GMD_ID
xe_mmio_write32(&affected_gt->mmio, GMD_ID, 0x0);
gt->info.gmdid = xe_mmio_read32(>->mmio, GMD_ID);
if (reg.addr == GMD_ID.addr) {
u32 val = xe_mmio_read32(>->mmio, GMD_ID);
struct xe_reg gmdid_reg = GMD_ID;