On Tue, Oct 13, 2009 at 11:44 PM, Michael Ellerman
<mich...@ellerman.id.au> wrote:
> get_irq_desc() is a powerpc-specific version of irq_to_desc(). That
> is reason enough to remove it, but it also doesn't know about sparse
> irq_desc support which irq_to_desc() does (when we enable it).
>
> Signed-off-by: Michael Ellerman <mich...@ellerman.id.au>
Acked-by: Grant Likely <grant.lik...@secretlab.ca>
> ---
> arch/powerpc/include/asm/irq.h | 2 -
> arch/powerpc/kernel/crash.c | 2 +-
> arch/powerpc/kernel/irq.c | 28 ++++++++++++----------
> arch/powerpc/platforms/512x/mpc5121_ads_cpld.c | 2 +-
> arch/powerpc/platforms/52xx/media5200.c | 2 +-
> arch/powerpc/platforms/82xx/pq2ads-pci-pic.c | 2 +-
> arch/powerpc/platforms/85xx/socrates_fpga_pic.c | 2 +-
> arch/powerpc/platforms/86xx/gef_pic.c | 2 +-
> arch/powerpc/platforms/cell/beat_interrupt.c | 2 +-
> arch/powerpc/platforms/cell/spider-pic.c | 4 +-
> arch/powerpc/platforms/iseries/irq.c | 2 +-
> arch/powerpc/platforms/powermac/pic.c | 8 +++---
> arch/powerpc/platforms/pseries/xics.c | 8 +++---
> arch/powerpc/sysdev/cpm1.c | 2 +-
> arch/powerpc/sysdev/cpm2_pic.c | 10 +++++---
> arch/powerpc/sysdev/fsl_msi.c | 2 +-
> arch/powerpc/sysdev/i8259.c | 4 +-
> arch/powerpc/sysdev/ipic.c | 2 +-
> arch/powerpc/sysdev/mpc8xx_pic.c | 2 +-
> arch/powerpc/sysdev/mpic.c | 18 +++++++-------
> arch/powerpc/sysdev/mv64x60_pic.c | 2 +-
> arch/powerpc/sysdev/qe_lib/qe_ic.c | 4 +-
> arch/powerpc/sysdev/tsi108_pci.c | 2 +-
> arch/powerpc/sysdev/uic.c | 6 ++--
> arch/powerpc/sysdev/xilinx_intc.c | 2 +-
> 25 files changed, 62 insertions(+), 60 deletions(-)
>
> diff --git a/arch/powerpc/include/asm/irq.h b/arch/powerpc/include/asm/irq.h
> index b83fcc8..03dc28c 100644
> --- a/arch/powerpc/include/asm/irq.h
> +++ b/arch/powerpc/include/asm/irq.h
> @@ -17,8 +17,6 @@
> #include <asm/atomic.h>
>
>
> -#define get_irq_desc(irq) (&irq_desc[(irq)])
> -
> /* Define a way to iterate across irqs. */
> #define for_each_irq(i) \
> for ((i) = 0; (i) < NR_IRQS; ++(i))
> diff --git a/arch/powerpc/kernel/crash.c b/arch/powerpc/kernel/crash.c
> index 0a8439a..6f4613d 100644
> --- a/arch/powerpc/kernel/crash.c
> +++ b/arch/powerpc/kernel/crash.c
> @@ -373,7 +373,7 @@ void default_machine_crash_shutdown(struct pt_regs *regs)
> hard_irq_disable();
>
> for_each_irq(i) {
> - struct irq_desc *desc = irq_desc + i;
> + struct irq_desc *desc = irq_to_desc(i);
>
> if (desc->status & IRQ_INPROGRESS)
> desc->chip->eoi(i);
> diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
> index e5d1211..6563221 100644
> --- a/arch/powerpc/kernel/irq.c
> +++ b/arch/powerpc/kernel/irq.c
> @@ -190,7 +190,7 @@ int show_interrupts(struct seq_file *p, void *v)
> }
>
> if (i < NR_IRQS) {
> - desc = get_irq_desc(i);
> + desc = irq_to_desc(i);
> spin_lock_irqsave(&desc->lock, flags);
> action = desc->action;
> if (!action || !action->handler)
> @@ -230,23 +230,25 @@ skip:
> #ifdef CONFIG_HOTPLUG_CPU
> void fixup_irqs(cpumask_t map)
> {
> + struct irq_desc *desc;
> unsigned int irq;
