diff options
| -rw-r--r-- | src/mapi/glapi/gen/gl_API.xml | 4 | ||||
| -rw-r--r-- | src/mesa/main/bufferobj.c | 33 | ||||
| -rw-r--r-- | src/mesa/main/extensions.c | 1 | ||||
| -rw-r--r-- | src/mesa/main/mtypes.h | 7 |
4 files changed, 43 insertions, 2 deletions
diff --git a/src/mapi/glapi/gen/gl_API.xml b/src/mapi/glapi/gen/gl_API.xml index 17bf62a10fa..cc8aaf34e8a 100644 --- a/src/mapi/glapi/gen/gl_API.xml +++ b/src/mapi/glapi/gen/gl_API.xml @@ -12856,6 +12856,10 @@ <enum name="SKIP_DECODE_EXT" value="0x8A4A"/> </category> +<category name="GL_AMD_pinned_memory" number="411"> + <enum name="EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD" value="0x9160"/> +</category> + <xi:include href="INTEL_performance_query.xml" xmlns:xi="http://www.w3.org/2001/XInclude"/> <category name="GL_EXT_polygon_offset_clamp" number="460"> diff --git a/src/mesa/main/bufferobj.c b/src/mesa/main/bufferobj.c index 0c23b429e5b..b372c68f21c 100644 --- a/src/mesa/main/bufferobj.c +++ b/src/mesa/main/bufferobj.c @@ -117,6 +117,11 @@ get_buffer_target(struct gl_context *ctx, GLenum target) return &ctx->AtomicBuffer; } break; + case GL_EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD: + if (ctx->Extensions.AMD_pinned_memory) { + return &ctx->ExternalVirtualMemoryBuffer; + } + break; default: return NULL; } @@ -1242,6 +1247,10 @@ _mesa_DeleteBuffers(GLsizei n, const GLuint *ids) _mesa_BindBuffer( GL_TEXTURE_BUFFER, 0 ); } + if (ctx->ExternalVirtualMemoryBuffer == bufObj) { + _mesa_BindBuffer(GL_EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD, 0); + } + /* The ID is immediately freed for re-use */ _mesa_HashRemove(ctx->Shared->BufferObjects, ids[i]); /* Make sure we do not run into the classic ABA problem on bind. @@ -1381,7 +1390,16 @@ _mesa_BufferStorage(GLenum target, GLsizeiptr size, const GLvoid *data, ASSERT(ctx->Driver.BufferData); if (!ctx->Driver.BufferData(ctx, target, size, data, GL_DYNAMIC_DRAW, flags, bufObj)) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBufferStorage()"); + if (target == GL_EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD) { + /* Even though the interaction between AMD_pinned_memory and + * glBufferStorage is not described in the spec, Graham Sellers + * said that it should behave the same as glBufferData. + */ + _mesa_error(ctx, GL_INVALID_OPERATION, "glBufferStorage()"); + } + else { + _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBufferStorage()"); + } } } @@ -1465,7 +1483,18 @@ _mesa_BufferData(GLenum target, GLsizeiptrARB size, GL_MAP_WRITE_BIT | GL_DYNAMIC_STORAGE_BIT, bufObj)) { - _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBufferDataARB()"); + if (target == GL_EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD) { + /* From GL_AMD_pinned_memory: + * + * INVALID_OPERATION is generated by BufferData if <target> is + * EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD, and the store cannot be + * mapped to the GPU address space. + */ + _mesa_error(ctx, GL_INVALID_OPERATION, "glBufferData()"); + } + else { + _mesa_error(ctx, GL_OUT_OF_MEMORY, "glBufferData()"); + } } } diff --git a/src/mesa/main/extensions.c b/src/mesa/main/extensions.c index 220b220d668..685236a9194 100644 --- a/src/mesa/main/extensions.c +++ b/src/mesa/main/extensions.c @@ -335,6 +335,7 @@ static const struct extension extension_table[] = { { "GL_AMD_conservative_depth", o(ARB_conservative_depth), GL, 2009 }, { "GL_AMD_draw_buffers_blend", o(ARB_draw_buffers_blend), GL, 2009 }, { "GL_AMD_performance_monitor", o(AMD_performance_monitor), GL, 2007 }, + { "GL_AMD_pinned_memory", o(AMD_pinned_memory), GL, 2013 }, { "GL_AMD_seamless_cubemap_per_texture", o(AMD_seamless_cubemap_per_texture), GL, 2009 }, { "GL_AMD_shader_stencil_export", o(ARB_shader_stencil_export), GL, 2009 }, { "GL_AMD_shader_trinary_minmax", o(dummy_true), GL, 2012 }, diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h index 1c33ef4605b..08133f1afe0 100644 --- a/src/mesa/main/mtypes.h +++ b/src/mesa/main/mtypes.h @@ -3837,6 +3837,7 @@ struct gl_extensions GLboolean OES_standard_derivatives; /* vendor extensions */ GLboolean AMD_performance_monitor; + GLboolean AMD_pinned_memory; GLboolean AMD_seamless_cubemap_per_texture; GLboolean AMD_vertex_shader_layer; GLboolean AMD_vertex_shader_viewport_index; @@ -4378,6 +4379,12 @@ struct gl_context struct gl_buffer_object *AtomicBuffer; /** + * Object currently associated w/ the GL_EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD + * target. + */ + struct gl_buffer_object *ExternalVirtualMemoryBuffer; + + /** * Array of atomic counter buffer binding points. */ struct gl_atomic_buffer_binding |