diff options
| author | Manasi Navare <[email protected]> | 2018-05-21 17:25:41 -0700 |
|---|---|---|
| committer | Paulo Zanoni <[email protected]> | 2018-06-12 14:11:39 -0700 |
| commit | dccc7228b5de7658f79ad0074a57a8798462c533 (patch) | |
| tree | d1ff19cdd4612433860b224adf67b84027b4d614 | |
| parent | e9e7dc4144cd6d4ba873fd506fe38bccb9dbbd85 (diff) | |
drm/i915/icl: Add DDI HDMI level selection for ICL
This patch adds a proper HDMI DDI entry level for vswing
programming sequences on ICL.
Spec doesn't specify any default for HDMI tables,
so let's pick the last entry as the default for now
to stay consistent with older platform like CNL.
Cc: Rakshmi Bhatia <[email protected]>
Cc: Rodrigo Vivi <[email protected]>
Reviewed-by: Lucas De Marchi <[email protected]>
Signed-off-by: Manasi Navare <[email protected]>
Signed-off-by: Paulo Zanoni <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ddi.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index b344e0fe08fd..ca73387bd596 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -915,7 +915,14 @@ static int intel_ddi_hdmi_level(struct drm_i915_private *dev_priv, enum port por level = dev_priv->vbt.ddi_port_info[port].hdmi_level_shift; - if (IS_CANNONLAKE(dev_priv)) { + if (IS_ICELAKE(dev_priv)) { + if (port == PORT_A || port == PORT_B) + icl_get_combo_buf_trans(dev_priv, port, + INTEL_OUTPUT_HDMI, &n_entries); + else + n_entries = ARRAY_SIZE(icl_mg_phy_ddi_translations); + default_entry = n_entries - 1; + } else if (IS_CANNONLAKE(dev_priv)) { cnl_get_buf_trans_hdmi(dev_priv, &n_entries); default_entry = n_entries - 1; } else if (IS_GEN9_LP(dev_priv)) { |