diff options
| author | Arun Ramadoss <arun.ramadoss@microchip.com> | 2022-07-01 20:32:23 +0530 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2022-07-02 16:34:05 +0100 |
| commit | 99b16df0cd5236f4cb69d8732b96e436a23a220b (patch) | |
| tree | 9b2dc7854aa0711d5314ecb0314f2f5e59a32a69 /drivers/net/dsa | |
| parent | 55ab6ffaf378d6a5ed9682f24fec4b947eb29930 (diff) | |
| download | linux-stable-99b16df0cd5236f4cb69d8732b96e436a23a220b.tar.gz linux-stable-99b16df0cd5236f4cb69d8732b96e436a23a220b.tar.bz2 linux-stable-99b16df0cd5236f4cb69d8732b96e436a23a220b.zip | |
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: Arun Ramadoss <arun.ramadoss@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/dsa')
| -rw-r--r-- | drivers/net/dsa/microchip/ksz_common.c | 3 | ||||
| -rw-r--r-- | drivers/net/dsa/microchip/ksz_common.h | 9 |
2 files changed, 12 insertions, 0 deletions
diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c index 83e44598d00c..07b6f34a437e 100644 --- a/drivers/net/dsa/microchip/ksz_common.c +++ b/drivers/net/dsa/microchip/ksz_common.c @@ -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; } diff --git a/drivers/net/dsa/microchip/ksz_common.h b/drivers/net/dsa/microchip/ksz_common.h index 5f69dc872752..bf4f3f3922a5 100644 --- a/drivers/net/dsa/microchip/ksz_common.h +++ b/drivers/net/dsa/microchip/ksz_common.h @@ -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) |