#include "pipe/p_state.h"
#include "util/u_inlines.h"
+#include "util/u_range.h"
#include "intel/isl/isl.h"
+#include "iris_bufmgr.h"
+
+struct iris_batch;
+struct iris_context;
+struct shader_info;
+
+#define IRIS_MAX_MIPLEVELS 15
+
+struct iris_format_info {
+ enum isl_format fmt;
+ struct isl_swizzle swizzle;
+};
#define IRIS_RESOURCE_FLAG_SHADER_MEMZONE (PIPE_RESOURCE_FLAG_DRV_PRIV << 0)
#define IRIS_RESOURCE_FLAG_SURFACE_MEMZONE (PIPE_RESOURCE_FLAG_DRV_PRIV << 1)
* They contain the storage (BO) and layout information (ISL surface).
*/
struct iris_resource {
- struct pipe_resource base;
+ struct pipe_resource base;
+ enum pipe_format internal_format;
+
+ /**
+ * The ISL surface layout information for this resource.
+ *
+ * This is not filled out for PIPE_BUFFER resources, but is guaranteed
+ * to be zeroed. Note that this also guarantees that res->surf.tiling
+ * will be ISL_TILING_LINEAR, so it's safe to check that.
+ */
struct isl_surf surf;
+
+ /** Backing storage for the resource */
struct iris_bo *bo;
+
+ /** offset at which data starts in the BO */
+ uint64_t offset;
+
+ /**
+ * A bitfield of PIPE_BIND_* indicating how this resource was bound
+ * in the past. Only meaningful for PIPE_BUFFER; used for flushing.
+ */
+ unsigned bind_history;
+
+ /**
+ * A bitfield of MESA_SHADER_* stages indicating where this resource
+ * was bound.
+ */
+ unsigned bind_stages;
+
+ /**
+ * For PIPE_BUFFER resources, a range which may contain valid data.
+ *
+ * This is a conservative estimate of what part of the buffer contains
+ * valid data that we have to preserve. The rest of the buffer is
+ * considered invalid, and we can promote writes to that region to
+ * be unsynchronized writes, avoiding blit copies.
+ */
+ struct util_range valid_buffer_range;
+
+ /**
+ * Auxiliary buffer information (CCS, MCS, or HiZ).
+ */
+ struct {
+ /** The surface layout for the auxiliary buffer. */
+ struct isl_surf surf;
+
+ /** The buffer object containing the auxiliary data. */
+ struct iris_bo *bo;
+
+ /** Offset into 'bo' where the auxiliary surface starts. */
+ uint32_t offset;
+
+ struct {
+ struct isl_surf surf;
+
+ /** Offset into 'bo' where the auxiliary surface starts. */
+ uint32_t offset;
+ } extra_aux;
+
+ /**
+ * Fast clear color for this surface. For depth surfaces, the clear
+ * value is stored as a float32 in the red component.
+ */
+ union isl_color_value clear_color;
+
+ /** Buffer object containing the indirect clear color. */
+ struct iris_bo *clear_color_bo;
+
+ /** Offset into bo where the clear color can be found. */
+ uint64_t clear_color_offset;
+
+ /**
+ * \brief The type of auxiliary compression used by this resource.
+ *
+ * This describes the type of auxiliary compression that is intended to
+ * be used by this resource. An aux usage of ISL_AUX_USAGE_NONE means
+ * that auxiliary compression is permanently disabled. An aux usage
+ * other than ISL_AUX_USAGE_NONE does not imply that auxiliary
+ * compression will always be enabled for this surface.
+ */
+ enum isl_aux_usage usage;
+
+ /**
+ * A bitfield of ISL_AUX_* modes that might this resource might use.
+ *
+ * For example, a surface might use both CCS_E and CCS_D at times.
+ */
+ unsigned possible_usages;
+
+ /**
+ * Same as possible_usages, but only with modes supported for sampling.
+ */
+ unsigned sampler_usages;
+
+ /**
+ * \brief Maps miptree slices to their current aux state.
+ *
+ * This two-dimensional array is indexed as [level][layer] and stores an
+ * aux state for each slice.
+ */
+ enum isl_aux_state **state;
+
+ /**
+ * If (1 << level) is set, HiZ is enabled for that miplevel.
