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| author | Alex Deucher <alexdeucher@gmail.com> | 2009-12-18 11:28:22 -0500 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2009-12-23 11:14:05 +1000 |
| commit | f56cd64f5f713a3013c4d980a5695c198d839671 (patch) | |
| tree | 2c6528ff36e25147aee6a579c8e815db82ad2aec | |
| parent | 3642133816f9f25065e3ca310f0720574bcdcc52 (diff) | |
| download | blackbird-op-linux-f56cd64f5f713a3013c4d980a5695c198d839671.tar.gz blackbird-op-linux-f56cd64f5f713a3013c4d980a5695c198d839671.zip | |
drm/radeon/kms: never combine LVDS with another encoder
When linking multiple encoders to a connector, make sure
to not link LVDS with another connector. Some bioses
have the same i2c line for LVDS and VGA.
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_atombios.c | 49 |
1 files changed, 23 insertions, 26 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index b5912c26b1db..321044bef71c 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -745,8 +745,7 @@ bool radeon_get_atom_connector_info_from_supported_devices_table(struct else radeon_add_legacy_encoder(dev, radeon_get_encoder_id(dev, - (1 << - i), + (1 << i), dac), (1 << i)); } @@ -758,32 +757,30 @@ bool radeon_get_atom_connector_info_from_supported_devices_table(struct if (bios_connectors[j].valid && (i != j)) { if (bios_connectors[i].line_mux == bios_connectors[j].line_mux) { - if (((bios_connectors[i]. - devices & - (ATOM_DEVICE_DFP_SUPPORT)) - && (bios_connectors[j]. - devices & - (ATOM_DEVICE_CRT_SUPPORT))) - || - ((bios_connectors[j]. - devices & - (ATOM_DEVICE_DFP_SUPPORT)) - && (bios_connectors[i]. - devices & - (ATOM_DEVICE_CRT_SUPPORT)))) { - bios_connectors[i]. - devices |= - bios_connectors[j]. - devices; - bios_connectors[i]. - connector_type = - DRM_MODE_CONNECTOR_DVII; - if (bios_connectors[j].devices & - (ATOM_DEVICE_DFP_SUPPORT)) + /* make sure not to combine LVDS */ + if (bios_connectors[i].devices & (ATOM_DEVICE_LCD_SUPPORT)) { + bios_connectors[i].line_mux = 53; + bios_connectors[i].ddc_bus.valid = false; + continue; + } + if (bios_connectors[j].devices & (ATOM_DEVICE_LCD_SUPPORT)) { + bios_connectors[j].line_mux = 53; + bios_connectors[j].ddc_bus.valid = false; + continue; + } + /* combine analog and digital for DVI-I */ + if (((bios_connectors[i].devices & (ATOM_DEVICE_DFP_SUPPORT)) && + (bios_connectors[j].devices & (ATOM_DEVICE_CRT_SUPPORT))) || + ((bios_connectors[j].devices & (ATOM_DEVICE_DFP_SUPPORT)) && + (bios_connectors[i].devices & (ATOM_DEVICE_CRT_SUPPORT)))) { + bios_connectors[i].devices |= + bios_connectors[j].devices; + bios_connectors[i].connector_type = + DRM_MODE_CONNECTOR_DVII; + if (bios_connectors[j].devices & (ATOM_DEVICE_DFP_SUPPORT)) bios_connectors[i].hpd = bios_connectors[j].hpd; - bios_connectors[j]. - valid = false; + bios_connectors[j].valid = false; } } } |
