Re: [PATCH net-next 3/4] net: dsa: mt7530: set STP state on filter ID 1
From: Vladimir Oltean <olteanv@gmail.com>
Date: 2021-08-03 14:44:50
Also in:
linux-mediatek, lkml, netdev
On Tue, Aug 03, 2021 at 08:40:21PM +0800, DENG Qingfang wrote:
quoted hunk ↗ jump to hunk
As filter ID 1 is the only one used for bridges, set STP state on it. Signed-off-by: DENG Qingfang <dqfext@gmail.com> --- RFC -> v1: only set FID 1's state drivers/net/dsa/mt7530.c | 3 ++- drivers/net/dsa/mt7530.h | 4 ++-- 2 files changed, 4 insertions(+), 3 deletions(-)diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c index 12f449a54833..8d84d7ddad38 100644 --- a/drivers/net/dsa/mt7530.c +++ b/drivers/net/dsa/mt7530.c@@ -1147,7 +1147,8 @@ mt7530_stp_state_set(struct dsa_switch *ds, int port, u8 state) break; } - mt7530_rmw(priv, MT7530_SSP_P(port), FID_PST_MASK, stp_state); + mt7530_rmw(priv, MT7530_SSP_P(port), FID1_PST_MASK, + FID1_PST(stp_state)); } static intdiff --git a/drivers/net/dsa/mt7530.h b/drivers/net/dsa/mt7530.h index a308886fdebc..53b7bb1f5368 100644 --- a/drivers/net/dsa/mt7530.h +++ b/drivers/net/dsa/mt7530.h@@ -181,8 +181,8 @@ enum mt7530_vlan_egress_attr { /* Register for port STP state control */ #define MT7530_SSP_P(x) (0x2000 + ((x) * 0x100)) -#define FID_PST(x) ((x) & 0x3) -#define FID_PST_MASK FID_PST(0x3) +#define FID1_PST(x) (((x) & 0x3) << 2) +#define FID1_PST_MASK FID1_PST(0x3)
Not a reason to resend, but I still would have expected a macro: #define FID_PST(fid, state) ((state) & 0x3) << ((fid) * 2) #define FID_PST_MASK(fid) FID_PST(fid, 0x3) #define FID_STANDALONE 0 #define FID_BRIDGED 1 and called with: mt7530_rmw(priv, MT7530_SSP_P(port), FID_PST_MASK(FID_BRIDGED), FID_PST(FID_BRIDGED, stp_state));
enum mt7530_stp_state {
MT7530_STP_DISABLED = 0,
--
2.25.1Anyhow. Reviewed-by: Vladimir Oltean <olteanv@gmail.com> _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel