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path: root/drivers/gpu/drm/nouveau/nouveau_backlight.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_backlight.c')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_backlight.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_backlight.c b/drivers/gpu/drm/nouveau/nouveau_backlight.c
index ae2f2abc8f5a..daf9f87477ba 100644
--- a/drivers/gpu/drm/nouveau/nouveau_backlight.c
+++ b/drivers/gpu/drm/nouveau/nouveau_backlight.c
@@ -101,7 +101,6 @@ nv40_backlight_init(struct nouveau_encoder *encoder,
if (!(nvif_rd32(device, NV40_PMC_BACKLIGHT) & NV40_PMC_BACKLIGHT_MASK))
return -ENODEV;
- props->type = BACKLIGHT_RAW;
props->max_brightness = 31;
*ops = &nv40_bl_ops;
return 0;
@@ -294,7 +293,8 @@ nv50_backlight_init(struct nouveau_backlight *bl,
struct nouveau_drm *drm = nouveau_drm(nv_encoder->base.base.dev);
struct nvif_object *device = &drm->client.device.object;
- if (!nvif_rd32(device, NV50_PDISP_SOR_PWM_CTL(ffs(nv_encoder->dcb->or) - 1)))
+ if (!nvif_rd32(device, NV50_PDISP_SOR_PWM_CTL(ffs(nv_encoder->dcb->or) - 1)) ||
+ nv_conn->base.status != connector_status_connected)
return -ENODEV;
if (nv_conn->type == DCB_CONNECTOR_eDP) {
@@ -342,7 +342,6 @@ nv50_backlight_init(struct nouveau_backlight *bl,
else
*ops = &nva3_bl_ops;
- props->type = BACKLIGHT_RAW;
props->max_brightness = 100;
return 0;
@@ -410,6 +409,7 @@ nouveau_backlight_init(struct drm_connector *connector)
goto fail_alloc;
}
+ props.type = BACKLIGHT_RAW;
bl->dev = backlight_device_register(backlight_name, connector->kdev,
nv_encoder, ops, &props);
if (IS_ERR(bl->dev)) {