Messages in this thread Patch in this message | | | From | Oleksij Rempel <> | Subject | [PATCH net-next v1 1/3] net: dsa: microchip: dcb: add comments for DSCP related functions | Date | Wed, 8 May 2024 12:39:00 +0200 |
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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> --- drivers/net/dsa/microchip/ksz_dcb.c | 33 ++++++++++++++++++++++++++++- 1 file changed, 32 insertions(+), 1 deletion(-)
diff --git a/drivers/net/dsa/microchip/ksz_dcb.c b/drivers/net/dsa/microchip/ksz_dcb.c index 5e520c02afd72..879471cf815e3 100644 --- a/drivers/net/dsa/microchip/ksz_dcb.c +++ b/drivers/net/dsa/microchip/ksz_dcb.c @@ -310,7 +310,18 @@ int ksz_port_get_dscp_prio(struct dsa_switch *ds, int port, u8 dscp) return (data >> shift) & mask; } -static int ksz_set_global_dscp_entry(struct ksz_device *dev, u8 dscp, u8 ipv) +/** + * 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; u8 mask; @@ -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; -- 2.39.2
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