From: Marek Olšák Date: Sun, 6 Dec 2015 19:57:05 +0000 (+0100) Subject: winsys/radeon: use pb_cache instead of pb_cache_manager X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=cf422d20ff9d9cc9ad9c015d878687803c311a4a;p=mesa.git winsys/radeon: use pb_cache instead of pb_cache_manager This is a prerequisite for the removal of radeon_winsys_cs_handle. Reviewed-by: Nicolai Hähnle Reviewed-by: Edward O'Callaghan Reviewed-by: Michel Dänzer --- diff --git a/src/gallium/winsys/radeon/drm/radeon_drm_bo.c b/src/gallium/winsys/radeon/drm/radeon_drm_bo.c index 4c383794675..12c99e8266d 100644 --- a/src/gallium/winsys/radeon/drm/radeon_drm_bo.c +++ b/src/gallium/winsys/radeon/drm/radeon_drm_bo.c @@ -41,11 +41,8 @@ #include #include -static const struct pb_vtbl radeon_bo_vtbl; - static inline struct radeon_bo *radeon_bo(struct pb_buffer *bo) { - assert(bo->vtbl == &radeon_bo_vtbl); return (struct radeon_bo *)bo; } @@ -55,37 +52,6 @@ struct radeon_bo_va_hole { uint64_t size; }; -struct radeon_bomgr { - /* Base class. */ - struct pb_manager base; - - /* Winsys. */ - struct radeon_drm_winsys *rws; -}; - -static inline struct radeon_bomgr *radeon_bomgr(struct pb_manager *mgr) -{ - return (struct radeon_bomgr *)mgr; -} - -static struct radeon_bo *get_radeon_bo(struct pb_buffer *_buf) -{ - struct radeon_bo *bo = NULL; - - if (_buf->vtbl == &radeon_bo_vtbl) { - bo = radeon_bo(_buf); - } else { - struct pb_buffer *base_buf; - pb_size offset; - pb_get_base_buffer(_buf, &base_buf, &offset); - - if (base_buf->vtbl == &radeon_bo_vtbl) - bo = radeon_bo(base_buf); - } - - return bo; -} - static bool radeon_bo_is_busy(struct radeon_bo *bo) { struct drm_radeon_gem_busy args = {0}; @@ -107,7 +73,7 @@ static void radeon_bo_wait_idle(struct radeon_bo *bo) static bool radeon_bo_wait(struct pb_buffer *_buf, uint64_t timeout, enum radeon_bo_usage usage) { - struct radeon_bo *bo = get_radeon_bo(_buf); + struct radeon_bo *bo = radeon_bo(_buf); int64_t abs_timeout; /* No timeout. Just query. */ @@ -296,7 +262,7 @@ out: pipe_mutex_unlock(rws->bo_va_mutex); } -static void radeon_bo_destroy(struct pb_buffer *_buf) +void radeon_bo_destroy(struct pb_buffer *_buf) { struct radeon_bo *bo = radeon_bo(_buf); struct radeon_drm_winsys *rws = bo->rws; @@ -352,6 +318,16 @@ static void radeon_bo_destroy(struct pb_buffer *_buf) FREE(bo); } +static void radeon_bo_destroy_or_cache(struct pb_buffer *_buf) +{ + struct radeon_bo *bo = radeon_bo(_buf); + + if (bo->use_reusable_pool) + pb_cache_add_buffer(&bo->cache_entry); + else + radeon_bo_destroy(_buf); +} + void *radeon_bo_do_map(struct radeon_bo *bo) { struct drm_radeon_gem_mmap args = {0}; @@ -498,34 +474,9 @@ static void radeon_bo_unmap(struct radeon_winsys_cs_handle *_buf) pipe_mutex_unlock(bo->map_mutex); } -static void radeon_bo_get_base_buffer(struct pb_buffer *buf, - struct pb_buffer **base_buf, - unsigned *offset) -{ - *base_buf = buf; - *offset = 0; -} - -static enum pipe_error radeon_bo_validate(struct pb_buffer *_buf, - struct pb_validate *vl, - unsigned flags) -{ - /* Always pinned */ - return PIPE_OK; -} - -static void radeon_bo_fence(struct pb_buffer *buf, - struct pipe_fence_handle *fence) -{ -} - static const struct pb_vtbl radeon_bo_vtbl = { - radeon_bo_destroy, - NULL, /* never called */ - NULL, /* never called */ - radeon_bo_validate, - radeon_bo_fence, - radeon_bo_get_base_buffer, + radeon_bo_destroy_or_cache + /* other functions are never called */ }; #ifndef RADEON_GEM_GTT_WC @@ -540,40 +491,39 @@ static const struct pb_vtbl radeon_bo_vtbl = { #define RADEON_GEM_NO_CPU_ACCESS (1 << 4) #endif -static struct pb_buffer *radeon_bomgr_create_bo(struct pb_manager *_mgr, - pb_size size, - const struct pb_desc *desc) +static struct radeon_bo *radeon_create_bo(struct radeon_drm_winsys *rws, + unsigned size, unsigned alignment, + unsigned usage, + unsigned initial_domains, + unsigned flags) { - struct radeon_bomgr *mgr = radeon_bomgr(_mgr); - struct radeon_drm_winsys *rws = mgr->rws; struct radeon_bo *bo; struct drm_radeon_gem_create args; - struct radeon_bo_desc *rdesc = (struct radeon_bo_desc*)desc; int r; memset(&args, 0, sizeof(args)); - assert(rdesc->initial_domains); - assert((rdesc->initial_domains & + assert(initial_domains); + assert((initial_domains & ~(RADEON_GEM_DOMAIN_GTT | RADEON_GEM_DOMAIN_VRAM)) == 0); args.size = size; - args.alignment = desc->alignment; - args.initial_domain = rdesc->initial_domains; + args.alignment = alignment; + args.initial_domain = initial_domains; args.flags = 0; - if (rdesc->flags & RADEON_FLAG_GTT_WC) + if (flags & RADEON_FLAG_GTT_WC) args.flags |= RADEON_GEM_GTT_WC; - if (rdesc->flags & RADEON_FLAG_CPU_ACCESS) + if (flags & RADEON_FLAG_CPU_ACCESS) args.flags |= RADEON_GEM_CPU_ACCESS; - if (rdesc->flags & RADEON_FLAG_NO_CPU_ACCESS) + if (flags & RADEON_FLAG_NO_CPU_ACCESS) args.flags |= RADEON_GEM_NO_CPU_ACCESS; if (drmCommandWriteRead(rws->fd, DRM_RADEON_GEM_CREATE, &args, sizeof(args))) { fprintf(stderr, "radeon: Failed to allocate a buffer:\n"); fprintf(stderr, "radeon: size : %d bytes\n", size); - fprintf(stderr, "radeon: alignment : %d bytes\n", desc->alignment); + fprintf(stderr, "radeon: alignment : %d bytes\n", alignment); fprintf(stderr, "radeon: domains : %d\n", args.initial_domain); fprintf(stderr, "radeon: flags : %d\n", args.flags); return NULL; @@ -584,20 +534,21 @@ static struct pb_buffer *radeon_bomgr_create_bo(struct pb_manager *_mgr, return NULL; pipe_reference_init(&bo->base.reference, 1); - bo->base.alignment = desc->alignment; - bo->base.usage = desc->usage; + bo->base.alignment = alignment; + bo->base.usage = usage; bo->base.size = size; bo->base.vtbl = &radeon_bo_vtbl; bo->rws = rws; bo->handle = args.handle; bo->va = 0; - bo->initial_domain = rdesc->initial_domains; + bo->initial_domain = initial_domains; pipe_mutex_init(bo->map_mutex); + pb_cache_init_entry(&rws->bo_cache, &bo->cache_entry, &bo->base); if (rws->info.r600_virtual_address) { struct drm_radeon_gem_va va; - bo->va = radeon_bomgr_find_va(rws, size, desc->alignment); + bo->va = radeon_bomgr_find_va(rws, size, alignment); va.handle = bo->handle; va.vm_id = 0; @@ -610,7 +561,7 @@ static struct pb_buffer *radeon_bomgr_create_bo(struct pb_manager *_mgr, if (r && va.operation == RADEON_VA_RESULT_ERROR) { fprintf(stderr, "radeon: Failed to allocate virtual address for buffer:\n"); fprintf(stderr, "radeon: size : %d bytes\n", size); - fprintf(stderr, "radeon: alignment : %d bytes\n", desc->alignment); + fprintf(stderr, "radeon: alignment : %d bytes\n", alignment); fprintf(stderr, "radeon: domains : %d\n", args.initial_domain); fprintf(stderr, "radeon: va : 0x%016llx\n", (unsigned long long)bo->va); radeon_bo_destroy(&bo->base); @@ -631,56 +582,22 @@ static struct pb_buffer *radeon_bomgr_create_bo(struct pb_manager *_mgr, pipe_mutex_unlock(rws->bo_handles_mutex); } - if (rdesc->initial_domains & RADEON_DOMAIN_VRAM) + if (initial_domains & RADEON_DOMAIN_VRAM) rws->allocated_vram += align(size, rws->size_align); - else if (rdesc->initial_domains & RADEON_DOMAIN_GTT) + else if (initial_domains & RADEON_DOMAIN_GTT) rws->allocated_gtt += align(size, rws->size_align); return &bo->base; } -static void radeon_bomgr_flush(struct pb_manager *mgr) -{ - /* NOP */ -} - -/* This is for the cache bufmgr. */ -static boolean radeon_bomgr_is_buffer_busy(struct pb_manager *_mgr, - struct pb_buffer *_buf) +bool radeon_bo_can_reclaim(struct pb_buffer *_buf) { struct radeon_bo *bo = radeon_bo(_buf); - if (radeon_bo_is_referenced_by_any_cs(bo)) { - return TRUE; - } + if (radeon_bo_is_referenced_by_any_cs(bo)) + return false; - if (!radeon_bo_wait((struct pb_buffer*)bo, 0, RADEON_USAGE_READWRITE)) { - return TRUE; - } - - return FALSE; -} - -static void radeon_bomgr_destroy(struct pb_manager *_mgr) -{ - FREE(_mgr); -} - -struct pb_manager *radeon_bomgr_create(struct radeon_drm_winsys *rws) -{ - struct radeon_bomgr *mgr; - - mgr = CALLOC_STRUCT(radeon_bomgr); - if (!mgr) - return NULL; - - mgr->base.destroy = radeon_bomgr_destroy; - mgr->base.create_buffer = radeon_bomgr_create_bo; - mgr->base.flush = radeon_bomgr_flush; - mgr->base.is_buffer_busy = radeon_bomgr_is_buffer_busy; - - mgr->rws = rws; - return &mgr->base; + return radeon_bo_wait(_buf, 0, RADEON_USAGE_READWRITE); } static unsigned eg_tile_split(unsigned tile_split) @@ -721,7 +638,7 @@ static void radeon_bo_get_tiling(struct pb_buffer *_buf, unsigned *mtilea, bool *scanout) { - struct radeon_bo *bo = get_radeon_bo(_buf); + struct radeon_bo *bo = radeon_bo(_buf); struct drm_radeon_gem_set_tiling args; memset(&args, 0, sizeof(args)); @@ -766,7 +683,7 @@ static void radeon_bo_set_tiling(struct pb_buffer *_buf, uint32_t pitch, bool scanout) { - struct radeon_bo *bo = get_radeon_bo(_buf); + struct radeon_bo *bo = radeon_bo(_buf); struct radeon_drm_cs *cs = radeon_drm_cs(rcs); struct drm_radeon_gem_set_tiling args; @@ -818,7 +735,7 @@ static void radeon_bo_set_tiling(struct pb_buffer *_buf, static struct radeon_winsys_cs_handle *radeon_drm_get_cs_handle(struct pb_buffer *_buf) { /* return radeon_bo. */ - return (struct radeon_winsys_cs_handle*)get_radeon_bo(_buf); + return (struct radeon_winsys_cs_handle*)radeon_bo(_buf); } static struct pb_buffer * @@ -830,12 +747,8 @@ radeon_winsys_bo_create(struct radeon_winsys *rws, enum radeon_bo_flag flags) { struct radeon_drm_winsys *ws = radeon_drm_winsys(rws); - struct radeon_bo_desc desc; - struct pb_manager *provider; - struct pb_buffer *buffer; - - memset(&desc, 0, sizeof(desc)); - desc.base.alignment = alignment; + struct radeon_bo *bo; + unsigned usage = 0; /* Align size to page size. This is the minimum alignment for normal * BOs. Aligning this here helps the cached bufmgr. Especially small BOs, @@ -847,30 +760,29 @@ radeon_winsys_bo_create(struct radeon_winsys *rws, * might consider different sets of domains / flags compatible */ if (domain == RADEON_DOMAIN_VRAM_GTT) - desc.base.usage = 1 << 2; - else - desc.base.usage = domain >> 1; - assert(flags < sizeof(desc.base.usage) * 8 - 3); - desc.base.usage |= 1 << (flags + 3); - - desc.initial_domains = domain; - desc.flags = flags; - - /* Assign a buffer manager. */ - if (use_reusable_pool) - provider = ws->cman; + usage = 1 << 2; else - provider = ws->kman; + usage = domain >> 1; + assert(flags < sizeof(usage) * 8 - 3); + usage |= 1 << (flags + 3); + + if (use_reusable_pool) { + bo = pb_cache_reclaim_buffer(&ws->bo_cache, size, alignment, usage); + if (bo) + return bo; + } - buffer = provider->create_buffer(provider, size, &desc.base); - if (!buffer) + bo = radeon_create_bo(ws, size, alignment, usage, domain, flags); + if (!bo) return NULL; + bo->use_reusable_pool = use_reusable_pool; + pipe_mutex_lock(ws->bo_handles_mutex); - util_hash_table_set(ws->bo_handles, (void*)(uintptr_t)get_radeon_bo(buffer)->handle, buffer); + util_hash_table_set(ws->bo_handles, (void*)(uintptr_t)bo->handle, bo); pipe_mutex_unlock(ws->bo_handles_mutex); - return (struct pb_buffer*)buffer; + return &bo->base; } static struct pb_buffer *radeon_winsys_bo_from_ptr(struct radeon_winsys *rws, @@ -1101,13 +1013,12 @@ static boolean radeon_winsys_bo_get_handle(struct pb_buffer *buffer, struct winsys_handle *whandle) { struct drm_gem_flink flink; - struct radeon_bo *bo = get_radeon_bo(buffer); + struct radeon_bo *bo = radeon_bo(buffer); struct radeon_drm_winsys *ws = bo->rws; memset(&flink, 0, sizeof(flink)); - if ((void*)bo != (void*)buffer) - pb_cache_manager_remove_buffer(buffer); + bo->use_reusable_pool = false; if (whandle->type == DRM_API_HANDLE_TYPE_SHARED) { if (!bo->flink_name) { diff --git a/src/gallium/winsys/radeon/drm/radeon_drm_bo.h b/src/gallium/winsys/radeon/drm/radeon_drm_bo.h index bee42c449d8..f7f4ce32d29 100644 --- a/src/gallium/winsys/radeon/drm/radeon_drm_bo.h +++ b/src/gallium/winsys/radeon/drm/radeon_drm_bo.h @@ -36,17 +36,9 @@ #include "pipebuffer/pb_bufmgr.h" #include "os/os_thread.h" -struct radeon_bomgr; - -struct radeon_bo_desc { - struct pb_desc base; - - unsigned initial_domains; - unsigned flags; -}; - struct radeon_bo { struct pb_buffer base; + struct pb_cache_entry cache_entry; struct radeon_drm_winsys *rws; void *user_ptr; /* from