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authorFlorian Fainelli <f.fainelli@gmail.com>2017-06-13 13:27:22 -0700
committerDavid S. Miller <davem@davemloft.net>2017-06-13 16:35:03 -0400
commit3cc9f2573cdcbc6991aa2d1c8e04a4b9190487f8 (patch)
tree1f4d13a47187b7662ea5369ffe163deee2c79550 /net/dsa/slave.c
parenta29342e739115211615acc33616e547b2d3e0663 (diff)
net: dsa: Introduce dsa_get_cpu_port()
Introduce a helper function which will return a reference to the CPU port used in a dsa_switch_tree. Right now this is a singleton, but this will change once we introduce multi-CPU port support, so ease the transition by converting the affected code paths. Reviewed-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/dsa/slave.c')
-rw-r--r--net/dsa/slave.c31
1 files changed, 16 insertions, 15 deletions
diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index a80b46777a04..9507bd38cf04 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -520,14 +520,14 @@ static void dsa_cpu_port_get_ethtool_stats(struct net_device *dev,
uint64_t *data)
{
struct dsa_switch_tree *dst = dev->dsa_ptr;
- struct dsa_switch *ds = dst->cpu_dp->ds;
- s8 cpu_port = dst->cpu_dp->index;
+ struct dsa_port *cpu_dp = dsa_get_cpu_port(dst);
+ struct dsa_switch *ds = cpu_dp->ds;
+ s8 cpu_port = cpu_dp->index;
int count = 0;
- if (dst->cpu_dp->ethtool_ops.get_sset_count) {
- count = dst->cpu_dp->ethtool_ops.get_sset_count(dev,
- ETH_SS_STATS);
- dst->cpu_dp->ethtool_ops.get_ethtool_stats(dev, stats, data);
+ if (cpu_dp->ethtool_ops.get_sset_count) {
+ count = cpu_dp->ethtool_ops.get_sset_count(dev, ETH_SS_STATS);
+ cpu_dp->ethtool_ops.get_ethtool_stats(dev, stats, data);
}
if (ds->ops->get_ethtool_stats)
@@ -537,11 +537,12 @@ static void dsa_cpu_port_get_ethtool_stats(struct net_device *dev,
static int dsa_cpu_port_get_sset_count(struct net_device *dev, int sset)
{
struct dsa_switch_tree *dst = dev->dsa_ptr;
- struct dsa_switch *ds = dst->cpu_dp->ds;
+ struct dsa_port *cpu_dp = dsa_get_cpu_port(dst);
+ struct dsa_switch *ds = cpu_dp->ds;
int count = 0;
- if (dst->cpu_dp->ethtool_ops.get_sset_count)
- count += dst->cpu_dp->ethtool_ops.get_sset_count(dev, sset);
+ if (cpu_dp->ethtool_ops.get_sset_count)
+ count += cpu_dp->ethtool_ops.get_sset_count(dev, sset);
if (sset == ETH_SS_STATS && ds->ops->get_sset_count)
count += ds->ops->get_sset_count(ds);
@@ -553,8 +554,9 @@ static void dsa_cpu_port_get_strings(struct net_device *dev,
uint32_t stringset, uint8_t *data)
{
struct dsa_switch_tree *dst = dev->dsa_ptr;
- struct dsa_switch *ds = dst->cpu_dp->ds;
- s8 cpu_port = dst->cpu_dp->index;
+ struct dsa_port *cpu_dp = dsa_get_cpu_port(dst);
+ struct dsa_switch *ds = cpu_dp->ds;
+ s8 cpu_port = cpu_dp->index;
int len = ETH_GSTRING_LEN;
int mcount = 0, count;
unsigned int i;
@@ -565,10 +567,9 @@ static void dsa_cpu_port_get_strings(struct net_device *dev,
/* We do not want to be NULL-terminated, since this is a prefix */
pfx[sizeof(pfx) - 1] = '_';
- if (dst->cpu_dp->ethtool_ops.get_sset_count) {
- mcount = dst->cpu_dp->ethtool_ops.get_sset_count(dev,
- ETH_SS_STATS);
- dst->cpu_dp->ethtool_ops.get_strings(dev, stringset, data);
+ if (cpu_dp->ethtool_ops.get_sset_count) {
+ mcount = cpu_dp->ethtool_ops.get_sset_count(dev, ETH_SS_STATS);
+ cpu_dp->ethtool_ops.get_strings(dev, stringset, data);
}
if (stringset == ETH_SS_STATS && ds->ops->get_strings) {