CN117749850A - Control method, target end, system, equipment and computer readable storage medium - Google Patents
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Abstract
The invention provides a control method, a target end, a system, equipment and a computer readable storage medium, S1: the data interface receives the APHY data packet from the corresponding source end and transmits the APHY data packet to the corresponding request unit; s2: the request unit determines at least one request processing unit as a unit to be transmitted according to forwarding information of the APHY data packet; s3: the first processing unit sends a transmission request to any request processing unit serving as a unit to be transmitted; s4: the request processing unit processes the transmission request corresponding to the state of the PAL unit so as to feed back approval information or rejection information to the first processing unit which sends the transmission request; s5: the request unit transmits the APHY data packet to the corresponding request processing unit according to the approval information, the request processing unit transmits the APHY data packet to the corresponding PAL unit, and then the step S3 is executed again; the request unit re-executes the step S3 according to the overrule information; the target terminal can process the data of a plurality of source terminals at the same time, and the data processing rate is improved.
Description
Technical Field
The present invention relates to the field of MIPI technologies, and in particular, to a control method, a target end, a system, a device, and a computer readable storage medium.
Background
The MIPI APHY protocol defines a source and a destination in the data transmission process, which are connected by a cable. And a target end is used as a master unit, a source end which is used as a slave unit is controlled through the MIPI APHY protocol, and image data is obtained from the source end.
In the actual use process, a target end is used as a main unit, and only data of a single source end can be processed, so that the actual requirement cannot be met.
Accordingly, there is a need for a new control method, target, system, device, and computer-readable storage medium that solve the above-mentioned problems in the prior art.
Disclosure of Invention
The invention aims to provide a control method, a target end, a system, equipment and a computer readable storage medium, so that the target end can process data of a plurality of source ends at the same time, and the data processing rate is improved.
In order to achieve the above object, the target end control method of the present invention includes:
s0: providing a target end, wherein the target end comprises a plurality of data interfaces, a plurality of request units, a plurality of request processing units and a plurality of PAL units, the data interfaces are connected with the request units in a one-to-one correspondence manner, each request unit is connected with all the request processing units, and the request processing units are connected with the PAL units in a one-to-one correspondence manner;
s1: the data interface receives an APHY data packet from a corresponding source end and transmits the APHY data packet to a corresponding request unit;
s2: the request unit determines at least one request processing unit as a unit to be transmitted according to forwarding information of the APHY data packet;
s3: the first processing unit sends a transmission request to any request processing unit serving as a unit to be transmitted;
s4: the request processing unit processes the transmission request corresponding to the state of the PAL unit, so as to feed back approval information or rejection information to the first processing unit which sends out the transmission request;
s5: the request unit transmits the APHY data packet to a corresponding request processing unit according to the approval information, the request processing unit transmits the APHY data packet to a corresponding PAL unit, and then step S3 is re-executed until the APHY data packet is transmitted to all PAL units needing to be transmitted; the request unit re-executes the step S3 according to the overrule information; wherein the first processing unit changes the request processing unit as the unit to be transmitted to send the transmission request every time step S3 is re-executed.
Optionally, the request unit determines at least one request processing unit as a unit to be transmitted according to forwarding information of the APHY data packet, including:
the request unit enters an information verification state, the copy of the APHY data packet is completed, forwarding information of the APHY data packet is queried, and then at least one request processing unit is determined to be a unit to be transmitted according to the forwarding information.
Optionally, the first processing unit sends a transmission request to any one of the request processing units serving as a unit to be transmitted, including:
the request unit enters a request state to send a transmission request to any one of the request processing units serving as units to be transmitted according to the forwarding information, and then the request unit enters a transmission request waiting state.
Optionally, the request processing unit processes the transmission request corresponding to the state of the PAL unit, so as to feed back approval information or rejection information to the first processing unit that issues the transmission request, including:
the request processing unit judges whether the state corresponding to the PAL unit is idle;
if the request processing unit judges that the state corresponding to the PAL unit is idle, the request processing unit feeds back approval information to a first processing unit which sends out a transmission request;
and if the request processing unit judges that the state corresponding to the PAL unit is not idle, feeding back overrule information to the first processing unit which sends out the transmission request.
