From: <pbhagavatula@marvell.com>
To: <jerinj@marvell.com>
Cc: <dev@dpdk.org>, Pavan Nikhilesh <pbhagavatula@marvell.com>
Subject: [dpdk-dev] [PATCH v2 36/44] event/octeontx2: add TIM bucket operations
Date: Fri, 28 Jun 2019 13:20:15 +0530 [thread overview]
Message-ID: <20190628075024.404-37-pbhagavatula@marvell.com> (raw)
In-Reply-To: <20190628075024.404-1-pbhagavatula@marvell.com>
From: Pavan Nikhilesh <pbhagavatula@marvell.com>
Add TIM bucket operations used for event timer arm and cancel.
Signed-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>
---
drivers/event/octeontx2/Makefile | 1 +
drivers/event/octeontx2/meson.build | 1 +
drivers/event/octeontx2/otx2_tim_evdev.h | 36 +++++++
drivers/event/octeontx2/otx2_tim_worker.c | 7 ++
drivers/event/octeontx2/otx2_tim_worker.h | 111 ++++++++++++++++++++++
5 files changed, 156 insertions(+)
create mode 100644 drivers/event/octeontx2/otx2_tim_worker.c
create mode 100644 drivers/event/octeontx2/otx2_tim_worker.h
diff --git a/drivers/event/octeontx2/Makefile b/drivers/event/octeontx2/Makefile
index 6f8d9fe2f..d01da6b11 100644
--- a/drivers/event/octeontx2/Makefile
+++ b/drivers/event/octeontx2/Makefile
@@ -32,6 +32,7 @@ LIBABIVER := 1
SRCS-$(CONFIG_RTE_LIBRTE_PMD_OCTEONTX2_EVENTDEV) += otx2_worker_dual.c
SRCS-$(CONFIG_RTE_LIBRTE_PMD_OCTEONTX2_EVENTDEV) += otx2_worker.c
+SRCS-$(CONFIG_RTE_LIBRTE_PMD_OCTEONTX2_EVENTDEV) += otx2_tim_worker.c
SRCS-$(CONFIG_RTE_LIBRTE_PMD_OCTEONTX2_EVENTDEV) += otx2_evdev.c
SRCS-$(CONFIG_RTE_LIBRTE_PMD_OCTEONTX2_EVENTDEV) += otx2_evdev_adptr.c
SRCS-$(CONFIG_RTE_LIBRTE_PMD_OCTEONTX2_EVENTDEV) += otx2_tim_evdev.c
diff --git a/drivers/event/octeontx2/meson.build b/drivers/event/octeontx2/meson.build
index c709b5e69..bdb5beed6 100644
--- a/drivers/event/octeontx2/meson.build
+++ b/drivers/event/octeontx2/meson.build
@@ -9,6 +9,7 @@ sources = files('otx2_worker.c',
'otx2_evdev_irq.c',
'otx2_evdev_selftest.c',
'otx2_tim_evdev.c',
+ 'otx2_tim_worker.c'
)
allow_experimental_apis = true
diff --git a/drivers/event/octeontx2/otx2_tim_evdev.h b/drivers/event/octeontx2/otx2_tim_evdev.h
index aac7dc711..2be5d5f07 100644
--- a/drivers/event/octeontx2/otx2_tim_evdev.h
+++ b/drivers/event/octeontx2/otx2_tim_evdev.h
@@ -25,6 +25,42 @@
#define TIM_LF_RAS_INT_ENA_W1S (0x310)
#define TIM_LF_RAS_INT_ENA_W1C (0x318)
+#define TIM_BUCKET_W1_S_CHUNK_REMAINDER (48)
+#define TIM_BUCKET_W1_M_CHUNK_REMAINDER ((1ULL << (64 - \
+ TIM_BUCKET_W1_S_CHUNK_REMAINDER)) - 1)
+#define TIM_BUCKET_W1_S_LOCK (40)
+#define TIM_BUCKET_W1_M_LOCK ((1ULL << \
+ (TIM_BUCKET_W1_S_CHUNK_REMAINDER - \
+ TIM_BUCKET_W1_S_LOCK)) - 1)
+#define TIM_BUCKET_W1_S_RSVD (35)
+#define TIM_BUCKET_W1_S_BSK (34)
+#define TIM_BUCKET_W1_M_BSK ((1ULL << \
+ (TIM_BUCKET_W1_S_RSVD - \
+ TIM_BUCKET_W1_S_BSK)) - 1)
+#define TIM_BUCKET_W1_S_HBT (33)
+#define TIM_BUCKET_W1_M_HBT ((1ULL << \
+ (TIM_BUCKET_W1_S_BSK - \
+ TIM_BUCKET_W1_S_HBT)) - 1)
+#define TIM_BUCKET_W1_S_SBT (32)
+#define TIM_BUCKET_W1_M_SBT ((1ULL << \
+ (TIM_BUCKET_W1_S_HBT - \
+ TIM_BUCKET_W1_S_SBT)) - 1)
