* Copyright (C) 1999 Jakub Jelinek (jj@ultra.linux.cz)
*/
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/string.h>
#include <linux/capability.h>
#include <linux/errno.h>
#include <linux/smp_lock.h>
+#include <linux/msi.h>
+#include <linux/irq.h>
#include <linux/init.h>
#include <asm/uaccess.h>
p->scan_bus(p);
}
-extern void clock_probe(void);
extern void power_init(void);
static int __init pcibios_init(void)
isa_init();
ebus_init();
- clock_probe();
power_init();
return 0;
}
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;
}
}
EXPORT_SYMBOL(pci_domain_nr);
-int pcibios_prep_mwi(struct pci_dev *dev)
+#ifdef CONFIG_PCI_MSI
+int arch_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *desc)
{
- /* We set correct PCI_CACHE_LINE_SIZE register values for every
- * device probed on this platform. So there is nothing to check
- * and this always succeeds.
- */
- return 0;
+ struct pcidev_cookie *pcp = pdev->sysdata;
+ struct pci_pbm_info *pbm = pcp->pbm;
+ struct pci_controller_info *p = pbm->parent;
+ int virt_irq, err;
+
+ if (!pbm->msi_num || !p->setup_msi_irq)
+ return -EINVAL;
+
+ err = p->setup_msi_irq(&virt_irq, pdev, desc);
+ if (err < 0)
+ return err;
+
+ return virt_irq;
+}
+
+void arch_teardown_msi_irq(unsigned int virt_irq)
+{
+ struct msi_desc *entry = get_irq_data(virt_irq);
+ struct pci_dev *pdev = entry->dev;
+ struct pcidev_cookie *pcp = pdev->sysdata;
+ struct pci_pbm_info *pbm = pcp->pbm;
+ struct pci_controller_info *p = pbm->parent;
+
+ if (!pbm->msi_num || !p->setup_msi_irq)
+ return;
+
+ return p->teardown_msi_irq(virt_irq, pdev);
}
+#endif /* !(CONFIG_PCI_MSI) */
#endif /* !(CONFIG_PCI) */