Accordingly to spec "If Kdiv != 2, then Qdiv must be 1." but we already handle qdiv values properly and this case here should be spurious. But instead of blindly replacing let's warn loudly instead. Because it means something was really wrong on initial setup. Cc: Mika Kahola <mika.kahola@xxxxxxxxx> Cc: Manasi Navare <manasi.d.navare@xxxxxxxxx> Cc: James Ausmus <james.ausmus@xxxxxxxxx> Signed-off-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx> --- drivers/gpu/drm/i915/intel_dpll_mgr.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_dpll_mgr.c b/drivers/gpu/drm/i915/intel_dpll_mgr.c index 53f650f56148..bd608f7f2399 100644 --- a/drivers/gpu/drm/i915/intel_dpll_mgr.c +++ b/drivers/gpu/drm/i915/intel_dpll_mgr.c @@ -2184,8 +2184,7 @@ static void cnl_wrpll_params_populate(struct skl_wrpll_params *params, WARN(1, "Incorrect PDiv\n"); } - if (kdiv != 2) - qdiv = 1; + WARN_ON(kdiv != 2 && qdiv != 1); params->qdiv_ratio = qdiv; params->qdiv_mode = (qdiv == 1) ? 0 : 1; -- 2.13.6 _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx
