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radv: Disable dfsm by default even on Raven.

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When actually implementing it, Talos on low is still 3% slower.

Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
This commit is contained in:
Bas Nieuwenhuizen 2019-09-15 15:57:52 +02:00
parent f2dffb395f
commit 0fa2740059
2 changed files with 4 additions and 3 deletions
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1
src/amd/vulkan/radv_debug.h
View file

@ -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

6
src/amd/vulkan/radv_device.c
View file

@ -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;