公开(公告)号：US12045658B2

公开(公告)日：2024-07-23

申请号：US17589689

申请日：2022-01-31

Applicant: Intel Corporation

Inventor： Pawel Majewski ,  Prasoonkumar Surti ,  Karthik Vaidyanathan ,  Joshua Barczak ,  Vasanth Ranganathan ,  Vikranth Vemulapalli

IPC: G06F9/50 ,  G06F9/48 ,  G06F9/54

CPC classification number: G06F9/5027 ,  G06F9/4881 ,  G06F9/54

Abstract: Apparatus and method for stack access throttling for synchronous ray tracing. For example, one embodiment of an apparatus comprises: ray tracing acceleration hardware to manage active ray tracing stack allocations to ensure that a size of the active ray tracing stack allocations remains within a threshold; and an execution unit to execute a thread to explicitly request a new ray tracing stack allocation from the ray tracing acceleration hardware, the ray tracing acceleration hardware to permit the new ray tracing stack allocation if the size of the active ray tracing stack allocations will remain within the threshold after permitting the new ray tracing stack allocation.

公开(公告)号：US12032496B2

公开(公告)日：2024-07-09

申请号：US18358550

申请日：2023-07-25

Applicant: Intel Corporation

Inventor： Joydeep Ray ,  Altug Koker ,  Elmoustapha Ould-Ahmed-Vall ,  Michael Macpherson ,  Aravindh V. Anantaraman ,  Vasanth Ranganathan ,  Lakshminarayanan Striramassarma ,  Varghese George ,  Abhishek Appu ,  Prasoonkumar Surti

IPC: G06F13/16 ,  G06F9/30 ,  G06F9/38 ,  G06F9/50 ,  G06T1/20 ,  G06T1/60

CPC classification number: G06F13/1605 ,  G06F9/3004 ,  G06F9/3887 ,  G06F9/5016 ,  G06T1/20 ,  G06T1/60

Abstract: An apparatus to facilitate efficient data sharing for graphics data processing operations is disclosed. The apparatus includes a processing resource to generate a stream of instructions, an L1 cache communicably coupled to the processing resource and comprising an on-page detector circuit to determine that a set of memory requests in the stream of instructions access a same memory page; and set a marker in a first request of the set of memory requests; and arbitration circuitry communicably coupled to the L1 cache, the arbitration circuitry to route the set of memory requests to memory comprising the memory page and to, in response to receiving the first request with the marker set, remain with the processing resource to process the set of memory requests.

公开(公告)号：US11995029B2

公开(公告)日：2024-05-28

申请号：US17428527

申请日：2020-03-14

Applicant: Intel Corporation

Inventor： Lakshminarayanan Striramassarma ,  Prasoonkumar Surti ,  Varghese George ,  Ben Ashbaugh ,  Aravindh Anantaraman ,  Valentin Andrei ,  Abhishek Appu ,  Nicolas Galoppo Von Borries ,  Altug Koker ,  Mike Macpherson ,  Subramaniam Maiyuran ,  Nilay Mistry ,  Elmoustapha Ould-Ahmed-Vall ,  Selvakumar Panneer ,  Vasanth Ranganathan ,  Joydeep Ray ,  Ankur Shah ,  Saurabh Tangri

IPC: G06F12/00 ,  G06F7/544 ,  G06F7/575 ,  G06F7/58 ,  G06F9/30 ,  G06F9/38 ,  G06F9/50 ,  G06F12/02 ,  G06F12/06 ,  G06F12/0802 ,  G06F12/0804 ,  G06F12/0811 ,  G06F12/0862 ,  G06F12/0866 ,  G06F12/0871 ,  G06F12/0875 ,  G06F12/0882 ,  G06F12/0888 ,  G06F12/0891 ,  G06F12/0893 ,  G06F12/0895 ,  G06F12/0897 ,  G06F12/1009 ,  G06F12/128 ,  G06F15/78 ,  G06F15/80 ,  G06F17/16 ,  G06F17/18 ,  G06T1/20 ,  G06T1/60 ,  H03M7/46 ,  G06N3/08 ,  G06T15/06

