net/liquidio: support device reset in driver

[dpdk.git] / drivers / net / liquidio / base / lio_23xx_vf.c

diff --git a/drivers/net/liquidio/base/lio_23xx_vf.c b/drivers/net/liquidio/base/lio_23xx_vf.c
index 9978017..e30c20d 100644 (file)
--- a/drivers/net/liquidio/base/lio_23xx_vf.c
+++ b/drivers/net/liquidio/base/lio_23xx_vf.c
@@ -379,6 +379,25 @@ cn23xx_vf_disable_io_queues(struct lio_device *lio_dev)
        cn23xx_vf_reset_io_queues(lio_dev, num_queues);
 }
 
+void
+cn23xx_vf_ask_pf_to_do_flr(struct lio_device *lio_dev)
+{
+       struct lio_mbox_cmd mbox_cmd;
+
+       memset(&mbox_cmd, 0, sizeof(struct lio_mbox_cmd));
+       mbox_cmd.msg.s.type = LIO_MBOX_REQUEST;
+       mbox_cmd.msg.s.resp_needed = 0;
+       mbox_cmd.msg.s.cmd = LIO_VF_FLR_REQUEST;
+       mbox_cmd.msg.s.len = 1;
+       mbox_cmd.q_no = 0;
+       mbox_cmd.recv_len = 0;
+       mbox_cmd.recv_status = 0;
+       mbox_cmd.fn = NULL;
+       mbox_cmd.fn_arg = 0;
+
+       lio_mbox_write(lio_dev, &mbox_cmd);
+}
+
 static void
 cn23xx_pfvf_hs_callback(struct lio_device *lio_dev,
                        struct lio_mbox_cmd *cmd, void *arg)