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drm/radeon/kms/atom/dce3: fix up usPixelClock calculation for Transmitter tables

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Signed-off-by: Alex Deucher <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
This commit is contained in:
Alex Deucher 2009-11-05 01:16:23 -05:00 • committed by Dave Airlie
commit 4170a6c1bc
1 changed files with 6 additions and 3 deletions
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9
drivers/gpu/drm/radeon/radeon_encoders.c
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@ -725,10 +725,10 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action)
if (ASIC_IS_DCE32(rdev)) {
if (radeon_encoder->pixel_clock > 165000) {
args.v2.usPixelClock = cpu_to_le16((radeon_encoder->pixel_clock * 10 * 2) / 100);
args.v2.usPixelClock = cpu_to_le16((radeon_encoder->pixel_clock / 2) / 10);
args.v2.acConfig.fDualLinkConnector = 1;
} else {
args.v2.usPixelClock = cpu_to_le16((radeon_encoder->pixel_clock * 10 * 4) / 100);
args.v2.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
}
if (dig->dig_block)
args.v2.acConfig.ucEncoderSel = 1;
@ -754,7 +754,10 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action)
}
} else {
args.v1.ucConfig = ATOM_TRANSMITTER_CONFIG_CLKSRC_PPLL;
args.v1.usPixelClock = cpu_to_le16((radeon_encoder->pixel_clock) / 10);
if (radeon_encoder->pixel_clock > 165000)
args.v1.usPixelClock = cpu_to_le16((radeon_encoder->pixel_clock / 2) / 10);
else
args.v1.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
switch (radeon_encoder->encoder_id) {
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY: