Modify kernel UAPI userq signal/wait struct field names and description corresponding to the libdrm UAPI review comments.
libdrm MR: https://gitlab.freedesktop.org/mesa/drm/-/merge_requests/392 Signed-off-by: Arunpravin Paneer Selvam <arunpravin.paneersel...@amd.com> --- .../gpu/drm/amd/amdgpu/amdgpu_userq_fence.c | 20 ++-- include/uapi/drm/amdgpu_drm.h | 98 +++++++------------ 2 files changed, 46 insertions(+), 72 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c index 87183f086706..4d232c54840d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c @@ -400,7 +400,7 @@ int amdgpu_userq_signal_ioctl(struct drm_device *dev, void *data, u64 wptr; num_syncobj_handles = args->num_syncobj_handles; - syncobj_handles = memdup_user(u64_to_user_ptr(args->syncobj_handles_array), + syncobj_handles = memdup_user(u64_to_user_ptr(args->syncobj_handles), sizeof(u32) * num_syncobj_handles); if (IS_ERR(syncobj_handles)) return PTR_ERR(syncobj_handles); @@ -420,7 +420,7 @@ int amdgpu_userq_signal_ioctl(struct drm_device *dev, void *data, } } - num_read_bo_handles = args->num_read_bo_handles; + num_read_bo_handles = args->num_bo_read_handles; bo_handles_read = memdup_user(u64_to_user_ptr(args->bo_read_handles), sizeof(u32) * num_read_bo_handles); if (IS_ERR(bo_handles_read)) @@ -441,7 +441,7 @@ int amdgpu_userq_signal_ioctl(struct drm_device *dev, void *data, } } - num_write_bo_handles = args->num_write_bo_handles; + num_write_bo_handles = args->num_bo_write_handles; bo_handles_write = memdup_user(u64_to_user_ptr(args->bo_write_handles), sizeof(u32) * num_write_bo_handles); if (IS_ERR(bo_handles_write)) @@ -558,37 +558,37 @@ int amdgpu_userq_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) { u32 *syncobj_handles, *timeline_points, *timeline_handles, *bo_handles_read, *bo_handles_write; - u32 num_syncobj, num_read_bo_handles, num_write_bo_handles, num_points; + u32 num_syncobj, num_read_bo_handles, num_write_bo_handles; struct drm_amdgpu_userq_fence_info *fence_info = NULL; struct drm_amdgpu_userq_wait *wait_info = data; struct drm_gem_object **gobj_write; struct drm_gem_object **gobj_read; struct dma_fence **fences = NULL; + u16 num_points, num_fences = 0; int r, i, rentry, wentry, cnt; struct drm_exec exec; - u64 num_fences = 0; - num_read_bo_handles = wait_info->num_read_bo_handles; + num_read_bo_handles = wait_info->num_bo_read_handles; bo_handles_read = memdup_user(u64_to_user_ptr(wait_info->bo_read_handles), sizeof(u32) * num_read_bo_handles); if (IS_ERR(bo_handles_read)) return PTR_ERR(bo_handles_read); - num_write_bo_handles = wait_info->num_write_bo_handles; + num_write_bo_handles = wait_info->num_bo_write_handles; bo_handles_write = memdup_user(u64_to_user_ptr(wait_info->bo_write_handles), sizeof(u32) * num_write_bo_handles); if (IS_ERR(bo_handles_write)) goto free_bo_handles_read; num_syncobj = wait_info->num_syncobj_handles; - syncobj_handles = memdup_user(u64_to_user_ptr(wait_info->syncobj_handles_array), + syncobj_handles = memdup_user(u64_to_user_ptr(wait_info->syncobj_handles), sizeof(u32) * num_syncobj); if (IS_ERR(syncobj_handles)) { r = PTR_ERR(syncobj_handles); goto free_bo_handles_write; } - num_points = wait_info->num_points; + num_points = wait_info->num_syncobj_timeline_handles; timeline_handles = memdup_user(u64_to_user_ptr(wait_info->syncobj_timeline_handles), sizeof(u32) * num_points); if (IS_ERR(timeline_handles)) { @@ -856,7 +856,7 @@ int amdgpu_userq_wait_ioctl(struct drm_device *dev, void *data, wait_info->num_fences = cnt; /* Copy userq fence info to user space */ - if (copy_to_user(u64_to_user_ptr(wait_info->userq_fence_info), + if (copy_to_user(u64_to_user_ptr(wait_info->out_fences), fence_info, wait_info->num_fences * sizeof(*fence_info))) { r = -EFAULT; goto free_fences; diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h index d63a2584f017..1ad4ae06eb04 100644 --- a/include/uapi/drm/amdgpu_drm.h +++ b/include/uapi/drm/amdgpu_drm.h @@ -450,25 +450,19 @@ struct drm_amdgpu_userq_signal { * to retrieve the WPTR. */ __u32 queue_id; + __u32 pad; /** - * @flags: flags to indicate special function for userq fence creation. - * Unused for now. - */ - __u32 flags; - /** - * @syncobj_handles_array: An array of syncobj handles used by the userq fence - * creation IOCTL to install the created dma_fence object which can be - * utilized by userspace to explicitly synchronize GPU commands. + * @syncobj_handles: The list of syncobj handles submitted by the user queue + * job to be signaled. */ - __u64 syncobj_handles_array; + __u64 