+ */
+ uint16_t has_hiz;
+ } aux;
+
+ /**
+ * For external surfaces, this is format that was used to create or import
+ * the surface. For internal surfaces, this will always be
+ * PIPE_FORMAT_NONE.
+ */
+ enum pipe_format external_format;
+
+ /**
+ * For external surfaces, this is DRM format modifier that was used to
+ * create or import the surface. For internal surfaces, this will always
+ * be DRM_FORMAT_MOD_INVALID.
+ */
+ const struct isl_drm_modifier_info *mod_info;
};
/**
};
/**
+ * The SURFACE_STATE descriptors for a resource.
+ */
+struct iris_surface_state {
+ /**
+ * CPU-side copy of the packed SURFACE_STATE structures, already
+ * aligned so they can be uploaded as a contiguous pile of bytes.
+ *
+ * This can be updated and re-uploaded if (e.g.) addresses need to change.
+ */
+ uint32_t *cpu;
+
+ /**
+ * How many states are there? (Each aux mode has its own state.)
+ */
+ unsigned num_states;
+
+ /**
+ * Address of the resource (res->bo->gtt_offset). Note that "Surface
+ * Base Address" may be offset from this value.
+ */
+ uint64_t bo_address;
+
+ /** A reference to the GPU buffer holding our uploaded SURFACE_STATE */
+ struct iris_state_ref ref;
+};
+
+/**
+ * Gallium CSO for sampler views (texture views).
+ *
+ * In addition to the normal pipe_resource, this adds an ISL view
+ * which may reinterpret the format or restrict levels/layers.
+ *
+ * These can also be linear texture buffers.
+ */
+struct iris_sampler_view {
+ struct pipe_sampler_view base;
+ struct isl_view view;
+
+ union isl_color_value clear_color;
+
+ /* A short-cut (not a reference) to the actual resource being viewed.
+ * Multi-planar (or depth+stencil) images may have multiple resources
+ * chained together; this skips having to traverse base->texture->*.
+ */
+ struct iris_resource *res;
+
+ /** The resource (BO) holding our SURFACE_STATE. */
+ struct iris_surface_state surface_state;
+};
+
+/**
+ * Image view representation.
+ */
+struct iris_image_view {
+ struct pipe_image_view base;
+
+ /** The resource (BO) holding our SURFACE_STATE. */
+ struct iris_surface_state surface_state;
+};
+
+/**
+ * Gallium CSO for surfaces (framebuffer attachments).
+ *
* A view of a surface that can be bound to a color render target or
* depth/stencil attachment.
*/
struct iris_surface {
- struct pipe_surface pipe;
+ struct pipe_surface base;
struct isl_view view;
+ struct isl_view read_view;
+ union isl_color_value clear_color;
/** The resource (BO) holding our SURFACE_STATE. */
- struct iris_state_ref surface_state;
+ struct iris_surface_state surface_state;
+ /** The resource (BO) holding our SURFACE_STATE for read. */
+ struct iris_surface_state surface_state_read;
};
/**
void *buffer;
void *ptr;
+ /** A linear staging resource for GPU-based copy_region transfers. */
+ struct pipe_resource *staging;
+ struct blorp_context *blorp;
+ struct iris_batch *batch;
+
+ bool dest_had_defined_contents;
+
void (*unmap)(struct iris_transfer *);
};
return res->bo;
}
-enum isl_format iris_isl_format_for_pipe_format(enum pipe_format pf);
+static inline uint32_t
+iris_mocs(const struct iris_bo *bo, const struct isl_device *dev)
+{
+ return bo && bo->external ? dev->mocs.external : dev->mocs.internal;
+}
+
+struct iris_format_info iris_format_for_usage(const struct gen_device_info *,
+ enum pipe_format pf,
+ isl_surf_usage_flags_t usage);
struct pipe_resource *iris_resource_get_separate_stencil(struct pipe_resource *);
+void iris_get_depth_stencil_resources(struct pipe_resource *res,
+ struct iris_resource **out_z,
+ struct iris_resource **out_s);
+bool iris_resource_set_clear_color(struct iris_context *ice,
+ struct iris_resource *res,
+ union isl_color_value color);
+union isl_color_value
+iris_resource_get_clear_color(const struct iris_resource *res,
+ struct iris_bo **clear_color_bo,