+#define TIM_BUCKET_W1_S_NUM_ENTRIES (0)
+#define TIM_BUCKET_W1_M_NUM_ENTRIES ((1ULL << \
+ (TIM_BUCKET_W1_S_SBT - \
+ TIM_BUCKET_W1_S_NUM_ENTRIES)) - 1)
+
+#define TIM_BUCKET_SEMA (TIM_BUCKET_CHUNK_REMAIN)
+
+#define TIM_BUCKET_CHUNK_REMAIN \
+ (TIM_BUCKET_W1_M_CHUNK_REMAINDER << TIM_BUCKET_W1_S_CHUNK_REMAINDER)
+
+#define TIM_BUCKET_LOCK \
+ (TIM_BUCKET_W1_M_LOCK << TIM_BUCKET_W1_S_LOCK)
+
+#define TIM_BUCKET_SEMA_WLOCK \
+ (TIM_BUCKET_CHUNK_REMAIN | (1ull << TIM_BUCKET_W1_S_LOCK))
+
#define OTX2_MAX_TIM_RINGS (256)
#define OTX2_TIM_MAX_BUCKETS (0xFFFFF)
#define OTX2_TIM_RING_DEF_CHUNK_SZ (4096)
diff --git a/drivers/event/octeontx2/otx2_tim_worker.c b/drivers/event/octeontx2/otx2_tim_worker.c
new file mode 100644
index 000000000..29ed1fd5a
--- /dev/null
+++ b/drivers/event/octeontx2/otx2_tim_worker.c
@@ -0,0 +1,7 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(C) 2019 Marvell International Ltd.
+ */
+
+#include "otx2_tim_evdev.h"
+#include "otx2_tim_worker.h"
+
diff --git a/drivers/event/octeontx2/otx2_tim_worker.h b/drivers/event/octeontx2/otx2_tim_worker.h
new file mode 100644
index 000000000..ccb137d13
--- /dev/null
+++ b/drivers/event/octeontx2/otx2_tim_worker.h
@@ -0,0 +1,111 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(C) 2019 Marvell International Ltd.
+ */
+
+#ifndef __OTX2_TIM_WORKER_H__
+#define __OTX2_TIM_WORKER_H__
+
+#include "otx2_tim_evdev.h"
+
+static inline int16_t
+tim_bkt_fetch_rem(uint64_t w1)
+{
+ return (w1 >> TIM_BUCKET_W1_S_CHUNK_REMAINDER) &
+ TIM_BUCKET_W1_M_CHUNK_REMAINDER;
+}
+
+static inline int16_t
+tim_bkt_get_rem(struct otx2_tim_bkt *bktp)
+{
+ return __atomic_load_n(&bktp->chunk_remainder, __ATOMIC_ACQUIRE);
+}
+
+static inline void
+tim_bkt_set_rem(struct otx2_tim_bkt *bktp, uint16_t v)
+{
+ __atomic_store_n(&bktp->chunk_remainder, v, __ATOMIC_RELAXED);
+}
+
+static inline void
+tim_bkt_sub_rem(struct otx2_tim_bkt *bktp, uint16_t v)
+{
+ __atomic_fetch_sub(&bktp->chunk_remainder, v, __ATOMIC_RELAXED);
+}
+
+static inline uint8_t
+tim_bkt_get_hbt(uint64_t w1)
+{
+ return (w1 >> TIM_BUCKET_W1_S_HBT) & TIM_BUCKET_W1_M_HBT;
+}
+
+static inline uint8_t
+tim_bkt_get_bsk(uint64_t w1)
+{
+ return (w1 >> TIM_BUCKET_W1_S_BSK) & TIM_BUCKET_W1_M_BSK;
+}
+
+static inline uint64_t
+tim_bkt_clr_bsk(struct otx2_tim_bkt *bktp)
+{
+ /* Clear everything except lock. */
+ const uint64_t v = TIM_BUCKET_W1_M_LOCK << TIM_BUCKET_W1_S_LOCK;
+
+ return __atomic_fetch_and(&bktp->w1, v, __ATOMIC_ACQ_REL);
+}
+
+static inline uint64_t
+tim_bkt_fetch_sema_lock(struct otx2_tim_bkt *bktp)
+{
+ return __atomic_fetch_add(&bktp->w1, TIM_BUCKET_SEMA_WLOCK,
+ __ATOMIC_ACQUIRE);
+}
+
+static inline uint64_t
+tim_bkt_fetch_sema(struct otx2_tim_bkt *bktp)
+{
+ return __atomic_fetch_add(&bktp->w1, TIM_BUCKET_SEMA, __ATOMIC_RELAXED);
+}
+
+static inline uint64_t
+tim_bkt_inc_lock(struct otx2_tim_bkt *bktp)
+{
+ const uint64_t v = 1ull << TIM_BUCKET_W1_S_LOCK;
+
+ return __atomic_fetch_add(&bktp->w1, v, __ATOMIC_ACQUIRE);
+}
+
+static inline void
