radv: report timestampPeriod correctly

The kernel returns frequency in kHz, so to convert to nanosecond
interval that Vulkan uses the dividend should be 1000000.0 and not
100000.0.

This fixes the GPU graph in DOOM and matches the amdgpu-pro blob.

Fixes: f4e499ec791 "radv: add initial non-conformant radv vulkan driver"
Signed-off-by: Grazvydas Ignotas <notasas@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>

diff --git a/src/amd/vulkan/radv_device.c b/src/amd/vulkan/radv_device.c
index 8783ad4..6251498 100644 (file)
--- a/src/amd/vulkan/radv_device.c
+++ b/src/amd/vulkan/radv_device.c
@@ -653,7 +653,7 @@ void radv_GetPhysicalDeviceProperties(
                .storageImageSampleCounts                 = VK_SAMPLE_COUNT_1_BIT,
                .maxSampleMaskWords                       = 1,
                .timestampComputeAndGraphics              = false,
-               .timestampPeriod                          = 100000.0 / pdevice->rad_info.clock_crystal_freq,
+               .timestampPeriod                          = 1000000.0 / pdevice->rad_info.clock_crystal_freq,
                .maxClipDistances                         = 8,
                .maxCullDistances                         = 8,
                .maxCombinedClipAndCullDistances          = 8,

diff --git a/src/amd/vulkan/radv_radeon_winsys.h b/src/amd/vulkan/radv_radeon_winsys.h
index 9f2430f..f6bab74 100644 (file)
--- a/src/amd/vulkan/radv_radeon_winsys.h
+++ b/src/amd/vulkan/radv_radeon_winsys.h
@@ -95,7 +95,7 @@ struct radeon_info {
        uint32_t                    compute_rings;
        uint32_t                    vce_fw_version;
        uint32_t                    vce_harvest_config;
-       uint32_t                    clock_crystal_freq;
+       uint32_t                    clock_crystal_freq; /* in kHz */
 
        /* Kernel info. */
        uint32_t                    drm_major; /* version */