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Commit 282740f7 authored by Ville Syrjälä's avatar Ville Syrjälä Committed by Daniel Vetter
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drm/i915: Add double_wide readout and checking 



Read the double wide pipe information from hardware in
i9xx_get_pipe_config(), and check it in intel_pipe_config_compare()

For gen4+ double_wide is always false so the comparison can be done
on all platforms.

Signed-off-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent cf532bb2

drivers/gpu/drm/i915/intel_display.c

+5 −0
Original line number Diff line number Diff line
@@ -5042,6 +5042,9 @@ static bool i9xx_get_pipe_config(struct intel_crtc *crtc, 
		}

	}



	if (INTEL_INFO(dev)->gen < 4)

		pipe_config->double_wide = tmp & PIPECONF_DOUBLE_WIDE;



	intel_get_pipe_timings(crtc, pipe_config);



	i9xx_get_pfit_config(crtc, pipe_config);
@@ -8761,6 +8764,8 @@ intel_pipe_config_compare(struct drm_device *dev, 


	PIPE_CONF_CHECK_I(ips_enabled);



	PIPE_CONF_CHECK_I(double_wide);



	PIPE_CONF_CHECK_I(shared_dpll);

	PIPE_CONF_CHECK_X(dpll_hw_state.dpll);

	PIPE_CONF_CHECK_X(dpll_hw_state.dpll_md);