Commit 99b16df0 authored by Arun Ramadoss's avatar Arun Ramadoss Committed by David S. Miller
Browse files

net: dsa: microchip: lan937x: add dsa_tag_protocol 



This patch update the ksz_get_tag_protocol to return LAN937x specific
tag if the chip id matches one of LAN937x series switch

Signed-off-by: default avatarArun Ramadoss <arun.ramadoss@microchip.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 55ab6ffa

drivers/net/dsa/microchip/ksz_common.c

+3 −0
Original line number Diff line number Diff line
@@ -1254,6 +1254,9 @@ static enum dsa_tag_protocol ksz_get_tag_protocol(struct dsa_switch *ds, 
	    dev->chip_id == KSZ9567_CHIP_ID)

		proto = DSA_TAG_PROTO_KSZ9477;



	if (is_lan937x(dev))

		proto = DSA_TAG_PROTO_LAN937X_VALUE;



	return proto;

}

drivers/net/dsa/microchip/ksz_common.h

+9 −0
Original line number Diff line number Diff line
@@ -403,6 +403,15 @@ static inline void ksz_regmap_unlock(void *__mtx) 
	mutex_unlock(mtx);

}



static inline int is_lan937x(struct ksz_device *dev)

{

	return dev->chip_id == LAN9370_CHIP_ID ||

		dev->chip_id == LAN9371_CHIP_ID ||

		dev->chip_id == LAN9372_CHIP_ID ||

		dev->chip_id == LAN9373_CHIP_ID ||

		dev->chip_id == LAN9374_CHIP_ID;

}



/* STP State Defines */

#define PORT_TX_ENABLE			BIT(2)

#define PORT_RX_ENABLE			BIT(1)