diff options
author | Jakob Bornecrantz <[email protected]> | 2008-04-07 19:40:43 +0200 |
---|---|---|
committer | Jakob Bornecrantz <[email protected]> | 2008-04-07 19:40:43 +0200 |
commit | d5d93a31580cf58744b4d186a4ab8fac09743a33 (patch) | |
tree | bf12baafd02e373384c5e4f624a299ff08190fb5 /src | |
parent | d945e8ddd7cc8f2882ea0a2336bc2e534a1bca78 (diff) |
i915: Pulled in changes from i915tex
Diffstat (limited to 'src')
23 files changed, 3712 insertions, 726 deletions
diff --git a/src/gallium/winsys/dri/intel/Makefile b/src/gallium/winsys/dri/intel/Makefile index 40654bb2ac3..f1409392484 100644 --- a/src/gallium/winsys/dri/intel/Makefile +++ b/src/gallium/winsys/dri/intel/Makefile @@ -19,11 +19,14 @@ DRIVER_SOURCES = \ intel_context.c \ intel_lock.c \ intel_screen.c \ - intel_batchpool.c + ws_dri_bufmgr.c \ + ws_dri_drmpool.c \ + ws_dri_fencemgr.c \ + ws_dri_mallocpool.c \ + ws_dri_slabpool.c C_SOURCES = \ $(COMMON_GALLIUM_SOURCES) \ - $(COMMON_BM_SOURCES) \ $(DRIVER_SOURCES) ASM_SOURCES = diff --git a/src/gallium/winsys/dri/intel/intel_batchbuffer.c b/src/gallium/winsys/dri/intel/intel_batchbuffer.c index 5830b88b37e..05223bf700d 100644 --- a/src/gallium/winsys/dri/intel/intel_batchbuffer.c +++ b/src/gallium/winsys/dri/intel/intel_batchbuffer.c @@ -25,108 +25,95 @@ * **************************************************************************/ -#include <errno.h> -#include <stdio.h> #include "intel_batchbuffer.h" -#include "intel_context.h" -#include "intel_screen.h" -#include "intel_reg.h" -#include "drm.h" - -/* Relocations in kernel space: - * - pass dma buffer seperately - * - memory manager knows how to patch - * - pass list of dependent buffers - * - pass relocation list - * - * Either: - * - get back an offset for buffer to fire - * - memory manager knows how to fire buffer - * - * Really want the buffer to be AGP and pinned. - * - */ - -/* Cliprect fence: The highest fence protecting a dma buffer - * containing explicit cliprect information. Like the old drawable - * lock but irq-driven. X server must wait for this fence to expire - * before changing cliprects [and then doing sw rendering?]. For - * other dma buffers, the scheduler will grab current cliprect info - * and mix into buffer. X server must hold the lock while changing - * cliprects??? Make per-drawable. Need cliprects in shared memory - * -- beats storing them with every cmd buffer in the queue. - * - * ==> X server must wait for this fence to expire before touching the - * framebuffer with new cliprects. - * - * ==> Cliprect-dependent buffers associated with a - * cliprect-timestamp. All of the buffers associated with a timestamp - * must go to hardware before any buffer with a newer timestamp. - * - * ==> Dma should be queued per-drawable for correct X/GL - * synchronization. Or can fences be used for this? - * - * Applies to: Blit operations, metaops, X server operations -- X - * server automatically waits on its own dma to complete before - * modifying cliprects ??? - */ +#include "intel_ioctl.h" +#include <errno.h> +#if 0 static void -intel_dump_batchbuffer(uint offset, uint * ptr, uint count) +intel_dump_batchbuffer(GLuint offset, GLuint * ptr, GLuint count) { int i; - printf("\n\n\nSTART BATCH (%d dwords):\n", count / 4); - for (i = 0; i < count / 4; i += 1) - printf("\t0x%08x\n", ptr[i]); - printf("END BATCH\n\n\n"); + fprintf(stderr, "\n\n\nSTART BATCH (%d dwords):\n", count / 4); + for (i = 0; i < count / 4; i += 4) + fprintf(stderr, "0x%x:\t0x%08x 0x%08x 0x%08x 0x%08x\n", + offset + i * 4, ptr[i], ptr[i + 1], ptr[i + 2], ptr[i + 3]); + fprintf(stderr, "END BATCH\n\n\n"); +} +#endif + +static void +intel_realloc_relocs(struct intel_batchbuffer *batch, int num_relocs) +{ + unsigned long size = num_relocs * I915_RELOC0_STRIDE + I915_RELOC_HEADER; + + size *= sizeof(uint32_t); + batch->reloc = realloc(batch->reloc, size); + batch->reloc_size = num_relocs; } void intel_batchbuffer_reset(struct intel_batchbuffer *batch) { - int i; - - if (batch->map) { - driBOUnmap(batch->buffer); - batch->map = NULL; - } - /* * Get a new, free batchbuffer. */ - batch->size = BATCH_SZ; - driBOData(batch->buffer, batch->size, NULL, 0); + drmBO *bo; + struct drm_bo_info_req *req; + + driBOUnrefUserList(batch->list); + driBOResetList(batch->list); - driBOResetList(&batch->list); + batch->size = 4096; // ZZZ JB batch->intel->intelScreen->maxBatchSize; + driBOData(batch->buffer, batch->size, NULL, NULL, 0); /* - * Unreference buffers previously on the relocation list. + * Add the batchbuffer to the validate list. */ - for (i = 0; i < batch->nr_relocs; i++) { - struct buffer_reloc *r = &batch->reloc[i]; - driBOUnReference(r->buf); - } - batch->list_count = 0; - batch->nr_relocs = 0; - batch->flags = 0; + driBOAddListItem(batch->list, batch->buffer, + DRM_BO_FLAG_EXE | DRM_BO_FLAG_MEM_TT, + DRM_BO_FLAG_EXE | DRM_BO_MASK_MEM, + &batch->dest_location, &batch->node); + + req = &batch->node->bo_arg.d.req.bo_req; /* - * We don't refcount the batchbuffer itself since we can't destroy it - * while it's on the list. + * Set up information needed for us to make relocations + * relative to the underlying drm buffer objects. */ - driBOAddListItem(&batch->list, batch->buffer, - DRM_BO_FLAG_MEM_TT | DRM_BO_FLAG_EXE, - DRM_BO_MASK_MEM | DRM_BO_FLAG_EXE); + driReadLockKernelBO(); + bo = driBOKernel(batch->buffer); + req->presumed_offset = (uint64_t) bo->offset; + req->hint = DRM_BO_HINT_PRESUMED_OFFSET; + batch->drmBOVirtual = (uint8_t *) bo->virtual; + driReadUnlockKernelBO(); + /* + * Adjust the relocation buffer size. + */ + + if (batch->reloc_size > INTEL_MAX_RELOCS || + batch->reloc == NULL) + intel_realloc_relocs(batch, INTEL_DEFAULT_RELOCS); + + assert(batch->reloc != NULL); + batch->reloc[0] = 0; /* No relocs yet. */ + batch->reloc[1] = 1; /* Reloc type 1 */ + batch->reloc[2] = 0; /* Only a single relocation list. */ + batch->reloc[3] = 0; /* Only a single relocation list. */ batch->map = driBOMap(batch->buffer, DRM_BO_FLAG_WRITE, 0); + batch->poolOffset = driBOPoolOffset(batch->buffer); batch->ptr = batch->map; + batch->dirty_state = ~0; + batch->nr_relocs = 0; + batch->flags = 0; + batch->id = 0;//batch->intel->intelScreen->batch_id++; } - /*====================================================================== * Public functions */ @@ -141,121 +128,253 @@ intel_batchbuffer_alloc(struct intel_context *intel) &batch->buffer, 4096, DRM_BO_FLAG_MEM_TT | DRM_BO_FLAG_EXE, 0); batch->last_fence = NULL; - driBOCreateList(20, &batch->list); + batch->list = driBOCreateList(20); + batch->reloc = NULL; intel_batchbuffer_reset(batch); return batch; } - void intel_batchbuffer_free(struct intel_batchbuffer *batch) { if (batch->last_fence) { driFenceFinish(batch->last_fence, - DRM_FENCE_TYPE_EXE | DRM_I915_FENCE_TYPE_RW, - GL_FALSE); - driFenceUnReference(batch->last_fence); - batch->last_fence = NULL; + DRM_FENCE_TYPE_EXE, GL_FALSE); + driFenceUnReference(&batch->last_fence); } if (batch->map) { driBOUnmap(batch->buffer); batch->map = NULL; } driBOUnReference(batch->buffer); + driBOFreeList(batch->list); + if (batch->reloc) + free(batch->reloc); batch->buffer = NULL; free(batch); } +void +intel_offset_relocation(struct intel_batchbuffer *batch, + unsigned pre_add, + struct _DriBufferObject *driBO, + uint64_t val_flags, + uint64_t val_mask) +{ + int itemLoc; + struct _drmBONode *node; + uint32_t *reloc; + struct drm_bo_info_req *req; + + driBOAddListItem(batch->list, driBO, val_flags, val_mask, + &itemLoc, &node); + req = &node->bo_arg.d.req.bo_req; + + if (!(req->hint & DRM_BO_HINT_PRESUMED_OFFSET)) { + + /* + * Stop other threads from tampering with the underlying + * drmBO while we're reading its offset. + */ + + driReadLockKernelBO(); + req->presumed_offset = (uint64_t) driBOKernel(driBO)->offset; + driReadUnlockKernelBO(); + req->hint = DRM_BO_HINT_PRESUMED_OFFSET; + } + + pre_add += driBOPoolOffset(driBO); + + if (batch->nr_relocs == batch->reloc_size) + intel_realloc_relocs(batch, batch->reloc_size * 2); + + reloc = batch->reloc + + (I915_RELOC_HEADER + batch->nr_relocs * I915_RELOC0_STRIDE); + + reloc[0] = ((uint8_t *)batch->ptr - batch->drmBOVirtual); + intel_batchbuffer_emit_dword(batch, req->presumed_offset + pre_add); + reloc[1] = pre_add; + reloc[2] = itemLoc; + reloc[3] = batch->dest_location; + batch->nr_relocs++; +} static void -intel_batch_ioctl(struct intel_context *intel, - uint start_offset, uint used, boolean allow_unlock) +i915_drm_copy_reply(const struct drm_bo_info_rep * rep, drmBO * buf) { - drmI830BatchBuffer batch; - - batch.start = start_offset; - batch.used = used; - batch.cliprects = NULL; /* unused */ - batch.num_cliprects = 0; - batch.DR1 = 0; - batch.DR4 = 0; /* still need this ? */ - - DBG(IOCTL, "%s: 0x%x..0x%x DR4: %x cliprects: %d\n", - __FUNCTION__, - batch.start, - batch.start + batch.used * 4, batch.DR4, batch.num_cliprects); - - if (drmCommandWrite(intel->driFd, DRM_I830_BATCHBUFFER, &batch, - sizeof(batch))) { - printf("DRM_I830_BATCHBUFFER: %d\n", -errno); - UNLOCK_HARDWARE(intel); - exit(1); - } + buf->handle = rep->handle; + buf->flags = rep->flags; + buf->size = rep->size; + buf->offset = rep->offset; + buf->mapHandle = rep->arg_handle; + buf->proposedFlags = rep->proposed_flags; + buf->start = rep->buffer_start; + buf->fenceFlags = rep->fence_flags; + buf->replyFlags = rep->rep_flags; + buf->pageAlignment = rep->page_alignment; } +static int +i915_execbuf(struct intel_batchbuffer *batch, + GLuint used, + GLboolean ignore_cliprects, + drmBOList *list, + struct drm_i915_execbuffer *ea) +{ + struct intel_context *intel = batch->intel; + drmBONode *node; + drmMMListHead *l; + struct drm_i915_op_arg *arg, *first; + struct drm_bo_op_req *req; + struct drm_bo_info_rep *rep; + uint64_t *prevNext = NULL; + drmBO *buf; + int ret = 0; + uint32_t count = 0; + + first = NULL; + for (l = list->list.next; l != &list->list; l = l->next) { + node = DRMLISTENTRY(drmBONode, l, head); + + arg = &node->bo_arg; + req = &arg->d.req; + + if (!first) + first = arg; + + if (prevNext) + *prevNext = (unsigned long)arg; + + prevNext = &arg->next; + req->bo_req.handle = node->buf->handle; + req->op = drm_bo_validate; + req->bo_req.flags = node->arg0; + req->bo_req.mask = node->arg1; + req->bo_req.hint |= 0; + count++; + } + + memset(ea, 0, sizeof(*ea)); + ea->num_buffers = count; + ea->batch.start = batch->poolOffset; + ea->batch.used = used; +#if 0 /* ZZZ JB: no cliprects used */ + ea->batch.cliprects = intel->pClipRects; + ea->batch.num_cliprects = ignore_cliprects ? 0 : intel->numClipRects; + ea->batch.DR1 = 0; + ea->batch.DR4 = 0;((((GLuint) intel->drawX) & 0xffff) | + (((GLuint) intel->drawY) << 16)); +#else + ea->batch.cliprects = NULL; + ea->batch.num_cliprects = 0; + ea->batch.DR1 = 0; + ea->batch.DR4 = 0; +#endif + ea->fence_arg.flags = DRM_I915_FENCE_FLAG_FLUSHED; + ea->ops_list = (unsigned long) first; + first->reloc_ptr = (unsigned long) batch->reloc; + batch->reloc[0] = batch->nr_relocs; + + //return -EFAULT; + do { + ret = drmCommandWriteRead(intel->driFd, DRM_I915_EXECBUFFER, ea, + sizeof(*ea)); + } while (ret == -EAGAIN); + + if (ret != 0) + return ret; + + for (l = list->list.next; l != &list->list; l = l->next) { + node = DRMLISTENTRY(drmBONode, l, head); + arg = &node->bo_arg; + rep = &arg->d.rep.bo_info; + + if (!arg->handled) { + return -EFAULT; + } + if (arg->d.rep.ret) + return arg->d.rep.ret; + + buf = node->buf; + i915_drm_copy_reply(rep, buf); + } + return 0; +} /* TODO: Push this whole function into bufmgr. */ -static void +static struct _DriFenceObject * do_flush_locked(struct intel_batchbuffer *batch, - uint used, boolean allow_unlock) + GLuint used, + GLboolean ignore_cliprects, GLboolean allow_unlock) { - uint *ptr; - uint i, fenceFlags; + struct intel_context *intel = batch->intel; struct _DriFenceObject *fo; + drmFence fence; + drmBOList *boList; + struct drm_i915_execbuffer ea; + int ret = 0; + + driBOValidateUserList(batch->list); + boList = driGetdrmBOList(batch->list); + +#if 0 /* ZZZ JB Allways run */ + if (!(intel->numClipRects == 0 && !ignore_cliprects)) { +#else + if (1) { +#endif + ret = i915_execbuf(batch, used, ignore_cliprects, boList, &ea); + } else { + driPutdrmBOList(batch->list); + fo = NULL; + goto out; + } + driPutdrmBOList(batch->list); + if (ret) + abort(); - driBOValidateList(batch->intel->driFd, &batch->list); - - /* Apply the relocations. This nasty map indicates to me that the - * whole task should be done internally by the memory manager, and - * that dma buffers probably need to be pinned within agp space. - */ - ptr = (uint *) driBOMap(batch->buffer, DRM_BO_FLAG_WRITE, - DRM_BO_HINT_ALLOW_UNFENCED_MAP); + if (ea.fence_arg.error != 0) { - for (i = 0; i < batch->nr_relocs; i++) { - struct buffer_reloc *r = &batch->reloc[i]; + /* + * The hardware has been idled by the kernel. + * Don't fence the driBOs. + */ - ptr[r->offset / 4] = driBOOffset(r->buf) + r->delta; + if (batch->last_fence) + driFenceUnReference(&batch->last_fence); +#if 0 /* ZZZ JB: no _mesa_* funcs in gallium */ + _mesa_printf("fence error\n"); +#endif + batch->last_fence = NULL; + fo = NULL; + goto out; } - if (0) - intel_dump_batchbuffer(0, ptr, used); + fence.handle = ea.fence_arg.handle; + fence.fence_class = ea.fence_arg.fence_class; + fence.type = ea.fence_arg.type; + fence.flags = ea.fence_arg.flags; + fence.signaled = ea.fence_arg.signaled; - driBOUnmap(batch->buffer); - batch->map = NULL; - - intel_batch_ioctl(batch->intel, - driBOOffset(batch->buffer), - used, allow_unlock); - - /* - * Kernel fencing. The flags tells the kernel that we've - * programmed an MI_FLUSH. - */ - fenceFlags = DRM_I915_FENCE_FLAG_FLUSHED; - fo = driFenceBuffers(batch->intel->driFd, "Batch fence", fenceFlags); + fo = driBOFenceUserList(batch->intel->intelScreen->mgr, batch->list, + "SuperFence", &fence); + if (driFenceType(fo) & DRM_I915_FENCE_TYPE_RW) { + if (batch->last_fence) + driFenceUnReference(&batch->last_fence); /* - * User space fencing. - */ - driBOFence(batch->buffer, fo); - - if (driFenceType(fo) == DRM_FENCE_TYPE_EXE) { - /* - * Oops. We only validated a batch buffer. This means we - * didn't do any proper rendering. Discard this fence object. - */ - driFenceUnReference(fo); - } - else { - driFenceUnReference(batch->last_fence); - batch->last_fence = fo; - for (i = 0; i < batch->nr_relocs; i++) { - struct buffer_reloc *r = &batch->reloc[i]; - driBOFence(r->buf, fo); - } - } + * FIXME: Context last fence?? + */ + batch->last_fence = fo; + driFenceReference(fo); + } + out: +#if 0 /* ZZZ JB: fix this */ + intel->vtbl.lost_hardware(intel); +#else + (void)intel; +#endif + return fo; } @@ -263,29 +382,41 @@ struct _DriFenceObject * intel_batchbuffer_flush(struct intel_batchbuffer *batch) { struct intel_context *intel = batch->intel; - uint used = batch->ptr - batch->map; - const boolean was_locked = intel->locked; + GLuint used = batch->ptr - batch->map; + GLboolean was_locked = intel->locked; + struct _DriFenceObject *fence; if (used == 0) return batch->last_fence; -#define MI_FLUSH ((0 << 29) | (4 << 23)) - /* Add the MI_BATCH_BUFFER_END. Always add an MI_FLUSH - this is a * performance drain that we would like to avoid. */ +#if 0 /* ZZZ JB: what should we do here? */ if (used & 4) { - ((int *) batch->ptr)[0] = MI_FLUSH; + ((int *) batch->ptr)[0] = intel->vtbl.flush_cmd(); ((int *) batch->ptr)[1] = 0; ((int *) batch->ptr)[2] = MI_BATCH_BUFFER_END; used += 12; } else { - ((int *) batch->ptr)[0] = MI_FLUSH; + ((int *) batch->ptr)[0] = intel->vtbl.flush_cmd(); ((int *) batch->ptr)[1] = MI_BATCH_BUFFER_END; used += 8; } - +#else + if (used & 4) { + ((int *) batch->ptr)[0] = ((0<<29)|(4<<23)); // MI_FLUSH; + ((int *) batch->ptr)[1] = 0; + ((int *) batch->ptr)[2] = (0xA<<23); // MI_BATCH_BUFFER_END; + used += 12; + } + else { + ((int *) batch->ptr)[0] = ((0<<29)|(4<<23)); // MI_FLUSH; + ((int *) batch->ptr)[1] = (0xA<<23); // MI_BATCH_BUFFER_END; + used += 8; + } +#endif driBOUnmap(batch->buffer); batch->ptr = NULL; batch->map = NULL; @@ -296,7 +427,8 @@ intel_batchbuffer_flush(struct intel_batchbuffer *batch) if (!was_locked) LOCK_HARDWARE(intel); - do_flush_locked(batch, used, GL_FALSE); + fence = do_flush_locked(batch, used, !