buffer_from_ptr */ @@ -59,6 +51,7 @@ struct radeon_bo { uint32_t flink_name; uint64_t va; enum radeon_bo_domain initial_domain; + bool use_reusable_pool; /* how many command streams is this bo referenced in? */ int num_cs_references; @@ -68,7 +61,8 @@ struct radeon_bo { int num_active_ioctls; }; -struct pb_manager *radeon_bomgr_create(struct radeon_drm_winsys *rws); +void radeon_bo_destroy(struct pb_buffer *_buf); +bool radeon_bo_can_reclaim(struct pb_buffer *_buf); void radeon_drm_bo_init_functions(struct radeon_drm_winsys *ws); static inline diff --git a/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c b/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c index fa56147b3b6..c7e058bf3da 100644 --- a/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c +++ b/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c @@ -494,8 +494,8 @@ static void radeon_winsys_destroy(struct radeon_winsys *rws) pipe_mutex_destroy(ws->cmask_owner_mutex); pipe_mutex_destroy(ws->cs_stack_lock); - ws->cman->destroy(ws->cman); - ws->kman->destroy(ws->kman); + pb_cache_deinit(&ws->bo_cache); + if (ws->gen >= DRV_R600) { radeon_surface_manager_free(ws->surf_man); } @@ -744,15 +744,10 @@ radeon_drm_winsys_create(int fd, radeon_screen_create_t screen_create) if (!do_winsys_init(ws)) goto fail; - /* Create managers. */ - ws->kman = radeon_bomgr_create(ws); - if (!ws->kman) - goto fail; - - ws->cman = pb_cache_manager_create(ws->kman, 500000, 2.0f, 0, - MIN2(ws->info.vram_size, ws->info.gart_size)); - if (!ws->cman) - goto fail; + pb_cache_init(&ws->bo_cache, 500000, 2.0f, 0, + MIN2(ws->info.vram_size, ws->info.gart_size), + radeon_bo_destroy, + radeon_bo_can_reclaim); if (ws->gen >= DRV_R600) { ws->surf_man = radeon_surface_manager_new(ws->fd); @@ -818,10 +813,7 @@ radeon_drm_winsys_create(int fd, radeon_screen_create_t screen_create) fail: pipe_mutex_unlock(fd_tab_mutex); - if (ws->cman) - ws->cman->destroy(ws->cman); - if (ws->kman) - ws->kman->destroy(ws->kman); + pb_cache_deinit(&ws->bo_cache); if (ws->surf_man) radeon_surface_manager_free(ws->surf_man); if (ws->fd >= 0) diff --git a/src/gallium/winsys/radeon/drm/radeon_drm_winsys.h b/src/gallium/winsys/radeon/drm/radeon_drm_winsys.h index f941b52cd0f..75c1bf41952 100644 --- a/src/gallium/winsys/radeon/drm/radeon_drm_winsys.h +++ b/src/gallium/winsys/radeon/drm/radeon_drm_winsys.h @@ -31,6 +31,7 @@ #define RADEON_DRM_WINSYS_H #include "gallium/drivers/radeon/radeon_winsys.h" +#include "pipebuffer/pb_cache.h" #include "os/os_thread.h" #include "util/list.h" #include @@ -64,6 +65,7 @@ enum radeon_generation { struct radeon_drm_winsys { struct radeon_winsys base; struct pipe_reference reference; + struct pb_cache bo_cache; int fd; /* DRM file descriptor */ int num_cs; /* The number of command streams created. */ @@ -93,8 +95,6 @@ struct radeon_drm_winsys { /* BO size alignment */ unsigned size_align; - struct pb_manager *kman; - struct pb_manager *cman; struct radeon_surface_manager *surf_man; uint32_t num_cpus; /* Number of CPUs. */