Re: Build error at drivers/base/power/domain_governor.c when PM_RUNTIME is not set

[Rafael J. Wysocki]

On Monday, January 09, 2012, Kukjin Kim wrote:
> Hi Rafael,
> 
> This is just reporting of build error.
> 
> Current mainline happens build error at drivers/base/power/domain_governor.c
> file like following when CONFIG_PM_RUNTIME is not set. For example, it
> happens with s3c6400_defconfig now.
> 
> drivers/base/power/domain_governor.c: In function 'default_stop_ok':
> drivers/base/power/domain_governor.c:25: error: 'struct dev_pm_info' has no
> member named 'max_time_suspended_ns'
> drivers/base/power/domain_governor.c:29: error: 'struct dev_pm_info' has no
> member named 'max_time_suspended_ns'
> drivers/base/power/domain_governor.c: In function 'default_power_down_ok':
> drivers/base/power/domain_governor.c:94: error: 'struct dev_pm_info' has no
> member named 'max_time_suspended_ns'
> drivers/base/power/domain_governor.c:98: error: 'struct dev_pm_info' has no
> member named 'max_time_suspended_ns'
> drivers/base/power/domain_governor.c:100: error: 'struct dev_pm_info' has no
> member named 'suspend_time'

The appended patch fixes the problem for me, can you please test it?

Rafael

---
 drivers/base/power/domain_governor.c |   24 +++++++++++++++++++-----
 1 file changed, 19 insertions(+), 5 deletions(-)

Index: linux/drivers/base/power/domain_governor.c
===================================================================
--- linux.orig/drivers/base/power/domain_governor.c
+++ linux/drivers/base/power/domain_governor.c
@@ -12,6 +12,8 @@
 #include <linux/pm_qos.h>
 #include <linux/hrtimer.h>
 
+#ifdef CONFIG_PM_RUNTIME
+
 /**
  * default_stop_ok - Default PM domain governor routine for stopping devices.
  * @dev: Device to check.
@@ -137,16 +139,28 @@ static bool default_power_down_ok(struct
 	return true;
 }
 
-struct dev_power_governor simple_qos_governor = {
-	.stop_ok = default_stop_ok,
-	.power_down_ok = default_power_down_ok,
-};
-
 static bool always_on_power_down_ok(struct dev_pm_domain *domain)
 {
 	return false;
 }
 
+#else /* !CONFIG_PM_RUNTIME */
+
+bool default_stop_ok(struct device *dev)
+{
+	return false;
+}
+
+#define default_power_down_ok	NULL
+#define always_on_power_down_ok	NULL
+
+#endif /* !CONFIG_PM_RUNTIME */
+
+struct dev_power_governor simple_qos_governor = {
+	.stop_ok = default_stop_ok,
+	.power_down_ok = default_power_down_ok,
+};
+
 /**
  * pm_genpd_gov_always_on - A governor implementing an always-on policy
  */
--
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