This extension adds a single function to query the current GPU timestamp, just like glGetInteger64v(GL_TIMESTAMP, ×tamp). This function is needed to complete the implementation of GOOGLE_display_timing, which needs to be able to coorelate GPU and CPU timestamps.
Signed-off-by: Keith Packard keithp@keithp.com --- src/amd/vulkan/Makefile.am | 3 +++ src/amd/vulkan/meson.build | 8 ++++---- src/amd/vulkan/radv_device.c | 8 ++++++++ src/amd/vulkan/radv_extensions.py | 1 + 4 files changed, 16 insertions(+), 4 deletions(-)
diff --git a/src/amd/vulkan/Makefile.am b/src/amd/vulkan/Makefile.am index 94ece06e99e..86dfb0265d6 100644 --- a/src/amd/vulkan/Makefile.am +++ b/src/amd/vulkan/Makefile.am @@ -129,12 +129,14 @@ libvulkan_radeon_la_SOURCES = $(VULKAN_GEM_FILES)
vulkan_api_xml = $(top_srcdir)/src/vulkan/registry/vk.xml vk_android_native_buffer_xml = $(top_srcdir)/src/vulkan/registry/vk_android_native_buffer.xml +vk_mesa_query_timestamp_xml = $(top_srcdir)/src/vulkan/registry/vk_mesa_query_timestamp.xml
radv_entrypoints.c: radv_entrypoints_gen.py radv_extensions.py $(vulkan_api_xml) $(MKDIR_GEN) $(AM_V_GEN)$(PYTHON2) $(srcdir)/radv_entrypoints_gen.py \ --xml $(vulkan_api_xml) \ --xml $(vk_android_native_buffer_xml) \ + --xml $(vk_mesa_query_timestamp_xml) \ --outdir $(builddir) radv_entrypoints.h: radv_entrypoints.c
@@ -144,6 +146,7 @@ radv_extensions.c: radv_extensions.py \ $(AM_V_GEN)$(PYTHON2) $(srcdir)/radv_extensions.py \ --xml $(vulkan_api_xml) \ --xml $(vk_android_native_buffer_xml) \ + --xml $(vk_mesa_query_timestamp_xml) \ --out $@
vk_format_table.c: vk_format_table.py \ diff --git a/src/amd/vulkan/meson.build b/src/amd/vulkan/meson.build index 0b92a1763a1..34f578476c0 100644 --- a/src/amd/vulkan/meson.build +++ b/src/amd/vulkan/meson.build @@ -20,10 +20,10 @@
radv_entrypoints = custom_target( 'radv_entrypoints.[ch]', - input : ['radv_entrypoints_gen.py', vk_api_xml], + input : ['radv_entrypoints_gen.py', vk_api_xml, vk_android_native_buffer_xml, vk_mesa_query_timestamp_xml], output : ['radv_entrypoints.h', 'radv_entrypoints.c'], command : [ - prog_python2, '@INPUT0@', '--xml', '@INPUT1@', '--outdir', + prog_python2, '@INPUT0@', '--xml', '@INPUT1@', '--xml', '@INPUT2@', '--xml', '@INPUT3@', '--outdir', meson.current_build_dir() ], depend_files : files('radv_extensions.py'), @@ -31,10 +31,10 @@ radv_entrypoints = custom_target(
radv_extensions_c = custom_target( 'radv_extensions.c', - input : ['radv_extensions.py', vk_api_xml, vk_android_native_buffer_xml], + input : ['radv_extensions.py', vk_api_xml, vk_android_native_buffer_xml, vk_mesa_query_timestamp_xml], output : ['radv_extensions.c'], command : [ - prog_python2, '@INPUT0@', '--xml', '@INPUT1@', '--xml', '@INPUT2@', '--out', '@OUTPUT@', + prog_python2, '@INPUT0@', '--xml', '@INPUT1@', '--xml', '@INPUT2@', '--xml', '@INPUT3@', '--out', '@OUTPUT@', ], )
diff --git a/src/amd/vulkan/radv_device.c b/src/amd/vulkan/radv_device.c index 8ae7391c891..09c5ca8edcc 100644 --- a/src/amd/vulkan/radv_device.c +++ b/src/amd/vulkan/radv_device.c @@ -4083,3 +4083,11 @@ radv_DebugReportMessageEXT(VkInstance _instance, vk_debug_report(&instance->debug_report_callbacks, flags, objectType, object, location, messageCode, pLayerPrefix, pMessage); } + +VkResult radv_QueryCurrentTimestampMESA(VkDevice _device, uint64_t *timestamp) +{ + RADV_FROM_HANDLE(radv_device, device, _device); + + *timestamp = device->ws->query_value(device->ws, RADEON_TIMESTAMP); + return VK_SUCCESS; +} diff --git a/src/amd/vulkan/radv_extensions.py b/src/amd/vulkan/radv_extensions.py index 42b8d996b6a..0e7b18dc104 100644 --- a/src/amd/vulkan/radv_extensions.py +++ b/src/amd/vulkan/radv_extensions.py @@ -95,6 +95,7 @@ EXTENSIONS = [ Extension('VK_AMD_draw_indirect_count', 1, True), Extension('VK_AMD_rasterization_order', 1, 'device->rad_info.chip_class >= VI && device->rad_info.max_se >= 2'), Extension('VK_AMD_shader_info', 1, True), + Extension('VK_MESA_query_timestamp', 1, True), ]
class VkVersion: