Symbol: amdgpu_acpi_get_isp4_dev
sys/dev/pci/drm/amd/amdgpu/amdgpu.h
1778
int amdgpu_acpi_get_isp4_dev(struct acpi_device **dev);
sys/dev/pci/drm/amd/amdgpu/isp_v4_1_1.c
197
r = amdgpu_acpi_get_isp4_dev(&acpi_dev);