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isci: implement error isr

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Add basic support for handling/reporting error interrupts.

Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Dan Williams
2011-02-18 09:25:11 -08:00
parent 77950f51f5
commit 92f4f0f544
4 changed files with 33 additions and 22 deletions
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16
drivers/scsi/isci/host.c
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@@ -85,11 +85,27 @@ irqreturn_t isci_intx_isr(int vec, void *data)
if (scic_sds_controller_isr(scic)) {
tasklet_schedule(&ihost->completion_tasklet);
ret = IRQ_HANDLED;
} else if (scic_sds_controller_error_isr(scic)) {
spin_lock(&ihost->scic_lock);
scic_sds_controller_error_handler(scic);
spin_unlock(&ihost->scic_lock);
ret = IRQ_HANDLED;
}
}
return ret;
}
irqreturn_t isci_error_isr(int vec, void *data)
{
struct isci_host *ihost = data;
struct scic_sds_controller *scic = ihost->core_controller;
if (scic_sds_controller_error_isr(scic))
scic_sds_controller_error_handler(scic);
return IRQ_HANDLED;
}
/**
* isci_host_start_complete() - This function is called by the core library,