1 files changed, 135 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/dal/dcs/edid/edid_ext_unknown.c b/drivers/gpu/drm/amd/dal/dcs/edid/edid_ext_unknown.c
new file mode 100644
index 000000000000..133914595fbd
--- /dev/null
+++ b/drivers/gpu/drm/amd/dal/dcs/edid/edid_ext_unknown.c
@@ -0,0 +1,135 @@
+/*
+ * Copyright 2012-15 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: AMD
+ *
+ */
+
+#include "dal_services.h"
+#include "include/timing_service_interface.h"
+#include "edid_base.h"
+#include "edid_ext_unknown.h"
+
+struct edid_ext_unknown {
+	struct edid_base edid;
+	uint8_t *data;
+};
+
+#define FROM_EDID(e) (container_of((e), struct edid_ext_unknown, edid))
+
+static const uint8_t *get_raw_data(struct edid_base *edid)
+{
+	struct edid_ext_unknown *ext = FROM_EDID(edid);
+
+	return ext->data;
+}
+
+static const uint32_t get_raw_size(struct edid_base *edid)
+{
+	return EDID_VER_1_STDLEN;
+}
+
+static void destruct(struct edid_ext_unknown *ext)
+{
+
+}
+
+static void destroy(struct edid_base **edid)
+{
+	destruct(FROM_EDID(*edid));
+	dal_free(FROM_EDID(*edid));
+	*edid = NULL;
+}
+
+static const struct edid_funcs funcs = {
+	.destroy = destroy,
+	.get_display_tile_info = dal_edid_base_get_display_tile_info,
+	.get_min_drr_fps = dal_edid_base_get_min_drr_fps,
+	.get_drr_pixel_clk_khz = dal_edid_base_get_drr_pixel_clk_khz,
+	.is_non_continuous_frequency =
+		dal_edid_base_is_non_continuous_frequency,
+	.get_stereo_3d_support = dal_edid_base_get_stereo_3d_support,
+	.validate = dal_edid_base_validate,
+	.get_version = dal_edid_base_get_version,
+	.num_of_extension = dal_edid_base_num_of_extension,
+	.get_edid_extension_tag = dal_edid_base_get_edid_extension_tag,
+	.get_cea_audio_modes = dal_edid_base_get_cea_audio_modes,
+	.get_cea861_support = dal_edid_base_get_cea861_support,
+	.get_display_pixel_encoding = dal_edid_base_get_display_pixel_encoding,
+	.get_display_color_depth = dal_edid_base_get_display_color_depth,
+	.get_connector_type = dal_edid_base_get_connector_type,
+	.get_screen_info = dal_edid_base_get_screen_info,
+	.get_display_characteristics =
+		dal_edid_base_get_display_characteristics,
+	.get_monitor_range_limits = dal_edid_base_get_monitor_range_limits,
+	.get_display_name = dal_edid_base_get_display_name,
+	.get_vendor_product_id_info = dal_edid_base_get_vendor_product_id_info,
+	.get_supported_mode_timing = dal_edid_base_get_supported_mode_timing,
+	.get_cea_video_capability_data_block =
+		dal_edid_base_get_cea_video_capability_data_block,
+	.get_cea_colorimetry_data_block =
+		dal_edid_base_get_cea_colorimetry_data_block,
+	.get_cea_speaker_allocation_data_block =
+		dal_edid_base_get_cea_speaker_allocation_data_block,
+	.get_cea_vendor_specific_data_block =
+		dal_edid_base_get_cea_vendor_specific_data_block,
+	.get_raw_size = get_raw_size,
+	.get_raw_data = get_raw_data,
+};
+
+static bool construct(
+	struct edid_ext_unknown *ext,
+	struct timing_service *ts,
+	uint32_t len,
+	const uint8_t *buf)
+{
+	if (!dal_edid_base_construct(&ext->edid, ts))
+		return false;
+
+	ext->data = (uint8_t *)buf;
+	ext->edid.funcs = &funcs;
+	return true;
+}
+
+struct edid_base *dal_edid_ext_unknown_create(
+	struct timing_service *ts,
+	uint32_t len,
+	const uint8_t *buf)
+{
+	struct edid_ext_unknown *ext = NULL;
+
+	ext = dal_alloc(sizeof(struct edid_ext_unknown));
+
+	if (!ext)
+		return NULL;
+
+	if (construct(ext, ts, len, buf))
+		return &ext->edid;
+
+	dal_free(ext);
+	BREAK_TO_DEBUGGER();
+	return NULL;
+}
+
+bool dal_edid_ext_unknown_is_unknown_ext(uint32_t len, const uint8_t *buf)
+{
+	return len >= EDID_VER_1_STDLEN;
+}