Commit 835c0553 authored by Lennert Buytenhek's avatar Lennert Buytenhek Committed by Benjamin Herrenschmidt
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powerpc: mpic irq_data conversion.


Signed-off-by: default avatarLennert Buytenhek <buytenh@secretlab.ca>
Signed-off-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
parent 4e8b0cf4
......@@ -467,11 +467,11 @@ extern void mpic_request_ipis(void);
void smp_mpic_message_pass(int target, int msg);
/* Unmask a specific virq */
extern void mpic_unmask_irq(unsigned int irq);
extern void mpic_unmask_irq(struct irq_data *d);
/* Mask a specific virq */
extern void mpic_mask_irq(unsigned int irq);
extern void mpic_mask_irq(struct irq_data *d);
/* EOI a specific virq */
extern void mpic_end_irq(unsigned int irq);
extern void mpic_end_irq(struct irq_data *d);
/* Fetch interrupt from a given mpic */
extern unsigned int mpic_get_one_irq(struct mpic *mpic);
......
......@@ -240,7 +240,7 @@ static __init void pas_init_IRQ(void)
nmi_virq = irq_create_mapping(NULL, *nmiprop);
mpic_irq_set_priority(nmi_virq, 15);
set_irq_type(nmi_virq, IRQ_TYPE_EDGE_RISING);
mpic_unmask_irq(nmi_virq);
mpic_unmask_irq(irq_get_irq_data(nmi_virq));
}
of_node_put(mpic_node);
......@@ -266,7 +266,7 @@ static int pas_machine_check_handler(struct pt_regs *regs)
if (nmi_virq != NO_IRQ && mpic_get_mcirq() == nmi_virq) {
printk(KERN_ERR "NMI delivered\n");
debugger(regs);
mpic_end_irq(nmi_virq);
mpic_end_irq(irq_get_irq_data(nmi_virq));
goto out;
}
......
......@@ -611,7 +611,7 @@ static struct mpic *mpic_find(unsigned int irq)
if (irq < NUM_ISA_INTERRUPTS)
return NULL;
return irq_to_desc(irq)->chip_data;
return get_irq_chip_data(irq);
}
/* Determine if the linux irq is an IPI */
......@@ -636,16 +636,22 @@ static inline u32 mpic_physmask(u32 cpumask)
#ifdef CONFIG_SMP
/* Get the mpic structure from the IPI number */
static inline struct mpic * mpic_from_ipi(unsigned int ipi)
static inline struct mpic * mpic_from_ipi(struct irq_data *d)
{
return irq_to_desc(ipi)->chip_data;
return irq_data_get_irq_chip_data(d);
}
#endif
/* Get the mpic structure from the irq number */
static inline struct mpic * mpic_from_irq(unsigned int irq)
{
return irq_to_desc(irq)->chip_data;
return get_irq_chip_data(irq);
}
/* Get the mpic structure from the irq data */
static inline struct mpic * mpic_from_irq_data(struct irq_data *d)
{
return irq_data_get_irq_chip_data(d);
}
/* Send an EOI */
......@@ -660,13 +666,13 @@ static inline void mpic_eoi(struct mpic *mpic)
*/
void mpic_unmask_irq(unsigned int irq)
void mpic_unmask_irq(struct irq_data *d)
{
unsigned int loops = 100000;
struct mpic *mpic = mpic_from_irq(irq);
unsigned int src = mpic_irq_to_hw(irq);
struct mpic *mpic = mpic_from_irq_data(d);
unsigned int src = mpic_irq_to_hw(d->irq);
DBG("%p: %s: enable_irq: %d (src %d)\n", mpic, mpic->name, irq, src);
DBG("%p: %s: enable_irq: %d (src %d)\n", mpic, mpic->name, d->irq, src);
mpic_irq_write(src, MPIC_INFO(IRQ_VECTOR_PRI),
mpic_irq_read(src, MPIC_INFO(IRQ_VECTOR_PRI)) &
......@@ -681,13 +687,13 @@ void mpic_unmask_irq(unsigned int irq)
} while(mpic_irq_read(src, MPIC_INFO(IRQ_VECTOR_PRI)) & MPIC_VECPRI_MASK);
}
void mpic_mask_irq(unsigned int irq)
void mpic_mask_irq(struct irq_data *d)
{
unsigned int loops = 100000;
struct mpic *mpic = mpic_from_irq(irq);
unsigned int src = mpic_irq_to_hw(irq);
