diff options
Diffstat (limited to 'shared-core/drm.h')
-rw-r--r-- | shared-core/drm.h | 380 |
1 files changed, 349 insertions, 31 deletions
diff --git a/shared-core/drm.h b/shared-core/drm.h index 218a469d..507f0478 100644 --- a/shared-core/drm.h +++ b/shared-core/drm.h @@ -557,11 +557,8 @@ union drm_wait_vblank { }; -enum drm_modeset_ctl_cmd { - _DRM_PRE_MODESET = 1, - _DRM_POST_MODESET = 2, -}; - +#define _DRM_PRE_MODESET 1 +#define _DRM_POST_MODESET 2 /** * DRM_IOCTL_MODESET_CTL ioctl argument type @@ -645,6 +642,324 @@ struct drm_set_version { int drm_dd_minor; }; + +#define DRM_FENCE_FLAG_EMIT 0x00000001 +#define DRM_FENCE_FLAG_SHAREABLE 0x00000002 +/** + * On hardware with no interrupt events for operation completion, + * indicates that the kernel should sleep while waiting for any blocking + * operation to complete rather than spinning. + * + * Has no effect otherwise. + */ +#define DRM_FENCE_FLAG_WAIT_LAZY 0x00000004 +#define DRM_FENCE_FLAG_NO_USER 0x00000010 + +/* Reserved for driver use */ +#define DRM_FENCE_MASK_DRIVER 0xFF000000 + +#define DRM_FENCE_TYPE_EXE 0x00000001 + +struct drm_fence_arg { + unsigned int handle; + unsigned int fence_class; + unsigned int type; + unsigned int flags; + unsigned int signaled; + unsigned int error; + unsigned int sequence; + unsigned int pad64; + uint64_t expand_pad[2]; /*Future expansion */ +}; + +/* Buffer permissions, referring to how the GPU uses the buffers. + * these translate to fence types used for the buffers. + * Typically a texture buffer is read, A destination buffer is write and + * a command (batch-) buffer is exe. Can be or-ed together. + */ + +#define DRM_BO_FLAG_READ (1ULL << 0) +#define DRM_BO_FLAG_WRITE (1ULL << 1) +#define DRM_BO_FLAG_EXE (1ULL << 2) + +/* + * All of the bits related to access mode + */ +#define DRM_BO_MASK_ACCESS (DRM_BO_FLAG_READ | DRM_BO_FLAG_WRITE | DRM_BO_FLAG_EXE) +/* + * Status flags. Can be read to determine the actual state of a buffer. + * Can also be set in the buffer mask before validation. + */ + +/* + * Mask: Never evict this buffer. Not even with force. This type of buffer is only + * available to root and must be manually removed before buffer manager shutdown + * or lock. + * Flags: Acknowledge + */ +#define DRM_BO_FLAG_NO_EVICT (1ULL << 4) + +/* + * Mask: Require that the buffer is placed in mappable memory when validated. + * If not set the buffer may or may not be in mappable memory when validated. + * Flags: If set, the buffer is in mappable memory. + */ +#define DRM_BO_FLAG_MAPPABLE (1ULL << 5) + +/* Mask: The buffer should be shareable with other processes. + * Flags: The buffer is shareable with other processes. + */ +#define DRM_BO_FLAG_SHAREABLE (1ULL << 6) + +/* Mask: If set, place the buffer in cache-coherent memory if available. + * If clear, never place the buffer in cache coherent memory if validated. + * Flags: The buffer is currently in cache-coherent memory. + */ +#define DRM_BO_FLAG_CACHED (1ULL << 7) + +/* Mask: Make sure that every time this buffer is validated, + * it ends up on the same location provided that the memory mask is the same. + * The buffer will also not be evicted when claiming space for + * other buffers. Basically a pinned buffer but it may be thrown out as + * part of buffer manager shutdown or locking. + * Flags: Acknowledge. + */ +#define DRM_BO_FLAG_NO_MOVE (1ULL << 8) + +/* Mask: Make sure the buffer is in cached memory when mapped. In conjunction + * with DRM_BO_FLAG_CACHED it also allows the buffer to be bound into the GART + * with unsnooped PTEs instead of snooped, by using chipset-specific cache + * flushing at bind time. A better name might be DRM_BO_FLAG_TT_UNSNOOPED, + * as the eviction to local memory (TTM unbind) on map is just a side effect + * to prevent aggressive cache prefetch from the GPU disturbing the cache + * management that the DRM is doing. + * + * Flags: Acknowledge. + * Buffers allocated with this flag should not be used for suballocators + * This type may have issues on CPUs with over-aggressive caching + * http://marc.info/?l=linux-kernel&m=102376926732464&w=2 + */ +#define DRM_BO_FLAG_CACHED_MAPPED (1ULL << 19) + + +/* Mask: Force DRM_BO_FLAG_CACHED flag strictly also if it is set. + * Flags: Acknowledge. + */ +#define DRM_BO_FLAG_FORCE_CACHING (1ULL << 13) + +/* + * Mask: Force DRM_BO_FLAG_MAPPABLE flag strictly also if it is clear. + * Flags: Acknowledge. + */ +#define DRM_BO_FLAG_FORCE_MAPPABLE (1ULL << 14) +#define DRM_BO_FLAG_TILE (1ULL << 15) + +/* + * Memory type flags that can be or'ed together in the mask, but only + * one appears in flags. + */ + +/* System memory */ +#define DRM_BO_FLAG_MEM_LOCAL (1ULL << 24) +/* Translation table memory */ +#define DRM_BO_FLAG_MEM_TT (1ULL << 25) +/* Vram memory */ +#define DRM_BO_FLAG_MEM_VRAM (1ULL << 26) +/* Up to the driver to define. */ +#define DRM_BO_FLAG_MEM_PRIV0 (1ULL << 27) +#define DRM_BO_FLAG_MEM_PRIV1 (1ULL << 28) +#define DRM_BO_FLAG_MEM_PRIV2 (1ULL << 29) +#define DRM_BO_FLAG_MEM_PRIV3 (1ULL << 30) +#define DRM_BO_FLAG_MEM_PRIV4 (1ULL << 31) +/* We can add more of these now with a 64-bit flag type */ + +/* + * This is a mask covering all of the memory type flags; easier to just + * use a single constant than a bunch of | values. It covers + * DRM_BO_FLAG_MEM_LOCAL through DRM_BO_FLAG_MEM_PRIV4 + */ +#define DRM_BO_MASK_MEM 0x00000000FF000000ULL +/* + * This adds all of the CPU-mapping options in with the memory + * type to label all bits which change how the page gets mapped + */ +#define DRM_BO_MASK_MEMTYPE (DRM_BO_MASK_MEM | \ + DRM_BO_FLAG_CACHED_MAPPED | \ + DRM_BO_FLAG_CACHED | \ + DRM_BO_FLAG_MAPPABLE) + +/* Driver-private flags */ +#define DRM_BO_MASK_DRIVER 0xFFFF000000000000ULL + +/* + * Don't block on validate and map. Instead, return EBUSY. + */ +#define DRM_BO_HINT_DONT_BLOCK 0x00000002 +/* + * Don't place this buffer on the unfenced list. This means + * that the buffer will not end up having a fence associated + * with it as a result of this operation + */ +#define DRM_BO_HINT_DONT_FENCE 0x00000004 +/** + * On hardware with no interrupt events for operation completion, + * indicates that the kernel should sleep while waiting for any blocking + * operation to complete rather than spinning. + * + * Has no effect otherwise. + */ +#define DRM_BO_HINT_WAIT_LAZY 0x00000008 +/* + * The client has compute relocations refering to this buffer using the + * offset in the presumed_offset field. If that offset ends up matching + * where this buffer lands, the kernel is free to skip executing those + * relocations + */ +#define DRM_BO_HINT_PRESUMED_OFFSET 0x00000010 + +#define DRM_BO_INIT_MAGIC 