CPC classification number: G06F15/7839 ,  G06F7/5443 ,  G06F7/575 ,  G06F7/588 ,  G06F9/3001 ,  G06F9/30014 ,  G06F9/30036 ,  G06F9/3004 ,  G06F9/30043 ,  G06F9/30047 ,  G06F9/30065 ,  G06F9/30079 ,  G06F9/3887 ,  G06F9/5011 ,  G06F9/5077 ,  G06F12/0215 ,  G06F12/0238 ,  G06F12/0246 ,  G06F12/0607 ,  G06F12/0802 ,  G06F12/0804 ,  G06F12/0811 ,  G06F12/0862 ,  G06F12/0866 ,  G06F12/0871 ,  G06F12/0875 ,  G06F12/0882 ,  G06F12/0888 ,  G06F12/0891 ,  G06F12/0893 ,  G06F12/0895 ,  G06F12/0897 ,  G06F12/1009 ,  G06F12/128 ,  G06F15/8046 ,  G06F17/16 ,  G06F17/18 ,  G06T1/20 ,  G06T1/60 ,  H03M7/46 ,  G06F9/3802 ,  G06F9/3818 ,  G06F9/3867 ,  G06F2212/1008 ,  G06F2212/1021 ,  G06F2212/1044 ,  G06F2212/302 ,  G06F2212/401 ,  G06F2212/455 ,  G06F2212/60 ,  G06N3/08 ,  G06T15/06

Abstract: Multi-tile Memory Management for Detecting Cross Tile Access, Providing Multi-Tile Inference Scaling with multicasting of data via copy operation, and Providing Page Migration are disclosed herein. In one embodiment, a graphics processor for a multi-tile architecture includes a first graphics processing unit (GPU) having a memory and a memory controller, a second graphics processing unit (GPU) having a memory and a cross-GPU fabric to communicatively couple the first and second GPUs. The memory controller is configured to determine whether frequent cross tile memory accesses occur from the first GPU to the memory of the second GPU in the multi-GPU configuration and to send a message to initiate a data transfer mechanism when frequent cross tile memory accesses occur from the first GPU to the memory of the second GPU.

公开(公告)号：US11941169B2

公开(公告)日：2024-03-26

申请号：US17683533

申请日：2022-03-01

Applicant: Intel Corporation

Inventor： Ingo Wald ,  Brent E. Insko ,  Prasoonkumar Surti ,  Adam T. Lake ,  Peter L. Doyle ,  Daniel Pohl

IPC: G06F3/01 ,  G02B27/00

CPC classification number: G06F3/013 ,  G02B27/0093 ,  G06F3/011

Abstract: One embodiment of a virtual reality apparatus comprises: a graphics processing engine comprising a plurality of graphics processing stages, the graphics processing engine to render a plurality of image frames for left and right displays of a head mounted display (HMD); and foveation control hardware logic to independently control two or more of the plurality of graphics processing stages based on feedback received from an eye tracking module of the HMD, the feedback indicating a foveated region selected based on a current or anticipated direction of a user's gaze, the foveation control hardware logic to cause the two or more of the graphics processing stages to process the foveated region differently than other regions of the image frames.

公开(公告)号：US11934342B2

公开(公告)日：2024-03-19

申请号：US17429277

申请日：2020-03-14

Applicant: Intel Corporation

Inventor： Altug Koker ,  Varghese George ,  Aravindh Anantaraman ,  Valentin Andrei ,  Abhishek R. Appu ,  Niranjan Cooray ,  Nicolas Galoppo Von Borries ,  Mike MacPherson ,  Subramaniam Maiyuran ,  ElMoustapha Ould-Ahmed-Vall ,  David Puffer ,  Vasanth Ranganathan ,  Joydeep Ray ,  Ankur N. Shah ,  Lakshminarayanan Striramassarma ,  Prasoonkumar Surti ,  Saurabh Tangri

IPC: G06F15/78 ,  G06F7/544 ,  G06F7/575 ,  G06F7/58 ,  G06F9/30 ,  G06F9/38 ,  G06F9/50 ,  G06F12/02 ,  G06F12/06 ,  G06F12/0802 ,  G06F12/0804 ,  G06F12/0811 ,  G06F12/0862 ,  G06F12/0866 ,  G06F12/0871 ,  G06F12/0875 ,  G06F12/0882 ,  G06F12/0888 ,  G06F12/0891 ,  G06F12/0893 ,  G06F12/0895 ,  G06F12/0897 ,  G06F12/1009 ,  G06F12/128 ,  G06F15/80 ,  G06F17/16 ,  G06F17/18 ,  G06T1/20 ,  G06T1/60 ,  H03M7/46 ,  G06N3/08 ,  G06T15/06