Optionally, the request unit transmits the APHY data packet to a corresponding request processing unit according to the approval information, including:
after receiving the approval information, the request unit enters a waiting forwarding state to construct a data path between the request unit and the corresponding request processing unit;
after the data path is built, the request unit enters a forwarding state to transmit the APHY data packet to a corresponding request processing unit.
Optionally, when at least two request units send transmission requests to the same request processing unit at the same time, the request processing unit feeds back approval information to the corresponding request units according to a preset approval sequence.
Optionally, the first processing unit changes the request processing unit as the unit to be transmitted to send the transmission request each time step S3 is re-executed, including:
and (3) when the step (S3) is re-executed each time, the first processing unit changes the request processing unit serving as a unit to be transmitted according to the preset request queue, sends a transmission request, and moves the request processing unit out of the preset request queue corresponding to the first processing unit after the request processing unit feeds back approval information to the corresponding first processing unit.
The invention also provides a target end for realizing the target end control method, which comprises a plurality of data interfaces, a plurality of request units, a plurality of request processing units and a plurality of PAL units, wherein the data interfaces are connected with the request units in one-to-one correspondence, each request unit is connected with all the request processing units, and the request processing units are connected with the PAL units in one-to-one correspondence.
The invention also provides a data transmission system which comprises a plurality of source ends and the target ends, wherein the source ends are connected with the data interfaces in a one-to-one correspondence manner.
The invention also provides an apparatus comprising:
a processor;
a memory for storing processor-executable instructions;
the processor is configured to implement the target-side control method when executing the instructions of the memory.
The invention also provides a computer readable storage medium comprising computer instructions which, when executed by a processor, implement the target-side control method.
The invention has the beneficial effects that: the data interface receives an APHY data packet from a corresponding source end and transmits the APHY data packet to a corresponding request unit; s2: the request unit determines at least one request processing unit as a unit to be transmitted according to forwarding information of the APHY data packet; s3: the first processing unit sends a transmission request to any request processing unit serving as a unit to be transmitted; s4: the request processing unit processes the transmission request corresponding to the state of the PAL unit, so as to feed back approval information or rejection information to the first processing unit which sends out the transmission request; s5: the request unit transmits the APHY data packet to a corresponding request processing unit according to the approval information, the request processing unit transmits the APHY data packet to a corresponding PAL unit, and then step S3 is re-executed until the APHY data packet is transmitted to all PAL units needing to be transmitted; the request unit re-executes the step S3 according to the overrule information; and when the step S3 is re-executed each time, the first processing unit changes the request processing unit serving as a unit to be transmitted to send a transmission request, so that the target terminal can process the data of a plurality of source terminals at the same time, and the data processing rate is improved.
Drawings
FIG. 1 is a flowchart of a target control method according to some embodiments of the present invention;
FIG. 2 is a block diagram of a target in some embodiments of the invention;
fig. 3 is a schematic diagram illustrating transmission timing according to some embodiments of the invention.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention. Unless otherwise defined, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. As used herein, the word "comprising" and the like means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof without precluding other elements or items.
Aiming at the problems existing in the prior art, the embodiment of the invention provides a data transmission system which comprises a plurality of source ends and target ends, wherein the source ends are connected with the data interfaces in a one-to-one correspondence manner.
In some embodiments, the target end includes a plurality of data interfaces, a plurality of request units, a plurality of request processing units and a plurality of PAL units, where the data interfaces are connected with the request units in a one-to-one correspondence, each request unit is connected with all the request processing units, and the request processing units are connected with the PAL units in a one-to-one correspondence.
