Use the newly added force_bpc connector property to limit pipe bpp. Cc: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> Cc: Paulo Zanoni <paulo.r.zanoni@xxxxxxxxx> Cc: Manasi Navare <manasi.d.navare@xxxxxxxxx> Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada@xxxxxxxxx> --- 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 _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx