Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mfashe...

[sfrench/cifs-2.6.git] / arch / arm / mach-omap1 / pm.c

diff --git a/arch/arm/mach-omap1/pm.c b/arch/arm/mach-omap1/pm.c
index ddf6b07dc9c78bbeb7480b28167621f903b210be..6f4ea4bda5e0708ece8eadacea6550f90862171c 100644 (file)
--- a/arch/arm/mach-omap1/pm.c
+++ b/arch/arm/mach-omap1/pm.c
@@ -1,3 +1,4 @@
+//kernel/linux-omap-fsample/arch/arm/mach-omap1/pm.c#3 - integrate change 4545 (text)
 /*
  * linux/arch/arm/mach-omap1/pm.c
  *
@@ -50,6 +51,7 @@
 #include <asm/mach/irq.h>
 #include <asm/mach-types.h>
 
+#include <asm/arch/cpu.h>
 #include <asm/arch/irqs.h>
 #include <asm/arch/clock.h>
 #include <asm/arch/sram.h>
@@ -70,12 +72,12 @@ static unsigned int mpui1610_sleep_save[MPUI1610_SLEEP_SAVE_SIZE];
 
 static unsigned short enable_dyn_sleep = 1;
 
-static ssize_t omap_pm_sleep_while_idle_show(struct subsystem * subsys, char *buf)
+static ssize_t omap_pm_sleep_while_idle_show(struct kset *kset, char *buf)
 {
        return sprintf(buf, "%hu\n", enable_dyn_sleep);
 }
 
-static ssize_t omap_pm_sleep_while_idle_store(struct subsystem * subsys,
+static ssize_t omap_pm_sleep_while_idle_store(struct kset *kset,
                                              const char * buf,
                                              size_t n)
 {
@@ -98,7 +100,7 @@ static struct subsys_attribute sleep_while_idle_attr = {
        .store  = omap_pm_sleep_while_idle_store,
 };
 
-extern struct subsystem power_subsys;
+extern struct kset power_subsys;
 static void (*omap_sram_idle)(void) = NULL;
 static void (*omap_sram_suspend)(unsigned long r0, unsigned long r1) = NULL;
 
@@ -254,7 +256,8 @@ void omap_pm_suspend(void)
                tps65010_set_led(LED1, OFF);
        }
 
-       omap_writew(0xffff, ULPD_SOFT_DISABLE_REQ_REG);
+       if (!cpu_is_omap15xx())
+               omap_writew(0xffff, ULPD_SOFT_DISABLE_REQ_REG);
 
        /*
         * Step 1: turn off interrupts (FIXME: NOTE: already disabled)
@@ -326,8 +329,9 @@ void omap_pm_suspend(void)
        /* stop DSP */
        omap_writew(omap_readw(ARM_RSTCT1) & ~(1 << DSP_EN), ARM_RSTCT1);
 
-       /* shut down dsp_ck */
-       omap_writew(omap_readw(ARM_CKCTL) & ~(1 << EN_DSPCK), ARM_CKCTL);
+               /* shut down dsp_ck */
+       if (!cpu_is_omap730())
+               omap_writew(omap_readw(ARM_CKCTL) & ~(1 << EN_DSPCK), ARM_CKCTL);
 
        /* temporarily enabling api_ck to access DSP registers */
        omap_writew(omap_readw(ARM_IDLECT2) | 1 << EN_APICK, ARM_IDLECT2);
@@ -431,7 +435,8 @@ void omap_pm_suspend(void)
                MPUI1610_RESTORE(OMAP_IH2_3_MIR);
        }
 
-       omap_writew(0, ULPD_SOFT_DISABLE_REQ_REG);
+       if (!cpu_is_omap15xx())
+               omap_writew(0, ULPD_SOFT_DISABLE_REQ_REG);
 
        /*
         * Reenable interrupts
@@ -679,29 +684,30 @@ static int omap_pm_finish(suspend_state_t state)
 }
 
 
-static irqreturn_t  omap_wakeup_interrupt(int  irq, void *  dev,
-                                    struct pt_regs *  regs)
+static irqreturn_t  omap_wakeup_interrupt(int irq, void *dev)
 {
        return IRQ_HANDLED;
 }
 
 static struct irqaction omap_wakeup_irq = {
        .name           = "peripheral wakeup",
-       .flags          = SA_INTERRUPT,
+       .flags          = IRQF_DISABLED,
        .handler        = omap_wakeup_interrupt
 };
 
 
 
 static struct pm_ops omap_pm_ops ={
-       .pm_disk_mode   = 0,
        .prepare        = omap_pm_prepare,
        .enter          = omap_pm_enter,
        .finish         = omap_pm_finish,
+       .valid          = pm_valid_only_mem,
 };
 
 static int __init omap_pm_init(void)
 {
+       int error;
+
        printk("Power Management for TI OMAP.\n");
 
        /*
@@ -758,7 +764,9 @@ static int __init omap_pm_init(void)
        omap_pm_init_proc();
 #endif
 
-       subsys_create_file(&power_subsys, &sleep_while_idle_attr);
+       error = subsys_create_file(&power_subsys, &sleep_while_idle_attr);
+       if (error)
+               printk(KERN_ERR "subsys_create_file failed: %d\n", error);
 
        if (cpu_is_omap16xx()) {
                /* configure LOW_PWR pin */