diff options
Diffstat (limited to 'src/gallium/winsys/radeon/drm/radeon_winsys.h')
| -rw-r--r-- | src/gallium/winsys/radeon/drm/radeon_winsys.h | 352 |
1 files changed, 302 insertions, 50 deletions
diff --git a/src/gallium/winsys/radeon/drm/radeon_winsys.h b/src/gallium/winsys/radeon/drm/radeon_winsys.h index 9ecbb074572..ca0e6624138 100644 --- a/src/gallium/winsys/radeon/drm/radeon_winsys.h +++ b/src/gallium/winsys/radeon/drm/radeon_winsys.h @@ -1,67 +1,319 @@ /* - * Copyright © 2009 Corbin Simpson - * All Rights Reserved. + * Copyright 2008 Corbin Simpson <[email protected]> + * Copyright 2010 Marek Olšák <[email protected]> * - * 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, sub license, 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: + * 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 + * on the rights to use, copy, modify, merge, publish, distribute, sub + * license, 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 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 - * NON-INFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS, AUTHORS - * AND/OR ITS SUPPLIERS 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. + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. * - * The above copyright notice and this permission notice (including the - * next paragraph) shall be included in all copies or substantial portions - * of the Software. - */ -/* - * Authors: - * Corbin Simpson <[email protected]> - */ + * 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 NON-INFRINGEMENT. IN NO EVENT SHALL + * THE AUTHOR(S) AND/OR THEIR SUPPLIERS 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. */ + #ifndef RADEON_WINSYS_H #define RADEON_WINSYS_H -#include "r300_winsys.h" +/* The public winsys interface header for the radeon driver. */ -struct radeon_drm_winsys { - struct r300_winsys_screen base; +#include "pipebuffer/pb_bufmgr.h" +#include "pipe/p_defines.h" +#include "pipe/p_state.h" - int fd; /* DRM file descriptor */ - int num_cs; /* The number of command streams created. */ +#define RADEON_MAX_CMDBUF_DWORDS (16 * 1024) +#define RADEON_FLUSH_ASYNC (1 << 0) - struct pb_manager *kman; - struct pb_manager *cman; +/* Tiling flags. */ +enum radeon_bo_layout { + RADEON_LAYOUT_LINEAR = 0, + RADEON_LAYOUT_TILED, + RADEON_LAYOUT_SQUARETILED, - uint32_t pci_id; /* PCI ID */ - uint32_t gb_pipes; /* GB pipe count */ - uint32_t z_pipes; /* Z pipe count (rv530 only) */ - uint32_t gart_size; /* GART size. */ - uint32_t vram_size; /* VRAM size. */ - uint32_t num_cpus; /* Number of CPUs. */ + RADEON_LAYOUT_UNKNOWN +}; + +enum radeon_bo_domain { /* bitfield */ + RADEON_DOMAIN_GTT = 2, + RADEON_DOMAIN_VRAM = 4 +}; - unsigned drm_major; - unsigned drm_minor; - unsigned drm_patchlevel; +struct winsys_handle; +struct radeon_winsys_cs_handle; /* for write_reloc etc. */ - /* Hyper-Z user */ - boolean hyperz; - /* AA compression (CMask) */ - boolean aacompress; +struct radeon_winsys_cs { + unsigned cdw; /* Number of used dwords. */ + uint32_t *buf; /* The command buffer. */ }; -static INLINE struct radeon_drm_winsys * -radeon_drm_winsys(struct r300_winsys_screen *base) -{ - return (struct radeon_drm_winsys*)base; -} +enum radeon_value_id { + RADEON_VID_PCI_ID, + RADEON_VID_R300_GB_PIPES, + RADEON_VID_R300_Z_PIPES, + RADEON_VID_GART_SIZE, + RADEON_VID_VRAM_SIZE, + RADEON_VID_DRM_MAJOR, + RADEON_VID_DRM_MINOR, + RADEON_VID_DRM_PATCHLEVEL, + + /* These should probably go away: */ + + /* R300 features: + * - Hyper-Z + * - GB_Z_PEQ_CONFIG on rv350->r4xx + * - R500 FG_ALPHA_VALUE + * + * R600 features: + * - TBD + */ + RADEON_VID_DRM_2_6_0, + + /* R300 features: + * - R500 US_FORMAT regs + * - R500 ARGB2101010 colorbuffer + * - CMask and AA regs + * - R16F/RG16F + * + * R600 features: + * - TBD + */ + RADEON_VID_DRM_2_8_0, + + RADEON_VID_CAN_HYPERZ, /* ZMask + HiZ */ + RADEON_VID_CAN_AACOMPRESS, /* CMask */ +}; + +struct radeon_winsys { + /** + * Destroy this winsys. + * + * \param ws The winsys this function is called from. + */ + void (*destroy)(struct radeon_winsys *ws); + + /** + * Query a system value from a winsys. + * + * \param ws The winsys this function is called from. + * \param vid One of the RADEON_VID_* enums. + */ + uint32_t (*get_value)(struct radeon_winsys *ws, + enum radeon_value_id vid); + + /************************************************************************** + * Buffer management. Buffer attributes are mostly fixed over its lifetime. + * + * Remember that gallium gets to choose the interface it needs, and the + * window systems must then implement that interface (rather than the + * other way around...). + *************************************************************************/ + + /** + * Create a buffer object. + * + * \param ws The winsys this function is called from. + * \param size The size to allocate. + * \param alignment An alignment of the buffer in memory. + * \param bind A bitmask of the PIPE_BIND_* flags. + * \param usage A bitmask of the PIPE_USAGE_* flags. + * \param domain A bitmask of the RADEON_DOMAIN_* flags. + * \return The created buffer object. + */ + struct pb_buffer *(*buffer_create)(struct radeon_winsys *ws, + unsigned size, + unsigned alignment, + unsigned