HIP conversion part #1

hip_runtime-sys/build.rs

@@ -2,6 +2,6 @@ use std::env::VarError;
 
 fn main() -> Result<(), VarError> {
     println!("cargo:rustc-link-lib=dylib=amdhip64");
-    println!("cargo:rustc-link-search=/opt/rocm/lib/");
+    println!("cargo:rustc-link-search=native=/opt/rocm/lib/");
     Ok(())
 }

zluda/Cargo.toml

@@ -14,6 +14,7 @@ lazy_static = "1.4"
 num_enum = "0.4"
 lz4-sys = "1.9"
 tempfile = "3"
+paste = "1.0"
 
 [dependencies.ocl-core]
 version = "0.11"
@@ -24,4 +25,3 @@ winapi = { version = "0.3", features = ["heapapi", "std"] }
 
 [dev-dependencies]
 cuda-driver-sys = "0.3.0"
-paste = "1.0"

zluda/src/cuda.rs

@@ -1,3 +1,5 @@
+use hip_runtime_sys::*;
+
 use super::r#impl;
 use super::r#impl::{Decuda, Encuda};
 
@@ -2183,10 +2185,11 @@ pub use self::CUgraphExecUpdateResult_enum as CUgraphExecUpdateResult;
 
 #[cfg_attr(not(test), no_mangle)]
 pub extern "system" fn cuGetErrorString(
-    error: CUresult,
+    CUresult(e): CUresult,
     pStr: *mut *const ::std::os::raw::c_char,
 ) -> CUresult {
-    r#impl::get_error_string(error, pStr).encuda()
+    unsafe { *pStr = hipGetErrorString(hipError_t(e)) };
+    CUresult::CUDA_SUCCESS
 }
 
 #[cfg_attr(not(test), no_mangle)]
@@ -2199,13 +2202,12 @@ pub extern "system" fn cuGetErrorName(
 
 #[cfg_attr(not(test), no_mangle)]
 pub extern "system" fn cuInit(Flags: ::std::os::raw::c_uint) -> CUresult {
-    r#impl::init().encuda()
+    unsafe { hipInit(Flags).into() }
 }
 
 #[cfg_attr(not(test), no_mangle)]
 pub extern "system" fn cuDriverGetVersion(driverVersion: *mut ::std::os::raw::c_int) -> CUresult {
-    unsafe { *driverVersion = r#impl::driver_get_version() };
+    unsafe { hipDriverGetVersion(driverVersion).into() }
-    CUresult::CUDA_SUCCESS
 }
 
 #[cfg_attr(not(test), no_mangle)]
@@ -2213,21 +2215,21 @@ pub extern "system" fn cuDeviceGet(
     device: *mut CUdevice,
     ordinal: ::std::os::raw::c_int,
 ) -> CUresult {
-    r#impl::device::get(device.decuda(), ordinal).encuda()
+    unsafe { hipDeviceGet(device as _, ordinal).into() }
 }
 
 #[cfg_attr(not(test), no_mangle)]
 pub extern "system" fn cuDeviceGetCount(count: *mut ::std::os::raw::c_int) -> CUresult {
-    r#impl::device::get_count(count).encuda()
+    unsafe { hipGetDeviceCount(count).into() }
 }
 
 #[cfg_attr(not(test), no_mangle)]
 pub extern "system" fn cuDeviceGetName(
     name: *mut ::std::os::raw::c_char,
     len: ::std::os::raw::c_int,
-    dev: CUdevice,
+    CUdevice(dev): CUdevice,
 ) -> CUresult {
-    r#impl::device::get_name(name, len, dev.decuda()).encuda()
+    unsafe { hipDeviceGetName(name, len, dev).into() }
 }
 
 #[cfg_attr(not(test), no_mangle)]
@@ -2245,17 +2247,17 @@ pub extern "system" fn cuDeviceGetLuid(
 }
 
