/* The public winsys interface header for the radeon driver. */
-/* R300 features in DRM.
- *
- * 2.6.0:
- * - Hyper-Z
- * - GB_Z_PEQ_CONFIG on rv350->r4xx
- * - R500 FG_ALPHA_VALUE
- *
- * 2.8.0:
- * - R500 US_FORMAT regs
- * - R500 ARGB2101010 colorbuffer
- * - CMask and AA regs
- * - R16F/RG16F
- */
-
#include "pipebuffer/pb_buffer.h"
+#include "amd/common/amd_family.h"
+
#define RADEON_FLUSH_ASYNC (1 << 0)
-#define RADEON_FLUSH_KEEP_TILING_FLAGS (1 << 1) /* needs DRM 2.12.0 */
-#define RADEON_FLUSH_END_OF_FRAME (1 << 2)
+#define RADEON_FLUSH_END_OF_FRAME (1 << 1)
/* Tiling flags. */
enum radeon_bo_layout {
RADEON_FLAG_GTT_WC = (1 << 0),
RADEON_FLAG_CPU_ACCESS = (1 << 1),
RADEON_FLAG_NO_CPU_ACCESS = (1 << 2),
+ RADEON_FLAG_HANDLE = (1 << 3), /* the buffer most not be suballocated */
};
enum radeon_bo_usage { /* bitfield */
RADEON_USAGE_READ = 2,
RADEON_USAGE_WRITE = 4,
- RADEON_USAGE_READWRITE = RADEON_USAGE_READ | RADEON_USAGE_WRITE
-};
+ RADEON_USAGE_READWRITE = RADEON_USAGE_READ | RADEON_USAGE_WRITE,
-enum radeon_family {
- CHIP_UNKNOWN = 0,
- CHIP_R300, /* R3xx-based cores. */
- CHIP_R350,
- CHIP_RV350,
- CHIP_RV370,
- CHIP_RV380,
- CHIP_RS400,
- CHIP_RC410,
- CHIP_RS480,
- CHIP_R420, /* R4xx-based cores. */
- CHIP_R423,
- CHIP_R430,
- CHIP_R480,
- CHIP_R481,
- CHIP_RV410,
- CHIP_RS600,
- CHIP_RS690,
- CHIP_RS740,
- CHIP_RV515, /* R5xx-based cores. */
- CHIP_R520,
- CHIP_RV530,
- CHIP_R580,
- CHIP_RV560,
- CHIP_RV570,
- CHIP_R600,
- CHIP_RV610,
- CHIP_RV630,
- CHIP_RV670,
- CHIP_RV620,
- CHIP_RV635,
- CHIP_RS780,
- CHIP_RS880,
- CHIP_RV770,
- CHIP_RV730,
- CHIP_RV710,
- CHIP_RV740,
- CHIP_CEDAR,
- CHIP_REDWOOD,
- CHIP_JUNIPER,
- CHIP_CYPRESS,
- CHIP_HEMLOCK,
- CHIP_PALM,
- CHIP_SUMO,
- CHIP_SUMO2,
- CHIP_BARTS,
- CHIP_TURKS,
- CHIP_CAICOS,
- CHIP_CAYMAN,
- CHIP_ARUBA,
- CHIP_TAHITI,
- CHIP_PITCAIRN,
- CHIP_VERDE,
- CHIP_OLAND,
- CHIP_HAINAN,
- CHIP_BONAIRE,
- CHIP_KAVERI,
- CHIP_KABINI,
- CHIP_HAWAII,
- CHIP_MULLINS,
- CHIP_TONGA,
- CHIP_ICELAND,
- CHIP_CARRIZO,
- CHIP_FIJI,
- CHIP_STONEY,
- CHIP_LAST,
-};
-
-enum chip_class {
- CLASS_UNKNOWN = 0,
- R300,
- R400,
- R500,
- R600,
- R700,
- EVERGREEN,
- CAYMAN,
- SI,
- CIK,
- VI,
+ /* The winsys ensures that the CS submission will be scheduled after
+ * previously flushed CSs referencing this BO in a conflicting way.
+ */
+ RADEON_USAGE_SYNCHRONIZED = 8
};
enum ring_type {
enum radeon_value_id {
RADEON_REQUESTED_VRAM_MEMORY,
RADEON_REQUESTED_GTT_MEMORY,
+ RADEON_MAPPED_VRAM,
+ RADEON_MAPPED_GTT,
RADEON_BUFFER_WAIT_TIME_NS,
RADEON_TIMESTAMP,
- RADEON_NUM_CS_FLUSHES,
+ RADEON_NUM_GFX_IBS,
RADEON_NUM_BYTES_MOVED,
+ RADEON_NUM_EVICTIONS,
RADEON_VRAM_USAGE,
RADEON_GTT_USAGE,
RADEON_GPU_TEMPERATURE, /* DRM 2.42.0 */
RADEON_PRIO_DRAW_INDIRECT,
RADEON_PRIO_INDEX_BUFFER,
- RADEON_PRIO_CP_DMA = 8,
-
- RADEON_PRIO_VCE = 12,
+ RADEON_PRIO_VCE = 8,
RADEON_PRIO_UVD,
RADEON_PRIO_SDMA_BUFFER,
RADEON_PRIO_SDMA_TEXTURE,
- RADEON_PRIO_USER_SHADER = 16,
- RADEON_PRIO_INTERNAL_SHADER, /* fetch shader, etc. */
-
- /* gap: 20 */
+ RADEON_PRIO_CP_DMA = 12,
- RADEON_PRIO_CONST_BUFFER = 24,
+ RADEON_PRIO_CONST_BUFFER = 16,
RADEON_PRIO_DESCRIPTORS,
RADEON_PRIO_BORDER_COLORS,
- RADEON_PRIO_SAMPLER_BUFFER = 28,
+ RADEON_PRIO_SAMPLER_BUFFER = 20,
RADEON_PRIO_VERTEX_BUFFER,
- RADEON_PRIO_SHADER_RW_BUFFER = 32,
- RADEON_PRIO_RINGS_STREAMOUT,
- RADEON_PRIO_SCRATCH_BUFFER,
+ RADEON_PRIO_SHADER_RW_BUFFER = 24,
RADEON_PRIO_COMPUTE_GLOBAL,
- RADEON_PRIO_SAMPLER_TEXTURE = 36,
+ RADEON_PRIO_SAMPLER_TEXTURE = 28,
RADEON_PRIO_SHADER_RW_IMAGE,
- RADEON_PRIO_SAMPLER_TEXTURE_MSAA = 40,
+ RADEON_PRIO_SAMPLER_TEXTURE_MSAA = 32,
- RADEON_PRIO_COLOR_BUFFER = 44,
+ RADEON_PRIO_COLOR_BUFFER = 36,
- RADEON_PRIO_DEPTH_BUFFER = 48,
+ RADEON_PRIO_DEPTH_BUFFER = 40,
- RADEON_PRIO_COLOR_BUFFER_MSAA = 52,
+ RADEON_PRIO_COLOR_BUFFER_MSAA = 44,
- RADEON_PRIO_DEPTH_BUFFER_MSAA = 56,
+ RADEON_PRIO_DEPTH_BUFFER_MSAA = 48,
- RADEON_PRIO_CMASK = 60,
+ RADEON_PRIO_CMASK = 52,
RADEON_PRIO_DCC,
RADEON_PRIO_HTILE,
+ RADEON_PRIO_SHADER_BINARY, /* the hw can't hide instruction cache misses */
+
+ RADEON_PRIO_SHADER_RINGS = 56,
+
+ RADEON_PRIO_SCRATCH_BUFFER = 60,
/* 63 is the maximum value */
};
struct winsys_handle;
struct radeon_winsys_ctx;
+struct radeon_winsys_cs_chunk {
+ unsigned cdw; /* Number of used dwords. */
+ unsigned max_dw; /* Maximum number of dwords. */
+ uint32_t *buf; /* The base pointer of the chunk. */
+};
+
struct radeon_winsys_cs {
- unsigned cdw; /* Number of used dwords. */
- unsigned max_dw; /* Maximum number of dwords. */
- uint32_t *buf; /* The command buffer. */
- enum ring_type ring_type;
+ struct radeon_winsys_cs_chunk current;
+ struct radeon_winsys_cs_chunk *prev;
+ unsigned num_prev; /* Number of previous chunks. */
+ unsigned max_prev; /* Space in array pointed to by prev. */
+ unsigned prev_dw; /* Total number of dwords in previous chunks. */
