diff options
Diffstat (limited to '')
| -rw-r--r-- | arch/s390/include/asm/qdio.h | 2 | ||||
| -rw-r--r-- | drivers/s390/cio/qdio.h | 1 | ||||
| -rw-r--r-- | drivers/s390/cio/qdio_main.c | 25 | ||||
| -rw-r--r-- | drivers/s390/cio/qdio_setup.c | 1 |
4 files changed, 14 insertions, 15 deletions
diff --git a/arch/s390/include/asm/qdio.h b/arch/s390/include/asm/qdio.h index c5a5b454f8dc..97356ec27d37 100644 --- a/arch/s390/include/asm/qdio.h +++ b/arch/s390/include/asm/qdio.h @@ -312,7 +312,7 @@ typedef void qdio_handler_t(struct ccw_device *, unsigned int, int, * @qib_rflags: rflags to set * @no_input_qs: number of input queues * @no_output_qs: number of output queues - * @input_handler: handler to be called for input queues + * @input_handler: handler to be called for input queues, and device-wide errors * @output_handler: handler to be called for output queues * @irq_poll: Data IRQ polling handler * @scan_threshold: # of in-use buffers that triggers scan on output queue diff --git a/drivers/s390/cio/qdio.h b/drivers/s390/cio/qdio.h index 152c032e74d4..5ea6249d8180 100644 --- a/drivers/s390/cio/qdio.h +++ b/drivers/s390/cio/qdio.h @@ -240,6 +240,7 @@ struct qdio_irq { struct qdio_ssqd_desc ssqd_desc; void (*orig_handler) (struct ccw_device *, unsigned long, struct irb *); + qdio_handler_t (*error_handler); int perf_stat_enabled; diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c index 3e586e460f91..35a32240b4ce 100644 --- a/drivers/s390/cio/qdio_main.c +++ b/drivers/s390/cio/qdio_main.c @@ -654,24 +654,18 @@ static void qdio_handle_activate_check(struct qdio_irq *irq_ptr, unsigned long intparm, int cstat, int dstat) { - struct qdio_q *q; + unsigned int first_to_check = 0; DBF_ERROR("%4x ACT CHECK", irq_ptr->schid.sch_no); DBF_ERROR("intp :%lx", intparm); DBF_ERROR("ds: %2x cs:%2x", dstat, cstat); - if (irq_ptr->nr_input_qs) { - q = irq_ptr->input_qs[0]; - } else if (irq_ptr->nr_output_qs) { - q = irq_ptr->output_qs[0]; - } else { - dump_stack(); - goto no_handler; - } + /* zfcp wants this: */ + if (irq_ptr->nr_input_qs) + first_to_check = irq_ptr->input_qs[0]->first_to_check; - q->handler(irq_ptr->cdev, QDIO_ERROR_ACTIVATE, 0, q->first_to_check, - 0, irq_ptr->int_parm); -no_handler: + irq_ptr->error_handler(irq_ptr->cdev, QDIO_ERROR_ACTIVATE, 0, + first_to_check, 0, irq_ptr->int_parm); qdio_set_state(irq_ptr, QDIO_IRQ_STATE_STOPPED); /* * In case of z/VM LGR (Live Guest Migration) QDIO recovery will happen. @@ -996,8 +990,11 @@ int qdio_establish(struct ccw_device *cdev, init_data->no_output_qs > irq_ptr->max_output_qs) return -EINVAL; - if ((init_data->no_input_qs && !init_data->input_handler) || - (init_data->no_output_qs && !init_data->output_handler)) + /* Needed as error_handler: */ + if (!init_data->input_handler) + return -EINVAL; + + if (init_data->no_output_qs && !init_data->output_handler) return -EINVAL; if (!init_data->input_sbal_addr_array || diff --git a/drivers/s390/cio/qdio_setup.c b/drivers/s390/cio/qdio_setup.c index fd663922d7d5..714878e2acc4 100644 --- a/drivers/s390/cio/qdio_setup.c +++ b/drivers/s390/cio/qdio_setup.c @@ -362,6 +362,7 @@ void qdio_setup_irq(struct qdio_irq *irq_ptr, struct qdio_initialize *init_data) irq_ptr->debugfs_dev = NULL; irq_ptr->sch_token = irq_ptr->perf_stat_enabled = 0; irq_ptr->state = QDIO_IRQ_STATE_INACTIVE; + irq_ptr->error_handler = init_data->input_handler; irq_ptr->int_parm = init_data->int_parm; irq_ptr->nr_input_qs = init_data->no_input_qs; |