diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_ddi.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_ddi.c | 39 |
1 files changed, 20 insertions, 19 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index 1132c7d80d8d..e5979427b38b 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -953,33 +953,34 @@ void intel_ddi_enable_transcoder_clock(struct intel_encoder *encoder, enum phy phy = intel_port_to_phy(dev_priv, encoder->port); u32 val; - if (cpu_transcoder != TRANSCODER_EDP) { - if (DISPLAY_VER(dev_priv) >= 13) - val = TGL_TRANS_CLK_SEL_PORT(phy); - else if (DISPLAY_VER(dev_priv) >= 12) - val = TGL_TRANS_CLK_SEL_PORT(encoder->port); - else - val = TRANS_CLK_SEL_PORT(encoder->port); + if (cpu_transcoder == TRANSCODER_EDP) + return; - intel_de_write(dev_priv, TRANS_CLK_SEL(cpu_transcoder), val); - } + if (DISPLAY_VER(dev_priv) >= 13) + val = TGL_TRANS_CLK_SEL_PORT(phy); + else if (DISPLAY_VER(dev_priv) >= 12) + val = TGL_TRANS_CLK_SEL_PORT(encoder->port); + else + val = TRANS_CLK_SEL_PORT(encoder->port); + + intel_de_write(dev_priv, TRANS_CLK_SEL(cpu_transcoder), val); } void intel_ddi_disable_transcoder_clock(const struct intel_crtc_state *crtc_state) { struct drm_i915_private *dev_priv = to_i915(crtc_state->uapi.crtc->dev); enum transcoder cpu_transcoder = crtc_state->cpu_transcoder; + u32 val; - if (cpu_transcoder != TRANSCODER_EDP) { - if (DISPLAY_VER(dev_priv) >= 12) - intel_de_write(dev_priv, - TRANS_CLK_SEL(cpu_transcoder), - TGL_TRANS_CLK_SEL_DISABLED); - else - intel_de_write(dev_priv, - TRANS_CLK_SEL(cpu_transcoder), - TRANS_CLK_SEL_DISABLED); - } + if (cpu_transcoder == TRANSCODER_EDP) + return; + + if (DISPLAY_VER(dev_priv) >= 12) + val = TGL_TRANS_CLK_SEL_DISABLED; + else + val = TRANS_CLK_SEL_DISABLED; + + intel_de_write(dev_priv, TRANS_CLK_SEL(cpu_transcoder), val); } static void _skl_ddi_set_iboost(struct drm_i915_private *dev_priv, |