diff mbox

[OpenWrt-Devel,10/33] atheros: v3.18: rearrange interrupt handling functions

Message ID 1426213178-5239-11-git-send-email-ryazanov.s.a@gmail.com
State Accepted
Headers show

Commit Message

Sergey Ryazanov March 13, 2015, 2:19 a.m. UTC
No functional changes, just change functions order in source file.

Signed-off-by: Sergey Ryazanov <ryazanov.s.a@gmail.com>
---
 target/linux/atheros/patches-3.18/100-board.patch  | 142 ++++++++++-----------
 .../atheros/patches-3.18/105-ar2315_pci.patch      |   2 +-
 2 files changed, 72 insertions(+), 72 deletions(-)
diff mbox

Patch

diff --git a/target/linux/atheros/patches-3.18/100-board.patch b/target/linux/atheros/patches-3.18/100-board.patch
index c28a1d8..1e39990 100644
--- a/target/linux/atheros/patches-3.18/100-board.patch
+++ b/target/linux/atheros/patches-3.18/100-board.patch
@@ -1526,6 +1526,25 @@ 
 +#include "devices.h"
 +#include "ar5312.h"
 +
++static irqreturn_t ar5312_ahb_err_handler(int cpl, void *dev_id)
++{
++	u32 proc1 = ar231x_read_reg(AR5312_PROC1);
++	u32 proc_addr = ar231x_read_reg(AR5312_PROCADDR); /* clears error */
++	u32 dma1 = ar231x_read_reg(AR5312_DMA1);
++	u32 dma_addr = ar231x_read_reg(AR5312_DMAADDR);   /* clears error */
++
++	pr_emerg("AHB interrupt: PROCADDR=0x%8.8x PROC1=0x%8.8x DMAADDR=0x%8.8x DMA1=0x%8.8x\n",
++		 proc_addr, proc1, dma_addr, dma1);
++
++	machine_restart("AHB error"); /* Catastrophic failure */
++	return IRQ_HANDLED;
++}
++
++static struct irqaction ar5312_ahb_err_interrupt  = {
++	.handler = ar5312_ahb_err_handler,
++	.name    = "ar5312-ahb-error",
++};
++
 +static void ar5312_misc_irq_handler(unsigned irq, struct irq_desc *desc)
 +{
 +	unsigned int ar231x_misc_intrs = ar231x_read_reg(AR5312_ISR) &
@@ -1544,26 +1563,6 @@ 
 +		spurious_interrupt();
 +}
 +
-+static void ar5312_irq_dispatch(void)
-+{
-+	int pending = read_c0_status() & read_c0_cause();
-+
-+	if (pending & CAUSEF_IP2)
-+		do_IRQ(AR5312_IRQ_WLAN0_INTRS);
-+	else if (pending & CAUSEF_IP3)
-+		do_IRQ(AR5312_IRQ_ENET0_INTRS);
-+	else if (pending & CAUSEF_IP4)
-+		do_IRQ(AR5312_IRQ_ENET1_INTRS);
-+	else if (pending & CAUSEF_IP5)
-+		do_IRQ(AR5312_IRQ_WLAN1_INTRS);
-+	else if (pending & CAUSEF_IP6)
-+		do_IRQ(AR5312_IRQ_MISC_INTRS);
-+	else if (pending & CAUSEF_IP7)
-+		do_IRQ(AR231X_IRQ_CPU_CLOCK);
-+	else
-+		spurious_interrupt();
-+}
-+
 +/* Enable the specified AR5312_MISC_IRQ interrupt */
 +static void ar5312_misc_irq_unmask(struct irq_data *d)
 +{
@@ -1591,25 +1590,26 @@ 
 +	.irq_mask	= ar5312_misc_irq_mask,
 +};
 +
-+static irqreturn_t ar5312_ahb_err_handler(int cpl, void *dev_id)
++static void ar5312_irq_dispatch(void)
 +{
-+	u32 proc1 = ar231x_read_reg(AR5312_PROC1);
-+	u32 proc_addr = ar231x_read_reg(AR5312_PROCADDR); /* clears error */
-+	u32 dma1 = ar231x_read_reg(AR5312_DMA1);
-+	u32 dma_addr = ar231x_read_reg(AR5312_DMAADDR);   /* clears error */
-+
-+	pr_emerg("AHB interrupt: PROCADDR=0x%8.8x PROC1=0x%8.8x DMAADDR=0x%8.8x DMA1=0x%8.8x\n",
-+		 proc_addr, proc1, dma_addr, dma1);
++	int pending = read_c0_status() & read_c0_cause();
 +
-+	machine_restart("AHB error"); /* Catastrophic failure */
-+	return IRQ_HANDLED;