 #[cfg_attr(not(test), no_mangle)]
-pub extern "system" fn cuDeviceTotalMem_v2(bytes: *mut usize, dev: CUdevice) -> CUresult {
+pub extern "system" fn cuDeviceTotalMem_v2(bytes: *mut usize, CUdevice(dev): CUdevice) -> CUresult {
-    r#impl::device::total_mem_v2(bytes, dev.decuda()).encuda()
+    unsafe { hipDeviceTotalMem(bytes, dev).into() }
 }
 
 #[cfg_attr(not(test), no_mangle)]
 pub extern "system" fn cuDeviceGetAttribute(
     pi: *mut ::std::os::raw::c_int,
     attrib: CUdevice_attribute,
-    dev: CUdevice,
+    CUdevice(dev): CUdevice,
 ) -> CUresult {
-    r#impl::device::get_attribute(pi, attrib, dev.decuda()).encuda()
+    r#impl::device::get_attribute(pi, attrib, dev).into()
 }
 
 #[cfg_attr(not(test), no_mangle)]

zluda/src/impl/device.rs

@@ -1,7 +1,11 @@
 use super::{context, transmute_lifetime, transmute_lifetime_mut, CUresult, GlobalState};
 use crate::cuda;
 use cuda::{CUdevice_attribute, CUuuid_st};
+use hip_runtime_sys::{
+    hipDeviceAttribute_t, hipDeviceGetAttribute, hipError_t, hipGetDeviceProperties,
+};
 use ocl_core::{ClDeviceIdPtr, ContextProperties, DeviceType};
+use paste::paste;
 use std::{
     cmp,
     collections::HashSet,
@@ -133,138 +137,290 @@ pub fn total_mem_v2(bytes: *mut usize, dev_idx: Index) -> Result<(), CUresult> {
     Ok(())
 }
 
-impl CUdevice_attribute {
+#[allow(warnings)]
-    fn get_static_value(self) -> Option<i32> {
+trait hipDeviceAttribute_t_ext {
-        match self {
+    const hipDeviceAttributeMaximumTexture1DWidth: hipDeviceAttribute_t =
-            CUdevice_attribute::CU_DEVICE_ATTRIBUTE_GPU_OVERLAP => Some(1),
+        hipDeviceAttribute_t::hipDeviceAttributeMaxTexture1DWidth;
-            CUdevice_attribute::CU_DEVICE_ATTRIBUTE_KERNEL_EXEC_TIMEOUT => Some(1),
+    const hipDeviceAttributeMaximumTexture2DWidth: hipDeviceAttribute_t =
-            // TODO: go back to this once we have more funcitonality implemented
+        hipDeviceAttribute_t::hipDeviceAttributeMaxTexture2DWidth;
-            CUdevice_attribute::CU_DEVICE_ATTRIBUTE_COMPUTE_CAPABILITY_MAJOR => Some(8),
+    const hipDeviceAttributeMaximumTexture2DHeight: hipDeviceAttribute_t =
-            CUdevice_attribute::CU_DEVICE_ATTRIBUTE_COMPUTE_CAPABILITY_MINOR => Some(0),
+        hipDeviceAttribute_t::hipDeviceAttributeMaxTexture2DHeight;
-            CUdevice_attribute::CU_DEVICE_ATTRIBUTE_CAN_MAP_HOST_MEMORY => Some(1),
+    const hipDeviceAttributeMaximumTexture3DWidth: hipDeviceAttribute_t =
-            _ => None,
+        hipDeviceAttribute_t::hipDeviceAttributeMaxTexture3DWidth;
+    const hipDeviceAttributeMaximumTexture3DHeight: hipDeviceAttribute_t =
+        hipDeviceAttribute_t::hipDeviceAttributeMaxTexture3DHeight;
+    const hipDeviceAttributeMaximumTexture3DDepth: hipDeviceAttribute_t =
+        hipDeviceAttribute_t::hipDeviceAttributeMaxTexture3DDepth;
+    const hipDeviceAttributeGlobalMemoryBusWidth: hipDeviceAttribute_t =
+        hipDeviceAttribute_t::hipDeviceAttributeMemoryBusWidth;
+    const hipDeviceAttributeMaxThreadsPerMultiprocessor: hipDeviceAttribute_t =
+        hipDeviceAttribute_t::hipDeviceAttributeMaxThreadsPerMultiProcessor;
+    const hipDeviceAttributeAsyncEngineCount: hipDeviceAttribute_t =
+        hipDeviceAttribute_t::hipDeviceAttributeConcurrentKernels;
+}
+
+impl hipDeviceAttribute_t_ext for hipDeviceAttribute_t {}
+
+macro_rules! remap_attribute {
+    ($attrib:expr => $([ $($word:expr)* ]),*,) => {
+        match $attrib {
+            $(
+                paste! { CUdevice_attribute:: [< CU_DEVICE_ATTRIBUTE $(_ $word:upper)* >] } => {
+                    paste! { hipDeviceAttribute_t:: [< hipDeviceAttribute $($word:camel)* >] }
+                }
+            )*
+            _ => return hipError_t::hipErrorInvalidValue
         }
     }
 }
 
