diff options
| author | Vladimir Oltean | 2022-05-11 12:50:16 +0300 |
|---|---|---|
| committer | Jakub Kicinski | 2022-05-12 16:38:54 -0700 |
| commit | 465c3de42b5dcdf0fa8cf996a81de6ba0e8553a3 (patch) | |
| tree | 2d2dbd5e9f92477cbf41d92464bcc13d743eb5f0 /include | |
| parent | 910ee6cce92fc0d0c459967ac95902d7bf3e41bf (diff) | |
net: dsa: introduce the dsa_cpu_ports() helper
Similar to dsa_user_ports() which retrieves a port mask of all user
ports, introduce dsa_cpu_ports() which retrieves the mask of all CPU
ports of a switch.
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/net/dsa.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/net/dsa.h b/include/net/dsa.h index efd33956df37..76257a9f0e1b 100644 --- a/include/net/dsa.h +++ b/include/net/dsa.h @@ -590,6 +590,17 @@ static inline u32 dsa_user_ports(struct dsa_switch *ds) return mask; } +static inline u32 dsa_cpu_ports(struct dsa_switch *ds) +{ + struct dsa_port *cpu_dp; + u32 mask = 0; + + dsa_switch_for_each_cpu_port(cpu_dp, ds) + mask |= BIT(cpu_dp->index); + + return mask; +} + /* Return the local port used to reach an arbitrary switch device */ static inline unsigned int dsa_routing_port(struct dsa_switch *ds, int device) { |