diff options
| author | Shubhangi Shrivastava <shubhangi.shrivastava@intel.com> | 2016-03-31 16:11:46 +0530 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2016-04-06 14:10:15 +0300 |
| commit | 4e27bd50739e41250a93dd131d6a4180e288cb10 (patch) | |
| tree | 8cb83b5d9ec6ed6a8e923adaad62fdcc4c1daf80 /drivers/gpu | |
| parent | 5fd9f52384935dacfdc4adb5cc3531a40346d475 (diff) | |
| download | lwn-4e27bd50739e41250a93dd131d6a4180e288cb10.tar.gz lwn-4e27bd50739e41250a93dd131d6a4180e288cb10.zip | |
drm/i915: Update VBT fields for child devices
This patch adds new fields that are not yet added in drm code
in child devices struct
Signed-off-by: Sivakumar Thulasimani <sivakumar.thulasimani@intel.com>
Signed-off-by: Durgadoss R <durgadoss.r@intel.com>
Signed-off-by: Shubhangi Shrivastava <shubhangi.shrivastava@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1459420907-11383-1-git-send-email-shubhangi.shrivastava@intel.com
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_bios.c | 15 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_vbt_defs.h | 18 |
2 files changed, 26 insertions, 7 deletions
diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c index 9c406b0f4173..4222f52d95f8 100644 --- a/drivers/gpu/drm/i915/intel_bios.c +++ b/drivers/gpu/drm/i915/intel_bios.c @@ -1123,7 +1123,7 @@ static void parse_ddi_port(struct drm_i915_private *dev_priv, enum port port, } /* Parse the I_boost config for SKL and above */ - if (bdb->version >= 196 && (child->common.flags_1 & IBOOST_ENABLE)) { + if (bdb->version >= 196 && child->common.iboost) { info->dp_boost_level = translate_iboost(child->common.iboost_level & 0xF); DRM_DEBUG_KMS("VBT (e)DP boost level for port %c: %d\n", port_name(port), info->dp_boost_level); @@ -1241,6 +1241,19 @@ parse_device_mapping(struct drm_i915_private *dev_priv, */ memcpy(child_dev_ptr, p_child, min_t(size_t, p_defs->child_dev_size, sizeof(*p_child))); + + /* + * copied full block, now init values when they are not + * available in current version + */ + if (bdb->version < 196) { + /* Set default values for bits added from v196 */ + child_dev_ptr->common.iboost = 0; + child_dev_ptr->common.hpd_invert = 0; + } + + if (bdb->version < 192) + child_dev_ptr->common.lspcon = 0; } return; } diff --git a/drivers/gpu/drm/i915/intel_vbt_defs.h b/drivers/gpu/drm/i915/intel_vbt_defs.h index 749dceab7c02..9ff1e960d617 100644 --- a/drivers/gpu/drm/i915/intel_vbt_defs.h +++ b/drivers/gpu/drm/i915/intel_vbt_defs.h @@ -261,9 +261,6 @@ struct old_child_dev_config { * versions. Notice that the meaning of the contents contents may still change, * but at least the offsets are consistent. */ -/* Definitions for flags_1 */ -#define IBOOST_ENABLE (1<<3) - struct common_child_dev_config { u16 handle; u16 device_type; @@ -272,9 +269,18 @@ struct common_child_dev_config { u8 not_common2[2]; u8 ddc_pin; u16 edid_ptr; - u8 obsolete; - u8 flags_1; - u8 not_common3[13]; + u8 dvo_cfg; /* See DEVICE_CFG_* above */ + u8 efp_routed:1; + u8 lane_reversal:1; + u8 lspcon:1; + u8 iboost:1; + u8 hpd_invert:1; + u8 flag_reserved:3; + u8 hdmi_support:1; + u8 dp_support:1; + u8 tmds_support:1; + u8 support_reserved:5; + u8 not_common3[12]; u8 iboost_level; } __packed; |