+
+ /* Memory usage of the buffer list. These are always 0 for CE and preamble
+ * IBs. */
+ uint64_t used_vram;
+ uint64_t used_gart;
};
struct radeon_info {
+ /* PCI info: domain:bus:dev:func */
+ uint32_t pci_domain;
+ uint32_t pci_bus;
+ uint32_t pci_dev;
+ uint32_t pci_func;
+
+ /* Device info. */
uint32_t pci_id;
enum radeon_family family;
enum chip_class chip_class;
+ uint32_t gart_page_size;
uint64_t gart_size;
uint64_t vram_size;
- uint32_t max_sclk;
- uint32_t num_good_compute_units;
- uint32_t max_se;
- uint32_t max_sh_per_se;
+ uint64_t max_alloc_size;
+ uint32_t min_alloc_size;
+ bool has_dedicated_vram;
+ bool has_virtual_memory;
+ bool gfx_ib_pad_with_type2;
+ bool has_sdma;
+ bool has_uvd;
+ uint32_t uvd_fw_version;
+ uint32_t vce_fw_version;
+ uint32_t me_fw_version;
+ uint32_t pfp_fw_version;
+ uint32_t ce_fw_version;
+ uint32_t vce_harvest_config;
+ uint32_t clock_crystal_freq;
+ /* Kernel info. */
uint32_t drm_major; /* version */
uint32_t drm_minor;
uint32_t drm_patchlevel;
+ bool has_userptr;
- boolean has_uvd;
- uint32_t vce_fw_version;
- boolean has_userptr;
- bool gfx_ib_pad_with_type2;
+ /* Shader cores. */
+ uint32_t r600_max_quad_pipes; /* wave size / 16 */
+ uint32_t max_shader_clock;
+ uint32_t num_good_compute_units;
+ uint32_t max_se; /* shader engines */
+ uint32_t max_sh_per_se; /* shader arrays per shader engine */
+ /* Render backends (color + depth blocks). */
uint32_t r300_num_gb_pipes;
uint32_t r300_num_z_pipes;
-
- uint32_t r600_num_backends;
- uint32_t r600_clock_crystal_freq;
- uint32_t r600_tiling_config;
- uint32_t r600_num_tile_pipes;
- uint32_t r600_max_pipes;
- boolean r600_virtual_address;
- boolean r600_has_dma;
-
- uint32_t r600_backend_map;
- boolean r600_backend_map_valid;
-
- boolean si_tile_mode_array_valid;
+ uint32_t r600_gb_backend_map; /* R600 harvest config */
+ bool r600_gb_backend_map_valid;
+ uint32_t r600_num_banks;
+ uint32_t num_render_backends;
+ uint32_t num_tile_pipes; /* pipe count from PIPE_CONFIG */
+ uint32_t pipe_interleave_bytes;
+ uint32_t enabled_rb_mask; /* GCN harvest config */
+
+ /* Tile modes. */
uint32_t si_tile_mode_array[32];
- uint32_t si_backend_enabled_mask;
-
- boolean cik_macrotile_mode_array_valid;
uint32_t cik_macrotile_mode_array[16];
- uint32_t vce_harvest_config;
+};
+
+/* Tiling info for display code, DRI sharing, and other data. */
+struct radeon_bo_metadata {
+ /* Tiling flags describing the texture layout for display code
+ * and DRI sharing.
