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drivers: firmware: psci: Use __pa_symbol for cpu_resume 

If CONFIG_DEBUG_VIRTUAL=y, during s2ram:

    virt_to_phys used for non-linear address: ffffff80085db280 (cpu_resume+0x0/0x20)
    ------------[ cut here ]------------
    WARNING: CPU: 0 PID: 1628 at arch/arm64/mm/physaddr.c:14 __virt_to_phys+0x28/0x60
    ...
    [<ffffff800809abb4>] __virt_to_phys+0x28/0x60
    [<ffffff80084a0c38>] psci_system_suspend+0x20/0x44
    [<ffffff8008095b28>] cpu_suspend+0x3c/0x68
    [<ffffff80084a0b48>] psci_system_suspend_enter+0x18/0x20
    [<ffffff80080ea3e0>] suspend_devices_and_enter+0x3f8/0x7e8
    [<ffffff80080ead14>] pm_suspend+0x544/0x5f4

Fixes: 1a08e3d9e0 ("drivers: firmware: psci: Use __pa_symbol for kernel symbol")
Acked-by: Mark Rutland <mark.rutland@arm.com>
Acked-by: Laura Abbott <labbott@redhat.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Will Deacon <will.deacon@arm.com>
This commit is contained in:
Geert Uytterhoeven 2017-01-24 16:30:19 +01:00 committed by Will Deacon
parent cbb999dd0b
commit 1c33dc1015
1 changed files with 1 additions and 1 deletions
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2
drivers/firmware/psci.c
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@ -419,7 +419,7 @@ CPUIDLE_METHOD_OF_DECLARE(psci, "psci", &psci_cpuidle_ops);
static int psci_system_suspend(unsigned long unused)
{
return invoke_psci_fn(PSCI_FN_NATIVE(1_0, SYSTEM_SUSPEND),
virt_to_phys(cpu_resume), 0, 0);
__pa_symbol(cpu_resume), 0, 0);
}
static int psci_system_suspend_enter(suspend_state_t state)