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drm/radeon/kms/atom: fix PHY init 

The PHY was not initialized correctly after
ac89af1e10 since
the function bailed early as an encoder was not
assigned.  The encoder isn't necessary for PHY init
so just assign to 0 for init so that the table
is executed.

Reported-by: Ari Savolainen <ari.m.savolainen@gmail.com>
Tested-by: Ari Savolainen <ari.m.savolainen@gmail.com>
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Alex Deucher 2011-06-03 16:39:06 -04:00 коммит произвёл Dave Airlie
Родитель fe6f0bd03d
Коммит f3aeceac61
1 изменённых файлов: 11 добавлений и 6 удалений
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17
drivers/gpu/drm/radeon/radeon_encoders.c
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@ -954,10 +954,15 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t
int dp_lane_count = 0;
int connector_object_id = 0;
int igp_lane_info = 0;
int dig_encoder = dig->dig_encoder;
if (action == ATOM_TRANSMITTER_ACTION_INIT)
if (action == ATOM_TRANSMITTER_ACTION_INIT) {
connector = radeon_get_connector_for_encoder_init(encoder);
else
/* just needed to avoid bailing in the encoder check. the encoder
* isn't used for init
*/
dig_encoder = 0;
} else
connector = radeon_get_connector_for_encoder(encoder);
if (connector) {
@ -973,7 +978,7 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t
}
/* no dig encoder assigned */
if (dig->dig_encoder == -1)
if (dig_encoder == -1)
return;
if (atombios_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_DP)
@ -1023,7 +1028,7 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t
if (dig->linkb)
args.v3.acConfig.ucLinkSel = 1;
if (dig->dig_encoder & 1)
if (dig_encoder & 1)
args.v3.acConfig.ucEncoderSel = 1;
/* Select the PLL for the PHY
@ -1073,7 +1078,7 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t
args.v3.acConfig.fDualLinkConnector = 1;
}
} else if (ASIC_IS_DCE32(rdev)) {
args.v2.acConfig.ucEncoderSel = dig->dig_encoder;
args.v2.acConfig.ucEncoderSel = dig_encoder;
if (dig->linkb)
args.v2.acConfig.ucLinkSel = 1;
@ -1100,7 +1105,7 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t
} else {
args.v1.ucConfig = ATOM_TRANSMITTER_CONFIG_CLKSRC_PPLL;
if (dig->dig_encoder)
if (dig_encoder)
args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_DIG2_ENCODER;
else
args.v1.ucConfig |= ATOM_TRANSMITTER_CONFIG_DIG1_ENCODER;