Merge remote-tracking branch 'lsk/v3.10/topic/gator' into linux-linaro-lsk

[firefly-linux-kernel-4.4.55.git] / drivers / acpi / bus.c

diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index 292de3cab9cc0d4ac42cc551c80f3efdbdfeaf6b..b62207a87430d5ff6e5cf60d941d7edb20abf0a7 100644 (file)
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -33,6 +33,7 @@
 #include <linux/proc_fs.h>
 #include <linux/acpi.h>
 #include <linux/slab.h>
+#include <linux/regulator/machine.h>
 #ifdef CONFIG_X86
 #include <asm/mpspec.h>
 #endif
@@ -56,6 +57,12 @@ EXPORT_SYMBOL(acpi_root_dir);
 
 
 #ifdef CONFIG_X86
+#ifdef CONFIG_ACPI_CUSTOM_DSDT
+static inline int set_copy_dsdt(const struct dmi_system_id *id)
+{
+       return 0;
+}
+#else
 static int set_copy_dsdt(const struct dmi_system_id *id)
 {
        printk(KERN_NOTICE "%s detected - "
@@ -63,6 +70,7 @@ static int set_copy_dsdt(const struct dmi_system_id *id)
        acpi_gbl_copy_dsdt_locally = 1;
        return 0;
 }
+#endif
 
 static struct dmi_system_id dsdt_dmi_table[] __initdata = {
        /*
@@ -705,6 +713,14 @@ void __init acpi_early_init(void)
                goto error0;
        }
 
+       /*
+        * If the system is using ACPI then we can be reasonably
+        * confident that any regulators are managed by the firmware
+        * so tell the regulator core it has everything it needs to
+        * know.
+        */
+       regulator_has_full_constraints();
+
        return;
 
       error0: