drm_fb_helper_on|off currently manually searches for encoders to turn on/off. Make this simpler by using the helper function.
Signed-off-by: Sascha Hauer s.hauer@pengutronix.de --- drivers/gpu/drm/drm_fb_helper.c | 80 +++++---------------------------------- 1 files changed, 10 insertions(+), 70 deletions(-)
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 77fec5a..4fc38a7f 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -306,91 +306,31 @@ static struct sysrq_key_op sysrq_drm_fb_helper_restore_op = { static struct sysrq_key_op sysrq_drm_fb_helper_restore_op = { }; #endif
-static void drm_fb_helper_on(struct fb_info *info) +static void drm_fb_helper_dpms(struct fb_info *info, int dpms_mode) { struct drm_fb_helper *fb_helper = info->par; struct drm_device *dev = fb_helper->dev; struct drm_crtc *crtc; - struct drm_crtc_helper_funcs *crtc_funcs; struct drm_connector *connector; - struct drm_encoder *encoder; int i, j;
/* - * For each CRTC in this fb, turn the crtc on then, - * find all associated encoders and turn them on. + * For each CRTC in this fb, turn the connectors on/off. */ mutex_lock(&dev->mode_config.mutex); for (i = 0; i < fb_helper->crtc_count; i++) { crtc = fb_helper->crtc_info[i].mode_set.crtc; - crtc_funcs = crtc->helper_private;
if (!crtc->enabled) continue;
- crtc_funcs->dpms(crtc, DRM_MODE_DPMS_ON); - - /* Walk the connectors & encoders on this fb turning them on */ + /* Walk the connectors & encoders on this fb turning them on/off */ for (j = 0; j < fb_helper->connector_count; j++) { connector = fb_helper->connector_info[j]->connector; - connector->dpms = DRM_MODE_DPMS_ON; + drm_helper_connector_dpms(connector, dpms_mode); drm_connector_property_set_value(connector, - dev->mode_config.dpms_property, - DRM_MODE_DPMS_ON); - } - /* Found a CRTC on this fb, now find encoders */ - list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { - if (encoder->crtc == crtc) { - struct drm_encoder_helper_funcs *encoder_funcs; - - encoder_funcs = encoder->helper_private; - encoder_funcs->dpms(encoder, DRM_MODE_DPMS_ON); - } - } - } - mutex_unlock(&dev->mode_config.mutex); -} - -static void drm_fb_helper_off(struct fb_info *info, int dpms_mode) -{ - struct drm_fb_helper *fb_helper = info->par; - struct drm_device *dev = fb_helper->dev; - struct drm_crtc *crtc; - struct drm_crtc_helper_funcs *crtc_funcs; - struct drm_connector *connector; - struct drm_encoder *encoder; - int i, j; - - /* - * For each CRTC in this fb, find all associated encoders - * and turn them off, then turn off the CRTC. - */ - mutex_lock(&dev->mode_config.mutex); - for (i = 0; i < fb_helper->crtc_count; i++) { - crtc = fb_helper->crtc_info[i].mode_set.crtc; - crtc_funcs = crtc->helper_private; - - if (!crtc->enabled) - continue; - - /* Walk the connectors on this fb and mark them off */ - for (j = 0; j < fb_helper->connector_count; j++) { - connector = fb_helper->connector_info[j]->connector; - connector->dpms = dpms_mode; - drm_connector_property_set_value(connector, - dev->mode_config.dpms_property, - dpms_mode); - } - /* Found a CRTC on this fb, now find encoders */ - list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { - if (encoder->crtc == crtc) { - struct drm_encoder_helper_funcs *encoder_funcs; - - encoder_funcs = encoder->helper_private; - encoder_funcs->dpms(encoder, dpms_mode); - } + dev->mode_config.dpms_property, dpms_mode); } - crtc_funcs->dpms(crtc, DRM_MODE_DPMS_OFF); } mutex_unlock(&dev->mode_config.mutex); } @@ -400,23 +340,23 @@ int drm_fb_helper_blank(int blank, struct fb_info *info) switch (blank) { /* Display: On; HSync: On, VSync: On */ case FB_BLANK_UNBLANK: - drm_fb_helper_on(info); + drm_fb_helper_dpms(info, DRM_MODE_DPMS_ON); break; /* Display: Off; HSync: On, VSync: On */ case FB_BLANK_NORMAL: - drm_fb_helper_off(info, DRM_MODE_DPMS_STANDBY); + drm_fb_helper_dpms(info, DRM_MODE_DPMS_STANDBY); break; /* Display: Off; HSync: Off, VSync: On */ case FB_BLANK_HSYNC_SUSPEND: - drm_fb_helper_off(info, DRM_MODE_DPMS_STANDBY); + drm_fb_helper_dpms(info, DRM_MODE_DPMS_STANDBY); break; /* Display: Off; HSync: On, VSync: Off */ case FB_BLANK_VSYNC_SUSPEND: - drm_fb_helper_off(info, DRM_MODE_DPMS_SUSPEND); + drm_fb_helper_dpms(info, DRM_MODE_DPMS_SUSPEND); break; /* Display: Off; HSync: Off, VSync: Off */ case FB_BLANK_POWERDOWN: - drm_fb_helper_off(info, DRM_MODE_DPMS_OFF); + drm_fb_helper_dpms(info, DRM_MODE_DPMS_OFF); break; } return 0;