struct mpic *mpic = mpic_from_irq_data(d);
unsigned int src = mpic_irq_to_hw(d->irq);
DBG("%s: disable_irq: %d (src %d)\n", mpic->name, irq, src);
DBG("%s: disable_irq: %d (src %d)\n", mpic->name, d->irq, src);
mpic_irq_write(src, MPIC_INFO(IRQ_VECTOR_PRI),
mpic_irq_read(src, MPIC_INFO(IRQ_VECTOR_PRI)) |
......@@ -703,12 +709,12 @@ void mpic_mask_irq(unsigned int irq)
} while(!(mpic_irq_read(src, MPIC_INFO(IRQ_VECTOR_PRI)) & MPIC_VECPRI_MASK));
}
void mpic_end_irq(unsigned int irq)
void mpic_end_irq(struct irq_data *d)
{
struct mpic *mpic = mpic_from_irq(irq);
struct mpic *mpic = mpic_from_irq_data(d);
#ifdef DEBUG_IRQ
DBG("%s: end_irq: %d\n", mpic->name, irq);
DBG("%s: end_irq: %d\n", mpic->name, d->irq);
#endif
/* We always EOI on end_irq() even for edge interrupts since that
* should only lower the priority, the MPIC should have properly
......@@ -720,51 +726,51 @@ void mpic_end_irq(unsigned int irq)
#ifdef CONFIG_MPIC_U3_HT_IRQS
static void mpic_unmask_ht_irq(unsigned int irq)
static void mpic_unmask_ht_irq(struct irq_data *d)
{
struct mpic *mpic = mpic_from_irq(irq);
unsigned int src = mpic_irq_to_hw(irq);
struct mpic *mpic = mpic_from_irq_data(d);
unsigned int src = mpic_irq_to_hw(d->irq);
mpic_unmask_irq(irq);
mpic_unmask_irq(d);
if (irq_to_desc(irq)->status & IRQ_LEVEL)
if (irq_to_desc(d->irq)->status & IRQ_LEVEL)
mpic_ht_end_irq(mpic, src);
}
static unsigned int mpic_startup_ht_irq(unsigned int irq)
static unsigned int mpic_startup_ht_irq(struct irq_data *d)
{
struct mpic *mpic = mpic_from_irq(irq);
unsigned int src = mpic_irq_to_hw(irq);
struct mpic *mpic = mpic_from_irq_data(d);
unsigned int src = mpic_irq_to_hw(d->irq);
mpic_unmask_irq(irq);
mpic_startup_ht_interrupt(mpic, src, irq_to_desc(irq)->status);
mpic_unmask_irq(d);
mpic_startup_ht_interrupt(mpic, src, irq_to_desc(d->irq)->status);
return 0;
}
static void mpic_shutdown_ht_irq(unsigned int irq)
static void mpic_shutdown_ht_irq(struct irq_data *d)
{
struct mpic *mpic = mpic_from_irq(irq);
unsigned int src = mpic_irq_to_hw(irq);
struct mpic *mpic = mpic_from_irq_data(d);
unsigned int src = mpic_irq_to_hw(d->irq);
mpic_shutdown_ht_interrupt(mpic, src, irq_to_desc(irq)->status);
mpic_mask_irq(irq);
mpic_shutdown_ht_interrupt(mpic, src, irq_to_desc(d->irq)->status);
mpic_mask_irq(d);
}
static void mpic_end_ht_irq(unsigned int irq)
static void mpic_end_ht_irq(struct irq_data *d)
{
struct mpic *mpic = mpic_from_irq(irq);
unsigned int src = mpic_irq_to_hw(irq);
struct mpic *mpic = mpic_from_irq_data(d);
unsigned int src = mpic_irq_to_hw(d->irq);
#ifdef DEBUG_IRQ
DBG("%s: end_irq: %d\n", mpic->name, irq);
DBG("%s: end_irq: %d\n", mpic->name, d->irq);
#endif
/* We always EOI on end_irq() even for edge interrupts since that
* should only lower the priority, the MPIC should have properly
* latched another edge interrupt coming in anyway
*/
if (irq_to_desc(irq)->status & IRQ_LEVEL)
if (irq_to_desc(d->irq)->status & IRQ_LEVEL)
mpic_ht_end_irq(mpic, src);
mpic_eoi(mpic);
}
......@@ -772,23 +778,23 @@ static void mpic_end_ht_irq(unsigned int irq)
#ifdef CONFIG_SMP
static void mpic_unmask_ipi(unsigned int irq)
static void mpic_unmask_ipi(struct irq_data *d)
{
struct mpic *mpic = mpic_from_ipi(irq);
unsigned int src = mpic_irq_to_hw(irq) - mpic->ipi_vecs[0];
struct mpic *mpic = mpic_from_ipi(d);
unsigned int src = mpic_irq_to_hw(d->irq) - mpic->ipi_vecs[0];
