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AR8216: improve mmd register access

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Combine all bus operations for one MMD access in one function.
Protecting all these bus operations with one lock also helps
to avoid potential issues due to bus operations intercepting
the register and data write.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>

SVN-Revision: 48914
This commit is contained in:
John Crispin
2016-03-04 08:33:33 +00:00
parent d3776bdfc9
commit 3a03c08c82
3 changed files with 17 additions and 13 deletions
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10
target/linux/generic/files/drivers/net/phy/ar8327.c
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@@ -139,13 +139,10 @@ ar8327_phy_fixup(struct ar8xxx_priv *priv, int phy)
break;
case 2:
ar8xxx_phy_mmd_write(priv, phy, 0x7, 0x3c);
ar8xxx_phy_mmd_write(priv, phy, 0x4007, 0x0);
ar8xxx_phy_mmd_write(priv, phy, 0x7, 0x3c, 0x0);
/* fallthrough */
case 4:
ar8xxx_phy_mmd_write(priv, phy, 0x3, 0x800d);
ar8xxx_phy_mmd_write(priv, phy, 0x4003, 0x803f);
ar8xxx_phy_mmd_write(priv, phy, 0x3, 0x800d, 0x803f);
ar8xxx_phy_dbg_write(priv, phy, 0x3d, 0x6860);
ar8xxx_phy_dbg_write(priv, phy, 0x5, 0x2c46);
ar8xxx_phy_dbg_write(priv, phy, 0x3c, 0x6000);
@@ -744,8 +741,7 @@ ar8327_read_port_eee_status(struct ar8xxx_priv *priv, int port)
phy = port - 1;
/* EEE Ability Auto-negotiation Result */
ar8xxx_phy_mmd_write(priv, phy, 0x7, 0x8000);
t = ar8xxx_phy_mmd_read(priv, phy, 0x4007);
t = ar8xxx_phy_mmd_read(priv, phy, 0x7, 0x8000);
return mmd_eee_adv_to_ethtool_adv_t(t);
}