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| author | David S. Miller <davem@sunset.davemloft.net> | 2006-06-21 22:07:21 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-06-23 23:15:09 -0700 |
| commit | 20edac8ad487b784a286c1e59cc24819cb8d3b86 (patch) | |
| tree | 1801d81a1164c07c6d136fd755fe181de4affa7f /arch | |
| parent | e87dc35020bc555969810452f44bceaf8394eafa (diff) | |
| download | linux-3.10-20edac8ad487b784a286c1e59cc24819cb8d3b86.tar.gz linux-3.10-20edac8ad487b784a286c1e59cc24819cb8d3b86.tar.bz2 linux-3.10-20edac8ad487b784a286c1e59cc24819cb8d3b86.zip | |
[SPARC64]: Disable verbose PCI IRQ probing messages by default.
Allow them to be enabled with "pci=irq_verbose" on the
boot command line.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/sparc64/kernel/pci.c | 6 | ||||
| -rw-r--r-- | arch/sparc64/kernel/pci_common.c | 28 |
2 files changed, 23 insertions, 11 deletions
diff --git a/arch/sparc64/kernel/pci.c b/arch/sparc64/kernel/pci.c index a868c3792ef..6c9e3e94aba 100644 --- a/arch/sparc64/kernel/pci.c +++ b/arch/sparc64/kernel/pci.c @@ -406,8 +406,14 @@ void pcibios_bus_to_resource(struct pci_dev *pdev, struct resource *res, } EXPORT_SYMBOL(pcibios_bus_to_resource); +extern int pci_irq_verbose; + char * __init pcibios_setup(char *str) { + if (!strcmp(str, "irq_verbose")) { + pci_irq_verbose = 1; + return NULL; + } return str; } diff --git a/arch/sparc64/kernel/pci_common.c b/arch/sparc64/kernel/pci_common.c index fc71b28795a..2319d732b13 100644 --- a/arch/sparc64/kernel/pci_common.c +++ b/arch/sparc64/kernel/pci_common.c @@ -10,6 +10,9 @@ #include <asm/pbm.h> +/* Pass "pci=irq_verbose" on the kernel command line to enable this. */ +int pci_irq_verbose; + /* Fix self device of BUS and hook it into BUS->self. * The pci_scan_bus does not do this for the host bridge. */ @@ -556,9 +559,10 @@ static inline unsigned int pci_slot_swivel(struct pci_pbm_info *pbm, ret = ((interrupt - 1 + (PCI_SLOT(pdev->devfn) & 3)) & 3) + 1; - printk("%s: %s IRQ Swivel %s [%x:%x] -> [%x]\n", - pbm->name, pci_name(toplevel_pdev), pci_name(pdev), - interrupt, PCI_SLOT(pdev->devfn), ret); + if (pci_irq_verbose) + printk("%s: %s IRQ Swivel %s [%x:%x] -> [%x]\n", + pbm->name, pci_name(toplevel_pdev), pci_name(pdev), + interrupt, PCI_SLOT(pdev->devfn), ret); return ret; } @@ -616,10 +620,11 @@ static inline unsigned int pci_apply_intmap(struct pci_pbm_info *pbm, } } - printk("%s: %s MAP BUS %s DEV %s [%x] -> [%x]\n", - pbm->name, pci_name(toplevel_pdev), - pci_name(pbus), pci_name(pdev), - orig_interrupt, interrupt); + if (pci_irq_verbose) + printk("%s: %s MAP BUS %s DEV %s [%x] -> [%x]\n", + pbm->name, pci_name(toplevel_pdev), + pci_name(pbus), pci_name(pdev), + orig_interrupt, interrupt); no_intmap: return interrupt; @@ -714,10 +719,11 @@ fail: return 0; success: - printk("%s: Routing bus[%2x] slot[%2x] to INO[%02x]\n", - pbm->name, - pdev->bus->number, PCI_SLOT(pdev->devfn), - *interrupt); + if (pci_irq_verbose) + printk("%s: Routing bus[%2x] slot[%2x] to INO[%02x]\n", + pbm->name, + pdev->bus->number, PCI_SLOT(pdev->devfn), + *interrupt); return 1; } |