-pub fn get_attribute(
+pub fn get_attribute(pi: *mut i32, attrib: CUdevice_attribute, dev_idx: c_int) -> hipError_t {
-    pi: *mut i32,
-    attrib: CUdevice_attribute,
-    dev_idx: Index,
-) -> Result<(), CUresult> {
     if pi == ptr::null_mut() {
-        return Err(CUresult::CUDA_ERROR_INVALID_VALUE);
+        return hipError_t::hipErrorInvalidValue;
     }
-    if let Some(value) = attrib.get_static_value() {
+    //let mut props = unsafe { mem::zeroed() };
-        unsafe { *pi = value };
+    let hip_attrib = match attrib {
-        return Ok(());
+        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_GPU_OVERLAP
-    }
+        | CUdevice_attribute::CU_DEVICE_ATTRIBUTE_UNIFIED_ADDRESSING
-    let value = match attrib {
+        | CUdevice_attribute::CU_DEVICE_ATTRIBUTE_STREAM_PRIORITIES_SUPPORTED
-        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_INTEGRATED => {
+        | CUdevice_attribute::CU_DEVICE_ATTRIBUTE_GLOBAL_L1_CACHE_SUPPORTED
-            GlobalState::lock_device(dev_idx, |dev| if dev.is_amd { 0i32 } else { 1i32 })?
+        | CUdevice_attribute::CU_DEVICE_ATTRIBUTE_LOCAL_L1_CACHE_SUPPORTED => {
+            unsafe { *pi = 1 };
+            return hipError_t::hipSuccess;
         }
-        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_ASYNC_ENGINE_COUNT => 1,
+        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_TCC_DRIVER
-        // Streaming Multiprocessor corresponds roughly to a sub-slice (thread group can't cross either)
+        | CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE2D_GATHER_WIDTH
-        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MULTIPROCESSOR_COUNT => {
+        | CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE2D_GATHER_HEIGHT
-            GlobalState::lock_device(dev_idx, |dev| {
+        | CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE3D_WIDTH_ALTERNATE
-                let props =
+        | CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE3D_HEIGHT_ALTERNATE
-                    ocl_core::get_device_info(dev.ocl_base, ocl_core::DeviceInfo::MaxComputeUnits)?;
+        | CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE3D_DEPTH_ALTERNATE
-                if let ocl_core::DeviceInfoResult::MaxComputeUnits(count) = props {
+        | CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURECUBEMAP_WIDTH
-                    Ok(count as i32)
+        | CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURECUBEMAP_LAYERED_WIDTH
-                } else {
+        | CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURECUBEMAP_LAYERED_LAYERS
-                    Err(CUresult::CUDA_ERROR_UNKNOWN)
+        | CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACECUBEMAP_WIDTH
-                }
+        | CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACECUBEMAP_LAYERED_WIDTH
-            })??
+        | CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACECUBEMAP_LAYERED_LAYERS
+        | CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE2D_LINEAR_WIDTH
+        | CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE2D_LINEAR_HEIGHT
+        | CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE2D_LINEAR_PITCH
+        | CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAX_REGISTERS_PER_MULTIPROCESSOR
+        | CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MULTI_GPU_BOARD
+        | CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MULTI_GPU_BOARD_GROUP_ID => {
+            unsafe { *pi = 0 };