+ */
+ enum radeon_bo_layout microtile;
+ enum radeon_bo_layout macrotile;
+ unsigned pipe_config;
+ unsigned bankw;
+ unsigned bankh;
+ unsigned tile_split;
+ unsigned mtilea;
+ unsigned num_banks;
+ unsigned stride;
+ bool scanout;
+
+ /* Additional metadata associated with the buffer, in bytes.
+ * The maximum size is 64 * 4. This is opaque for the winsys & kernel.
+ * Supported by amdgpu only.
+ */
+ uint32_t size_metadata;
+ uint32_t metadata[64];
};
enum radeon_feature_id {
RADEON_FID_R300_CMASK_ACCESS,
};
-#define RADEON_SURF_MAX_LEVEL 32
-
-#define RADEON_SURF_TYPE_MASK 0xFF
-#define RADEON_SURF_TYPE_SHIFT 0
-#define RADEON_SURF_TYPE_1D 0
-#define RADEON_SURF_TYPE_2D 1
-#define RADEON_SURF_TYPE_3D 2
-#define RADEON_SURF_TYPE_CUBEMAP 3
-#define RADEON_SURF_TYPE_1D_ARRAY 4
-#define RADEON_SURF_TYPE_2D_ARRAY 5
-#define RADEON_SURF_MODE_MASK 0xFF
-#define RADEON_SURF_MODE_SHIFT 8
-#define RADEON_SURF_MODE_LINEAR 0
-#define RADEON_SURF_MODE_LINEAR_ALIGNED 1
-#define RADEON_SURF_MODE_1D 2
-#define RADEON_SURF_MODE_2D 3
+#define RADEON_SURF_MAX_LEVELS 15
+
+enum radeon_surf_mode {
+ RADEON_SURF_MODE_LINEAR_ALIGNED = 1,
+ RADEON_SURF_MODE_1D = 2,
+ RADEON_SURF_MODE_2D = 3,
+};
+
+/* These are defined exactly like GB_TILE_MODEn.MICRO_TILE_MODE_NEW. */
+enum radeon_micro_mode {
+ RADEON_MICRO_MODE_DISPLAY = 0,
+ RADEON_MICRO_MODE_THIN = 1,
+ RADEON_MICRO_MODE_DEPTH = 2,
+ RADEON_MICRO_MODE_ROTATED = 3,
+};
+
+/* the first 16 bits are reserved for libdrm_radeon, don't use them */
#define RADEON_SURF_SCANOUT (1 << 16)
#define RADEON_SURF_ZBUFFER (1 << 17)
#define RADEON_SURF_SBUFFER (1 << 18)
#define RADEON_SURF_Z_OR_SBUFFER (RADEON_SURF_ZBUFFER | RADEON_SURF_SBUFFER)
-#define RADEON_SURF_HAS_SBUFFER_MIPTREE (1 << 19)
-#define RADEON_SURF_HAS_TILE_MODE_INDEX (1 << 20)
+/* bits 19 and 20 are reserved for libdrm_radeon, don't use them */
#define RADEON_SURF_FMASK (1 << 21)
-
-#define RADEON_SURF_GET(v, field) (((v) >> RADEON_SURF_ ## field ## _SHIFT) & RADEON_SURF_ ## field ## _MASK)
-#define RADEON_SURF_SET(v, field) (((v) & RADEON_SURF_ ## field ## _MASK) << RADEON_SURF_ ## field ## _SHIFT)
-#define RADEON_SURF_CLR(v, field) ((v) & ~(RADEON_SURF_ ## field ## _MASK << RADEON_SURF_ ## field ## _SHIFT))
+#define RADEON_SURF_DISABLE_DCC (1 << 22)
+#define RADEON_SURF_TC_COMPATIBLE_HTILE (1 << 23)
+#define RADEON_SURF_IMPORTED (1 << 24)
+#define RADEON_SURF_OPTIMIZE_FOR_SPACE (1 << 25)
struct radeon_surf_level {
uint64_t offset;
uint64_t slice_size;
- uint32_t npix_x;
- uint32_t npix_y;
- uint32_t npix_z;
- uint32_t nblk_x;
- uint32_t nblk_y;
- uint32_t nblk_z;
- uint32_t pitch_bytes;
- uint32_t mode;
uint64_t dcc_offset;
