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authorNicolai Hähnle2017-02-08 06:02:56 -0600
committerNicolai Hähnle2017-04-03 03:11:24 -0500
commit4e369f25a942837454f1c127a7a440571af4f486 (patch)
tree0e0bea6b650bed3d6028063ad3d7486aa45496cd /amdgpu/amdgpu.h
parent18fbd7f0899d4e67a6902813a46be2983986c21c (diff)
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amdgpu: add amdgpu_bo_va_op_raw
This variant allows the caller full control over flags and size, and allows passing a NULL bo (for PRT support). Cc: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl> Cc: Jerry Zhang <Jerry.Zhang@amd.com> Signed-off-by: Nicolai Hähnle <nicolai.haehnle@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com>
Diffstat (limited to 'amdgpu/amdgpu.h')
-rw-r--r--amdgpu/amdgpu.h28
1 files changed, 28 insertions, 0 deletions
diff --git a/amdgpu/amdgpu.h b/amdgpu/amdgpu.h
index 7b26a04c..6b2ded83 100644
--- a/amdgpu/amdgpu.h
+++ b/amdgpu/amdgpu.h
@@ -1186,6 +1186,34 @@ int amdgpu_bo_va_op(amdgpu_bo_handle bo,
1186 uint32_t ops); 1186 uint32_t ops);
1187 1187
1188/** 1188/**
1189 * VA mapping/unmapping for a buffer object or PRT region.
1190 *
1191 * This is not a simple drop-in extension for amdgpu_bo_va_op; instead, all
1192 * parameters are treated "raw", i.e. size is not automatically aligned, and
1193 * all flags must be specified explicitly.
1194 *
1195 * \param dev - \c [in] device handle
1196 * \param bo - \c [in] BO handle (may be NULL)
1197 * \param offset - \c [in] Start offset to map
1198 * \param size - \c [in] Size to map
1199 * \param addr - \c [in] Start virtual address.
1200 * \param flags - \c [in] Supported flags for mapping/unmapping
1201 * \param ops - \c [in] AMDGPU_VA_OP_MAP or AMDGPU_VA_OP_UNMAP
1202 *
1203 * \return 0 on success\n
1204 * <0 - Negative POSIX Error code
1205 *
1206*/
1207
1208int amdgpu_bo_va_op_raw(amdgpu_device_handle dev,
1209 amdgpu_bo_handle bo,
1210 uint64_t offset,
1211 uint64_t size,
1212 uint64_t addr,
1213 uint64_t flags,
1214 uint32_t ops);
1215
1216/**
1189 * create semaphore 1217 * create semaphore
1190 * 1218 *
1191 * \param sem - \c [out] semaphore handle 1219 * \param sem - \c [out] semaphore handle