diff options
Diffstat (limited to 'drivers/gpu/drm/i915')
-rw-r--r-- | drivers/gpu/drm/i915/intel_dp.c | 19 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_drv.h | 1 |
2 files changed, 20 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 714e553960f..da71263f6fa 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c | |||
@@ -95,6 +95,25 @@ static struct intel_dp *intel_attached_dp(struct drm_connector *connector) | |||
95 | struct intel_dp, base); | 95 | struct intel_dp, base); |
96 | } | 96 | } |
97 | 97 | ||
98 | /** | ||
99 | * intel_encoder_is_pch_edp - is the given encoder a PCH attached eDP? | ||
100 | * @encoder: DRM encoder | ||
101 | * | ||
102 | * Return true if @encoder corresponds to a PCH attached eDP panel. Needed | ||
103 | * by intel_display.c. | ||
104 | */ | ||
105 | bool intel_encoder_is_pch_edp(struct drm_encoder *encoder) | ||
106 | { | ||
107 | struct intel_dp *intel_dp; | ||
108 | |||
109 | if (!encoder) | ||
110 | return false; | ||
111 | |||
112 | intel_dp = enc_to_intel_dp(encoder); | ||
113 | |||
114 | return is_pch_edp(intel_dp); | ||
115 | } | ||
116 | |||
98 | static void intel_dp_start_link_train(struct intel_dp *intel_dp); | 117 | static void intel_dp_start_link_train(struct intel_dp *intel_dp); |
99 | static void intel_dp_complete_link_train(struct intel_dp *intel_dp); | 118 | static void intel_dp_complete_link_train(struct intel_dp *intel_dp); |
100 | static void intel_dp_link_down(struct intel_dp *intel_dp); | 119 | static void intel_dp_link_down(struct intel_dp *intel_dp); |
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 40e99bf27ff..c946c48b472 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h | |||
@@ -212,6 +212,7 @@ intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode, | |||
212 | extern bool intel_pch_has_edp(struct drm_crtc *crtc); | 212 | extern bool intel_pch_has_edp(struct drm_crtc *crtc); |
213 | extern bool intel_dpd_is_edp(struct drm_device *dev); | 213 | extern bool intel_dpd_is_edp(struct drm_device *dev); |
214 | extern void intel_edp_link_config (struct intel_encoder *, int *, int *); | 214 | extern void intel_edp_link_config (struct intel_encoder *, int *, int *); |
215 | extern bool intel_encoder_is_pch_edp(struct drm_encoder *encoder); | ||
215 | 216 | ||
216 | /* intel_panel.c */ | 217 | /* intel_panel.c */ |
217 | extern void intel_fixed_panel_mode(struct drm_display_mode *fixed_mode, | 218 | extern void intel_fixed_panel_mode(struct drm_display_mode *fixed_mode, |