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drm/radeon/kms: minor fixes for eDP with LCD* device tags (v2) 

Some systems have LCD* rather than DFP* device tags in the bios
for eDP connectors; notably the new apple iMac. This fixes
things up so eDP connectors with either tag will work.

v2: fix typo

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Alex Deucher 2010-03-29 21:37:08 -04:00 committed by Dave Airlie
parent 7f768957f4
commit 9f998ad7e9
2 changed files with 10 additions and 5 deletions
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13
drivers/gpu/drm/radeon/atombios_crtc.c
View File

@ -581,11 +581,16 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
}
} else if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
/* may want to enable SS on DP/eDP eventually */
args.v3.sInput.ucDispPllConfig |=
DISPPLL_CONFIG_SS_ENABLE;
if (mode->clock > 165000)
/*args.v3.sInput.ucDispPllConfig |=
DISPPLL_CONFIG_SS_ENABLE;*/
if (encoder_mode == ATOM_ENCODER_MODE_DP)
args.v3.sInput.ucDispPllConfig |=
DISPPLL_CONFIG_DUAL_LINK;
DISPPLL_CONFIG_COHERENT_MODE;
else {
if (mode->clock > 165000)
args.v3.sInput.ucDispPllConfig |=
DISPPLL_CONFIG_DUAL_LINK;
}
}
atom_execute_table(rdev->mode_info.atom_context,
index, (uint32_t *)&args);

2
drivers/gpu/drm/radeon/radeon_encoders.c
View File

@ -302,7 +302,7 @@ static bool radeon_atom_mode_fixup(struct drm_encoder *encoder,
}
if (ASIC_IS_DCE3(rdev) &&
(radeon_encoder->active_device & (ATOM_DEVICE_DFP_SUPPORT))) {
(radeon_encoder->active_device & (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT))) {
struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
radeon_dp_set_link_config(connector, mode);
}