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radeon legacy chips: tv dac bg/dac adj updates 

COMBIOS - fallback to table values if there are no tv dac or lvds bios tables
ATOMBIOS - add support for looking up these values from the bios table

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Alex Deucher 2009-06-12 17:26:08 +00:00 committed by Dave Airlie
parent 771fe6b912
commit 6fe7ac3f5b
4 changed files with 88 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

72
drivers/gpu/drm/radeon/radeon_atombios.c
View File

@ -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;

7
drivers/gpu/drm/radeon/radeon_combios.c
View File

@ -783,6 +783,9 @@ struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct
tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
}
} else {
DRM_INFO("No TV DAC info found in BIOS\n");
return radeon_legacy_get_tv_dac_info_from_table(rdev);
}
}
@ -964,8 +967,10 @@ struct radeon_encoder_lvds *radeon_combios_get_lvds_info(struct radeon_encoder
}
}
encoder->native_mode = lvds->native_mode;
} else
} else {
DRM_INFO("No panel info found in BIOS\n");
return radeon_legacy_get_lvds_info_from_regs(rdev);
}
return lvds;
}

8
drivers/gpu/drm/radeon/radeon_legacy_encoders.c
View File

@ -1265,13 +1265,17 @@ radeon_add_legacy_encoder(struct drm_device *dev, uint32_t encoder_id, uint32_t
case ENCODER_OBJECT_ID_INTERNAL_DAC1:
drm_encoder_init(dev, encoder, &radeon_legacy_primary_dac_enc_funcs, DRM_MODE_ENCODER_DAC);
drm_encoder_helper_add(encoder, &radeon_legacy_primary_dac_helper_funcs);
if (!rdev->is_atom_bios)
if (rdev->is_atom_bios)
radeon_encoder->enc_priv = radeon_atombios_get_primary_dac_info(radeon_encoder);
else
radeon_encoder->enc_priv = radeon_combios_get_primary_dac_info(radeon_encoder);
break;
case ENCODER_OBJECT_ID_INTERNAL_DAC2:
drm_encoder_init(dev, encoder, &radeon_legacy_tv_dac_enc_funcs, DRM_MODE_ENCODER_TVDAC);
drm_encoder_helper_add(encoder, &radeon_legacy_tv_dac_helper_funcs);
if (!rdev->is_atom_bios)
if (rdev->is_atom_bios)
radeon_encoder->enc_priv = radeon_atombios_get_tv_dac_info(radeon_encoder);
else
radeon_encoder->enc_priv = radeon_combios_get_tv_dac_info(radeon_encoder);
break;
case ENCODER_OBJECT_ID_INTERNAL_DVO1:

4
drivers/gpu/drm/radeon/radeon_mode.h
View File

@ -329,6 +329,10 @@ extern struct radeon_encoder_atom_dig *
radeon_atombios_get_lvds_info(struct radeon_encoder *encoder);
extern struct radeon_encoder_int_tmds *
radeon_atombios_get_tmds_info(struct radeon_encoder *encoder);
extern struct radeon_encoder_primary_dac *
radeon_atombios_get_primary_dac_info(struct radeon_encoder *encoder);
extern struct radeon_encoder_tv_dac *
radeon_atombios_get_tv_dac_info(struct radeon_encoder *encoder);
extern struct radeon_encoder_lvds *
radeon_combios_get_lvds_info(struct radeon_encoder *encoder);
extern struct radeon_encoder_int_tmds *