Merge tag 'stable/for-linus-3.10-rc3-tag' of git://git.kernel.org/pub/scm/linux/kerne...

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / gpu / drm / radeon / evergreen_hdmi.c

diff --git a/drivers/gpu/drm/radeon/evergreen_hdmi.c b/drivers/gpu/drm/radeon/evergreen_hdmi.c
index b4ab8ceb16545d115d6b39428e54c42a6f6ce1d2..ed7c8a7680929e5589fe84daa70f36d2e3bce74a 100644 (file)
--- a/drivers/gpu/drm/radeon/evergreen_hdmi.c
+++ b/drivers/gpu/drm/radeon/evergreen_hdmi.c
@@ -154,19 +154,18 @@ static void evergreen_audio_set_dto(struct drm_encoder *encoder, u32 clock)
        struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
        struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
        struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
-       u32 base_rate = 48000;
+       u32 base_rate = 24000;
 
        if (!dig || !dig->afmt)
                return;
 
-       /* XXX: properly calculate this */
        /* XXX two dtos; generally use dto0 for hdmi */
        /* Express [24MHz / target pixel clock] as an exact rational
         * number (coefficient of two integer numbers.  DCCG_AUDIO_DTOx_PHASE
         * is the numerator, DCCG_AUDIO_DTOx_MODULE is the denominator
         */
-       WREG32(DCCG_AUDIO_DTO0_PHASE, (base_rate*50) & 0xffffff);
-       WREG32(DCCG_AUDIO_DTO0_MODULE, (clock*100) & 0xffffff);
+       WREG32(DCCG_AUDIO_DTO0_PHASE, base_rate * 100);
+       WREG32(DCCG_AUDIO_DTO0_MODULE, clock * 100);
        WREG32(DCCG_AUDIO_DTO_SOURCE, DCCG_AUDIO_DTO0_SOURCE_SEL(radeon_crtc->crtc_id));
 }