Add a monitor information structure separate from the EDID data for tracking

monitor limits, etc.

2 files changed, 62 insertions, 14 deletions

diff --git a/linux-core/drm_crtc.h b/linux-core/drm_crtc.h
index e5a89b17..e3e97ad8 100644
--- a/linux-core/drm_crtc.h
+++ b/linux-core/drm_crtc.h
@@ -168,6 +168,59 @@ enum subpixel_order {
 	SubPixelNone,
 };
 
+/*
+ * Describes a given display (e.g. CRT or flat panel) and its limitations.
+ */
+struct drm_display_info {
+	char name[DRM_DISPLAY_INFO_LEN];
+	/* Input info */
+	bool serration_vsync;
+	bool sync_on_green;
+	bool composite_sync;
+	bool separate_syncs;
+	bool blank_to_black;
+	unsigned char video_level;
+	bool digital;
+	/* Physical size */
+        unsigned int width_mm;
+	unsigned int height_mm;
+
+	/* Display parameters */
+	unsigned char gamma; /* FIXME: storage format */
+	bool gtf_supported;
+	bool standard_color;
+	enum {
+		monochrome,
+		rgb,
+		other,
+		unknown,
+	} display_type;
+	bool active_off_supported;
+	bool suspend_supported;
+	bool standby_supported;
+
+	/* Color info FIXME: storage format */
+	unsigned short redx, redy;
+	unsigned short greenx, greeny;
+	unsigned short bluex, bluey;
+	unsigned short whitex, whitey;
+
+	/* Clock limits FIXME: storage format */
+	unsigned int min_vfreq, max_vfreq;
+	unsigned int min_hfreq, max_hfreq;
+	unsigned int pixel_clock;
+
+	/* White point indices FIXME: storage format */
+	unsigned int wpx1, wpy1;
+	unsigned int wpgamma1;
+	unsigned int wpx2, wpy2;
+	unsigned int wpgamma2;
+
+	/* Preferred mode (if any) */
+	struct drm_display_mode *preferred_mode;
+	struct edid *raw_edid; /* if any */
+};
+
 struct drm_framebuffer {
 	struct drm_device *dev;
 	struct list_head head;
@@ -376,7 +429,7 @@ struct drm_output {
 	/* xf86MonPtr MonInfo; */
 	enum subpixel_order subpixel_order;
 	int mm_width, mm_height;
-	struct edid *monitor_info;
+	struct drm_display_info *monitor_info; /* if any */
 	char name[DRM_OUTPUT_LEN];
 	const struct drm_output_funcs *funcs;
 	void *driver_private;
diff --git a/linux-core/intel_lvds.c b/linux-core/intel_lvds.c
index 34ed6a9d..74b040ba 100644
--- a/linux-core/intel_lvds.c
+++ b/linux-core/intel_lvds.c
@@ -284,7 +284,6 @@ static int intel_lvds_get_modes(struct drm_output *output)
 {
 	struct drm_device *dev = output->dev;
 	drm_i915_private_t *dev_priv = dev->dev_private;
-	struct edid *edid_info;
 	int ret = 0;
 
 	ret = intel_ddc_get_modes(output);
@@ -294,23 +293,19 @@ static int intel_lvds_get_modes(struct drm_output *output)
 
 	/* Didn't get an EDID */
 	if (!output->monitor_info) {
-		struct detailed_data_monitor_range *edid_range;
-		edid_info = kzalloc(sizeof(*output->monitor_info), GFP_KERNEL);
-		if (!edid_info)
+		struct drm_display_info *dspinfo;
+		dspinfo = kzalloc(sizeof(*output->monitor_info), GFP_KERNEL);
+		if (!dspinfo)
 			goto out;
 
-		edid_info->detailed_timings[0].data.other_data.type =
-			EDID_DETAIL_MONITOR_RANGE;
-		edid_range = &edid_info->detailed_timings[0].data.other_data.data.range;
-
 		/* Set wide sync ranges so we get all modes
 		 * handed to valid_mode for checking
 		 */
-		edid_range->min_vfreq = 0;
-		edid_range->max_vfreq = 200;
-		edid_range->min_hfreq_khz = 0;
-		edid_range->max_hfreq_khz = 200;
-		output->monitor_info = edid_info;
+		dspinfo->min_vfreq = 0;
+		dspinfo->max_vfreq = 200;
+		dspinfo->min_hfreq = 0;
+		dspinfo->max_hfreq = 200;
+		output->monitor_info = dspinfo;
 	}
 
 out: