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net/sfc: support extended statistics

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Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
Reviewed-by: Andrew Lee <alee@solarflare.com>
Reviewed-by: Robert Stonehouse <rstonehouse@solarflare.com>
This commit is contained in:
Andrew Rybchenko 2016-12-15 12:50:55 +00:00 committed by Ferruh Yigit
parent 1caab2f1e6
commit 7b9891769f
4 changed files with 68 additions and 1 deletions
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1
doc/guides/nics/features/sfc_efx.ini
View File

@ -8,6 +8,7 @@ Link status = Y
L3 checksum offload = P
L4 checksum offload = P
Basic stats = Y
Extended stats = Y
BSD nic_uio = Y
Linux UIO = Y
Linux VFIO = Y

3
doc/guides/nics/sfc_efx.rst
View File

@ -50,6 +50,9 @@ SFC EFX PMD has support for:
- Port hardware statistics
- Extended statistics (see Solarflare Server Adapter User's Guide for
the statistics description)
Non-supported Features
----------------------

2
drivers/net/sfc/efsys.h
View File

@ -159,7 +159,7 @@ prefetch_read_once(const volatile void *addr)
/* Code inclusion options */
#define EFSYS_OPT_NAMES 0
#define EFSYS_OPT_NAMES 1
/* Disable SFN5xxx/SFN6xxx since it requires specific support in the PMD */
#define EFSYS_OPT_SIENA 0

63
drivers/net/sfc/sfc_ethdev.c
View File

@ -391,6 +391,67 @@ unlock:
rte_spinlock_unlock(&port->mac_stats_lock);
}
static int
sfc_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
unsigned int xstats_count)
{
struct sfc_adapter *sa = dev->data->dev_private;
struct sfc_port *port = &sa->port;
uint64_t *mac_stats;
int rc;
unsigned int i;
int nstats = 0;
rte_spinlock_lock(&port->mac_stats_lock);
rc = sfc_port_update_mac_stats(sa);
if (rc != 0) {
SFC_ASSERT(rc > 0);
nstats = -rc;
goto unlock;
}
mac_stats = port->mac_stats_buf;
for (i = 0; i < EFX_MAC_NSTATS; ++i) {
if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask, i)) {
if (xstats != NULL && nstats < (int)xstats_count) {
xstats[nstats].id = nstats;
xstats[nstats].value = mac_stats[i];
}
nstats++;
}
}
unlock:
rte_spinlock_unlock(&port->mac_stats_lock);
return nstats;
}
static int
sfc_xstats_get_names(struct rte_eth_dev *dev,
struct rte_eth_xstat_name *xstats_names,
unsigned int xstats_count)
{
struct sfc_adapter *sa = dev->data->dev_private;
struct sfc_port *port = &sa->port;
unsigned int i;
unsigned int nstats = 0;
for (i = 0; i < EFX_MAC_NSTATS; ++i) {
if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask, i)) {
if (xstats_names != NULL && nstats < xstats_count)
strncpy(xstats_names[nstats].name,
efx_mac_stat_name(sa->nic, i),
sizeof(xstats_names[0].name));
nstats++;
}
}
return nstats;
}
static const struct eth_dev_ops sfc_eth_dev_ops = {
.dev_configure = sfc_dev_configure,
.dev_start = sfc_dev_start,
@ -398,6 +459,8 @@ static const struct eth_dev_ops sfc_eth_dev_ops = {
.dev_close = sfc_dev_close,
.link_update = sfc_dev_link_update,
.stats_get = sfc_stats_get,
.xstats_get = sfc_xstats_get,
.xstats_get_names = sfc_xstats_get_names,
.dev_infos_get = sfc_dev_infos_get,
.rx_queue_setup = sfc_rx_queue_setup,
.rx_queue_release = sfc_rx_queue_release,