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| author | Charlene Liu <charlene.liu@amd.com> | 2017-03-02 21:18:03 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-09-26 17:18:11 -0400 |
| commit | e8c963d6d970220ab33f4197ab4dea18c1615e52 (patch) | |
| tree | bd1ee2337e039b33682579a831088ac70d3b2afe /drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c | |
| parent | ece4f358cb57c33089daaea1d86c62fa924060d1 (diff) | |
| download | linux-e8c963d6d970220ab33f4197ab4dea18c1615e52.tar.gz linux-e8c963d6d970220ab33f4197ab4dea18c1615e52.tar.bz2 linux-e8c963d6d970220ab33f4197ab4dea18c1615e52.zip | |
drm/amd/display: refclock from bios firmwareInfoTable
Signed-off-by: Charlene Liu <charlene.liu@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c b/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c index a2a2ecf8d077..1d6a9da45ba6 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c @@ -1230,17 +1230,12 @@ bool dce110_clk_src_construct( goto unexpected_failure; } - if (clk_src->ref_freq_khz == 48000) { - calc_pll_cs_init_data_hdmi. - min_override_input_pxl_clk_pll_freq_khz = 24000; - calc_pll_cs_init_data_hdmi. - max_override_input_pxl_clk_pll_freq_khz = 48000; - } else if (clk_src->ref_freq_khz == 100000) { - calc_pll_cs_init_data_hdmi. - min_override_input_pxl_clk_pll_freq_khz = 25000; - calc_pll_cs_init_data_hdmi. - max_override_input_pxl_clk_pll_freq_khz = 50000; - } + + calc_pll_cs_init_data_hdmi. + min_override_input_pxl_clk_pll_freq_khz = clk_src->ref_freq_khz/2; + calc_pll_cs_init_data_hdmi. + max_override_input_pxl_clk_pll_freq_khz = clk_src->ref_freq_khz; + if (!calc_pll_max_vco_construct( &clk_src->calc_pll_hdmi, &calc_pll_cs_init_data_hdmi)) { |