From: <pbhagavatula@marvell.com>
To: <jerinj@marvell.com>, Pavan Nikhilesh <pbhagavatula@marvell.com>,
"John McNamara" <john.mcnamara@intel.com>,
Marko Kovacevic <marko.kovacevic@intel.com>,
Anatoly Burakov <anatoly.burakov@intel.com>
Cc: <dev@dpdk.org>
Subject: [dpdk-dev] [PATCH v3 26/42] event/octeontx2: add event timer support
Date: Fri, 28 Jun 2019 23:53:37 +0530 [thread overview]
Message-ID: <20190628182354.228-27-pbhagavatula@marvell.com> (raw)
In-Reply-To: <20190628182354.228-1-pbhagavatula@marvell.com>
From: Pavan Nikhilesh <pbhagavatula@marvell.com>
Add event timer adapter aka TIM initilization on SSO probe.
Signed-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>
---
doc/guides/eventdevs/octeontx2.rst | 6 ++
drivers/event/octeontx2/Makefile | 1 +
drivers/event/octeontx2/meson.build | 1 +
drivers/event/octeontx2/otx2_evdev.c | 3 +
drivers/event/octeontx2/otx2_tim_evdev.c | 78 ++++++++++++++++++++++++
drivers/event/octeontx2/otx2_tim_evdev.h | 36 +++++++++++
6 files changed, 125 insertions(+)
create mode 100644 drivers/event/octeontx2/otx2_tim_evdev.c
create mode 100644 drivers/event/octeontx2/otx2_tim_evdev.h
diff --git a/doc/guides/eventdevs/octeontx2.rst b/doc/guides/eventdevs/octeontx2.rst
index 562a83d07..98d0dfb6f 100644
--- a/doc/guides/eventdevs/octeontx2.rst
+++ b/doc/guides/eventdevs/octeontx2.rst
@@ -28,6 +28,10 @@ Features of the OCTEON TX2 SSO PMD are:
- Open system with configurable amount of outstanding events limited only by
DRAM
- HW accelerated dequeue timeout support to enable power management
+- HW managed event timers support through TIM, with high precision and
+ time granularity of 2.5us.
+- Up to 256 TIM rings aka event timer adapters.
+- Up to 8 rings traversed in parallel.
Prerequisites and Compilation procedure
---------------------------------------
@@ -102,3 +106,5 @@ Debugging Options
+===+============+=======================================================+
| 1 | SSO | --log-level='pmd\.event\.octeontx2,8' |
+---+------------+-------------------------------------------------------+
+ | 2 | TIM | --log-level='pmd\.event\.octeontx2\.timer,8' |
+ +---+------------+-------------------------------------------------------+
diff --git a/drivers/event/octeontx2/Makefile b/drivers/event/octeontx2/Makefile
index d6cffc1f6..2290622dd 100644
--- a/drivers/event/octeontx2/Makefile
+++ b/drivers/event/octeontx2/Makefile
@@ -33,6 +33,7 @@ LIBABIVER := 1
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_tim_evdev.c
SRCS-$(CONFIG_RTE_LIBRTE_PMD_OCTEONTX2_EVENTDEV) += otx2_evdev_selftest.c
SRCS-$(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 470564b08..ad7f2e084 100644
--- a/drivers/event/octeontx2/meson.build
+++ b/drivers/event/octeontx2/meson.build
@@ -7,6 +7,7 @@ sources = files('otx2_worker.c',
'otx2_evdev.c',
'otx2_evdev_irq.c',
'otx2_evdev_selftest.c',
+ 'otx2_tim_evdev.c',
)
allow_experimental_apis = true
diff --git a/drivers/event/octeontx2/otx2_evdev.c b/drivers/event/octeontx2/otx2_evdev.c
index c5a150954..a716167b3 100644
--- a/drivers/event/octeontx2/otx2_evdev.c
+++ b/drivers/event/octeontx2/otx2_evdev.c
@@ -15,6 +15,7 @@
#include "otx2_evdev_stats.h"
#include "otx2_evdev.h"
#include "otx2_irq.h"
+#include "otx2_tim_evdev.h"
static inline int
sso_get_msix_offsets(const struct rte_eventdev *event_dev)
@@ -1310,6 +1311,7 @@ otx2_sso_init(struct rte_eventdev *event_dev)
event_dev->dev_ops->dev_selftest();
}
+ otx2_tim_init(pci_dev, (struct otx2_dev *)dev);
return 0;
@@ -1345,6 +1347,7 @@ otx2_sso_fini(struct rte_eventdev *event_dev)
return -EAGAIN;
}
+ otx2_tim_fini();
otx2_dev_fini(pci_dev, dev);
return 0;
diff --git a/drivers/event/octeontx2/otx2_tim_evdev.c b/drivers/event/octeontx2/otx2_tim_evdev.c
new file mode 100644
index 000000000..004701f64
--- /dev/null
+++ b/drivers/event/octeontx2/otx2_tim_evdev.c
@@ -0,0 +1,78 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(C) 2019 Marvell International Ltd.
