From: Ville Syrjälä <[email protected]> We don't need any pixel clock vs. cdclk guardband since HSW. BXT still tries to add one though. Get rid of it.
Signed-off-by: Ville Syrjälä <[email protected]> --- drivers/gpu/drm/i915/intel_display.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 9564719b53e3..57ff51172065 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -5905,16 +5905,15 @@ static int broxton_calc_cdclk(int max_pixclk) { /* * FIXME: - * - remove the guardband, it's not needed on BXT * - set 19.2MHz bypass frequency if there are no active pipes */ - if (max_pixclk > 576000*9/10) + if (max_pixclk > 576000) return 624000; - else if (max_pixclk > 384000*9/10) + else if (max_pixclk > 384000) return 576000; - else if (max_pixclk > 288000*9/10) + else if (max_pixclk > 288000) return 384000; - else if (max_pixclk > 144000*9/10) + else if (max_pixclk > 144000) return 288000; else return 144000; -- 2.7.4 _______________________________________________ Intel-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/intel-gfx
