brcm63xx: drop linux 3.9 support

[openwrt/svn-archive/archive.git] / target / linux / brcm63xx / patches-3.9 / 320-MIPS-BCM63XX-wire-up-the-second-CPU-s-irq-line.patch

diff --git a/target/linux/brcm63xx/patches-3.9/320-MIPS-BCM63XX-wire-up-the-second-CPU-s-irq-line.patch b/target/linux/brcm63xx/patches-3.9/320-MIPS-BCM63XX-wire-up-the-second-CPU-s-irq-line.patch
deleted file mode 100644 (file)
index 2d92c24..0000000
--- a/target/linux/brcm63xx/patches-3.9/320-MIPS-BCM63XX-wire-up-the-second-CPU-s-irq-line.patch
+++ /dev/null
@@ -1,100 +0,0 @@
-From 70c33fe0df8d14e40f3ca92ce56a668d66184858 Mon Sep 17 00:00:00 2001
-From: Jonas Gorski <jogo@openwrt.org>
-Date: Fri, 26 Apr 2013 12:03:15 +0200
-Subject: [PATCH 12/14] MIPS: BCM63XX: wire up the second cpu's irq line
-
----
- arch/mips/bcm63xx/irq.c |   50 ++++++++++++++++++++++++++++++++++++++---------
- 1 file changed, 41 insertions(+), 9 deletions(-)
-
---- a/arch/mips/bcm63xx/irq.c
-+++ b/arch/mips/bcm63xx/irq.c
-@@ -363,13 +363,20 @@ static void __internal_irq_mask_##width(
-       u32 val;                                                        \
-       unsigned reg = (irq / 32) ^ (width/32 - 1);                     \
-       unsigned bit = irq & 0x1f;                                      \
--      u32 irq_mask_addr = get_irq_mask_addr(0);                       \
-       unsigned long flags;                                            \
-+      int cpu;                                                        \
-                                                                       \
-       spin_lock_irqsave(&ipic_lock, flags);                           \
--      val = bcm_readl(irq_mask_addr + reg * sizeof(u32));             \
--      val &= ~(1 << bit);                                             \
--      bcm_writel(val, irq_mask_addr + reg * sizeof(u32));             \
-+      for_each_present_cpu(cpu) {                                     \
-+              u32 irq_mask_addr = get_irq_mask_addr(cpu);             \
-+                                                                      \
-+              if (!irq_mask_addr)                                     \
-+                      break;                                          \
-+                                                                      \
-+              val = bcm_readl(irq_mask_addr + reg * sizeof(u32));     \
-+              val &= ~(1 << bit);                                     \
-+              bcm_writel(val, irq_mask_addr + reg * sizeof(u32));     \
-+      }                                                               \
-       spin_unlock_irqrestore(&ipic_lock, flags);                      \
- }                                                                     \
-                                                                       \
-@@ -378,13 +385,23 @@ static void __internal_irq_unmask_##widt
-       u32 val;                                                        \
-       unsigned reg = (irq / 32) ^ (width/32 - 1);                     \
-       unsigned bit = irq & 0x1f;                                      \
--      u32 irq_mask_addr = get_irq_mask_addr(0);                       \
-       unsigned long flags;                                            \
-+      int cpu;                                                        \
-                                                                       \
-       spin_lock_irqsave(&ipic_lock, flags);                           \
--      val = bcm_readl(irq_mask_addr + reg * sizeof(u32));             \
--      val |= (1 << bit);                                              \
--      bcm_writel(val, irq_mask_addr + reg * sizeof(u32));             \
-+      for_each_present_cpu(cpu) {                                     \
-+              u32 irq_mask_addr = get_irq_mask_addr(cpu);             \
-+                                                                      \
-+              if (!irq_mask_addr)                                     \
-+                      break;                                          \
-+                                                                      \
-+              val = bcm_readl(irq_mask_addr + reg * sizeof(u32));     \
-+              if (cpu_online(cpu))                                    \
-+                      val |= (1 << bit);                              \
-+              else                                                    \
-+                      val &= ~(1 << bit);                             \
-+              bcm_writel(val, irq_mask_addr + reg * sizeof(u32));     \
-+      }                                                               \
-       spin_unlock_irqrestore(&ipic_lock, flags);                      \
- }
- 
-@@ -409,7 +426,10 @@ asmlinkage void plat_irq_dispatch(void)
-                       do_IRQ(1);
-               if (cause & CAUSEF_IP2)
-                       dispatch_internal(0);
--              if (!is_ext_irq_cascaded) {
-+              if (is_ext_irq_cascaded) {
-+                      if (cause & CAUSEF_IP3)
-+                              dispatch_internal(1);
-+              } else {
-                       if (cause & CAUSEF_IP3)
-                               do_IRQ(IRQ_EXT_0);
-                       if (cause & CAUSEF_IP4)
-@@ -622,6 +642,14 @@ static struct irqaction cpu_ip2_cascade_
-       .flags          = IRQF_NO_THREAD,
- };
- 
-+#ifdef CONFIG_SMP
-+static struct irqaction cpu_ip3_cascade_action = {
-+      .handler        = no_action,
-+      .name           = "cascade_ip3",
-+      .flags          = IRQF_NO_THREAD,
-+};
-+#endif
-+
- static struct irqaction cpu_ext_cascade_action = {
-       .handler        = no_action,
-       .name           = "cascade_extirq",
-@@ -648,4 +676,8 @@ void __init arch_init_irq(void)
-       }
- 
-       setup_irq(MIPS_CPU_IRQ_BASE + 2, &cpu_ip2_cascade_action);
-+#ifdef CONFIG_SMP
-+      if (is_ext_irq_cascaded)
-+              setup_irq(MIPS_CPU_IRQ_BASE + 3, &cpu_ip3_cascade_action);
-+#endif
- }