Make DSI initialization similar to other encoders by calling init on
each possible port. This takes a step towards being able to have two
separate DSI displays, though currently this would likely break if there
were two DSI child devices present in the VBT.
Cc: Ville Syrjälä <ville.syrj...@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nik...@intel.com>
---
drivers/gpu/drm/i915/display/icl_dsi.c | 7 ++++---
drivers/gpu/drm/i915/display/intel_display.c | 15 ++++++++++-----
drivers/gpu/drm/i915/display/intel_dsi.h | 4 ++--
drivers/gpu/drm/i915/display/vlv_dsi.c | 10 ++++------
4 files changed, 20 insertions(+), 16 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/icl_dsi.c
b/drivers/gpu/drm/i915/display/icl_dsi.c
index 6e398c33a524..81a3c36679a2 100644
--- a/drivers/gpu/drm/i915/display/icl_dsi.c
+++ b/drivers/gpu/drm/i915/display/icl_dsi.c
@@ -1543,7 +1543,7 @@ static void icl_dsi_add_properties(struct intel_connector
*connector)
connector->panel.fixed_mode->vdisplay);
}
-void icl_dsi_init(struct drm_i915_private *dev_priv)
+void icl_dsi_init(struct drm_i915_private *dev_priv, enum port port)
{
struct drm_device *dev = &dev_priv->drm;
struct intel_dsi *intel_dsi;
@@ -1551,11 +1551,12 @@ void icl_dsi_init(struct drm_i915_private *dev_priv)
struct intel_connector *intel_connector;
struct drm_connector *connector;
struct drm_display_mode *fixed_mode;
- enum port port;
- if (!intel_bios_is_dsi_present(dev_priv, &port))
+ if (!dev_priv->vbt.ddi_port_info[port].supports_dsi)
return;
+ DRM_DEBUG_KMS("Initializing DSI on port %c\n", port_name(port));
+
intel_dsi = kzalloc(sizeof(*intel_dsi), GFP_KERNEL);
if (!intel_dsi)
return;
diff --git a/drivers/gpu/drm/i915/display/intel_display.c
b/drivers/gpu/drm/i915/display/intel_display.c
index e56a75c07043..8dd8827a1974 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -15946,13 +15946,15 @@ static void intel_setup_outputs(struct
drm_i915_private *dev_priv)
intel_ddi_init(dev_priv, PORT_G);
intel_ddi_init(dev_priv, PORT_H);
intel_ddi_init(dev_priv, PORT_I);
- icl_dsi_init(dev_priv);
+ icl_dsi_init(dev_priv, PORT_A);
+ icl_dsi_init(dev_priv, PORT_B);
} else if (IS_ELKHARTLAKE(dev_priv)) {
intel_ddi_init(dev_priv, PORT_A);
intel_ddi_init(dev_priv, PORT_B);
intel_ddi_init(dev_priv, PORT_C);
intel_ddi_init(dev_priv, PORT_D);
- icl_dsi_init(dev_priv);
+ icl_dsi_init(dev_priv, PORT_A);
+ icl_dsi_init(dev_priv, PORT_B);
} else if (IS_GEN(dev_priv, 11)) {
intel_ddi_init(dev_priv, PORT_A);
intel_ddi_init(dev_priv, PORT_B);
@@ -15968,7 +15970,8 @@ static void intel_setup_outputs(struct drm_i915_private
*dev_priv)
intel_bios_is_port_present(dev_priv, PORT_F))
intel_ddi_init(dev_priv, PORT_F);
- icl_dsi_init(dev_priv);
+ icl_dsi_init(dev_priv, PORT_A);
+ icl_dsi_init(dev_priv, PORT_B);
} else if (IS_GEN9_LP(dev_priv)) {
/*
* FIXME: Broxton doesn't support port detection via the
@@ -15979,7 +15982,8 @@ static void intel_setup_outputs(struct drm_i915_private
*dev_priv)
intel_ddi_init(dev_priv, PORT_B);
intel_ddi_init(dev_priv, PORT_C);
- vlv_dsi_init(dev_priv);
+ vlv_dsi_init(dev_priv, PORT_A);
+ vlv_dsi_init(dev_priv, PORT_C);
} else if (HAS_DDI(dev_priv)) {
int found;
@@ -16098,7 +16102,8 @@ static void intel_setup_outputs(struct drm_i915_private
*dev_priv)
intel_hdmi_init(dev_priv, CHV_HDMID, PORT_D);
}
- vlv_dsi_init(dev_priv);
+ vlv_dsi_init(dev_priv, PORT_A);
+ vlv_dsi_init(dev_priv, PORT_C);
} else if (IS_PINEVIEW(dev_priv)) {
intel_lvds_init(dev_priv);
intel_crt_init(dev_priv);
diff --git a/drivers/gpu/drm/i915/display/intel_dsi.h
b/drivers/gpu/drm/i915/display/intel_dsi.h
index b15be5814599..c2f4476e03a5 100644
--- a/drivers/gpu/drm/i915/display/intel_dsi.h
+++ b/drivers/gpu/drm/i915/display/intel_dsi.h
@@ -162,7 +162,7 @@ static inline u16 intel_dsi_encoder_ports(struct
intel_encoder *encoder)
}
/* icl_dsi.c */
-void icl_dsi_init(struct drm_i915_private *dev_priv);
+void icl_dsi_init(struct drm_i915_private *dev_priv, enum port port);
/* intel_dsi.c */
int intel_dsi_bitrate(const struct intel_dsi *intel_dsi);
@@ -179,7 +179,7 @@ enum drm_mode_status intel_dsi_mode_valid(struct
drm_connector *connector,
struct intel_dsi_host *intel_dsi_host_init(struct intel_dsi *intel_dsi,
const struct mipi_dsi_host_ops
*funcs,
enum port port);
-void vlv_dsi_init(struct drm_i915_private *dev_priv);
+void vlv_dsi_init(struct drm_i915_private *dev_priv, enum port port);
/* vlv_dsi_pll.c */
int vlv_dsi_pll_compute(struct intel_encoder *encoder,
diff --git a/drivers/gpu/drm/i915/display/vlv_dsi.c
b/drivers/gpu/drm/i915/display/vlv_dsi.c
index 50064cde0724..293c70e36194 100644
--- a/drivers/gpu/drm/i915/display/vlv_dsi.c
+++ b/drivers/gpu/drm/i915/display/vlv_dsi.c
@@ -1809,7 +1809,7 @@ static void vlv_dphy_param_init(struct intel_dsi
*intel_dsi)
intel_dsi_log_params(intel_dsi);
}
-void vlv_dsi_init(struct drm_i915_private *dev_priv)
+void vlv_dsi_init(struct drm_i915_private *dev_priv, enum port port)
{
struct drm_device *dev = &dev_priv->drm;
struct intel_dsi *intel_dsi;
@@ -1818,14 +1818,12 @@ void vlv_dsi_init(struct drm_i915_private *dev_priv)
struct intel_connector *intel_connector;
struct drm_connector *connector;
struct drm_display_mode *current_mode, *fixed_mode;
- enum port port;
-
- DRM_DEBUG_KMS("\n");
- /* There is no detection method for MIPI so rely on VBT */
- if (!intel_bios_is_dsi_present(dev_priv, &port))
+ if (!dev_priv->vbt.ddi_port_info[port].supports_dsi)
return;
+ DRM_DEBUG_KMS("Initializing DSI on port %c\n", port_name(port));
+
if (IS_GEN9_LP(dev_priv))
dev_priv->mipi_mmio_base = BXT_MIPI_BASE;
else
--
2.20.1
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