diff options
| -rw-r--r-- | drivers/gpu/drm/i915/display/g4x_hdmi.c | 17 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_sdvo.c | 17 |
2 files changed, 29 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/display/g4x_hdmi.c b/drivers/gpu/drm/i915/display/g4x_hdmi.c index 59704939c111..8c71e3ede680 100644 --- a/drivers/gpu/drm/i915/display/g4x_hdmi.c +++ b/drivers/gpu/drm/i915/display/g4x_hdmi.c @@ -659,6 +659,20 @@ int g4x_hdmi_connector_atomic_check(struct drm_connector *connector, return ret; } +static bool is_hdmi_port_valid(struct drm_i915_private *i915, enum port port) +{ + if (IS_G4X(i915) || IS_VALLEYVIEW(i915)) + return port == PORT_B || port == PORT_C; + else + return port == PORT_B || port == PORT_C || port == PORT_D; +} + +static bool assert_hdmi_port_valid(struct drm_i915_private *i915, enum port port) +{ + return !drm_WARN(&i915->drm, !is_hdmi_port_valid(i915, port), + "Platform does not support HDMI %c\n", port_name(port)); +} + void g4x_hdmi_init(struct drm_i915_private *dev_priv, i915_reg_t hdmi_reg, enum port port) { @@ -670,6 +684,9 @@ void g4x_hdmi_init(struct drm_i915_private *dev_priv, if (!assert_port_valid(dev_priv, port)) return; + if (!assert_hdmi_port_valid(dev_priv, port)) + return; + devdata = intel_bios_encoder_data_lookup(dev_priv, port); /* FIXME bail? */ diff --git a/drivers/gpu/drm/i915/display/intel_sdvo.c b/drivers/gpu/drm/i915/display/intel_sdvo.c index d269726a832e..8298a86d1334 100644 --- a/drivers/gpu/drm/i915/display/intel_sdvo.c +++ b/drivers/gpu/drm/i915/display/intel_sdvo.c @@ -3313,13 +3313,19 @@ intel_sdvo_init_ddc_proxy(struct intel_sdvo *sdvo, return i2c_add_adapter(&sdvo->ddc) == 0; } -static void assert_sdvo_port_valid(const struct drm_i915_private *dev_priv, - enum port port) +static bool is_sdvo_port_valid(struct drm_i915_private *dev_priv, enum port port) { if (HAS_PCH_SPLIT(dev_priv)) - drm_WARN_ON(&dev_priv->drm, port != PORT_B); + return port == PORT_B; else - drm_WARN_ON(&dev_priv->drm, port != PORT_B && port != PORT_C); + return port == PORT_B || port == PORT_C; +} + +static bool assert_sdvo_port_valid(struct drm_i915_private *dev_priv, + enum port port) +{ + return !drm_WARN(&dev_priv->drm, !is_sdvo_port_valid(dev_priv, port), + "Platform does not support SDVO %c\n", port_name(port)); } bool intel_sdvo_init(struct drm_i915_private *dev_priv, @@ -3332,7 +3338,8 @@ bool intel_sdvo_init(struct drm_i915_private *dev_priv, if (!assert_port_valid(dev_priv, port)) return false; - assert_sdvo_port_valid(dev_priv, port); + if (!assert_sdvo_port_valid(dev_priv, port)) + return false; intel_sdvo = kzalloc(sizeof(*intel_sdvo), GFP_KERNEL); if (!intel_sdvo) |