void (*free_consistent)(void *priv,
size_t size, void *vaddr,
dma_addr_t dma_handle);
- struct vnic_counter_counts *flow_counters;
- dma_addr_t flow_counters_pa;
- u8 flow_counters_dma_active;
};
#define VNIC_MAX_RES_HDR_SIZE \
sizeof(struct vnic_resource) * RES_TYPE_MAX)
#define VNIC_RES_STRIDE 128
-#define VNIC_MAX_FLOW_COUNTERS 2048
-
void *vnic_dev_priv(struct vnic_dev *vdev)
{
return vdev->priv;
return vnic_dev_cmd(vdev, CMD_STATS_DUMP, &a0, &a1, wait);
}
-/*
- * Configure counter DMA
- */
-int vnic_dev_counter_dma_cfg(struct vnic_dev *vdev, u32 period,
- u32 num_counters)
-{
- u64 args[3];
- int wait = 1000;
- int err;
-
- if (num_counters > VNIC_MAX_FLOW_COUNTERS)
- return -ENOMEM;
- if (period > 0 && (period < VNIC_COUNTER_DMA_MIN_PERIOD ||
- num_counters == 0))
- return -EINVAL;
-
- args[0] = num_counters;
- args[1] = vdev->flow_counters_pa;
- args[2] = period;
- err = vnic_dev_cmd_args(vdev, CMD_COUNTER_DMA_CONFIG, args, 3, wait);
-
- /* record if DMAs need to be stopped on close */
- if (!err)
- vdev->flow_counters_dma_active = (num_counters != 0 &&
- period != 0);
-
- return err;
-}
-
int vnic_dev_close(struct vnic_dev *vdev)
{
u64 a0 = 0, a1 = 0;
return vdev->stats == NULL ? -ENOMEM : 0;
}
-/*
- * Initialize for up to VNIC_MAX_FLOW_COUNTERS
- */
-int vnic_dev_alloc_counter_mem(struct vnic_dev *vdev)
-{
- char name[NAME_MAX];
- static u32 instance;
-
- snprintf((char *)name, sizeof(name), "vnic_flow_ctrs-%u", instance++);
- vdev->flow_counters = vdev->alloc_consistent(vdev->priv,
- sizeof(struct vnic_counter_counts)
- * VNIC_MAX_FLOW_COUNTERS,
- &vdev->flow_counters_pa,
- (u8 *)name);
- vdev->flow_counters_dma_active = 0;
- return vdev->flow_counters == NULL ? -ENOMEM : 0;
-}
-
void vnic_dev_unregister(struct vnic_dev *vdev)
{
if (vdev) {
vdev->free_consistent(vdev->priv,
sizeof(struct vnic_stats),
vdev->stats, vdev->stats_pa);
- if (vdev->flow_counters) {
- /* turn off counter DMAs before freeing memory */
- if (vdev->flow_counters_dma_active)
- vnic_dev_counter_dma_cfg(vdev, 0, 0);
-
- vdev->free_consistent(vdev->priv,
- sizeof(struct vnic_counter_counts)
- * VNIC_MAX_FLOW_COUNTERS,
- vdev->flow_counters, vdev->flow_counters_pa);
- }
if (vdev->fw_info)
vdev->free_consistent(vdev->priv,
sizeof(struct vnic_devcmd_fw_info),
(a1 & (FEATURE_VXLAN_IPV6 | FEATURE_VXLAN_MULTI_WQ)) ==
(FEATURE_VXLAN_IPV6 | FEATURE_VXLAN_MULTI_WQ);
}
-
-bool vnic_dev_counter_alloc(struct vnic_dev *vdev, uint32_t *idx)
-{
- u64 a0 = 0;
- u64 a1 = 0;
- int wait = 1000;
-
- if (vnic_dev_cmd(vdev, CMD_COUNTER_ALLOC, &a0, &a1, wait))
- return false;
- *idx = (uint32_t)a0;
- return true;
-}
-
-bool vnic_dev_counter_free(struct vnic_dev *vdev, uint32_t idx)
-{
- u64 a0 = idx;
- u64 a1 = 0;
- int wait = 1000;
-
- return vnic_dev_cmd(vdev, CMD_COUNTER_FREE, &a0, &a1,
- wait) == 0;
-}
-
-bool vnic_dev_counter_query(struct vnic_dev *vdev, uint32_t idx,
- bool reset, uint64_t *packets, uint64_t *bytes)
-{
- u64 a0 = idx;
- u64 a1 = reset ? 1 : 0;
- int wait = 1000;
-
- if (reset) {
- /* query/reset returns updated counters */
- if (vnic_dev_cmd(vdev, CMD_COUNTER_QUERY, &a0, &a1, wait))
- return false;
- *packets = a0;
- *bytes = a1;
- } else {
- /* Get values DMA'd from the adapter */
- *packets = vdev->flow_counters[idx].vcc_packets;
- *bytes = vdev->flow_counters[idx].vcc_bytes;
- }
- return true;
-}