+ */
+
+#include "otx2_evdev.h"
+#include "otx2_tim_evdev.h"
+
+void
+otx2_tim_init(struct rte_pci_device *pci_dev, struct otx2_dev *cmn_dev)
+{
+ struct rsrc_attach_req *atch_req;
+ struct free_rsrcs_rsp *rsrc_cnt;
+ const struct rte_memzone *mz;
+ struct otx2_tim_evdev *dev;
+ int rc;
+
+ if (rte_eal_process_type() != RTE_PROC_PRIMARY)
+ return;
+
+ mz = rte_memzone_reserve(RTE_STR(OTX2_TIM_EVDEV_NAME),
+ sizeof(struct otx2_tim_evdev),
+ rte_socket_id(), 0);
+ if (mz == NULL) {
+ otx2_tim_dbg("Unable to allocate memory for TIM Event device");
+ return;
+ }
+
+ dev = mz->addr;
+ dev->pci_dev = pci_dev;
+ dev->mbox = cmn_dev->mbox;
+ dev->bar2 = cmn_dev->bar2;
+
+ otx2_mbox_alloc_msg_free_rsrc_cnt(dev->mbox);
+ rc = otx2_mbox_process_msg(dev->mbox, (void *)&rsrc_cnt);
+ if (rc < 0) {
+ otx2_err("Unable to get free rsrc count.");
+ goto mz_free;
+ }
+
+ dev->nb_rings = rsrc_cnt->tim;
+
+ if (!dev->nb_rings) {
+ otx2_tim_dbg("No TIM Logical functions provisioned.");
+ goto mz_free;
+ }
+
+ atch_req = otx2_mbox_alloc_msg_attach_resources(dev->mbox);
+ atch_req->modify = true;
+ atch_req->timlfs = dev->nb_rings;
+
+ rc = otx2_mbox_process(dev->mbox);
+ if (rc < 0) {
+ otx2_err("Unable to attach TIM rings.");
+ goto mz_free;
+ }
+
+ return;
+
+mz_free:
+ rte_memzone_free(mz);
+}
+
+void
+otx2_tim_fini(void)
+{
+ struct otx2_tim_evdev *dev = tim_priv_get();
+ struct rsrc_detach_req *dtch_req;
+
+ if (rte_eal_process_type() != RTE_PROC_PRIMARY)
+ return;
+
+ dtch_req = otx2_mbox_alloc_msg_detach_resources(dev->mbox);
+ dtch_req->partial = true;
+ dtch_req->timlfs = true;
+
+ otx2_mbox_process(dev->mbox);
+ rte_memzone_free(rte_memzone_lookup(RTE_STR(OTX2_TIM_EVDEV_NAME)));
+}
diff --git a/drivers/event/octeontx2/otx2_tim_evdev.h b/drivers/event/octeontx2/otx2_tim_evdev.h
new file mode 100644
index 000000000..9f7aeb7df
--- /dev/null
+++ b/drivers/event/octeontx2/otx2_tim_evdev.h
@@ -0,0 +1,36 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(C) 2019 Marvell International Ltd.
