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From: Florian Fainelli <f.fainelli@gmail.com>
To: netdev@vger.kernel.org
Cc: davem@davemloft.net, jogo@openwrt.org, bert@biot.com,
	Florian Fainelli <f.fainelli@gmail.com>
Subject: [PATCH net-next 1/3] net: phy: Add phy_ignore_ta_mask to account for broken turn-around
Date: Tue, 12 May 2015 10:33:24 -0700	[thread overview]
Message-ID: <1431452006-3219-2-git-send-email-f.fainelli@gmail.com> (raw)
In-Reply-To: <1431452006-3219-1-git-send-email-f.fainelli@gmail.com>

Some PHY devices/switches will not release the turn-around line as they
should do at the end of a MDIO transaction. To help with such
situations, allow MDIO bus drivers to be made aware of such
restrictions.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
---
 include/linux/phy.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/linux/phy.h b/include/linux/phy.h
index 685809835b5c..701c7a3946e0 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -181,6 +181,9 @@ struct mii_bus {
 	/* PHY addresses to be ignored when probing */
 	u32 phy_mask;
 
+	/* PHY addresses to ignore the TA/read failure */
+	u32 phy_ignore_ta_mask;
+
 	/*
 	 * Pointer to an array of interrupts, each PHY's
 	 * interrupt at the index matching its address
-- 
2.1.0

  reply	other threads:[~2015-05-12 17:33 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-05-12 14:56 [PATCH] mdio-gpio: Optionally ignore TA errors Bert Vermeulen
2015-05-12 17:08 ` Florian Fainelli
2015-05-12 17:33 ` [PATCH net-next 0/3] net: phy: broken turn-around support Florian Fainelli
2015-05-12 17:33   ` Florian Fainelli [this message]
2015-05-12 17:33   ` [PATCH net-next 2/3] of: mdio: Add a "broken-turn-around" property Florian Fainelli
2015-05-12 17:33   ` [PATCH net-next 3/3] net: phy: mdio-gpio: Handle phy_ignore_ta_mask Florian Fainelli
2015-05-13 11:17     ` Bert Vermeulen
2015-05-12 20:43   ` [PATCH net-next 0/3] net: phy: broken turn-around support Bert Vermeulen
2015-05-12 20:56     ` Florian Fainelli
2015-05-14 17:41   ` David Miller

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