+tim_bkt_dec_lock(struct otx2_tim_bkt *bktp)
+{
+ __atomic_add_fetch(&bktp->lock, 0xff, __ATOMIC_RELEASE);
+}
+
+static inline uint32_t
+tim_bkt_get_nent(uint64_t w1)
+{
+ return (w1 >> TIM_BUCKET_W1_S_NUM_ENTRIES) &
+ TIM_BUCKET_W1_M_NUM_ENTRIES;
+}
+
+static inline void
+tim_bkt_inc_nent(struct otx2_tim_bkt *bktp)
+{
+ __atomic_add_fetch(&bktp->nb_entry, 1, __ATOMIC_RELAXED);
+}
+
+static inline void
+tim_bkt_add_nent(struct otx2_tim_bkt *bktp, uint32_t v)
+{
+ __atomic_add_fetch(&bktp->nb_entry, v, __ATOMIC_RELAXED);
+}
+
+static inline uint64_t
+tim_bkt_clr_nent(struct otx2_tim_bkt *bktp)
+{
+ const uint64_t v = ~(TIM_BUCKET_W1_M_NUM_ENTRIES <<
+ TIM_BUCKET_W1_S_NUM_ENTRIES);
+
+ return __atomic_and_fetch(&bktp->w1, v, __ATOMIC_ACQ_REL);
+}
+
+#endif /* __OTX2_TIM_WORKER_H__ */
--
2.22.0
next prev parent reply other threads:[~2019-06-28 7:57 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-28 7:49 [dpdk-dev] [PATCH v2 00/44] OCTEONTX2 event device driver pbhagavatula
2019-06-28 7:49 ` [dpdk-dev] [PATCH v2 01/44] event/octeontx2: add build infra and device probe pbhagavatula
2019-06-28 8:55 ` Thomas Monjalon
2019-06-28 9:01 ` Pavan Nikhilesh Bhagavatula
2019-06-28 7:49 ` [dpdk-dev] [PATCH v2 02/44] event/octeontx2: add init and fini for octeontx2 SSO object pbhagavatula
2019-06-28 7:49 ` [dpdk-dev] [PATCH v2 03/44] event/octeontx2: add device capabilities function pbhagavatula
2019-06-28 7:49 ` [dpdk-dev] [PATCH v2 04/44] event/octeontx2: add device configure function pbhagavatula
2019-06-28 7:49 ` [dpdk-dev] [PATCH v2 05/44] event/octeontx2: add event queue config functions pbhagavatula
2019-06-28 7:49 ` [dpdk-dev] [PATCH v2 06/44] event/octeontx2: allocate event inflight buffers pbhagavatula
2019-06-28 7:49 ` [dpdk-dev] [PATCH v2 07/44] event/octeontx2: add devargs for inflight buffer count pbhagavatula
2019-06-28 7:49 ` [dpdk-dev] [PATCH v2 08/44] event/octeontx2: add event port config functions pbhagavatula
2019-06-28 7:49 ` [dpdk-dev] [PATCH v2 09/44] event/octeontx2: support linking queues to ports pbhagavatula
2019-06-28 7:49 ` [dpdk-dev] [PATCH v2 10/44] event/octeontx2: support dequeue timeout tick conversion pbhagavatula
2019-06-28 7:49 ` [dpdk-dev] [PATCH v2 11/44] event/octeontx2: add SSO GWS and GGRP IRQ handlers pbhagavatula
2019-06-28 7:49 ` [dpdk-dev] [PATCH v2 12/44] event/octeontx2: add register dump functions pbhagavatula
2019-06-28 7:49 ` [dpdk-dev] [PATCH v2 13/44] event/octeontx2: add xstats support pbhagavatula
2019-06-28 7:49 ` [dpdk-dev] [PATCH v2 14/44] event/octeontx2: add SSO HW device operations pbhagavatula
2019-06-28 7:49 ` [dpdk-dev] [PATCH v2 15/44] event/octeontx2: add worker enqueue functions pbhagavatula
2019-06-28 7:49 ` [dpdk-dev] [PATCH v2 16/44] event/octeontx2: add worker dequeue functions pbhagavatula
2019-06-28 7:49 ` [dpdk-dev] [PATCH v2 17/44] event/octeontx2: add octeontx2 SSO dual workslot mode pbhagavatula
2019-06-28 7:49 ` [dpdk-dev] [PATCH v2 18/44] event/octeontx2: add SSO dual GWS HW device operations pbhagavatula
