From 0fa2740059a05e47854240ff8a6782d879389525 Mon Sep 17 00:00:00 2001 From: Bas Nieuwenhuizen Date: Sun, 15 Sep 2019 15:57:52 +0200 Subject: [PATCH] radv: Disable dfsm by default even on Raven. When actually implementing it, Talos on low is still 3% slower. Reviewed-by: Samuel Pitoiset --- src/amd/vulkan/radv_debug.h | 1 + src/amd/vulkan/radv_device.c | 6 +++--- 2 files changed, 4 insertions(+), 3 deletions(-) diff --git a/src/amd/vulkan/radv_debug.h b/src/amd/vulkan/radv_debug.h index 0e22e16..6276589 100644 --- a/src/amd/vulkan/radv_debug.h +++ b/src/amd/vulkan/radv_debug.h @@ -69,6 +69,7 @@ enum { RADV_PERFTEST_CS_WAVE_32 = 0x100, RADV_PERFTEST_PS_WAVE_32 = 0x200, RADV_PERFTEST_GE_WAVE_32 = 0x400, + RADV_PERFTEST_DFSM = 0x800, }; bool diff --git a/src/amd/vulkan/radv_device.c b/src/amd/vulkan/radv_device.c index 567fe00..af8607c 100644 --- a/src/amd/vulkan/radv_device.c +++ b/src/amd/vulkan/radv_device.c @@ -499,6 +499,7 @@ static const struct debug_control radv_perftest_options[] = { {"cswave32", RADV_PERFTEST_CS_WAVE_32}, {"pswave32", RADV_PERFTEST_PS_WAVE_32}, {"gewave32", RADV_PERFTEST_GE_WAVE_32}, + {"dfsm", RADV_PERFTEST_DFSM}, {NULL, 0} }; @@ -1960,10 +1961,9 @@ VkResult radv_CreateDevice( device->pbb_allowed = device->physical_device->rad_info.chip_class >= GFX9 && !(device->instance->debug_flags & RADV_DEBUG_NOBINNING); + /* Disable DFSM by default. As of 2019-09-15 Talos on Low is still 3% slower on Raven. */ device->dfsm_allowed = device->pbb_allowed && - (device->physical_device->rad_info.family == CHIP_RAVEN || - device->physical_device->rad_info.family == CHIP_RAVEN2 || - device->physical_device->rad_info.family == CHIP_RENOIR); + (device->instance->perftest_flags & RADV_PERFTEST_DFSM); #ifdef ANDROID device->always_use_syncobj = device->physical_device->rad_info.has_syncobj_wait_for_submit; -- 2.7.4