+ */
+
+#ifndef __OTX2_TIM_EVDEV_H__
+#define __OTX2_TIM_EVDEV_H__
+
+#include <rte_event_timer_adapter.h>
+
+#include "otx2_dev.h"
+
+#define OTX2_TIM_EVDEV_NAME otx2_tim_eventdev
+
+struct otx2_tim_evdev {
+ struct rte_pci_device *pci_dev;
+ struct otx2_mbox *mbox;
+ uint16_t nb_rings;
+ uintptr_t bar2;
+};
+
+static inline struct otx2_tim_evdev *
+tim_priv_get(void)
+{
+ const struct rte_memzone *mz;
+
+ mz = rte_memzone_lookup(RTE_STR(OTX2_TIM_EVDEV_NAME));
+ if (mz == NULL)
+ return NULL;
+
+ return mz->addr;
+}
+
+void otx2_tim_init(struct rte_pci_device *pci_dev, struct otx2_dev *cmn_dev);
+void otx2_tim_fini(void);
+
+#endif /* __OTX2_TIM_EVDEV_H__ */
--
2.22.0
next prev parent reply other threads:[~2019-06-28 18:28 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-28 18:23 [dpdk-dev] [PATCH v3 00/42] OCTEONTX2 event device driver pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 01/42] event/octeontx2: add build infra and device probe pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 02/42] event/octeontx2: add init and fini for octeontx2 SSO object pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 03/42] event/octeontx2: add device capabilities function pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 04/42] event/octeontx2: add device configure function pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 05/42] event/octeontx2: add event queue config functions pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 06/42] event/octeontx2: allocate event inflight buffers pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 07/42] event/octeontx2: add devargs for inflight buffer count pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 08/42] event/octeontx2: add event port config functions pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 09/42] event/octeontx2: support linking queues to ports pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 10/42] event/octeontx2: support dequeue timeout tick conversion pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 11/42] event/octeontx2: add SSO GWS and GGRP IRQ handlers pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 12/42] event/octeontx2: add register dump functions pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 13/42] event/octeontx2: add xstats support pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 14/42] event/octeontx2: add SSO HW device operations pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 15/42] event/octeontx2: add worker enqueue functions pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 16/42] event/octeontx2: add worker dequeue functions pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 17/42] event/octeontx2: add octeontx2 SSO dual workslot mode pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 18/42] event/octeontx2: add SSO dual GWS HW device operations pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 19/42] event/octeontx2: add worker dual GWS enqueue functions pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 20/42] event/octeontx2: add worker dual GWS dequeue functions pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 21/42] event/octeontx2: add devargs to force legacy mode pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 22/42] event/octeontx2: add device start function pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 23/42] event/octeontx2: add devargs to control SSO GGRP QoS pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 24/42] event/octeontx2: add device stop and close functions pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 25/42] event/octeontx2: add SSO selftest pbhagavatula
2019-06-28 18:23 ` pbhagavatula [this message]
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 27/42] event/octeontx2: add timer adapter capabilities pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 28/42] event/octeontx2: create and free timer adapter pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 29/42] event/octeontx2: allow TIM to optimize config pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 30/42] event/octeontx2: add devargs to disable NPA pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 31/42] event/octeontx2: add devargs to modify chunk slots pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 32/42] event/octeontx2: add TIM IRQ handlers pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 33/42] event/octeontx2: allow adapters to resize inflight buffers pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 34/42] event/octeontx2: add timer adapter info get function pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 35/42] event/octeontx2: add TIM bucket operations pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 36/42] event/octeontx2: add event timer arm routine pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 37/42] event/octeontx2: add event timer arm timeout burst pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 38/42] event/octeontx2: add event timer cancel function pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 39/42] event/octeontx2: add event timer stats get and reset pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 40/42] event/octeontx2: add even timer adapter start and stop pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 41/42] event/octeontx2: add devargs to limit timer adapters pbhagavatula
2019-06-28 18:23 ` [dpdk-dev] [PATCH v3 42/42] event/octeontx2: add devargs to control adapter parameters pbhagavatula
2019-07-02 4:25 ` [dpdk-dev] [PATCH v3 00/42] OCTEONTX2 event device driver Jerin Jacob Kollanukkaran
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=20190628182354.228-27-pbhagavatula@marvell.com \
--to=pbhagavatula@marvell.com \
--cc=anatoly.burakov@intel.com \
--cc=dev@dpdk.org \
--cc=jerinj@marvell.com \
--cc=john.mcnamara@intel.com \
--cc=marko.kovacevic@intel.com \
/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).