diff options
Diffstat (limited to 'arch/powerpc/platforms/cell/axon_msi.c')
| -rw-r--r-- | arch/powerpc/platforms/cell/axon_msi.c | 36 |
1 files changed, 14 insertions, 22 deletions
diff --git a/arch/powerpc/platforms/cell/axon_msi.c b/arch/powerpc/platforms/cell/axon_msi.c index 57c4e0e86c88..28dc86744cac 100644 --- a/arch/powerpc/platforms/cell/axon_msi.c +++ b/arch/powerpc/platforms/cell/axon_msi.c @@ -10,13 +10,14 @@ #include <linux/pci.h> #include <linux/msi.h> #include <linux/export.h> -#include <linux/of_platform.h> #include <linux/slab.h> +#include <linux/debugfs.h> +#include <linux/of.h> +#include <linux/of_irq.h> +#include <linux/platform_device.h> -#include <asm/debugfs.h> #include <asm/dcr.h> #include <asm/machdep.h> -#include <asm/prom.h> #include "cell.h" @@ -199,7 +200,6 @@ out_error: static int setup_msi_msg_address(struct pci_dev *dev, struct msi_msg *msg) { struct device_node *dn; - struct msi_desc *entry; int len; const u32 *prop; @@ -209,10 +209,8 @@ static int setup_msi_msg_address(struct pci_dev *dev, struct msi_msg *msg) return -ENODEV; } - entry = first_pci_msi_entry(dev); - for (; dn; dn = of_get_next_parent(dn)) { - if (entry->msi_attrib.is_64) { + if (!dev->no_64bit_msi) { prop = of_get_property(dn, "msi-address-64", &len); if (prop) break; @@ -226,6 +224,7 @@ static int setup_msi_msg_address(struct pci_dev *dev, struct msi_msg *msg) if (!prop) { dev_dbg(&dev->dev, "axon_msi: no msi-address-(32|64) properties found\n"); + of_node_put(dn); return -ENOENT; } @@ -265,7 +264,7 @@ static int axon_msi_setup_msi_irqs(struct pci_dev *dev, int nvec, int type) if (rc) return rc; - for_each_pci_msi_entry(entry, dev) { + msi_for_each_desc(entry, &dev->dev, MSI_DESC_NOTASSOCIATED) { virq = irq_create_direct_mapping(msic->irq_domain); if (!virq) { dev_warn(&dev->dev, @@ -288,12 +287,10 @@ static void axon_msi_teardown_msi_irqs(struct pci_dev *dev) dev_dbg(&dev->dev, "axon_msi: tearing down msi irqs\n"); - for_each_pci_msi_entry(entry, dev) { - if (!entry->irq) - continue; - + msi_for_each_desc(entry, &dev->dev, MSI_DESC_ASSOCIATED) { irq_set_msi_desc(entry->irq, NULL); irq_dispose_mapping(entry->irq); + entry->irq = 0; } } @@ -464,15 +461,14 @@ DEFINE_SIMPLE_ATTRIBUTE(fops_msic, msic_get, msic_set, "%llu\n"); void axon_msi_debug_setup(struct device_node *dn, struct axon_msic *msic) { char name[8]; - u64 addr; + struct resource res; - addr = of_translate_address(dn, of_get_property(dn, "reg", NULL)); - if (addr == OF_BAD_ADDR) { - pr_devel("axon_msi: couldn't translate reg property\n"); + if (of_address_to_resource(dn, 0, &res)) { + pr_devel("axon_msi: couldn't get reg property\n"); return; } - msic->trigger = ioremap(addr, 0x4); + msic->trigger = ioremap(res.start, 0x4); if (!msic->trigger) { pr_devel("axon_msi: ioremap failed\n"); return; @@ -480,10 +476,6 @@ void axon_msi_debug_setup(struct device_node *dn, struct axon_msic *msic) snprintf(name, sizeof(name), "msic_%d", of_node_to_nid(dn)); - if (!debugfs_create_file(name, 0600, powerpc_debugfs_root, - msic, &fops_msic)) { - pr_devel("axon_msi: debugfs_create_file failed!\n"); - return; - } + debugfs_create_file(name, 0600, arch_debugfs_dir, msic, &fops_msic); } #endif /* DEBUG */ |