Later on this can include multiple ports (e.g. (1 << PORT_A) | (1 <<
PORT_C)) to describe dual link DSI.
Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_dsi.c | 7 +++++--
drivers/gpu/drm/i915/intel_dsi.h | 3 +++
2 files changed, 8 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c
index 35842a6687d8..259cb4ab2067 100644
--- a/drivers/gpu/drm/i915/intel_dsi.c
+++ b/drivers/gpu/drm/i915/intel_dsi.c
@@ -749,10 +749,13 @@ void intel_dsi_init(struct drm_device *dev)
intel_connector->unregister = intel_connector_unregister;
/* Pipe A maps to MIPI DSI port A, pipe B maps to MIPI DSI port C */
- if (dev_priv->vbt.dsi.port == DVO_PORT_MIPIA)
+ if (dev_priv->vbt.dsi.port == DVO_PORT_MIPIA) {
intel_encoder->crtc_mask = (1 << PIPE_A);
- else if (dev_priv->vbt.dsi.port == DVO_PORT_MIPIC)
+ intel_dsi->ports = (1 << PORT_A);
+ } else if (dev_priv->vbt.dsi.port == DVO_PORT_MIPIC) {
intel_encoder->crtc_mask = (1 << PIPE_B);
+ intel_dsi->ports = (1 << PORT_C);
+ }
for (i = 0; i < ARRAY_SIZE(intel_dsi_devices); i++) {
dsi = &intel_dsi_devices[i];
diff --git a/drivers/gpu/drm/i915/intel_dsi.h b/drivers/gpu/drm/i915/intel_dsi.h
index 97a6f621774f..7f5d0280b9d7 100644
--- a/drivers/gpu/drm/i915/intel_dsi.h
+++ b/drivers/gpu/drm/i915/intel_dsi.h
@@ -78,6 +78,9 @@ struct intel_dsi {
struct intel_connector *attached_connector;
+ /* bit mask of ports being driven */
+ u16 ports;
+
/* if true, use HS mode, otherwise LP */
bool hs;
--
2.1.1
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