Use the newly added force_bpc connector property to limit pipe bpp.
Cc: Ville Syrjälä <[email protected]>
Cc: Paulo Zanoni <[email protected]>
Cc: Manasi Navare <[email protected]>
Signed-off-by: Radhakrishna Sripada <[email protected]>
---
drivers/gpu/drm/i915/intel_display.c | 25 +++++++++++++++++++++++++
1 file changed, 25 insertions(+)
diff --git a/drivers/gpu/drm/i915/intel_display.c
b/drivers/gpu/drm/i915/intel_display.c
index e691c07afd9a..ed8e3f06e605 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -10587,6 +10587,29 @@ connected_sink_compute_bpp(struct intel_connector
*connector,
}
}
+static void
+connected_sink_force_bpp(struct intel_digital_connector_state
*intel_conn_state,
+ struct intel_crtc_state *pipe_config)
+{
+ enum connector_force_bpc force_bpc = intel_conn_state->force_bpc;
+
+ switch (force_bpc) {
+ case INTEL_FORCE_BPC_AUTO:
+ break;
+ case INTEL_FORCE_BPC_8:
+ pipe_config->pipe_bpp = 8*3;
+ break;
+ case INTEL_FORCE_BPC_10:
+ pipe_config->pipe_bpp = 10*3;
+ break;
+ case INTEL_FORCE_BPC_12:
+ pipe_config->pipe_bpp = 12*3;
+ break;
+ default:
+ break;
+ }
+}
+
static int
compute_baseline_pipe_bpp(struct intel_crtc *crtc,
struct intel_crtc_state *pipe_config)
@@ -10615,6 +10638,8 @@ compute_baseline_pipe_bpp(struct intel_crtc *crtc,
if (connector_state->crtc != &crtc->base)
continue;
+
connected_sink_force_bpp(to_intel_digital_connector_state(connector_state),
+ pipe_config);
connected_sink_compute_bpp(to_intel_connector(connector),
pipe_config);
}
--
2.9.3
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