Fig. 1 is a flowchart of a target control method according to some embodiments of the present invention. Referring to fig. 1, the target side control method includes the following steps:
s0: providing a target end, wherein the target end comprises a plurality of data interfaces, a plurality of request units, a plurality of request processing units and a plurality of PAL units, the data interfaces are connected with the request units in a one-to-one correspondence manner, each request unit is connected with all the request processing units, and the request processing units are connected with the PAL units in a one-to-one correspondence manner;
s1: the data interface receives an APHY data packet from a corresponding source end and transmits the APHY data packet to a corresponding request unit;
s2: the request unit determines at least one request processing unit as a unit to be transmitted according to forwarding information of the APHY data packet;
s3: the first processing unit sends a transmission request to any request processing unit serving as a unit to be transmitted;
s4: the request processing unit processes the transmission request corresponding to the state of the PAL unit, so as to feed back approval information or rejection information to the first processing unit which sends out the transmission request;
s5: the request unit transmits the APHY data packet to a corresponding request processing unit according to the approval information, the request processing unit transmits the APHY data packet to a corresponding PAL unit, and then step S3 is re-executed until the APHY data packet is transmitted to all PAL units needing to be transmitted; the request unit re-executes the step S3 according to the overrule information; wherein the first processing unit changes the request processing unit as the unit to be transmitted to send the transmission request every time step S3 is re-executed.
In some embodiments, the determining, by the request unit, that at least one of the request processing units is a unit to be transmitted according to forwarding information of the APHY data packet includes: the request unit enters an information verification state, the copy of the APHY data packet is completed, forwarding information of the APHY data packet is queried, and then at least one request processing unit is determined to be a unit to be transmitted according to the forwarding information.
In some embodiments, the first processing unit sends the transmission request to any one of the request processing units serving as the unit to be transmitted, including: the request unit enters a request state to send a transmission request to any one of the request processing units serving as units to be transmitted according to the forwarding information, and then the request unit enters a transmission request waiting state.
In some embodiments, the request processing unit processes the transmission request corresponding to the state of the PAL unit to feed back approval information or rejection information to the first processing unit that issued the transmission request, including: the request processing unit judges whether the state corresponding to the PAL unit is idle; if the request processing unit judges that the state corresponding to the PAL unit is idle, the request processing unit feeds back approval information to a first processing unit which sends out a transmission request; and if the request processing unit judges that the state corresponding to the PAL unit is not idle, feeding back overrule information to the first processing unit which sends out the transmission request.
In some embodiments, the transmitting, by the request unit, the APHY data packet to the corresponding request processing unit according to the approval information includes: after receiving the approval information, the request unit enters a waiting forwarding state to construct a data path between the request unit and the corresponding request processing unit; after the data path is built, the request unit enters a forwarding state to transmit the APHY data packet to a corresponding request processing unit.
In some embodiments, when at least two request units send transmission requests to the same request processing unit at the same time, the request processing unit feeds back approval information to the corresponding request units according to a preset approval sequence.
In some embodiments, the first processing unit changes the request processing unit as the unit to be transmitted to send the transmission request each time the step S3 is re-executed, including: and (3) when the step (S3) is re-executed each time, the first processing unit changes the request processing unit serving as a unit to be transmitted according to the preset request queue, sends a transmission request, and moves the request processing unit out of the preset request queue corresponding to the first processing unit after the request processing unit feeds back approval information to the corresponding first processing unit.
Fig. 2 is a block diagram of a target in some embodiments of the invention. Referring to fig. 2, the target end includes four data interfaces, four request units, six request processing units and six PAL units, where the four data interfaces are respectively a first data interface 101, a second data interface 102, a third data interface 103 and a fourth data interface 104, the four request units are respectively a first request unit 201, a second request unit 202, a third request unit 203 and a fourth request unit 204, the six request processing units are respectively a first request processing unit 301, a second request processing unit 302, a third request processing unit 303, a fourth request processing unit 304, a fifth request processing unit 305 and a sixth request processing unit 306, and the six PAL units are respectively a first PAL unit 401, a second PAL unit 402, a third PAL unit 403, a fourth PAL unit 404, a fifth PAL unit 405 and a sixth PAL unit 406. Wherein the first PAL unit 401, the second PAL unit 402, the third PAL unit 403 and the fourth PAL unit 404 are used for processing CSI type apiy packets, and the fifth PAL unit 405 and the sixth PAL unit 406 are used for processing I2C type apiy packets.