+            return hipError_t::hipSuccess;
         }
-        // I honestly don't know how to answer this query
+        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_COMPUTE_CAPABILITY_MAJOR => {
-        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAX_THREADS_PER_MULTIPROCESSOR => {
+            unsafe { *pi = 8 };
-            GlobalState::lock_device(dev_idx, |dev| {
+            return hipError_t::hipSuccess;
-                if !dev.is_amd {
-                    7 // correct for GEN9
-                } else {
-                    4i32 * 32 // probably correct for RDNA
-                }
-            })?
         }
-        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAX_THREADS_PER_BLOCK => {
+        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_COMPUTE_CAPABILITY_MINOR => {
-            GlobalState::lock_device(dev_idx, |dev| {
+            unsafe { *pi = 0 };
-                let props = ocl_core::get_device_info(
+            return hipError_t::hipSuccess;
-                    dev.ocl_base,
-                    ocl_core::DeviceInfo::MaxWorkGroupSize,
-                )?;
-                if let ocl_core::DeviceInfoResult::MaxWorkGroupSize(size) = props {
-                    Ok(size as i32)
-                } else {
-                    Err(CUresult::CUDA_ERROR_UNKNOWN)
-                }
-            })??
         }
-        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAX_BLOCK_DIM_X => {
+        // we assume that arrayed texts have the same limits
-            GlobalState::lock_device(dev_idx, |dev| {
+        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE2D_ARRAY_WIDTH => {
-                let props = ocl_core::get_device_info(
+            hipDeviceAttribute_t::hipDeviceAttributeMaxTexture2DWidth
-                    dev.ocl_base,
-                    ocl_core::DeviceInfo::MaxWorkItemSizes,
-                )?;
-                if let ocl_core::DeviceInfoResult::MaxWorkItemSizes(sizes) = props {
-                    Ok(sizes)
-                } else {
-                    Err(CUresult::CUDA_ERROR_UNKNOWN)
-                }
-            })??[0] as i32
         }
-        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAX_BLOCK_DIM_Y => {
+        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE2D_ARRAY_HEIGHT => {
-            GlobalState::lock_device(dev_idx, |dev| {
+            hipDeviceAttribute_t::hipDeviceAttributeMaxTexture2DHeight
-                let props = ocl_core::get_device_info(
-                    dev.ocl_base,
-                    ocl_core::DeviceInfo::MaxWorkItemSizes,
-                )?;
-                if let ocl_core::DeviceInfoResult::MaxWorkItemSizes(sizes) = props {
-                    Ok(sizes)
-                } else {
-                    Err(CUresult::CUDA_ERROR_UNKNOWN)
-                }
-            })??[1] as i32
         }
-        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAX_BLOCK_DIM_Z => {
+        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE1D_LAYERED_WIDTH => {
-            GlobalState::lock_device(dev_idx, |dev| {
+            hipDeviceAttribute_t::hipDeviceAttributeMaxTexture1DWidth
-                let props = ocl_core::get_device_info(
-                    dev.ocl_base,
-                    ocl_core::DeviceInfo::MaxWorkItemSizes,
-                )?;
-                if let ocl_core::DeviceInfoResult::MaxWorkItemSizes(sizes) = props {
-                    Ok(sizes)
-                } else {
-                    Err(CUresult::CUDA_ERROR_UNKNOWN)
