enic: add devcmd2

[cascardo/linux.git] / drivers / net / ethernet / cisco / enic / vnic_wq.c

diff --git a/drivers/net/ethernet/cisco/enic/vnic_wq.c b/drivers/net/ethernet/cisco/enic/vnic_wq.c
index 538302a..627f3b1 100644 (file)
--- a/drivers/net/ethernet/cisco/enic/vnic_wq.c
+++ b/drivers/net/ethernet/cisco/enic/vnic_wq.c
@@ -114,10 +114,27 @@ int vnic_wq_alloc(struct vnic_dev *vdev, struct vnic_wq *wq, unsigned int index,
        return 0;
 }
 
-static void vnic_wq_init_start(struct vnic_wq *wq, unsigned int cq_index,
-       unsigned int fetch_index, unsigned int posted_index,
-       unsigned int error_interrupt_enable,
-       unsigned int error_interrupt_offset)
+int vnic_wq_devcmd2_alloc(struct vnic_dev *vdev, struct vnic_wq *wq,
+                         unsigned int desc_count, unsigned int desc_size)
+{
+       int err;
+
+       wq->index = 0;
+       wq->vdev = vdev;
+
+       wq->ctrl = vnic_dev_get_res(vdev, RES_TYPE_DEVCMD2, 0);
+       if (!wq->ctrl)
+               return -EINVAL;
+       vnic_wq_disable(wq);
+       err = vnic_dev_alloc_desc_ring(vdev, &wq->ring, desc_count, desc_size);
+
+       return err;
+}
+
+void vnic_wq_init_start(struct vnic_wq *wq, unsigned int cq_index,
+                       unsigned int fetch_index, unsigned int posted_index,
+                       unsigned int error_interrupt_enable,
+                       unsigned int error_interrupt_offset)
 {
        u64 paddr;
        unsigned int count = wq->ring.desc_count;