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authorLinus Torvalds <torvalds@linux-foundation.org>2011-03-17 22:08:06 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2011-03-17 22:08:06 -0400
commit411f5c7a502769ccc0377c5ba36cb0b283847ba8 (patch)
tree2c3a29671e3f923de48c55f94194849264a7bf53 /arch/arm/kernel
parent6d7ed21d17e640b120b902a314143e5ef4917a70 (diff)
parent9ced9f03d12d7539e86b0bff5bc750153c976c34 (diff)
Merge branch 'devel-stable' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel-stable' of master.kernel.org:/home/rmk/linux-2.6-arm: (289 commits) davinci: DM644x EVM: register MUSB device earlier davinci: add spi devices on tnetv107x evm davinci: add ssp config for tnetv107x evm board davinci: add tnetv107x ssp platform device spi: add ti-ssp spi master driver mfd: add driver for sequencer serial port ARM: EXYNOS4: Implement Clock gating for System MMU ARM: EXYNOS4: Enhancement of System MMU driver ARM: EXYNOS4: Add support for gpio interrupts ARM: S5P: Add function to register gpio interrupt bank data ARM: S5P: Cleanup S5P gpio interrupt code ARM: EXYNOS4: Add missing GPYx banks ARM: S3C64XX: Fix section mismatch from cpufreq init ARM: EXYNOS4: Add keypad device to the SMDKV310 ARM: EXYNOS4: Update clocks for keypad ARM: EXYNOS4: Update keypad base address ARM: EXYNOS4: Add keypad device helpers ARM: EXYNOS4: Add support for SATA on ARMLEX4210 plat-nomadik: make GPIO interrupts work with cpuidle ApSleep mach-u300: define a dummy filter function for coh901318 ... Fix up various conflicts in - arch/arm/mach-exynos4/cpufreq.c - arch/arm/mach-mxs/gpio.c - drivers/net/Kconfig - drivers/tty/serial/Kconfig - drivers/tty/serial/Makefile - drivers/usb/gadget/fsl_mxc_udc.c - drivers/video/Kconfig
Diffstat (limited to 'arch/arm/kernel')
-rw-r--r--arch/arm/kernel/machine_kexec.c7
-rw-r--r--arch/arm/kernel/perf_event.c17
2 files changed, 23 insertions, 1 deletions
diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c
index 30ead135ff5f..e59bbd496c39 100644
--- a/arch/arm/kernel/machine_kexec.c
+++ b/arch/arm/kernel/machine_kexec.c
@@ -75,6 +75,11 @@ void machine_crash_shutdown(struct pt_regs *regs)
75 printk(KERN_INFO "Loading crashdump kernel...\n"); 75 printk(KERN_INFO "Loading crashdump kernel...\n");
76} 76}
77 77
78/*
79 * Function pointer to optional machine-specific reinitialization
80 */
81void (*kexec_reinit)(void);
82
78void machine_kexec(struct kimage *image) 83void machine_kexec(struct kimage *image)
79{ 84{
80 unsigned long page_list; 85 unsigned long page_list;
@@ -104,6 +109,8 @@ void machine_kexec(struct kimage *image)
104 (unsigned long) reboot_code_buffer + KEXEC_CONTROL_PAGE_SIZE); 109 (unsigned long) reboot_code_buffer + KEXEC_CONTROL_PAGE_SIZE);
105 printk(KERN_INFO "Bye!\n"); 110 printk(KERN_INFO "Bye!\n");
106 111
112 if (kexec_reinit)
113 kexec_reinit();
107 local_irq_disable(); 114 local_irq_disable();
108 local_fiq_disable(); 115 local_fiq_disable();
109 setup_mm_for_reboot(0); /* mode is not used, so just pass 0*/ 116 setup_mm_for_reboot(0); /* mode is not used, so just pass 0*/
diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c
index d150ad1ccb5d..22e194eb8536 100644
--- a/arch/arm/kernel/perf_event.c
+++ b/arch/arm/kernel/perf_event.c
@@ -377,9 +377,18 @@ validate_group(struct perf_event *event)
377 return 0; 377 return 0;
378} 378}
379 379
380static irqreturn_t armpmu_platform_irq(int irq, void *dev)
381{
382 struct arm_pmu_platdata *plat = dev_get_platdata(&pmu_device->dev);
383
384 return plat->handle_irq(irq, dev, armpmu->handle_irq);
385}
386
380static int 387static int
381armpmu_reserve_hardware(void) 388armpmu_reserve_hardware(void)
382{ 389{
390 struct arm_pmu_platdata *plat;
391 irq_handler_t handle_irq;
383 int i, err = -ENODEV, irq; 392 int i, err = -ENODEV, irq;
384 393
385 pmu_device = reserve_pmu(ARM_PMU_DEVICE_CPU); 394 pmu_device = reserve_pmu(ARM_PMU_DEVICE_CPU);
@@ -390,6 +399,12 @@ armpmu_reserve_hardware(void)
390 399
391 init_pmu(ARM_PMU_DEVICE_CPU); 400 init_pmu(ARM_PMU_DEVICE_CPU);
392 401
402 plat = dev_get_platdata(&pmu_device->dev);
403 if (plat && plat->handle_irq)
404 handle_irq = armpmu_platform_irq;
405 else
406 handle_irq = armpmu->handle_irq;
407
393 if (pmu_device->num_resources < 1) { 408 if (pmu_device->num_resources < 1) {
394 pr_err("no irqs for PMUs defined\n"); 409 pr_err("no irqs for PMUs defined\n");
395 return -ENODEV; 410 return -ENODEV;
@@ -400,7 +415,7 @@ armpmu_reserve_hardware(void)
400 if (irq < 0) 415 if (irq < 0)
401 continue; 416 continue;
402 417
403 err = request_irq(irq, armpmu->handle_irq, 418 err = request_irq(irq, handle_irq,
404 IRQF_DISABLED | IRQF_NOBALANCING, 419 IRQF_DISABLED | IRQF_NOBALANCING,
405 "armpmu", NULL); 420 "armpmu", NULL);
406 if (err) { 421 if (err) {