-                }
-            })??[2] as i32
         }
-        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAX_SHARED_MEMORY_PER_BLOCK => {
+        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACE1D_LAYERED_WIDTH => {
-            GlobalState::lock_device(dev_idx, |dev| {
+            hipDeviceAttribute_t::hipDeviceAttributeMaxTexture1DWidth
-                let props =
-                    ocl_core::get_device_info(dev.ocl_base, ocl_core::DeviceInfo::LocalMemSize)?;
-                if let ocl_core::DeviceInfoResult::LocalMemSize(size) = props {
-                    Ok(size)
-                } else {
-                    Err(CUresult::CUDA_ERROR_UNKNOWN)
-                }
-            })?? as i32
         }
-        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_WARP_SIZE => 32,
+        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACE2D_LAYERED_WIDTH => {
-        _ => {
+            hipDeviceAttribute_t::hipDeviceAttributeMaxTexture2DWidth
-            // TODO: support more attributes for CUDA runtime
-            /*
-            return Err(l0::Error(
-                l0::sys::ze_result_t::ZE_RESULT_ERROR_UNSUPPORTED_FEATURE,
-            ))
-            */
-            0
         }
+        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACE2D_LAYERED_HEIGHT => {
+            hipDeviceAttribute_t::hipDeviceAttributeMaxTexture2DHeight
+        }
+        // we treat surface the same as texture
+        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_SURFACE_ALIGNMENT => {
+            hipDeviceAttribute_t::hipDeviceAttributeTextureAlignment
+        }
+        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACE1D_WIDTH => {
+            hipDeviceAttribute_t::hipDeviceAttributeMaxTexture1DWidth
+        }
+        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACE2D_WIDTH => {
+            hipDeviceAttribute_t::hipDeviceAttributeMaxTexture2DWidth
+        }
+        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACE2D_HEIGHT => {
+            hipDeviceAttribute_t::hipDeviceAttributeMaxTexture2DHeight
+        }
+        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACE3D_WIDTH => {
+            hipDeviceAttribute_t::hipDeviceAttributeMaxTexture3DWidth
+        }
+        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACE3D_HEIGHT => {
+            hipDeviceAttribute_t::hipDeviceAttributeMaxTexture3DHeight
+        }
+        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACE3D_DEPTH => {
+            hipDeviceAttribute_t::hipDeviceAttributeMaxTexture3DDepth
+        }
+        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE2D_MIPMAPPED_WIDTH => {
+            hipDeviceAttribute_t::hipDeviceAttributeMaxTexture2DWidth
+        }
+        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE2D_MIPMAPPED_HEIGHT => {
+            hipDeviceAttribute_t::hipDeviceAttributeMaxTexture2DHeight
+        }
+        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE1D_MIPMAPPED_WIDTH => {
+            hipDeviceAttribute_t::hipDeviceAttributeMaxTexture1DWidth
+        }
+        // Totally made up
+        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE2D_ARRAY_NUMSLICES
+        | CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE1D_LAYERED_LAYERS
+        | CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACE1D_LAYERED_LAYERS
+        | CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_SURFACE2D_LAYERED_LAYERS => {
+            unsafe { *pi = u16::MAX as i32 };
