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drm/radeon: program DCE2 audio dto just like DCE3
Seems to work like the DCE3 version despite what the register spec says. bug: https://bugs.freedesktop.org/show_bug.cgi?id=71975 Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org
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1 changed files with 2 additions and 6 deletions
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@ -304,9 +304,9 @@ void r600_audio_set_dto(struct drm_encoder *encoder, u32 clock)
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WREG32(DCCG_AUDIO_DTO1_MODULE, dto_modulo);
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WREG32(DCCG_AUDIO_DTO_SELECT, 1); /* select DTO1 */
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}
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} else if (ASIC_IS_DCE3(rdev)) {
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} else {
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/* according to the reg specs, this should DCE3.2 only, but in
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* practice it seems to cover DCE3.0/3.1 as well.
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* practice it seems to cover DCE2.0/3.0/3.1 as well.
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*/
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if (dig->dig_encoder == 0) {
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WREG32(DCCG_AUDIO_DTO0_PHASE, base_rate * 100);
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@ -317,10 +317,6 @@ void r600_audio_set_dto(struct drm_encoder *encoder, u32 clock)
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WREG32(DCCG_AUDIO_DTO1_MODULE, clock * 100);
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WREG32(DCCG_AUDIO_DTO_SELECT, 1); /* select DTO1 */
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}
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} else {
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/* according to the reg specs, this should be DCE2.0 and DCE3.0/3.1 */
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WREG32(AUDIO_DTO, AUDIO_DTO_PHASE(base_rate / 10) |
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AUDIO_DTO_MODULE(clock / 10));
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}
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}
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