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scsi: fnic: fnic devcmd2 controller definitions

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This patch adds the fnic devcmd2 controller definitions.

Signed-off-by: Satish Kharat <satishkh@cisco.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Satish Kharat 2019-01-18 14:51:41 -08:00 committed by Martin K. Petersen
parent 5ed827a62f
commit 6c10cb44ea
1 changed files with 28 additions and 2 deletions
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30
drivers/scsi/fnic/vnic_dev.c
View file

@ -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) {