CPC classification number: G06F15/7839 ,  G06F7/5443 ,  G06F7/575 ,  G06F7/588 ,  G06F9/3001 ,  G06F9/30014 ,  G06F9/30036 ,  G06F9/3004 ,  G06F9/30043 ,  G06F9/30047 ,  G06F9/30065 ,  G06F9/30079 ,  G06F9/3887 ,  G06F9/5011 ,  G06F9/5077 ,  G06F12/0215 ,  G06F12/0238 ,  G06F12/0246 ,  G06F12/0607 ,  G06F12/0802 ,  G06F12/0804 ,  G06F12/0811 ,  G06F12/0862 ,  G06F12/0866 ,  G06F12/0871 ,  G06F12/0875 ,  G06F12/0882 ,  G06F12/0888 ,  G06F12/0891 ,  G06F12/0893 ,  G06F12/0895 ,  G06F12/0897 ,  G06F12/1009 ,  G06F12/128 ,  G06F15/8046 ,  G06F17/16 ,  G06F17/18 ,  G06T1/20 ,  G06T1/60 ,  H03M7/46 ,  G06F9/3802 ,  G06F9/3818 ,  G06F9/3867 ,  G06F2212/1008 ,  G06F2212/1021 ,  G06F2212/1044 ,  G06F2212/302 ,  G06F2212/401 ,  G06F2212/455 ,  G06F2212/60 ,  G06N3/08 ,  G06T15/06

Abstract: Embodiments are generally directed to graphics processor data access and sharing. An embodiment of an apparatus includes a circuit element to produce a result in processing of an application; a load-store unit to receive the result and generate pre-fetch information for a cache utilizing the result; and a prefetch generator to produce prefetch addresses based at least in part on the pre-fetch information; wherein the load-store unit is to receive software assistance for prefetching, and wherein generation of the pre-fetch information is based at least in part on the software assistance.

公开(公告)号：US11880934B2

公开(公告)日：2024-01-23

申请号：US17517113

申请日：2021-11-02

Applicant: INTEL CORPORATION

Inventor： Brent E. Insko ,  Prasoonkumar Surti

IPC: G06T15/40 ,  G06T15/00 ,  H04N13/279 ,  H04N13/344 ,  H04N13/383 ,  H04N13/398

CPC classification number: G06T15/405 ,  G06T15/005 ,  H04N13/279 ,  H04N13/344 ,  H04N13/383 ,  H04N13/398

Abstract: An apparatus and method are described for performing an early depth test on graphics data. For example, one embodiment of a graphics processing apparatus comprises: early depth test circuitry to perform an early depth test on blocks of pixels to determine whether all pixels in the block of pixels can be resolved by the early depth test; a plurality of execution circuits to execute pixel shading operations on the blocks of pixels; and a scheduler circuit to schedule the blocks of pixels for the pixel shading operations, the scheduler circuit to prioritize the blocks of pixels in accordance with the determination as to whether all pixels in the block of pixels can be resolved by the early depth test.

公开(公告)号：US11880928B2

公开(公告)日：2024-01-23

申请号：US17723772

申请日：2022-04-19

Applicant: INTEL CORPORATION

Inventor： Scott Janus ,  Prasoonkumar Surti ,  Karthik Vaidyanathan ,  Alexey Supikov ,  Gabor Liktor ,  Carsten Benthin ,  Philip Laws ,  Michael Doyle

IPC: G06T15/06 ,  G06T17/00 ,  G06T1/60 ,  G06T15/00

CPC classification number: G06T15/06 ,  G06T1/60 ,  G06T15/005 ,  G06T17/005 ,  G06T2210/21

Abstract: Apparatus and method for a hierarchical beam tracer. For example, one embodiment of an apparatus comprises: a beam generator to generate beam data associated with a beam projected into a graphics scene; a bounding volume hierarchy (BVH) generator to generate BVH data comprising a plurality of hierarchically arranged BVH nodes; a hierarchical beam-based traversal unit to determine whether the beam intersects a current BVH node and, if so, to responsively subdivide the beam into N child beams to test against the current BVH node and/or to traverse further down the BVH hierarchy to select a new BVH node, wherein the hierarchical beam-based traversal unit is to iteratively subdivide successive intersecting child beams and/or to continue to traverse down the BVH hierarchy until a leaf node is reached with which at least one final child beam is determined to intersect; the hierarchical beam-based traversal unit to generate a plurality of rays within the final child beam; and intersection hardware logic to perform intersection testing for any rays intersecting the leaf node, the intersection testing to determine intersections between the rays intersecting the leaf node and primitives bounded by the leaf node.