> static int warned;
>
> for_each_irq(irq) {
> cpumask_t mask;
>
> - if (irq_desc[irq].status & IRQ_PER_CPU)
> + desc = irq_to_desc(irq);
> + if (desc && desc->status & IRQ_PER_CPU)
> continue;
>
> - cpumask_and(&mask, irq_desc[irq].affinity, &map);
> + cpumask_and(&mask, desc->affinity, &map);
> if (any_online_cpu(mask) == NR_CPUS) {
> printk("Breaking affinity for irq %i\n", irq);
> mask = map;
> }
> - if (irq_desc[irq].chip->set_affinity)
> - irq_desc[irq].chip->set_affinity(irq, &mask);
> - else if (irq_desc[irq].action && !(warned++))
> + if (desc->chip->set_affinity)
> + desc->chip->set_affinity(irq, &mask);
> + else if (desc->action && !(warned++))
> printk("Cannot set affinity for irq %i\n", irq);
> }
>
> @@ -273,7 +275,7 @@ static inline void handle_one_irq(unsigned int irq)
> return;
> }
>
> - desc = irq_desc + irq;
> + desc = irq_to_desc(irq);
> saved_sp_limit = current->thread.ksp_limit;
>
> irqtp->task = curtp->task;
> @@ -535,7 +537,7 @@ struct irq_host *irq_alloc_host(struct device_node
> *of_node,
> smp_wmb();
>
> /* Clear norequest flags */
> - get_irq_desc(i)->status &= ~IRQ_NOREQUEST;
> + irq_to_desc(i)->status &= ~IRQ_NOREQUEST;
>
> /* Legacy flags are left to default at this point,
> * one can then use irq_create_mapping() to
> @@ -602,7 +604,7 @@ static int irq_setup_virq(struct irq_host *host, unsigned
> int virq,
> irq_hw_number_t hwirq)
> {
> /* Clear IRQ_NOREQUEST flag */
> - get_irq_desc(virq)->status &= ~IRQ_NOREQUEST;
> + irq_to_desc(virq)->status &= ~IRQ_NOREQUEST;
>
> /* map it */
> smp_wmb();
> @@ -732,7 +734,7 @@ unsigned int irq_create_of_mapping(struct device_node
> *controller,
>
> /* Set type if specified and different than the current one */
> if (type != IRQ_TYPE_NONE &&
> - type != (get_irq_desc(virq)->status & IRQF_TRIGGER_MASK))
> + type != (irq_to_desc(virq)->status & IRQF_TRIGGER_MASK))
> set_irq_type(virq, type);
> return virq;
> }
> @@ -804,7 +806,7 @@ void irq_dispose_mapping(unsigned int virq)
> irq_map[virq].hwirq = host->inval_irq;
>
> /* Set some flags */
> - get_irq_desc(virq)->status |= IRQ_NOREQUEST;
> + irq_to_desc(virq)->status |= IRQ_NOREQUEST;
>
> /* Free it */
> irq_free_virt(virq, 1);
> @@ -1001,7 +1003,7 @@ void irq_early_init(void)
> unsigned int i;
>
> for (i = 0; i < NR_IRQS; i++)
> - get_irq_desc(i)->status |= IRQ_NOREQUEST;
> + irq_to_desc(i)->status |= IRQ_NOREQUEST;
> }
>
> /* We need to create the radix trees late */
> @@ -1064,7 +1066,7 @@ static int virq_debug_show(struct seq_file *m, void
> *private)
> "chip name", "host name");
>
> for (i = 1; i < NR_IRQS; i++) {
> - desc = get_irq_desc(i);
> + desc = irq_to_desc(i);
> spin_lock_irqsave(&desc->lock, flags);
>
> if (desc->action && desc->action->handler) {
> diff --git a/arch/powerpc/platforms/512x/mpc5121_ads_cpld.c
> b/arch/powerpc/platforms/512x/mpc5121_ads_cpld.c
> index a6ce805..cd70ee1 100644
> --- a/arch/powerpc/platforms/512x/mpc5121_ads_cpld.c
> +++ b/arch/powerpc/platforms/512x/mpc5121_ads_cpld.c
> @@ -132,7 +132,7 @@ static int
