[PATCH] Fix compilation issues in nouveau_pm when CONFIG_HWMON is not set

[Martin Peres]

Signed-off-by: Martin Peres <martin.peres at ensi-bourges.fr>
---
 drivers/gpu/drm/nouveau/nouveau_pm.c |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/nouveau_pm.c 
b/drivers/gpu/drm/nouveau/nouveau_pm.c
index 8ef1d5b..f691661 100644
--- a/drivers/gpu/drm/nouveau/nouveau_pm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_pm.c
@@ -405,12 +405,15 @@ nouveau_hwmon_init(struct drm_device *dev)
 {
        struct drm_nouveau_private *dev_priv = dev->dev_private;
        struct nouveau_pm_engine *pm = &dev_priv->engine.pm;
+#ifdef CONFIG_HWMON
        struct device *hwmon_dev;
        int ret;
+#endif

        if (!pm->temp_get)
                return -ENODEV;

+#ifdef CONFIG_HWMON
        hwmon_dev = hwmon_device_register(&dev->pdev->dev);
        if (IS_ERR(hwmon_dev)) {
                ret = PTR_ERR(hwmon_dev);
@@ -429,6 +432,9 @@ nouveau_hwmon_init(struct drm_device *dev)
        }

        pm->hwmon = hwmon_dev;
+#else
+       pm->hwmon = NULL;
+#endif

        return 0;
 }
@@ -436,6 +442,7 @@ nouveau_hwmon_init(struct drm_device *dev)
 static void
 nouveau_hwmon_fini(struct drm_device *dev)
 {
+#ifdef CONFIG_HWMON
        struct drm_nouveau_private *dev_priv = dev->dev_private;
        struct nouveau_pm_engine *pm = &dev_priv->engine.pm;

@@ -443,6 +450,7 @@ nouveau_hwmon_fini(struct drm_device *dev)
                sysfs_remove_group(&pm->hwmon->kobj, &hwmon_attrgroup);
                hwmon_device_unregister(pm->hwmon);
        }
+#endif
 }

 #ifdef CONFIG_ACPI
-- 
1.7.3.2


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