@@ -3426,9 +3426,6 @@ static void intel_ddi_clk_select(struct intel_encoder *encoder,
intel_de_write(dev_priv, DPLL_CTRL2, val);
- } else if (INTEL_GEN(dev_priv) < 9) {
- intel_de_write(dev_priv, PORT_CLK_SEL(port),
- hsw_pll_to_ddi_pll_sel(pll));
}
mutex_unlock(&dev_priv->dpll.lock);
@@ -3451,12 +3448,30 @@ static void intel_ddi_clk_disable(struct intel_encoder *encoder)
} else if (IS_GEN9_BC(dev_priv)) {
intel_de_write(dev_priv, DPLL_CTRL2,
intel_de_read(dev_priv, DPLL_CTRL2) | DPLL_CTRL2_DDI_CLK_OFF(port));
- } else if (INTEL_GEN(dev_priv) < 9) {
- intel_de_write(dev_priv, PORT_CLK_SEL(port),
- PORT_CLK_SEL_NONE);
}
}
+static void hsw_ddi_enable_clock(struct intel_encoder *encoder,
+ const struct intel_crtc_state *crtc_state)
+{
+ struct drm_i915_private *i915 = to_i915(encoder->base.dev);
+ const struct intel_shared_dpll *pll = crtc_state->shared_dpll;
+ enum port port = encoder->port;
+
+ if (drm_WARN_ON(&i915->drm, !pll))
+ return;
+
+ intel_de_write(i915, PORT_CLK_SEL(port), hsw_pll_to_ddi_pll_sel(pll));
+}
+
+static void hsw_ddi_disable_clock(struct intel_encoder *encoder)
+{
+ struct drm_i915_private *i915 = to_i915(encoder->base.dev);
+ enum port port = encoder->port;
+
+ intel_de_write(i915, PORT_CLK_SEL(port), PORT_CLK_SEL_NONE);
+}
+
static void intel_ddi_enable_clock(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state)
{
@@ -5603,6 +5618,11 @@ void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port)
encoder->cloneable = 0;
encoder->pipe_mask = ~0;
+ if (IS_BROADWELL(dev_priv) || IS_HASWELL(dev_priv)) {
+ encoder->enable_clock = hsw_ddi_enable_clock;
+ encoder->disable_clock = hsw_ddi_disable_clock;
+ }
+
if (IS_DG1(dev_priv))
encoder->hpd_pin = dg1_hpd_pin(dev_priv, port);
else if (IS_ROCKETLAKE(dev_priv))