+ uint64_t dcc_fast_clear_size;
+ uint16_t nblk_x;
+ uint16_t nblk_y;
+ enum radeon_surf_mode mode;
};
struct radeon_surf {
- /* These are inputs to the calculator. */
- uint32_t npix_x;
- uint32_t npix_y;
- uint32_t npix_z;
- uint32_t blk_w;
- uint32_t blk_h;
- uint32_t blk_d;
- uint32_t array_size;
- uint32_t last_level;
- uint32_t bpe;
- uint32_t nsamples;
+ /* Format properties. */
+ unsigned blk_w:4;
+ unsigned blk_h:4;
+ unsigned bpe:5;
+ /* Number of mipmap levels where DCC is enabled starting from level 0.
+ * Non-zero levels may be disabled due to alignment constraints, but not
+ * the first level.
+ */
+ unsigned num_dcc_levels:4;
+ unsigned is_linear:1;
uint32_t flags;
/* These are return values. Some of them can be set by the caller, but
* they will be treated as hints (e.g. bankw, bankh) and might be
* changed by the calculator.
*/
- uint64_t bo_size;
- uint64_t bo_alignment;
- /* This applies to EG and later. */
- uint32_t bankw;
- uint32_t bankh;
- uint32_t mtilea;
- uint32_t tile_split;
- uint32_t stencil_tile_split;
- uint64_t stencil_offset;
- struct radeon_surf_level level[RADEON_SURF_MAX_LEVEL];
- struct radeon_surf_level stencil_level[RADEON_SURF_MAX_LEVEL];
- uint32_t tiling_index[RADEON_SURF_MAX_LEVEL];
- uint32_t stencil_tiling_index[RADEON_SURF_MAX_LEVEL];
- uint32_t pipe_config;
- uint32_t num_banks;
-
+ uint64_t surf_size;
uint64_t dcc_size;
- uint64_t dcc_alignment;
+ uint64_t htile_size;
+
+ uint32_t surf_alignment;
+ uint32_t dcc_alignment;
+ uint32_t htile_alignment;
+
+ /* This applies to EG and later. */
+ unsigned bankw:4; /* max 8 */
+ unsigned bankh:4; /* max 8 */
+ unsigned mtilea:4; /* max 8 */
+ unsigned tile_split:13; /* max 4K */
+ unsigned stencil_tile_split:13; /* max 4K */
+ unsigned pipe_config:5; /* max 17 */
+ unsigned num_banks:5; /* max 16 */
+ unsigned macro_tile_index:4; /* max 15 */
+ unsigned micro_tile_mode:3; /* displayable, thin, depth, rotated */
+
+ /* Whether the depth miptree or stencil miptree as used by the DB are
+ * adjusted from their TC compatible form to ensure depth/stencil
+ * compatibility. If either is true, the corresponding plane cannot be
+ * sampled from.
+ */
+ unsigned depth_adjusted:1;
+ unsigned stencil_adjusted:1;
+
+ struct radeon_surf_level level[RADEON_SURF_MAX_LEVELS];
+ struct radeon_surf_level stencil_level[RADEON_SURF_MAX_LEVELS];
+ uint8_t tiling_index[RADEON_SURF_MAX_LEVELS];
+ uint8_t stencil_tiling_index[RADEON_SURF_MAX_LEVELS];
};
struct radeon_bo_list_item {
- struct pb_buffer *buf;
+ uint64_t bo_size;
uint64_t vm_address;
uint64_t priority_usage; /* mask of (1 << RADEON_PRIO_*) */
};
* \return The created buffer object.
*/
struct pb_buffer *(*buffer_create)(struct radeon_winsys *ws,
- unsigned size,
+ uint64_t size,
unsigned alignment,
- boolean use_reusable_pool,
enum radeon_bo_domain domain,
enum radeon_bo_flag flags);
enum radeon_bo_usage usage);
/**
- * Return tiling flags describing a memory layout of a buffer object.
+ * Return buffer metadata.
+ * (tiling info for display code, DRI sharing, and other data)
*
* \param buf A winsys buffer object to get the flags from.
- * \param macrotile A pointer to the return value of the microtile flag.
- * \param microtile A pointer to the return value of the macrotile flag.
- *
- * \note microtile and macrotile are not bitmasks!
+ * \param md Metadata
*/
- void (*buffer_get_tiling)(struct pb_buffer *buf,
- enum radeon_bo_layout *microtile,
- enum radeon_bo_layout *macrotile,
- unsigned *bankw, unsigned *bankh,
- unsigned *tile_split,
- unsigned *stencil_tile_split,
- unsigned *mtilea,
- bool *scanout);
+ void (*buffer_get_metadata)(struct pb_buffer *buf,
+ struct radeon_bo_metadata *md);
/**
- * Set tiling flags describing a memory layout of a buffer object.
+ * Set buffer metadata.
+ * (tiling info for display code, DRI sharing, and other data)
*
* \param buf A winsys buffer object to set the flags for.
- * \param cs A command stream to flush if the buffer is referenced by it.
- * \param macrotile A macrotile flag.
- * \param microtile A microtile flag.
- * \param stride A stride of the buffer in bytes, for texturing.
- *
- * \note microtile and macrotile are not bitmasks!
+ * \param md Metadata
*/
- void (*buffer_set_tiling)(struct pb_buffer *buf,
- struct radeon_winsys_cs *rcs,
- enum radeon_bo_layout microtile,
- enum radeon_bo_layout macrotile,
- unsigned pipe_config,
- unsigned bankw, unsigned bankh,
- unsigned tile_split,
- unsigned stencil_tile_split,
- unsigned mtilea, unsigned num_banks,
- unsigned stride,
- bool scanout);
+ void (*buffer_set_metadata)(struct pb_buffer *buf,
+ struct radeon_bo_metadata *md);
/**
* Get a winsys buffer from a winsys handle. The internal structure
*/
struct pb_buffer *(*buffer_from_handle)(struct radeon_winsys *ws,
struct winsys_handle *whandle,
- unsigned *stride);
+ unsigned *stride, unsigned *offset);
/**
* Get a winsys buffer from a user pointer. The resulting buffer can't
* \param Size Size in bytes for the new buffer.
*/
struct pb_buffer *(*buffer_from_ptr)(struct radeon_winsys *ws,
- void *pointer, unsigned size);
+ void *pointer, uint64_t size);
/**
* Whether the buffer was created from a user pointer.
* \param buf A winsys buffer object to get the handle from.
* \param whandle A winsys handle pointer.
* \param stride A stride of the buffer in bytes, for texturing.
- * \return TRUE on success.
+ * \return true on success.
*/
- boolean (*buffer_get_handle)(struct pb_buffer *buf,
- unsigned stride,
- struct winsys_handle *whandle);
+ bool (*buffer_get_handle)(struct pb_buffer *buf,
+ unsigned stride, unsigned offset,
+ unsigned slice_size,
+ struct winsys_handle *whandle);
/**
* Return the virtual address of a buffer.
*
+ * When virtual memory is not in use, this is the offset relative to the
+ * relocation base (non-zero for sub-allocated buffers).
+ *
* \param buf A winsys buffer object
* \return virtual address
*/
uint64_t (*buffer_get_virtual_address)(struct pb_buffer *buf);
+ /**
+ * Return the offset of this buffer relative to the relocation base.