+ uint64_t *clear_color_offset);
+
void iris_init_screen_resource_functions(struct pipe_screen *pscreen);
+void iris_dirty_for_history(struct iris_context *ice,
+ struct iris_resource *res);
+uint32_t iris_flush_bits_for_history(struct iris_resource *res);
+
+void iris_flush_and_dirty_for_history(struct iris_context *ice,
+ struct iris_batch *batch,
+ struct iris_resource *res,
+ uint32_t extra_flags,
+ const char *reason);
+
+unsigned iris_get_num_logical_layers(const struct iris_resource *res,
+ unsigned level);
+
+void iris_resource_disable_aux(struct iris_resource *res);
+
+#define INTEL_REMAINING_LAYERS UINT32_MAX
+#define INTEL_REMAINING_LEVELS UINT32_MAX
+
+void
+iris_hiz_exec(struct iris_context *ice,
+ struct iris_batch *batch,
+ struct iris_resource *res,
+ unsigned int level, unsigned int start_layer,
+ unsigned int num_layers, enum isl_aux_op op,
+ bool update_clear_depth);
+
+/**
+ * Prepare a miptree for access
+ *
+ * This function should be called prior to any access to miptree in order to
+ * perform any needed resolves.
+ *
+ * \param[in] start_level The first mip level to be accessed
+ *
+ * \param[in] num_levels The number of miplevels to be accessed or
+ * INTEL_REMAINING_LEVELS to indicate every level
+ * above start_level will be accessed
+ *
+ * \param[in] start_layer The first array slice or 3D layer to be accessed
+ *
+ * \param[in] num_layers The number of array slices or 3D layers be
+ * accessed or INTEL_REMAINING_LAYERS to indicate
+ * every layer above start_layer will be accessed
+ *
+ * \param[in] aux_supported Whether or not the access will support the
+ * miptree's auxiliary compression format; this
+ * must be false for uncompressed miptrees
+ *
+ * \param[in] fast_clear_supported Whether or not the access will support
+ * fast clears in the miptree's auxiliary
+ * compression format
+ */
+void
+iris_resource_prepare_access(struct iris_context *ice,
+ struct iris_batch *batch,
+ struct iris_resource *res,
+ uint32_t start_level, uint32_t num_levels,
+ uint32_t start_layer, uint32_t num_layers,
+ enum isl_aux_usage aux_usage,
+ bool fast_clear_supported);
+
+/**
+ * Complete a write operation
+ *
+ * This function should be called after any operation writes to a miptree.
+ * This will update the miptree's compression state so that future resolves
+ * happen correctly. Technically, this function can be called before the
+ * write occurs but the caller must ensure that they don't interlace
+ * iris_resource_prepare_access and iris_resource_finish_write calls to
+ * overlapping layer/level ranges.
+ *
+ * \param[in] level The mip level that was written
+ *
+ * \param[in] start_layer The first array slice or 3D layer written
+ *
+ * \param[in] num_layers The number of array slices or 3D layers
+ * written or INTEL_REMAINING_LAYERS to indicate
+ * every layer above start_layer was written
+ *
+ * \param[in] written_with_aux Whether or not the write was done with
+ * auxiliary compression enabled
+ */
+void
+iris_resource_finish_write(struct iris_context *ice,
+ struct iris_resource *res, uint32_t level,
+ uint32_t start_layer, uint32_t num_layers,
+ enum isl_aux_usage aux_usage);
+
+/** Get the auxiliary compression state of a miptree slice */
+enum isl_aux_state
+iris_resource_get_aux_state(const struct iris_resource *res,
+ uint32_t level, uint32_t layer);
+
+/**
+ * Set the auxiliary compression state of a miptree slice range
+ *
+ * This function directly sets the auxiliary compression state of a slice
+ * range of a miptree. It only modifies data structures and does not do any
+ * resolves. This should only be called by code which directly performs
+ * compression operations such as fast clears and resolves. Most code should
+ * use iris_resource_prepare_access or iris_resource_finish_write.
