ia_perf_ia_busy 5120 drivers/gpu/drm/amd/include/asic_reg/gca/gfx_7_2_enum.h ia_perf_ia_busy = 0x9, ia_perf_ia_busy 5621 drivers/gpu/drm/amd/include/asic_reg/gca/gfx_8_0_enum.h ia_perf_ia_busy = 0xf, ia_perf_ia_busy 5690 drivers/gpu/drm/amd/include/asic_reg/gca/gfx_8_1_enum.h ia_perf_ia_busy = 0xf, ia_perf_ia_busy 15932 drivers/gpu/drm/amd/include/vega10_enum.h ia_perf_ia_busy = 0x0000000f,