[PATCH 2/6] scsi: fnic: fnic devcmd2 controller definitions

[Satish Kharat]

This patch adds the fnic devcmd2 controller definition.

Signed-off-by: Satish Kharat <satis...@cisco.com>
---
 drivers/scsi/fnic/vnic_dev.c | 30 ++++++++++++++++++++++++++++--
 1 file changed, 28 insertions(+), 2 deletions(-)

diff --git a/drivers/scsi/fnic/vnic_dev.c b/drivers/scsi/fnic/vnic_dev.c
index 434447ea24b8..648f3fda68ab 100644
--- a/drivers/scsi/fnic/vnic_dev.c
+++ b/drivers/scsi/fnic/vnic_dev.c
@@ -27,6 +27,24 @@
 #include "vnic_devcmd.h"
 #include "vnic_dev.h"
 #include "vnic_stats.h"
+#include "vnic_wq.h"
+
+struct devcmd2_controller {
+       struct vnic_wq_ctrl *wq_ctrl;
+       struct vnic_dev_ring results_ring;
+       struct vnic_wq wq;
+       struct vnic_devcmd2 *cmd_ring;
+       struct devcmd2_result *result;
+       u16 next_result;
+       u16 result_size;
+       int color;
+};
+
+enum vnic_proxy_type {
+       PROXY_NONE,
+       PROXY_BY_BDF,
+       PROXY_BY_INDEX,
+};
 
 struct vnic_res {
        void __iomem *vaddr;
@@ -48,6 +66,12 @@ struct vnic_dev {
        dma_addr_t stats_pa;
        struct vnic_devcmd_fw_info *fw_info;
        dma_addr_t fw_info_pa;
+       enum vnic_proxy_type proxy;
+       u32 proxy_index;
+       u64 args[VNIC_DEVCMD_NARGS];
+       struct devcmd2_controller *devcmd2;
+       int (*devcmd_rtn)(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
+                       int wait);
 };
 
 #define VNIC_MAX_RES_HDR_SIZE \
@@ -119,6 +143,7 @@ static int vnic_dev_discover_res(struct vnic_dev *vdev,
                        }
                        break;
                case RES_TYPE_INTR_PBA_LEGACY:
+               case RES_TYPE_DEVCMD2:
                case RES_TYPE_DEVCMD:
                        len = count;
                        break;
@@ -229,8 +254,7 @@ void vnic_dev_free_desc_ring(struct vnic_dev *vdev, struct 
vnic_dev_ring *ring)
        }
 }
 
-int vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
-       u64 *a0, u64 *a1, int wait)
+int vnic_dev_cmd1(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd, int wait)
 {
        struct vnic_devcmd __iomem *devcmd = vdev->devcmd;
        int delay;
@@ -244,6 +268,8 @@ int vnic_dev_cmd(struct vnic_dev *vdev, enum 
vnic_devcmd_cmd cmd,
                EBUSY,  /* ERR_EBUSY */
        };
        int err;
+       u64 *a0 = &vdev->args[0];
+       u64 *a1 = &vdev->args[1];
 
        status = ioread32(&devcmd->status);
        if (status & STAT_BUSY) {
-- 
2.17.2