2019-06-28 7:49 ` [dpdk-dev] [PATCH v2 19/44] event/octeontx2: add worker dual GWS enqueue functions pbhagavatula
2019-06-28 7:49 ` [dpdk-dev] [PATCH v2 20/44] event/octeontx2: add worker dual GWS dequeue functions pbhagavatula
2019-06-28 7:50 ` [dpdk-dev] [PATCH v2 21/44] event/octeontx2: add devargs to force legacy mode pbhagavatula
2019-06-28 7:50 ` [dpdk-dev] [PATCH v2 22/44] event/octeontx2: add device start function pbhagavatula
2019-06-28 7:50 ` [dpdk-dev] [PATCH v2 23/44] event/octeontx2: add devargs to control SSO GGRP QoS pbhagavatula
2019-06-28 7:50 ` [dpdk-dev] [PATCH v2 24/44] event/octeontx2: add device stop and close functions pbhagavatula
2019-06-28 7:50 ` [dpdk-dev] [PATCH v2 25/44] event/octeontx2: add SSO selftest pbhagavatula
2019-06-28 7:50 ` [dpdk-dev] [PATCH v2 26/44] doc: add Marvell OCTEON TX2 event device documentation pbhagavatula
2019-06-28 7:50 ` [dpdk-dev] [PATCH v2 27/44] event/octeontx2: add event timer support pbhagavatula
2019-06-28 7:50 ` [dpdk-dev] [PATCH v2 28/44] event/octeontx2: add timer adapter capabilities pbhagavatula
2019-06-28 7:50 ` [dpdk-dev] [PATCH v2 29/44] event/octeontx2: create and free timer adapter pbhagavatula
2019-06-28 7:50 ` [dpdk-dev] [PATCH v2 30/44] event/octeontx2: allow TIM to optimize config pbhagavatula
2019-06-28 7:50 ` [dpdk-dev] [PATCH v2 31/44] event/octeontx2: add devargs to disable NPA pbhagavatula
2019-06-28 7:50 ` [dpdk-dev] [PATCH v2 32/44] event/octeontx2: add devargs to modify chunk slots pbhagavatula
2019-06-28 7:50 ` [dpdk-dev] [PATCH v2 33/44] event/octeontx2: add TIM IRQ handlers pbhagavatula
2019-06-28 7:50 ` [dpdk-dev] [PATCH v2 34/44] event/octeontx2: allow adapters to resize inflight buffers pbhagavatula
2019-06-28 7:50 ` [dpdk-dev] [PATCH v2 35/44] event/octeontx2: add timer adapter info get function pbhagavatula
2019-06-28 7:50 ` pbhagavatula [this message]
2019-06-28 7:50 ` [dpdk-dev] [PATCH v2 37/44] event/octeontx2: add event timer arm routine pbhagavatula
2019-06-28 7:50 ` [dpdk-dev] [PATCH v2 38/44] event/octeontx2: add event timer arm timeout burst pbhagavatula
2019-06-28 7:50 ` [dpdk-dev] [PATCH v2 39/44] event/octeontx2: add event timer cancel function pbhagavatula
2019-06-28 7:50 ` [dpdk-dev] [PATCH v2 40/44] event/octeontx2: add event timer stats get and reset pbhagavatula
2019-06-28 7:50 ` [dpdk-dev] [PATCH v2 41/44] event/octeontx2: add even timer adapter start and stop pbhagavatula
2019-06-28 7:50 ` [dpdk-dev] [PATCH v2 42/44] event/octeontx2: add devargs to limit timer adapters pbhagavatula
2019-06-28 7:50 ` [dpdk-dev] [PATCH v2 43/44] event/octeontx2: add devargs to control adapter parameters pbhagavatula
2019-06-28 7:50 ` [dpdk-dev] [PATCH v2 44/44] doc: update Marvell OCTEON TX2 eventdev documentation pbhagavatula
2019-06-28 9:00 ` Thomas Monjalon
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=20190628075024.404-37-pbhagavatula@marvell.com \
--to=pbhagavatula@marvell.com \
--cc=dev@dpdk.org \
--cc=jerinj@marvell.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).