drm/amd/dc: Add dc display driver (v2)

Supported DCE versions: 8.0, 10.0, 11.0, 11.2

v2: rebase against 4.11

Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 164 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/display/dc/inc/resource.h b/drivers/gpu/drm/amd/display/dc/inc/resource.h
new file mode 100644
index 000000000000..8dd676de6b07
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/inc/resource.h
@@ -0,0 +1,164 @@
+/*
+ * Copyright 2015 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
+ */
+
+#ifndef DRIVERS_GPU_DRM_AMD_DC_DEV_DC_INC_RESOURCE_H_
+#define DRIVERS_GPU_DRM_AMD_DC_DEV_DC_INC_RESOURCE_H_
+
+#include "core_types.h"
+#include "core_status.h"
+#include "core_dc.h"
+#include "dal_asic_id.h"
+
+/* TODO unhardcode, 4 for CZ*/
+#define MEMORY_TYPE_MULTIPLIER 4
+
+enum dce_version resource_parse_asic_id(
+                struct hw_asic_id asic_id);
+
+struct resource_caps {
+        int num_timing_generator;
+        int num_video_plane;
+        int num_audio;
+        int num_stream_encoder;
+        int num_pll;
+};
+
+struct resource_straps {
+        uint32_t hdmi_disable;
+        uint32_t dc_pinstraps_audio;
+        uint32_t audio_stream_number;
+};
+
+struct resource_create_funcs {
+        void (*read_dce_straps)(
+                        struct dc_context *ctx, struct resource_straps *straps);
+
+        struct audio *(*create_audio)(
+                        struct dc_context *ctx, unsigned int inst);
+
+        struct stream_encoder *(*create_stream_encoder)(
+                        enum engine_id eng_id, struct dc_context *ctx);
+
+        struct dce_hwseq *(*create_hwseq)(
+                        struct dc_context *ctx);
+};
+
+bool resource_construct(
+        unsigned int num_virtual_links,
+        struct core_dc *dc,
+        struct resource_pool *pool,
+        const struct resource_create_funcs *create_funcs);
+
+struct resource_pool *dc_create_resource_pool(
+                                struct core_dc *dc,
+                                int num_virtual_links,
+                                enum dce_version dc_version,
+                                struct hw_asic_id asic_id);
+
+void dc_destroy_resource_pool(struct core_dc *dc);
+
+enum dc_status resource_map_pool_resources(
+                const struct core_dc *dc,
+                struct validate_context *context);
+
+bool resource_build_scaling_params(
+                const struct dc_surface *surface,
+                struct pipe_ctx *pipe_ctx);
+
+enum dc_status resource_build_scaling_params_for_context(
+                const struct core_dc *dc,
+                struct validate_context *context);
+
+void resource_build_info_frame(struct pipe_ctx *pipe_ctx);
+
+void resource_unreference_clock_source(
+                struct resource_context *res_ctx,
+                struct clock_source *clock_source);
+
+void resource_reference_clock_source(
+                struct resource_context *res_ctx,
+                struct clock_source *clock_source);
+
+bool resource_are_streams_timing_synchronizable(
+                const struct core_stream *stream1,
+                const struct core_stream *stream2);
+
+struct clock_source *resource_find_used_clk_src_for_sharing(
+                struct resource_context *res_ctx,
+                struct pipe_ctx *pipe_ctx);
+
+struct clock_source *dc_resource_find_first_free_pll(
+                struct resource_context *res_ctx);
+
+struct pipe_ctx *resource_get_head_pipe_for_stream(
+                struct resource_context *res_ctx,
+                const struct core_stream *stream);
+
+bool resource_attach_surfaces_to_context(
+                const struct dc_surface *const *surfaces,
+                int surface_count,
+                const struct dc_target *dc_target,
+                struct validate_context *context);
+
+struct pipe_ctx *find_idle_secondary_pipe(struct resource_context *res_ctx);
+
+bool resource_is_stream_unchanged(
+        const struct validate_context *old_context, struct core_stream *stream);
+
+bool is_target_unchanged(
+        const struct core_target *old_target, const struct core_target *target);
+bool resource_validate_attach_surfaces(
+                const struct dc_validation_set set[],
+                int set_count,
+                const struct validate_context *old_context,
+                struct validate_context *context);
+
+void validate_guaranteed_copy_target(
+                struct validate_context *context,
+                int max_targets);
+
+void resource_validate_ctx_update_pointer_after_copy(
+                const struct validate_context *src_ctx,
+                struct validate_context *dst_ctx);
+
+void resource_validate_ctx_copy_construct(
+                const struct validate_context *src_ctx,
+                struct validate_context *dst_ctx);
+
+void resource_validate_ctx_destruct(struct validate_context *context);
+
+enum dc_status resource_map_clock_resources(
+                const struct core_dc *dc,
+                struct validate_context *context);
+
+enum dc_status resource_map_phy_clock_resources(
+                const struct core_dc *dc,
+                struct validate_context *context);
+
+bool pipe_need_reprogram(
+                struct pipe_ctx *pipe_ctx_old,
+                struct pipe_ctx *pipe_ctx);
+
+
+#endif /* DRIVERS_GPU_DRM_AMD_DC_DEV_DC_INC_RESOURCE_H_ */