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

Message ID 20190118225145.2508-3-satishkh@cisco.com (mailing list archive)
State Mainlined
Commit 6c10cb44eaadbd13adee60d4cb8a2b8462e79fe2
Headers show
Series fnic devcmd2 changes | expand

Commit Message

Satish Kharat Jan. 18, 2019, 10:51 p.m. UTC 
This patch adds the fnic devcmd2 controller definition.

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

Patch

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) {