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| author |   Casey Leedom <leedom@chelsio.com> | 2010-11-11 09:06:53 +0000 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2010-11-12 12:31:01 -0800 |
| commit | e68e6133e2daef6fc40e91621a1e26938e428e9e (patch) | |
| tree | 21759991e47e782de8ebb4153396b651a0ef0095 /drivers/net/cxgb4vf/t4vf_hw.c | |
| parent | cxgb4vf: Fail open if link_start() fails. (diff) | |
| download | linux-dev-e68e6133e2daef6fc40e91621a1e26938e428e9e.tar.xz linux-dev-e68e6133e2daef6fc40e91621a1e26938e428e9e.zip | |
cxgb4vf: add call to Firmware to reset VF State.
Add call to Firmware to reset its VF State when we first attach to the VF.
Signed-off-by: Casey Leedom <leedom@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
| -rw-r--r-- | drivers/net/cxgb4vf/t4vf_hw.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/net/cxgb4vf/t4vf_hw.c b/drivers/net/cxgb4vf/t4vf_hw.c index ea1c123f0cb4..e306c20dfaee 100644 --- a/drivers/net/cxgb4vf/t4vf_hw.c +++ b/drivers/net/cxgb4vf/t4vf_hw.c @@ -326,6 +326,25 @@ int __devinit t4vf_port_init(struct adapter *adapter, int pidx) } /** + * t4vf_fw_reset - issue a reset to FW + * @adapter: the adapter + * + * Issues a reset command to FW. For a Physical Function this would + * result in the Firmware reseting all of its state. For a Virtual + * Function this just resets the state associated with the VF. + */ +int t4vf_fw_reset(struct adapter *adapter) +{ + struct fw_reset_cmd cmd; + + memset(&cmd, 0, sizeof(cmd)); + cmd.op_to_write = cpu_to_be32(FW_CMD_OP(FW_RESET_CMD) | + FW_CMD_WRITE); + cmd.retval_len16 = cpu_to_be32(FW_LEN16(cmd)); + return t4vf_wr_mbox(adapter, &cmd, sizeof(cmd), NULL); +} + +/** * t4vf_query_params - query FW or device parameters * @adapter: the adapter * @nparams: the number of parameters |