tg3: Add PHY reset for 5717/5719/5720 in change ring and flow control paths

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[ Upstream commit 59663e4219 ]

This patch has the fix to avoid PHY lockup with 5717/5719/5720 in change
ring and flow control paths. This patch solves the RX hang while doing
continuous ring or flow control parameters with heavy traffic from peer.

Signed-off-by: Siva Reddy Kallam <siva.kallam@broadcom.com>
Acked-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Siva Reddy Kallam 2018-11-20 10:04:04 +05:30 • committed by Greg Kroah-Hartman

parent 7e6782271f

commit 710c65c8c8

1 changed files with 16 additions and 2 deletions

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drivers/net/ethernet/broadcom/tg3.c

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