diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_bios.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_bios.c | 36 |
1 files changed, 17 insertions, 19 deletions
diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c index 21b347efcf1..a4bd90f36a0 100644 --- a/drivers/gpu/drm/i915/intel_bios.c +++ b/drivers/gpu/drm/i915/intel_bios.c @@ -336,11 +336,12 @@ parse_lfp_backlight(struct drm_i915_private *dev_priv, struct bdb_header *bdb) dev_priv->vbt.backlight.pwm_freq_hz = entry->pwm_freq_hz; dev_priv->vbt.backlight.active_low_pwm = entry->active_low_pwm; + dev_priv->vbt.backlight.min_brightness = entry->min_brightness; DRM_DEBUG_KMS("VBT backlight PWM modulation frequency %u Hz, " "active %s, min brightness %u, level %u\n", dev_priv->vbt.backlight.pwm_freq_hz, dev_priv->vbt.backlight.active_low_pwm ? "low" : "high", - entry->min_brightness, + dev_priv->vbt.backlight.min_brightness, backlight_data->level[panel_type]); } @@ -626,16 +627,16 @@ parse_edp(struct drm_i915_private *dev_priv, struct bdb_header *bdb) switch (edp_link_params->preemphasis) { case EDP_PREEMPHASIS_NONE: - dev_priv->vbt.edp_preemphasis = DP_TRAIN_PRE_EMPHASIS_0; + dev_priv->vbt.edp_preemphasis = DP_TRAIN_PRE_EMPH_LEVEL_0; break; case EDP_PREEMPHASIS_3_5dB: - dev_priv->vbt.edp_preemphasis = DP_TRAIN_PRE_EMPHASIS_3_5; + dev_priv->vbt.edp_preemphasis = DP_TRAIN_PRE_EMPH_LEVEL_1; break; case EDP_PREEMPHASIS_6dB: - dev_priv->vbt.edp_preemphasis = DP_TRAIN_PRE_EMPHASIS_6; + dev_priv->vbt.edp_preemphasis = DP_TRAIN_PRE_EMPH_LEVEL_2; break; case EDP_PREEMPHASIS_9_5dB: - dev_priv->vbt.edp_preemphasis = DP_TRAIN_PRE_EMPHASIS_9_5; + dev_priv->vbt.edp_preemphasis = DP_TRAIN_PRE_EMPH_LEVEL_3; break; default: DRM_DEBUG_KMS("VBT has unknown eDP pre-emphasis value %u\n", @@ -645,16 +646,16 @@ parse_edp(struct drm_i915_private *dev_priv, struct bdb_header *bdb) switch (edp_link_params->vswing) { case EDP_VSWING_0_4V: - dev_priv->vbt.edp_vswing = DP_TRAIN_VOLTAGE_SWING_400; + dev_priv->vbt.edp_vswing = DP_TRAIN_VOLTAGE_SWING_LEVEL_0; break; case EDP_VSWING_0_6V: - dev_priv->vbt.edp_vswing = DP_TRAIN_VOLTAGE_SWING_600; + dev_priv->vbt.edp_vswing = DP_TRAIN_VOLTAGE_SWING_LEVEL_1; break; case EDP_VSWING_0_8V: - dev_priv->vbt.edp_vswing = DP_TRAIN_VOLTAGE_SWING_800; + dev_priv->vbt.edp_vswing = DP_TRAIN_VOLTAGE_SWING_LEVEL_2; break; case EDP_VSWING_1_2V: - dev_priv->vbt.edp_vswing = DP_TRAIN_VOLTAGE_SWING_1200; + dev_priv->vbt.edp_vswing = DP_TRAIN_VOLTAGE_SWING_LEVEL_3; break; default: DRM_DEBUG_KMS("VBT has unknown eDP voltage swing value %u\n", @@ -877,7 +878,7 @@ err: /* error during parsing so set all pointers to null * because of partial parsing */ - memset(dev_priv->vbt.dsi.sequence, 0, MIPI_SEQ_MAX); + memset(dev_priv->vbt.dsi.sequence, 0, sizeof(dev_priv->vbt.dsi.sequence)); } static void parse_ddi_port(struct drm_i915_private *dev_priv, enum port port, @@ -975,12 +976,10 @@ static void parse_ddi_port(struct drm_i915_private *dev_priv, enum port port, if (bdb->version >= 158) { /* The VBT HDMI level shift values match the table we have. */ hdmi_level_shift = child->raw[7] & 0xF; - if (hdmi_level_shift < 0xC) { - DRM_DEBUG_KMS("VBT HDMI level shift for port %c: %d\n", - port_name(port), - hdmi_level_shift); - info->hdmi_level_shift = hdmi_level_shift; - } + DRM_DEBUG_KMS("VBT HDMI level shift for port %c: %d\n", + port_name(port), + hdmi_level_shift); + info->hdmi_level_shift = hdmi_level_shift; } } @@ -1113,8 +1112,7 @@ init_vbt_defaults(struct drm_i915_private *dev_priv) struct ddi_vbt_port_info *info = &dev_priv->vbt.ddi_port_info[port]; - /* Recommended BSpec default: 800mV 0dB. */ - info->hdmi_level_shift = 6; + info->hdmi_level_shift = HDMI_LEVEL_SHIFT_UNKNOWN; info->supports_dvi = (port != PORT_A && port != PORT_E); info->supports_hdmi = info->supports_dvi; @@ -1122,7 +1120,7 @@ init_vbt_defaults(struct drm_i915_private *dev_priv) } } -static int __init intel_no_opregion_vbt_callback(const struct dmi_system_id *id) +static int intel_no_opregion_vbt_callback(const struct dmi_system_id *id) { DRM_DEBUG_KMS("Falling back to manually reading VBT from " "VBIOS ROM for %s\n", |