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Diffstat (limited to 'arch/powerpc/sysdev/fsl_msi.c')
-rw-r--r--arch/powerpc/sysdev/fsl_msi.c54
1 files changed, 29 insertions, 25 deletions
diff --git a/arch/powerpc/sysdev/fsl_msi.c b/arch/powerpc/sysdev/fsl_msi.c
index 58e09b2833f2..92e78333c47c 100644
--- a/arch/powerpc/sysdev/fsl_msi.c
+++ b/arch/powerpc/sysdev/fsl_msi.c
@@ -64,10 +64,10 @@ static int fsl_msi_host_map(struct irq_host *h, unsigned int virq,
struct fsl_msi *msi_data = h->host_data;
struct irq_chip *chip = &fsl_msi_chip;
- irq_to_desc(virq)->status |= IRQ_TYPE_EDGE_FALLING;
+ irq_set_status_flags(virq, IRQ_TYPE_EDGE_FALLING);
- set_irq_chip_data(virq, msi_data);
- set_irq_chip_and_handler(virq, chip, handle_edge_irq);
+ irq_set_chip_data(virq, msi_data);
+ irq_set_chip_and_handler(virq, chip, handle_edge_irq);
return 0;
}
@@ -110,8 +110,8 @@ static void fsl_teardown_msi_irqs(struct pci_dev *pdev)
list_for_each_entry(entry, &pdev->msi_list, list) {
if (entry->irq == NO_IRQ)
continue;
- msi_data = get_irq_data(entry->irq);
- set_irq_msi(entry->irq, NULL);
+ msi_data = irq_get_chip_data(entry->irq);
+ irq_set_msi_desc(entry->irq, NULL);
msi_bitmap_free_hwirqs(&msi_data->bitmap,
virq_to_hw(entry->irq), 1);
irq_dispose_mapping(entry->irq);
@@ -168,8 +168,8 @@ static int fsl_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type)
rc = -ENOSPC;
goto out_free;
}
- set_irq_data(virq, msi_data);
- set_irq_msi(virq, entry);
+ /* chip_data is msi_data via host->hostdata in host->map() */
+ irq_set_msi_desc(virq, entry);
fsl_compose_msi_msg(pdev, hwirq, &msg, msi_data);
write_msi_msg(virq, &msg);
@@ -183,7 +183,8 @@ out_free:
static void fsl_msi_cascade(unsigned int irq, struct irq_desc *desc)
{
- struct irq_chip *chip = get_irq_desc_chip(desc);
+ struct irq_chip *chip = irq_desc_get_chip(desc);
+ struct irq_data *idata = irq_desc_get_irq_data(desc);
unsigned int cascade_irq;
struct fsl_msi *msi_data;
int msir_index = -1;
@@ -192,20 +193,20 @@ static void fsl_msi_cascade(unsigned int irq, struct irq_desc *desc)
u32 have_shift = 0;
struct fsl_msi_cascade_data *cascade_data;
- cascade_data = (struct fsl_msi_cascade_data *)get_irq_data(irq);
+ cascade_data = irq_get_handler_data(irq);
msi_data = cascade_data->msi_data;
raw_spin_lock(&desc->lock);
if ((msi_data->feature & FSL_PIC_IP_MASK) == FSL_PIC_IP_IPIC) {
if (chip->irq_mask_ack)
- chip->irq_mask_ack(&desc->irq_data);
+ chip->irq_mask_ack(idata);
else {
- chip->irq_mask(&desc->irq_data);
- chip->irq_ack(&desc->irq_data);
+ chip->irq_mask(idata);
+ chip->irq_ack(idata);
}
}
- if (unlikely(desc->status & IRQ_INPROGRESS))
+ if (unlikely(irqd_irq_inprogress(idata)))
goto unlock;
msir_index = cascade_data->index;
@@ -213,7 +214,7 @@ static void fsl_msi_cascade(unsigned int irq, struct irq_desc *desc)
