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authorDimitri Sivanich <sivanich@sgi.com>2012-02-22 11:11:06 -0800
committerTony Luck <tony.luck@intel.com>2012-02-22 11:11:06 -0800
commit48e30fa0738be3688f655632d917498464019e60 (patch)
tree1e80bacbe5f5034f050964c8e70b74cb1b2eb5dc
parent0f261ede311bfd718d84bdf50dd7fcee585e82c7 (diff)
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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>
-rw-r--r--arch/ia64/sn/kernel/huberror.c2
-rw-r--r--arch/ia64/sn/kernel/irq.c2
-rw-r--r--arch/ia64/sn/pci/pcibr/pcibr_provider.c1
-rw-r--r--arch/ia64/sn/pci/tioca_provider.c1
-rw-r--r--arch/ia64/sn/pci/tioce_provider.c1
-rw-r--r--drivers/tty/serial/sn_console.c1
6 files changed, 8 insertions, 0 deletions
diff --git a/arch/ia64/sn/kernel/huberror.c b/arch/ia64/sn/kernel/huberror.c
index 08b0d9bb62ec..f925dec2da92 100644
--- a/arch/ia64/sn/kernel/huberror.c
+++ b/arch/ia64/sn/kernel/huberror.c
@@ -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);
}
diff --git a/arch/ia64/sn/kernel/irq.c b/arch/ia64/sn/kernel/irq.c
index dfac09ab027a..62cf4dde6a04 100644
--- a/arch/ia64/sn/kernel/irq.c
+++ b/arch/ia64/sn/kernel/irq.c
@@ -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);
diff --git a/arch/ia64/sn/pci/pcibr/pcibr_provider.c b/arch/ia64/sn/pci/pcibr/pcibr_provider.c
index 8886a0bc4a11..8dbbef4a4f47 100644
--- a/arch/ia64/sn/pci/pcibr/pcibr_provider.c
+++ b/arch/ia64/sn/pci/pcibr/pcibr_provider.c
@@ -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);
/*
diff --git a/arch/ia64/sn/pci/tioca_provider.c b/arch/ia64/sn/pci/tioca_provider.c
index e77c477245fd..a70b11fd57d6 100644
--- a/arch/ia64/sn/pci/tioca_provider.c
+++ b/arch/ia64/sn/pci/tioca_provider.c
@@ -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 */
diff --git a/arch/ia64/sn/pci/tioce_provider.c b/arch/ia64/sn/pci/tioce_provider.c
index 27faba035f3a..46d3df4b03a1 100644
--- a/arch/ia64/sn/pci/tioce_provider.c
+++ b/arch/ia64/sn/pci/tioce_provider.c
@@ -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;
}
diff --git a/drivers/tty/serial/sn_console.c b/drivers/tty/serial/sn_console.c
index 238c7df73ef5..8e4129c0bc93 100644
--- a/drivers/tty/serial/sn_console.c
+++ b/drivers/tty/serial/sn_console.c
@@ -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);