Merge branch 'fix/intel' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into asoc-intel

1 files changed, 136 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/display/dc/virtual/virtual_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/virtual/virtual_stream_encoder.c
new file mode 100644
index 000000000000..3dc1733eea20
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/virtual/virtual_stream_encoder.c
@@ -0,0 +1,136 @@
+/*
+ * 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 "dm_services.h"
+#include "virtual_stream_encoder.h"
+
+static void virtual_stream_encoder_dp_set_stream_attribute(
+	struct stream_encoder *enc,
+	struct dc_crtc_timing *crtc_timing,
+	enum dc_color_space output_color_space) {}
+
+static void virtual_stream_encoder_hdmi_set_stream_attribute(
+	struct stream_encoder *enc,
+	struct dc_crtc_timing *crtc_timing,
+	int actual_pix_clk_khz,
+	bool enable_audio) {}
+
+static void virtual_stream_encoder_dvi_set_stream_attribute(
+	struct stream_encoder *enc,
+	struct dc_crtc_timing *crtc_timing,
+	bool is_dual_link) {}
+
+static void virtual_stream_encoder_set_mst_bandwidth(
+	struct stream_encoder *enc,
+	struct fixed31_32 avg_time_slots_per_mtp) {}
+
+static void virtual_stream_encoder_update_hdmi_info_packets(
+	struct stream_encoder *enc,
+	const struct encoder_info_frame *info_frame) {}
+
+static void virtual_stream_encoder_stop_hdmi_info_packets(
+	struct stream_encoder *enc) {}
+
+static void virtual_stream_encoder_set_avmute(
+	struct stream_encoder *enc,
+	bool enable) {}
+static void virtual_stream_encoder_update_dp_info_packets(
+	struct stream_encoder *enc,
+	const struct encoder_info_frame *info_frame) {}
+
+static void virtual_stream_encoder_stop_dp_info_packets(
+	struct stream_encoder *enc) {}
+
+static void virtual_stream_encoder_dp_blank(
+	struct stream_encoder *enc) {}
+
+static void virtual_stream_encoder_dp_unblank(
+	struct stream_encoder *enc,
+	const struct encoder_unblank_param *param) {}
+
+static void virtual_audio_mute_control(
+	struct stream_encoder *enc,
+	bool mute) {}
+
+static const struct stream_encoder_funcs virtual_str_enc_funcs = {
+	.dp_set_stream_attribute =
+		virtual_stream_encoder_dp_set_stream_attribute,
+	.hdmi_set_stream_attribute =
+		virtual_stream_encoder_hdmi_set_stream_attribute,
+	.dvi_set_stream_attribute =
+		virtual_stream_encoder_dvi_set_stream_attribute,
+	.set_mst_bandwidth =
+		virtual_stream_encoder_set_mst_bandwidth,
+	.update_hdmi_info_packets =
+		virtual_stream_encoder_update_hdmi_info_packets,
+	.stop_hdmi_info_packets =
+		virtual_stream_encoder_stop_hdmi_info_packets,
+	.update_dp_info_packets =
+		virtual_stream_encoder_update_dp_info_packets,
+	.stop_dp_info_packets =
+		virtual_stream_encoder_stop_dp_info_packets,
+	.dp_blank =
+		virtual_stream_encoder_dp_blank,
+	.dp_unblank =
+		virtual_stream_encoder_dp_unblank,
+
+	.audio_mute_control = virtual_audio_mute_control,
+	.set_avmute = virtual_stream_encoder_set_avmute,
+};
+
+bool virtual_stream_encoder_construct(
+	struct stream_encoder *enc,
+	struct dc_context *ctx,
+	struct dc_bios *bp)
+{
+	if (!enc)
+		return false;
+	if (!bp)
+		return false;
+
+	enc->funcs = &virtual_str_enc_funcs;
+	enc->ctx = ctx;
+	enc->id = ENGINE_ID_VIRTUAL;
+	enc->bp = bp;
+
+	return true;
+}
+
+struct stream_encoder *virtual_stream_encoder_create(
+	struct dc_context *ctx, struct dc_bios *bp)
+{
+	struct stream_encoder *enc = kzalloc(sizeof(*enc), GFP_KERNEL);
+
+	if (!enc)
+		return NULL;
+
+	if (virtual_stream_encoder_construct(enc, ctx, bp))
+		return enc;
+
+	BREAK_TO_DEBUGGER();
+	kfree(enc);
+	return NULL;
+}
+