diff options
Diffstat (limited to 'drivers/scsi/aacraid/aacraid.h')
| -rw-r--r-- | drivers/scsi/aacraid/aacraid.h | 80 |
1 files changed, 73 insertions, 7 deletions
diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h index 9e38b209787d..015c341f26f9 100644 --- a/drivers/scsi/aacraid/aacraid.h +++ b/drivers/scsi/aacraid/aacraid.h @@ -6,11 +6,61 @@ #define nblank(x) _nblank(x)[0] #include <linux/interrupt.h> +#include <linux/pci.h> /*------------------------------------------------------------------------------ * D E F I N E S *----------------------------------------------------------------------------*/ +#define AAC_MAX_MSIX 32 /* vectors */ +#define AAC_PCI_MSI_ENABLE 0x8000 + +enum { + AAC_ENABLE_INTERRUPT = 0x0, + AAC_DISABLE_INTERRUPT, + AAC_ENABLE_MSIX, + AAC_DISABLE_MSIX, + AAC_CLEAR_AIF_BIT, + AAC_CLEAR_SYNC_BIT, + AAC_ENABLE_INTX +}; + +#define AAC_INT_MODE_INTX (1<<0) +#define AAC_INT_MODE_MSI (1<<1) +#define AAC_INT_MODE_AIF (1<<2) +#define AAC_INT_MODE_SYNC (1<<3) + +#define AAC_INT_ENABLE_TYPE1_INTX 0xfffffffb +#define AAC_INT_ENABLE_TYPE1_MSIX 0xfffffffa +#define AAC_INT_DISABLE_ALL 0xffffffff + +/* Bit definitions in IOA->Host Interrupt Register */ +#define PMC_TRANSITION_TO_OPERATIONAL (1<<31) +#define PMC_IOARCB_TRANSFER_FAILED (1<<28) +#define PMC_IOA_UNIT_CHECK (1<<27) +#define PMC_NO_HOST_RRQ_FOR_CMD_RESPONSE (1<<26) +#define PMC_CRITICAL_IOA_OP_IN_PROGRESS (1<<25) +#define PMC_IOARRIN_LOST (1<<4) +#define PMC_SYSTEM_BUS_MMIO_ERROR (1<<3) +#define PMC_IOA_PROCESSOR_IN_ERROR_STATE (1<<2) +#define PMC_HOST_RRQ_VALID (1<<1) +#define PMC_OPERATIONAL_STATUS (1<<31) +#define PMC_ALLOW_MSIX_VECTOR0 (1<<0) + +#define PMC_IOA_ERROR_INTERRUPTS (PMC_IOARCB_TRANSFER_FAILED | \ + PMC_IOA_UNIT_CHECK | \ + PMC_NO_HOST_RRQ_FOR_CMD_RESPONSE | \ + PMC_IOARRIN_LOST | \ + PMC_SYSTEM_BUS_MMIO_ERROR | \ + PMC_IOA_PROCESSOR_IN_ERROR_STATE) + +#define PMC_ALL_INTERRUPT_BITS (PMC_IOA_ERROR_INTERRUPTS | \ + PMC_HOST_RRQ_VALID | \ + PMC_TRANSITION_TO_OPERATIONAL | \ + PMC_ALLOW_MSIX_VECTOR0) +#define PMC_GLOBAL_INT_BIT2 0x00000004 +#define PMC_GLOBAL_INT_BIT0 0x00000001 + #ifndef AAC_DRIVER_BUILD # define AAC_DRIVER_BUILD 30300 # define AAC_DRIVER_BRANCH "-ms" @@ -36,6 +86,7 @@ #define CONTAINER_TO_ID(cont) (cont) #define CONTAINER_TO_LUN(cont) (0) +#define PMC_DEVICE_S6 0x28b #define PMC_DEVICE_S7 0x28c #define PMC_DEVICE_S8 0x28d #define PMC_DEVICE_S9 0x28f @@ -434,7 +485,7 @@ enum fib_xfer_state { struct aac_init { __le32 InitStructRevision; - __le32 MiniPortRevision; + __le32 Sa_MSIXVectors; __le32 fsrev; __le32 CommHeaderAddress; __le32 FastIoCommAreaAddress; @@ -755,7 +806,8 @@ struct rkt_registers { struct src_mu_registers { /* PCI*| Name */ - __le32 reserved0[8]; /* 00h | Reserved */ + __le32 reserved0[6]; /* 00h | Reserved */ + __le32 IOAR[2]; /* 18h | IOA->host interrupt register */ __le32 IDR; /* 20h | Inbound Doorbell Register */ __le32 IISR; /* 24h | Inbound Int. Status Register */ __le32 reserved1[3]; /* 28h | Reserved */ @@ -767,17 +819,18 @@ struct src_mu_registers { __le32 OMR; /* bch | Outbound Message Register */ __le32 IQ_L; /* c0h | Inbound Queue (Low address) */ __le32 IQ_H; /* c4h | Inbound Queue (High address) */ + __le32 ODR_MSI; /* c8h | MSI register for sync./AIF */ }; struct src_registers { - struct src_mu_registers MUnit; /* 00h - c7h */ + struct src_mu_registers MUnit; /* 00h - cbh */ union { struct { - __le32 reserved1[130790]; /* c8h - 7fc5fh */ + __le32 reserved1[130789]; /* cch - 7fc5fh */ struct src_inbound IndexRegs; /* 7fc60h */ } tupelo; struct { - __le32 reserved1[974]; /* c8h - fffh */ + __le32 reserved1[973]; /* cch - fffh */ struct src_inbound IndexRegs; /* 1000h */ } denali; } u; @@ -1029,6 +1082,11 @@ struct aac_bus_info_response { #define AAC_OPT_NEW_COMM_TYPE3 cpu_to_le32(1<<30) #define AAC_OPT_NEW_COMM_TYPE4 cpu_to_le32(1<<31) +/* MSIX context */ +struct aac_msix_ctx { + int vector_no; + struct aac_dev *dev; +}; struct aac_dev { @@ -1084,8 +1142,10 @@ struct aac_dev * if AAC_COMM_MESSAGE_TYPE1 */ dma_addr_t host_rrq_pa; /* phys. address */ - u32 host_rrq_idx; /* index into rrq buffer */ - + /* index into rrq buffer */ + u32 host_rrq_idx[AAC_MAX_MSIX]; + atomic_t rrq_outstanding[AAC_MAX_MSIX]; + u32 fibs_pushed_no; struct pci_dev *pdev; /* Our PCI interface */ void * printfbuf; /* pointer to buffer used for printf's from the adapter */ void * comm_addr; /* Base address of Comm area */ @@ -1154,6 +1214,11 @@ struct aac_dev int sync_mode; struct fib *sync_fib; struct list_head sync_fib_list; + u32 max_msix; /* max. MSI-X vectors */ + u32 vector_cap; /* MSI-X vector capab.*/ + int msi_enabled; /* MSI/MSI-X enabled */ + struct msix_entry msixentry[AAC_MAX_MSIX]; + struct aac_msix_ctx aac_msix[AAC_MAX_MSIX]; /* context */ }; #define aac_adapter_interrupt(dev) \ @@ -2036,6 +2101,7 @@ void aac_consumer_free(struct aac_dev * dev, struct aac_queue * q, u32 qnum); int aac_fib_complete(struct fib * context); #define fib_data(fibctx) ((void *)(fibctx)->hw_fib_va->data) struct aac_dev *aac_init_adapter(struct aac_dev *dev); +void aac_src_access_devreg(struct aac_dev *dev, int mode); int aac_get_config_status(struct aac_dev *dev, int commit_flag); int aac_get_containers(struct aac_dev *dev); int aac_scsi_cmd(struct scsi_cmnd *cmd); |