> cpld_pic_host_map(struct irq_host *h, unsigned int virq,
> irq_hw_number_t hw)
> {
> - get_irq_desc(virq)->status |= IRQ_LEVEL;
> + irq_to_desc(virq)->status |= IRQ_LEVEL;
> set_irq_chip_and_handler(virq, &cpld_pic, handle_level_irq);
> return 0;
> }
> diff --git a/arch/powerpc/platforms/52xx/media5200.c
> b/arch/powerpc/platforms/52xx/media5200.c
> index 68e4f16..4780203 100644
> --- a/arch/powerpc/platforms/52xx/media5200.c
> +++ b/arch/powerpc/platforms/52xx/media5200.c
> @@ -114,7 +114,7 @@ void media5200_irq_cascade(unsigned int virq, struct
> irq_desc *desc)
> static int media5200_irq_map(struct irq_host *h, unsigned int virq,
> irq_hw_number_t hw)
> {
> - struct irq_desc *desc = get_irq_desc(virq);
> + struct irq_desc *desc = irq_to_desc(virq);
>
> pr_debug("%s: h=%p, virq=%i, hwirq=%i\n", __func__, h, virq, (int)hw);
> set_irq_chip_data(virq, &media5200_irq);
> diff --git a/arch/powerpc/platforms/82xx/pq2ads-pci-pic.c
> b/arch/powerpc/platforms/82xx/pq2ads-pci-pic.c
> index 7ee979f..a682331 100644
> --- a/arch/powerpc/platforms/82xx/pq2ads-pci-pic.c
> +++ b/arch/powerpc/platforms/82xx/pq2ads-pci-pic.c
> @@ -107,7 +107,7 @@ static void pq2ads_pci_irq_demux(unsigned int irq, struct
> irq_desc *desc)
> static int pci_pic_host_map(struct irq_host *h, unsigned int virq,
> irq_hw_number_t hw)
> {
> - get_irq_desc(virq)->status |= IRQ_LEVEL;
> + irq_to_desc(virq)->status |= IRQ_LEVEL;
> set_irq_chip_data(virq, h->host_data);
> set_irq_chip_and_handler(virq, &pq2ads_pci_ic, handle_level_irq);
> return 0;
> diff --git a/arch/powerpc/platforms/85xx/socrates_fpga_pic.c
> b/arch/powerpc/platforms/85xx/socrates_fpga_pic.c
> index 60edf63..e59920a 100644
> --- a/arch/powerpc/platforms/85xx/socrates_fpga_pic.c
> +++ b/arch/powerpc/platforms/85xx/socrates_fpga_pic.c
> @@ -245,7 +245,7 @@ static int socrates_fpga_pic_host_map(struct irq_host *h,
> unsigned int virq,
> irq_hw_number_t hwirq)
> {
> /* All interrupts are LEVEL sensitive */
> - get_irq_desc(virq)->status |= IRQ_LEVEL;
> + irq_to_desc(virq)->status |= IRQ_LEVEL;
> set_irq_chip_and_handler(virq, &socrates_fpga_pic_chip,
> handle_fasteoi_irq);
>
> diff --git a/arch/powerpc/platforms/86xx/gef_pic.c
> b/arch/powerpc/platforms/86xx/gef_pic.c
> index 50d0a2b..978d6cb 100644
> --- a/arch/powerpc/platforms/86xx/gef_pic.c
> +++ b/arch/powerpc/platforms/86xx/gef_pic.c
> @@ -163,7 +163,7 @@ static int gef_pic_host_map(struct irq_host *h, unsigned
> int virq,
> irq_hw_number_t hwirq)
> {
> /* All interrupts are LEVEL sensitive */
> - get_irq_desc(virq)->status |= IRQ_LEVEL;
> + irq_to_desc(virq)->status |= IRQ_LEVEL;
> set_irq_chip_and_handler(virq, &gef_pic_chip, handle_level_irq);
>
> return 0;
> diff --git a/arch/powerpc/platforms/cell/beat_interrupt.c
> b/arch/powerpc/platforms/cell/beat_interrupt.c
> index 7225484..4a2bbff 100644
> --- a/arch/powerpc/platforms/cell/beat_interrupt.c
> +++ b/arch/powerpc/platforms/cell/beat_interrupt.c
> @@ -136,7 +136,7 @@ static void beatic_pic_host_unmap(struct irq_host *h,
