From f03b7c9ad92c1656a221297819fbc6d065cc0af7 Mon Sep 17 00:00:00 2001 From: Andrey Grodzovsky Date: Tue, 31 Oct 2017 11:40:12 -0400 Subject: winsys/amdgpu: Add R600_DEBUG flag to reserve VMID per ctx. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Andrey Grodzovsky Signed-off-by: Marek Olšák --- src/gallium/winsys/amdgpu/drm/amdgpu_cs.c | 8 ++++++++ src/gallium/winsys/amdgpu/drm/amdgpu_cs.h | 3 +++ src/gallium/winsys/amdgpu/drm/amdgpu_winsys.c | 1 + src/gallium/winsys/amdgpu/drm/amdgpu_winsys.h | 1 + 4 files changed, 13 insertions(+) (limited to 'src/gallium/winsys') diff --git a/src/gallium/winsys/amdgpu/drm/amdgpu_cs.c b/src/gallium/winsys/amdgpu/drm/amdgpu_cs.c index 8f43e936469..37c28347e4e 100644 --- a/src/gallium/winsys/amdgpu/drm/amdgpu_cs.c +++ b/src/gallium/winsys/amdgpu/drm/amdgpu_cs.c @@ -256,6 +256,14 @@ static struct radeon_winsys_ctx *amdgpu_ctx_create(struct radeon_winsys *ws) goto error_create; } + if (ctx->ws->reserve_vmid) { + r = amdgpu_vm_reserve_vmid(ctx->ctx, 0); + if (r) { + fprintf(stderr, "amdgpu: amdgpu_vm_reserve_vmid failed. (%i)\n", r); + goto error_create; + } + } + alloc_buffer.alloc_size = ctx->ws->info.gart_page_size; alloc_buffer.phys_alignment = ctx->ws->info.gart_page_size; alloc_buffer.preferred_heap = AMDGPU_GEM_DOMAIN_GTT; diff --git a/src/gallium/winsys/amdgpu/drm/amdgpu_cs.h b/src/gallium/winsys/amdgpu/drm/amdgpu_cs.h index 1c3d0f0be1c..d023841439a 100644 --- a/src/gallium/winsys/amdgpu/drm/amdgpu_cs.h +++ b/src/gallium/winsys/amdgpu/drm/amdgpu_cs.h @@ -162,6 +162,9 @@ static inline bool amdgpu_fence_is_syncobj(struct amdgpu_fence *fence) static inline void amdgpu_ctx_unref(struct amdgpu_ctx *ctx) { if (p_atomic_dec_zero(&ctx->refcount)) { + if (ctx->ws->reserve_vmid) + amdgpu_vm_unreserve_vmid(ctx->ctx, 0); + amdgpu_cs_ctx_free(ctx->ctx); amdgpu_bo_free(ctx->user_fence_bo); FREE(ctx); diff --git a/src/gallium/winsys/amdgpu/drm/amdgpu_winsys.c b/src/gallium/winsys/amdgpu/drm/amdgpu_winsys.c index a210a270431..b80a988d6b6 100644 --- a/src/gallium/winsys/amdgpu/drm/amdgpu_winsys.c +++ b/src/gallium/winsys/amdgpu/drm/amdgpu_winsys.c @@ -73,6 +73,7 @@ static bool do_winsys_init(struct amdgpu_winsys *ws, int fd) ws->check_vm = strstr(debug_get_option("R600_DEBUG", ""), "check_vm") != NULL; ws->debug_all_bos = debug_get_option_all_bos(); + ws->reserve_vmid = strstr(debug_get_option("R600_DEBUG", ""), "reserve_vmid") != NULL; return true; diff --git a/src/gallium/winsys/amdgpu/drm/amdgpu_winsys.h b/src/gallium/winsys/amdgpu/drm/amdgpu_winsys.h index 8b62e2dbe34..b4a3422744f 100644 --- a/src/gallium/winsys/amdgpu/drm/amdgpu_winsys.h +++ b/src/gallium/winsys/amdgpu/drm/amdgpu_winsys.h @@ -81,6 +81,7 @@ struct amdgpu_winsys { bool check_vm; bool debug_all_bos; + bool reserve_vmid; /* List of all allocated buffers */ mtx_t global_bo_list_lock; -- cgit v1.2.3