diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_atombios.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_atombios.c | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index 98904de6387..786632d3e37 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -824,6 +824,78 @@ struct radeon_encoder_atom_dig *radeon_atombios_get_lvds_info(struct return lvds; } +struct radeon_encoder_primary_dac * +radeon_atombios_get_primary_dac_info(struct radeon_encoder *encoder) +{ + struct drm_device *dev = encoder->base.dev; + struct radeon_device *rdev = dev->dev_private; + struct radeon_mode_info *mode_info = &rdev->mode_info; + int index = GetIndexIntoMasterTable(DATA, CompassionateData); + uint16_t data_offset; + struct _COMPASSIONATE_DATA *dac_info; + uint8_t frev, crev; + uint8_t bg, dac; + int i; + struct radeon_encoder_primary_dac *p_dac = NULL; + + atom_parse_data_header(mode_info->atom_context, index, NULL, &frev, &crev, &data_offset); + + dac_info = (struct _COMPASSIONATE_DATA *)(mode_info->atom_context->bios + data_offset); + + if (dac_info) { + p_dac = kzalloc(sizeof(struct radeon_encoder_primary_dac), GFP_KERNEL); + + if (!p_dac) + return NULL; + + bg = dac_info->ucDAC1_BG_Adjustment; + dac = dac_info->ucDAC1_DAC_Adjustment; + p_dac->ps2_pdac_adj = (bg << 8) | (dac); + + } + return p_dac; +} + +struct radeon_encoder_tv_dac * +radeon_atombios_get_tv_dac_info(struct radeon_encoder *encoder) +{ + struct drm_device *dev = encoder->base.dev; + struct radeon_device *rdev = dev->dev_private; + struct radeon_mode_info *mode_info = &rdev->mode_info; + int index = GetIndexIntoMasterTable(DATA, CompassionateData); + uint16_t data_offset; + struct _COMPASSIONATE_DATA *dac_info; + uint8_t frev, crev; + uint8_t bg, dac; + int i; + struct radeon_encoder_tv_dac *tv_dac = NULL; + + atom_parse_data_header(mode_info->atom_context, index, NULL, &frev, &crev, &data_offset); + + dac_info = (struct _COMPASSIONATE_DATA *)(mode_info->atom_context->bios + data_offset); + + if (dac_info) { + tv_dac = kzalloc(sizeof(struct radeon_encoder_tv_dac), GFP_KERNEL); + + if (!tv_dac) + return NULL; + + bg = dac_info->ucDAC2_CRT2_BG_Adjustment; + dac = dac_info->ucDAC2_CRT2_DAC_Adjustment; + tv_dac->ps2_tvdac_adj = (bg << 16) | (dac << 20); + + bg = dac_info->ucDAC2_PAL_BG_Adjustment; + dac = dac_info->ucDAC2_PAL_DAC_Adjustment; + tv_dac->pal_tvdac_adj = (bg << 16) | (dac << 20); + + bg = dac_info->ucDAC2_NTSC_BG_Adjustment; + dac = dac_info->ucDAC2_NTSC_DAC_Adjustment; + tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20); + + } + return tv_dac; +} + void radeon_atom_set_clock_gating(struct radeon_device *rdev, int enable) { DYNAMIC_CLOCK_GATING_PS_ALLOCATION args; |