> unsigned int virq)
> static int beatic_pic_host_map(struct irq_host *h, unsigned int virq,
> irq_hw_number_t hw)
> {
> - struct irq_desc *desc = get_irq_desc(virq);
> + struct irq_desc *desc = irq_to_desc(virq);
> int64_t err;
>
> err = beat_construct_and_connect_irq_plug(virq, hw);
> diff --git a/arch/powerpc/platforms/cell/spider-pic.c
> b/arch/powerpc/platforms/cell/spider-pic.c
> index 4e56556..9dd63c5 100644
> --- a/arch/powerpc/platforms/cell/spider-pic.c
> +++ b/arch/powerpc/platforms/cell/spider-pic.c
> @@ -102,7 +102,7 @@ static void spider_ack_irq(unsigned int virq)
>
> /* Reset edge detection logic if necessary
> */
> - if (get_irq_desc(virq)->status & IRQ_LEVEL)
> + if (irq_to_desc(virq)->status & IRQ_LEVEL)
> return;
>
> /* Only interrupts 47 to 50 can be set to edge */
> @@ -119,7 +119,7 @@ static int spider_set_irq_type(unsigned int virq,
> unsigned int type)
> struct spider_pic *pic = spider_virq_to_pic(virq);
> unsigned int hw = irq_map[virq].hwirq;
> void __iomem *cfg = spider_get_irq_config(pic, hw);
> - struct irq_desc *desc = get_irq_desc(virq);
> + struct irq_desc *desc = irq_to_desc(virq);
> u32 old_mask;
> u32 ic;
>
> diff --git a/arch/powerpc/platforms/iseries/irq.c
> b/arch/powerpc/platforms/iseries/irq.c
> index 94f4447..f8446ea 100644
> --- a/arch/powerpc/platforms/iseries/irq.c
> +++ b/arch/powerpc/platforms/iseries/irq.c
> @@ -214,7 +214,7 @@ void __init iSeries_activate_IRQs()
> unsigned long flags;
>
> for_each_irq (irq) {
> - struct irq_desc *desc = get_irq_desc(irq);
> + struct irq_desc *desc = irq_to_desc(irq);
>
> if (desc && desc->chip && desc->chip->startup) {
> spin_lock_irqsave(&desc->lock, flags);
> diff --git a/arch/powerpc/platforms/powermac/pic.c
> b/arch/powerpc/platforms/powermac/pic.c
> index d212006..484d21e 100644
> --- a/arch/powerpc/platforms/powermac/pic.c
> +++ b/arch/powerpc/platforms/powermac/pic.c
> @@ -152,12 +152,12 @@ static unsigned int pmac_startup_irq(unsigned int virq)
> unsigned long bit = 1UL << (src & 0x1f);
> int i = src >> 5;
>
> - spin_lock_irqsave(&pmac_pic_lock, flags);
> - if ((irq_desc[virq].status & IRQ_LEVEL) == 0)
> + spin_lock_irqsave(&pmac_pic_lock, flags);
> + if ((irq_to_desc(virq)->status & IRQ_LEVEL) == 0)
> out_le32(&pmac_irq_hw[i]->ack, bit);
> __set_bit(src, ppc_cached_irq_mask);
> __pmac_set_irq_mask(src, 0);
> - spin_unlock_irqrestore(&pmac_pic_lock, flags);
> + spin_unlock_irqrestore(&pmac_pic_lock, flags);
>
> return 0;
> }
> @@ -285,7 +285,7 @@ static int pmac_pic_host_match(struct irq_host *h, struct
> device_node *node)
> static int pmac_pic_host_map(struct irq_host *h, unsigned int virq,
> irq_hw_number_t hw)
> {
> - struct irq_desc *desc = get_irq_desc(virq);
> + struct irq_desc *desc = irq_to_desc(virq);
> int level;
>
> if (hw >= max_irqs)
> diff --git a/arch/powerpc/platforms/pseries/xics.c
> b/arch/powerpc/platforms/pseries/xics.c
> index 419f8a6..75935ae 100644
> --- a/arch/powerpc/platforms/pseries/xics.c
> +++ b/arch/powerpc/platforms/pseries/xics.c