Referring to fig. 2, the first data interface 101 is connected to the first request unit 201, the second data interface 102 is connected to the second request unit 202, the third data interface 103 is connected to the third request unit 203, the fourth data interface 104 is connected to the fourth request unit 204, the first request unit 201 is connected to the first request processing unit 301, the second request processing unit 302, the third request processing unit 303, the fourth request processing unit 304, the fifth request processing unit 305, the sixth request processing unit 306, the second request unit 202 is connected to the first request processing unit 301, the second request processing unit 302, the third request processing unit 303, the fourth request processing unit 304, the fifth request processing unit 305, the sixth request processing unit 306, the third request unit 203 is connected to the first request processing unit 301, the second request processing unit 302, the third request processing unit 303, the fourth request processing unit 304, the fifth request processing unit 305, the sixth request processing unit 306, the fourth request unit 204 is connected to the first request processing unit 301, the second request processing unit 302, the third request processing unit 303, the fourth request processing unit 304, the fifth request processing unit 305, the sixth request processing unit 306, the first request processing unit 301 is connected to the first PAL unit 401, the second request processing unit 302 is connected to the second PAL unit 402, the third request processing unit 303 is connected to the third PAL unit 403, the fourth request processing unit 304 is connected to the fourth PAL unit 404, the fifth request processing unit 305 is connected to the fifth PAL unit 405, and the sixth request processing unit 306 is connected to the sixth PAL unit 406.
Referring to fig. 2, in a period from t1 to t2, the first data interface 101 receives a first APHY data packet from a corresponding source, the first data interface 101 transmits the first APHY data packet to the first request unit 201, the first request unit 201 enters an information verification state, completes copying the first APHY data packet, queries forwarding information of the first APHY data packet as forwarding to the first PAL unit 401 and the second PAL unit 402, and then determines that the first request processing unit 301 and the second request processing unit 302 are units to be transmitted;
in the period from t1 to t2, the second data interface 102 receives a second APHY data packet from a corresponding source end, the second data interface 102 transmits the second APHY data packet to the second request unit 202, the second request unit 202 enters an information verification state, completes copying of the second APHY data packet, queries forwarding information of the second APHY data packet to be forwarded to the first PAL unit 401 and the second PAL unit 402, and then determines that the first request processing unit 301 and the second request processing unit 302 are units to be transmitted;
in the period from t2 to t3, the first request unit 201 enters a request state, and since the priority of the first request processing unit 301 is higher than the priority of the second request processing unit 302 in a preset request queue, the first request unit 201 sends a transmission request to the first request processing unit 301, and then the first request unit 201 enters a transmission request waiting state;
in the period from t2 to t3, the second request unit 202 enters a request state, and since the priority of the first request processing unit 301 is higher than the priority of the second request processing unit 302 in a preset request queue, the second request unit 202 sends a transmission request to the first request processing unit 301, and then the second request unit 202 enters a transmission request waiting state;
in the period from t3 to t4, the first PAL unit 401 is idle, and since the priority of the first request unit 201 is higher than the priority of the second request unit 202 in the preset approval sequence, the first request processing unit 301 feeds back approval information to the first request unit 201 and feeds back rejection information to the second request unit 202 after receiving the transmission requests of the first request unit 201 and the second request unit 202 at the same time;
after receiving the approval information, the first request unit 201 enters a state to be forwarded to construct a data path with the first request processing unit 301, after the data path is constructed, the first request unit 201 enters a forwarding state to transmit the first APHY data packet to the first request processing unit 301, the request processing unit transmits the first APHY data packet to the first PAL unit 401, and the first PAL unit 401 completes data processing on the first APHY data packet;
the second request unit 202 reenters a request state after receiving the overrule information, sends a transmission request to the second request unit 202 according to a preset request queue, reenters a transmission request waiting state, and the second PAL unit 402 is idle, the second request processing unit 302 sends approval information to the second request unit 202, the second request unit 202 enters a state to be forwarded after receiving the approval information, so as to construct a data path with the second request processing unit 302, the second request unit 202 enters a forwarding state after the data path is constructed, so as to transmit the second APHY data packet to the second request processing unit 302, the request processing unit transmits the second APHY data packet to the second PAL unit 402, and the second PAL unit 402 completes data processing on the second APHY data packet;
after the first request unit 201 transmits the first APHY data packet to the first PAL unit 401 through the first request processing unit 301, the first request unit 201 reenters a request state and sends a transmission request to the second request processing unit 302 until the second PAL unit 402 is idle, and the first request unit 201 transmits the first APHY data packet to the second PAL unit 402 through the second request processing unit 302;
after the second request unit 202 transmits the second APHY packet to the second PAL unit 402 via the second request processing unit 302, the second request unit 202 reenters a request state and issues a transmission request to the first request processing unit 301 until the first PAL unit 401 is idle, and the second request unit 202 transmits the second APHY packet to the first PAL unit 401 via the first request processing unit 301.
