If there's no real property change, don't need to set TV mode again. Signed-off-by: Zhenyu Wang <zhenyu.z.w...@intel.com> --- drivers/gpu/drm/i915/intel_tv.c | 27 ++++++++++++++++++++------- 1 files changed, 20 insertions(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c index ceca947..cd9d74c 100644 --- a/drivers/gpu/drm/i915/intel_tv.c +++ b/drivers/gpu/drm/i915/intel_tv.c @@ -1571,32 +1571,45 @@ intel_tv_set_property(struct drm_connector *connector, struct drm_property *prop struct intel_output *intel_output = to_intel_output(connector); struct intel_tv_priv *tv_priv = intel_output->dev_priv; int ret = 0; + bool changed = false; ret = drm_connector_property_set_value(connector, property, val); if (ret < 0) goto out; - if (property == dev->mode_config.tv_left_margin_property) + if (property == dev->mode_config.tv_left_margin_property && + tv_priv->margin[TV_MARGIN_LEFT] != val) { tv_priv->margin[TV_MARGIN_LEFT] = val; - else if (property == dev->mode_config.tv_right_margin_property) + changed = true; + } else if (property == dev->mode_config.tv_right_margin_property && + tv_priv->margin[TV_MARGIN_RIGHT] != val) { tv_priv->margin[TV_MARGIN_RIGHT] = val; - else if (property == dev->mode_config.tv_top_margin_property) + changed = true; + } else if (property == dev->mode_config.tv_top_margin_property && + tv_priv->margin[TV_MARGIN_TOP] != val) { tv_priv->margin[TV_MARGIN_TOP] = val; - else if (property == dev->mode_config.tv_bottom_margin_property) + changed = true; + } else if (property == dev->mode_config.tv_bottom_margin_property && + tv_priv->margin[TV_MARGIN_BOTTOM] != val) { tv_priv->margin[TV_MARGIN_BOTTOM] = val; - else if (property == dev->mode_config.tv_mode_property) { + changed = true; + } else if (property == dev->mode_config.tv_mode_property) { if (val >= NUM_TV_MODES) { ret = -EINVAL; goto out; } + if (!strcmp(tv_priv->tv_format, tv_modes[val].name)) + goto out; + tv_priv->tv_format = tv_modes[val].name; - intel_tv_mode_set(&intel_output->enc, NULL, NULL); + changed = true; } else { ret = -EINVAL; goto out; } - intel_tv_mode_set(&intel_output->enc, NULL, NULL); + if (changed) + intel_tv_mode_set(&intel_output->enc, NULL, NULL); out: return ret; } -- 1.5.6.5 ------------------------------------------------------------------------------ Apps built with the Adobe(R) Flex(R) framework and Flex Builder(TM) are powering Web 2.0 with engaging, cross-platform capabilities. Quickly and easily build your RIAs with Flex Builder, the Eclipse(TM)based development software that enables intelligent coding and step-through debugging. Download the free 60 day trial. http://p.sf.net/sfu/www-adobe-com -- _______________________________________________ Dri-devel mailing list Dri-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/dri-devel