> @@ -156,7 +156,7 @@ static int get_irq_server(unsigned int virq, unsigned int
> strict_check)
> cpumask_t cpumask;
> cpumask_t tmp = CPU_MASK_NONE;
>
> - cpumask_copy(&cpumask, irq_desc[virq].affinity);
> + cpumask_copy(&cpumask, irq_to_desc(virq)->affinity);
> if (!distribute_irqs)
> return default_server;
>
> @@ -419,7 +419,7 @@ static int xics_host_map(struct irq_host *h, unsigned int
> virq,
> /* Insert the interrupt mapping into the radix tree for fast lookup */
> irq_radix_revmap_insert(xics_host, virq, hw);
>
> - get_irq_desc(virq)->status |= IRQ_LEVEL;
> + irq_to_desc(virq)->status |= IRQ_LEVEL;
> set_irq_chip_and_handler(virq, xics_irq_chip, handle_fasteoi_irq);
> return 0;
> }
> @@ -843,7 +843,7 @@ void xics_migrate_irqs_away(void)
> /* We need to get IPIs still. */
> if (irq == XICS_IPI || irq == XICS_IRQ_SPURIOUS)
> continue;
> - desc = get_irq_desc(virq);
> + desc = irq_to_desc(virq);
>
> /* We only need to migrate enabled IRQS */
> if (desc == NULL || desc->chip == NULL
> @@ -872,7 +872,7 @@ void xics_migrate_irqs_away(void)
> virq, cpu);
>
> /* Reset affinity to all cpus */
> - cpumask_setall(irq_desc[virq].affinity);
> + cpumask_setall(irq_to_desc(virq)->affinity);
> desc->chip->set_affinity(virq, cpu_all_mask);
> unlock:
> spin_unlock_irqrestore(&desc->lock, flags);
> diff --git a/arch/powerpc/sysdev/cpm1.c b/arch/powerpc/sysdev/cpm1.c
> index 82424cd..5235373 100644
> --- a/arch/powerpc/sysdev/cpm1.c
> +++ b/arch/powerpc/sysdev/cpm1.c
> @@ -102,7 +102,7 @@ static int cpm_pic_host_map(struct irq_host *h, unsigned
> int virq,
> {
> pr_debug("cpm_pic_host_map(%d, 0x%lx)\n", virq, hw);
>
> - get_irq_desc(virq)->status |= IRQ_LEVEL;
> + irq_to_desc(virq)->status |= IRQ_LEVEL;
> set_irq_chip_and_handler(virq, &cpm_pic, handle_fasteoi_irq);
> return 0;
> }
> diff --git a/arch/powerpc/sysdev/cpm2_pic.c b/arch/powerpc/sysdev/cpm2_pic.c
> index 78f1f7c..722cf72 100644
> --- a/arch/powerpc/sysdev/cpm2_pic.c
> +++ b/arch/powerpc/sysdev/cpm2_pic.c
> @@ -115,11 +115,13 @@ static void cpm2_ack(unsigned int virq)
>
> static void cpm2_end_irq(unsigned int virq)
> {
> + struct irq_desc *desc;
> int bit, word;
> unsigned int irq_nr = virq_to_hw(virq);
>
> - if (!(irq_desc[irq_nr].status & (IRQ_DISABLED|IRQ_INPROGRESS))
> - && irq_desc[irq_nr].action) {
> + desc = irq_to_desc(irq_nr);
> + if (!(desc->status & (IRQ_DISABLED|IRQ_INPROGRESS))
> + && desc->action) {
>
> bit = irq_to_siubit[irq_nr];
> word = irq_to_siureg[irq_nr];
> @@ -138,7 +140,7 @@ static void cpm2_end_irq(unsigned int virq)
> static int cpm2_set_irq_type(unsigned int virq, unsigned int flow_type)
> {
> unsigned int src = virq_to_hw(virq);
> - struct irq_desc *desc = get_irq_desc(virq);
> + struct irq_desc *desc = irq_to_desc(virq);
> unsigned int vold, vnew, edibit;
>
> if (flow_type == IRQ_TYPE_NONE)
> @@ -210,7 +212,7 @@ static int cpm2_pic_host_map(struct irq_host *h, unsigned
> int virq,
> {
> pr_debug("cpm2_pic_host_map(%d, 0x%lx)\n", virq, hw);
>
