drivers/event/cnxk/cnxk_eventdev_adptr.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(C) 2021 Marvell.
   3  */
   4
   5 #include "cnxk_eventdev.h"
   6
   7 void
   8 cnxk_sso_updt_xae_cnt(struct cnxk_sso_evdev *dev, void *data,
   9                       uint32_t event_type)
  10 {
  11         int i;
  12
  13         switch (event_type) {
  14         case RTE_EVENT_TYPE_TIMER: {
  15                 struct cnxk_tim_ring *timr = data;
  16                 uint16_t *old_ring_ptr;
  17                 uint64_t *old_sz_ptr;
  18
  19                 for (i = 0; i < dev->tim_adptr_ring_cnt; i++) {
  20                         if (timr->ring_id != dev->timer_adptr_rings[i])
  21                                 continue;
  22                         if (timr->nb_timers == dev->timer_adptr_sz[i])
  23                                 return;
  24                         dev->adptr_xae_cnt -= dev->timer_adptr_sz[i];
  25                         dev->adptr_xae_cnt += timr->nb_timers;
  26                         dev->timer_adptr_sz[i] = timr->nb_timers;
  27
  28                         return;
  29                 }
  30
  31                 dev->tim_adptr_ring_cnt++;
  32                 old_ring_ptr = dev->timer_adptr_rings;
  33                 old_sz_ptr = dev->timer_adptr_sz;
  34
  35                 dev->timer_adptr_rings = rte_realloc(
  36                         dev->timer_adptr_rings,
  37                         sizeof(uint16_t) * dev->tim_adptr_ring_cnt, 0);
  38                 if (dev->timer_adptr_rings == NULL) {
  39                         dev->adptr_xae_cnt += timr->nb_timers;
  40                         dev->timer_adptr_rings = old_ring_ptr;
  41                         dev->tim_adptr_ring_cnt--;
  42                         return;
  43                 }
  44
  45                 dev->timer_adptr_sz = rte_realloc(
  46                         dev->timer_adptr_sz,
  47                         sizeof(uint64_t) * dev->tim_adptr_ring_cnt, 0);
  48
  49                 if (dev->timer_adptr_sz == NULL) {
  50                         dev->adptr_xae_cnt += timr->nb_timers;
  51                         dev->timer_adptr_sz = old_sz_ptr;
  52                         dev->tim_adptr_ring_cnt--;
  53                         return;
  54                 }
  55
  56                 dev->timer_adptr_rings[dev->tim_adptr_ring_cnt - 1] =
  57                         timr->ring_id;
  58                 dev->timer_adptr_sz[dev->tim_adptr_ring_cnt - 1] =
  59                         timr->nb_timers;
  60
  61                 dev->adptr_xae_cnt += timr->nb_timers;
  62                 break;
  63         }
  64         default:
  65                 break;
  66         }
  67 }