(batch->flags & INTEL_BATCH_CLIPRECTS), + GL_FALSE); if (!was_locked) UNLOCK_HARDWARE(intel); @@ -304,52 +436,20 @@ intel_batchbuffer_flush(struct intel_batchbuffer *batch) /* Reset the buffer: */ intel_batchbuffer_reset(batch); - return batch->last_fence; + return fence; } - void intel_batchbuffer_finish(struct intel_batchbuffer *batch) { struct _DriFenceObject *fence = intel_batchbuffer_flush(batch); - if (fence) { - driFenceReference(fence); - driFenceFinish(fence, - DRM_FENCE_TYPE_EXE | DRM_I915_FENCE_TYPE_RW, - GL_FALSE); - driFenceUnReference(fence); - } + driFenceFinish(fence, driFenceType(fence), GL_FALSE); + driFenceUnReference(&fence); } - -/* This is the only way buffers get added to the validate list. - */ -boolean -intel_batchbuffer_emit_reloc(struct intel_batchbuffer *batch, - struct _DriBufferObject *buffer, - uint flags, uint mask, uint delta) -{ - assert(batch->nr_relocs < MAX_RELOCS); - - driBOAddListItem(&batch->list, buffer, flags, mask); - - { - struct buffer_reloc *r = &batch->reloc[batch->nr_relocs++]; - driBOReference(buffer); - r->buf = buffer; - r->offset = batch->ptr - batch->map; - r->delta = delta; - *(uint *) batch->ptr = 0x12345678; - } - - batch->ptr += 4; - return GL_TRUE; -} - - void intel_batchbuffer_data(struct intel_batchbuffer *batch, - const void *data, uint bytes, uint flags) + const void *data, GLuint bytes, GLuint flags) { assert((bytes & 3) == 0); intel_batchbuffer_require_space(batch, bytes, flags); diff --git a/src/gallium/winsys/dri/intel/intel_batchbuffer.h b/src/gallium/winsys/dri/intel/intel_batchbuffer.h index caf6870a3c0..9e4b8043bfb 100644 --- a/src/gallium/winsys/dri/intel/intel_batchbuffer.h +++ b/src/gallium/winsys/dri/intel/intel_batchbuffer.h @@ -1,54 +1,20 @@ -/************************************************************************** - * - * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. - * All Rights Reserved. - * - * 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: - * - * 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 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 TUNGSTEN GRAPHICS 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. - * - **************************************************************************/ - #ifndef INTEL_BATCHBUFFER_H #define INTEL_BATCHBUFFER_H -#include "pipe/p_debug.h" -#include "pipe/p_compiler.h" -#include "dri_bufmgr.h" +#include "mtypes.h" +#include "ws_dri_bufmgr.h" struct intel_context; #define BATCH_SZ 16384 #define BATCH_RESERVED 16 -#define MAX_RELOCS 4096 +#define INTEL_DEFAULT_RELOCS 100 +#define INTEL_MAX_RELOCS 400 #define INTEL_BATCH_NO_CLIPRECTS 0x1 #define INTEL_BATCH_CLIPRECTS 0x2 -struct buffer_reloc -{ - struct _DriBufferObject *buf; - uint offset; - uint delta; /* not needed? */ -}; - struct intel_batchbuffer { struct bufmgr *bm; @@ -56,19 +22,30 @@ struct intel_batchbuffer struct _DriBufferObject *buffer; struct _DriFenceObject *last_fence; - uint flags; + GLuint flags; - drmBOList list; - uint list_count; - ubyte *map; - ubyte *ptr; + struct _DriBufferList *list; + GLuint list_count; + GLubyte *map; + GLubyte *ptr; - struct buffer_reloc reloc[MAX_RELOCS]; - uint nr_relocs; - uint size; + uint32_t *reloc; + GLuint reloc_size; + GLuint nr_relocs; + + GLuint size; + + GLuint dirty_state; + GLuint id; + + uint32_t poolOffset; + uint8_t *drmBOVirtual; + struct _drmBONode *node; /* Validation list node for this buffer */ + int dest_location; /* Validation list sequence for this buffer */ }; -struct intel_batchbuffer *intel_batchbuffer_alloc(struct intel_context *intel); +struct intel_batchbuffer *intel_batchbuffer_alloc(struct intel_context + *intel); void intel_batchbuffer_free(struct intel_batchbuffer *batch); @@ -82,26 +59,28 @@ void intel_batchbuffer_reset(struct intel_batchbuffer *batch); /* Unlike bmBufferData, this currently requires the buffer be mapped. - * Consider it a convenience function wrapping multiple + * Consider it a convenience function wrapping multple * intel_buffer_dword() calls. */ void intel_batchbuffer_data(struct intel_batchbuffer *batch, - const void *data, uint bytes, uint flags); + const void *data, GLuint bytes, GLuint flags); void intel_batchbuffer_release_space(struct intel_batchbuffer *batch, - uint bytes); + GLuint bytes); -boolean intel_batchbuffer_emit_reloc(struct intel_batchbuffer *batch, - struct _DriBufferObject *buffer, - uint flags, - uint mask, uint offset); +void +intel_offset_relocation(struct intel_batchbuffer *batch, + unsigned pre_add, + struct _DriBufferObject *driBO, + uint64_t val_flags, + uint64_t val_mask); /* Inline functions - might actually be better off with these * non-inlined. Certainly better off switching all command packets to * be passed as structs rather than dwords, but that's a little bit of * work... */ -static INLINE uint +static INLINE GLuint intel_batchbuffer_space(struct intel_batchbuffer *batch) { return (batch->size - BATCH_RESERVED) - (batch->ptr - batch->map); @@ -109,22 +88,26 @@ intel_batchbuffer_space(struct intel_batchbuffer *batch) static INLINE void -intel_batchbuffer_emit_dword(struct intel_batchbuffer *batch, uint dword) +intel_batchbuffer_emit_dword(struct intel_batchbuffer *batch, GLuint dword) { assert(batch->map); assert(intel_batchbuffer_space(batch) >= 4); - *(uint *) (batch->ptr) = dword; + *(GLuint *) (batch->ptr) = dword; batch->ptr += 4; } static INLINE void intel_batchbuffer_require_space(struct intel_batchbuffer *batch, - uint sz, uint flags) + GLuint sz, GLuint flags) { + struct _DriFenceObject *fence; + assert(sz < batch->size - 8); if (intel_batchbuffer_space(batch) < sz || - (batch->flags != 0 && flags != 0 && batch->flags != flags)) - intel_batchbuffer_flush(batch); + (batch->flags != 0 && flags != 0 && batch->flags != flags)) { + fence = intel_batchbuffer_flush(batch); + driFenceUnReference(&fence); + } batch->flags |= flags; } @@ -134,14 +117,15 @@ intel_batchbuffer_require_space(struct intel_batchbuffer *batch, #define BATCH_LOCALS #define BEGIN_BATCH(n, flags) do { \ + assert(!intel->prim.flush); \ intel_batchbuffer_require_space(intel->batch, (n)*4, flags); \ } while (0) #define OUT_BATCH(d) intel_batchbuffer_emit_dword(intel->batch, d) #define OUT_RELOC(buf,flags,mask,delta) do { \ - assert((delta) >= 0); \ - intel_batchbuffer_emit_reloc(intel->batch, buf, flags, mask, delta); \ + assert((delta) >= 0); \ + intel_offset_relocation(intel->batch, delta, buf, flags, mask); \ } while (0) #define ADVANCE_BATCH() do { } while(0) diff --git a/src/gallium/winsys/dri/intel/intel_batchpool.c b/src/gallium/winsys/dri/intel/intel_batchpool.c deleted file mode 100644 index ce154c7b884..00000000000 --- a/src/gallium/winsys/dri/intel/intel_batchpool.c +++ /dev/null @@ -1,427 +0,0 @@ -/************************************************************************** - * - * Copyright 2006 Tungsten Graphics, Inc., Bismarck, ND., USA - * All Rights Reserved. - * - * 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: - * - * 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. - * - * - **************************************************************************/ -/* - * Authors: Thomas Hellstr�m <thomas-at-tungstengraphics-dot-com> - */ - -/** - * XXX NOTE: there are no intel dependencies in this file. - * Rename to dri_batchpool.c? - */ - -#include <xf86drm.h> -#include <stdlib.h> -#include <stdio.h> -#include <errno.h> - -#include "pipe/p_compiler.h" -#include "pipe/p_thread.h" - -#include "dri_bufpool.h" -#include "dri_bufmgr.h" -#include "intel_batchpool.h" - - -typedef struct -{ - drmMMListHead head; - struct _BPool *parent; - struct _DriFenceObject *fence; - unsigned long start; - int unfenced; - int mapped; -} BBuf; - -typedef struct _BPool -{ - _glthread_Mutex mutex; - unsigned long bufSize; - unsigned poolSize; - unsigned numFree; - unsigned numTot; - unsigned numDelayed; - unsigned checkDelayed; - drmMMListHead free; - drmMMListHead delayed; - drmMMListHead head; - drmBO kernelBO; - void *virtual; - BBuf *bufs; -} BPool; - - -static BPool * -createBPool(int fd, unsigned long bufSize, unsigned numBufs, unsigned flags, - unsigned checkDelayed) -{ - BPool *p = (BPool *) malloc(sizeof(*p)); - BBuf *buf; - int i; - - if (!p) - return NULL; - - p->bufs = (BBuf *) malloc(numBufs * sizeof(*p->bufs)); - if (!p->bufs) { - free(p); - return NULL; - } - - DRMINITLISTHEAD(&p->free); - DRMINITLISTHEAD(&p->head); - DRMINITLISTHEAD(&p->delayed); - - p->numTot = numBufs; - p->numFree = numBufs; - p->bufSize = bufSize; - p->numDelayed = 0; - p->checkDelayed = checkDelayed; - - _glthread_INIT_MUTEX(p->mutex); - - if (drmBOCreate(fd, 0, numBufs * bufSize, 0, NULL, drm_bo_type_dc, - flags, DRM_BO_HINT_DONT_FENCE, &p->kernelBO)) { - free(p->bufs); - free(p); - return NULL; - } - if (drmBOMap(fd, &p->kernelBO, DRM_BO_FLAG_READ | DRM_BO_FLAG_WRITE, 0, - &p->virtual)) { - drmBODestroy(fd, &p->kernelBO); - free(p->bufs); - free(p); - return NULL; - } - - /* - * We unmap the buffer so that we can validate it later. Note that this is - * just a synchronizing operation. The buffer will have a virtual mapping - * until it is destroyed. - */ - - drmBOUnmap(fd, &p->kernelBO); - - buf = p->bufs; - for (i = 0; i < numBufs; ++i) { - buf->parent = p; - buf->fence = NULL; - buf->start = i * bufSize; - buf->mapped = 0; - buf->unfenced = 0; - DRMLISTADDTAIL(&buf->head, &p->free); - buf++; - } - - return p; -} - - -static void -pool_checkFree(BPool * p, int wait) -{ - drmMMListHead *list, *prev; - BBuf *buf; - int signaled = 0; - int i; - - list = p->delayed.next; - - if (p->numDelayed > 3) { - for (i = 0; i < p->numDelayed; i += 3) { - list = list->next; - } - } - - prev = list->prev; - for (; list != &p->delayed; list = prev, prev = list->prev) { - - buf = DRMLISTENTRY(BBuf, list, head); - - if (!signaled) { - if (wait) { - driFenceFinish(buf->fence, DRM_FENCE_TYPE_EXE, 1); - signaled = 1; - } - else { - signaled = driFenceSignaled(buf->fence, DRM_FENCE_TYPE_EXE); - } - } - - if (!signaled) - break; - - driFenceUnReference(buf->fence); - buf->fence = NULL; - DRMLISTDEL(list); - p->numDelayed--; - DRMLISTADD(list, &p->free); - p->numFree++; - } -} - -static void * -pool_create(struct _DriBufferPool *pool, - unsigned long size, unsigned flags, unsigned hint, - unsigned alignment) -{ - BPool *p = (BPool *) pool->data; - - drmMMListHead *item; - - if (alignment && (alignment != 4096)) - return NULL; - - _glthread_LOCK_MUTEX(p->mutex); - - if (p->numFree == 0) - pool_checkFree(p, TRUE); - - if (p->numFree == 0) { - fprintf(stderr, "Out of fixed size buffer objects\n"); - BM_CKFATAL(-ENOMEM); - } - - item = p->free.next; - - if (item == &p->free) { - fprintf(stderr, "Fixed size buffer pool corruption\n"); - } - - DRMLISTDEL(item); - --p->numFree; - - _glthread_UNLOCK_MUTEX(p->mutex); - return (void *) DRMLISTENTRY(BBuf, item, head); -} - - -static int -pool_destroy(struct _DriBufferPool *pool, void *private) -{ - BBuf *buf = (BBuf *) private; - BPool *p = buf->parent; - - _glthread_LOCK_MUTEX(p->mutex); - - if (buf->fence) { - DRMLISTADDTAIL(&buf->head, &p->delayed); - p->numDelayed++; - } - else { - buf->unfenced = 0; - DRMLISTADD(&buf->head, &p->free); - p->numFree++; - } - - if ((p->numDelayed % p->checkDelayed) == 0) - pool_checkFree(p, 0); - - _glthread_UNLOCK_MUTEX(p->mutex); - return 0; -} - - -static int -pool_map(struct _DriBufferPool *pool, void *private, unsigned flags, - int hint, void **virtual) -{ - - BBuf *buf = (BBuf *) private; - BPool *p = buf->parent; - - _glthread_LOCK_MUTEX(p->mutex); - - /* - * Currently Mesa doesn't have any condition variables to resolve this - * cleanly in a multithreading environment. - * We bail out instead. - */ - - if (buf->mapped) { - fprintf(stderr, "Trying to map already mapped buffer object\n"); - BM_CKFATAL(-EINVAL); - } - -#if 0 - if (buf->unfenced && !