diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/atombios_crtc.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/atombios_crtc.c | 28 |
1 files changed, 16 insertions, 12 deletions
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c index af464e351fb..4bae5511ea6 100644 --- a/drivers/gpu/drm/radeon/atombios_crtc.c +++ b/drivers/gpu/drm/radeon/atombios_crtc.c @@ -424,6 +424,15 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc, /* reset the pll flags */ pll->flags = 0; + /* select the PLL algo */ + if (ASIC_IS_AVIVO(rdev)) { + if (radeon_new_pll) + pll->algo = PLL_ALGO_AVIVO; + else + pll->algo = PLL_ALGO_LEGACY; + } else + pll->algo = PLL_ALGO_LEGACY; + if (ASIC_IS_AVIVO(rdev)) { if ((rdev->family == CHIP_RS600) || (rdev->family == CHIP_RS690) || @@ -452,6 +461,11 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc, /* DVO wants 2x pixel clock if the DVO chip is in 12 bit mode */ if (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1) adjusted_clock = mode->clock * 2; + /* LVDS PLL quirks */ + if (encoder->encoder_type == DRM_MODE_ENCODER_LVDS) { + struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; + pll->algo = dig->pll_algo; + } } else { if (encoder->encoder_type != DRM_MODE_ENCODER_DAC) pll->flags |= RADEON_PLL_NO_ODD_POST_DIV; @@ -550,18 +564,8 @@ void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode) /* adjust pixel clock as needed */ adjusted_clock = atombios_adjust_pll(crtc, mode, pll); - if (ASIC_IS_AVIVO(rdev)) { - if (radeon_new_pll) - radeon_compute_pll_avivo(pll, adjusted_clock, &pll_clock, - &fb_div, &frac_fb_div, - &ref_div, &post_div); - else - radeon_compute_pll(pll, adjusted_clock, &pll_clock, - &fb_div, &frac_fb_div, - &ref_div, &post_div); - } else - radeon_compute_pll(pll, adjusted_clock, &pll_clock, &fb_div, &frac_fb_div, - &ref_div, &post_div); + radeon_compute_pll(pll, adjusted_clock, &pll_clock, &fb_div, &frac_fb_div, + &ref_div, &post_div); index = GetIndexIntoMasterTable(COMMAND, SetPixelClock); atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, |