0xfe769812 +#define DRM_BO_INIT_MAJOR 1 +#define DRM_BO_INIT_MINOR 0 +#define DRM_BO_INIT_PATCH 0 + + +struct drm_bo_info_req { + uint64_t mask; + uint64_t flags; + unsigned int handle; + unsigned int hint; + unsigned int fence_class; + unsigned int desired_tile_stride; + unsigned int tile_info; + unsigned int pad64; + uint64_t presumed_offset; +}; + +struct drm_bo_create_req { + uint64_t flags; + uint64_t size; + uint64_t buffer_start; + unsigned int hint; + unsigned int page_alignment; +}; + + +/* + * Reply flags + */ + +#define DRM_BO_REP_BUSY 0x00000001 + +struct drm_bo_info_rep { + uint64_t flags; + uint64_t proposed_flags; + uint64_t size; + uint64_t offset; + uint64_t arg_handle; + uint64_t buffer_start; + unsigned int handle; + unsigned int fence_flags; + unsigned int rep_flags; + unsigned int page_alignment; + unsigned int desired_tile_stride; + unsigned int hw_tile_stride; + unsigned int tile_info; + unsigned int pad64; + uint64_t expand_pad[4]; /*Future expansion */ +}; + +struct drm_bo_arg_rep { + struct drm_bo_info_rep bo_info; + int ret; + unsigned int pad64; +}; + +struct drm_bo_create_arg { + union { + struct drm_bo_create_req req; + struct drm_bo_info_rep rep; + } d; +}; + +struct drm_bo_handle_arg { + unsigned int handle; +}; + +struct drm_bo_reference_info_arg { + union { + struct drm_bo_handle_arg req; + struct drm_bo_info_rep rep; + } d; +}; + +struct drm_bo_map_wait_idle_arg { + union { + struct drm_bo_info_req req; + struct drm_bo_info_rep rep; + } d; +}; + +struct drm_bo_op_req { + enum { + drm_bo_validate, + drm_bo_fence, + drm_bo_ref_fence, + } op; + unsigned int arg_handle; + struct drm_bo_info_req bo_req; +}; + + +struct drm_bo_op_arg { + uint64_t next; + union { + struct drm_bo_op_req req; + struct drm_bo_arg_rep rep; + } d; + int handled; + unsigned int pad64; +}; + + +#define DRM_BO_MEM_LOCAL 0 +#define DRM_BO_MEM_TT 1 +#define DRM_BO_MEM_VRAM 2 +#define DRM_BO_MEM_PRIV0 3 +#define DRM_BO_MEM_PRIV1 4 +#define DRM_BO_MEM_PRIV2 5 +#define DRM_BO_MEM_PRIV3 6 +#define DRM_BO_MEM_PRIV4 7 + +#define DRM_BO_MEM_TYPES 8 /* For now. */ + +#define DRM_BO_LOCK_UNLOCK_BM (1 << 0) +#define DRM_BO_LOCK_IGNORE_NO_EVICT (1 << 1) + +struct drm_bo_version_arg { + uint32_t major; + uint32_t minor; + uint32_t patchlevel; +}; + +struct drm_mm_type_arg { + unsigned int mem_type; + unsigned int lock_flags; +}; + +struct drm_mm_init_arg { + unsigned int magic; + unsigned int major; + unsigned int minor; + unsigned int mem_type; + uint64_t p_offset; + uint64_t p_size; +}; + +struct drm_mm_info_arg { + unsigned int mem_type; + uint64_t p_size; +}; + struct drm_gem_close { /** Handle of the object to be closed. */ uint32_t handle; @@ -670,8 +985,6 @@ struct drm_gem_open { uint64_t size; }; -#include "drm_mode.h" - /** * \name Ioctls Definitions */ @@ -714,9 +1027,6 @@ struct drm_gem_open { #define DRM_IOCTL_SET_SAREA_CTX DRM_IOW( 0x1c, struct drm_ctx_priv_map) #define DRM_IOCTL_GET_SAREA_CTX DRM_IOWR(0x1d, struct drm_ctx_priv_map) -#define DRM_IOCTL_SET_MASTER DRM_IO(0x1e) -#define DRM_IOCTL_DROP_MASTER DRM_IO(0x1f) - #define DRM_IOCTL_ADD_CTX DRM_IOWR(0x20, struct drm_ctx) #define DRM_IOCTL_RM_CTX DRM_IOWR(0x21, struct drm_ctx) #define DRM_IOCTL_MOD_CTX DRM_IOW( 0x22, struct drm_ctx) @@ -747,27 +1057,30 @@ struct drm_gem_open { #define DRM_IOCTL_UPDATE_DRAW