[PATCH net 08/10] bnx2x: Fix BCM54618se invalid link indication

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From: Yaniv Rosner <hidden>
Date: 2011-08-03 09:00:12
Subsystem: networking drivers, the rest · Maintainers: Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

After resetting BCM54618se, link partner would still see link since the PHY wasn't put into low-power state.

Signed-off-by: Yaniv Rosner <redacted>
Signed-off-by: Eilon Greenstein <redacted>
---
 drivers/net/bnx2x/bnx2x_link.c |   11 +++++++++--
 1 files changed, 9 insertions(+), 2 deletions(-)
diff --git a/drivers/net/bnx2x/bnx2x_link.c b/drivers/net/bnx2x/bnx2x_link.c
index cf8b8d1..5e6f351 100644
--- a/drivers/net/bnx2x/bnx2x_link.c
+++ b/drivers/net/bnx2x/bnx2x_link.c
@@ -10219,8 +10219,15 @@ static void bnx2x_54618se_link_reset(struct bnx2x_phy *phy,
 	u32 cfg_pin;
 	u8 port;
 
-	/* This works with E3 only, no need to check the chip
-	   before determining the port. */
+	/*
+	 * In case of no EPIO routed to reset the GPHY, put it
+	 * in low power mode.
+	 */
+	bnx2x_cl22_write(bp, phy, MDIO_PMA_REG_CTRL, 0x800);
+	/*
+	 * This works with E3 only, no need to check the chip
+	 * before determining the port.
+	 */
 	port = params->port;
 	cfg_pin = (REG_RD(bp, params->shmem_base +
 			offsetof(struct shmem_region,
-- 
1.7.1




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