[Mesa-dev] [PATCH 2/5] mesa: implement GL_NVX_gpu_memory_info (v2)
Marek Olšák
maraeo at gmail.com
Thu Feb 4 20:42:14 UTC 2016
From: Marek Olšák <marek.olsak at amd.com>
v2: implement eviction queries properly
add gl_memory_info structure
---
src/mapi/glapi/gen/gl_API.xml | 8 ++++++++
src/mesa/main/dd.h | 8 ++++++++
src/mesa/main/extensions_table.h | 1 +
src/mesa/main/get.c | 25 +++++++++++++++++++++++++
src/mesa/main/get_hash_params.py | 7 +++++++
src/mesa/main/mtypes.h | 13 +++++++++++++
6 files changed, 62 insertions(+)
diff --git a/src/mapi/glapi/gen/gl_API.xml b/src/mapi/glapi/gen/gl_API.xml
index d7ab3bf..09dda19 100644
--- a/src/mapi/glapi/gen/gl_API.xml
+++ b/src/mapi/glapi/gen/gl_API.xml
@@ -12714,6 +12714,14 @@
<enum name="EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD" value="0x9160"/>
</category>
+<category name="GL_NVX_gpu_memory_info" number="438">
+ <enum name="GPU_MEMORY_INFO_DEDICATED_VIDMEM_NVX" value="0x9047" />
+ <enum name="GPU_MEMORY_INFO_TOTAL_AVAILABLE_MEMORY_NVX" value="0x9048" />
+ <enum name="GPU_MEMORY_INFO_CURRENT_AVAILABLE_VIDMEM_NVX" value="0x9049" />
+ <enum name="GPU_MEMORY_INFO_EVICTION_COUNT_NVX" value="0x904A" />
+ <enum name="GPU_MEMORY_INFO_EVICTED_MEMORY_NVX" value="0x904B" />
+</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/dd.h b/src/mesa/main/dd.h
index d4378e5..bb646ba 100644
--- a/src/mesa/main/dd.h
+++ b/src/mesa/main/dd.h
@@ -48,6 +48,7 @@ struct gl_shader;
struct gl_shader_program;
struct gl_texture_image;
struct gl_texture_object;
+struct gl_memory_info;
/* GL_ARB_vertex_buffer_object */
/* Modifies GL_MAP_UNSYNCHRONIZED_BIT to allow driver to fail (return
@@ -939,6 +940,13 @@ struct dd_function_table {
void (*DispatchCompute)(struct gl_context *ctx, const GLuint *num_groups);
void (*DispatchComputeIndirect)(struct gl_context *ctx, GLintptr indirect);
/*@}*/
+
+ /**
+ * Query information about memory. Device memory is e.g. VRAM. Staging
+ * memory is e.g. GART. All sizes are in kilobytes.
+ */
+ void (*QueryMemoryInfo)(struct gl_context *ctx,
+ struct gl_memory_info *info);
};
diff --git a/src/mesa/main/extensions_table.h b/src/mesa/main/extensions_table.h
index ad5dc60..dfccb73 100644
--- a/src/mesa/main/extensions_table.h
+++ b/src/mesa/main/extensions_table.h
@@ -291,6 +291,7 @@ EXT(NV_texture_barrier , NV_texture_barrier
EXT(NV_texture_env_combine4 , NV_texture_env_combine4 , GLL, x , x , x , 1999)
EXT(NV_texture_rectangle , NV_texture_rectangle , GLL, x , x , x , 2000)
EXT(NV_vdpau_interop , NV_vdpau_interop , GLL, GLC, x , x , 2010)
+EXT(NVX_gpu_memory_info , NVX_gpu_memory_info , GLL, GLC, x , x , 2013)
EXT(OES_EGL_image , OES_EGL_image , GLL, GLC, ES1, ES2, 2006) /* FIXME: Mesa expects GL_OES_EGL_image to be available in OpenGL contexts. */
EXT(OES_EGL_image_external , OES_EGL_image_external , x , x , ES1, ES2, 2010)
diff --git a/src/mesa/main/get.c b/src/mesa/main/get.c
index 0434836..e173156 100644
--- a/src/mesa/main/get.c
+++ b/src/mesa/main/get.c
@@ -449,6 +449,7 @@ EXTRA_EXT(ARB_tessellation_shader);
EXTRA_EXT(ARB_shader_subroutine);
EXTRA_EXT(ARB_shader_storage_buffer_object);
EXTRA_EXT(ARB_indirect_parameters);
+EXTRA_EXT(NVX_gpu_memory_info);
static const int
extra_ARB_color_buffer_float_or_glcore[] = {
@@ -1080,6 +1081,30 @@ find_custom_value(struct gl_context *ctx, const struct value_desc *d, union valu