> - get_irq_desc(virq)->status |= IRQ_LEVEL;
> + irq_to_desc(virq)->status |= IRQ_LEVEL;
> set_irq_chip_and_handler(virq, &cpm2_pic, handle_level_irq);
> return 0;
> }
> diff --git a/arch/powerpc/sysdev/fsl_msi.c b/arch/powerpc/sysdev/fsl_msi.c
> index da38a1f..7174374 100644
> --- a/arch/powerpc/sysdev/fsl_msi.c
> +++ b/arch/powerpc/sysdev/fsl_msi.c
> @@ -55,7 +55,7 @@ static int fsl_msi_host_map(struct irq_host *h, unsigned
> int virq,
> {
> struct irq_chip *chip = &fsl_msi_chip;
>
> - get_irq_desc(virq)->status |= IRQ_TYPE_EDGE_FALLING;
> + irq_to_desc(virq)->status |= IRQ_TYPE_EDGE_FALLING;
>
> set_irq_chip_and_handler(virq, chip, handle_edge_irq);
>
> diff --git a/arch/powerpc/sysdev/i8259.c b/arch/powerpc/sysdev/i8259.c
> index a96584a..78ed945 100644
> --- a/arch/powerpc/sysdev/i8259.c
> +++ b/arch/powerpc/sysdev/i8259.c
> @@ -175,12 +175,12 @@ static int i8259_host_map(struct irq_host *h, unsigned
> int virq,
>
> /* We block the internal cascade */
> if (hw == 2)
> - get_irq_desc(virq)->status |= IRQ_NOREQUEST;
> + irq_to_desc(virq)->status |= IRQ_NOREQUEST;
>
> /* We use the level handler only for now, we might want to
> * be more cautious here but that works for now
> */
> - get_irq_desc(virq)->status |= IRQ_LEVEL;
> + irq_to_desc(virq)->status |= IRQ_LEVEL;
> set_irq_chip_and_handler(virq, &i8259_pic, handle_level_irq);
> return 0;
> }
> diff --git a/arch/powerpc/sysdev/ipic.c b/arch/powerpc/sysdev/ipic.c
> index cb7689c..f042c1d 100644
> --- a/arch/powerpc/sysdev/ipic.c
> +++ b/arch/powerpc/sysdev/ipic.c
> @@ -605,7 +605,7 @@ static int ipic_set_irq_type(unsigned int virq, unsigned
> int flow_type)
> {
> struct ipic *ipic = ipic_from_irq(virq);
> unsigned int src = ipic_irq_to_hw(virq);
> - struct irq_desc *desc = get_irq_desc(virq);
> + struct irq_desc *desc = irq_to_desc(virq);
> unsigned int vold, vnew, edibit;
>
> if (flow_type == IRQ_TYPE_NONE)
> diff --git a/arch/powerpc/sysdev/mpc8xx_pic.c
> b/arch/powerpc/sysdev/mpc8xx_pic.c
> index 5d2d552..0117958 100644
> --- a/arch/powerpc/sysdev/mpc8xx_pic.c
> +++ b/arch/powerpc/sysdev/mpc8xx_pic.c
> @@ -72,7 +72,7 @@ static void mpc8xx_end_irq(unsigned int virq)
>
> static int mpc8xx_set_irq_type(unsigned int virq, unsigned int flow_type)
> {
> - struct irq_desc *desc = get_irq_desc(virq);
> + struct irq_desc *desc = irq_to_desc(virq);
>
> desc->status &= ~(IRQ_TYPE_SENSE_MASK | IRQ_LEVEL);
> desc->status |= flow_type & IRQ_TYPE_SENSE_MASK;
> diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
> index 30c44e6..4fd57ab 100644
> --- a/arch/powerpc/sysdev/mpic.c
> +++ b/arch/powerpc/sysdev/mpic.c
> @@ -572,7 +572,7 @@ static int irq_choose_cpu(unsigned int virt_irq)
> cpumask_t mask;
> int cpuid;
>
> - cpumask_copy(&mask, irq_desc[virt_irq].affinity);
> + cpumask_copy(&mask, irq_to_desc(virt_irq)->affinity);
> if (cpus_equal(mask, CPU_MASK_ALL)) {
> static int irq_rover;
> static DEFINE_SPINLOCK(irq_rover_lock);
> @@ -621,7 +621,7 @@ static struct mpic *mpic_find(unsigned int irq)
> if (irq < NUM_ISA_INTERRUPTS)