+ * This is only non-zero for sub-allocated buffers.
+ *
+ * This is only supported in the radeon winsys, since amdgpu uses virtual
+ * addresses in submissions even for the video engines.
+ *
+ * \param buf A winsys buffer object
+ * \return the offset for relocations
+ */
+ unsigned (*buffer_get_reloc_offset)(struct pb_buffer *buf);
+
/**
* Query the initial placement of the buffer from the kernel driver.
*/
* \param ring_type The ring type (GFX, DMA, UVD)
* \param flush Flush callback function associated with the command stream.
* \param user User pointer that will be passed to the flush callback.
- * \param trace_buf Trace buffer when tracing is enabled
*/
struct radeon_winsys_cs *(*cs_create)(struct radeon_winsys_ctx *ctx,
enum ring_type ring_type,
void (*flush)(void *ctx, unsigned flags,
struct pipe_fence_handle **fence),
- void *flush_ctx,
- struct pb_buffer *trace_buf);
+ void *flush_ctx);
+ /**
+ * Add a constant engine IB to a graphics CS. This makes the graphics CS
+ * from "cs_create" a group of two IBs that share a buffer list and are
+ * flushed together.
+ *
+ * The returned constant CS is only a stream for writing packets to the new
+ * IB. Calling other winsys functions with it is not allowed, not even
+ * "cs_destroy".
+ *
+ * In order to add buffers and check memory usage, use the graphics CS.
+ * In order to flush it, use the graphics CS, which will flush both IBs.
+ * Destroying the graphics CS will destroy both of them.
+ *
+ * \param cs The graphics CS from "cs_create" that will hold the buffer
+ * list and will be used for flushing.
+ */
+ struct radeon_winsys_cs *(*cs_add_const_ib)(struct radeon_winsys_cs *cs);
+
+ /**
+ * Add a constant engine preamble IB to a graphics CS. This add an extra IB
+ * in similar manner to cs_add_const_ib. This should always be called after
+ * cs_add_const_ib.
+ *
+ * The returned IB is a constant engine IB that only gets flushed if the
+ * context changed.
+ *
+ * \param cs The graphics CS from "cs_create" that will hold the buffer
+ * list and will be used for flushing.
+ */
+ struct radeon_winsys_cs *(*cs_add_const_preamble_ib)(struct radeon_winsys_cs *cs);
/**
* Destroy a command stream.
*
/**
* Return the index of an already-added buffer.
*
+ * Not supported on amdgpu. Drivers with GPUVM should not care about
+ * buffer indices.
+ *
* \param cs Command stream
* \param buf Buffer
* \return The buffer index, or -1 if the buffer has not been added.
struct pb_buffer *buf);
/**
- * Return TRUE if there is enough memory in VRAM and GTT for the buffers
+ * Return true if there is enough memory in VRAM and GTT for the buffers
* added so far. If the validation fails, all buffers which have
* been added since the last call of cs_validate will be removed and
* the CS will be flushed (provided there are still any buffers).
*
* \param cs A command stream to validate.
*/
- boolean (*cs_validate)(struct radeon_winsys_cs *cs);
+ bool (*cs_validate)(struct radeon_winsys_cs *cs);
/**
- * Return TRUE if there is enough memory in VRAM and GTT for the buffers
- * added so far.
+ * Check whether the given number of dwords is available in the IB.
+ * Optionally chain a new chunk of the IB if necessary and supported.
*
- * \param cs A command stream to validate.
- * \param vram VRAM memory size pending to be use
- * \param gtt GTT memory size pending to be use
+ * \param cs A command stream.
+ * \param dw Number of CS dwords requested by the caller.
*/
- boolean (*cs_memory_below_limit)(struct radeon_winsys_cs *cs, uint64_t vram, uint64_t gtt);
+ bool (*cs_check_space)(struct radeon_winsys_cs *cs, unsigned dw);
/**
* Return the buffer list.
