From patchwork Fri Jun 28 07:49:57 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pavan Nikhilesh Bhagavatula X-Patchwork-Id: 55553 X-Patchwork-Delegate: jerinj@marvell.com Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 660A41B9EF; Fri, 28 Jun 2019 09:51:24 +0200 (CEST) Received: from mx0b-0016f401.pphosted.com (mx0b-0016f401.pphosted.com [67.231.156.173]) by dpdk.org (Postfix) with ESMTP id 0FB061B9C4 for ; Fri, 28 Jun 2019 09:51:06 +0200 (CEST) Received: from pps.filterd (m0045851.ppops.net [127.0.0.1]) by mx0b-0016f401.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x5S7oUA5025385 for ; Fri, 28 Jun 2019 00:51:06 -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=pfpt0818; bh=utjSNRC0hhjBwgRykYmtClWSiMmGih2ASsCnKSfb7IE=; b=IfEF75IXOlyLn9pJ7hohGkO2utlHhD4NtKVZOauuHr0/88+xVWZ5GOez6bKIGnN0dn/4 29Ptah8/RGLoY9PBGu3Y/pFFo2pG4CrK7UQdOU5WzNh5RBkGjnQShc7xeBmPUuvuwXmk 4NPX61UBODCwITDra1QBJPI4JHzp31SCA1AyWPPWR4Al1JivHM7QqwQKKzNf3/vpk4Pd aeGGw26fYmZbwLYg1OCP+5iuvH5ViXHUqemG5mrDqI7/GbtVGuv/clhpTX/RKTWuad8u +uVClT/8aq5wSvh24j+L8UcOv4POGDML3A3ZuKcXNWiVUuBlxmaSzCqiAV8hi3NPQupE 0g== Received: from sc-exch03.marvell.com ([199.233.58.183]) by mx0b-0016f401.pphosted.com with ESMTP id 2tcvnhc6jc-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT) for ; Fri, 28 Jun 2019 00:51:06 -0700 Received: from SC-EXCH01.marvell.com (10.93.176.81) by SC-EXCH03.marvell.com (10.93.176.83) with Microsoft SMTP Server (TLS) id 15.0.1367.3; Fri, 28 Jun 2019 00:51:04 -0700 Received: from maili.marvell.com (10.93.176.43) by SC-EXCH01.marvell.com (10.93.176.81) with Microsoft SMTP Server id 15.0.1367.3 via Frontend Transport; Fri, 28 Jun 2019 00:51:04 -0700 Received: from BG-LT7430.marvell.com (bg-lt7430.marvell.com [10.28.10.255]) by maili.marvell.com (Postfix) with ESMTP id A57983F7040; Fri, 28 Jun 2019 00:51:03 -0700 (PDT) From: To: CC: , Pavan Nikhilesh Date: Fri, 28 Jun 2019 13:19:57 +0530 Message-ID: <20190628075024.404-19-pbhagavatula@marvell.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190628075024.404-1-pbhagavatula@marvell.com> References: <20190628075024.404-1-pbhagavatula@marvell.com> MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-06-28_02:, , signatures=0 Subject: [dpdk-dev] [PATCH v2 18/44] event/octeontx2: add SSO dual GWS HW device operations X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 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" From: Pavan Nikhilesh Add SSO dual workslot mode GWS HW device operations. Signed-off-by: Pavan Nikhilesh Signed-off-by: Jerin Jacob --- drivers/event/octeontx2/Makefile | 1 + drivers/event/octeontx2/meson.build | 1 + drivers/event/octeontx2/otx2_worker_dual.c | 6 ++ drivers/event/octeontx2/otx2_worker_dual.h | 76 ++++++++++++++++++++++ 4 files changed, 84 insertions(+) create mode 100644 drivers/event/octeontx2/otx2_worker_dual.c create mode 100644 drivers/event/octeontx2/otx2_worker_dual.h diff --git a/drivers/event/octeontx2/Makefile b/drivers/event/octeontx2/Makefile index a3de5ca23..dfecda599 100644 --- a/drivers/event/octeontx2/Makefile +++ b/drivers/event/octeontx2/Makefile @@ -30,6 +30,7 @@ LIBABIVER := 1 # all source