drm/nouveau/drm: adding support for backlight control of GT525M (NVC0)

This patch adds support for the backlight control of the NVIDIA GT
525M, which identifies itself as a member of the NVC0 family.

v2. Extended to handle Kepler too

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

diff --git a/drivers/gpu/drm/nouveau/nouveau_backlight.c b/drivers/gpu/drm/nouveau/nouveau_backlight.c
index 5d94030..2ffad21 100644 (file)
--- a/drivers/gpu/drm/nouveau/nouveau_backlight.c
+++ b/drivers/gpu/drm/nouveau/nouveau_backlight.c
@@ -239,6 +239,9 @@ nouveau_backlight_init(struct drm_device *dev)
                case NV_40:
                        return nv40_backlight_init(connector);
                case NV_50:
+               case NV_C0:
+               case NV_D0:
+               case NV_E0:
                        return nv50_backlight_init(connector);
                default:
                        break;