Re: [PATCH net 1/1] net: dsa: qca: ar9331: make proper initial port defaults
flat view
From: DENG Qingfang <dqfext@gmail.com>
Date: 2021-08-03 08:14:50
Also in:
linux-mips, lkml
On Tue, Aug 03, 2021 at 08:54:24AM +0200, Oleksij Rempel wrote:
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+ if (dsa_is_cpu_port(ds, port)) { + /* CPU port should be allowed to communicate with all user + * ports. + */ + port_mask = dsa_user_ports(ds); + /* Enable Atheros header on CPU port. This will allow us + * communicate with each port separately + */ + port_ctrl |= AR9331_SW_PORT_CTRL_HEAD_EN; + } else if (dsa_is_user_port(ds, port)) { + /* User ports should communicate only with the CPU port. + */ + port_mask = BIT(dsa_to_port(ds, port)->cpu_dp->index); + port_ctrl |= AR9331_SW_PORT_CTRL_LEARN_EN;
All user ports should start with address learning disabled. To toggle it, implement .port_pre_bridge_flags and .port_bridge_flags.
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+ } else { + /* Other ports do not need to communicate at all */ + port_mask = 0; + } +