公开(公告)号：US11810405B2

公开(公告)日：2023-11-07

申请号：US17539083

申请日：2021-11-30

Applicant: Intel Corporation

Inventor： Barath Lakshamanan ,  Linda L. Hurd ,  Ben J. Ashbaugh ,  Elmoustapha Ould-Ahmed-Vall ,  Liwei Ma ,  Jingyi Jin ,  Justin E. Gottschlich ,  Chandrasekaran Sakthivel ,  Michael S. Strickland ,  Brian T. Lewis ,  Lindsey Kuper ,  Altug Koker ,  Abhishek R. Appu ,  Prasoonkumar Surti ,  Joydeep Ray ,  Balaji Vembu ,  Javier S. Turek ,  Naila Farooqui

IPC: G01C22/00 ,  G07C5/00 ,  G05D1/00 ,  G08G1/01 ,  H04L67/12 ,  G06N20/00 ,  G06F9/50 ,  G01C21/34 ,  B60W30/00 ,  G06N3/063 ,  G06N3/084 ,  G06N20/10 ,  G06N3/044 ,  G06N3/045 ,  G08G1/052 ,  G01S19/13 ,  H04L43/0852 ,  G05D1/02 ,  H04L43/16

CPC classification number: G07C5/008 ,  B60W30/00 ,  G01C21/34 ,  G01C21/3415 ,  G01C21/3492 ,  G05D1/0088 ,  G06F9/5027 ,  G06N3/044 ,  G06N3/045 ,  G06N3/063 ,  G06N3/084 ,  G06N20/00 ,  G06N20/10 ,  G08G1/012 ,  H04L67/12 ,  G01S19/13 ,  G05D1/0257 ,  G05D2201/0213 ,  G06F2209/509 ,  G08G1/0112 ,  G08G1/052 ,  H04L43/0852 ,  H04L43/16

Abstract: An autonomous vehicle is provided that includes one or more processors configured to provide a local compute manager to manage execution of compute workloads associated with the autonomous vehicle. The local compute manager can perform various compute operations, including receiving offload of compute operations from to other compute nodes and offloading compute operations to other compute notes, where the other compute nodes can be other autonomous vehicles. The local compute manager can also facilitate autonomous navigation functionality.

公开(公告)号：US20230343023A1

公开(公告)日：2023-10-26

申请号：US18306668

申请日：2023-04-25

Applicant: Intel Corporation

Inventor： Prasoonkumar Surti ,  Abhishek R. Appu ,  Joydeep Ray

IPC: G06T15/80 ,  G06T1/60 ,  G06T11/40 ,  G06T15/50 ,  G06T11/20

CPC classification number: G06T15/503 ,  G06T1/60 ,  G06T11/203 ,  G06T11/40 ,  G06T15/80 ,  G06T2200/12

Abstract: Systems, apparatuses and methods may provide for technology that selects an anti-aliasing mode for a vertex of a primitive based on a parameter associated with the vertex and generates a coverage mask based on the selected anti-aliasing mode. Additionally, one or more pixels corresponding to the vertex may be shaded based at least partly on the coverage mask, wherein the selected anti-aliasing mode varies across a plurality of vertices in the primitive.

公开(公告)号：US11783530B2

公开(公告)日：2023-10-10

申请号：US17677109

申请日：2022-02-22

Applicant: INTEL CORPORATION

Inventor： Karol Szerszen ,  Prasoonkumar Surti ,  Gabor Liktor ,  Karthik Vaidyanathan ,  Sven Woop

IPC: G06T15/00 ,  G06T15/06 ,  G06T15/08 ,  G06T1/20 ,  G06T17/10

CPC classification number: G06T15/06 ,  G06T1/20 ,  G06T15/005 ,  G06T15/08 ,  G06T17/10

Abstract: Apparatus and method for grouping rays based on quantized ray directions. For example, one embodiment of an apparatus comprises: An apparatus comprising: a ray generator to generate a plurality of rays; ray direction evaluation circuitry/logic to generate approximate ray direction data for each of the plurality of rays; ray sorting circuitry/logic to sort the rays into a plurality of ray queues based, at least in part, on the approximate ray direction data.