(hint & DRM_BO_HINT_ALLOW_UNFENCED_MAP)) { - fprintf(stderr, "Trying to map an unfenced buffer object 0x%08x" - " 0x%08x %d\n", hint, flags, buf->start); - BM_CKFATAL(-EINVAL); - } - -#endif - - if (buf->fence) { - _glthread_UNLOCK_MUTEX(p->mutex); - return -EBUSY; - } - - buf->mapped = TRUE; - *virtual = (unsigned char *) p->virtual + buf->start; - _glthread_UNLOCK_MUTEX(p->mutex); - return 0; -} - -static int -pool_waitIdle(struct _DriBufferPool *pool, void *private, int lazy) -{ - BBuf *buf = (BBuf *) private; - driFenceFinish(buf->fence, 0x0, lazy); - return 0; -} - -static int -pool_unmap(struct _DriBufferPool *pool, void *private) -{ - BBuf *buf = (BBuf *) private; - - buf->mapped = 0; - return 0; -} - -static unsigned long -pool_offset(struct _DriBufferPool *pool, void *private) -{ - BBuf *buf = (BBuf *) private; - BPool *p = buf->parent; - - return p->kernelBO.offset + buf->start; -} - -static unsigned -pool_flags(struct _DriBufferPool *pool, void *private) -{ - BPool *p = (BPool *) pool->data; - - return p->kernelBO.flags; -} - -static unsigned long -pool_size(struct _DriBufferPool *pool, void *private) -{ - BPool *p = (BPool *) pool->data; - - return p->bufSize; -} - - -static int -pool_fence(struct _DriBufferPool *pool, void *private, - struct _DriFenceObject *fence) -{ - BBuf *buf = (BBuf *) private; - BPool *p = buf->parent; - - _glthread_LOCK_MUTEX(p->mutex); - if (buf->fence) { - driFenceUnReference(buf->fence); - } - buf->fence = fence; - buf->unfenced = 0; - driFenceReference(buf->fence); - _glthread_UNLOCK_MUTEX(p->mutex); - - return 0; -} - -static drmBO * -pool_kernel(struct _DriBufferPool *pool, void *private) -{ - BBuf *buf = (BBuf *) private; - BPool *p = buf->parent; - - return &p->kernelBO; -} - -static int -pool_validate(struct _DriBufferPool *pool, void *private) -{ - BBuf *buf = (BBuf *) private; - BPool *p = buf->parent; - _glthread_LOCK_MUTEX(p->mutex); - buf->unfenced = TRUE; - _glthread_UNLOCK_MUTEX(p->mutex); - return 0; -} - -static void -pool_takedown(struct _DriBufferPool *pool) -{ - BPool *p = (BPool *) pool->data; - - /* - * Wait on outstanding fences. - */ - - _glthread_LOCK_MUTEX(p->mutex); - while ((p->numFree < p->numTot) && p->numDelayed) { - _glthread_UNLOCK_MUTEX(p->mutex); - sched_yield(); - pool_checkFree(p, TRUE); - _glthread_LOCK_MUTEX(p->mutex); - } - - drmBODestroy(pool->fd, &p->kernelBO); - free(p->bufs); - _glthread_UNLOCK_MUTEX(p->mutex); - free(p); - free(pool); -} - - -struct _DriBufferPool * -driBatchPoolInit(int fd, unsigned flags, - unsigned long bufSize, - unsigned numBufs, unsigned checkDelayed) -{ - struct _DriBufferPool *pool; - - pool = (struct _DriBufferPool *) malloc(sizeof(*pool)); - if (!pool) - return NULL; - - pool->data = createBPool(fd, bufSize, numBufs, flags, checkDelayed); - if (!pool->data) - return NULL; - - pool->fd = fd; - pool->map = &pool_map; - pool->unmap = &pool_unmap; - pool->destroy = &pool_destroy; - pool->offset = &pool_offset; - pool->flags = &pool_flags; - pool->size = &pool_size; - pool->create = &pool_create; - pool->fence = &pool_fence; - pool->kernel = &pool_kernel; - pool->validate = &pool_validate; - pool->waitIdle = &pool_waitIdle; - pool->setstatic = NULL; - pool->takeDown = &pool_takedown; - return pool; -} diff --git a/src/gallium/winsys/dri/intel/intel_context.c b/src/gallium/winsys/dri/intel/intel_context.c index 8eba33c3139..cc2fc11c5e7 100644 --- a/src/gallium/winsys/dri/intel/intel_context.c +++ b/src/gallium/winsys/dri/intel/intel_context.c @@ -162,6 +162,7 @@ intelCreateContext(const __GLcontextModes * visual, * memory pools */ DRM_LIGHT_LOCK(sPriv->fd, &sPriv->pSAREA->lock, driContextPriv->hHWContext); + // ZZZ JB should be per screen and not be done per context havePools = intelCreatePools(sPriv); DRM_UNLOCK(sPriv->fd, &sPriv->pSAREA->lock, driContextPriv->hHWContext); if (!havePools) @@ -234,12 +235,12 @@ intelDestroyContext(__DRIcontextPrivate * driContextPriv) if (intel->last_swap_fence) { driFenceFinish(intel->last_swap_fence, DRM_FENCE_TYPE_EXE, GL_TRUE); - driFenceUnReference(intel->last_swap_fence); + driFenceUnReference(&intel->last_swap_fence); intel->last_swap_fence = NULL; } if (intel->first_swap_fence) { driFenceFinish(intel->first_swap_fence, DRM_FENCE_TYPE_EXE, GL_TRUE); - driFenceUnReference(intel->first_swap_fence); + driFenceUnReference(&intel->first_swap_fence); intel->first_swap_fence = NULL; } diff --git a/src/gallium/winsys/dri/intel/intel_context.h b/src/gallium/winsys/dri/intel/intel_context.h index 45430984d8f..597dc13830b 100644 --- a/src/gallium/winsys/dri/intel/intel_context.h +++ b/src/gallium/winsys/dri/intel/intel_context.h @@ -28,7 +28,7 @@ #ifndef INTEL_CONTEXT_H #define INTEL_CONTEXT_H - +#include <stdint.h> #include "drm.h" #include "pipe/p_debug.h" diff --git a/src/gallium/winsys/dri/intel/intel_ioctl.c b/src/gallium/winsys/dri/intel/intel_ioctl.c new file mode 100644 index 00000000000..3250c6b3a9c --- /dev/null +++ b/src/gallium/winsys/dri/intel/intel_ioctl.c @@ -0,0 +1,138 @@ +/************************************************************************** + * + * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * 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: + * + * 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 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 TUNGSTEN GRAPHICS 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. + * + **************************************************************************/ + + +#include <stdio.h> +#include <unistd.h> +#include <errno.h> +#include <sched.h> + +#include "mtypes.h" +#include "context.h" +#include "swrast/swrast.h" + +#include "intel_context.h" +#include "intel_ioctl.h" +#include "intel_batchbuffer.h" +#include "intel_blit.h" +#include "intel_regions.h" +#include "drm.h" + +#define FILE_DEBUG_FLAG DEBUG_IOCTL + +int +intelEmitIrqLocked(struct intel_context *intel) +{ + drmI830IrqEmit ie; + int ret, seq; + + assert(((*(int *) intel->driHwLock) & ~DRM_LOCK_CONT) == + (DRM_LOCK_HELD | intel->hHWContext)); + + ie.irq_seq = &seq; + + ret = drmCommandWriteRead(intel->driFd, DRM_I830_IRQ_EMIT, + &ie, sizeof(ie)); + if (ret) { + fprintf(stderr, "%s: drmI830IrqEmit: %d\n", __FUNCTION__, ret); + exit(1); + } + + DBG("%s --> %d\n", __FUNCTION__, seq); + + return seq; +} + +void +intelWaitIrq(struct intel_context *intel, int seq) +{ + int ret; + + DBG("%s %d\n", __FUNCTION__, seq); + + intel->iw.irq_seq = seq; + + do { + ret = + drmCommandWrite(intel->driFd, DRM_I830_IRQ_WAIT, &intel->iw, + sizeof(intel->iw)); + } while (ret == -EAGAIN || ret == -EINTR); + + if (ret) { + fprintf(stderr, "%s: drmI830IrqWait: %d\n", __FUNCTION__, ret); + exit(1); + } +} + + +void +intel_batch_ioctl(struct intel_context *intel, + GLuint start_offset, + GLuint used, + GLboolean ignore_cliprects, GLboolean allow_unlock) +{ + drmI830BatchBuffer batch; + + assert(intel->locked); + assert(used); + + DBG("%s used %d offset %x..%x ignore_cliprects %d\n", + __FUNCTION__, + used, start_offset, start_offset + used, ignore_cliprects); + + /* Throw away non-effective packets. Won't work once we have + * hardware contexts which would preserve statechanges beyond a + * single buffer. + */ + + + + batch.start = start_offset; + batch.used = used; + batch.cliprects = intel->pClipRects; + batch.num_cliprects = ignore_cliprects ? 0 : intel->numClipRects; + batch.DR1 = 0; + batch.DR4 = ((((GLuint) intel->drawX) & 0xffff) | + (((GLuint) intel->drawY) << 16)); + + DBG("%s: 0x%x..0x%x DR4: %x cliprects: %d\n", + __FUNCTION__, + batch.start, + batch.start + batch.used * 4, batch.DR4, batch.num_cliprects); + + if (drmCommandWrite(intel->driFd, DRM_I830_BATCHBUFFER, &batch, + sizeof(batch))) { + fprintf(stderr, "DRM_I830_BATCHBUFFER: %d\n", -errno); + UNLOCK_HARDWARE(intel); + exit(1); + } + + /* FIXME: use hardware contexts to avoid 'losing' hardware after + * each buffer flush. + */ + intel->vtbl.lost_hardware(intel); +} diff --git a/src/gallium/winsys/dri/intel/intel_batchpool.h b/src/gallium/winsys/dri/intel/intel_ioctl.h index f6a95723bcf..e8d07de893e 100644 --- a/src/gallium/winsys/dri/intel/intel_batchpool.h +++ b/src/gallium/winsys/dri/intel/intel_ioctl.h @@ -25,13 +25,16 @@ * **************************************************************************/ -#ifndef INTEL_BATCHPOOL_H -#define INTEL_BATCHPOOL_H +#ifndef INTEL_IOCTL_H +#define INTEL_IOCTL_H -extern struct _DriBufferPool *driBatchPoolInit(int fd, unsigned flags, - unsigned long bufSize, - unsigned numBufs, - unsigned checkDelayed); +#include "intel_context.h" +void intelWaitIrq(struct intel_context *intel, int seq); +int intelEmitIrqLocked(struct intel_context *intel); -#endif /* INTEL_BATCHPOOL_H */ +void intel_batch_ioctl(struct intel_context *intel, + GLuint start_offset, + GLuint used, + GLboolean ignore_cliprects, GLboolean allow_unlock); +#endif diff --git a/src/gallium/winsys/dri/intel/intel_screen.c b/src/gallium/winsys/dri/intel/intel_screen.c index 9e31c013a95..a3fc6d73444 100644 --- a/src/gallium/winsys/dri/intel/intel_screen.c +++ b/src/gallium/winsys/dri/intel/intel_screen.c @@ -32,12 +32,12 @@ #include "intel_context.h" #include "intel_screen.h" #include "intel_batchbuffer.h" -#include "intel_batchpool.h" +//#include "intel_batchpool.h" #include "intel_swapbuffers.h" #include "intel_winsys.h" #include "i830_dri.h" -#include "dri_bufpool.h" +#include "ws_dri_bufpool.h" #include "pipe/p_context.h" #include "state_tracker/st_public.h" @@ -132,6 +132,7 @@ intelUpdateScreenRotation(__DRIscreenPrivate * sPriv, drmI830Sarea * sarea) assert( sarea->front_size >= intelScreen->front.pitch * intelScreen->front.height ); +#if 0 /* JB not important */ if (!sarea->front_handle) return; @@ -142,30 +143,41 @@ intelUpdateScreenRotation(__DRIscreenPrivate * sPriv, drmI830Sarea * sarea) fprintf(stderr, "drmMap(frontbuffer) failed!\n"); return; } +#endif +#if 0 /* JB */ if (intelScreen->staticPool) { driGenBuffers(intelScreen->staticPool, "static region", 1, &intelScreen->front.buffer, 64, DRM_BO_FLAG_MEM_TT | DRM_BO_FLAG_NO_MOVE | DRM_BO_FLAG_READ | DRM_BO_FLAG_WRITE, 0); - + driBOSetStatic(intelScreen->front.buffer, intelScreen->front.offset, intelScreen->front.pitch * intelScreen->front.height, intelScreen->front.map, 0); } +#else + if (intelScreen->staticPool) { + if (intelScreen->front.buffer) + driBOUnReference(intelScreen->front.buffer); + driGenBuffers(intelScreen->staticPool, "front", 1, &intelScreen->front.buffer, 0, 0, 0); + driBOSetReferenced(intelScreen->front.buffer, sarea->front_bo_handle); + } +#endif } boolean intelCreatePools(__DRIscreenPrivate * sPriv) { - unsigned batchPoolSize = 1024*1024; + //unsigned batchPoolSize = 1024*1024; struct intel_screen *intelScreen = intel_screen(sPriv); if (intelScreen->havePools) return GL_TRUE; +#if 0 /* ZZZ JB fix this */ intelScreen->staticPool = driDRMStaticPoolInit(sPriv->fd); if (!intelScreen->staticPool) return GL_FALSE; @@ -181,7 +193,17 @@ intelCreatePools(__DRIscreenPrivate * sPriv) fprintf(stderr, "Failed to initialize batch pool - possible incorrect agpgart installed\n"); return GL_FALSE; } - +#else + intelScreen->staticPool = driDRMPoolInit(sPriv->fd); + intelScreen->batchPool = driSlabPoolInit(sPriv->fd, + DRM_BO_FLAG_EXE | + DRM_BO_FLAG_MEM_TT, + DRM_BO_FLAG_EXE | + DRM_BO_FLAG_MEM_TT, + 4096, //intelScreen->maxBatchSize, + 1, 40, 16*16384, 0, + intelScreen->fMan); +#endif intelScreen->havePools = GL_TRUE; intelUpdateScreenRotation(sPriv, intelScreen->sarea); @@ -240,7 +262,26 @@ intelInitDriver(__DRIscreenPrivate * sPriv) (*glx_enable_extension) (psc, "GLX_SGI_make_current_read"); } - intelScreen->winsys = intel_create_pipe_winsys(sPriv->fd); + + +#if 1 // ZZZ JB + intelScreen->mgr = driFenceMgrTTMInit(sPriv->fd); + if (!intelScreen->mgr) { + fprintf(stderr, "Failed to create fence manager.\n"); + return GL_FALSE; + } + + intelScreen->fMan = driInitFreeSlabManager(10, 10); + if (!intelScreen->fMan) { + fprintf(stderr, "Failed to create free slab manager.\n"); + return GL_FALSE; + } + + if (!intelCreatePools(sPriv)) + return GL_FALSE; +#endif + + intelScreen->winsys = intel_create_pipe_winsys(sPriv->fd, intelScreen->fMan); return GL_TRUE; } diff --git a/src/gallium/winsys/dri/intel/intel_screen.h b/src/gallium/winsys/dri/intel/intel_screen.h index 3396f9e5643..c17f0202e4f 100644 --- a/src/gallium/winsys/dri/intel/intel_screen.h +++ b/src/gallium/winsys/dri/intel/intel_screen.h @@ -31,7 +31,7 @@ #include "dri_util.h" #include "i830_common.h" #include "xmlconfig.h" -#include "dri_bufpool.h" +#include "ws_dri_bufpool.h" #include "pipe/p_compiler.h" @@ -74,6 +74,13 @@ struct intel_screen */ struct intel_context *dummyContext; + /* + * New stuff form the i915tex integration + */ + struct _DriFenceMgr *mgr; + struct _DriFreeSlabManager *fMan; + unsigned batch_id; + struct pipe_winsys *winsys; }; diff --git a/src/gallium/winsys/dri/intel/intel_swapbuffers.c b/src/gallium/winsys/dri/intel/intel_swapbuffers.c index 56b86d6a636..1a42389169d 100644 --- a/src/gallium/winsys/dri/intel/intel_swapbuffers.c +++ b/src/gallium/winsys/dri/intel/intel_swapbuffers.c @@ -63,7 +63,7 @@ intelDisplaySurface(__DRIdrawablePrivate *dPriv, if (intel->last_swap_fence) { driFenceFinish(intel->last_swap_fence, DRM_FENCE_TYPE_EXE, TRUE); - driFenceUnReference(intel->last_swap_fence); + driFenceUnReference(&intel->last_swap_fence); intel->last_swap_fence = NULL; } intel->last_swap_fence = intel->first_swap_fence; @@ -178,7 +178,7 @@ intelDisplaySurface(__DRIdrawablePrivate *dPriv, } if (intel->first_swap_fence) - driFenceUnReference(intel->first_swap_fence); + driFenceUnReference(&intel->first_swap_fence); intel->first_swap_fence = intel_batchbuffer_flush(intel->batch); driFenceReference(intel->first_swap_fence); } diff --git a/src/gallium/winsys/dri/intel/intel_winsys.h b/src/gallium/winsys/dri/intel/intel_winsys.h index ffc40782be7..d0a319f9a4f 100644 --- a/src/gallium/winsys/dri/intel/intel_winsys.h +++ b/src/gallium/winsys/dri/intel/intel_winsys.h @@ -37,7 +37,7 @@ struct pipe_buffer; struct _DriBufferObject; struct pipe_winsys * -intel_create_pipe_winsys( int fd ); +intel_create_pipe_winsys( int fd, struct _DriFreeSlabManager *fMan ); void intel_destroy_pipe_winsys( struct pipe_winsys *winsys ); diff --git a/src/gallium/winsys/dri/intel/intel_winsys_i915.c b/src/gallium/winsys/dri/intel/intel_winsys_i915.c index 4d183db7c37..ae3e9654d32 100644 --- a/src/gallium/winsys/dri/intel/intel_winsys_i915.c +++ b/src/gallium/winsys/dri/intel/intel_winsys_i915.c @@ -31,8 +31,8 @@ #include <stdlib.h> #include <xf86drm.h> -#include "dri_bufpool.h" -#include "dri_bufmgr.h" +#include "ws_dri_bufpool.h" +#include "ws_dri_bufmgr.h" #include "intel_context.h" #include "intel_batchbuffer.h" @@ -106,10 +106,18 @@ static void intel_i915_batch_reloc( struct i915_winsys *sws, mask |= DRM_BO_FLAG_READ; } - intel_batchbuffer_emit_reloc( intel->batch, +#if 0 /* JB old */ + intel_batchbuffer_emit_reloc( intel->batch, dri_bo( buf ), - flags, mask, + flags, mask, delta ); +#else /* new */ + intel_offset_relocation( intel->batch, + delta, + dri_bo( buf ), + flags, + mask ); +#endif } @@ -126,8 +134,18 @@ static void intel_i915_batch_flush( struct i915_winsys *sws, fu.dri = intel_batchbuffer_flush( intel->batch ); - if (fu.dri) - iws->pws->fence_reference(iws->pws, fence, fu.pipe); + if (!fu.dri && fence) { + *fence = NULL; + return; + } + + if (fu.dri) { + if (fence) + *fence = fu.pipe; + else + iws->pws->fence_reference(iws->pws, &fu.dri, NULL); + } + // if (0) intel_i915_batch_wait_idle( sws ); } diff --git a/src/gallium/winsys/dri/intel/intel_winsys_pipe.c b/src/gallium/winsys/dri/intel/intel_winsys_pipe.c index 77dec9488df..59729a0245d 100644 --- a/src/gallium/winsys/dri/intel/intel_winsys_pipe.c +++ b/src/gallium/winsys/dri/intel/intel_winsys_pipe.c @@ -31,8 +31,8 @@ #include <stdlib.h> #include <xf86drm.h> -#include "dri_bufpool.h" -#include "dri_bufmgr.h" +//#include "dri_bufpool.h" +//#include "dri_bufmgr.h" #include "intel_context.h" #include "intel_winsys.h" @@ -50,6 +50,7 @@ struct intel_pipe_winsys { struct pipe_winsys winsys; struct _DriBufferPool *regionPool; + struct _DriFreeSlabManager *fMan; }; @@ -142,7 +143,7 @@ intel_buffer_create(struct pipe_winsys *winsys, driGenBuffers( iws->regionPool, "pipe buffer", 1, &buffer->driBO, alignment, flags, 0 ); - driBOData( buffer->driBO, size, NULL, 0 ); + driBOData( buffer->driBO, size, NULL, iws->regionPool, 0 ); return &buffer->base; } @@ -155,7 +156,7 @@ intel_user_buffer_create(struct pipe_winsys *winsys, void *ptr, unsigned bytes) struct intel_pipe_winsys *iws = intel_pipe_winsys(winsys); driGenUserBuffer( iws->regionPool, - "pipe user buffer", &buffer->driBO, ptr, bytes); + "pipe user buffer", &buffer->driBO, ptr, bytes ); return &buffer->base; } @@ -209,7 +210,7 @@ intel_i915_surface_alloc_storage(struct pipe_winsys *winsys, unsigned flags) { const unsigned alignment = 64; - int ret; + //int ret; surf->width = width; surf->height = height; @@ -249,9 +250,37 @@ intel_get_name( struct pipe_winsys *winsys ) return "Intel/DRI/ttm"; } +static void +intel_fence_reference( struct pipe_winsys *sws, + struct pipe_fence_handle **ptr, + struct pipe_fence_handle *fence ) +{ + if (*ptr) + driFenceUnReference((struct _DriFenceObject **)ptr); + + if (fence) + *ptr = (struct pipe_fence_handle *)driFenceReference((struct _DriFenceObject *)fence); +} + +static int +intel_fence_signalled( struct pipe_winsys *sws, + struct pipe_fence_handle *fence, + unsigned flag ) +{ + return driFenceSignaled((struct _DriFenceObject *)fence, flag); +} + +static int +intel_fence_finish( struct pipe_winsys *sws, + struct pipe_fence_handle *fence, + unsigned flag ) +{ + /* JB: Lets allways lazy wait */ + return driFenceFinish((struct _DriFenceObject *)fence, flag, 1); +} struct pipe_winsys * -intel_create_pipe_winsys( int fd ) +intel_create_pipe_winsys( int fd, struct _DriFreeSlabManager *fMan ) { struct intel_pipe_winsys *iws = CALLOC_STRUCT( intel_pipe_winsys ); @@ -273,8 +302,20 @@ intel_create_pipe_winsys( int fd ) iws->winsys.surface_alloc_storage = intel_i915_surface_alloc_storage; iws->winsys.surface_release = intel_i915_surface_release; + iws->winsys.fence_reference = intel_fence_reference; + iws->winsys.fence_signalled = intel_fence_signalled; + iws->winsys.fence_finish = intel_fence_finish; + if (fd) - iws->regionPool = driDRMPoolInit(fd); + iws->regionPool = driSlabPoolInit(fd, + DRM_BO_FLAG_READ | + DRM_BO_FLAG_WRITE | + DRM_BO_FLAG_MEM_TT, + DRM_BO_FLAG_READ | + DRM_BO_FLAG_WRITE | + DRM_BO_FLAG_MEM_TT, + 64, 6, 16, 4096, 0, + fMan); return &iws->winsys; } diff --git a/src/gallium/winsys/dri/intel/server/i830_common.h b/src/gallium/winsys/dri/intel/server/i830_common.h index d4d58886ce0..f1fd3939ab9 100644 --- a/src/gallium/winsys/dri/intel/server/i830_common.h +++ b/src/gallium/winsys/dri/intel/server/i830_common.h @@ -54,6 +54,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. #define DRM_I830_DESTROY_HEAP 0x0c #define DRM_I830_SET_VBLANK_PIPE 0x0d #define DRM_I830_GET_VBLANK_PIPE 0x0e +#define DRM_I830_MMIO 0x10 typedef struct { enum { @@ -85,6 +86,7 @@ typedef struct { int last_enqueue; /* last time a buffer was enqueued */ int last_dispatch; /* age of the most recently dispatched buffer */ int ctxOwner; /* last context to upload state */ + /** Last context that used the buffer manager. */ int texAge; int pf_enabled; /* is pageflipping allowed? */ int pf_active; @@ -121,20 +123,29 @@ typedef struct { unsigned int rotated_tiled; unsigned int rotated2_tiled; - int pipeA_x; - int pipeA_y; - int pipeA_w; - int pipeA_h; - int pipeB_x; - int pipeB_y; - int pipeB_w; - int pipeB_h; + int planeA_x; + int planeA_y; + int planeA_w; + int planeA_h; + int planeB_x; + int planeB_y; + int planeB_w; + int planeB_h; /* Triple buffering */ drm_handle_t third_handle; int third_offset; int third_size; unsigned int third_tiled; + + /* buffer object handles for the static buffers. May change + * over the lifetime of the client, though it doesn't in our current + * implementation. + */ + unsigned int front_bo_handle; + unsigned int back_bo_handle; + unsigned int third_bo_handle; + unsigned int depth_bo_handle; } drmI830Sarea; /* Flags for perf_boxes @@ -223,4 +234,23 @@ typedef struct { int pipe; } drmI830VBlankPipe; +#define MMIO_READ 0 +#define MMIO_WRITE 1 + +#define MMIO_REGS_IA_PRIMATIVES_COUNT 0 +#define MMIO_REGS_IA_VERTICES_COUNT 1 +#define MMIO_REGS_VS_INVOCATION_COUNT 2 +#define MMIO_REGS_GS_PRIMITIVES_COUNT 3 +#define MMIO_REGS_GS_INVOCATION_COUNT 4 +#define MMIO_REGS_CL_PRIMITIVES_COUNT 5 +#define MMIO_REGS_CL_INVOCATION_COUNT 6 +#define MMIO_REGS_PS_INVOCATION_COUNT 7 +#define MMIO_REGS_PS_DEPTH_COUNT 8 + +typedef struct { + unsigned int read_write:1; + unsigned int reg:31; + void __user *data; +} drmI830MMIO; + #endif /* _I830_DRM_H_ */ diff --git a/src/gallium/winsys/dri/intel/ws_dri_bufmgr.c b/src/gallium/winsys/dri/intel/ws_dri_bufmgr.c new file mode 100644 index 00000000000..eb5216cb372 --- /dev/null +++ b/src/gallium/winsys/dri/intel/ws_dri_bufmgr.c @@ -0,0 +1,945 @@ +/************************************************************************** + * + * Copyright 2006 Tungsten Graphics, Inc., Bismarck, ND., USA + * All Rights Reserved. + * + * 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: + * + * 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. + * + * + **************************************************************************/ +/* + * Authors: Thomas Hellstr�m <thomas-at-tungstengraphics-dot-com> + * Keith Whitwell <keithw-at-tungstengraphics-dot-com> + */ + +#include <xf86drm.h> +#include <stdlib.h> +#include "glthread.h" +#include "errno.h" +#include "ws_dri_bufmgr.h" +#include "string.h" +#include "imports.h" +#include "ws_dri_bufpool.h" +#include "ws_dri_fencemgr.h" + +/* + * This lock is here to protect drmBO structs changing underneath us during a + * validate list call, since validatelist cannot take individiual locks for + * each drmBO. Validatelist takes this lock in write mode. Any access to an + * individual drmBO should take this lock in read mode, since in that case, the + * driBufferObject mutex will protect the access. Locking order is + * driBufferObject mutex - > this rw lock. + */ + +_glthread_DECLARE_STATIC_MUTEX(bmMutex); +_glthread_DECLARE_STATIC_COND(bmCond); + +static int kernelReaders = 0; + +static drmBO *drmBOListBuf(void *iterator) +{ + drmBONode *node; + drmMMListHead *l = (drmMMListHead *) iterator; + node = DRMLISTENTRY(drmBONode, l, head); + return node->buf; +} + +static void *drmBOListIterator(drmBOList *list) +{ + void *ret = list->list.next; + + if (ret == &list->list) + return NULL; + return ret; +} + +static void *drmBOListNext(drmBOList *list, void *iterator) +{ + void *ret; + + drmMMListHead *l = (drmMMListHead *) iterator; + ret = l->next; + if (ret == &list->list) + return NULL; + return ret; +} + +static drmBONode *drmAddListItem(drmBOList *list, drmBO *item, + uint64_t arg0, + uint64_t arg1) +{ + drmBONode *node; + drmMMListHead *l; + + l = list->free.next; + if (l == &list->free) { + node = (drmBONode *) malloc(sizeof(*node)); + if (!node) { + return NULL; + } + list->numCurrent++; + } + else { + DRMLISTDEL(l); + node = DRMLISTENTRY(drmBONode, l, head); + } + node->buf = item; + node->arg0 = arg0; + node->arg1 = arg1; + DRMLISTADD(&node->head, &list->list); + list->numOnList++; + return node; +} + +static int drmAddValidateItem(drmBOList *list, drmBO *buf, uint64_t flags, + uint64_t mask, int *newItem) +{ + drmBONode *node, *cur; + drmMMListHead *l; + + *newItem = 0; + cur = NULL; + + for (l = list->list.next; l != &list->list; l = l->next) { + node = DRMLISTENTRY(drmBONode, l, head); + if (node->buf == buf) { + cur = node; + break; + } + } + if (!cur) { + cur = drmAddListItem(list, buf, flags, mask); + if (!cur) { + return -ENOMEM; + } + *newItem = 1; + cur->arg0 = flags; + cur->arg1 = mask; + } + else { + uint64_t memFlags = cur->arg0 & flags & DRM_BO_MASK_MEM; + uint64_t accFlags = (cur->arg0 | flags) & ~DRM_BO_MASK_MEM; + + if (mask & cur->arg1 & ~DRM_BO_MASK_MEM & (cur->arg0 ^ flags)) { + return -EINVAL; + } + + cur->arg1 |= mask; + cur->arg0 = (cur->arg0 & ~mask) | ((memFlags | accFlags) & mask); + + if (((cur->arg1 & DRM_BO_MASK_MEM) != 0) && + (cur->arg0 & DRM_BO_MASK_MEM) == 0) { + return -EINVAL; + } + } + return 0; +} + +static void drmBOFreeList(drmBOList *list) +{ + drmBONode *node; + drmMMListHead *l; + + l = list->list.next; + while(l != &list->list) { + DRMLISTDEL(l); + node = DRMLISTENTRY(drmBONode, l, head); + free(node); + l = list->list.next; + list->numCurrent--; + list->numOnList--; + } + + l = list->free.next; + while(l != &list->free) { + DRMLISTDEL(l); + node = DRMLISTENTRY(drmBONode, l, head); + free(node); + l = list->free.next; + list->numCurrent--; + } +} + +static int drmAdjustListNodes(drmBOList *list) +{ + drmBONode *node; + drmMMListHead *l; + int ret = 0; + + while(list->numCurrent < list->numTarget) { + node = (drmBONode *) malloc(sizeof(*node)); + if (!node) { + ret = -ENOMEM; + break; + } + list->numCurrent++; + DRMLISTADD(&node->head, &list->free); + } + + while(list->numCurrent > list->numTarget) { + l = list->free.next; + if (l == &list->free) + break; + DRMLISTDEL(l); + node = DRMLISTENTRY(drmBONode, l, head); + free(node); + list->numCurrent--; + } + return ret; +} + +static int drmBOCreateList(int numTarget, drmBOList *list) +{ + DRMINITLISTHEAD(&list->list); + DRMINITLISTHEAD(&list->free); + list->numTarget = numTarget; + list->numCurrent = 0; + list->numOnList = 0; + return drmAdjustListNodes(list); +} + +static int drmBOResetList(drmBOList *list) +{ + drmMMListHead *l; + int ret; + + ret = drmAdjustListNodes(list); + if (ret) + return ret; + + l = list->list.next; + while (l != &list->list) { + DRMLISTDEL(l); + DRMLISTADD(l, &list->free); + list->numOnList--; + l = list->list.next; + } + return drmAdjustListNodes(list); +} + +void driWriteLockKernelBO(void) +{ + _glthread_LOCK_MUTEX(bmMutex); + while(kernelReaders != 0) + _glthread_COND_WAIT(bmCond, bmMutex); +} + +void driWriteUnlockKernelBO(void) +{ + _glthread_UNLOCK_MUTEX(bmMutex); +} + +void driReadLockKernelBO(void) +{ + _glthread_LOCK_MUTEX(bmMutex); + kernelReaders++; + _glthread_UNLOCK_MUTEX(bmMutex); +} + +void driReadUnlockKernelBO(void) +{ + _glthread_LOCK_MUTEX(bmMutex); + if (--kernelReaders == 0) + _glthread_COND_BROADCAST(bmCond); + _glthread_UNLOCK_MUTEX(bmMutex); +} + + + + +/* + * TODO: Introduce fence pools in the same way as + * buffer object pools. + */ + +typedef struct _DriBufferObject +{ + DriBufferPool *pool; + _glthread_Mutex mutex; + int refCount; + const char *name; + uint64_t flags; + unsigned hint; + unsigned alignment; + unsigned createdByReference; + void *private; + /* user-space buffer: */ + unsigned userBuffer; + void *userData; + unsigned userSize; +} DriBufferObject; + +typedef struct _DriBufferList { + drmBOList drmBuffers; /* List of kernel buffers needing validation */ + drmBOList driBuffers; /* List of user-space buffers needing validation */ +} DriBufferList; + + +void +bmError(int val, const char *file, const char *function, int line) +{ + _mesa_printf("Fatal video memory manager error \"%s\".\n" + "Check kernel logs or set the LIBGL_DEBUG\n" + "environment variable to \"verbose\" for more info.\n" + "Detected in file %s, line %d, function %s.\n", + strerror(-val), file, line, function); +#ifndef NDEBUG + abort(); +#else + abort(); +#endif +} + +extern drmBO * +driBOKernel(struct _DriBufferObject *buf) +{ + drmBO *ret; + + driReadLockKernelBO(); + _glthread_LOCK_MUTEX(buf->mutex); + assert(buf->private != NULL); + ret = buf->pool->kernel(buf->pool, buf->private); + if (!ret) + BM_CKFATAL(-EINVAL); + _glthread_UNLOCK_MUTEX(buf->mutex); + driReadUnlockKernelBO(); + + return ret; +} + +void +driBOWaitIdle(struct _DriBufferObject *buf, int lazy) +{ + + /* + * This function may block. Is it sane to keep the mutex held during + * that time?? + */ + + _glthread_LOCK_MUTEX(buf->mutex); + BM_CKFATAL(buf->pool->waitIdle(buf->pool, buf->private, &buf->mutex, lazy)); + _glthread_UNLOCK_MUTEX(buf->mutex); +} + +void * +driBOMap(struct _DriBufferObject *buf, unsigned flags, unsigned hint) +{ + void *virtual; + int retval; + + if (buf->userBuffer) { + return buf->userData; + } + + _glthread_LOCK_MUTEX(buf->mutex); + assert(buf->private != NULL); + retval = buf->pool->map(buf->pool, buf->private, flags, hint, + &buf->mutex, &virtual); + _glthread_UNLOCK_MUTEX(buf->mutex); + + return retval == 0 ? virtual : NULL; +} + +void +driBOUnmap(struct _DriBufferObject *buf) +{ + if (buf->userBuffer) + return; + + assert(buf->private != NULL); + _glthread_LOCK_MUTEX(buf->mutex); + BM_CKFATAL(buf->pool->unmap(buf->pool, buf->private)); + _glthread_UNLOCK_MUTEX(buf->mutex); +} + +unsigned long +driBOOffset(struct _DriBufferObject *buf) +{ + unsigned long ret; + + assert(buf->private != NULL); + + _glthread_LOCK_MUTEX(buf->mutex); + ret = buf->pool->offset(buf->pool, buf->private); + _glthread_UNLOCK_MUTEX(buf->mutex); + return ret; +} + +unsigned long +driBOPoolOffset(struct _DriBufferObject *buf) +{ + unsigned long ret; + + assert(buf->private != NULL); + + _glthread_LOCK_MUTEX(buf->mutex); + ret = buf->pool->poolOffset(buf->pool, buf->private); + _glthread_UNLOCK_MUTEX(buf->mutex); + return ret; +} + +uint64_t +driBOFlags(struct _DriBufferObject *buf) +{ + uint64_t ret; + + assert(buf->private != NULL); + + driReadLockKernelBO(); + _glthread_LOCK_MUTEX(buf->mutex); + ret = buf->pool->flags(buf->pool, buf->private); + _glthread_UNLOCK_MUTEX(buf->mutex); + driReadUnlockKernelBO(); + return ret; +} + +struct _DriBufferObject * +driBOReference(struct _DriBufferObject *buf) +{ + _glthread_LOCK_MUTEX(buf->mutex); + if (++buf->refCount == 1) { + _glthread_UNLOCK_MUTEX(buf->mutex); + BM_CKFATAL(-EINVAL); + } + _glthread_UNLOCK_MUTEX(buf->mutex); + return buf; +} + +void +driBOUnReference(struct _DriBufferObject *buf) +{ + int tmp; + + if (!buf) + return; + + + _glthread_LOCK_MUTEX(buf->mutex); + tmp = --buf->refCount; + if (!tmp) { + _glthread_UNLOCK_MUTEX(buf->mutex); + if (buf->private) { + if (buf->createdByReference) + buf->pool->unreference(buf->pool, buf->private); + else + buf->pool->destroy(buf->pool, buf->private); + } + free(buf); + } else + _glthread_UNLOCK_MUTEX(buf->mutex); + +} + + +int +driBOData(struct _DriBufferObject *buf, + unsigned size, const void *data, + DriBufferPool *newPool, + uint64_t flags) +{ + void *virtual = NULL; + int newBuffer; + int retval = 0; + struct _DriBufferPool *pool; + + assert(!buf->userBuffer); /* XXX just do a memcpy? */ + + _glthread_LOCK_MUTEX(buf->mutex); + pool = buf->pool; + + if (pool == NULL && newPool != NULL) { + buf->pool = newPool; + pool = newPool; + } + if (newPool == NULL) + newPool = pool; + + if (!pool->create) { + _mesa_error(NULL, GL_INVALID_OPERATION, + "driBOData called on invalid buffer\n"); + BM_CKFATAL(-EINVAL); + } + + newBuffer = (!buf->private || pool != newPool || + pool->size(pool, buf->private) < size); + + if (!flags) + flags = buf->flags; + + if (newBuffer) { + + if (buf->createdByReference) { + _mesa_error(NULL, GL_INVALID_OPERATION, + "driBOData requiring resizing called on " + "shared buffer.