diff options
Diffstat (limited to 'drivers/pci/htirq.c')
| -rw-r--r-- | drivers/pci/htirq.c | 37 |
1 files changed, 16 insertions, 21 deletions
diff --git a/drivers/pci/htirq.c b/drivers/pci/htirq.c index 834842aa5bb..a94dd2c4183 100644 --- a/drivers/pci/htirq.c +++ b/drivers/pci/htirq.c @@ -9,6 +9,7 @@ #include <linux/irq.h> #include <linux/pci.h> #include <linux/spinlock.h> +#include <linux/export.h> #include <linux/slab.h> #include <linux/htirq.h> @@ -34,7 +35,7 @@ struct ht_irq_cfg { void write_ht_irq_msg(unsigned int irq, struct ht_irq_msg *msg) { - struct ht_irq_cfg *cfg = get_irq_data(irq); + struct ht_irq_cfg *cfg = irq_get_handler_data(irq); unsigned long flags; spin_lock_irqsave(&ht_irq_lock, flags); if (cfg->msg.address_lo != msg->address_lo) { @@ -53,13 +54,13 @@ void write_ht_irq_msg(unsigned int irq, struct ht_irq_msg *msg) void fetch_ht_irq_msg(unsigned int irq, struct ht_irq_msg *msg) { - struct ht_irq_cfg *cfg = get_irq_data(irq); + struct ht_irq_cfg *cfg = irq_get_handler_data(irq); *msg = cfg->msg; } void mask_ht_irq(struct irq_data *data) { - struct ht_irq_cfg *cfg = irq_data_get_irq_data(data); + struct ht_irq_cfg *cfg = irq_data_get_irq_handler_data(data); struct ht_irq_msg msg = cfg->msg; msg.address_lo |= 1; @@ -68,7 +69,7 @@ void mask_ht_irq(struct irq_data *data) void unmask_ht_irq(struct irq_data *data) { - struct ht_irq_cfg *cfg = irq_data_get_irq_data(data); + struct ht_irq_cfg *cfg = irq_data_get_irq_handler_data(data); struct ht_irq_msg msg = cfg->msg; msg.address_lo &= ~1; @@ -86,12 +87,9 @@ void unmask_ht_irq(struct irq_data *data) int __ht_create_irq(struct pci_dev *dev, int idx, ht_irq_update_t *update) { struct ht_irq_cfg *cfg; + int max_irq, pos, irq; unsigned long flags; u32 data; - int max_irq; - int pos; - int irq; - int node; pos = pci_find_ht_capability(dev, HT_CAPTYPE_IRQ); if (!pos) @@ -104,7 +102,7 @@ int __ht_create_irq(struct pci_dev *dev, int idx, ht_irq_update_t *update) spin_unlock_irqrestore(&ht_irq_lock, flags); max_irq = (data >> 16) & 0xff; - if ( idx > max_irq) + if (idx > max_irq) return -EINVAL; cfg = kmalloc(sizeof(*cfg), GFP_KERNEL); @@ -119,14 +117,12 @@ int __ht_create_irq(struct pci_dev *dev, int idx, ht_irq_update_t *update) cfg->msg.address_lo = 0xffffffff; cfg->msg.address_hi = 0xffffffff; - node = dev_to_node(&dev->dev); - irq = create_irq_nr(0, node); - - if (irq <= 0) { + irq = irq_alloc_hwirq(dev_to_node(&dev->dev)); + if (!irq) { kfree(cfg); return -EBUSY; } - set_irq_data(irq, cfg); + irq_set_handler_data(irq, cfg); if (arch_setup_ht_irq(irq, dev) < 0) { ht_destroy_irq(irq); @@ -135,6 +131,7 @@ int __ht_create_irq(struct pci_dev *dev, int idx, ht_irq_update_t *update) return irq; } +EXPORT_SYMBOL(__ht_create_irq); /** * ht_create_irq - create an irq and attach it to a device. @@ -150,6 +147,7 @@ int ht_create_irq(struct pci_dev *dev, int idx) { return __ht_create_irq(dev, idx, NULL); } +EXPORT_SYMBOL(ht_create_irq); /** * ht_destroy_irq - destroy an irq created with ht_create_irq @@ -162,14 +160,11 @@ void ht_destroy_irq(unsigned int irq) { struct ht_irq_cfg *cfg; - cfg = get_irq_data(irq); - set_irq_chip(irq, NULL); - set_irq_data(irq, NULL); - destroy_irq(irq); + cfg = irq_get_handler_data(irq); + irq_set_chip(irq, NULL); + irq_set_handler_data(irq, NULL); + irq_free_hwirq(irq); kfree(cfg); } - -EXPORT_SYMBOL(__ht_create_irq); -EXPORT_SYMBOL(ht_create_irq); EXPORT_SYMBOL(ht_destroy_irq); |