+            return hipError_t::hipSuccess;
+        }
+        // linear sizes
+        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_MAXIMUM_TEXTURE1D_LINEAR_WIDTH => {
+            let mut prop = unsafe { mem::zeroed() };
+            let err = unsafe { hipGetDeviceProperties(&mut prop, dev_idx) };
+            if err != hipError_t::hipSuccess {
+                return err;
+            }
+            unsafe { *pi = prop.maxTexture1DLinear };
+            return hipError_t::hipSuccess;
+        }
+        CUdevice_attribute::CU_DEVICE_ATTRIBUTE_PCI_DOMAIN_ID => {
+            let mut prop = unsafe { mem::zeroed() };
+            let err = unsafe { hipGetDeviceProperties(&mut prop, dev_idx) };
+            if err != hipError_t::hipSuccess {
+                return err;
+            }
+            unsafe { *pi = prop.pciDomainID };
+            return hipError_t::hipSuccess;
+        }
+        attrib => remap_attribute! {
+            attrib =>
+            [MAX THREADS PER BLOCK],
+            [MAX BLOCK DIM X],
+            [MAX BLOCK DIM Y],
+            [MAX BLOCK DIM Z],
+            [MAX GRID DIM X],
+            [MAX GRID DIM Y],
+            [MAX GRID DIM Z],
+            [MAX SHARED MEMORY PER BLOCK],
+            [TOTAL CONSTANT MEMORY],
+            [WARP SIZE],
+            [MAX PITCH],
+            [MAX REGISTERS PER BLOCK],
+            [CLOCK RATE],
+            [TEXTURE ALIGNMENT],
+            //[GPU OVERLAP],
+            [MULTIPROCESSOR COUNT],
+            [KERNEL EXEC TIMEOUT],
+            [INTEGRATED],
+            [CAN MAP HOST MEMORY],
+            [COMPUTE MODE],
+            [MAXIMUM TEXTURE1D WIDTH],
+            [MAXIMUM TEXTURE2D WIDTH],
+            [MAXIMUM TEXTURE2D HEIGHT],
+            [MAXIMUM TEXTURE3D WIDTH],
+            [MAXIMUM TEXTURE3D HEIGHT],
+            [MAXIMUM TEXTURE3D DEPTH],
+            //[MAXIMUM TEXTURE2D LAYERED WIDTH],
+            //[MAXIMUM TEXTURE2D LAYERED HEIGHT],
+            //[MAXIMUM TEXTURE2D LAYERED LAYERS],
+            //[MAXIMUM TEXTURE2D ARRAY WIDTH],
+            //[MAXIMUM TEXTURE2D ARRAY HEIGHT],
+            //[MAXIMUM TEXTURE2D ARRAY NUMSLICES],
+            //[SURFACE ALIGNMENT],
+            [CONCURRENT KERNELS],
+            [ECC ENABLED],
+            [PCI BUS ID],
+            [PCI DEVICE ID],
+            //[TCC DRIVER],
+            [MEMORY CLOCK RATE],
+            [GLOBAL MEMORY BUS WIDTH],
+            [L2 CACHE SIZE],
+            [MAX THREADS PER MULTIPROCESSOR],
+            [ASYNC ENGINE COUNT],
+            //[UNIFIED ADDRESSING],
+            //[MAXIMUM TEXTURE1D LAYERED WIDTH],
+            //[MAXIMUM TEXTURE1D LAYERED LAYERS],
+            //[CAN TEX2D GATHER],
+            //[MAXIMUM TEXTURE2D GATHER WIDTH],
+            //[MAXIMUM TEXTURE2D GATHER HEIGHT],
+            //[MAXIMUM TEXTURE3D WIDTH ALTERNATE],
+            //[MAXIMUM TEXTURE3D HEIGHT ALTERNATE],
+            //[MAXIMUM TEXTURE3D DEPTH ALTERNATE],
+            //[PCI DOMAIN ID],
+            [TEXTURE PITCH ALIGNMENT],
+            //[MAXIMUM TEXTURECUBEMAP WIDTH],
+            //[MAXIMUM TEXTURECUBEMAP LAYERED WIDTH],
+            //[MAXIMUM TEXTURECUBEMAP LAYERED LAYERS],
+            //[MAXIMUM SURFACE1D WIDTH],
+            //[MAXIMUM SURFACE2D WIDTH],
+            //[MAXIMUM SURFACE2D HEIGHT],
+            //[MAXIMUM SURFACE3D WIDTH],
+            //[MAXIMUM SURFACE3D HEIGHT],
+            //[MAXIMUM SURFACE3D DEPTH],
+            //[MAXIMUM SURFACE1D LAYERED WIDTH],
+            //[MAXIMUM SURFACE1D LAYERED LAYERS],
+            //[MAXIMUM SURFACE2D LAYERED WIDTH],
+            //[MAXIMUM SURFACE2D LAYERED HEIGHT],
+            //[MAXIMUM SURFACE2D LAYERED LAYERS],
+            //[MAXIMUM SURFACECUBEMAP WIDTH],
+            //[MAXIMUM SURFACECUBEMAP LAYERED WIDTH],
+            //[MAXIMUM SURFACECUBEMAP LAYERED LAYERS],
+            //[MAXIMUM TEXTURE1D LINEAR WIDTH],
+            //[MAXIMUM TEXTURE2D LINEAR WIDTH],
+            //[MAXIMUM TEXTURE2D LINEAR HEIGHT],
+            //[MAXIMUM TEXTURE2D LINEAR PITCH],
+            //[MAXIMUM TEXTURE2D MIPMAPPED WIDTH],
+            //[MAXIMUM TEXTURE2D MIPMAPPED HEIGHT],
+            //[COMPUTE CAPABILITY MAJOR],
+            //[COMPUTE CAPABILITY MINOR],
+            //[MAXIMUM TEXTURE1D MIPMAPPED WIDTH],
+            //[STREAM PRIORITIES SUPPORTED],
+            //[GLOBAL L1 CACHE SUPPORTED],
+            //[LOCAL L1 CACHE SUPPORTED],
+            [MAX SHARED MEMORY PER MULTIPROCESSOR],
+            //[MAX REGISTERS PER MULTIPROCESSOR],
+            [MANAGED MEMORY],
+            //[MULTI GPU BOARD],
+            //[MULTI GPU BOARD GROUP ID],
+            //[HOST NATIVE ATOMIC SUPPORTED],
+            //[SINGLE TO DOUBLE PRECISION PERF RATIO],
+            [PAGEABLE MEMORY ACCESS],
+            [CONCURRENT MANAGED ACCESS],
+            //[COMPUTE PREEMPTION SUPPORTED],
+            //[CAN USE HOST POINTER FOR REGISTERED MEM],
+            //[CAN USE STREAM MEM OPS],
+            //[CAN USE 64 BIT STREAM MEM OPS],
+            //[CAN USE STREAM WAIT VALUE NOR],
+            [COOPERATIVE LAUNCH],
+            [COOPERATIVE MULTI DEVICE LAUNCH],
+            //[MAX SHARED MEMORY PER BLOCK OPTIN],
+            //[CAN FLUSH REMOTE WRITES],
+            //[HOST REGISTER SUPPORTED],
+            [PAGEABLE MEMORY ACCESS USES HOST PAGE TABLES],
+            [DIRECT MANAGED MEM ACCESS FROM HOST],
+            //[VIRTUAL ADDRESS MANAGEMENT SUPPORTED],
+            //[VIRTUAL MEMORY MANAGEMENT SUPPORTED],
+            //[HANDLE TYPE POSIX FILE DESCRIPTOR SUPPORTED],
+            //[HANDLE TYPE WIN32 HANDLE SUPPORTED],
+            //[HANDLE TYPE WIN32 KMT HANDLE SUPPORTED],
+            //[MAX BLOCKS PER MULTIPROCESSOR],
+            //[GENERIC COMPRESSION SUPPORTED],
+            //[MAX PERSISTING L2 CACHE SIZE],
+            //[MAX ACCESS POLICY WINDOW SIZE],
+            //[GPU DIRECT RDMA WITH CUDA VMM SUPPORTED],
+            //[RESERVED SHARED MEMORY PER BLOCK],
+            //[SPARSE CUDA ARRAY SUPPORTED],
+            //[READ ONLY HOST REGISTER SUPPORTED],
+            //[TIMELINE SEMAPHORE INTEROP SUPPORTED],
+            //[MEMORY POOLS SUPPORTED],
+        },
     };
-    unsafe { *pi = value };
+    unsafe { hipDeviceGetAttribute(pi, hip_attrib, dev_idx) }
-    Ok(())
 }
 
-pub fn get_uuid(uuid: *mut CUuuid_st, dev_idx: Index) -> Result<(), CUresult> {
+pub fn get_uuid(uuid: *mut CUuuid_st, _: Index) -> Result<(), CUresult> {
     unsafe {
         *uuid = CUuuid_st {
             bytes: mem::zeroed(),

zluda/src/impl/mod.rs

@@ -148,6 +148,16 @@ impl From<ocl_core::Error> for CUresult {
     }
 }
 
+impl From<hip_runtime_sys::hipError_t> for CUresult {
+    fn from(result: hip_runtime_sys::hipError_t) -> Self {
+        match result {
+            hip_runtime_sys::hipError_t::hipErrorRuntimeMemory
+            | hip_runtime_sys::hipError_t::hipErrorRuntimeOther => CUresult::CUDA_ERROR_UNKNOWN,
+            hip_runtime_sys::hipError_t(e) => CUresult(e),
+        }
+    }
+}
+
 pub trait Encuda {
     type To: Sized;
     fn encuda(self: Self) -> Self::To;