diff options
Diffstat (limited to 'drivers/gpu/drm/drm_crtc_helper.c')
| -rw-r--r-- | drivers/gpu/drm/drm_crtc_helper.c | 37 |
1 files changed, 31 insertions, 6 deletions
diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c index dcbeb98f195a..952b3d4fb2a6 100644 --- a/drivers/gpu/drm/drm_crtc_helper.c +++ b/drivers/gpu/drm/drm_crtc_helper.c @@ -276,7 +276,7 @@ static bool drm_encoder_crtc_ok(struct drm_encoder *encoder, struct drm_crtc *tmp; int crtc_mask = 1; - WARN(!crtc, "checking null crtc?"); + WARN(!crtc, "checking null crtc?\n"); dev = crtc->dev; @@ -336,7 +336,7 @@ bool drm_crtc_helper_set_mode(struct drm_crtc *crtc, struct drm_framebuffer *old_fb) { struct drm_device *dev = crtc->dev; - struct drm_display_mode *adjusted_mode, saved_mode; + struct drm_display_mode *adjusted_mode, saved_mode, saved_hwmode; struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private; struct drm_encoder_helper_funcs *encoder_funcs; int saved_x, saved_y; @@ -350,6 +350,7 @@ bool drm_crtc_helper_set_mode(struct drm_crtc *crtc, if (!crtc->enabled) return true; + saved_hwmode = crtc->hwmode; saved_mode = crtc->mode; saved_x = crtc->x; saved_y = crtc->y; @@ -427,11 +428,21 @@ bool drm_crtc_helper_set_mode(struct drm_crtc *crtc, } + /* Store real post-adjustment hardware mode. */ + crtc->hwmode = *adjusted_mode; + + /* Calculate and store various constants which + * are later needed by vblank and swap-completion + * timestamping. They are derived from true hwmode. + */ + drm_calc_timestamping_constants(crtc); + /* XXX free adjustedmode */ drm_mode_destroy(dev, adjusted_mode); /* FIXME: add subpixel order */ done: if (!ret) { + crtc->hwmode = saved_hwmode; crtc->mode = saved_mode; crtc->x = saved_x; crtc->y = saved_y; @@ -471,6 +482,7 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set) int count = 0, ro, fail = 0; struct drm_crtc_helper_funcs *crtc_funcs; int ret = 0; + int i; DRM_DEBUG_KMS("\n"); @@ -649,6 +661,7 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set) old_fb)) { DRM_ERROR("failed to set mode on [CRTC:%d]\n", set->crtc->base.id); + set->crtc->fb = old_fb; ret = -EINVAL; goto fail; } @@ -663,8 +676,16 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set) set->crtc->fb = set->fb; ret = crtc_funcs->mode_set_base(set->crtc, set->x, set->y, old_fb); - if (ret != 0) + if (ret != 0) { + set->crtc->fb = old_fb; goto fail; + } + } + DRM_DEBUG_KMS("Setting connector DPMS state to on\n"); + for (i = 0; i < set->num_connectors; i++) { + DRM_DEBUG_KMS("\t[CONNECTOR:%d:%s] set DPMS on\n", set->connectors[i]->base.id, + drm_get_connector_name(set->connectors[i])); + set->connectors[i]->dpms = DRM_MODE_DPMS_ON; } kfree(save_connectors); @@ -841,7 +862,7 @@ static void output_poll_execute(struct work_struct *work) struct delayed_work *delayed_work = to_delayed_work(work); struct drm_device *dev = container_of(delayed_work, struct drm_device, mode_config.output_poll_work); struct drm_connector *connector; - enum drm_connector_status old_status, status; + enum drm_connector_status old_status; bool repoll = false, changed = false; if (!drm_kms_helper_poll) @@ -866,8 +887,12 @@ static void output_poll_execute(struct work_struct *work) !(connector->polled & DRM_CONNECTOR_POLL_HPD)) continue; - status = connector->funcs->detect(connector, false); - if (old_status != status) + connector->status = connector->funcs->detect(connector, false); + DRM_DEBUG_KMS("[CONNECTOR:%d:%s] status updated from %d to %d\n", + connector->base.id, + drm_get_connector_name(connector), + old_status, connector->status); + if (old_status != connector->status) changed = true; } |