#define CNXK_TIM_STATS_ENA "tim_stats_ena"
#define CNXK_TIM_RINGS_LMT "tim_rings_lmt"
#define CNXK_TIM_RING_CTL "tim_ring_ctl"
+#define CNXK_TIM_EXT_CLK "tim_eclk_freq"
#define CNXK_TIM_SP 0x1
#define CNXK_TIM_MP 0x2
uint32_t min_ring_cnt;
uint8_t enable_stats;
uint16_t ring_ctl_cnt;
+ uint64_t ext_clk_freq[ROC_TIM_CLK_SRC_INVALID];
struct cnxk_tim_ctl *ring_ctl_data;
};
-enum cnxk_tim_clk_src {
- CNXK_TIM_CLK_SRC_10NS = RTE_EVENT_TIMER_ADAPTER_CPU_CLK,
- CNXK_TIM_CLK_SRC_GPIO = RTE_EVENT_TIMER_ADAPTER_EXT_CLK0,
- CNXK_TIM_CLK_SRC_GTI = RTE_EVENT_TIMER_ADAPTER_EXT_CLK1,
- CNXK_TIM_CLK_SRC_PTP = RTE_EVENT_TIMER_ADAPTER_EXT_CLK2,
-};
-
struct cnxk_tim_bkt {
uint64_t first_chunk;
union {
uint8_t enable_stats;
uint8_t disable_npa;
uint8_t ena_dfb;
+ uint8_t ena_periodic;
uint16_t ring_id;
uint32_t aura;
uint64_t nb_timers;
uint64_t max_tout;
uint64_t nb_chunks;
uint64_t chunk_sz;
- enum cnxk_tim_clk_src clk_src;
+ enum roc_tim_clk_src clk_src;
} __rte_cache_aligned;
struct cnxk_tim_ent {
return mz->addr;
}
-static inline uint64_t
-cnxk_tim_min_tmo_ticks(uint64_t freq)
+static inline long double
+cnxk_tim_ns_per_tck(uint64_t freq)
{
- if (roc_model_runtime_is_cn9k())
- return CN9K_TIM_MIN_TMO_TKS;
- else /* CN10K min tick is of 1us */
- return freq / USECPERSEC;
-}
-
-static inline uint64_t
-cnxk_tim_min_resolution_ns(uint64_t freq)
-{
- return NSECPERSEC / freq;
-}
-
-static inline enum roc_tim_clk_src
-cnxk_tim_convert_clk_src(enum cnxk_tim_clk_src clk_src)
-{
- switch (clk_src) {
- case RTE_EVENT_TIMER_ADAPTER_CPU_CLK:
- return roc_model_runtime_is_cn9k() ? ROC_TIM_CLK_SRC_10NS :
- ROC_TIM_CLK_SRC_GTI;
- default:
- return ROC_TIM_CLK_SRC_INVALID;
- }
+ return (long double)NSECPERSEC / freq;
}
#ifdef RTE_ARCH_ARM64
}
#endif
+static inline enum roc_tim_clk_src
+cnxk_tim_convert_clk_src(enum rte_event_timer_adapter_clk_src clk_src)
+{
+ switch (clk_src) {
+ case RTE_EVENT_TIMER_ADAPTER_CPU_CLK:
+ return ROC_TIM_CLK_SRC_GTI;
+ case RTE_EVENT_TIMER_ADAPTER_EXT_CLK0:
+ return ROC_TIM_CLK_SRC_10NS;
+ case RTE_EVENT_TIMER_ADAPTER_EXT_CLK1:
+ return ROC_TIM_CLK_SRC_GPIO;
+ case RTE_EVENT_TIMER_ADAPTER_EXT_CLK2:
+ return ROC_TIM_CLK_SRC_PTP;
+ case RTE_EVENT_TIMER_ADAPTER_EXT_CLK3:
+ return roc_model_constant_is_cn9k() ? ROC_TIM_CLK_SRC_INVALID :
+ ROC_TIM_CLK_SRC_SYNCE;
+ default:
+ return ROC_TIM_CLK_SRC_INVALID;
+ }
+}
+
+static inline int
+cnxk_tim_get_clk_freq(struct cnxk_tim_evdev *dev, enum roc_tim_clk_src clk_src,
+ uint64_t *freq)
+{
+ if (freq == NULL)
+ return -EINVAL;
+
+ PLT_SET_USED(dev);
+ switch (clk_src) {
+ case ROC_TIM_CLK_SRC_GTI:
+ *freq = cnxk_tim_cntfrq();
+ break;
+ case ROC_TIM_CLK_SRC_10NS:
+ *freq = 1E8;
+ break;
+ case ROC_TIM_CLK_SRC_GPIO:
+ case ROC_TIM_CLK_SRC_PTP:
+ case ROC_TIM_CLK_SRC_SYNCE:
+ *freq = dev->ext_clk_freq[clk_src];
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
#define TIM_ARM_FASTPATH_MODES \
FP(sp, 0, 0, 0, CNXK_TIM_ENA_DFB | CNXK_TIM_SP) \
FP(mp, 0, 0, 1, CNXK_TIM_ENA_DFB | CNXK_TIM_MP) \
int cnxk_tim_caps_get(const struct rte_eventdev *dev, uint64_t flags,
uint32_t *caps,
- const struct rte_event_timer_adapter_ops **ops);
+ const struct event_timer_adapter_ops **ops);
void cnxk_tim_init(struct roc_sso *sso);
void cnxk_tim_fini(void);