pci/drm/drm_probe_helper.c

70 drm_mode_validate_flag(const struct drm_display_mode *mode,
73 	if ((mode->flags & DRM_MODE_FLAG_INTERLACE) &&
77 	if ((mode->flags & DRM_MODE_FLAG_DBLSCAN) &&
81 	if ((mode->flags & DRM_MODE_FLAG_3D_MASK) &&
89 drm_mode_validate_pipeline(struct drm_display_mode *mode,
99 	ret = drm_connector_mode_valid(connector, mode, ctx, status);
108 		*status = drm_encoder_mode_valid(encoder, mode);
111 			 * will not accept the mode anyway. If all encoders
112 			 * reject the mode then, at exit, ret will not be
120 						      mode);
131 			*status = drm_crtc_mode_valid(crtc, mode);
135 				 * for this mode. Lets return now. */
147 	struct drm_display_mode *mode;
153 	/* Only add a GTF mode if we find no matching probed modes */
154 	list_for_each_entry(mode, &connector->probed_modes, head) {
155 		if (mode->hdisplay != cmdline_mode->xres ||
156 		    mode->vdisplay != cmdline_mode->yres)
160 			/* The probed mode's vrefresh is set until later */
161 			if (drm_mode_vrefresh(mode) != cmdline_mode->refresh)
165 		/* Mark the matching mode as being preferred by the user */
166 		mode->type |= DRM_MODE_TYPE_USERDEF;
170 	mode = drm_mode_create_from_cmdline_mode(connector->dev,
172 	if (mode == NULL)
175 	drm_mode_probed_add(connector, mode);
180 					 const struct drm_display_mode *mode)
187 	return crtc_funcs->mode_valid(crtc, mode);
191 					    const struct drm_display_mode *mode)
199 	return encoder_funcs->mode_valid(encoder, mode);
204 			 struct drm_display_mode *mode,
215 		ret = connector_funcs->mode_valid_ctx(connector, mode, ctx,
218 		*status = connector_funcs->mode_valid(connector, mode);
447 	struct drm_display_mode *mode;
460 	list_for_each_entry(mode, &connector->modes, head) {
461 		if (mode->status != MODE_OK)
464 		mode->status = drm_mode_validate_driver(dev, mode);
465 		if (mode->status != MODE_OK)
468 		mode->status = drm_mode_validate_size(mode, maxX, maxY);
469 		if (mode->status != MODE_OK)
472 		mode->status = drm_mode_validate_flag(mode, mode_flags);
473 		if (mode->status != MODE_OK)
476 		ret = drm_mode_validate_pipeline(mode, connector, ctx,
477 						 &mode->status);
484 				mode->status = MODE_ERROR;
489 		if (mode->status != MODE_OK)
491 		mode->status = drm_mode_validate_ycbcr420(mode, connector);
510  * for output mode filtering and detection.
534  * 4. Any non-stale mode on the modes list then undergoes validation
549  * 5. Any mode whose status is not OK is pruned from the connector's modes list,
550  *    accompanied by a debug message indicating the reason for the mode's
560 	struct drm_display_mode *mode;
581 	list_for_each_entry(mode, &connector->modes, head)
582 		mode->status = MODE_STALE;
656 		 * mode) needs to be the default if there's no EDID.
675 	 * mode. If all modes were pruned, perhaps because they need more
701 	list_for_each_entry(mode, &connector->modes, head) {
702 		drm_mode_set_crtcinfo(mode, CRTC_INTERLACE_HALVE_V);
703 		drm_mode_debug_printmodeline(mode);
723  * This function must be called from process context with no mode
1006  * This function must be called from process context with no mode
1053  * This function must be called from process context with no mode
1103  * drm_crtc_helper_mode_valid_fixed - Validates a display mode
1105  * @mode: the mode to validate
1106  * @fixed_mode: the display hardware's mode
1109  * MODE_OK on success, or another mode-status code otherwise.
1112 						      const struct drm_display_mode *mode,
1115 	if (mode->hdisplay != fixed_mode->hdisplay && mode->vdisplay != fixed_mode->vdisplay)
1117 	else if (mode->hdisplay != fixed_mode->hdisplay)
1119 	else if (mode->vdisplay != fixed_mode->vdisplay)
1163  * drm_connector_helper_get_modes_fixed - Duplicates a display mode for a connector
1165  * @fixed_mode: the display hardware's mode
1168  * that only supports a single fixed mode can use this function in their connector's
1178 	struct drm_display_mode *mode;
1180 	mode = drm_mode_duplicate(dev, fixed_mode);
1181 	if (!mode) {
1182 		drm_err(dev, "Failed to duplicate mode " DRM_MODE_FMT "\n",
1187 	if (mode->name[0] == '\0')
1188 		drm_mode_set_name(mode);
1190 	mode->type |= DRM_MODE_TYPE_PREFERRED;
1191 	drm_mode_probed_add(connector, mode);
1193 	if (mode->width_mm)
1194 		connector->display_info.width_mm = mode->width_mm;
1195 	if (mode->height_mm)
1196 		connector->display_info.height_mm = mode->height_mm;
1243  * TV modes, and the default mode expressed by the kernel command line.
1301 		struct drm_display_mode *mode;
1304 			mode = drm_mode_analog_ntsc_480i(dev);
1306 			mode = drm_mode_analog_pal_576i(dev);
1309 		if (!mode)
1312 			mode->type |= DRM_MODE_TYPE_PREFERRED;
1313 		drm_mode_probed_add(connector, mode);