drm/i915/dsi: Use private flags to indicate TE in cmd mode (f78a862d) · Commits · 戴 / test

On dsi cmd mode we do not receive vblanks instead we would get TE and these flags indicate TE is expected on which port. Signed-off-by:

drivers/gpu/drm/i915/display/icl_dsi.c

+18 −0

Original line number	Diff line number	Diff line
		@@ -1550,6 +1550,24 @@ static int gen11_dsi_compute_config(struct intel_encoder *encoder,
		pipe_config->hw.adjusted_mode.private_flags &=
		~I915_MODE_FLAG_DSI_PERIODIC_CMD_MODE;

		/*
		* In case of TE GATE cmd mode, we
		* receive TE from the slave if
		* dual link is enabled
		*/
		if (is_cmd_mode(intel_dsi)) {
		if (intel_dsi->ports == (BIT(PORT_B) \| BIT(PORT_A)))
		pipe_config->hw.adjusted_mode.private_flags \|=
		I915_MODE_FLAG_DSI_USE_TE1 \|
		I915_MODE_FLAG_DSI_USE_TE0;
		else if (intel_dsi->ports == BIT(PORT_B))
		pipe_config->hw.adjusted_mode.private_flags \|=
		I915_MODE_FLAG_DSI_USE_TE1;
		else
		pipe_config->hw.adjusted_mode.private_flags \|=
		I915_MODE_FLAG_DSI_USE_TE0;
		}

		return 0;
		}