\n"); + BM_CKFATAL(-EINVAL); + } + + if (buf->private) + buf->pool->destroy(buf->pool, buf->private); + + pool = newPool; + buf->pool = newPool; + buf->private = pool->create(pool, size, flags, DRM_BO_HINT_DONT_FENCE, + buf->alignment); + if (!buf->private) + retval = -ENOMEM; + + if (retval == 0) + retval = pool->map(pool, buf->private, + DRM_BO_FLAG_WRITE, + DRM_BO_HINT_DONT_BLOCK, &buf->mutex, &virtual); + } else if (pool->map(pool, buf->private, DRM_BO_FLAG_WRITE, + DRM_BO_HINT_DONT_BLOCK, &buf->mutex, &virtual)) { + /* + * Buffer is busy. need to create a new one. + */ + + void *newBuf; + + newBuf = pool->create(pool, size, flags, DRM_BO_HINT_DONT_FENCE, + buf->alignment); + if (newBuf) { + buf->pool->destroy(buf->pool, buf->private); + buf->private = newBuf; + } + + retval = pool->map(pool, buf->private, + DRM_BO_FLAG_WRITE, 0, &buf->mutex, &virtual); + } else { + uint64_t flag_diff = flags ^ buf->flags; + + /* + * We might need to change buffer flags. + */ + + if (flag_diff){ + assert(pool->setStatus != NULL); + BM_CKFATAL(pool->unmap(pool, buf->private)); + BM_CKFATAL(pool->setStatus(pool, buf->private, flag_diff, + buf->flags)); + if (!data) + goto out; + + retval = pool->map(pool, buf->private, + DRM_BO_FLAG_WRITE, 0, &buf->mutex, &virtual); + } + } + + if (retval == 0) { + if (data) + memcpy(virtual, data, size); + + BM_CKFATAL(pool->unmap(pool, buf->private)); + } + + out: + _glthread_UNLOCK_MUTEX(buf->mutex); + + return retval; +} + +void +driBOSubData(struct _DriBufferObject *buf, + unsigned long offset, unsigned long size, const void *data) +{ + void *virtual; + + assert(!buf->userBuffer); /* XXX just do a memcpy? */ + + _glthread_LOCK_MUTEX(buf->mutex); + if (size && data) { + BM_CKFATAL(buf->pool->map(buf->pool, buf->private, + DRM_BO_FLAG_WRITE, 0, &buf->mutex, + &virtual)); + memcpy((unsigned char *) virtual + offset, data, size); + BM_CKFATAL(buf->pool->unmap(buf->pool, buf->private)); + } + _glthread_UNLOCK_MUTEX(buf->mutex); +} + +void +driBOGetSubData(struct _DriBufferObject *buf, + unsigned long offset, unsigned long size, void *data) +{ + void *virtual; + + assert(!buf->userBuffer); /* XXX just do a memcpy? */ + + _glthread_LOCK_MUTEX(buf->mutex); + if (size && data) { + BM_CKFATAL(buf->pool->map(buf->pool, buf->private, + DRM_BO_FLAG_READ, 0, &buf->mutex, &virtual)); + memcpy(data, (unsigned char *) virtual + offset, size); + BM_CKFATAL(buf->pool->unmap(buf->pool, buf->private)); + } + _glthread_UNLOCK_MUTEX(buf->mutex); +} + +void +driBOSetReferenced(struct _DriBufferObject *buf, + unsigned long handle) +{ + _glthread_LOCK_MUTEX(buf->mutex); + if (buf->private != NULL) { + _mesa_error(NULL, GL_INVALID_OPERATION, + "Invalid buffer for setReferenced\n"); + BM_CKFATAL(-EINVAL); + + } + if (buf->pool->reference == NULL) { + _mesa_error(NULL, GL_INVALID_OPERATION, + "Invalid buffer pool for setReferenced\n"); + BM_CKFATAL(-EINVAL); + } + buf->private = buf->pool->reference(buf->pool, handle); + if (!buf->private) { + _mesa_error(NULL, GL_OUT_OF_MEMORY, + "Invalid buffer pool for setStatic\n"); + BM_CKFATAL(-ENOMEM); + } + buf->createdByReference = GL_TRUE; + buf->flags = buf->pool->kernel(buf->pool, buf->private)->flags; + _glthread_UNLOCK_MUTEX(buf->mutex); +} + +int +driGenBuffers(struct _DriBufferPool *pool, + const char *name, + unsigned n, + struct _DriBufferObject *buffers[], + unsigned alignment, uint64_t flags, unsigned hint) +{ + struct _DriBufferObject *buf; + int i; + + flags = (flags) ? flags : DRM_BO_FLAG_MEM_TT | DRM_BO_FLAG_MEM_VRAM | + DRM_BO_FLAG_MEM_LOCAL | DRM_BO_FLAG_READ | DRM_BO_FLAG_WRITE; + + + assert(pool); + + for (i = 0; i < n; ++i) { + buf = (struct _DriBufferObject *) calloc(1, sizeof(*buf)); + if (!buf) + return -ENOMEM; + + _glthread_INIT_MUTEX(buf->mutex); + _glthread_LOCK_MUTEX(buf->mutex); + buf->refCount = 1; + buf->flags = flags; + buf->hint = hint; + buf->name = name; + buf->alignment = alignment; + buf->pool = pool; + buf->createdByReference = 0; + _glthread_UNLOCK_MUTEX(buf->mutex); + buffers[i] = buf; + } + return 0; +} + +void +driGenUserBuffer(struct _DriBufferPool *pool, + const char *name, + struct _DriBufferObject **buffers, + void *ptr, unsigned bytes) +{ + const unsigned alignment = 1, flags = 0, hint = 0; + + driGenBuffers(pool, name, 1, buffers, alignment, flags, hint); + + (*buffers)->userBuffer = 1; + (*buffers)->userData = ptr; + (*buffers)->userSize = bytes; +} + +void +driDeleteBuffers(unsigned n, struct _DriBufferObject *buffers[]) +{ + int i; + + for (i = 0; i < n; ++i) { + driBOUnReference(buffers[i]); + } +} + + +void +driInitBufMgr(int fd) +{ + ; +} + +/* + * Note that lists are per-context and don't need mutex protection. + */ + +struct _DriBufferList * +driBOCreateList(int target) +{ + struct _DriBufferList *list = calloc(sizeof(*list), 1); + + BM_CKFATAL(drmBOCreateList(target, &list->drmBuffers)); + BM_CKFATAL(drmBOCreateList(target, &list->driBuffers)); + return list; +} + +int +driBOResetList(struct _DriBufferList * list) +{ + int ret; + ret = drmBOResetList(&list->drmBuffers); + if (ret) + return ret; + ret = drmBOResetList(&list->driBuffers); + return ret; +} + +void +driBOFreeList(struct _DriBufferList * list) +{ + drmBOFreeList(&list->drmBuffers); + drmBOFreeList(&list->driBuffers); + free(list); +} + + +/* + * Copied from libdrm, because it is needed by driAddValidateItem. + */ + +static drmBONode * +driAddListItem(drmBOList * list, drmBO * item, + uint64_t arg0, uint64_t arg1) +{ + drmBONode *node; + drmMMListHead *l; + + l = list->free.next; + if (l == &list->free) { + node = (drmBONode *) malloc(sizeof(*node)); + if (!node) { + return NULL; + } + list->numCurrent++; + } else { + DRMLISTDEL(l); + node = DRMLISTENTRY(drmBONode, l, head); + } + memset(&node->bo_arg, 0, sizeof(node->bo_arg)); + node->buf = item; + node->arg0 = arg0; + node->arg1 = arg1; + DRMLISTADDTAIL(&node->head, &list->list); + list->numOnList++; + return node; +} + +/* + * Slightly modified version compared to the libdrm version. + * This one returns the list index of the buffer put on the list. + */ + +static int +driAddValidateItem(drmBOList * list, drmBO * buf, uint64_t flags, + uint64_t mask, int *itemLoc, + struct _drmBONode **pnode) +{ + drmBONode *node, *cur; + drmMMListHead *l; + int count = 0; + + cur = NULL; + + for (l = list->list.next; l != &list->list; l = l->next) { + node = DRMLISTENTRY(drmBONode, l, head); + if (node->buf == buf) { + cur = node; + break; + } + count++; + } + if (!cur) { + cur = driAddListItem(list, buf, flags, mask); + if (!cur) + return -ENOMEM; + + cur->arg0 = flags; + cur->arg1 = mask; + } else { + uint64_t memFlags = cur->arg0 & flags & DRM_BO_MASK_MEM; + uint64_t accFlags = (cur->arg0 | flags) & ~DRM_BO_MASK_MEM; + + if (mask & cur->arg1 & ~DRM_BO_MASK_MEM & (cur->arg0 ^ flags)) { + return -EINVAL; + } + + cur->arg1 |= mask; + cur->arg0 = (cur->arg0 & ~mask) | ((memFlags | accFlags) & mask); + + if (((cur->arg1 & DRM_BO_MASK_MEM) != 0) && + (cur->arg0 & DRM_BO_MASK_MEM) == 0) { + return -EINVAL; + } + } + *itemLoc = count; + *pnode = cur; + return 0; +} + + +void +driBOAddListItem(struct _DriBufferList * list, struct _DriBufferObject *buf, + uint64_t flags, uint64_t mask, int *itemLoc, + struct _drmBONode **node) +{ + int newItem; + + _glthread_LOCK_MUTEX(buf->mutex); + BM_CKFATAL(driAddValidateItem(&list->drmBuffers, + buf->pool->kernel(buf->pool, buf->private), + flags, mask, itemLoc, node)); + BM_CKFATAL(drmAddValidateItem(&list->driBuffers, (drmBO *) buf, + flags, mask, &newItem)); + if (newItem) + buf->refCount++; + + _glthread_UNLOCK_MUTEX(buf->mutex); +} + +drmBOList *driGetdrmBOList(struct _DriBufferList *list) +{ + driWriteLockKernelBO(); + return &list->drmBuffers; +} + +void driPutdrmBOList(struct _DriBufferList *list) +{ + driWriteUnlockKernelBO(); +} + + +void +driBOFence(struct _DriBufferObject *buf, struct _DriFenceObject *fence) +{ + _glthread_LOCK_MUTEX(buf->mutex); + if (buf->pool->fence) + BM_CKFATAL(buf->pool->fence(buf->pool, buf->private, fence)); + _glthread_UNLOCK_MUTEX(buf->mutex); + +} + +void +driBOUnrefUserList(struct _DriBufferList *list) +{ + struct _DriBufferObject *buf; + void *curBuf; + + curBuf = drmBOListIterator(&list->driBuffers); + while (curBuf) { + buf = (struct _DriBufferObject *)drmBOListBuf(curBuf); + driBOUnReference(buf); + curBuf = drmBOListNext(&list->driBuffers, curBuf); + } +} + +struct _DriFenceObject * +driBOFenceUserList(struct _DriFenceMgr *mgr, + struct _DriBufferList *list, const char *name, + drmFence *kFence) +{ + struct _DriFenceObject *fence; + struct _DriBufferObject *buf; + void *curBuf; + + fence = driFenceCreate(mgr, kFence->fence_class, kFence->type, + kFence, sizeof(*kFence)); + curBuf = drmBOListIterator(&list->driBuffers); + + /* + * User-space fencing callbacks. + */ + + while (curBuf) { + buf = (struct _DriBufferObject *) drmBOListBuf(curBuf); + driBOFence(buf, fence); + driBOUnReference(buf); + curBuf = drmBOListNext(&list->driBuffers, curBuf); + } + + driBOResetList(list); + return fence; +} + +void +driBOValidateUserList(struct _DriBufferList * list) +{ + void *curBuf; + struct _DriBufferObject *buf; + + curBuf = drmBOListIterator(&list->driBuffers); + + /* + * User-space validation callbacks. + */ + + while (curBuf) { + buf = (struct _DriBufferObject *) drmBOListBuf(curBuf); + _glthread_LOCK_MUTEX(buf->mutex); + if (buf->pool->validate) + BM_CKFATAL(buf->pool->validate(buf->pool, buf->private, &buf->mutex)); + _glthread_UNLOCK_MUTEX(buf->mutex); + curBuf = drmBOListNext(&list->driBuffers, curBuf); + } +} + + +void +driPoolTakeDown(struct _DriBufferPool *pool) +{ + pool->takeDown(pool); + +} + +unsigned long +driBOSize(struct _DriBufferObject *buf) +{ + unsigned long size; + + _glthread_LOCK_MUTEX(buf->mutex); + size = buf->pool->size(buf->pool, buf->private); + _glthread_UNLOCK_MUTEX(buf->mutex); + + return size; + +} + +drmBOList *driBOGetDRMBuffers(struct _DriBufferList *list) +{ + return &list->drmBuffers; +} + +drmBOList *driBOGetDRIBuffers(struct _DriBufferList *list) +{ + return &list->driBuffers; +} + diff --git a/src/gallium/winsys/dri/intel/ws_dri_bufmgr.h b/src/gallium/winsys/dri/intel/ws_dri_bufmgr.h new file mode 100644 index 00000000000..fdaf5ee93ac --- /dev/null +++ b/src/gallium/winsys/dri/intel/ws_dri_bufmgr.h @@ -0,0 +1,138 @@ +/************************************************************************** + * + * Copyright 2006 Tungsten Graphics, Inc., Bismarck, ND., USA + * All Rights Reserved. + * + * 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: + * + * 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. + * + * + **************************************************************************/ +/* + * Authors: Thomas Hellstr�m <thomas-at-tungstengraphics-dot-com> + * Keith Whitwell <keithw-at-tungstengraphics-dot-com> + */ + +#ifndef _PSB_BUFMGR_H_ +#define _PSB_BUFMGR_H_ +#include <xf86mm.h> +#include "i915_drm.h" +#include "ws_dri_fencemgr.h" + +typedef struct _drmBONode +{ + drmMMListHead head; + drmBO *buf; + struct drm_i915_op_arg bo_arg; + uint64_t arg0; + uint64_t arg1; +} drmBONode; + +typedef struct _drmBOList { + unsigned numTarget; + unsigned numCurrent; + unsigned numOnList; + drmMMListHead list; + drmMMListHead free; +} drmBOList; + + +struct _DriFenceObject; +struct _DriBufferObject; +struct _DriBufferPool; +struct _DriBufferList; + +/* + * Return a pointer to the libdrm buffer object this DriBufferObject + * uses. + */ + +extern drmBO *driBOKernel(struct _DriBufferObject *buf); +extern void *driBOMap(struct _DriBufferObject *buf, unsigned flags, + unsigned hint); +extern void driBOUnmap(struct _DriBufferObject *buf); +extern unsigned long driBOOffset(struct _DriBufferObject *buf); +extern unsigned long driBOPoolOffset(struct _DriBufferObject *buf); + +extern uint64_t driBOFlags(struct _DriBufferObject *buf); +extern struct _DriBufferObject *driBOReference(struct _DriBufferObject *buf); +extern void driBOUnReference(struct _DriBufferObject *buf); + +extern int driBOData(struct _DriBufferObject *r_buf, + unsigned size, const void *data, + struct _DriBufferPool *pool, uint64_t flags); + +extern void driBOSubData(struct _DriBufferObject *buf, + unsigned long offset, unsigned long size, + const void *data); +extern void driBOGetSubData(struct _DriBufferObject *buf, + unsigned long offset, unsigned long size, + void *data); +extern int driGenBuffers(struct _DriBufferPool *pool, + const char *name, + unsigned n, + struct _DriBufferObject *buffers[], + unsigned alignment, uint64_t flags, unsigned hint); +extern void driGenUserBuffer(struct _DriBufferPool *pool, + const char *name, + struct _DriBufferObject *buffers[], + void *ptr, unsigned bytes); +extern void driDeleteBuffers(unsigned n, struct _DriBufferObject *buffers[]); +extern void driInitBufMgr(int fd); +extern struct _DriBufferList *driBOCreateList(int target); +extern int driBOResetList(struct _DriBufferList * list); +extern void driBOAddListItem(struct _DriBufferList * list, + struct _DriBufferObject *buf, + uint64_t flags, uint64_t mask, int *itemLoc, + struct _drmBONode **node); + +extern void driBOValidateList(int fd, struct _DriBufferList * list); +extern void driBOFreeList(struct _DriBufferList * list); +extern struct _DriFenceObject *driBOFenceUserList(struct _DriFenceMgr *mgr, + struct _DriBufferList *list, + const char *name, + drmFence *kFence); +extern void driBOUnrefUserList(struct _DriBufferList *list); +extern void driBOValidateUserList(struct _DriBufferList * list); +extern drmBOList *driGetdrmBOList(struct _DriBufferList *list); +extern void driPutdrmBOList(struct _DriBufferList *list); + +extern void driBOFence(struct _DriBufferObject *buf, + struct _DriFenceObject *fence); + +extern void driPoolTakeDown(struct _DriBufferPool *pool); +extern void driBOSetReferenced(struct _DriBufferObject *buf, + unsigned long handle); +unsigned long driBOSize(struct _DriBufferObject *buf); +extern void driBOWaitIdle(struct _DriBufferObject *buf, int lazy); +extern void driPoolTakeDown(struct _DriBufferPool *pool); + +extern void driReadLockKernelBO(void); +extern void driReadUnlockKernelBO(void); +extern void driWriteLockKernelBO(void); +extern void driWriteUnlockKernelBO(void); + +/* + * For debugging purposes. + */ + +extern drmBOList *driBOGetDRMBuffers(struct _DriBufferList *list); +extern drmBOList *driBOGetDRIBuffers(struct _DriBufferList *list); +#endif diff --git a/src/gallium/winsys/dri/intel/ws_dri_bufpool.h b/src/gallium/winsys/dri/intel/ws_dri_bufpool.h new file mode 100644 index 00000000000..3a302e13d3b --- /dev/null +++ b/src/gallium/winsys/dri/intel/ws_dri_bufpool.h @@ -0,0 +1,102 @@ +/************************************************************************** + * + * Copyright 2006 Tungsten Graphics, Inc., Bismarck, ND., USA + * All Rights Reserved. + * + * 