diff options
Diffstat (limited to 'target/linux/adm8668/patches-3.3/a01-adm8668-irq-code-fixes.patch')
-rw-r--r-- | target/linux/adm8668/patches-3.3/a01-adm8668-irq-code-fixes.patch | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/target/linux/adm8668/patches-3.3/a01-adm8668-irq-code-fixes.patch b/target/linux/adm8668/patches-3.3/a01-adm8668-irq-code-fixes.patch new file mode 100644 index 000000000..79f5596b2 --- /dev/null +++ b/target/linux/adm8668/patches-3.3/a01-adm8668-irq-code-fixes.patch @@ -0,0 +1,129 @@ +--- a/arch/mips/adm8668/irq.c ++++ b/arch/mips/adm8668/irq.c +@@ -20,28 +20,7 @@ + #include <asm/irq.h> + #include <adm8668.h> + +- +-void enable_adm8668_irq(unsigned int irq); +-void disable_adm8668_irq(unsigned int irq); +-void adm8668_irq_cascade(void); +- +-void plat_irq_dispatch(void) +-{ +- unsigned int pending; +- +- pending = read_c0_cause() & read_c0_status() & ST0_IM; +- +- /* timer interrupt, that we renumbered */ +- if (pending & STATUSF_IP7) +- do_IRQ(MIPS_CPU_IRQ_BASE + 7); +- if (pending & STATUSF_IP2) +- adm8668_irq_cascade(); +-} +- +-/* +- * System irq dispatch +- */ +-void adm8668_irq_cascade() ++static void adm8668_irq_cascade(void) + { + int i; + unsigned long intsrc; +@@ -53,49 +32,53 @@ void adm8668_irq_cascade() + } + + /* +- * irq enable ++ * System irq dispatch + */ +-static __inline void _irq_enable(int irql) ++void plat_irq_dispatch(void) + { +- ADM8668_INTC_REG(IRQ_ENABLE_REG) = (1 << irql); +-} ++ unsigned int pending; + ++ pending = read_c0_cause() & read_c0_status() & ST0_IM; + +-/* +- * irq disable +- */ +-static __inline void _irq_disable(int irql) +-{ +- ADM8668_INTC_REG(IRQ_DISABLE_REG) = (1 << irql); ++ /* timer interrupt, that we renumbered */ ++ if (pending & STATUSF_IP7) ++ do_IRQ(MIPS_CPU_IRQ_BASE + 7); ++ if (pending & STATUSF_IP2) ++ adm8668_irq_cascade(); + } + +- + /* + * enable 8668 irq + */ +-void enable_adm8668_irq(unsigned int irq) ++static void enable_adm8668_irq(struct irq_data *d) + { ++ int irq = d->irq; ++ + if ((irq < 0) || (irq > NR_IRQS)) + return; + +- _irq_enable(irq); ++ ADM8668_INTC_REG(IRQ_ENABLE_REG) = (1 << irq); + } + + + /* + * disable 8668 irq + */ +-void disable_adm8668_irq(unsigned int irq) ++static void disable_adm8668_irq(struct irq_data *d) + { ++ int irq = d->irq; ++ + if ((irq < 0) || (irq > NR_IRQS)) + return; + +- _irq_disable(irq); ++ ADM8668_INTC_REG(IRQ_DISABLE_REG) = (1 << irq); + } + +-static inline void ack_adm8668_irq(unsigned int irq_nr) ++static void ack_adm8668_irq(struct irq_data *d) + { +- ADM8668_INTC_REG(IRQ_DISABLE_REG) = (1 << irq_nr); ++ int irq = d->irq; ++ ++ ADM8668_INTC_REG(IRQ_DISABLE_REG) = (1 << irq); + } + + /* +@@ -104,20 +87,20 @@ static inline void ack_adm8668_irq(unsig + + static struct irq_chip adm8668_irq_type = { + .name = "adm8668", +- .ack = ack_adm8668_irq, +- .mask = disable_adm8668_irq, +- .unmask = enable_adm8668_irq ++ .irq_ack = ack_adm8668_irq, ++ .irq_mask = disable_adm8668_irq, ++ .irq_unmask = enable_adm8668_irq + }; + + /* + * irq init + */ +-void __init init_adm8668_irqs(void) ++static void __init init_adm8668_irqs(void) + { + int i; + + for (i = 0; i <= INT_LVL_MAX; i++) +- set_irq_chip_and_handler(i, &adm8668_irq_type, ++ irq_set_chip_and_handler(i, &adm8668_irq_type, + handle_level_irq); + + /* hw0 is where our interrupts are uh.. interrupted at. */ |