Commit 1026bea0 authored by Madhav Chauhan's avatar Madhav Chauhan Committed by Jani Nikula
parent 32250c8e
......@@ -553,6 +553,23 @@ static void gen11_dsi_gate_clocks(struct intel_encoder *encoder)
mutex_unlock(&dev_priv->dpll_lock);
}
static void gen11_dsi_ungate_clocks(struct intel_encoder *encoder)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
struct intel_dsi *intel_dsi = enc_to_intel_dsi(&encoder->base);
u32 tmp;
enum port port;
mutex_lock(&dev_priv->dpll_lock);
tmp = I915_READ(DPCLKA_CFGCR0_ICL);
for_each_dsi_port(port, intel_dsi->ports) {
tmp &= ~DPCLKA_CFGCR0_DDI_CLK_OFF(port);
}
I915_WRITE(DPCLKA_CFGCR0_ICL, tmp);
mutex_unlock(&dev_priv->dpll_lock);
}
static void
gen11_dsi_configure_transcoder(struct intel_encoder *encoder,
const struct intel_crtc_state *pipe_config)
......@@ -1061,6 +1078,7 @@ static void gen11_dsi_disable_port(struct intel_encoder *encoder)
u32 tmp;
enum port port;
gen11_dsi_ungate_clocks(encoder);
for_each_dsi_port(port, intel_dsi->ports) {
tmp = I915_READ(DDI_BUF_CTL(port));
tmp &= ~DDI_BUF_CTL_ENABLE;
......@@ -1072,6 +1090,7 @@ static void gen11_dsi_disable_port(struct intel_encoder *encoder)
DRM_ERROR("DDI port:%c buffer not idle\n",
port_name(port));
}
gen11_dsi_ungate_clocks(encoder);
}
static void gen11_dsi_disable_io_power(struct intel_encoder *encoder)
......
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