Add GPL-2.0+ SPDX-License-Identifier to source files

[people/ms/u-boot.git] / arch / microblaze / cpu / interrupts.c

diff --git a/arch/microblaze/cpu/interrupts.c b/arch/microblaze/cpu/interrupts.c
index 08f6bad90a7b41a792735d20afb8a89121a6a0be..9364e2fa9c9b0fb1e810ad2d2f88a6cd7deafdd0 100644 (file)
--- a/arch/microblaze/cpu/interrupts.c
+++ b/arch/microblaze/cpu/interrupts.c
@@ -5,23 +5,7 @@
  * Michal  SIMEK <monstr@monstr.eu>
  * Yasushi SHOJI <yashi@atmark-techno.com>
  *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier:    GPL-2.0+
  */
 
 #include <common.h>
@@ -32,15 +16,12 @@
 
 #undef DEBUG_INT
 
-extern void microblaze_disable_interrupts (void);
-extern void microblaze_enable_interrupts (void);
-
-void enable_interrupts (void)
+void enable_interrupts(void)
 {
        MSRSET(0x2);
 }
 
-int disable_interrupts (void)
+int disable_interrupts(void)
 {
        unsigned int msr;
 
@@ -58,20 +39,21 @@ microblaze_intc_t *intc;
 /* default handler */
 static void def_hdlr(void)
 {
-       puts ("def_hdlr\n");
+       puts("def_hdlr\n");
 }
 
 static void enable_one_interrupt(int irq)
 {
        int mask;
        int offset = 1;
+
        offset <<= irq;
        mask = intc->ier;
        intc->ier = (mask | offset);
 #ifdef DEBUG_INT
-       printf ("Enable one interrupt irq %x - mask %x,ier %x\n", offset, mask,
+       printf("Enable one interrupt irq %x - mask %x,ier %x\n", offset, mask,
                intc->ier);
-       printf ("INTC isr %x, ier %x, iar %x, mer %x\n", intc->isr, intc->ier,
+       printf("INTC isr %x, ier %x, iar %x, mer %x\n", intc->isr, intc->ier,
                intc->iar, intc->mer);
 #endif
 }
@@ -80,13 +62,14 @@ static void disable_one_interrupt(int irq)
 {
        int mask;
        int offset = 1;
+
        offset <<= irq;
        mask = intc->ier;
        intc->ier = (mask & ~offset);
 #ifdef DEBUG_INT
-       printf ("Disable one interrupt irq %x - mask %x,ier %x\n", irq, mask,
+       printf("Disable one interrupt irq %x - mask %x,ier %x\n", irq, mask,
                intc->ier);
-       printf ("INTC isr %x, ier %x, iar %x, mer %x\n", intc->isr, intc->ier,
+       printf("INTC isr %x, ier %x, iar %x, mer %x\n", intc->isr, intc->ier,
                intc->iar, intc->mer);
 #endif
 }
@@ -94,9 +77,10 @@ static void disable_one_interrupt(int irq)
 int install_interrupt_handler(int irq, interrupt_handler_t *hdlr, void *arg)
 {
        struct irq_action *act;
+
        /* irq out of range */
        if ((irq < 0) || (irq > irq_no)) {
-               puts ("IRQ out of range\n");
+               puts("IRQ out of range\n");
                return -1;
        }
        act = &vecs[irq];
@@ -124,7 +108,7 @@ static void intc_init(void)
        /* XIntc_Start - hw_interrupt enable and all interrupt enable */
        intc->mer = 0x3;
 #ifdef DEBUG_INT
-       printf ("INTC isr %x, ier %x, iar %x, mer %x\n", intc->isr, intc->ier,
+       printf("INTC isr %x, ier %x, iar %x, mer %x\n", intc->isr, intc->ier,
                intc->iar, intc->mer);
 #endif
 }
@@ -159,7 +143,7 @@ int interrupts_init(void)
        return 0;
 }
 
-void interrupt_handler (void)
+void interrupt_handler(void)
 {
        int irqs = intc->ivr;   /* find active interrupt */
        int mask = 1;