvfpGKU1syB1453XC40QbeYTMhMQZ2VdlNcAKZb7vxT 7SvoBHKvXC2gTibSbvgnsvzlOx/NZ0R0dSVUIvb6VfhgZfFct5Fnv3a51FCXZgp9ejvX w55pkEdHGZXPY8AVmnEilJ+JFnoocLGcr38IEN8CIkLAH8mQ/wpjNCv14w5CrvS27Upa Uw== Received: from dc5-exch02.marvell.com ([199.233.59.182]) by mx0a-0016f401.pphosted.com with ESMTP id 39aj2xja2g-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Mon, 21 Jun 2021 08:05:53 -0700 Received: from DC5-EXCH02.marvell.com (10.69.176.39) by DC5-EXCH02.marvell.com (10.69.176.39) with Microsoft SMTP Server (TLS) id 15.0.1497.18; Mon, 21 Jun 2021 08:05:52 -0700 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH02.marvell.com (10.69.176.39) with Microsoft SMTP Server id 15.0.1497.18 via Frontend Transport; Mon, 21 Jun 2021 08:05:52 -0700 Received: from EH-LT0048.marvell.com (unknown [10.193.32.52]) by maili.marvell.com (Postfix) with ESMTP id C37713F705E; Mon, 21 Jun 2021 08:05:49 -0700 (PDT) From: Tomasz Duszynski To: Nithin Dabilpuram , Kiran Kumar K , Sunil Kumar Kori , Satha Rao , Ray Kinsella , Neil Horman CC: , , Tomasz Duszynski , Jakub Palider , Jerin Jacob Date: Mon, 21 Jun 2021 17:04:36 +0200 Message-ID: <20210621150449.19070-20-tduszynski@marvell.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210621150449.19070-1-tduszynski@marvell.com> References: <20210531214142.30167-1-tduszynski@marvell.com> <20210621150449.19070-1-tduszynski@marvell.com> MIME-Version: 1.0 X-Proofpoint-GUID: R6-AVSqAV5u0KfRYYwYD8sl9EgAagCGD X-Proofpoint-ORIG-GUID: R6-AVSqAV5u0KfRYYwYD8sl9EgAagCGD X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.391, 18.0.790 definitions=2021-06-21_06:2021-06-21, 2021-06-21 signatures=0 Subject: [dpdk-dev] [PATCH v3 19/32] common/cnxk: support for removing irq stack 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 Sender: "dev" Add support for removing existing irq stack. Signed-off-by: Jakub Palider Signed-off-by: Tomasz Duszynski Reviewed-by: Jerin Jacob --- drivers/common/cnxk/roc_bphy_irq.c | 30 ++++++++++++++++++++++++++++++ drivers/common/cnxk/roc_bphy_irq.h | 1 + drivers/common/cnxk/version.map | 1 + 3 files changed, 32 insertions(+) diff --git a/drivers/common/cnxk/roc_bphy_irq.c b/drivers/common/cnxk/roc_bphy_irq.c index 04ad129ac..a90c055ff 100644 --- a/drivers/common/cnxk/roc_bphy_irq.c +++ b/drivers/common/cnxk/roc_bphy_irq.c @@ -110,6 +110,36 @@ roc_bphy_intr_fini(struct roc_bphy_irq_chip *irq_chip) plt_free(irq_chip); } +void +roc_bphy_irq_stack_remove(int cpu) +{ + struct roc_bphy_irq_stack *curr_stack; + + if (pthread_mutex_lock(&stacks_mutex)) + return; + + STAILQ_FOREACH(curr_stack, &irq_stacks, entries) { + if (curr_stack->cpu == cpu) + break; + } + + if (curr_stack == NULL) + goto leave; + + if (curr_stack->inuse > 0) + curr_stack->inuse--; + + if (curr_stack->inuse == 0) { + STAILQ_REMOVE(&irq_stacks, curr_stack, roc_bphy_irq_stack, + entries); + plt_free(curr_stack->sp_buffer); + plt_free(curr_stack); + } + +leave: + pthread_mutex_unlock(&stacks_mutex); +} + void * roc_bphy_irq_stack_get(int cpu) { diff --git a/drivers/common/cnxk/roc_bphy_irq.h b/drivers/common/cnxk/roc_bphy_irq.h index e66b2aa7c..549a84a7d 100644 --- a/drivers/common/cnxk/roc_bphy_irq.h +++ b/drivers/common/cnxk/roc_bphy_irq.h @@ -23,6 +23,7 @@ struct roc_bphy_irq_chip { __roc_api struct roc_bphy_irq_chip *roc_bphy_intr_init(void); __roc_api void roc_bphy_intr_fini(struct roc_bphy_irq_chip *irq_chip); +__roc_api void roc_bphy_irq_stack_remove(int cpu); __roc_api void *roc_bphy_irq_stack_get(int cpu); __roc_api bool roc_bphy_intr_available(struct roc_bphy_irq_chip *irq_chip, int irq_num); diff --git a/drivers/common/cnxk/version.map b/drivers/common/cnxk/version.map index 542364926..78601fe31 100644 --- a/drivers/common/cnxk/version.map +++ b/drivers/common/cnxk/version.map @@ -26,6 +26,7 @@ INTERNAL { roc_bphy_intr_fini; roc_bphy_intr_init; roc_bphy_irq_stack_get; + roc_bphy_irq_stack_remove; roc_clk_freq_get; roc_error_msg_get; roc_idev_lmt_base_addr_get;