From 0813c27d8d4a7e9372a8a86d970b598fc4e3bfd1 Mon Sep 17 00:00:00 2001 From: Samuel Pitoiset Date: Wed, 21 Aug 2019 10:50:48 +0200 Subject: [PATCH] radv/gfx10: don't initialize VGT_INSTANCE_STEP_RATE_0 Only gfx9 and older use it to get InstanceID in VGPR1. Ported from RadeonSI. Cc: 19.2 Signed-off-by: Samuel Pitoiset Reviewed-by: Bas Nieuwenhuizen --- src/amd/vulkan/si_cmd_buffer.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/src/amd/vulkan/si_cmd_buffer.c b/src/amd/vulkan/si_cmd_buffer.c index e37b9498a71..32674d38bb9 100644 --- a/src/amd/vulkan/si_cmd_buffer.c +++ b/src/amd/vulkan/si_cmd_buffer.c @@ -192,7 +192,8 @@ si_emit_graphics(struct radv_physical_device *physical_device, radeon_set_context_reg(cs, R_028B98_VGT_STRMOUT_BUFFER_CONFIG, 0x0); } - radeon_set_context_reg(cs, R_028AA0_VGT_INSTANCE_STEP_RATE_0, 1); + if (physical_device->rad_info.chip_class <= GFX9) + radeon_set_context_reg(cs, R_028AA0_VGT_INSTANCE_STEP_RATE_0, 1); if (!physical_device->has_clear_state) radeon_set_context_reg(cs, R_028AB8_VGT_VTX_CNT_EN, 0x0); if (physical_device->rad_info.chip_class < GFX7) -- 2.30.2