DBG("%s: enable_ipi: %d (ipi %d)\n", mpic->name, irq, src);
DBG("%s: enable_ipi: %d (ipi %d)\n", mpic->name, d->irq, src);
mpic_ipi_write(src, mpic_ipi_read(src) & ~MPIC_VECPRI_MASK);
}
static void mpic_mask_ipi(unsigned int irq)
static void mpic_mask_ipi(struct irq_data *d)
{
/* NEVER disable an IPI... that's just plain wrong! */
}
static void mpic_end_ipi(unsigned int irq)
static void mpic_end_ipi(struct irq_data *d)
{
struct mpic *mpic = mpic_from_ipi(irq);
struct mpic *mpic = mpic_from_ipi(d);
/*
* IPIs are marked IRQ_PER_CPU. This has the side effect of
......@@ -802,10 +808,11 @@ static void mpic_end_ipi(unsigned int irq)
#endif /* CONFIG_SMP */
int mpic_set_affinity(unsigned int irq, const struct cpumask *cpumask)
int mpic_set_affinity(struct irq_data *d, const struct cpumask *cpumask,
bool force)
{
struct mpic *mpic = mpic_from_irq(irq);
unsigned int src = mpic_irq_to_hw(irq);
struct mpic *mpic = mpic_from_irq_data(d);
unsigned int src = mpic_irq_to_hw(d->irq);
if (mpic->flags & MPIC_SINGLE_DEST_CPU) {
int cpuid = irq_choose_cpu(cpumask);
......@@ -848,15 +855,15 @@ static unsigned int mpic_type_to_vecpri(struct mpic *mpic, unsigned int type)
}
}
int mpic_set_irq_type(unsigned int virq, unsigned int flow_type)
int mpic_set_irq_type(struct irq_data *d, unsigned int flow_type)
{
struct mpic *mpic = mpic_from_irq(virq);
unsigned int src = mpic_irq_to_hw(virq);
struct irq_desc *desc = irq_to_desc(virq);
struct mpic *mpic = mpic_from_irq_data(d);
unsigned int src = mpic_irq_to_hw(d->irq);
struct irq_desc *desc = irq_to_desc(d->irq);
unsigned int vecpri, vold, vnew;
DBG("mpic: set_irq_type(mpic:@%p,virq:%d,src:0x%x,type:0x%x)\n",
mpic, virq, src, flow_type);
mpic, d->irq, src, flow_type);
if (src >= mpic->irq_count)
return -EINVAL;
......@@ -907,28 +914,28 @@ void mpic_set_vector(unsigned int virq, unsigned int vector)
}
static struct irq_chip mpic_irq_chip = {
.mask = mpic_mask_irq,
.unmask = mpic_unmask_irq,
.eoi = mpic_end_irq,
.set_type = mpic_set_irq_type,
.irq_mask = mpic_mask_irq,
.irq_unmask = mpic_unmask_irq,
.irq_eoi = mpic_end_irq,
.irq_set_type = mpic_set_irq_type,
};
#ifdef CONFIG_SMP
static struct irq_chip mpic_ipi_chip = {
.mask = mpic_mask_ipi,
.unmask = mpic_unmask_ipi,
.eoi = mpic_end_ipi,
.irq_mask = mpic_mask_ipi,
.irq_unmask = mpic_unmask_ipi,
.irq_eoi = mpic_end_ipi,
};
#endif /* CONFIG_SMP */
#ifdef CONFIG_MPIC_U3_HT_IRQS
static struct irq_chip mpic_irq_ht_chip = {
.startup = mpic_startup_ht_irq,
.shutdown = mpic_shutdown_ht_irq,
.mask = mpic_mask_irq,
.unmask = mpic_unmask_ht_irq,
.eoi = mpic_end_ht_irq,
.set_type = mpic_set_irq_type,
.irq_startup = mpic_startup_ht_irq,
.irq_shutdown = mpic_shutdown_ht_irq,
.irq_mask = mpic_mask_irq,
.irq_unmask = mpic_unmask_ht_irq,
.irq_eoi = mpic_end_ht_irq,
.irq_set_type = mpic_set_irq_type,
};
#endif /* CONFIG_MPIC_U3_HT_IRQS */
......@@ -1060,12 +1067,12 @@ struct mpic * __init mpic_alloc(struct device_node *node,
mpic->hc_irq = mpic_irq_chip;
mpic->hc_irq.name = name;
if (flags & MPIC_PRIMARY)
mpic->hc_irq.set_affinity = mpic_set_affinity;
mpic->hc_irq.irq_set_affinity = mpic_set_affinity;
#ifdef CONFIG_MPIC_U3_HT_IRQS
mpic->hc_ht_irq = mpic_irq_ht_chip;
mpic->hc_ht_irq.name = name;
if (flags & MPIC_PRIMARY)
mpic->hc_ht_irq.set_affinity = mpic_set_affinity;
mpic->hc_ht_irq.irq_set_affinity = mpic_set_affinity;
#endif /* CONFIG_MPIC_U3_HT_IRQS */
#ifdef CONFIG_SMP
......
