drm/i915/bios: reserve struct bdb_ prefix for BDB blocks

Don't use bdb_ prefixes for structs within blocks. Add a new bdb struct
for SDVO panel DTDs for completeness.

Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/cd062ced1bbbe07e087212b42c83e5ac64a22a49.1559308269.git.jani.nikula@intel.com

drivers/gpu/drm/i915/intel_bios.c

@@ -302,7 +302,7 @@ parse_lfp_backlight(struct drm_i915_private *dev_priv,
 		    const struct bdb_header *bdb)
 {
 	const struct bdb_lfp_backlight_data *backlight_data;
-	const struct bdb_lfp_backlight_data_entry *entry;
+	const struct lfp_backlight_data_entry *entry;
 	int panel_type = dev_priv->vbt.panel_type;
 
 	backlight_data = find_section(bdb, BDB_LVDS_BACKLIGHT);
@@ -327,7 +327,7 @@ parse_lfp_backlight(struct drm_i915_private *dev_priv,
 	dev_priv->vbt.backlight.type = INTEL_BACKLIGHT_DISPLAY_DDI;
 	if (bdb->version >= 191 &&
 	    get_blocksize(backlight_data) >= sizeof(*backlight_data)) {
-		const struct bdb_lfp_backlight_control_method *method;
+		const struct lfp_backlight_control_method *method;
 
 		method = &backlight_data->backlight_control[panel_type];
 		dev_priv->vbt.backlight.type = method->type;
@@ -351,7 +351,7 @@ static void
 parse_sdvo_panel_data(struct drm_i915_private *dev_priv,
 		      const struct bdb_header *bdb)
 {
-	const struct lvds_dvo_timing *dvo_timing;
+	const struct bdb_sdvo_panel_dtds *dtds;
 	struct drm_display_mode *panel_fixed_mode;
 	int index;
 
@@ -371,15 +371,15 @@ parse_sdvo_panel_data(struct drm_i915_private *dev_priv,
 		index = sdvo_lvds_options->panel_type;
 	}
 
-	dvo_timing = find_section(bdb, BDB_SDVO_PANEL_DTDS);
-	if (!dvo_timing)
+	dtds = find_section(bdb, BDB_SDVO_PANEL_DTDS);
+	if (!dtds)
 		return;
 
 	panel_fixed_mode = kzalloc(sizeof(*panel_fixed_mode), GFP_KERNEL);
 	if (!panel_fixed_mode)
 		return;
 
-	fill_detail_timing_data(panel_fixed_mode, dvo_timing + index);
+	fill_detail_timing_data(panel_fixed_mode, &dtds->dtds[index]);
 
 	dev_priv->vbt.sdvo_lvds_vbt_mode = panel_fixed_mode;
 

drivers/gpu/drm/i915/intel_vbt_defs.h

@@ -477,7 +477,7 @@ struct bdb_lvds_options {
 } __packed;
 
 /* LFP pointer table contains entries to the struct below */
-struct bdb_lvds_lfp_data_ptr {
+struct lvds_lfp_data_ptr {
 	u16 fp_timing_offset; /* offsets are from start of bdb */
 	u8 fp_table_size;
 	u16 dvo_timing_offset;
@@ -488,7 +488,7 @@ struct bdb_lvds_lfp_data_ptr {
 
 struct bdb_lvds_lfp_data_ptrs {
 	u8 lvds_entries; /* followed by one or more lvds_data_ptr structs */
-	struct bdb_lvds_lfp_data_ptr ptr[16];
+	struct lvds_lfp_data_ptr ptr[16];
 } __packed;
 
 /* LFP data has 3 blocks per entry */
@@ -547,20 +547,24 @@ struct lvds_pnp_id {
 	u8 mfg_year;
 } __packed;
 
-struct bdb_lvds_lfp_data_entry {
+struct lvds_lfp_data_entry {
 	struct lvds_fp_timing fp_timing;
 	struct lvds_dvo_timing dvo_timing;
 	struct lvds_pnp_id pnp_id;
 } __packed;
 
 struct bdb_lvds_lfp_data {
-	struct bdb_lvds_lfp_data_entry data[16];
+	struct lvds_lfp_data_entry data[16];
+} __packed;
+
+struct bdb_sdvo_panel_dtds {
+	struct lvds_dvo_timing dtds[4];
 } __packed;
 
 #define BDB_BACKLIGHT_TYPE_NONE	0
 #define BDB_BACKLIGHT_TYPE_PWM	2
 
-struct bdb_lfp_backlight_data_entry {
+struct lfp_backlight_data_entry {
 	u8 type:2;
 	u8 active_low_pwm:1;
 	u8 obsolete1:5;
@@ -570,16 +574,16 @@ struct bdb_lfp_backlight_data_entry {
 	u8 obsolete3;
 } __packed;
 
-struct bdb_lfp_backlight_control_method {
+struct lfp_backlight_control_method {
 	u8 type:4;
 	u8 controller:4;
 } __packed;
 
 struct bdb_lfp_backlight_data {
 	u8 entry_size;
-	struct bdb_lfp_backlight_data_entry data[16];
+	struct lfp_backlight_data_entry data[16];
 	u8 level[16];
-	struct bdb_lfp_backlight_control_method backlight_control[16];
+	struct lfp_backlight_control_method backlight_control[16];
 } __packed;
 
 struct bdb_sdvo_lvds_options {