Add C20 HDMI state calculations and put HDMI table definitions
in use.
Signed-off-by: Mika Kahola <mika.kahola@xxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_cx0_phy.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/drivers/gpu/drm/i915/display/intel_cx0_phy.c b/drivers/gpu/drm/i915/display/intel_cx0_phy.c
index 84218d3f1f23..30a72768a16d 100644
--- a/drivers/gpu/drm/i915/display/intel_cx0_phy.c
+++ b/drivers/gpu/drm/i915/display/intel_cx0_phy.c
@@ -1632,6 +1632,8 @@ intel_c20_pll_tables_get(struct intel_crtc_state *crtc_state,
{
if (intel_crtc_has_dp_encoder(crtc_state)) {
return mtl_c20_dp_tables;
+ } else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI)) {
+ return mtl_c20_hdmi_tables;
}
MISSING_CASE(encoder->type);
@@ -1672,9 +1674,19 @@ static int intel_c10mpllb_calc_state(struct intel_crtc_state *crtc_state,
static int intel_c20pll_calc_state(struct intel_crtc_state *crtc_state,
struct intel_encoder *encoder)
{
+ struct drm_i915_private *i915 = to_i915(encoder->base.dev);
+ enum phy phy = intel_port_to_phy(i915, encoder->port);
const struct intel_c20pll_state * const *tables;
int i;
+ if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI)) {
+ if (intel_c20_phy_check_hdmi_link_rate(crtc_state->port_clock) != MODE_OK) {
+ drm_dbg_kms(&i915->drm, "Can't support HDMI link rate %d on phy %c.\n",
+ crtc_state->port_clock, phy_name(phy));
+ return -EINVAL;
+ }
+ }
+
tables = intel_c20_pll_tables_get(crtc_state, encoder);
if (!tables)
return -EINVAL;
--
2.34.1
