[PATCH v2] cpuidle: arm: fix ARM_QCOM_SPM_CPUIDLE dependency

[PATCH v2] cpuidle: arm: fix ARM_QCOM_SPM_CPUIDLE dependency

[Randy Dunlap]

Fix Kconfig warning and subsequent build errors due to the
Kconfig problem.

WARNING: unmet direct dependencies detected for ARM_CPU_SUSPEND
  Depends on [n]: ARCH_SUSPEND_POSSIBLE [=n]
  Selected by [y]:
  - ARM_QCOM_SPM_CPUIDLE [=y] && CPU_IDLE [=y] && (ARM [=y] || ARM64) && (ARCH_QCOM [=n] || COMPILE_TEST [=y]) && !ARM64 && MMU [=y]

arm-linux-gnueabi-ld: arch/arm/kernel/sleep.o: in function `__cpu_suspend':
(.text+0x68): undefined reference to `cpu_sa110_suspend_size'
arm-linux-gnueabi-ld: arch/arm/kernel/suspend.o: in function `__cpu_suspend_save':
suspend.c:(.text+0x478): undefined reference to `cpu_sa110_do_suspend'
arm-linux-gnueabi-ld: suspend.c:(.text+0x4e8): undefined reference to `cpu_sa110_do_resume'

Fixes: a871be6b8eee ("cpuidle: Convert Qualcomm SPM driver to a generic CPUidle driver")
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Andy Gross <agross@kernel.org>
Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: linux-arm-msm@vger.kernel.org
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: linux-pm@vger.kernel.org
Cc: Stephan Gerhold <stephan@gerhold.net>
---
 drivers/cpuidle/Kconfig.arm |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/cpuidle/Kconfig.arm
+++ b/drivers/cpuidle/Kconfig.arm
@@ -110,6 +110,7 @@ config ARM_TEGRA_CPUIDLE
 config ARM_QCOM_SPM_CPUIDLE
 	bool "CPU Idle Driver for Qualcomm Subsystem Power Manager (SPM)"
 	depends on (ARCH_QCOM || COMPILE_TEST) && !ARM64 && MMU
+	depends on ARCH_SUSPEND_POSSIBLE
 	select ARM_CPU_SUSPEND
 	select CPU_IDLE_MULTIPLE_DRIVERS
 	select DT_IDLE_STATES