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[RFC,net-next,v5,23/25] net: dsa: qca8k: pass switch_revision info to phy dev_flags

Message ID 20210511020500.17269-24-ansuelsmth@gmail.com
State Superseded
Headers show
Series [RFC,net-next,v5,01/25] net: dsa: qca8k: change simple print to dev variant | expand

Commit Message

Christian Marangi May 11, 2021, 2:04 a.m. UTC 
Define get_phy_flags to pass switch_Revision needed to tweak the
internal PHY with debug values based on the revision.

Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
---
 drivers/net/dsa/qca8k.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
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Patch

diff --git a/drivers/net/dsa/qca8k.c b/drivers/net/dsa/qca8k.c
index 920cdb1ff2b9..9da7eccfa558 100644
--- a/drivers/net/dsa/qca8k.c
+++ b/drivers/net/dsa/qca8k.c
@@ -1732,6 +1732,22 @@  qca8k_port_vlan_del(struct dsa_switch *ds, int port,
 	return ret;
 }
 
+static u32 qca8k_get_phy_flags(struct dsa_switch *ds, int port)
+{
+	struct qca8k_priv *priv = ds->priv;
+
+	/* Communicate to the phy internal driver the switch revision.
+	 * Based on the switch revision different values needs to be
+	 * set to the dbg and mmd reg on the phy.
+	 * The first 2 bit are used to communicate the switch revision
+	 * to the phy driver.
+	 */
+	if (port > 0 && port < 6)
+		return priv->switch_revision;
+
+	return 0;
+}
+
 static enum dsa_tag_protocol
 qca8k_get_tag_protocol(struct dsa_switch *ds, int port,
 		       enum dsa_tag_protocol mp)
@@ -1765,6 +1781,7 @@  static const struct dsa_switch_ops qca8k_switch_ops = {
 	.phylink_mac_config	= qca8k_phylink_mac_config,
 	.phylink_mac_link_down	= qca8k_phylink_mac_link_down,
 	.phylink_mac_link_up	= qca8k_phylink_mac_link_up,
+	.get_phy_flags		= qca8k_get_phy_flags,
 };
 
 static int qca8k_read_switch_id(struct qca8k_priv *priv)