drivers: net: xgene: Backward compatibility with older firmware

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This patch adds support when used with older firmware (<= 1.13.28).

- Added xgene_ring_mgr_init() to check whether ring manager is initialized
- Calling xgene_ring_mgr_init() from xgene_port_ops.reset()
- To handle errors, changed the return type of xgene_port_ops.reset()

Signed-off-by: Iyappan Subramanian <isubramanian@apm.com>
Signed-off-by: Keyur Chudgar <kchudgar@apm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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This commit is contained in:

Iyappan Subramanian 2014-11-03 11:59:55 -08:00 • committed by David S. Miller

parent 09c9e0593d

commit c3f4465d27

6 changed files with 38 additions and 5 deletions

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18

drivers/net/ethernet/apm/xgene/xgene_enet_hw.c

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4

drivers/net/ethernet/apm/xgene/xgene_enet_hw.h

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5

drivers/net/ethernet/apm/xgene/xgene_enet_main.c

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2

drivers/net/ethernet/apm/xgene/xgene_enet_main.h

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7

drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c

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7

drivers/net/ethernet/apm/xgene/xgene_enet_xgmac.c

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