DRM_IOW(0x3f, struct drm_update_draw) -#define DRM_IOCTL_MODE_GETRESOURCES DRM_IOWR(0xA0, struct drm_mode_card_res) - -#define DRM_IOCTL_MODE_GETCRTC DRM_IOWR(0xA1, struct drm_mode_crtc) -#define DRM_IOCTL_MODE_SETCRTC DRM_IOWR(0xA2, struct drm_mode_crtc) -#define DRM_IOCTL_MODE_CURSOR DRM_IOWR(0xA3, struct drm_mode_cursor) -#define DRM_IOCTL_MODE_GETGAMMA DRM_IOWR(0xA4, struct drm_mode_crtc_lut) -#define DRM_IOCTL_MODE_SETGAMMA DRM_IOWR(0xA5, struct drm_mode_crtc_lut) - -#define DRM_IOCTL_MODE_GETENCODER DRM_IOWR(0xA6, struct drm_mode_get_encoder) - -#define DRM_IOCTL_MODE_GETCONNECTOR DRM_IOWR(0xA7, struct drm_mode_get_connector) -#define DRM_IOCTL_MODE_ATTACHMODE DRM_IOWR(0xA8, struct drm_mode_mode_cmd) -#define DRM_IOCTL_MODE_DETACHMODE DRM_IOWR(0xA9, struct drm_mode_mode_cmd) -#define DRM_IOCTL_MODE_GETPROPERTY DRM_IOWR(0xAA, struct drm_mode_get_property) -#define DRM_IOCTL_MODE_SETPROPERTY DRM_IOWR(0xAB, struct drm_mode_connector_set_property) -#define DRM_IOCTL_MODE_GETPROPBLOB DRM_IOWR(0xAC, struct drm_mode_get_blob) - -#define DRM_IOCTL_MODE_GETFB DRM_IOWR(0xAD, struct drm_mode_fb_cmd) -#define DRM_IOCTL_MODE_ADDFB DRM_IOWR(0xAE, struct drm_mode_fb_cmd) -#define DRM_IOCTL_MODE_RMFB DRM_IOWR(0xAF, uint32_t) -#define DRM_IOCTL_MODE_REPLACEFB DRM_IOWR(0xB0, struct drm_mode_fb_cmd) +#define DRM_IOCTL_MM_INIT DRM_IOWR(0xc0, struct drm_mm_init_arg) +#define DRM_IOCTL_MM_TAKEDOWN DRM_IOWR(0xc1, struct drm_mm_type_arg) +#define DRM_IOCTL_MM_LOCK DRM_IOWR(0xc2, struct drm_mm_type_arg) +#define DRM_IOCTL_MM_UNLOCK DRM_IOWR(0xc3, struct drm_mm_type_arg) + +#define DRM_IOCTL_FENCE_CREATE DRM_IOWR(0xc4, struct drm_fence_arg) +#define DRM_IOCTL_FENCE_REFERENCE DRM_IOWR(0xc6, struct drm_fence_arg) +#define DRM_IOCTL_FENCE_UNREFERENCE DRM_IOWR(0xc7, struct drm_fence_arg) +#define DRM_IOCTL_FENCE_SIGNALED DRM_IOWR(0xc8, struct drm_fence_arg) +#define DRM_IOCTL_FENCE_FLUSH DRM_IOWR(0xc9, struct drm_fence_arg) +#define DRM_IOCTL_FENCE_WAIT DRM_IOWR(0xca, struct drm_fence_arg) +#define DRM_IOCTL_FENCE_EMIT DRM_IOWR(0xcb, struct drm_fence_arg) +#define DRM_IOCTL_FENCE_BUFFERS DRM_IOWR(0xcc, struct drm_fence_arg) + +#define DRM_IOCTL_BO_CREATE DRM_IOWR(0xcd, struct drm_bo_create_arg) +#define DRM_IOCTL_BO_MAP DRM_IOWR(0xcf, struct drm_bo_map_wait_idle_arg) +#define DRM_IOCTL_BO_UNMAP DRM_IOWR(0xd0, struct drm_bo_handle_arg) +#define DRM_IOCTL_BO_REFERENCE DRM_IOWR(0xd1, struct drm_bo_reference_info_arg) +#define DRM_IOCTL_BO_UNREFERENCE DRM_IOWR(0xd2, struct drm_bo_handle_arg) +#define DRM_IOCTL_BO_SETSTATUS DRM_IOWR(0xd3, struct drm_bo_map_wait_idle_arg) +#define DRM_IOCTL_BO_INFO DRM_IOWR(0xd4, struct drm_bo_reference_info_arg) +#define DRM_IOCTL_BO_WAIT_IDLE DRM_IOWR(0xd5, struct drm_bo_map_wait_idle_arg) +#define DRM_IOCTL_BO_VERSION DRM_IOR(0xd6, struct drm_bo_version_arg) +#define DRM_IOCTL_MM_INFO DRM_IOWR(0xd7, struct drm_mm_info_arg) /*@}*/ @@ -823,6 +1136,11 @@ typedef struct drm_agp_binding drm_agp_binding_t; typedef struct drm_agp_info drm_agp_info_t; typedef struct drm_scatter_gather drm_scatter_gather_t; typedef struct drm_set_version drm_set_version_t; + +typedef struct drm_fence_arg drm_fence_arg_t; +typedef struct drm_mm_type_arg drm_mm_type_arg_t; +typedef struct drm_mm_init_arg drm_mm_init_arg_t; +typedef enum drm_bo_type drm_bo_type_t; #endif #endif |