++	if (pending & CAUSEF_IP2)
++		do_IRQ(AR5312_IRQ_WLAN0_INTRS);
++	else if (pending & CAUSEF_IP3)
++		do_IRQ(AR5312_IRQ_ENET0_INTRS);
++	else if (pending & CAUSEF_IP4)
++		do_IRQ(AR5312_IRQ_ENET1_INTRS);
++	else if (pending & CAUSEF_IP5)
++		do_IRQ(AR5312_IRQ_WLAN1_INTRS);
++	else if (pending & CAUSEF_IP6)
++		do_IRQ(AR5312_IRQ_MISC_INTRS);
++	else if (pending & CAUSEF_IP7)
++		do_IRQ(AR231X_IRQ_CPU_CLOCK);
++	else
++		spurious_interrupt();
 +}
 +
-+static struct irqaction ar5312_ahb_err_interrupt  = {
-+	.handler = ar5312_ahb_err_handler,
-+	.name    = "ar5312-ahb-error",
-+};
-+
 +void __init ar5312_arch_init_irq(void)
 +{
 +	int i;
@@ -1979,6 +1979,22 @@ 
 +#include "devices.h"
 +#include "ar2315.h"
 +
++static irqreturn_t ar2315_ahb_err_handler(int cpl, void *dev_id)
++{
++	ar231x_write_reg(AR2315_AHB_ERR0, AHB_ERROR_DET);
++	ar231x_read_reg(AR2315_AHB_ERR1);
++
++	pr_emerg("AHB fatal error\n");
++	machine_restart("AHB error"); /* Catastrophic failure */
++
++	return IRQ_HANDLED;
++}
++
++static struct irqaction ar2315_ahb_err_interrupt  = {
++	.handler	= ar2315_ahb_err_handler,
++	.name		= "ar2315-ahb-error",
++};
++
 +static void ar2315_misc_irq_handler(unsigned irq, struct irq_desc *desc)
 +{
 +	unsigned int misc_intr = ar231x_read_reg(AR2315_ISR) &
@@ -2002,30 +2018,6 @@ 
 +		spurious_interrupt();
 +}
 +
-+/*
-+ * 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 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)
-+		do_IRQ(AR2315_IRQ_MISC_INTRS);
-+	else if (pending & CAUSEF_IP7)
-+		do_IRQ(AR231X_IRQ_CPU_CLOCK);
-+	else
-+		spurious_interrupt();
-+}
-+
 +static void ar2315_misc_irq_unmask(struct irq_data *d)
 +{
 +	unsigned int imr;
@@ -2050,22 +2042,30 @@ 
 +	.irq_mask	= ar2315_misc_irq_mask,
 +};
 +
-+static irqreturn_t ar2315_ahb_err_handler(int cpl, void *dev_id)
++/*
++ * 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 void ar2315_irq_dispatch(void)
 +{
-+	ar231x_write_reg(AR2315_AHB_ERR0, AHB_ERROR_DET);
-+	ar231x_read_reg(AR2315_AHB_ERR1);
-+
-+	pr_emerg("AHB fatal error\n");
-+	machine_restart("AHB error"); /* Catastrophic failure */
++	int pending = read_c0_status() & read_c0_cause();
 +
-+	return IRQ_HANDLED;
++	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)
++		do_IRQ(AR2315_IRQ_MISC_INTRS);
++	else if (pending & CAUSEF_IP7)
++		do_IRQ(AR231X_IRQ_CPU_CLOCK);
++	else
++		spurious_interrupt();
 +}
 +
-+static struct irqaction ar2315_ahb_err_interrupt  = {
-+	.handler	= ar2315_ahb_err_handler,
-+	.name		= "ar2315-ahb-error",
-+};
-+
 +void __init ar2315_arch_init_irq(void)
 +{
 +	int i;
diff --git a/target/linux/atheros/patches-3.18/105-ar2315_pci.patch b/target/linux/atheros/patches-3.18/105-ar2315_pci.patch
index 3c66d86..6a370f4 100644
--- a/target/linux/atheros/patches-3.18/105-ar2315_pci.patch
+++ b/target/linux/atheros/patches-3.18/105-ar2315_pci.patch
@@ -371,7 +371,7 @@ 
 +	default y
 --- a/arch/mips/ath25/ar2315.c
 +++ b/arch/mips/ath25/ar2315.c
-@@ -76,6 +76,10 @@ static void ar2315_irq_dispatch(void)
+@@ -116,6 +116,10 @@ static void ar2315_irq_dispatch(void)
  		do_IRQ(AR2315_IRQ_WLAN0_INTRS);
  	else if (pending & CAUSEF_IP4)
  		do_IRQ(AR2315_IRQ_ENET0_INTRS);