diff options
Diffstat (limited to 'drivers/gpu/drm/gma500')
-rw-r--r-- | drivers/gpu/drm/gma500/intel_bios.c | 18 | ||||
-rw-r--r-- | drivers/gpu/drm/gma500/intel_bios.h | 39 | ||||
-rw-r--r-- | drivers/gpu/drm/gma500/psb_drv.h | 2 |
3 files changed, 59 insertions, 0 deletions
diff --git a/drivers/gpu/drm/gma500/intel_bios.c b/drivers/gpu/drm/gma500/intel_bios.c index d4d0c5b8bf91..51ea6df125f2 100644 --- a/drivers/gpu/drm/gma500/intel_bios.c +++ b/drivers/gpu/drm/gma500/intel_bios.c @@ -217,6 +217,23 @@ static void parse_general_features(struct drm_psb_private *dev_priv, } } +static void +parse_driver_features(struct drm_psb_private *dev_priv, + struct bdb_header *bdb) +{ + struct bdb_driver_features *driver; + + driver = find_section(bdb, BDB_DRIVER_FEATURES); + if (!driver) + return; + + /* This bit means to use 96Mhz for DPLL_A or not */ + if (driver->primary_lfp_id) + dev_priv->dplla_96mhz = true; + else + dev_priv->dplla_96mhz = false; +} + /** * psb_intel_init_bios - initialize VBIOS settings & find VBT * @dev: DRM device @@ -263,6 +280,7 @@ bool psb_intel_init_bios(struct drm_device *dev) /* Grab useful general definitions */ parse_general_features(dev_priv, bdb); + parse_driver_features(dev_priv, bdb); parse_lfp_panel_data(dev_priv, bdb); parse_sdvo_panel_data(dev_priv, bdb); parse_backlight_data(dev_priv, bdb); diff --git a/drivers/gpu/drm/gma500/intel_bios.h b/drivers/gpu/drm/gma500/intel_bios.h index 70f1bf018183..c67979ef6f0a 100644 --- a/drivers/gpu/drm/gma500/intel_bios.h +++ b/drivers/gpu/drm/gma500/intel_bios.h @@ -302,6 +302,45 @@ struct bdb_sdvo_lvds_options { u8 panel_misc_bits_4; } __attribute__((packed)); +struct bdb_driver_features { + u8 boot_dev_algorithm:1; + u8 block_display_switch:1; + u8 allow_display_switch:1; + u8 hotplug_dvo:1; + u8 dual_view_zoom:1; + u8 int15h_hook:1; + u8 sprite_in_clone:1; + u8 primary_lfp_id:1; + + u16 boot_mode_x; + u16 boot_mode_y; + u8 boot_mode_bpp; + u8 boot_mode_refresh; + + u16 enable_lfp_primary:1; + u16 selective_mode_pruning:1; + u16 dual_frequency:1; + u16 render_clock_freq:1; /* 0: high freq; 1: low freq */ + u16 nt_clone_support:1; + u16 power_scheme_ui:1; /* 0: CUI; 1: 3rd party */ + u16 sprite_display_assign:1; /* 0: secondary; 1: primary */ + u16 cui_aspect_scaling:1; + u16 preserve_aspect_ratio:1; + u16 sdvo_device_power_down:1; + u16 crt_hotplug:1; + u16 lvds_config:2; + u16 tv_hotplug:1; + u16 hdmi_config:2; + + u8 static_display:1; + u8 reserved2:7; + u16 legacy_crt_max_x; + u16 legacy_crt_max_y; + u8 legacy_crt_max_refresh; + + u8 hdmi_termination; + u8 custom_vbt_version; +} __attribute__((packed)); extern bool psb_intel_init_bios(struct drm_device *dev); extern void psb_intel_destroy_bios(struct drm_device *dev); diff --git a/drivers/gpu/drm/gma500/psb_drv.h b/drivers/gpu/drm/gma500/psb_drv.h index 40ce2c9bc2e4..4c50969fd193 100644 --- a/drivers/gpu/drm/gma500/psb_drv.h +++ b/drivers/gpu/drm/gma500/psb_drv.h @@ -669,6 +669,8 @@ struct drm_psb_private { u32 dspcntr[3]; int mdfld_panel_id; + + bool dplla_96mhz; /* DPLL data from the VBT */ }; |