......@@ -34,9 +34,10 @@ static inline int mpic_pasemi_msi_init(struct mpic *mpic)
}
#endif
extern int mpic_set_irq_type(unsigned int virq, unsigned int flow_type);
extern int mpic_set_irq_type(struct irq_data *d, unsigned int flow_type);
extern void mpic_set_vector(unsigned int virq, unsigned int vector);
extern int mpic_set_affinity(unsigned int irq, const struct cpumask *cpumask);
extern int mpic_set_affinity(struct irq_data *d,
const struct cpumask *cpumask, bool force);
extern void mpic_reset_core(int cpu);
#endif /* _POWERPC_SYSDEV_MPIC_H */
......@@ -43,24 +43,24 @@ static void mpic_pasemi_msi_mask_irq(struct irq_data *data)
{
pr_debug("mpic_pasemi_msi_mask_irq %d\n", data->irq);
mask_msi_irq(data);
mpic_mask_irq(data->irq);
mpic_mask_irq(data);
}
static void mpic_pasemi_msi_unmask_irq(struct irq_data *data)
{
pr_debug("mpic_pasemi_msi_unmask_irq %d\n", data->irq);
mpic_unmask_irq(data->irq);
mpic_unmask_irq(data);
unmask_msi_irq(data);
}
static struct irq_chip mpic_pasemi_msi_chip = {
.irq_shutdown = mpic_pasemi_msi_mask_irq,
.irq_mask = mpic_pasemi_msi_mask_irq,
.irq_unmask = mpic_pasemi_msi_unmask_irq,
.eoi = mpic_end_irq,
.set_type = mpic_set_irq_type,
.set_affinity = mpic_set_affinity,
.name = "PASEMI-MSI",
.irq_shutdown = mpic_pasemi_msi_mask_irq,
.irq_mask = mpic_pasemi_msi_mask_irq,
.irq_unmask = mpic_pasemi_msi_unmask_irq,
.irq_eoi = mpic_end_irq,
.irq_set_type = mpic_set_irq_type,
.irq_set_affinity = mpic_set_affinity,
.name = "PASEMI-MSI",
};
static int pasemi_msi_check_device(struct pci_dev *pdev, int nvec, int type)
......
......@@ -26,23 +26,23 @@ static struct mpic *msi_mpic;
static void mpic_u3msi_mask_irq(struct irq_data *data)
{
mask_msi_irq(data);
mpic_mask_irq(data->irq);
mpic_mask_irq(data);
}
static void mpic_u3msi_unmask_irq(struct irq_data *data)
{
mpic_unmask_irq(data->irq);
mpic_unmask_irq(data);
unmask_msi_irq(data);
}
static struct irq_chip mpic_u3msi_chip = {
.irq_shutdown = mpic_u3msi_mask_irq,
.irq_mask = mpic_u3msi_mask_irq,
.irq_unmask = mpic_u3msi_unmask_irq,
.eoi = mpic_end_irq,
.set_type = mpic_set_irq_type,
.set_affinity = mpic_set_affinity,
.name = "MPIC-U3MSI",
.irq_shutdown = mpic_u3msi_mask_irq,
.irq_mask = mpic_u3msi_mask_irq,
.irq_unmask = mpic_u3msi_unmask_irq,
.irq_eoi = mpic_end_irq,
.irq_set_type = mpic_set_irq_type,
.irq_set_affinity = mpic_set_affinity,
.name = "MPIC-U3MSI",
};
static u64 read_ht_magic_addr(struct pci_dev *pdev, unsigned int pos)
......
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