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[IA64] genirq fixup for SGI/SN 

This patch allows the system to boot and enables the console and at least
some hardware drivers, as well as some platform error handling.

Tested on a variety of SGI Altix system without issues.

Signed-off-by: Dimitri Sivanich <sivanich@sgi.com>
Tested-by: Raymund Will <rw@suse.de>
Signed-off-by: Tony Luck <tony.luck@intel.com>
This commit is contained in:
Dimitri Sivanich 2012-02-22 11:11:06 -08:00 committed by Tony Luck
parent 0f261ede31
commit 48e30fa073
6 changed files with 8 additions and 0 deletions
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2
arch/ia64/sn/kernel/huberror.c
View File

@ -192,6 +192,7 @@ void hub_error_init(struct hubdev_info *hubdev_info)
hubdev_info);
return;
}
irq_set_handler(SGI_II_ERROR, handle_level_irq);
sn_set_err_irq_affinity(SGI_II_ERROR);
}
@ -213,6 +214,7 @@ void ice_error_init(struct hubdev_info *hubdev_info)
hubdev_info);
return;
}
irq_set_handler(SGI_TIO_ERROR, handle_level_irq);
sn_set_err_irq_affinity(SGI_TIO_ERROR);
}

2
arch/ia64/sn/kernel/irq.c
View File

@ -352,6 +352,8 @@ void sn_irq_fixup(struct pci_dev *pci_dev, struct sn_irq_info *sn_irq_info)
spin_lock(&sn_irq_info_lock);
list_add_rcu(&sn_irq_info->list, sn_irq_lh[sn_irq_info->irq_irq]);
reserve_irq_vector(sn_irq_info->irq_irq);
if (sn_irq_info->irq_int_bit != -1)
irq_set_handler(sn_irq_info->irq_irq, handle_level_irq);
spin_unlock(&sn_irq_info_lock);
register_intr_pda(sn_irq_info);

1
arch/ia64/sn/pci/pcibr/pcibr_provider.c
View File

@ -146,6 +146,7 @@ pcibr_bus_fixup(struct pcibus_bussoft *prom_bussoft, struct pci_controller *cont
printk(KERN_WARNING
"pcibr cannot allocate interrupt for error handler\n");
}
irq_set_handler(SGI_PCIASIC_ERROR, handle_level_irq);
sn_set_err_irq_affinity(SGI_PCIASIC_ERROR);
/*

1
arch/ia64/sn/pci/tioca_provider.c
View File

@ -649,6 +649,7 @@ tioca_bus_fixup(struct pcibus_bussoft *prom_bussoft, struct pci_controller *cont
__func__, SGI_TIOCA_ERROR,
(int)tioca_common->ca_common.bs_persist_busnum);
irq_set_handler(SGI_TIOCA_ERROR, handle_level_irq);
sn_set_err_irq_affinity(SGI_TIOCA_ERROR);
/* Setup locality information */

1
arch/ia64/sn/pci/tioce_provider.c
View File

@ -1037,6 +1037,7 @@ tioce_bus_fixup(struct pcibus_bussoft *prom_bussoft, struct pci_controller *cont
tioce_common->ce_pcibus.bs_persist_segment,
tioce_common->ce_pcibus.bs_persist_busnum);
irq_set_handler(SGI_PCIASIC_ERROR, handle_level_irq);
sn_set_err_irq_affinity(SGI_PCIASIC_ERROR);
return tioce_common;
}

1
drivers/tty/serial/sn_console.c
View File

@ -743,6 +743,7 @@ static void __init sn_sal_switch_to_interrupts(struct sn_cons_port *port)
spin_lock_irqsave(&port->sc_port.lock, flags);
port->sc_port.irq = SGI_UART_VECTOR;
port->sc_ops = &intr_ops;
irq_set_handler(port->sc_port.irq, handle_level_irq);
/* turn on receive interrupts */
ia64_sn_console_intr_enable(SAL_CONSOLE_INTR_RECV);