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authorLinus Torvalds <torvalds@linux-foundation.org>2010-03-01 20:15:15 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2010-03-01 20:15:15 +0300
commitac0f6f927db539e03e1f3f61bcd4ed57d5cde7a9 (patch)
tree816e5ac643b15c2050c64a7075f0f7e13d86ea09 /arch/arm/oprofile/op_model_v6.c
parentb1bf9368407ae7e89d8a005bb40beb70a41df539 (diff)
parent9f33be2c3a80bdc2cc08342dd77fac87652e0548 (diff)
downloadlinux-ac0f6f927db539e03e1f3f61bcd4ed57d5cde7a9.tar.xz
Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm: (100 commits) ARM: Eliminate decompressor -Dstatic= PIC hack ARM: 5958/1: ARM: U300: fix inverted clk round rate ARM: 5956/1: misplaced parentheses ARM: 5955/1: ep93xx: move timer defines into core.c and document ARM: 5954/1: ep93xx: move gpio interrupt support to gpio.c ARM: 5953/1: ep93xx: fix broken build of clock.c ARM: 5952/1: ARM: MM: Add ARM_L1_CACHE_SHIFT_6 for handle inside each ARCH Kconfig ARM: 5949/1: NUC900 add gpio virtual memory map ARM: 5948/1: Enable timer0 to time4 clock support for nuc910 ARM: 5940/2: ARM: MMCI: remove custom DBG macro and printk ARM: make_coherent(): fix problems with highpte, part 2 MM: Pass a PTE pointer to update_mmu_cache() rather than the PTE itself ARM: 5945/1: ep93xx: include correct irq.h in core.c ARM: 5933/1: amba-pl011: support hardware flow control ARM: 5930/1: Add PKMAP area description to memory.txt. ARM: 5929/1: Add checks to detect overlap of memory regions. ARM: 5928/1: Change type of VMALLOC_END to unsigned long. ARM: 5927/1: Make delimiters of DMA area globally visibly. ARM: 5926/1: Add "Virtual kernel memory..." printout. ARM: 5920/1: OMAP4: Enable L2 Cache ... Fix up trivial conflict in arch/arm/mach-mx25/clock.c
Diffstat (limited to 'arch/arm/oprofile/op_model_v6.c')
-rw-r--r--arch/arm/oprofile/op_model_v6.c30
1 files changed, 19 insertions, 11 deletions
diff --git a/arch/arm/oprofile/op_model_v6.c b/arch/arm/oprofile/op_model_v6.c
index f7d2ec5ee9a1..a22357a2fd08 100644
--- a/arch/arm/oprofile/op_model_v6.c
+++ b/arch/arm/oprofile/op_model_v6.c
@@ -19,39 +19,47 @@
/* #define DEBUG */
#include <linux/types.h>
#include <linux/errno.h>
+#include <linux/err.h>
#include <linux/sched.h>
#include <linux/oprofile.h>
#include <linux/interrupt.h>
#include <asm/irq.h>
#include <asm/system.h>
+#include <asm/pmu.h>
#include "op_counter.h"
#include "op_arm_model.h"
#include "op_model_arm11_core.h"
-static int irqs[] = {
-#ifdef CONFIG_ARCH_OMAP2
- 3,
-#endif
-#ifdef CONFIG_ARCH_BCMRING
- IRQ_PMUIRQ, /* for BCMRING, ARM PMU interrupt is 43 */
-#endif
-};
+static const struct pmu_irqs *pmu_irqs;
static void armv6_pmu_stop(void)
{
arm11_stop_pmu();
- arm11_release_interrupts(irqs, ARRAY_SIZE(irqs));
+ arm11_release_interrupts(pmu_irqs->irqs, pmu_irqs->num_irqs);
+ release_pmu(pmu_irqs);
+ pmu_irqs = NULL;
}
static int armv6_pmu_start(void)
{
int ret;
- ret = arm11_request_interrupts(irqs, ARRAY_SIZE(irqs));
- if (ret >= 0)
+ pmu_irqs = reserve_pmu();
+ if (IS_ERR(pmu_irqs)) {
+ ret = PTR_ERR(pmu_irqs);
+ goto out;
+ }
+
+ ret = arm11_request_interrupts(pmu_irqs->irqs, pmu_irqs->num_irqs);
+ if (ret >= 0) {
ret = arm11_start_pmu();
+ } else {
+ release_pmu(pmu_irqs);
+ pmu_irqs = NULL;
+ }
+out:
return ret;
}