powerpc: Remove get_irq_desc()

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 <michael@ellerman.id.au>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

10 files changed, 17 insertions, 17 deletions

diff --git a/arch/powerpc/platforms/512x/mpc5121_ads_cpld.c b/arch/powerpc/platforms/512x/mpc5121_ads_cpld.c
index a6ce80566625..cd70ee1667fa 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 68e4f1696d14..478020358748 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 7ee979f323d1..a682331ba0ff 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 60edf63d0157..e59920aa6668 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 50d0a2b63809..978d6cb37516 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 72254848a228..4a2bbff57698 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 4e5655624ae8..9dd63c5d11a8 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 94f444758836..f8446ea31189 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 d212006a5b3c..484d21e55c61 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 419f8a637ffe..75935ae1a941 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);