+ */
+void
+iris_resource_set_aux_state(struct iris_context *ice,
+ struct iris_resource *res, uint32_t level,
+ uint32_t start_layer, uint32_t num_layers,
+ enum isl_aux_state aux_state);
+
+/**
+ * Prepare a miptree for raw access
+ *
+ * This helper prepares the miptree for access that knows nothing about any
+ * sort of compression whatsoever. This is useful when mapping the surface or
+ * using it with the blitter.
+ */
+static inline void
+iris_resource_access_raw(struct iris_context *ice,
+ struct iris_batch *batch,
+ struct iris_resource *res,
+ uint32_t level, uint32_t layer,
+ uint32_t num_layers,
+ bool write)
+{
+ iris_resource_prepare_access(ice, batch, res, level, 1, layer, num_layers,
+ ISL_AUX_USAGE_NONE, false);
+ if (write) {
+ iris_resource_finish_write(ice, res, level, layer, num_layers,
+ ISL_AUX_USAGE_NONE);
+ }
+}
+
+enum isl_dim_layout iris_get_isl_dim_layout(const struct gen_device_info *devinfo,
+ enum isl_tiling tiling,
+ enum pipe_texture_target target);
+enum isl_surf_dim target_to_isl_surf_dim(enum pipe_texture_target target);
+uint32_t iris_resource_get_tile_offsets(const struct iris_resource *res,
+ uint32_t level, uint32_t z,
+ uint32_t *tile_x, uint32_t *tile_y);
+enum isl_aux_usage iris_resource_texture_aux_usage(struct iris_context *ice,
+ const struct iris_resource *res,
+ enum isl_format view_fmt);
+void iris_resource_prepare_texture(struct iris_context *ice,
+ struct iris_batch *batch,
+ struct iris_resource *res,
+ enum isl_format view_format,
+ uint32_t start_level, uint32_t num_levels,
+ uint32_t start_layer, uint32_t num_layers);
+
+enum isl_aux_usage iris_image_view_aux_usage(struct iris_context *ice,
+ const struct pipe_image_view *pview,
+ const struct shader_info *info);
+enum isl_format iris_image_view_get_format(struct iris_context *ice,
+ const struct pipe_image_view *img);
+
+static inline bool
+iris_resource_unfinished_aux_import(struct iris_resource *res)
+{
+ return res->base.next != NULL && res->mod_info &&
+ res->mod_info->aux_usage != ISL_AUX_USAGE_NONE;
+}
+
+void iris_resource_finish_aux_import(struct pipe_screen *pscreen,
+ struct iris_resource *res);
+
+bool iris_has_color_unresolved(const struct iris_resource *res,
+ unsigned start_level, unsigned num_levels,
+ unsigned start_layer, unsigned num_layers);
+
+void iris_resource_check_level_layer(const struct iris_resource *res,
+ uint32_t level, uint32_t layer);
+
+bool iris_resource_level_has_hiz(const struct iris_resource *res,
+ uint32_t level);
+
+bool iris_sample_with_depth_aux(const struct gen_device_info *devinfo,
+ const struct iris_resource *res);
+
+bool iris_has_color_unresolved(const struct iris_resource *res,
+ unsigned start_level, unsigned num_levels,
+ unsigned start_layer, unsigned num_layers);
+
+enum isl_aux_usage iris_resource_render_aux_usage(struct iris_context *ice,
+ struct iris_resource *res,
+ enum isl_format render_fmt,
+ bool blend_enabled,
+ bool draw_aux_disabled);
+void iris_resource_prepare_render(struct iris_context *ice,
+ struct iris_batch *batch,
+ struct iris_resource *res, uint32_t level,
+ uint32_t start_layer, uint32_t layer_count,
+ enum isl_aux_usage aux_usage);
+void iris_resource_finish_render(struct iris_context *ice,
+ struct iris_resource *res, uint32_t level,
+ uint32_t start_layer, uint32_t layer_count,
+ enum isl_aux_usage aux_usage);
+void iris_resource_prepare_depth(struct iris_context *ice,
+ struct iris_batch *batch,
+ struct iris_resource *res, uint32_t level,
+ uint32_t start_layer, uint32_t layer_count);
+void iris_resource_finish_depth(struct iris_context *ice,
+ struct iris_resource *res, uint32_t level,
+ uint32_t start_layer, uint32_t layer_count,
+ bool depth_written);
#endif