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: + * + * 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. + * + * + **************************************************************************/ +/* + * Authors: Thomas Hellstr�m <thomas-at-tungstengraphics-dot-com> + */ + +#ifndef _PSB_BUFPOOL_H_ +#define _PSB_BUFPOOL_H_ + +#include <xf86drm.h> +#include <glthread.h> +struct _DriFenceObject; + +typedef struct _DriBufferPool +{ + int fd; + int (*map) (struct _DriBufferPool * pool, void *private, + unsigned flags, int hint, _glthread_Mutex *mutex, + void **virtual); + int (*unmap) (struct _DriBufferPool * pool, void *private); + int (*destroy) (struct _DriBufferPool * pool, void *private); + unsigned long (*offset) (struct _DriBufferPool * pool, void *private); + unsigned long (*poolOffset) (struct _DriBufferPool * pool, void *private); + uint64_t (*flags) (struct _DriBufferPool * pool, void *private); + unsigned long (*size) (struct _DriBufferPool * pool, void *private); + void *(*create) (struct _DriBufferPool * pool, unsigned long size, + uint64_t flags, unsigned hint, unsigned alignment); + void *(*reference) (struct _DriBufferPool * pool, unsigned handle); + int (*unreference) (struct _DriBufferPool * pool, void *private); + int (*fence) (struct _DriBufferPool * pool, void *private, + struct _DriFenceObject * fence); + drmBO *(*kernel) (struct _DriBufferPool * pool, void *private); + int (*validate) (struct _DriBufferPool * pool, void *private, _glthread_Mutex *mutex); + int (*waitIdle) (struct _DriBufferPool *pool, void *private, _glthread_Mutex *mutex, + int lazy); + int (*setStatus) (struct _DriBufferPool *pool, void *private, + uint64_t flag_diff, uint64_t old_flags); + void (*takeDown) (struct _DriBufferPool * pool); + void *data; +} DriBufferPool; + +extern void bmError(int val, const char *file, const char *function, + int line); +#define BM_CKFATAL(val) \ + do{ \ + int tstVal = (val); \ + if (tstVal) \ + bmError(tstVal, __FILE__, __FUNCTION__, __LINE__); \ + } while(0); + + +/* + * Builtin pools. + */ + +/* + * Kernel buffer objects. Size in multiples of page size. Page size aligned. + */ + +extern struct _DriBufferPool *driDRMPoolInit(int fd); +extern struct _DriBufferPool *driMallocPoolInit(void); + +struct _DriFreeSlabManager; +extern struct _DriBufferPool * driSlabPoolInit(int fd, uint64_t flags, + uint64_t validMask, + uint32_t smallestSize, + uint32_t numSizes, + uint32_t desiredNumBuffers, + uint32_t maxSlabSize, + uint32_t pageAlignment, + struct _DriFreeSlabManager *fMan); +extern void driFinishFreeSlabManager(struct _DriFreeSlabManager *fMan); +extern struct _DriFreeSlabManager * +driInitFreeSlabManager(uint32_t checkIntervalMsec, uint32_t slabTimeoutMsec); + + +#endif diff --git a/src/gallium/winsys/dri/intel/ws_dri_drmpool.c b/src/gallium/winsys/dri/intel/ws_dri_drmpool.c new file mode 100644 index 00000000000..7c55dbc6740 --- /dev/null +++ b/src/gallium/winsys/dri/intel/ws_dri_drmpool.c @@ -0,0 +1,268 @@ +/************************************************************************** + * + * Copyright 2006 Tungsten Graphics, Inc., Bismarck, ND., USA + * All Rights Reserved. + * + * 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: + * + * 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. + * + * + **************************************************************************/ +/* + * Authors: Thomas Hellstr�m <thomas-at-tungstengraphics-dot-com> + */ + +#include <xf86drm.h> +#include <stdlib.h> +#include <unistd.h> +#include "ws_dri_bufpool.h" +#include "ws_dri_bufmgr.h" +#include "assert.h" + +/* + * Buffer pool implementation using DRM buffer objects as DRI buffer objects. + */ + +static void * +pool_create(struct _DriBufferPool *pool, + unsigned long size, uint64_t flags, unsigned hint, + unsigned alignment) +{ + drmBO *buf = (drmBO *) malloc(sizeof(*buf)); + int ret; + unsigned pageSize = getpagesize(); + + if (!buf) + return NULL; + + if ((alignment > pageSize) && (alignment % pageSize)) { + free(buf); + return NULL; + } + + ret = drmBOCreate(pool->fd, size, alignment / pageSize, + NULL, + flags, hint, buf); + if (ret) { + free(buf); + return NULL; + } + + return (void *) buf; +} + +static void * +pool_reference(struct _DriBufferPool *pool, unsigned handle) +{ + drmBO *buf = (drmBO *) malloc(sizeof(*buf)); + int ret; + + if (!buf) + return NULL; + + ret = drmBOReference(pool->fd, handle, buf); + + if (ret) { + free(buf); + return NULL; + } + + return (void *) buf; +} + +static int +pool_destroy(struct _DriBufferPool *pool, void *private) +{ + int ret; + drmBO *buf = (drmBO *) private; + driReadLockKernelBO(); + ret = drmBOUnreference(pool->fd, buf); + free(buf); + driReadUnlockKernelBO(); + return ret; +} + +static int +pool_unreference(struct _DriBufferPool *pool, void *private) +{ + int ret; + drmBO *buf = (drmBO *) private; + driReadLockKernelBO(); + ret = drmBOUnreference(pool->fd, buf); + free(buf); + driReadUnlockKernelBO(); + return ret; +} + +static int +pool_map(struct _DriBufferPool *pool, void *private, unsigned flags, + int hint, _glthread_Mutex *mutex, void **virtual) +{ + drmBO *buf = (drmBO *) private; + int ret; + + driReadLockKernelBO(); + ret = drmBOMap(pool->fd, buf, flags, hint, virtual); + driReadUnlockKernelBO(); + return ret; +} + +static int +pool_unmap(struct _DriBufferPool *pool, void *private) +{ + drmBO *buf = (drmBO *) private; + int ret; + + driReadLockKernelBO(); + ret = drmBOUnmap(pool->fd, buf); + driReadUnlockKernelBO(); + + return ret; +} + +static unsigned long +pool_offset(struct _DriBufferPool *pool, void *private) +{ + drmBO *buf = (drmBO *) private; + unsigned long offset; + + driReadLockKernelBO(); + assert(buf->flags & DRM_BO_FLAG_NO_MOVE); + offset = buf->offset; + driReadUnlockKernelBO(); + + return buf->offset; +} + +static unsigned long +pool_poolOffset(struct _DriBufferPool *pool, void *private) +{ + return 0; +} + +static uint64_t +pool_flags(struct _DriBufferPool *pool, void *private) +{ + drmBO *buf = (drmBO *) private; + uint64_t flags; + + driReadLockKernelBO(); + flags = buf->flags; + driReadUnlockKernelBO(); + + return flags; +} + + +static unsigned long +pool_size(struct _DriBufferPool *pool, void *private) +{ + drmBO *buf = (drmBO *) private; + unsigned long size; + + driReadLockKernelBO(); + size = buf->size; + driReadUnlockKernelBO(); + + return buf->size; +} + +static int +pool_fence(struct _DriBufferPool *pool, void *private, + struct _DriFenceObject *fence) +{ + /* + * Noop. The kernel handles all fencing. + */ + + return 0; +} + +static drmBO * +pool_kernel(struct _DriBufferPool *pool, void *private) +{ + return (drmBO *) private; +} + +static int +pool_waitIdle(struct _DriBufferPool *pool, void *private, _glthread_Mutex *mutex, + int lazy) +{ + drmBO *buf = (drmBO *) private; + int ret; + + driReadLockKernelBO(); + ret = drmBOWaitIdle(pool->fd, buf, (lazy) ? DRM_BO_HINT_WAIT_LAZY:0); + driReadUnlockKernelBO(); + + return ret; +} + + +static void +pool_takedown(struct _DriBufferPool *pool) +{ + free(pool); +} + +/*static int +pool_setStatus(struct _DriBufferPool *pool, void *private, + uint64_t flag_diff, uint64_t old_flags) +{ + drmBO *buf = (drmBO *) private; + uint64_t new_flags = old_flags ^ flag_diff; + int ret; + + driReadLockKernelBO(); + ret = drmBOSetStatus(pool->fd, buf, new_flags, flag_diff, + 0, 0, 0); + driReadUnlockKernelBO(); + return ret; +}*/ + +struct _DriBufferPool * +driDRMPoolInit(int fd) +{ + struct _DriBufferPool *pool; + + pool = (struct _DriBufferPool *) malloc(sizeof(*pool)); + + if (!pool) + return NULL; + + pool->fd = fd; + pool->map = &pool_map; + pool->unmap = &pool_unmap; + pool->destroy = &pool_destroy; + pool->offset = &pool_offset; + pool->poolOffset = &pool_poolOffset; + pool->flags = &pool_flags; + pool->size = &pool_size; + pool->create = &pool_create; + pool->fence = &pool_fence; + pool->kernel = &pool_kernel; + pool->validate = NULL; + pool->waitIdle = &pool_waitIdle; + pool->takeDown = &pool_takedown; + pool->reference = &pool_reference; + pool->unreference = &pool_unreference; + pool->data = NULL; + return pool; +} diff --git a/src/gallium/winsys/dri/intel/ws_dri_fencemgr.c b/src/gallium/winsys/dri/intel/ws_dri_fencemgr.c new file mode 100644 index 00000000000..8aaef1c6200 --- /dev/null +++ b/src/gallium/winsys/dri/intel/ws_dri_fencemgr.c @@ -0,0 +1,372 @@ +#include "ws_dri_fencemgr.h" +#include "glthread.h" +#include <xf86mm.h> +#include <string.h> +#include <unistd.h> + +/* + * Note: Locking order is + * _DriFenceObject::mutex + * _DriFenceMgr::mutex + */ + +struct _DriFenceMgr { + /* + * Constant members. Need no mutex protection. + */ + struct _DriFenceMgrCreateInfo info; + void *private; + + /* + * These members are protected by this->mutex + */ + _glthread_Mutex mutex; + int refCount; + drmMMListHead *heads; +}; + +struct _DriFenceObject { + + /* + * These members are constant and need no mutex protection. + */ + struct _DriFenceMgr *mgr; + uint32_t fence_class; + uint32_t fence_type; + + /* + * These members are protected by mgr->mutex. + */ + drmMMListHead head; + int refCount; + + /* + * These members are protected by this->mutex. + */ + _glthread_Mutex mutex; + uint32_t signaled_type; + void *private; +}; + +uint32_t +driFenceType(struct _DriFenceObject *fence) +{ + return fence->fence_type; +} + +struct _DriFenceMgr * +driFenceMgrCreate(const struct _DriFenceMgrCreateInfo *info) +{ + struct _DriFenceMgr *tmp; + uint32_t i; + + tmp = calloc(1, sizeof(*tmp)); + if (!tmp) + return NULL; + + _glthread_INIT_MUTEX(tmp->mutex); + _glthread_LOCK_MUTEX(tmp->mutex); + tmp->refCount = 1; + tmp->info = *info; + tmp->heads = calloc(tmp->info.num_classes, sizeof(*tmp->heads)); + if (!tmp->heads) + goto out_err; + + for (i=0; i<tmp->info.num_classes; ++i) { + DRMINITLISTHEAD(&tmp->heads[i]); + } + _glthread_UNLOCK_MUTEX(tmp->mutex); + return tmp; + + out_err: + if (tmp) + free(tmp); + return NULL; +} + +static void +driFenceMgrUnrefUnlock(struct _DriFenceMgr **pMgr) +{ + struct _DriFenceMgr *mgr = *pMgr; + + *pMgr = NULL; + if (--mgr->refCount == 0) + free(mgr); + else + _glthread_UNLOCK_MUTEX(mgr->mutex); +} + +void +driFenceMgrUnReference(struct _DriFenceMgr **pMgr) +{ + _glthread_LOCK_MUTEX((*pMgr)->mutex); + driFenceMgrUnrefUnlock(pMgr); +} + +static void +driFenceUnReferenceLocked(struct _DriFenceObject **pFence) +{ + struct _DriFenceObject *fence = *pFence; + struct _DriFenceMgr *mgr = fence->mgr; + + *pFence = NULL; + if (--fence->refCount == 0) { + DRMLISTDELINIT(&fence->head); + if (fence->private) + mgr->info.unreference(mgr, &fence->private); + fence->mgr = NULL; + --mgr->refCount; + free(fence); + } +} + + +static void +driSignalPreviousFencesLocked(struct _DriFenceMgr *mgr, + drmMMListHead *list, + uint32_t fence_class, + uint32_t fence_type) +{ + struct _DriFenceObject *entry; + drmMMListHead *prev; + + while(list != &mgr->heads[fence_class]) { + entry = DRMLISTENTRY(struct _DriFenceObject, list, head); + + /* + * Up refcount so that entry doesn't disappear from under us + * when we unlock-relock mgr to get the correct locking order. + */ + + ++entry->refCount; + _glthread_UNLOCK_MUTEX(mgr->mutex); + _glthread_LOCK_MUTEX(entry->mutex); + _glthread_LOCK_MUTEX(mgr->mutex); + + prev = list->prev; + + + + if (list->prev == list) { + + /* + * Somebody else removed the entry from the list. + */ + + _glthread_UNLOCK_MUTEX(entry->mutex); + driFenceUnReferenceLocked(&entry); + return; + } + + entry->signaled_type |= (fence_type & entry->fence_type); + if (entry->signaled_type == entry->fence_type) { + DRMLISTDELINIT(list); + mgr->info.unreference(mgr, &entry->private); + } + _glthread_UNLOCK_MUTEX(entry->mutex); + driFenceUnReferenceLocked(&entry); + list = prev; + } +} + + +int +driFenceFinish(struct _DriFenceObject *fence, uint32_t fence_type, + int lazy_hint) +{ + struct _DriFenceMgr *mgr = fence->mgr; + int ret = 0; + + _glthread_LOCK_MUTEX(fence->mutex); + + if ((fence->signaled_type & fence_type) == fence_type) + goto out0; + + ret = mgr->info.finish(mgr, fence->private, fence_type, lazy_hint); + if (ret) + goto out0; + + _glthread_LOCK_MUTEX(mgr->mutex); + _glthread_UNLOCK_MUTEX(fence->mutex); + + driSignalPreviousFencesLocked(mgr, &fence->head, fence->fence_class, + fence_type); + _glthread_UNLOCK_MUTEX(mgr->mutex); + return 0; + + out0: + _glthread_UNLOCK_MUTEX(fence->mutex); + return ret; +} + +uint32_t driFenceSignaledTypeCached(struct _DriFenceObject *fence) +{ + uint32_t ret; + + _glthread_LOCK_MUTEX(fence->mutex); + ret = fence->signaled_type; + _glthread_UNLOCK_MUTEX(fence->mutex); + + return ret; +} + +int +driFenceSignaledType(struct _DriFenceObject *fence, uint32_t flush_type, + uint32_t *signaled) +{ + int ret = 0; + struct _DriFenceMgr *mgr; + + _glthread_LOCK_MUTEX(fence->mutex); + mgr = fence->mgr; + *signaled = fence->signaled_type; + if ((fence->signaled_type & flush_type) == flush_type) + goto out0; + + ret = mgr->info.signaled(mgr, fence->private, flush_type, signaled); + if (ret) { + *signaled = fence->signaled_type; + goto out0; + } + + if ((fence->signaled_type | *signaled) == fence->signaled_type) + goto out0; + + _glthread_LOCK_MUTEX(mgr->mutex); + _glthread_UNLOCK_MUTEX(fence->mutex); + + driSignalPreviousFencesLocked(mgr, &fence->head, fence->fence_class, + *signaled); + + _glthread_UNLOCK_MUTEX(mgr->mutex); + return 0; + out0: + _glthread_UNLOCK_MUTEX(fence->mutex); + return ret; +} + +struct _DriFenceObject * +driFenceReference(struct _DriFenceObject *fence) +{ + _glthread_LOCK_MUTEX(fence->mgr->mutex); + ++fence->refCount; + _glthread_UNLOCK_MUTEX(fence->mgr->mutex); + return fence; +} + +void +driFenceUnReference(struct _DriFenceObject **pFence) +{ + struct _DriFenceMgr *mgr; + + if (*pFence == NULL) + return; + + mgr = (*pFence)->mgr; + _glthread_LOCK_MUTEX(mgr->mutex); + ++mgr->refCount; + driFenceUnReferenceLocked(pFence); + driFenceMgrUnrefUnlock(&mgr); +} + +struct _DriFenceObject +*driFenceCreate(struct _DriFenceMgr *mgr, uint32_t fence_class, + uint32_t fence_type, void *private, size_t private_size) +{ + struct _DriFenceObject *fence; + size_t fence_size = sizeof(*fence); + + if (private_size) + fence_size = ((fence_size + 15) & ~15); + + fence = calloc(1, fence_size + private_size); + + if (!fence) { + int ret = mgr->info.finish(mgr, private, fence_type, 0); + + if (ret) + usleep(10000000); + + return NULL; + } + + _glthread_INIT_MUTEX(fence->mutex); + _glthread_LOCK_MUTEX(fence->mutex); + _glthread_LOCK_MUTEX(mgr->mutex); + fence->refCount = 1; + DRMLISTADDTAIL(&fence->head, &mgr->heads[fence_class]); + fence->mgr = mgr; + ++mgr->refCount; + _glthread_UNLOCK_MUTEX(mgr->mutex); + fence->fence_class = fence_class; + fence->fence_type = fence_type; + fence->signaled_type = 0; + fence->private = private; + if (private_size) { + fence->private = (void *)(((uint8_t *) fence) + fence_size); + memcpy(fence->private, private, private_size); + } + + _glthread_UNLOCK_MUTEX(fence->mutex); + return fence; +} + + +static int +tSignaled(struct _DriFenceMgr *mgr, void *private, uint32_t flush_type, + uint32_t *signaled_type) +{ + long fd = (long) mgr->private; + int dummy; + drmFence *fence = (drmFence *) private; + int ret; + + *signaled_type = 0; + ret = drmFenceSignaled((int) fd, fence, flush_type, &dummy); + if (ret) + return ret; + + *signaled_type = fence->signaled; + + return 0; +} + +static int +tFinish(struct _DriFenceMgr *mgr, void *private, uint32_t fence_type, + int lazy_hint) +{ + long fd = (long) mgr->private; + unsigned flags = lazy_hint ? DRM_FENCE_FLAG_WAIT_LAZY : 0; + + return drmFenceWait((int)fd, flags, (drmFence *) private, fence_type); +} + +static int +tUnref(struct _DriFenceMgr *mgr, void **private) +{ + long fd = (long) mgr->private; + drmFence *fence = (drmFence *) *private; + *private = NULL; + + return drmFenceUnreference(fd, fence); +} + +struct _DriFenceMgr *driFenceMgrTTMInit(int fd) +{ + struct _DriFenceMgrCreateInfo info; + struct _DriFenceMgr *mgr; + + info.flags = DRI_FENCE_CLASS_ORDERED; + info.num_classes = 4; + info.signaled = tSignaled; + info.finish = tFinish; + info.unreference = tUnref; + + mgr = driFenceMgrCreate(&info); + if (mgr == NULL) + return NULL; + + mgr->private = (void *) (long) fd; + return mgr; +} + diff --git a/src/gallium/winsys/dri/intel/ws_dri_fencemgr.h b/src/gallium/winsys/dri/intel/ws_dri_fencemgr.h new file mode 100644 index 00000000000..4ea58dfe183 --- /dev/null +++ b/src/gallium/winsys/dri/intel/ws_dri_fencemgr.h @@ -0,0 +1,115 @@ +#ifndef DRI_FENCEMGR_H +#define DRI_FENCEMGR_H + +#include <stdint.h> +#include <stdlib.h> + +struct _DriFenceObject; +struct _DriFenceMgr; + +/* + * Do a quick check to see if the fence manager has registered the fence + * object as signaled. Note that this function may return a false negative + * answer. + */ +extern uint32_t driFenceSignaledTypeCached(struct _DriFenceObject *fence); + +/* + * Check if the fence object is signaled. This function can be substantially + * more expensive to call than the above function, but will not return a false + * negative answer. The argument "flush_type" sets the types that the + * underlying mechanism must make sure will eventually signal. + */ +extern int driFenceSignaledType(struct _DriFenceObject *fence, + uint32_t flush_type, uint32_t *signaled); + +/* + * Convenience functions. + */ + +static inline int driFenceSignaled(struct _DriFenceObject *fence, + uint32_t flush_type) +{ + uint32_t signaled_types; + int ret = driFenceSignaledType(fence, flush_type, &signaled_types); + if (ret) + return 0; + return ((signaled_types & flush_type) == flush_type); +} + +static inline int driFenceSignaledCached(struct _DriFenceObject *fence, + uint32_t flush_type) +{ + uint32_t signaled_types = + driFenceSignaledTypeCached(fence); + + return ((signaled_types & flush_type) == flush_type); +} + +/* + * Reference a fence object. + */ +extern struct _DriFenceObject *driFenceReference(struct _DriFenceObject *fence); + +/* + * Unreference a fence object. The fence object pointer will be reset to NULL. + */ + +extern void driFenceUnReference(struct _DriFenceObject **pFence); + + +/* + * Wait for a fence to signal the indicated fence_type. + * If "lazy_hint" is true, it indicates that the wait may sleep to avoid + * busy-wait polling. + */ +extern int driFenceFinish(struct _DriFenceObject *fence, uint32_t fence_type, + int lazy_hint); + +/* + * Create a DriFenceObject for manager "mgr". + * + * "private" is a pointer that should be used for the callbacks in + * struct _DriFenceMgrCreateInfo. + * + * if private_size is nonzero, then the info stored at *private, with size + * private size will be copied and the fence manager will instead use a + * pointer to the copied data for the callbacks in + * struct _DriFenceMgrCreateInfo. In that case, the object pointed to by + * "private" may be destroyed after the call to driFenceCreate. + */ +extern struct _DriFenceObject *driFenceCreate(struct _DriFenceMgr *mgr, + uint32_t fence_class, + uint32_t fence_type, + void *private, + size_t private_size); + +extern uint32_t driFenceType(struct _DriFenceObject *fence); + +/* + * Fence creations are ordered. If a fence signals a fence_type, + * it is safe to assume that all fences of the same class that was + * created before that fence has signaled the same type. + */ + +#define DRI_FENCE_CLASS_ORDERED (1 << 0) + +struct _DriFenceMgrCreateInfo { + uint32_t flags; + uint32_t num_classes; + int (*signaled) (struct _DriFenceMgr *mgr, void *private, uint32_t flush_type, + uint32_t *signaled_type); + int (*finish) (struct _DriFenceMgr *mgr, void *private, uint32_t fence_type, int lazy_hint); + int (*unreference) (struct _DriFenceMgr *mgr, void **private); +}; + +extern struct _DriFenceMgr * +driFenceMgrCreate(const struct _DriFenceMgrCreateInfo *info); + +void +driFenceMgrUnReference(struct _DriFenceMgr **pMgr); + +extern struct _DriFenceMgr * +driFenceMgrTTMInit(int fd); + +#endif diff --git a/src/gallium/winsys/dri/intel/ws_dri_mallocpool.c b/src/gallium/winsys/dri/intel/ws_dri_mallocpool.c new file mode 100644 index 00000000000..bf97d7e440b --- /dev/null +++ b/src/gallium/winsys/dri/intel/ws_dri_mallocpool.c @@ -0,0 +1,162 @@ +/************************************************************************** + * + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, TX., USA + * All Rights Reserved. + * + * 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: + * + * 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. + * + * + **************************************************************************/ +/* + * Authors: Thomas Hellstr�m <thomas-at-tungstengraphics-dot-com> + */ + +#include <xf86drm.h> +#include <stdlib.h> +#include <errno.h> +#include "imports.h" +#include "glthread.h" +#include "ws_dri_bufpool.h" +#include "ws_dri_bufmgr.h" +#include "intel_screen.h" + +static void * +pool_create(struct _DriBufferPool *pool, + unsigned long size, uint64_t flags, unsigned hint, + unsigned alignment) +{ + unsigned long *private = malloc(size + 2*sizeof(unsigned long)); + if ((flags & DRM_BO_MASK_MEM) != DRM_BO_FLAG_MEM_LOCAL) + abort(); + + *private = size; + return (void *)private; +} + + +static int +pool_destroy(struct _DriBufferPool *pool, void *private) +{ + free(private); + return 0; +} + +static int +pool_waitIdle(struct _DriBufferPool *pool, void *private, + _glthread_Mutex *mutex, int lazy) +{ + return 0; +} + +static int +pool_map(struct _DriBufferPool *pool, void *private, unsigned flags, + int hint, _glthread_Mutex *mutex, void **virtual) +{ + *virtual = (void *)((unsigned long *)private + 2); + return 0; +} + +static int +pool_unmap(struct _DriBufferPool *pool, void *private) +{ + return 0; +} + +static unsigned long +pool_offset(struct _DriBufferPool *pool, void *private) +{ + /* + * BUG + */ + abort(); + return 0UL; +} + +static unsigned long +pool_poolOffset(struct _DriBufferPool *pool, void *private) +{ + /* + * BUG + */ + abort(); +} + +static uint64_t +pool_flags(struct _DriBufferPool *pool, void *private) +{ + return DRM_BO_FLAG_MEM_LOCAL | DRM_BO_FLAG_CACHED; +} + +static unsigned long +pool_size(struct _DriBufferPool *pool, void *private) +{ + return *(unsigned long *) private; +} + + +static int +pool_fence(struct _DriBufferPool *pool, void *private, + struct _DriFenceObject *fence) +{ + abort(); + return 0UL; +} + +static drmBO * +pool_kernel(struct _DriBufferPool *pool, void *private) +{ + abort(); + return NULL; +} + +static void +pool_takedown(struct _DriBufferPool *pool) +{ + free(pool); +} + + +struct _DriBufferPool * +driMallocPoolInit(void) +{ + struct _DriBufferPool *pool; + + pool = (struct _DriBufferPool *) malloc(sizeof(*pool)); + if (!pool) + return NULL; + + pool->data = NULL; + pool->fd = -1; + pool->map = &pool_map; + pool->unmap = &pool_unmap; + pool->destroy = &pool_destroy; + pool->offset = &pool_offset; + pool->poolOffset = &pool_poolOffset; + pool->flags = &pool_flags; + pool->size = &pool_size; + pool->create = &pool_create; + pool->fence = &pool_fence; + pool->kernel = &pool_kernel; + pool->validate = NULL; + pool->waitIdle = &pool_waitIdle; + pool->takeDown = &pool_takedown; + return pool; +} diff --git a/src/gallium/winsys/dri/intel/ws_dri_slabpool.c b/src/gallium/winsys/dri/intel/ws_dri_slabpool.c new file mode 100644 index 00000000000..235f0ac9726 --- /dev/null +++ b/src/gallium/winsys/dri/intel/ws_dri_slabpool.c @@ -0,0 +1,945 @@ +/************************************************************************** + * + * Copyright 2006-2008 Tungsten Graphics, Inc., Cedar Park, TX., USA + * All Rights Reserved. + * + * 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: + * + * 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. + * + * + **************************************************************************/ +/* + * Authors: Thomas Hellstrom <thomas-at-tungstengraphics-dot-com> + */ + +#include <stdint.h> +#include <sys/time.h> +#include <errno.h> +#include <unistd.h> +#include <assert.h> +#include "ws_dri_bufpool.h" +#include "ws_dri_fencemgr.h" +#include "ws_dri_bufmgr.h" +#include "glthread.h" + +#define DRI_SLABPOOL_ALLOC_RETRIES 100 + +struct _DriSlab; + +struct _DriSlabBuffer { + int isSlabBuffer; + drmBO *bo; + struct _DriFenceObject *fence; + struct _DriSlab *parent; + drmMMListHead head; + uint32_t mapCount; + uint32_t start; + uint32_t fenceType; + int unFenced; + _glthread_Cond event; +}; + +struct _DriKernelBO { + int fd; + drmBO bo; + drmMMListHead timeoutHead; + drmMMListHead head; + struct timeval timeFreed; + uint32_t pageAlignment; + void *virtual; +}; + +struct _DriSlab{ + drmMMListHead head; + drmMMListHead freeBuffers; + uint32_t numBuffers; + uint32_t numFree; + struct _DriSlabBuffer *buffers; + struct _DriSlabSizeHeader *header; + struct _DriKernelBO *kbo; +}; + + +struct _DriSlabSizeHeader { + drmMMListHead slabs; + drmMMListHead freeSlabs; + drmMMListHead delayedBuffers; + uint32_t numDelayed; + struct _DriSlabPool *slabPool; + uint32_t bufSize; + _glthread_Mutex mutex; +}; + +struct _DriFreeSlabManager { + struct timeval slabTimeout; + struct timeval checkInterval; + struct timeval nextCheck; + drmMMListHead timeoutList; + drmMMListHead unCached; + drmMMListHead cached; + _glthread_Mutex mutex; +}; + + +struct _DriSlabPool { + + /* + * The data of this structure remains constant after + * initialization and thus needs no mutex protection. + */ + + struct _DriFreeSlabManager *fMan; + uint64_t proposedFlags; + uint64_t validMask; + uint32_t *bucketSizes; + uint32_t numBuckets; + uint32_t pageSize; + int fd; + int pageAlignment; + int maxSlabSize; + int desiredNumBuffers; + struct _DriSlabSizeHeader *headers; +}; + +/* + * FIXME: Perhaps arrange timeout slabs in size buckets for fast + * retreival?? + */ + + +static inline int +driTimeAfterEq(struct timeval *arg1, struct timeval *arg2) +{ + return ((arg1->tv_sec > arg2->tv_sec) || + ((arg1->tv_sec == arg2->tv_sec) && + (arg1->tv_usec > arg2->tv_usec))); +} + +static inline void +driTimeAdd(struct timeval *arg, struct timeval *add) +{ + unsigned int sec; + + arg->tv_sec += add->tv_sec; + arg->tv_usec += add->tv_usec; + sec = arg->tv_usec / 1000000; + arg->tv_sec += sec; + arg->tv_usec -= sec*1000000; +} + +static void +driFreeKernelBO(struct _DriKernelBO *kbo) +{ + if (!kbo) + return; + + (void) drmBOUnreference(kbo->fd, &kbo->bo); + free(kbo); +} + + +static void +driFreeTimeoutKBOsLocked(struct _DriFreeSlabManager *fMan, + struct timeval *time) +{ + drmMMListHead *list, *next; + struct _DriKernelBO *kbo; + + if (!driTimeAfterEq(time, &fMan->nextCheck)) + return; + + for (list = fMan->timeoutList.next, next = list->next; + list != &fMan->timeoutList; + list = next, next = list->next) { + + kbo = DRMLISTENTRY(struct _DriKernelBO, list, timeoutHead); + + if (!driTimeAfterEq(time, &kbo->timeFreed)) + break; + + DRMLISTDELINIT(&kbo->timeoutHead); + DRMLISTDELINIT(&kbo->head); + driFreeKernelBO(kbo); + } + + fMan->nextCheck = *time; + driTimeAdd(&fMan->nextCheck, &fMan->checkInterval); +} + + +/* + * Add a _DriKernelBO to the free slab manager. + * This means that it is available for reuse, but if it's not + * reused in a while, it will be freed. + */ + +static void +driSetKernelBOFree(struct _DriFreeSlabManager *fMan, + struct _DriKernelBO *kbo) +{ + struct timeval time; + + _glthread_LOCK_MUTEX(fMan->mutex); + gettimeofday(&time, NULL); + driTimeAdd(&time, &fMan->slabTimeout); + + kbo->timeFreed = time; + + if (kbo->bo.flags & DRM_BO_FLAG_CACHED) + DRMLISTADD(&kbo->head, &fMan->cached); + else + DRMLISTADD(&kbo->head, &fMan->unCached); + + DRMLISTADDTAIL(&kbo->timeoutHead, &fMan->timeoutList); + driFreeTimeoutKBOsLocked(fMan, &time); + + _glthread_UNLOCK_MUTEX(fMan->mutex); +} + +/* + * Get a _DriKernelBO for us to use as storage for a slab. + * + */ + +static struct _DriKernelBO * +driAllocKernelBO(struct _DriSlabSizeHeader *header) + +{ + struct _DriSlabPool *slabPool = header->slabPool; + struct _DriFreeSlabManager *fMan = slabPool->fMan; + drmMMListHead *list, *next, *head; + uint32_t size = header->bufSize * slabPool->desiredNumBuffers; + struct _DriKernelBO *kbo; + int ret; + + /* + * FIXME: We should perhaps allow some variation in slabsize in order + * to efficiently reuse slabs. + */ + + size = (size <= slabPool->maxSlabSize) ? size : slabPool->maxSlabSize; + size = (size + slabPool->pageSize - 1) & ~(slabPool->pageSize - 1); + _glthread_LOCK_MUTEX(fMan->mutex); + + kbo = NULL; + + retry: + head = (slabPool->proposedFlags & DRM_BO_FLAG_CACHED) ? + &fMan->cached : &fMan->unCached; + + for (list = head->next, next = list->next; + list != head; + list = next, next = list->next) { + + kbo = DRMLISTENTRY(struct _DriKernelBO, list, head); + + if ((kbo->bo.size == size) && + (slabPool->pageAlignment == 0 || + (kbo->pageAlignment % slabPool->pageAlignment) == 0)) { + + DRMLISTDELINIT(&kbo->head); + DRMLISTDELINIT(&kbo->timeoutHead); + break; + } + + kbo = NULL; + } + + _glthread_UNLOCK_MUTEX(fMan->mutex); + + if (kbo) { + ret = 0; + ret = drmBOSetStatus(kbo->fd, &kbo->bo, slabPool->proposedFlags, + (slabPool->proposedFlags ^ kbo->bo.flags), + DRM_BO_HINT_DONT_FENCE, 0, 0); + if (ret == 0) + return kbo; + + driFreeKernelBO(kbo); + kbo = NULL; + goto retry; + } + + kbo = calloc(1, sizeof(struct _DriKernelBO)); + if (!kbo) + return NULL; + + kbo->fd = slabPool->fd; + DRMINITLISTHEAD(&kbo->head); + DRMINITLISTHEAD(&kbo->timeoutHead); + + ret = drmBOCreate(kbo->fd, size, slabPool->pageAlignment, NULL, + slabPool->proposedFlags, + DRM_BO_HINT_DONT_FENCE, &kbo->bo); + if (ret) + goto out_err0; + + ret = drmBOMap(kbo->fd, &kbo->bo, + DRM_BO_FLAG_READ | DRM_BO_FLAG_WRITE, + 