*
+ * This is the buffer list as passed to the kernel, i.e. it only contains
+ * the parent buffers of sub-allocated buffers.
+ *
* \param cs Command stream
* \param list Returned buffer list. Set to NULL to query the count only.
* \return The buffer count.
* \param flags, RADEON_FLUSH_ASYNC or 0.
* \param fence Pointer to a fence. If non-NULL, a fence is inserted
* after the CS and is returned through this parameter.
- * \param cs_trace_id A unique identifier of the cs, used for tracing.
+ * \return Negative POSIX error code or 0 for success.
+ * Asynchronous submissions never return an error.
+ */
+ int (*cs_flush)(struct radeon_winsys_cs *cs,
+ unsigned flags,
+ struct pipe_fence_handle **fence);
+
+ /**
+ * Create a fence before the CS is flushed.
+ * The user must flush manually to complete the initializaton of the fence.
+ * The fence must not be used before the flush.
*/
- void (*cs_flush)(struct radeon_winsys_cs *cs,
- unsigned flags,
- struct pipe_fence_handle **fence,
- uint32_t cs_trace_id);
+ struct pipe_fence_handle *(*cs_get_next_fence)(struct radeon_winsys_cs *cs);
/**
- * Return TRUE if a buffer is referenced by a command stream.
+ * Return true if a buffer is referenced by a command stream.
*
* \param cs A command stream.
* \param buf A winsys buffer.
*/
- boolean (*cs_is_buffer_referenced)(struct radeon_winsys_cs *cs,
- struct pb_buffer *buf,
- enum radeon_bo_usage usage);
+ bool (*cs_is_buffer_referenced)(struct radeon_winsys_cs *cs,
+ struct pb_buffer *buf,
+ enum radeon_bo_usage usage);
/**
* Request access to a feature for a command stream.
* \param fid Feature ID, one of RADEON_FID_*
* \param enable Whether to enable or disable the feature.
*/
- boolean (*cs_request_feature)(struct radeon_winsys_cs *cs,
- enum radeon_feature_id fid,
- boolean enable);
+ bool (*cs_request_feature)(struct radeon_winsys_cs *cs,
+ enum radeon_feature_id fid,
+ bool enable);
/**
* Make sure all asynchronous flush of the cs have completed
*
* Initialize surface
*
* \param ws The winsys this function is called from.
- * \param surf Surface structure ptr
+ * \param tex Input texture description
+ * \param flags Bitmask of RADEON_SURF_* flags
+ * \param bpe Bytes per pixel, it can be different for Z buffers.
+ * \param mode Preferred tile mode. (linear, 1D, or 2D)
+ * \param surf Output structure
*/
int (*surface_init)(struct radeon_winsys *ws,
- struct radeon_surf *surf);
-
- /**
- * Find best values for a surface
- *
- * \param ws The winsys this function is called from.
- * \param surf Surface structure ptr
- */
- int (*surface_best)(struct radeon_winsys *ws,
+ const struct pipe_resource *tex,
+ unsigned flags, unsigned bpe,
+ enum radeon_surf_mode mode,
struct radeon_surf *surf);
uint64_t (*query_value)(struct radeon_winsys *ws,
unsigned num_registers, uint32_t *out);
};
+static inline bool radeon_emitted(struct radeon_winsys_cs *cs, unsigned num_dw)
+{
+ return cs && (cs->prev_dw + cs->current.cdw > num_dw);
+}
static inline void radeon_emit(struct radeon_winsys_cs *cs, uint32_t value)
{
- cs->buf[cs->cdw++] = value;
+ cs->current.buf[cs->current.cdw++] = value;
}
static inline void radeon_emit_array(struct radeon_winsys_cs *cs,
const uint32_t *values, unsigned count)
{
- memcpy(cs->buf+cs->cdw, values, count * 4);
- cs->cdw += count;
+ memcpy(cs->current.buf + cs->current.cdw, values, count * 4);
+ cs->current.cdw += count;
}
#endif