diff options
| author | Oleksij Rempel <o.rempel@pengutronix.de> | 2024-05-10 07:38:27 +0200 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2024-05-13 15:52:50 -0700 |
| commit | 593d6ad1ef43855fd34a48e5a65a793d23fd0d28 (patch) | |
| tree | 82a16cdd1163a6ccaa64c1783c9f84aa4847df2c | |
| parent | 2ccb1ac2d01819c857ae8f52d0bcace1c9a8d74c (diff) | |
net: dsa: microchip: dcb: add comments for DSCP related functions
All other functions are commented. Add missing comments to following
functions:
ksz_set_global_dscp_entry()
ksz_port_add_dscp_prio()
ksz_port_del_dscp_prio()
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Acked-by: Arun Ramadoss <arun.ramadoss@microchip.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://lore.kernel.org/r/20240510053828.2412516-3-o.rempel@pengutronix.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
| -rw-r--r-- | drivers/net/dsa/microchip/ksz_dcb.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/drivers/net/dsa/microchip/ksz_dcb.c b/drivers/net/dsa/microchip/ksz_dcb.c index 2a7c6a021b0a..b02dc340dc75 100644 --- a/drivers/net/dsa/microchip/ksz_dcb.c +++ b/drivers/net/dsa/microchip/ksz_dcb.c @@ -310,6 +310,17 @@ int ksz_port_get_dscp_prio(struct dsa_switch *ds, int port, u8 dscp) return (data >> shift) & mask; } +/** + * ksz_set_global_dscp_entry - Sets the global DSCP-to-priority mapping entry + * @dev: Pointer to the KSZ switch device structure + * @dscp: DSCP value for which to set the priority + * @ipm: Priority value to set + * + * This function sets the global DSCP-to-priority mapping entry for the + * specified DSCP value. + * + * Return: 0 on success, or a negative error code on failure. + */ static int ksz_set_global_dscp_entry(struct ksz_device *dev, u8 dscp, u8 ipm) { int reg, per_reg, shift; @@ -377,6 +388,16 @@ static int ksz_init_global_dscp_map(struct ksz_device *dev) return 0; } +/** + * ksz_port_add_dscp_prio - Adds a DSCP-to-priority mapping entry for a port on + * a KSZ switch. + * @ds: Pointer to the DSA switch structure + * @port: Port number for which to add the DSCP-to-priority mapping entry + * @dscp: DSCP value for which to add the priority + * @prio: Priority value to set + * + * Return: 0 on success, or a negative error code on failure + */ int ksz_port_add_dscp_prio(struct dsa_switch *ds, int port, u8 dscp, u8 prio) { struct ksz_device *dev = ds->priv; @@ -387,6 +408,16 @@ int ksz_port_add_dscp_prio(struct dsa_switch *ds, int port, u8 dscp, u8 prio) return ksz_set_global_dscp_entry(dev, dscp, prio); } +/** + * ksz_port_del_dscp_prio - Deletes a DSCP-to-priority mapping entry for a port + * on a KSZ switch. + * @ds: Pointer to the DSA switch structure + * @port: Port number for which to delete the DSCP-to-priority mapping entry + * @dscp: DSCP value for which to delete the priority + * @prio: Priority value to delete + * + * Return: 0 on success, or a negative error code on failure + */ int ksz_port_del_dscp_prio(struct dsa_switch *ds, int port, u8 dscp, u8 prio) { struct ksz_device *dev = ds->priv; |