syncobj_handles; /** * @num_syncobj_handles: A count that represents the number of syncobj handles in - * @syncobj_handles_array. + * @syncobj_handles. */ __u64 num_syncobj_handles; /** * @syncobj_point: A given point on the timeline to be signaled. - * Unused for now. */ __u64 syncobj_point; /** @@ -482,20 +476,15 @@ struct drm_amdgpu_userq_signal { */ __u64 bo_write_handles; /** - * @num_read_bo_handles: A count that represents the number of read BO handles in + * @num_bo_read_handles: A count that represents the number of read BO handles in * @bo_read_handles. */ - __u32 num_read_bo_handles; + __u32 num_bo_read_handles; /** - * @num_write_bo_handles: A count that represents the number of write BO handles in + * @num_bo_write_handles: A count that represents the number of write BO handles in * @bo_write_handles. */ - __u32 num_write_bo_handles; - /** - * @bo_flags: flags to indicate BOs synchronize for READ or WRITE - */ - __u32 bo_flags; - __u32 pad; + __u32 num_bo_write_handles; }; struct drm_amdgpu_userq_fence_info { @@ -514,38 +503,18 @@ struct drm_amdgpu_userq_fence_info { struct drm_amdgpu_userq_wait { /** - * @waitq_id: Queue handle used to retrieve the queue information to store - * the fence driver references in the wait user queue structure. - */ - __u32 waitq_id; - /** - * @flags: flags to specify special function for userq wait information. - * Unused for now. - */ - __u32 flags; - /** - * @bo_wait_flags: flags to define the BOs for READ or WRITE to store the - * matching fence wait info pair in @userq_fence_info. - */ - __u32 bo_wait_flags; - /** - * @num_points: A count that represents the number of timeline syncobj handles in - * syncobj_handles_array. - */ - __u32 num_points; - /** - * @syncobj_handles_array: An array of syncobj handles defined to get the - * fence wait information of every syncobj handles in the array. + * @syncobj_handles: The list of syncobj handles submitted by the user queue + * job to get the va/value pairs. */ - __u64 syncobj_handles_array; + __u64 syncobj_handles; /** - * @syncobj_timeline_handles: An array of timeline syncobj handles defined to get the - * fence wait information of every timeline syncobj handles in the array. + * @syncobj_timeline_handles: The list of timeline syncobj handles submitted by + * the user queue job to get the va/value pairs at given @syncobj_timeline_points. */ - __u64 syncobj_timeline_handles; + __u64 syncobj_timeline_handles; /** - * @syncobj_timeline_points: An array of timeline syncobj points defined to get the - * fence wait points of every timeline syncobj handles in the syncobj_handles_array. + * @syncobj_timeline_points: The list of timeline syncobj points submitted by the + * user queue job for the corresponding @syncobj_timeline_handles. */ __u64 syncobj_timeline_points; /** @@ -558,32 +527,37 @@ struct drm_amdgpu_userq_wait { * job to get the va/value pairs. */ __u64 bo_write_handles; + /** + * @num_syncobj_timeline_handles: A count that represents the number of timeline + * syncobj handles in @syncobj_timeline_handles. + */ + __u16 num_syncobj_timeline_handles; + /** + * @num_fences: This field can be used both as input and output. As input it defines + * the maximum number of fences that can be returned and as output it will specify + * how many fences were actually returned from the ioctl. + */ + __u16 num_fences; /** * @num_syncobj_handles: A count that represents the number of syncobj handles in - * @syncobj_handles_array. + * @syncobj_handles. */ __u32 num_syncobj_handles; /** - * @num_read_bo_handles: A count that represents the number of read BO handles in + * @num_bo_read_handles: A count that represents the number of read BO handles in * @bo_read_handles. */ - __u32 num_read_bo_handles; + __u32 num_bo_read_handles; /** - * @num_write_bo_handles: A count that represents the number of write BO handles in + * @num_bo_write_handles: A count that represents the number of write BO handles in * @bo_write_handles. */ - __u32 num_write_bo_handles; - __u32 pad; - /** - * @userq_fence_info: An array of fence information (va and value) pair of each - * objects stored in @syncobj_handles_array and @bo_handles_array. - */ - __u64 userq_fence_info; + __u32 num_bo_write_handles; /** - * @num_fences: A count that represents the number of actual fences installed in - * each syncobj and bo handles. + * @out_fences: The field is a return value from the ioctl containing the list of + * address/value pairs to wait for. */ - __u64 num_fences; + __u64 out_fences; }; /* vm ioctl */ -- 2.34.1
