diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_tv.c')
-rw-r--r-- | drivers/gpu/drm/i915/intel_tv.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c index a43c98e3f07..2fbe13a0de8 100644 --- a/drivers/gpu/drm/i915/intel_tv.c +++ b/drivers/gpu/drm/i915/intel_tv.c @@ -1490,6 +1490,27 @@ static struct input_res { {"1920x1080", 1920, 1080}, }; +/* + * Chose preferred mode according to line number of TV format + */ +static void +intel_tv_chose_preferred_modes(struct drm_connector *connector, + struct drm_display_mode *mode_ptr) +{ + struct intel_output *intel_output = to_intel_output(connector); + const struct tv_mode *tv_mode = intel_tv_mode_find(intel_output); + + if (tv_mode->nbr_end < 480 && mode_ptr->vdisplay == 480) + mode_ptr->type |= DRM_MODE_TYPE_PREFERRED; + else if (tv_mode->nbr_end > 480) { + if (tv_mode->progressive == true && tv_mode->nbr_end < 720) { + if (mode_ptr->vdisplay == 720) + mode_ptr->type |= DRM_MODE_TYPE_PREFERRED; + } else if (mode_ptr->vdisplay == 1080) + mode_ptr->type |= DRM_MODE_TYPE_PREFERRED; + } +} + /** * Stub get_modes function. * @@ -1544,6 +1565,7 @@ intel_tv_get_modes(struct drm_connector *connector) mode_ptr->clock = (int) tmp; mode_ptr->type = DRM_MODE_TYPE_DRIVER; + intel_tv_chose_preferred_modes(connector, mode_ptr); drm_mode_probed_add(connector, mode_ptr); count++; } @@ -1696,6 +1718,7 @@ intel_tv_init(struct drm_device *dev) if (!intel_output) { return; } + connector = &intel_output->base; drm_connector_init(dev, connector, &intel_tv_connector_funcs, @@ -1707,6 +1730,7 @@ intel_tv_init(struct drm_device *dev) drm_mode_connector_attach_encoder(&intel_output->base, &intel_output->enc); tv_priv = (struct intel_tv_priv *)(intel_output + 1); intel_output->type = INTEL_OUTPUT_TVOUT; + intel_output->clone_mask = (1 << INTEL_TV_CLONE_BIT); intel_output->enc.possible_crtcs = ((1 << 0) | (1 << 1)); intel_output->enc.possible_clones = (1 << INTEL_OUTPUT_TVOUT); intel_output->dev_priv = tv_priv; |