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authorCharlene Liu <Charlene.Liu@amd.com>2022-02-11 20:55:25 -0500
committerAlex Deucher <alexander.deucher@amd.com>2022-03-15 14:25:15 -0400
commit3b8b44a431b76be2645806cfa0494399c3dbbd85 (patch)
tree5d3081582990bf0eeadf4c3c5dc2297d5b7dbe63 /drivers/gpu/drm/amd/display/dc/dce
parent7c916f95f58df401fef4f8c7549aa80a5739b0dd (diff)
drm/amd/display: add debug option to bypass ssinfo from bios for dcn315
[Why & How] Add debug option to bypass ssinfo from BIOS for dcn315. Reviewed-by: Park, Chris <Chris.Park@amd.com> Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com> Signed-off-by: Charlene Liu <Charlene.Liu@amd.com> Tested-by: Daniel Wheeler <daniel.wheeler@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dce')
-rw-r--r--drivers/gpu/drm/amd/display/dc/dce/dce_clk_mgr.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/dce/dce_clk_mgr.c
index 1435d7bc1f21..07359eb89efc 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dce_clk_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_clk_mgr.c
@@ -450,6 +450,8 @@ void dce_clock_read_ss_info(struct dce_clk_mgr *clk_mgr_dce)
clk_mgr_dce->dprefclk_ss_percentage =
info.spread_spectrum_percentage;
}
+ if (clk_mgr_dce->base.ctx->dc->debug.ignore_dpref_ss)
+ clk_mgr_dce->dprefclk_ss_percentage = 0;
}
}
}