diff options
Diffstat (limited to 'drivers/staging/rdma/hfi1/hfi.h')
| -rw-r--r-- | drivers/staging/rdma/hfi1/hfi.h | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/drivers/staging/rdma/hfi1/hfi.h b/drivers/staging/rdma/hfi1/hfi.h index 8ca171bf3e36..190f7a2f6773 100644 --- a/drivers/staging/rdma/hfi1/hfi.h +++ b/drivers/staging/rdma/hfi1/hfi.h @@ -262,7 +262,7 @@ struct hfi1_ctxtdata { pid_t pid; pid_t subpid[HFI1_MAX_SHARED_CTXTS]; /* same size as task_struct .comm[], command that opened context */ - char comm[16]; + char comm[TASK_COMM_LEN]; /* so file ops can get at unit */ struct hfi1_devdata *dd; /* so functions that need physical port can get it easily */ @@ -313,7 +313,7 @@ struct hfi1_ctxtdata { * be valid. Worst case is we process an extra interrupt and up to 64 * packets with the wrong interrupt handler. */ - void (*do_interrupt)(struct hfi1_ctxtdata *rcd); + int (*do_interrupt)(struct hfi1_ctxtdata *rcd, int threaded); }; /* @@ -1130,9 +1130,21 @@ void hfi1_init_pportdata(struct pci_dev *, struct hfi1_pportdata *, struct hfi1_devdata *, u8, u8); void hfi1_free_ctxtdata(struct hfi1_devdata *, struct hfi1_ctxtdata *); -void handle_receive_interrupt(struct hfi1_ctxtdata *); -void handle_receive_interrupt_nodma_rtail(struct hfi1_ctxtdata *rcd); -void handle_receive_interrupt_dma_rtail(struct hfi1_ctxtdata *rcd); +int handle_receive_interrupt(struct hfi1_ctxtdata *, int); +int handle_receive_interrupt_nodma_rtail(struct hfi1_ctxtdata *, int); +int handle_receive_interrupt_dma_rtail(struct hfi1_ctxtdata *, int); + +/* receive packet handler dispositions */ +#define RCV_PKT_OK 0x0 /* keep going */ +#define RCV_PKT_LIMIT 0x1 /* stop, hit limit, start thread */ +#define RCV_PKT_DONE 0x2 /* stop, no more packets detected */ + +/* calculate the current RHF address */ +static inline __le32 *get_rhf_addr(struct hfi1_ctxtdata *rcd) +{ + return (__le32 *)rcd->rcvhdrq + rcd->head + rcd->dd->rhf_offset; +} + int hfi1_reset_device(int); /* return the driver's idea of the logical OPA port state */ |