Fig. 3 is a schematic diagram illustrating transmission timing according to some embodiments of the invention. Referring to fig. 2 and 3, T0 represents a delay time for the second request unit 202 to start transmitting the second APHY data packet to the second PAL unit 402 to start transmitting the first APHY data packet to the first PAL unit 401 with respect to the first request unit 201; stage T1 indicates that the first requesting unit 201 starts transmitting the first APHY packet to the first PAL unit 401; stage T2 indicates that the first request unit 201 has finished transmitting the first APHY data packet to the first PAL unit 401, and only the second request unit 202 has left transmitting the second APHY data packet to the second PAL unit 402; stage T3 indicates that the first requesting unit 201 transmits the first APHY packet to the second PAL unit 402, and the second requesting unit 202 transmits the second APHY packet to the first PAL unit 401. It can be seen that the first requesting unit 201 transmits the first APHY data packet to the first PAL unit 401, and the second requesting unit 202 transmits the second APHY data packet to the second PAL unit 402, which are substantially processed in parallel; the first request unit 201 transmitting the first APHY data packet to the second PAL unit 402, and the second request unit 202 transmitting the second APHY data packet to the first PAL unit 401 are processed in parallel; the efficiency of data transmission is ensured.
The invention also provides an apparatus comprising:
a processor;
a memory for storing processor-executable instructions;
the processor is configured to implement the target-side control method when executing the instructions of the memory.
The invention also provides a computer readable storage medium comprising computer instructions which, when executed by a processor, implement the target-side control method.
The computer readable storage medium can be, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or a combination of any of the foregoing. More specific examples of the computer readable storage medium include the following: an electrical connection having one or more wires, a portable computer diskette, a hard disk, a random access Memory (Random Access Memory, RAM), a Read-Only Memory (ROM), an erasable programmable Read-Only Memory (Erasable Programmable Read Only Memory, EPROM) or flash Memory, an optical fiber, a portable compact disc Read-Only Memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing. In this document, a computer readable storage medium may be any tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device.
Program code embodied on a computer readable storage medium may be transmitted using any appropriate medium, including but not limited to wireless, wireline, optical fiber cable, or any suitable combination of the foregoing.
Computer program code for carrying out operations of the present specification may be written in one or more programming languages, such as Java, smalltalk, C ++, C-language and the like. The program code may execute entirely on the user's computer, partly on the user's computer, as a stand-alone software package, partly on the user's computer and partly on a remote computer or entirely on the remote computer or server.
While embodiments of the present invention have been described in detail hereinabove, it will be apparent to those skilled in the art that various modifications and variations can be made to these embodiments. It is to be understood that such modifications and variations are within the scope and spirit of the present invention as set forth in the following claims. Moreover, the invention described herein is capable of other embodiments and of being practiced or of being carried out in various ways.
Claims (11)
1. A target-side control method, comprising:
s0: providing a target end, wherein the target end comprises a plurality of data interfaces, a plurality of request units, a plurality of request processing units and a plurality of PAL units, the data interfaces are connected with the request units in a one-to-one correspondence manner, each request unit is connected with all the request processing units, and the request processing units are connected with the PAL units in a one-to-one correspondence manner;
s1: the data interface receives an APHY data packet from a corresponding source end and transmits the APHY data packet to a corresponding request unit;
s2: the request unit determines at least one request processing unit as a unit to be transmitted according to forwarding information of the APHY data packet;
s3: the first processing unit sends a transmission request to any request processing unit serving as a unit to be transmitted;
s4: the request processing unit processes the transmission request corresponding to the state of the PAL unit, so as to feed back approval information or rejection information to the first processing unit which sends out the transmission request;
s5: the request unit transmits the APHY data packet to a corresponding request processing unit according to the approval information, the request processing unit transmits the APHY data packet to a corresponding PAL unit, and then step S3 is re-executed until the APHY data packet is transmitted to all PAL units needing to be transmitted; the request unit re-executes the step S3 according to the overrule information; wherein the first processing unit changes the request processing unit as the unit to be transmitted to send the transmission request every time step S3 is re-executed.
