diff options
| author | Lorenzo Bianconi <lorenzo@kernel.org> | 2025-10-08 11:27:43 +0200 |
|---|---|---|
| committer | Paolo Abeni <pabeni@redhat.com> | 2025-10-09 11:48:17 +0200 |
| commit | fea8cdf6738a8b25fccbb7b109b440795a0892cb (patch) | |
| tree | 373ac85e8fc3bf25dfdaaf4ef894d97f6f756f8a | |
| parent | e6cc7ac0d420a7782cdb6d926245abf40f943f24 (diff) | |
net: airoha: Fix loopback mode configuration for GDM2 port
Add missing configuration for loopback mode in airhoha_set_gdm2_loopback
routine.
Fixes: 9cd451d414f6e ("net: airoha: Add loopback support for GDM2")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Link: https://patch.msgid.link/20251008-airoha-loopback-mode-fix-v2-1-045694fe7f60@kernel.org
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
| -rw-r--r-- | drivers/net/ethernet/airoha/airoha_eth.c | 4 | ||||
| -rw-r--r-- | drivers/net/ethernet/airoha/airoha_regs.h | 3 |
2 files changed, 6 insertions, 1 deletions
diff --git a/drivers/net/ethernet/airoha/airoha_eth.c b/drivers/net/ethernet/airoha/airoha_eth.c index 81ea01a652b9..833dd911980b 100644 --- a/drivers/net/ethernet/airoha/airoha_eth.c +++ b/drivers/net/ethernet/airoha/airoha_eth.c @@ -1710,7 +1710,9 @@ static void airhoha_set_gdm2_loopback(struct airoha_gdm_port *port) airoha_fe_wr(eth, REG_GDM_RXCHN_EN(2), 0xffff); airoha_fe_rmw(eth, REG_GDM_LPBK_CFG(2), LPBK_CHAN_MASK | LPBK_MODE_MASK | LPBK_EN_MASK, - FIELD_PREP(LPBK_CHAN_MASK, chan) | LPBK_EN_MASK); + FIELD_PREP(LPBK_CHAN_MASK, chan) | + LBK_GAP_MODE_MASK | LBK_LEN_MODE_MASK | + LBK_CHAN_MODE_MASK | LPBK_EN_MASK); airoha_fe_rmw(eth, REG_GDM_LEN_CFG(2), GDM_SHORT_LEN_MASK | GDM_LONG_LEN_MASK, FIELD_PREP(GDM_SHORT_LEN_MASK, 60) | diff --git a/drivers/net/ethernet/airoha/airoha_regs.h b/drivers/net/ethernet/airoha/airoha_regs.h index e1c15c20be8e..69c5a143db8c 100644 --- a/drivers/net/ethernet/airoha/airoha_regs.h +++ b/drivers/net/ethernet/airoha/airoha_regs.h @@ -151,6 +151,9 @@ #define LPBK_LEN_MASK GENMASK(23, 10) #define LPBK_CHAN_MASK GENMASK(8, 4) #define LPBK_MODE_MASK GENMASK(3, 1) +#define LBK_GAP_MODE_MASK BIT(3) +#define LBK_LEN_MODE_MASK BIT(2) +#define LBK_CHAN_MODE_MASK BIT(1) #define LPBK_EN_MASK BIT(0) #define REG_GDM_TXCHN_EN(_n) (GDM_BASE(_n) + 0x24) |