event/cnxk: add timer cancel

[dpdk.git] / drivers / event / cnxk / cnxk_tim_evdev.h

diff --git a/drivers/event/cnxk/cnxk_tim_evdev.h b/drivers/event/cnxk/cnxk_tim_evdev.h
index 9496634..001f448 100644 (file)
--- a/drivers/event/cnxk/cnxk_tim_evdev.h
+++ b/drivers/event/cnxk/cnxk_tim_evdev.h
@@ -14,6 +14,7 @@
 #include <rte_event_timer_adapter.h>
 #include <rte_malloc.h>
 #include <rte_memzone.h>
+#include <rte_reciprocal.h>
 
 #include "roc_api.h"
 
@@ -37,6 +38,41 @@
 #define CNXK_TIM_CHNK_SLOTS  "tim_chnk_slots"
 #define CNXK_TIM_RINGS_LMT   "tim_rings_lmt"
 
+#define CNXK_TIM_SP     0x1
+#define CNXK_TIM_MP     0x2
+#define CNXK_TIM_ENA_FB         0x10
+#define CNXK_TIM_ENA_DFB 0x20
+
+#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))
+
 struct cnxk_tim_evdev {
        struct roc_tim tim;
        struct rte_eventdev *event_dev;
@@ -77,10 +113,14 @@ struct cnxk_tim_ring {
        uintptr_t base;
        uint16_t nb_chunk_slots;
        uint32_t nb_bkts;
+       uint64_t last_updt_cyc;
+       uint64_t ring_start_cyc;
        uint64_t tck_int;
        uint64_t tot_int;
        struct cnxk_tim_bkt *bkt;
        struct rte_mempool *chunk_pool;
+       struct rte_reciprocal_u64 fast_div;
+       struct rte_reciprocal_u64 fast_bkt;
        uint64_t arm_cnt;
        uint8_t prod_type_sp;
        uint8_t disable_npa;
@@ -171,6 +211,36 @@ cnxk_tim_cntfrq(void)
 }
 #endif
 
+#define TIM_ARM_FASTPATH_MODES                                                 \
+       FP(sp, 0, 0, CNXK_TIM_ENA_DFB | CNXK_TIM_SP)                           \
+       FP(mp, 0, 1, CNXK_TIM_ENA_DFB | CNXK_TIM_MP)                           \
+       FP(fb_sp, 1, 0, CNXK_TIM_ENA_FB | CNXK_TIM_SP)                         \
+       FP(fb_mp, 1, 1, CNXK_TIM_ENA_FB | CNXK_TIM_MP)
+
+#define TIM_ARM_TMO_FASTPATH_MODES                                             \
+       FP(dfb, 0, CNXK_TIM_ENA_DFB)                                           \
+       FP(fb, 1, CNXK_TIM_ENA_FB)
+
+#define FP(_name, _f2, _f1, flags)                                             \
+       uint16_t cnxk_tim_arm_burst_##_name(                                   \
+               const struct rte_event_timer_adapter *adptr,                   \
+               struct rte_event_timer **tim, const uint16_t nb_timers);
+TIM_ARM_FASTPATH_MODES
+#undef FP
+
+#define FP(_name, _f1, flags)                                                  \
+       uint16_t cnxk_tim_arm_tmo_tick_burst_##_name(                          \
+               const struct rte_event_timer_adapter *adptr,                   \
+               struct rte_event_timer **tim, const uint64_t timeout_tick,     \
+               const uint16_t nb_timers);
+TIM_ARM_TMO_FASTPATH_MODES
+#undef FP
+
+uint16_t
+cnxk_tim_timer_cancel_burst(const struct rte_event_timer_adapter *adptr,
+                           struct rte_event_timer **tim,
+                           const uint16_t nb_timers);
+
 int cnxk_tim_caps_get(const struct rte_eventdev *dev, uint64_t flags,
                      uint32_t *caps,
                      const struct rte_event_timer_adapter_ops **ops);