> return NULL;
>
> - return irq_desc[irq].chip_data;
> + return irq_to_desc(irq)->chip_data;
> }
>
> /* Determine if the linux irq is an IPI */
> @@ -648,14 +648,14 @@ static inline u32 mpic_physmask(u32 cpumask)
> /* Get the mpic structure from the IPI number */
> static inline struct mpic * mpic_from_ipi(unsigned int ipi)
> {
> - return irq_desc[ipi].chip_data;
> + return irq_to_desc(ipi)->chip_data;
> }
> #endif
>
> /* Get the mpic structure from the irq number */
> static inline struct mpic * mpic_from_irq(unsigned int irq)
> {
> - return irq_desc[irq].chip_data;
> + return irq_to_desc(irq)->chip_data;
> }
>
> /* Send an EOI */
> @@ -735,7 +735,7 @@ static void mpic_unmask_ht_irq(unsigned int irq)
>
> mpic_unmask_irq(irq);
>
> - if (irq_desc[irq].status & IRQ_LEVEL)
> + if (irq_to_desc(irq)->status & IRQ_LEVEL)
> mpic_ht_end_irq(mpic, src);
> }
>
> @@ -745,7 +745,7 @@ static unsigned int mpic_startup_ht_irq(unsigned int irq)
> unsigned int src = mpic_irq_to_hw(irq);
>
> mpic_unmask_irq(irq);
> - mpic_startup_ht_interrupt(mpic, src, irq_desc[irq].status);
> + mpic_startup_ht_interrupt(mpic, src, irq_to_desc(irq)->status);
>
> return 0;
> }
> @@ -755,7 +755,7 @@ static void mpic_shutdown_ht_irq(unsigned int irq)
> struct mpic *mpic = mpic_from_irq(irq);
> unsigned int src = mpic_irq_to_hw(irq);
>
> - mpic_shutdown_ht_interrupt(mpic, src, irq_desc[irq].status);
> + mpic_shutdown_ht_interrupt(mpic, src, irq_to_desc(irq)->status);
> mpic_mask_irq(irq);
> }
>
> @@ -772,7 +772,7 @@ static void mpic_end_ht_irq(unsigned int irq)
> * latched another edge interrupt coming in anyway
> */
>
> - if (irq_desc[irq].status & IRQ_LEVEL)
> + if (irq_to_desc(irq)->status & IRQ_LEVEL)
> mpic_ht_end_irq(mpic, src);
> mpic_eoi(mpic);
> }
> @@ -856,7 +856,7 @@ int mpic_set_irq_type(unsigned int virq, unsigned int
> flow_type)
> {
> struct mpic *mpic = mpic_from_irq(virq);
> unsigned int src = mpic_irq_to_hw(virq);
> - struct irq_desc *desc = get_irq_desc(virq);
> + struct irq_desc *desc = irq_to_desc(virq);
> unsigned int vecpri, vold, vnew;
>
> DBG("mpic: set_irq_type(mpic:@%p,virq:%d,src:0x%x,type:0x%x)\n",
> diff --git a/arch/powerpc/sysdev/mv64x60_pic.c
> b/arch/powerpc/sysdev/mv64x60_pic.c
> index 2aa4ed0..485b924 100644
> --- a/arch/powerpc/sysdev/mv64x60_pic.c
> +++ b/arch/powerpc/sysdev/mv64x60_pic.c
> @@ -213,7 +213,7 @@ static int mv64x60_host_map(struct irq_host *h, unsigned
> int virq,
> {
> int level1;
>
> - get_irq_desc(virq)->status |= IRQ_LEVEL;
> + irq_to_desc(virq)->status |= IRQ_LEVEL;
>
> level1 = (hwirq & MV64x60_LEVEL1_MASK) >> MV64x60_LEVEL1_OFFSET;
> BUG_ON(level1 > MV64x60_LEVEL1_GPP);
> diff --git a/arch/powerpc/sysdev/qe_lib/qe_ic.c
> b/arch/powerpc/sysdev/qe_lib/qe_ic.c
> index 3faa42e..fc09874 100644
> --- a/arch/powerpc/sysdev/qe_lib/qe_ic.c
> +++ b/arch/powerpc/sysdev/qe_lib/qe_ic.c
> @@ -189,7 +189,7 @@ static inline void qe_ic_write(volatile __be32 __iomem *
> base, unsigned int reg
>
> static inline struct qe_ic *qe_ic_from_irq(unsigned int virq)
