From: Daniel Vetter Date: Thu, 24 Apr 2014 21:54:53 +0000 (+0200) Subject: drm/i915/dp: Move port A pll setup to g4x_pre_enable_dp X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=d41f1efb323e99f680650f77c00907904d246bf7;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git drm/i915/dp: Move port A pll setup to g4x_pre_enable_dp Only ilk/snb/ivb need the port A pll setup, so move it to the pre_enable hook for those platforms. We can savely do this since on those platforms there's nothing that touches the hardware between the encoder->mode_set and the encoder->pre_enable calls. Also add a comment that port A is ilk+ only. Reviewed-by: Naresh Kumar Kachhi Signed-off-by: Daniel Vetter --- diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 79e045af213d..3fa56f38f929 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1002,9 +1002,6 @@ static void intel_dp_mode_set(struct intel_encoder *encoder) } else { intel_dp->DP |= DP_LINK_TRAIN_OFF_CPT; } - - if (port == PORT_A && !IS_VALLEYVIEW(dev)) - ironlake_set_pll_cpu_edp(intel_dp); } #define IDLE_ON_MASK (PP_ON | PP_SEQUENCE_MASK | 0 | PP_SEQUENCE_STATE_MASK) @@ -1905,8 +1902,11 @@ static void g4x_pre_enable_dp(struct intel_encoder *encoder) struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base); struct intel_digital_port *dport = dp_to_dig_port(intel_dp); - if (dport->port == PORT_A) + /* Only ilk+ has port A */ + if (dport->port == PORT_A) { + ironlake_set_pll_cpu_edp(intel_dp); ironlake_edp_pll_on(intel_dp); + } } static void vlv_pre_enable_dp(struct intel_encoder *encoder)