From f03b7c9ad92c1656a221297819fbc6d065cc0af7 Mon Sep 17 00:00:00 2001 From: Andrey Grodzovsky Date: Tue, 31 Oct 2017 11:40:12 -0400 Subject: [PATCH] winsys/amdgpu: Add R600_DEBUG flag to reserve VMID per ctx. MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Signed-off-by: Andrey Grodzovsky Signed-off-by: Marek Olšák --- configure.ac | 2 +- src/gallium/drivers/radeon/r600_pipe_common.c | 1 + src/gallium/drivers/radeon/r600_pipe_common.h | 1 + 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 + 7 files changed, 16 insertions(+), 1 deletion(-) diff --git a/configure.ac b/configure.ac index 9aa02f5..efc653a 100644 --- a/configure.ac +++ b/configure.ac @@ -74,7 +74,7 @@ AC_SUBST([OPENCL_VERSION]) # in the first entry. LIBDRM_REQUIRED=2.4.75 LIBDRM_RADEON_REQUIRED=2.4.71 -LIBDRM_AMDGPU_REQUIRED=2.4.85 +LIBDRM_AMDGPU_REQUIRED=2.4.86 LIBDRM_INTEL_REQUIRED=2.4.75 LIBDRM_NVVIEUX_REQUIRED=2.4.66 LIBDRM_NOUVEAU_REQUIRED=2.4.66 diff --git a/src/gallium/drivers/radeon/r600_pipe_common.c b/src/gallium/drivers/radeon/r600_pipe_common.c index b77d859..71f3d6d 100644 --- a/src/gallium/drivers/radeon/r600_pipe_common.c +++ b/src/gallium/drivers/radeon/r600_pipe_common.c @@ -851,6 +851,7 @@ static const struct debug_named_value common_debug_options[] = { { "dpbb", DBG(DPBB), "Enable DPBB." }, { "dfsm", DBG(DFSM), "Enable DFSM." }, { "nooutoforder", DBG(NO_OUT_OF_ORDER), "Disable out-of-order rasterization" }, + { "reserve_vmid", DBG(RESERVE_VMID), "Force VMID reservation per context." }, DEBUG_NAMED_VALUE_END /* must be last */ }; diff --git a/src/gallium/drivers/radeon/r600_pipe_common.h b/src/gallium/drivers/radeon/r600_pipe_common.h index a7c91cb..94c8d4f 100644 --- a/src/gallium/drivers/radeon/r600_pipe_common.h +++ b/src/gallium/drivers/radeon/r600_pipe_common.h @@ -107,6 +107,7 @@ enum { DBG_NO_DISCARD_RANGE, DBG_NO_WC, DBG_CHECK_VM, + DBG_RESERVE_VMID, /* 3D engine options: */ DBG_SWITCH_ON_EOP, diff --git a/src/gallium/winsys/amdgpu/drm/amdgpu_cs.c b/src/gallium/winsys/amdgpu/drm/amdgpu_cs.c index 8f43e93..37c2834 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 1c3d0f0..d023841 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 a210a27..b80a988 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 8b62e2d..b4a3422 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; -- 2.7.4