> {
> - return irq_desc[virq].chip_data;
> + return irq_to_desc(virq)->chip_data;
> }
>
> #define virq_to_hw(virq) ((unsigned int)irq_map[virq].hwirq)
> @@ -263,7 +263,7 @@ static int qe_ic_host_map(struct irq_host *h, unsigned
> int virq,
> chip = &qe_ic->hc_irq;
>
> set_irq_chip_data(virq, qe_ic);
> - get_irq_desc(virq)->status |= IRQ_LEVEL;
> + irq_to_desc(virq)->status |= IRQ_LEVEL;
>
> set_irq_chip_and_handler(virq, chip, handle_level_irq);
>
> diff --git a/arch/powerpc/sysdev/tsi108_pci.c
> b/arch/powerpc/sysdev/tsi108_pci.c
> index cf244a4..02f6009 100644
> --- a/arch/powerpc/sysdev/tsi108_pci.c
> +++ b/arch/powerpc/sysdev/tsi108_pci.c
> @@ -398,7 +398,7 @@ static int pci_irq_host_map(struct irq_host *h, unsigned
> int virq,
> DBG("%s(%d, 0x%lx)\n", __func__, virq, hw);
> if ((virq >= 1) && (virq <= 4)){
> irq = virq + IRQ_PCI_INTAD_BASE - 1;
> - get_irq_desc(irq)->status |= IRQ_LEVEL;
> + irq_to_desc(irq)->status |= IRQ_LEVEL;
> set_irq_chip(irq, &tsi108_pci_irq);
> }
> return 0;
> diff --git a/arch/powerpc/sysdev/uic.c b/arch/powerpc/sysdev/uic.c
> index 466ce9a..cf97935 100644
> --- a/arch/powerpc/sysdev/uic.c
> +++ b/arch/powerpc/sysdev/uic.c
> @@ -57,7 +57,7 @@ struct uic {
>
> static void uic_unmask_irq(unsigned int virq)
> {
> - struct irq_desc *desc = get_irq_desc(virq);
> + struct irq_desc *desc = irq_to_desc(virq);
> struct uic *uic = get_irq_chip_data(virq);
> unsigned int src = uic_irq_to_hw(virq);
> unsigned long flags;
> @@ -101,7 +101,7 @@ static void uic_ack_irq(unsigned int virq)
>
> static void uic_mask_ack_irq(unsigned int virq)
> {
> - struct irq_desc *desc = get_irq_desc(virq);
> + struct irq_desc *desc = irq_to_desc(virq);
> struct uic *uic = get_irq_chip_data(virq);
> unsigned int src = uic_irq_to_hw(virq);
> unsigned long flags;
> @@ -129,7 +129,7 @@ static int uic_set_irq_type(unsigned int virq, unsigned
> int flow_type)
> {
> struct uic *uic = get_irq_chip_data(virq);
> unsigned int src = uic_irq_to_hw(virq);
> - struct irq_desc *desc = get_irq_desc(virq);
> + struct irq_desc *desc = irq_to_desc(virq);
> unsigned long flags;
> int trigger, polarity;
> u32 tr, pr, mask;
> diff --git a/arch/powerpc/sysdev/xilinx_intc.c
> b/arch/powerpc/sysdev/xilinx_intc.c
> index 40edad5..ab74371 100644
> --- a/arch/powerpc/sysdev/xilinx_intc.c
> +++ b/arch/powerpc/sysdev/xilinx_intc.c
> @@ -79,7 +79,7 @@ static void xilinx_intc_mask(unsigned int virq)
>
> static int xilinx_intc_set_type(unsigned int virq, unsigned int flow_type)
> {
> - struct irq_desc *desc = get_irq_desc(virq);
> + struct irq_desc *desc = irq_to_desc(virq);
>
> desc->status &= ~(IRQ_TYPE_SENSE_MASK | IRQ_LEVEL);
> desc->status |= flow_type & IRQ_TYPE_SENSE_MASK;
> --
> 1.6.2.1
>
> _______________________________________________
> Linuxppc-dev mailing list
> Linuxppc-dev@lists.ozlabs.org
> https://lists.ozlabs.org/listinfo/linuxppc-dev
>
--
Grant Likely, B.Sc., P.Eng.
Secret Lab Technologies Ltd.
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