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atheros: move AR2315 misc IRQ dispatching to separate function

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Align code with AR5312 realization.

Signed-off-by: Sergey Ryazanov <ryazanov.s.a@gmail.com>

SVN-Revision: 41692
This commit is contained in:
Felix Fietkau 2014-07-17 16:36:26 +00:00
parent 5c030111a9
commit fceb7f7045
2 changed files with 34 additions and 28 deletions
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45
target/linux/atheros/patches-3.10/100-board.patch
View File

@ -2154,7 +2154,7 @@
+ +
--- /dev/null --- /dev/null
+++ b/arch/mips/ar231x/ar2315.c +++ b/arch/mips/ar231x/ar2315.c
@@ -0,0 +1,656 @@ @@ -0,0 +1,661 @@
+/* +/*
+ * This file is subject to the terms and conditions of the GNU General Public + * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive + * License. See the file "COPYING" in the main directory of this archive
@ -2222,25 +2222,9 @@
+ do_IRQ(AR531X_GPIO_IRQ_BASE + bit); + do_IRQ(AR531X_GPIO_IRQ_BASE + bit);
+} +}
+ +
+ +static void
+/* +ar2315_misc_irq_dispatch(void)
+ * Called when an interrupt is received, this function
+ * determines exactly which interrupt it was, and it
+ * invokes the appropriate handler.
+ *
+ * Implicitly, we also define interrupt priority by
+ * choosing which to dispatch first.
+ */
+static asmlinkage void
+ar2315_irq_dispatch(void)
+{ +{
+ int pending = read_c0_status() & read_c0_cause();
+
+ if (pending & CAUSEF_IP3)
+ do_IRQ(AR2315_IRQ_WLAN0_INTRS);
+ else if (pending & CAUSEF_IP4)
+ do_IRQ(AR2315_IRQ_ENET0_INTRS);
+ else if (pending & CAUSEF_IP2) {
+ unsigned int misc_intr = ar231x_read_reg(AR2315_ISR) & + unsigned int misc_intr = ar231x_read_reg(AR2315_ISR) &
+ ar231x_read_reg(AR2315_IMR); + ar231x_read_reg(AR2315_IMR);
+ +
@ -2259,7 +2243,28 @@
+ do_IRQ(AR531X_MISC_IRQ_WATCHDOG); + do_IRQ(AR531X_MISC_IRQ_WATCHDOG);
+ } else + } else
+ do_IRQ(AR531X_MISC_IRQ_NONE); + do_IRQ(AR531X_MISC_IRQ_NONE);
+ } else if (pending & CAUSEF_IP7) +}
+
+/*
+ * Called when an interrupt is received, this function
+ * determines exactly which interrupt it was, and it
+ * invokes the appropriate handler.
+ *
+ * Implicitly, we also define interrupt priority by
+ * choosing which to dispatch first.
+ */
+static asmlinkage void
+ar2315_irq_dispatch(void)
+{
+ int pending = read_c0_status() & read_c0_cause();
+
+ if (pending & CAUSEF_IP3)
+ do_IRQ(AR2315_IRQ_WLAN0_INTRS);
+ else if (pending & CAUSEF_IP4)
+ do_IRQ(AR2315_IRQ_ENET0_INTRS);
+ else if (pending & CAUSEF_IP2)
+ ar2315_misc_irq_dispatch();
+ else if (pending & CAUSEF_IP7)
+ do_IRQ(AR531X_IRQ_CPU_CLOCK); + do_IRQ(AR531X_IRQ_CPU_CLOCK);
+} +}
+ +

15
target/linux/atheros/patches-3.10/105-ar2315_pci.patch
View File

@ -257,8 +257,8 @@
+ default y + default y
--- a/arch/mips/ar231x/ar2315.c --- a/arch/mips/ar231x/ar2315.c
+++ b/arch/mips/ar231x/ar2315.c +++ b/arch/mips/ar231x/ar2315.c
@@ -65,6 +65,27 @@ static inline void ar2315_gpio_irq(void) @@ -88,6 +88,28 @@ ar2315_misc_irq_dispatch(void)
do_IRQ(AR531X_GPIO_IRQ_BASE + bit); do_IRQ(AR531X_MISC_IRQ_NONE);
} }
+#ifdef CONFIG_ATHEROS_AR2315_PCI +#ifdef CONFIG_ATHEROS_AR2315_PCI
@ -282,10 +282,11 @@
+ } + }
+} +}
+#endif /* CONFIG_ATHEROS_AR2315_PCI */ +#endif /* CONFIG_ATHEROS_AR2315_PCI */
+
/* /*
* Called when an interrupt is received, this function * Called when an interrupt is received, this function
@@ -83,6 +104,10 @@ ar2315_irq_dispatch(void) * determines exactly which interrupt it was, and it
@@ -105,6 +127,10 @@ ar2315_irq_dispatch(void)
do_IRQ(AR2315_IRQ_WLAN0_INTRS); do_IRQ(AR2315_IRQ_WLAN0_INTRS);
else if (pending & CAUSEF_IP4) else if (pending & CAUSEF_IP4)
do_IRQ(AR2315_IRQ_ENET0_INTRS); do_IRQ(AR2315_IRQ_ENET0_INTRS);
@ -293,6 +294,6 @@
+ else if (pending & CAUSEF_IP5) + else if (pending & CAUSEF_IP5)
+ ar2315_pci_irq(AR2315_IRQ_LCBUS_PCI); + ar2315_pci_irq(AR2315_IRQ_LCBUS_PCI);
+#endif +#endif
else if (pending & CAUSEF_IP2) { else if (pending & CAUSEF_IP2)
unsigned int misc_intr = ar231x_read_reg(AR2315_ISR) & ar2315_misc_irq_dispatch();
ar231x_read_reg(AR2315_IMR); else if (pending & CAUSEF_IP7)