bind, + unsigned usage, + enum radeon_bo_domain domain); + + struct radeon_winsys_cs_handle *(*buffer_get_cs_handle)( + struct pb_buffer *buf); + + /** + * Map the entire data store of a buffer object into the client's address + * space. + * + * \param buf A winsys buffer object to map. + * \param cs A command stream to flush if the buffer is referenced by it. + * \param usage A bitmask of the PIPE_TRANSFER_* flags. + * \return The pointer at the beginning of the buffer. + */ + void *(*buffer_map)(struct pb_buffer *buf, + struct radeon_winsys_cs *cs, + enum pipe_transfer_usage usage); + + /** + * Unmap a buffer object from the client's address space. + * + * \param buf A winsys buffer object to unmap. + */ + void (*buffer_unmap)(struct pb_buffer *buf); + + /** + * Return TRUE if a buffer object is being used by the GPU. + * + * \param buf A winsys buffer object. + */ + boolean (*buffer_is_busy)(struct pb_buffer *buf); + + /** + * Wait for a buffer object until it is not used by a GPU. This is + * equivalent to a fence placed after the last command using the buffer, + * and synchronizing to the fence. + * + * \param buf A winsys buffer object to wait for. + */ + void (*buffer_wait)(struct pb_buffer *buf); + + /** + * Return tiling flags describing a memory layout of a buffer object. + * + * \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! + */ + void (*buffer_get_tiling)(struct pb_buffer *buf, + enum radeon_bo_layout *microtile, + enum radeon_bo_layout *macrotile); + + /** + * Set tiling flags describing a memory layout of a buffer object. + * + * \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! + */ + void (*buffer_set_tiling)(struct pb_buffer *buf, + struct radeon_winsys_cs *cs, + enum radeon_bo_layout microtile, + enum radeon_bo_layout macrotile, + unsigned stride); + + /** + * Get a winsys buffer from a winsys handle. The internal structure + * of the handle is platform-specific and only a winsys should access it. + * + * \param ws The winsys this function is called from. + * \param whandle A winsys handle pointer as was received from a state + * tracker. + * \param stride The returned buffer stride in bytes. + * \param size The returned buffer size. + */ + struct pb_buffer *(*buffer_from_handle)(struct radeon_winsys *ws, + struct winsys_handle *whandle, + unsigned *stride, + unsigned *size); + + /** + * Get a winsys handle from a winsys buffer. The internal structure + * of the handle is platform-specific and only a winsys should access it. + * + * \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. + */ + boolean (*buffer_get_handle)(struct pb_buffer *buf, + unsigned stride, + struct winsys_handle *whandle); + + /************************************************************************** + * Command submission. + * + * Each pipe context should create its own command stream and submit + * commands independently of other contexts. + *************************************************************************/ + + /** + * Create a command stream. + * + * \param ws The winsys this function is called from. + */ + struct radeon_winsys_cs *(*cs_create)(struct radeon_winsys *ws); + + /** + * Destroy a command stream. + * + * \param cs A command stream to destroy. + */ + void (*cs_destroy)(struct radeon_winsys_cs *cs); + + /** + * Add a new buffer relocation. Every relocation must first be added + * before it can be written. + * + * \param cs A command stream to add buffer for validation against. + * \param buf A winsys buffer to validate. + * \param rd A read domain containing a bitmask of the RADEON_DOMAIN_* flags. + * \param wd A write domain containing a bitmask of the RADEON_DOMAIN_* flags. + */ + void (*cs_add_reloc)(struct radeon_winsys_cs *cs, + struct radeon_winsys_cs_handle *buf, + enum radeon_bo_domain rd, + enum radeon_bo_domain wd); + + /** + * Return TRUE if there is enough memory in VRAM and GTT for the relocs + * added so far. + * + * \param cs A command stream to validate. + */ + boolean (*cs_validate)(struct radeon_winsys_cs *cs); + + /** + * Write a relocated dword to a command buffer. + * + * \param cs A command stream the relocation is written to. + * \param buf A winsys buffer to write the relocation for. + * \param rd A read domain containing a bitmask of the RADEON_DOMAIN_* flags. + * \param wd A write domain containing a bitmask of the RADEON_DOMAIN_* flags. + */ + void (*cs_write_reloc)(struct radeon_winsys_cs *cs, + struct radeon_winsys_cs_handle *buf); + + /** + * Flush a command stream. + * + * \param cs A command stream to flush. + * \param flags, RADEON_FLUSH_ASYNC or 0. + */ + void (*cs_flush)(struct radeon_winsys_cs *cs, unsigned flags); + + /** + * Set a flush callback which is called from winsys when flush is + * required. + * + * \param cs A command stream to set the callback for. + * \param flush A flush callback function associated with the command stream. + * \param user A user pointer that will be passed to the flush callback. + */ + void (*cs_set_flush)(struct radeon_winsys_cs *cs, + void (*flush)(void *ctx, unsigned flags), + void *user); + + /** + * 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 radeon_winsys_cs_handle *buf); +}; #endif |