0, &kbo->virtual); + + if (ret) + goto out_err1; + + ret = drmBOUnmap(kbo->fd, &kbo->bo); + if (ret) + goto out_err1; + + return kbo; + + out_err1: + drmBOUnreference(kbo->fd, &kbo->bo); + out_err0: + free(kbo); + return NULL; +} + + +static int +driAllocSlab(struct _DriSlabSizeHeader *header) +{ + struct _DriSlab *slab; + struct _DriSlabBuffer *buf; + uint32_t numBuffers; + int ret; + int i; + + slab = calloc(1, sizeof(*slab)); + if (!slab) + return -ENOMEM; + + slab->kbo = driAllocKernelBO(header); + if (!slab->kbo) { + ret = -ENOMEM; + goto out_err0; + } + + numBuffers = slab->kbo->bo.size / header->bufSize; + + slab->buffers = calloc(numBuffers, sizeof(*slab->buffers)); + if (!slab->buffers) { + ret = -ENOMEM; + goto out_err1; + } + + DRMINITLISTHEAD(&slab->head); + DRMINITLISTHEAD(&slab->freeBuffers); + slab->numBuffers = numBuffers; + slab->numFree = 0; + slab->header = header; + + buf = slab->buffers; + for (i=0; i < numBuffers; ++i) { + buf->parent = slab; + buf->start = i* header->bufSize; + buf->mapCount = 0; + buf->isSlabBuffer = 1; + _glthread_INIT_COND(buf->event); + DRMLISTADDTAIL(&buf->head, &slab->freeBuffers); + slab->numFree++; + buf++; + } + + DRMLISTADDTAIL(&slab->head, &header->slabs); + + return 0; + + out_err1: + driSetKernelBOFree(header->slabPool->fMan, slab->kbo); + free(slab->buffers); + out_err0: + free(slab); + return ret; +} + +/* + * Delete a buffer from the slab header delayed list and put + * it on the slab free list. + */ + +static void +driSlabFreeBufferLocked(struct _DriSlabBuffer *buf) +{ + struct _DriSlab *slab = buf->parent; + struct _DriSlabSizeHeader *header = slab->header; + drmMMListHead *list = &buf->head; + + DRMLISTDEL(list); + DRMLISTADDTAIL(list, &slab->freeBuffers); + slab->numFree++; + + if (slab->head.next == &slab->head) + DRMLISTADDTAIL(&slab->head, &header->slabs); + + if (slab->numFree == slab->numBuffers) { + list = &slab->head; + DRMLISTDEL(list); + DRMLISTADDTAIL(list, &header->freeSlabs); + } + + if (header->slabs.next == &header->slabs || + slab->numFree != slab->numBuffers) { + + drmMMListHead *next; + struct _DriFreeSlabManager *fMan = header->slabPool->fMan; + + for (list = header->freeSlabs.next, next = list->next; + list != &header->freeSlabs; + list = next, next = list->next) { + + slab = DRMLISTENTRY(struct _DriSlab, list, head); + + DRMLISTDELINIT(list); + driSetKernelBOFree(fMan, slab->kbo); + free(slab->buffers); + free(slab); + } + } +} + +static void +driSlabCheckFreeLocked(struct _DriSlabSizeHeader *header, int wait) +{ + drmMMListHead *list, *prev; + struct _DriSlabBuffer *buf; + struct _DriSlab *slab; + + int signaled = 0; + int i; + int ret; + + list = header->delayedBuffers.next; + + /* Only examine the oldest 1/3 of delayed buffers: + */ + if (header->numDelayed > 3) { + for (i = 0; i < header->numDelayed; i += 3) { + list = list->next; + } + } + + prev = list->prev; + for (; list != &header->delayedBuffers; list = prev, prev = list->prev) { + buf = DRMLISTENTRY(struct _DriSlabBuffer, list, head); + slab = buf->parent; + + if (!signaled) { + if (wait) { + ret = driFenceFinish(buf->fence, buf->fenceType, 0); + if (ret) + break; + signaled = 1; + } else { + signaled = driFenceSignaled(buf->fence, buf->fenceType); + } + if (signaled) { + driFenceUnReference(&buf->fence); + header->numDelayed--; + driSlabFreeBufferLocked(buf); + } + } else if (driFenceSignaledCached(buf->fence, buf->fenceType)) { + driFenceUnReference(&buf->fence); + header->numDelayed--; + driSlabFreeBufferLocked(buf); + } + } +} + + +static struct _DriSlabBuffer * +driSlabAllocBuffer(struct _DriSlabSizeHeader *header) +{ + static struct _DriSlabBuffer *buf; + struct _DriSlab *slab; + drmMMListHead *list; + int count = DRI_SLABPOOL_ALLOC_RETRIES; + + _glthread_LOCK_MUTEX(header->mutex); + while(header->slabs.next == &header->slabs && count > 0) { + driSlabCheckFreeLocked(header, 0); + if (header->slabs.next != &header->slabs) + break; + + _glthread_UNLOCK_MUTEX(header->mutex); + if (count != DRI_SLABPOOL_ALLOC_RETRIES) + usleep(1); + (void) driAllocSlab(header); + _glthread_LOCK_MUTEX(header->mutex); + count--; + } + + list = header->slabs.next; + if (list == &header->slabs) { + _glthread_UNLOCK_MUTEX(header->mutex); + //assert(0, "no buffers in slab"); + return NULL; + } + slab = DRMLISTENTRY(struct _DriSlab, list, head); + if (--slab->numFree == 0) + DRMLISTDELINIT(list); + + list = slab->freeBuffers.next; + DRMLISTDELINIT(list); + + _glthread_UNLOCK_MUTEX(header->mutex); + buf = DRMLISTENTRY(struct _DriSlabBuffer, list, head); + return buf; +} + +static void * +pool_create(struct _DriBufferPool *driPool, unsigned long size, + uint64_t flags, unsigned hint, unsigned alignment) +{ + struct _DriSlabPool *pool = (struct _DriSlabPool *) driPool->data; + struct _DriSlabSizeHeader *header; + struct _DriSlabBuffer *buf; + void *dummy; + int i; + int ret; + + + /* + * FIXME: Check for compatibility. + */ + + header = pool->headers; + for (i=0; i<pool->numBuckets; ++i) { + if (header->bufSize >= size) + break; + header++; + } + + if (i < pool->numBuckets) + return driSlabAllocBuffer(header); + + + /* + * Fall back to allocate a buffer object directly from DRM. + * and wrap it in a driBO structure. + */ + + + buf = calloc(1, sizeof(*buf)); + + if (!buf) + return NULL; + + buf->bo = calloc(1, sizeof(*buf->bo)); + if (!buf->bo) + goto out_err0; + + if (alignment) { + if ((alignment < pool->pageSize) && (pool->pageSize % alignment)) + goto out_err1; + if ((alignment > pool->pageSize) && (alignment % pool->pageSize)) + goto out_err1; + } + + ret = drmBOCreate(pool->fd, size, alignment / pool->pageSize, NULL, + flags, hint, buf->bo); + if (ret) + goto out_err1; + + ret = drmBOMap(pool->fd, buf->bo, DRM_BO_FLAG_READ | DRM_BO_FLAG_WRITE, + 0, &dummy); + if (ret) + goto out_err2; + + ret = drmBOUnmap(pool->fd, buf->bo); + if (ret) + goto out_err2; + + return buf; + out_err2: + drmBOUnreference(pool->fd, buf->bo); + out_err1: + free(buf->bo); + out_err0: + free(buf); + return NULL; +} + +static int +pool_destroy(struct _DriBufferPool *driPool, void *private) +{ + struct _DriSlabBuffer *buf = + (struct _DriSlabBuffer *) private; + struct _DriSlab *slab; + struct _DriSlabSizeHeader *header; + + if (!buf->isSlabBuffer) { + struct _DriSlabPool *pool = (struct _DriSlabPool *) driPool->data; + int ret; + + ret = drmBOUnreference(pool->fd, buf->bo); + free(buf->bo); + free(buf); + return ret; + } + + slab = buf->parent; + header = slab->header; + + _glthread_LOCK_MUTEX(header->mutex); + buf->unFenced = 0; + buf->mapCount = 0; + + if (buf->fence && !driFenceSignaledCached(buf->fence, buf->fenceType)) { + DRMLISTADDTAIL(&buf->head, &header->delayedBuffers); + header->numDelayed++; + } else { + driSlabFreeBufferLocked(buf); + } + + _glthread_UNLOCK_MUTEX(header->mutex); + return 0; +} + +static int +pool_waitIdle(struct _DriBufferPool *driPool, void *private, + _glthread_Mutex *mutex, int lazy) +{ + struct _DriSlabBuffer *buf = (struct _DriSlabBuffer *) private; + + while(buf->unFenced) + _glthread_COND_WAIT(buf->event, *mutex); + + if (!buf->fence) + return 0; + + driFenceFinish(buf->fence, buf->fenceType, lazy); + driFenceUnReference(&buf->fence); + + return 0; +} + +static int +pool_map(struct _DriBufferPool *pool, void *private, unsigned flags, + int hint, _glthread_Mutex *mutex, void **virtual) +{ + struct _DriSlabBuffer *buf = (struct _DriSlabBuffer *) private; + int busy; + + if (buf->isSlabBuffer) + busy = buf->unFenced || (buf->fence && !driFenceSignaledCached(buf->fence, buf->fenceType)); + else + busy = buf->fence && !driFenceSignaled(buf->fence, buf->fenceType); + + + if (busy) { + if (hint & DRM_BO_HINT_DONT_BLOCK) + return -EBUSY; + else { + (void) pool_waitIdle(pool, private, mutex, 0); + } + } + + ++buf->mapCount; + *virtual = (buf->isSlabBuffer) ? + (void *) ((uint8_t *) buf->parent->kbo->virtual + buf->start) : + (void *) buf->bo->virtual; + + return 0; +} + +static int +pool_unmap(struct _DriBufferPool *pool, void *private) +{ + struct _DriSlabBuffer *buf = (struct _DriSlabBuffer *) private; + + --buf->mapCount; + if (buf->mapCount == 0 && buf->isSlabBuffer) + _glthread_COND_BROADCAST(buf->event); + + return 0; +} + +static unsigned long +pool_offset(struct _DriBufferPool *pool, void *private) +{ + struct _DriSlabBuffer *buf = (struct _DriSlabBuffer *) private; + struct _DriSlab *slab; + struct _DriSlabSizeHeader *header; + + if (!buf->isSlabBuffer) { + assert(buf->bo->proposedFlags & DRM_BO_FLAG_NO_MOVE); + return buf->bo->offset; + } + + slab = buf->parent; + header = slab->header; + + (void) header; + assert(header->slabPool->proposedFlags & DRM_BO_FLAG_NO_MOVE); + return slab->kbo->bo.offset + buf->start; +} + +static unsigned long +pool_poolOffset(struct _DriBufferPool *pool, void *private) +{ + struct _DriSlabBuffer *buf = (struct _DriSlabBuffer *) private; + + return buf->start; +} + +static uint64_t +pool_flags(struct _DriBufferPool *pool, void *private) +{ + struct _DriSlabBuffer *buf = (struct _DriSlabBuffer *) private; + + if (!buf->isSlabBuffer) + return buf->bo->flags; + + return buf->parent->kbo->bo.flags; +} + +static unsigned long +pool_size(struct _DriBufferPool *pool, void *private) +{ + struct _DriSlabBuffer *buf = (struct _DriSlabBuffer *) private; + if (!buf->isSlabBuffer) + return buf->bo->size; + + return buf->parent->header->bufSize; +} + +static int +pool_fence(struct _DriBufferPool *pool, void *private, + struct _DriFenceObject *fence) +{ + struct _DriSlabBuffer *buf = (struct _DriSlabBuffer *) private; + drmBO *bo; + + if (buf->fence) + driFenceUnReference(&buf->fence); + + buf->fence = driFenceReference(fence); + bo = (buf->isSlabBuffer) ? + &buf->parent->kbo->bo: + buf->bo; + buf->fenceType = bo->fenceFlags; + + buf->unFenced = 0; + _glthread_COND_BROADCAST(buf->event); + + return 0; +} + +static drmBO * +pool_kernel(struct _DriBufferPool *pool, void *private) +{ + struct _DriSlabBuffer *buf = (struct _DriSlabBuffer *) private; + + return (buf->isSlabBuffer) ? &buf->parent->kbo->bo : buf->bo; +} + +static int +pool_validate(struct _DriBufferPool *pool, void *private, + _glthread_Mutex *mutex) +{ + struct _DriSlabBuffer *buf = (struct _DriSlabBuffer *) private; + + if (!buf->isSlabBuffer) + return 0; + + while(buf->mapCount != 0) + _glthread_COND_WAIT(buf->event, *mutex); + + buf->unFenced = 1; + return 0; +} + + +struct _DriFreeSlabManager * +driInitFreeSlabManager(uint32_t checkIntervalMsec, uint32_t slabTimeoutMsec) +{ + struct _DriFreeSlabManager *tmp; + + tmp = calloc(1, sizeof(*tmp)); + if (!tmp) + return NULL; + + _glthread_INIT_MUTEX(tmp->mutex); + _glthread_LOCK_MUTEX(tmp->mutex); + tmp->slabTimeout.tv_usec = slabTimeoutMsec*1000; + tmp->slabTimeout.tv_sec = tmp->slabTimeout.tv_usec / 1000000; + tmp->slabTimeout.tv_usec -= tmp->slabTimeout.tv_sec*1000000; + + tmp->checkInterval.tv_usec = checkIntervalMsec*1000; + tmp->checkInterval.tv_sec = tmp->checkInterval.tv_usec / 1000000; + tmp->checkInterval.tv_usec -= tmp->checkInterval.tv_sec*1000000; + + gettimeofday(&tmp->nextCheck, NULL); + driTimeAdd(&tmp->nextCheck, &tmp->checkInterval); + DRMINITLISTHEAD(&tmp->timeoutList); + DRMINITLISTHEAD(&tmp->unCached); + DRMINITLISTHEAD(&tmp->cached); + _glthread_UNLOCK_MUTEX(tmp->mutex); + + return tmp; +} + +void +driFinishFreeSlabManager(struct _DriFreeSlabManager *fMan) +{ + struct timeval time; + + time = fMan->nextCheck; + driTimeAdd(&time, &fMan->checkInterval); + + _glthread_LOCK_MUTEX(fMan->mutex); + driFreeTimeoutKBOsLocked(fMan, &time); + _glthread_UNLOCK_MUTEX(fMan->mutex); + + assert(fMan->timeoutList.next == &fMan->timeoutList); + assert(fMan->unCached.next == &fMan->unCached); + assert(fMan->cached.next == &fMan->cached); + + free(fMan); +} + +static void +driInitSizeHeader(struct _DriSlabPool *pool, uint32_t size, + struct _DriSlabSizeHeader *header) +{ + _glthread_INIT_MUTEX(header->mutex); + _glthread_LOCK_MUTEX(header->mutex); + + DRMINITLISTHEAD(&header->slabs); + DRMINITLISTHEAD(&header->freeSlabs); + DRMINITLISTHEAD(&header->delayedBuffers); + + header->numDelayed = 0; + header->slabPool = pool; + header->bufSize = size; + + _glthread_UNLOCK_MUTEX(header->mutex); +} + +static void +driFinishSizeHeader(struct _DriSlabSizeHeader *header) +{ + drmMMListHead *list, *next; + struct _DriSlabBuffer *buf; + + _glthread_LOCK_MUTEX(header->mutex); + for (list = header->delayedBuffers.next, next = list->next; + list != &header->delayedBuffers; + list = next, next = list->next) { + + buf = DRMLISTENTRY(struct _DriSlabBuffer, list , head); + if (buf->fence) { + (void) driFenceFinish(buf->fence, buf->fenceType, 0); + driFenceUnReference(&buf->fence); + } + header->numDelayed--; + driSlabFreeBufferLocked(buf); + } + _glthread_UNLOCK_MUTEX(header->mutex); +} + +static void +pool_takedown(struct _DriBufferPool *driPool) +{ + struct _DriSlabPool *pool = driPool->data; + int i; + + for (i=0; i<pool->numBuckets; ++i) { + driFinishSizeHeader(&pool->headers[i]); + } + + free(pool->headers); + free(pool->bucketSizes); + free(pool); + free(driPool); +} + +struct _DriBufferPool * +driSlabPoolInit(int fd, uint64_t flags, + uint64_t validMask, + uint32_t smallestSize, + uint32_t numSizes, + uint32_t desiredNumBuffers, + uint32_t maxSlabSize, + uint32_t pageAlignment, + struct _DriFreeSlabManager *fMan) +{ + struct _DriBufferPool *driPool; + struct _DriSlabPool *pool; + uint32_t i; + + driPool = calloc(1, sizeof(*driPool)); + if (!driPool) + return NULL; + + pool = calloc(1, sizeof(*pool)); + if (!pool) + goto out_err0; + + pool->bucketSizes = calloc(numSizes, sizeof(*pool->bucketSizes)); + if (!pool->bucketSizes) + goto out_err1; + + pool->headers = calloc(numSizes, sizeof(*pool->headers)); + if (!pool->headers) + goto out_err2; + + pool->fMan = fMan; + pool->proposedFlags = flags; + pool->validMask = validMask; + pool->numBuckets = numSizes; + pool->pageSize = getpagesize(); + pool->fd = fd; + pool->pageAlignment = pageAlignment; + pool->maxSlabSize = maxSlabSize; + pool->desiredNumBuffers = desiredNumBuffers; + + for (i=0; i<pool->numBuckets; ++i) { + pool->bucketSizes[i] = (smallestSize << i); + driInitSizeHeader(pool, pool->bucketSizes[i], + &pool->headers[i]); + } + + driPool->data = (void *) pool; + driPool->map = &pool_map; + driPool->unmap = &pool_unmap; + driPool->destroy = &pool_destroy; + driPool->offset = &pool_offset; + driPool->poolOffset = &pool_poolOffset; + driPool->flags = &pool_flags; + driPool->size = &pool_size; + driPool->create = &pool_create; + driPool->fence = &pool_fence; + driPool->kernel = &pool_kernel; + driPool->validate = &pool_validate; + driPool->waitIdle = &pool_waitIdle; + driPool->takeDown = &pool_takedown; + + return driPool; + + out_err2: + free(pool->bucketSizes); + out_err1: + free(pool); + out_err0: + free(driPool); + + return NULL; +} |