2. The target side control method according to claim 1, wherein the request unit determines at least one request processing unit as a unit to be transmitted according to forwarding information of the APHY data packet, including:
the request unit enters an information verification state, the copy of the APHY data packet is completed, forwarding information of the APHY data packet is queried, and then at least one request processing unit is determined to be a unit to be transmitted according to the forwarding information.
3. The method according to claim 2, wherein the first processing unit sends the transmission request to any one of the request processing units as the unit to be transmitted, comprising:
the request unit enters a request state to send a transmission request to any one of the request processing units serving as units to be transmitted according to the forwarding information, and then the request unit enters a transmission request waiting state.
4. The target side control method according to claim 1, wherein the request processing unit processes the transmission request corresponding to the state of the PAL unit to feed back approval information or rejection information to the first processing unit that issued the transmission request, comprising:
the request processing unit judges whether the state corresponding to the PAL unit is idle;
if the request processing unit judges that the state corresponding to the PAL unit is idle, the request processing unit feeds back approval information to a first processing unit which sends out a transmission request;
and if the request processing unit judges that the state corresponding to the PAL unit is not idle, feeding back overrule information to the first processing unit which sends out the transmission request.
5. The target side control method according to claim 4, wherein the requesting unit transmits the APHY packet to a corresponding request processing unit according to the approval information, comprising:
after receiving the approval information, the request unit enters a waiting forwarding state to construct a data path between the request unit and the corresponding request processing unit;
after the data path is built, the request unit enters a forwarding state to transmit the APHY data packet to a corresponding request processing unit.
6. The target side control method according to claim 1 or 5, wherein when at least two of the request units simultaneously transmit transmission requests to the same request processing unit, the request processing unit feeds back approval information to the corresponding request unit in a preset approval order.
7. The method according to claim 1, wherein the first processing unit changes the request processing unit as the unit to be transmitted to send the transmission request each time step S3 is re-executed, comprising:
and (3) when the step (S3) is re-executed each time, the first processing unit changes the request processing unit serving as a unit to be transmitted according to the preset request queue, sends a transmission request, and moves the request processing unit out of the preset request queue corresponding to the first processing unit after the request processing unit feeds back approval information to the corresponding first processing unit.
8. A target for implementing the target control method according to any one of claims 1 to 7, wherein the target includes a plurality of data interfaces, a plurality of request units, a plurality of request processing units, and a plurality of PAL units, the data interfaces are connected to the request units in a one-to-one correspondence, each of the request units is connected to all of the request processing units, and the request processing units are connected to the PAL units in a one-to-one correspondence.
9. A data transmission system, comprising a plurality of source terminals and the target terminal according to claim 8, wherein the source terminals are connected with the data interfaces in a one-to-one correspondence.
10. An apparatus, comprising:
a processor;
a memory for storing processor-executable instructions;
wherein the processor is configured to implement the target-side control method according to any one of claims 1 to 7 when executing the instructions of the memory.
11. A computer readable storage medium comprising computer instructions which, when executed by a processor, implement the target-side control method of any one of claims 1 to 7.
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|---|---|---|---|
| CN202311824755.9A CN117749850A (en) | 2023-12-27 | 2023-12-27 | Control method, target end, system, equipment and computer readable storage medium |
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| CN202311824755.9A CN117749850A (en) | 2023-12-27 | 2023-12-27 | Control method, target end, system, equipment and computer readable storage medium |
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| CN202311824755.9A Pending CN117749850A (en) | 2023-12-27 | 2023-12-27 | Control method, target end, system, equipment and computer readable storage medium |
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