are stored in SRCS-y # +SRCS-$(CONFIG_RTE_LIBRTE_PMD_OCTEONTX2_EVENTDEV) += otx2_worker_dual.c SRCS-$(CONFIG_RTE_LIBRTE_PMD_OCTEONTX2_EVENTDEV) += otx2_worker.c SRCS-$(CONFIG_RTE_LIBRTE_PMD_OCTEONTX2_EVENTDEV) += otx2_evdev.c SRCS-$(CONFIG_RTE_LIBRTE_PMD_OCTEONTX2_EVENTDEV) += otx2_evdev_irq.c diff --git a/drivers/event/octeontx2/meson.build b/drivers/event/octeontx2/meson.build index 1d2080b6d..c2a5f3e3d 100644 --- a/drivers/event/octeontx2/meson.build +++ b/drivers/event/octeontx2/meson.build @@ -3,6 +3,7 @@ # sources = files('otx2_worker.c', + 'otx2_worker_dual.c', 'otx2_evdev.c', 'otx2_evdev_irq.c', ) diff --git a/drivers/event/octeontx2/otx2_worker_dual.c b/drivers/event/octeontx2/otx2_worker_dual.c new file mode 100644 index 000000000..f762436aa --- /dev/null +++ b/drivers/event/octeontx2/otx2_worker_dual.c @@ -0,0 +1,6 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(C) 2019 Marvell International Ltd. + */ + +#include "otx2_worker_dual.h" +#include "otx2_worker.h" diff --git a/drivers/event/octeontx2/otx2_worker_dual.h b/drivers/event/octeontx2/otx2_worker_dual.h new file mode 100644 index 000000000..d8453d1f7 --- /dev/null +++ b/drivers/event/octeontx2/otx2_worker_dual.h @@ -0,0 +1,76 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(C) 2019 Marvell International Ltd. + */ + +#ifndef __OTX2_WORKER_DUAL_H__ +#define __OTX2_WORKER_DUAL_H__ + +#include +#include + +#include +#include "otx2_evdev.h" + +/* SSO Operations */ +static __rte_always_inline uint16_t +otx2_ssogws_dual_get_work(struct otx2_ssogws_state *ws, + struct otx2_ssogws_state *ws_pair, + struct rte_event *ev) +{ + const uint64_t set_gw = BIT_ULL(16) | 1; + union otx2_sso_event event; + uint64_t get_work1; + +#ifdef RTE_ARCH_ARM64 + asm volatile( + " ldr %[tag], [%[tag_loc]] \n" + " ldr %[wqp], [%[wqp_loc]] \n" + " tbz %[tag], 63, done%= \n" + " sevl \n" + "rty%=: wfe \n" + " ldr %[tag], [%[tag_loc]] \n" + " ldr %[wqp], [%[wqp_loc]] \n" + " tbnz %[tag], 63, rty%= \n" + "done%=: str %[gw], [%[pong]] \n" + " dmb ld \n" + " prfm pldl1keep, [%[wqp]] \n" + : [tag] "=&r" (event.get_work0), + [wqp] "=&r" (get_work1) + : [tag_loc] "r" (ws->tag_op), + [wqp_loc] "r" (ws->wqp_op), + [gw] "r" (set_gw), + [pong] "r" (ws_pair->getwrk_op) + ); +#else + event.get_work0 = otx2_read64(ws->tag_op); + while ((BIT_ULL(63)) & event.get_work0) + event.get_work0 = otx2_read64(ws->tag_op); + get_work1 = otx2_read64(ws->wqp_op); + otx2_write64(set_gw, ws_pair->getwrk_op); + + rte_prefetch0((const void *)get_work1); +#endif + event.get_work0 = (event.get_work0 & (0x3ull << 32)) << 6 | + (event.get_work0 & (0x3FFull << 36)) << 4 | + (event.get_work0 & 0xffffffff); + ws->cur_tt = event.sched_type; + ws->cur_grp = event.queue_id; + + ev->event = event.get_work0; + ev->u64 = get_work1; + + return !!get_work1; +} + +static __rte_always_inline void +otx2_ssogws_dual_add_work(struct otx2_ssogws_dual *ws, const uint64_t event_ptr, + const uint32_t tag, const uint8_t new_tt, + const uint16_t grp) +{ + uint64_t add_work0; + + add_work0 = tag | ((uint64_t)(new_tt) << 32); + otx2_store_pair(add_work0, event_ptr, ws->grps_base[grp]); +} + +#endif