OMAP3: PM: Ack pending interrupts before entering suspend
Suspending drivers may still generate interrupts just before their suspend is completed. Any pending interrupts here will prevent sleep. Signed-off-by: Tero Kristo <tero.kristo@nokia.com> Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
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@ -274,4 +274,10 @@ void omap_intc_restore_context(void)
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}
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}
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/* MIRs are saved and restore with other PRCM registers */
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/* MIRs are saved and restore with other PRCM registers */
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}
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}
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void omap3_intc_suspend(void)
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{
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/* A pending interrupt would prevent OMAP from entering suspend */
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omap_ack_irq(0);
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}
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#endif /* CONFIG_ARCH_OMAP3 */
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#endif /* CONFIG_ARCH_OMAP3 */
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@ -578,6 +578,8 @@ static int omap3_pm_suspend(void)
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}
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}
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omap_uart_prepare_suspend();
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omap_uart_prepare_suspend();
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omap3_intc_suspend();
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omap_sram_idle();
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omap_sram_idle();
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restore:
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restore:
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@ -499,6 +499,7 @@ extern void omap_init_irq(void);
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extern int omap_irq_pending(void);
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extern int omap_irq_pending(void);
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void omap_intc_save_context(void);
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void omap_intc_save_context(void);
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void omap_intc_restore_context(void);
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void omap_intc_restore_context(void);
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void omap3_intc_suspend(void);
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#endif
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#endif
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#include <mach/hardware.h>
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#include <mach/hardware.h>
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