if (msir_index >= NR_MSI_REG)
cascade_irq = NO_IRQ;
- desc->status |= IRQ_INPROGRESS;
+ irqd_set_chained_irq_inprogress(idata);
switch (msi_data->feature & FSL_PIC_IP_MASK) {
case FSL_PIC_IP_MPIC:
msir_value = fsl_msi_read(msi_data->msi_regs,
@@ -235,15 +236,15 @@ static void fsl_msi_cascade(unsigned int irq, struct irq_desc *desc)
have_shift += intr_index + 1;
msir_value = msir_value >> (intr_index + 1);
}
- desc->status &= ~IRQ_INPROGRESS;
+ irqd_clr_chained_irq_inprogress(idata);
switch (msi_data->feature & FSL_PIC_IP_MASK) {
case FSL_PIC_IP_MPIC:
- chip->irq_eoi(&desc->irq_data);
+ chip->irq_eoi(idata);
break;
case FSL_PIC_IP_IPIC:
- if (!(desc->status & IRQ_DISABLED) && chip->irq_unmask)
- chip->irq_unmask(&desc->irq_data);
+ if (!irqd_irq_disabled(idata) && chip->irq_unmask)
+ chip->irq_unmask(idata);
break;
}
unlock:
@@ -252,7 +253,7 @@ unlock:
static int fsl_of_msi_remove(struct platform_device *ofdev)
{
- struct fsl_msi *msi = ofdev->dev.platform_data;
+ struct fsl_msi *msi = platform_get_drvdata(ofdev);
int virq, i;
struct fsl_msi_cascade_data *cascade_data;
@@ -261,7 +262,7 @@ static int fsl_of_msi_remove(struct platform_device *ofdev)
for (i = 0; i < NR_MSI_REG; i++) {
virq = msi->msi_virqs[i];
if (virq != NO_IRQ) {
- cascade_data = get_irq_data(virq);
+ cascade_data = irq_get_handler_data(virq);
kfree(cascade_data);
irq_dispose_mapping(virq);
}
@@ -297,14 +298,16 @@ static int __devinit fsl_msi_setup_hwirq(struct fsl_msi *msi,
msi->msi_virqs[irq_index] = virt_msir;
cascade_data->index = offset + irq_index;
cascade_data->msi_data = msi;
- set_irq_data(virt_msir, cascade_data);
- set_irq_chained_handler(virt_msir, fsl_msi_cascade);
+ irq_set_handler_data(virt_msir, cascade_data);
+ irq_set_chained_handler(virt_msir, fsl_msi_cascade);
return 0;
}
+static const struct of_device_id fsl_of_msi_ids[];
static int __devinit fsl_of_msi_probe(struct platform_device *dev)
{
+ const struct of_device_id *match;
struct fsl_msi *msi;
struct resource res;
int err, i, j, irq_index, count;
@@ -315,9 +318,10 @@ static int __devinit fsl_of_msi_probe(struct platform_device *dev)
u32 offset;
static const u32 all_avail[] = { 0, NR_MSI_IRQS };
- if (!dev->dev.of_match)
+ match = of_match_device(fsl_of_msi_ids, &dev->dev);
+ if (!match)
return -EINVAL;
- features = dev->dev.of_match->data;
+ features = match->data;
printk(KERN_DEBUG "Setting up Freescale MSI support\n");
@@ -326,7 +330,7 @@ static int __devinit fsl_of_msi_probe(struct platform_device *dev)
dev_err(&dev->dev, "No memory for MSI structure\n");
return -ENOMEM;
}
- dev->dev.platform_data = msi;
+ platform_set_drvdata(dev, msi);
msi->irqhost = irq_alloc_host(dev->dev.of_node, IRQ_HOST_MAP_LINEAR,
NR_MSI_IRQS, &fsl_msi_host_ops, 0);
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