Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 206 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/display/dc/dm_helpers.h b/drivers/gpu/drm/amd/display/dc/dm_helpers.h
new file mode 100644
index 000000000..7ce9a5b6c
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/dm_helpers.h
@@ -0,0 +1,206 @@
+/*
+ * 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
+ *
+ */
+
+/**
+ * This file defines helper functions provided by the Display Manager to
+ * Display Core.
+ */
+#ifndef __DM_HELPERS__
+#define __DM_HELPERS__
+
+#include "dc_types.h"
+#include "dc.h"
+
+struct dc_dp_mst_stream_allocation_table;
+struct aux_payload;
+enum aux_return_code_type;
+
+/*
+ * Allocate memory accessible by the GPU
+ *
+ * frame buffer allocations must be aligned to a 4096-byte boundary
+ *
+ * Returns virtual address, sets addr to physical address
+ */
+void *dm_helpers_allocate_gpu_mem(
+		struct dc_context *ctx,
+		enum dc_gpu_mem_alloc_type type,
+		size_t size,
+		long long *addr);
+
+/*
+ * Free the GPU-accessible memory at the virtual address pvMem
+ */
+void dm_helpers_free_gpu_mem(
+		struct dc_context *ctx,
+		enum dc_gpu_mem_alloc_type type,
+		void *pvMem);
+
+enum dc_edid_status dm_helpers_parse_edid_caps(
+	struct dc_link *link,
+	const struct dc_edid *edid,
+	struct dc_edid_caps *edid_caps);
+
+
+/*
+ * Update DP branch info
+ */
+void dm_helpers_dp_update_branch_info(
+		struct dc_context *ctx,
+		const struct dc_link *link);
+
+/*
+ * Writes payload allocation table in immediate downstream device.
+ */
+bool dm_helpers_dp_mst_write_payload_allocation_table(
+		struct dc_context *ctx,
+		const struct dc_stream_state *stream,
+		struct dc_dp_mst_stream_allocation_table *proposed_table,
+		bool enable);
+
+/*
+ * poll pending down reply
+ */
+void dm_helpers_dp_mst_poll_pending_down_reply(
+	struct dc_context *ctx,
+	const struct dc_link *link);
+
+/*
+ * Clear payload allocation table before enable MST DP link.
+ */
+void dm_helpers_dp_mst_clear_payload_allocation_table(
+	struct dc_context *ctx,
+	const struct dc_link *link);
+
+/*
+ * Polls for ACT (allocation change trigger) handled and
+ */
+enum act_return_status dm_helpers_dp_mst_poll_for_allocation_change_trigger(
+		struct dc_context *ctx,
+		const struct dc_stream_state *stream);
+/*
+ * Sends ALLOCATE_PAYLOAD message.
+ */
+bool dm_helpers_dp_mst_send_payload_allocation(
+		struct dc_context *ctx,
+		const struct dc_stream_state *stream,
+		bool enable);
+
+bool dm_helpers_dp_mst_start_top_mgr(
+		struct dc_context *ctx,
+		const struct dc_link *link,
+		bool boot);
+
+bool dm_helpers_dp_mst_stop_top_mgr(
+		struct dc_context *ctx,
+		struct dc_link *link);
+
+void dm_helpers_dp_mst_update_branch_bandwidth(
+		struct dc_context *ctx,
+		struct dc_link *link);
+
+/**
+ * OS specific aux read callback.
+ */
+bool dm_helpers_dp_read_dpcd(
+		struct dc_context *ctx,
+		const struct dc_link *link,
+		uint32_t address,
+		uint8_t *data,
+		uint32_t size);
+
+/**
+ * OS specific aux write callback.
+ */
+bool dm_helpers_dp_write_dpcd(
+		struct dc_context *ctx,
+		const struct dc_link *link,
+		uint32_t address,
+		const uint8_t *data,
+		uint32_t size);
+
+bool dm_helpers_submit_i2c(
+		struct dc_context *ctx,
+		const struct dc_link *link,
+		struct i2c_command *cmd);
+
+bool dm_helpers_dp_write_dsc_enable(
+		struct dc_context *ctx,
+		const struct dc_stream_state *stream,
+		bool enable
+);
+bool dm_helpers_is_dp_sink_present(
+		struct dc_link *link);
+
+void dm_helpers_mst_enable_stream_features(const struct dc_stream_state *stream);
+
+enum dc_edid_status dm_helpers_read_local_edid(
+		struct dc_context *ctx,
+		struct dc_link *link,
+		struct dc_sink *sink);
+
+bool dm_helpers_dp_handle_test_pattern_request(
+		struct dc_context *ctx,
+		const struct dc_link *link,
+		union link_test_pattern dpcd_test_pattern,
+		union test_misc dpcd_test_params);
+
+void dm_set_dcn_clocks(
+		struct dc_context *ctx,
+		struct dc_clocks *clks);
+
+void dm_helpers_enable_periodic_detection(struct dc_context *ctx, bool enable);
+
+void dm_set_phyd32clk(struct dc_context *ctx, int freq_khz);
+
+bool dm_helpers_dmub_outbox_interrupt_control(struct dc_context *ctx, bool enable);
+
+void dm_helpers_smu_timeout(struct dc_context *ctx, unsigned int msg_id, unsigned int param, unsigned int timeout_us);
+
+// 0x1 = Result_OK, 0xFE = Result_UnkmownCmd, 0x0 = Status_Busy
+#define IS_SMU_TIMEOUT(result) \
+	(result == 0x0)
+void dm_helpers_init_panel_settings(
+	struct dc_context *ctx,
+	struct dc_panel_config *config,
+	struct dc_sink *sink);
+void dm_helpers_override_panel_settings(
+	struct dc_context *ctx,
+	struct dc_panel_config *config);
+int dm_helper_dmub_aux_transfer_sync(
+		struct dc_context *ctx,
+		const struct dc_link *link,
+		struct aux_payload *payload,
+		enum aux_return_code_type *operation_result);
+enum set_config_status;
+int dm_helpers_dmub_set_config_sync(struct dc_context *ctx,
+		const struct dc_link *link,
+		struct set_config_cmd_payload *payload,
+		enum set_config_status *operation_result);
+enum adaptive_sync_type dm_get_adaptive_sync_support_type(struct dc_link *link);
+
+enum dc_edid_status dm_helpers_get_sbios_edid(struct dc_link *link, struct dc_edid *edid);
+
+#endif /* __DM_HELPERS__ */