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[Infiniband] Fix event queue doorbell ringing on Arbel

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This commit is contained in:
Michael Brown 2008-04-22 02:15:36 +01:00
parent c9fb012d4f
commit d72bf13b78
2 changed files with 14 additions and 2 deletions
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6
src/drivers/infiniband/arbel.c
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@ -1410,6 +1410,7 @@ static void arbel_poll_eq ( struct ib_device *ibdev ) {
struct arbel *arbel = ib_get_drvdata ( ibdev );
struct arbel_event_queue *arbel_eq = &arbel->eq;
union arbelprm_event_entry *eqe;
union arbelprm_eq_doorbell_register db_reg;
unsigned int eqe_idx_mask;
unsigned int event_type;
@ -1445,10 +1446,11 @@ static void arbel_poll_eq ( struct ib_device *ibdev ) {
arbel_eq->next_idx++;
/* Ring doorbell */
MLX_FILL_1 ( &db_reg.ci, 0, ci, arbel_eq->next_idx );
DBGCP ( arbel, "Ringing doorbell %08lx with %08lx\n",
virt_to_phys ( arbel_eq->doorbell ),
arbel_eq->next_idx );
writel ( arbel_eq->next_idx, arbel_eq->doorbell );
db_reg.dword[0] );
writel ( db_reg.dword[0], arbel_eq->doorbell );
}
}

10
src/drivers/infiniband/arbel.h
View File

@ -122,6 +122,10 @@ struct arbelprm_event_mask_st {
pseudo_bit_t reserved2[0x00016];
} __attribute__ (( packed ));
struct arbelprm_eq_set_ci_st {
pseudo_bit_t ci[0x00020];
} __attribute__ (( packed ));
struct arbelprm_port_state_change_event_st {
pseudo_bit_t reserved[0x00020];
struct arbelprm_port_state_change_st data;
@ -140,6 +144,7 @@ struct MLX_DECLARE_STRUCT ( arbelprm_cq_arm_db_record );
struct MLX_DECLARE_STRUCT ( arbelprm_cq_ci_db_record );
struct MLX_DECLARE_STRUCT ( arbelprm_event_mask );
struct MLX_DECLARE_STRUCT ( arbelprm_event_queue_entry );
struct MLX_DECLARE_STRUCT ( arbelprm_eq_set_ci );
struct MLX_DECLARE_STRUCT ( arbelprm_eqc );
struct MLX_DECLARE_STRUCT ( arbelprm_hca_command_register );
struct MLX_DECLARE_STRUCT ( arbelprm_init_hca );
@ -214,6 +219,11 @@ union arbelprm_doorbell_register {
uint32_t dword[2];
} __attribute__ (( packed ));
union arbelprm_eq_doorbell_register {
struct arbelprm_eq_set_ci ci;
uint32_t dword[1];
} __attribute__ (( packed ));
union arbelprm_mad {
struct arbelprm_mad_ifc ifc;
union ib_mad mad;