case GL_DISPATCH_INDIRECT_BUFFER_BINDING:
v->value_int = ctx->DispatchIndirectBuffer->Name;
break;
+ /* GL_NVX_gpu_memory_info */
+ case GL_GPU_MEMORY_INFO_DEDICATED_VIDMEM_NVX:
+ case GL_GPU_MEMORY_INFO_TOTAL_AVAILABLE_MEMORY_NVX:
+ case GL_GPU_MEMORY_INFO_CURRENT_AVAILABLE_VIDMEM_NVX:
+ case GL_GPU_MEMORY_INFO_EVICTION_COUNT_NVX:
+ case GL_GPU_MEMORY_INFO_EVICTED_MEMORY_NVX:
+ {
+ struct gl_memory_info info;
+
+ ctx->Driver.QueryMemoryInfo(ctx, &info);
+
+ if (d->pname == GL_GPU_MEMORY_INFO_DEDICATED_VIDMEM_NVX)
+ v->value_int = info.total_device_memory;
+ else if (d->pname == GL_GPU_MEMORY_INFO_TOTAL_AVAILABLE_MEMORY_NVX)
+ v->value_int = info.total_device_memory +
+ info.total_staging_memory;
+ else if (d->pname == GL_GPU_MEMORY_INFO_CURRENT_AVAILABLE_VIDMEM_NVX)
+ v->value_int = info.avail_device_memory;
+ else if (d->pname == GL_GPU_MEMORY_INFO_EVICTION_COUNT_NVX)
+ v->value_int = info.nr_device_memory_evictions;
+ else if (d->pname == GL_GPU_MEMORY_INFO_EVICTED_MEMORY_NVX)
+ v->value_int = info.device_memory_evicted;
+ }
+ break;
}
}
diff --git a/src/mesa/main/get_hash_params.py b/src/mesa/main/get_hash_params.py
index 04aec03..be4e030 100644
--- a/src/mesa/main/get_hash_params.py
+++ b/src/mesa/main/get_hash_params.py
@@ -847,6 +847,13 @@ descriptor=[
# GL_ARB_shader_storage_buffer_object
[ "MAX_TESS_CONTROL_SHADER_STORAGE_BLOCKS", "CONTEXT_INT(Const.Program[MESA_SHADER_TESS_CTRL].MaxShaderStorageBlocks), extra_ARB_shader_storage_buffer_object" ],
[ "MAX_TESS_EVALUATION_SHADER_STORAGE_BLOCKS", "CONTEXT_INT(Const.Program[MESA_SHADER_TESS_EVAL].MaxShaderStorageBlocks), extra_ARB_shader_storage_buffer_object" ],
+
+# GL_NVX_gpu_memory_info
+ [ "GPU_MEMORY_INFO_DEDICATED_VIDMEM_NVX", "LOC_CUSTOM, TYPE_INT, NO_OFFSET, extra_NVX_gpu_memory_info" ],
+ [ "GPU_MEMORY_INFO_TOTAL_AVAILABLE_MEMORY_NVX", "LOC_CUSTOM, TYPE_INT, NO_OFFSET, extra_NVX_gpu_memory_info" ],
+ [ "GPU_MEMORY_INFO_CURRENT_AVAILABLE_VIDMEM_NVX", "LOC_CUSTOM, TYPE_INT, NO_OFFSET, extra_NVX_gpu_memory_info" ],
+ [ "GPU_MEMORY_INFO_EVICTION_COUNT_NVX", "LOC_CUSTOM, TYPE_INT, NO_OFFSET, extra_NVX_gpu_memory_info" ],
+ [ "GPU_MEMORY_INFO_EVICTED_MEMORY_NVX", "LOC_CUSTOM, TYPE_INT, NO_OFFSET, extra_NVX_gpu_memory_info" ],
]},
# Enums restricted to OpenGL Core profile
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 58064aa..1296da3 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -3906,6 +3906,7 @@ struct gl_extensions
GLboolean NV_texture_env_combine4;
GLboolean NV_texture_rectangle;
GLboolean NV_vdpau_interop;
+ GLboolean NVX_gpu_memory_info;
GLboolean TDFX_texture_compression_FXT1;
GLboolean OES_EGL_image;
GLboolean OES_draw_texture;
@@ -4582,6 +4583,18 @@ struct gl_context
GLboolean ShareGroupReset;
};
+/**
+ * Information about memory usage. All sizes are in kilobytes.
+ */
+struct gl_memory_info
+{
+ unsigned total_device_memory; /**< size of device memory, e.g. VRAM */
+ unsigned avail_device_memory; /**< free device memory at the moment */
+ unsigned total_staging_memory; /**< size of staging memory, e.g. GART */
+ unsigned avail_staging_memory; /**< free staging memory at the moment */
+ unsigned device_memory_evicted; /**< size of memory evicted (monotonic counter) */
+ unsigned nr_device_memory_evictions; /**< # of evictions (monotonic counter) */
+};
#ifdef DEBUG
extern int MESA_VERBOSE;
--
2.1.4
More information about the mesa-dev
mailing list