CN105607729A

CN105607729A - Power and performance management of self-adaptive image subsystem

Info

Publication number: CN105607729A
Application number: CN201610084188.1A
Authority: CN
Inventors: N·S·杰干纳坦; R·普尔纳查得兰
Original assignee: Intel Corp
Current assignee: Intel Corp
Priority date: 2011-12-09
Filing date: 2011-12-09
Publication date: 2016-05-25
Anticipated expiration: 2031-12-09
Also published as: CN105607729B

Abstract

The present application discloses power and performance management of a self-adaptive image subsystem and relates to an example of power and performance management of the self-adaptive image subsystem for adjusting one or more power management or performance attributes for the image subsystem of a computing platform based on comparison of current quality measures and target quality measures; the current quality measure and the target quality measure are determined respectively based on the current and target values of quality of service of at least one part of power management and performance of the computing platform.

Description

Adapting to image subsystem power and performance management

Patent application of the present invention is that international filing date is on December 9th, 2011, China national stage ShenPlease number be 201180075356.6, be entitled as the invention of " adapting to image subsystem power and performance management "The divisional application of patent application.

Background technology

For the graphics subsystem of computing platform carries out image processing may consume a large amount of power. Can in finite quantityFor example, being generally these graphics subsystems with the mobile computing platform of the lower operation of power (, the power of battery) adoptsThe power management techniques of static defining. The power management techniques of static defining can be that balanced power is saved and meterCalculate the trial of platform property.

Brief description of the drawings

Fig. 1 shows example calculations platform.

Fig. 2 shows the block diagram for the exemplary architecture of graphics subsystem QoS manager.

Fig. 3 shows example sequential.

Fig. 4 shows the sample table for current power management qos value.

Fig. 5 shows the sample table for current performance qos value.

Fig. 6 shows the sample table for target power management qos value.

Fig. 7 shows the sample table for target capabilities qos value.

Fig. 8 shows the flow chart for the exemplary operations of adaptive graphical subsystem power and performance management.

Fig. 9 shows example system.

Figure 10 shows example apparatus.

Detailed description of the invention

As conceived in the present invention, the power management techniques of static defining can be that balanced power is saved and meterCalculate the trial of platform property. In some instances, the power management techniques of these static defining may be to applicationState or operator scheme are insensitive. For example, and the power management techniques of static defining (, may lack adaptationComing self-application and/or user) service quality (QoS) constraint is with extending battery life and remain acceptableThe ability of performance.

If one or more graphics subsystem free time fixing a period of time, the merit of current static definingRate administrative skill can convert the one or more graphics subsystem to lower power state. Convert lower merit toRate state may not considered the current operation pattern of platform, application workload/requirement, user QoSIn the situations such as requirement, occur. Do not know from enliven lower power state under the situation once waken up,This fixing a period of time can cause low power state (for example, sleep state) to higher-power state (exampleAs, active state) frequent transitions. This frequent transitions may be preserved also due to the context being associatedReduce and cause hydraulic performance decline, and because transition period expense causes power loss. And, the merit of static definingRate administrative skill likely not enough flexibly with adapt to power radical, device-specific and performance management andUser/application QoS constraint.

In some instances, realized the technology for adaptive graphical subsystem power and performance management. RightIn these examples, can receive current power managing quality of service (QoS) value and current performance qos value.Current power management and performance qos value can be associated with the first operator scheme. Then can be at least partly based on working asFront power management and performance qos value are determined current quality metric. Also can receive target power management QoSValue and target capabilities qos value. Target power management and performance qos value can be associated with the second operator scheme.Also based target power management and performance qos value are determined aimed quality tolerance at least partly. Computing platformOne or more power managements of one or more graphics subsystems or attribute of performance can be at least partly based onRelatively adjusting of current quality metric and aimed quality tolerance. For example, the idle overtime window of capable of regulating. EmptyAfter not busy overtime window for example can be included in fill order, before converting low power state to, one or manyIndividual graphics subsystem remains on the time interval in active state.

Fig. 1 shows example calculations platform 100. As shown in fig. 1, computing platform 100 comprises operation systemSystem 110, application 130-1 are to 130-n, platform power management 140, memory 150, communication (comm)160, CPU (CPU) 170, security engine 180 and safety storing 190. And, as Fig. 1Shown in, computing platform 100 comprises display controller 120-1, camera 120-2,2 dimension/3 dimensions (2D/3D)Figure 120-3, Video coding 120-4 and video decode 120-5. In some instances, show and controlDevice 120-1, camera 120-2,2D/3D figure 120-3, Video coding 120-4 and video decode 120-5Or can separate or can be identified as together the graphics subsystem of computing platform 100. But the present invention is notBe limited to the graphics subsystem that comprises five graphics subsystems shown in Fig. 1.

According to some examples, also in Fig. 1, describe for interconnection and/or communicative couplings computing platform 100Some interfaces of each element. For example, QoS user interface 115 and interface 125 can allow user (not showGo out) and/or application 130-1 be coupled to operating system 110 to 130-n. And interface 135 can allow to put downEach element of platform power management 140 or operating system 110 is communicatively coupled to each element of computing platform 100,One or more such as in CPU170, memory 150 or above-mentioned graphics subsystem. Interface 154 for exampleCan allow the hardware of computing platform 100 and/or firmware components for example via system bus or other typeInternal communication channel is coupled in communication.

In some instances, as shown in fig. 1, operating system 110 can comprise device driver 112With graphics subsystem QoS manager 114. Device driver 112 and graphics subsystem QoS manager 114Can comprise mutual the patrolling of other element (for example,, via interface 135) being configured to computing platform 100Collect and/or feature. And as shown in Figure 1, graphics subsystem QoS manager 114 also can drive with equipmentIt is 140 mutual that dynamic program 112 or platform management are managed.

According to some examples, device driver 112 can comprise that one or more graphics subsystems drive journeyOrder, one or more graphics subsystem drivers and display controller 120-1, camera 120-2,2D/3DFigure 120-3, Video coding 120-4 or video decode 120-5 are mutual. To these examples, device drivesProgram 112 can to graphics subsystem QoS manager 114 provide with these graphics subsystems in one or manyThe individual current performance qos value being associated. Described in more detail as follows, current performance qos value can with target capabilitiesQos value compares, and then can be used to adjust one or more power for one or more graphics subsystemsManagement or attribute of performance.

In some instances, platform power management 140 can comprise the system power letter of assembling computing platform 100Logic and/or the feature of breath. For example, platform power management 140 can be assembled the system shape of computing platform 100Whether state information is to have in enliven or sleep power rating or battery (not shown) such as CPUSufficient electric power. Platform power management 140 for example can provide and this to graphics subsystem QoS manager 114The current power management value that the system status information that kind is assembled is associated. Described in more detail as follows, can by fromThe current quality metric (QM) that current power management qos value is determined is with definite from target power management qos valueTarget QM compare. Then can adjust based on the comparison one of one or more graphics subsystems orMultiple power managements or attribute of performance.

Although not shown in Fig. 1, in some instances, graphics subsystem QoS manager 114 can quiltBe included in the logic and/or feature of device driver 112. To these examples, device driver 112Interior graphics subsystem QoS manager 114 can be with platform power management 140 alternately to obtain current power pipeReason qos value. And graphics subsystem QoS manager 114 can cooperate with device driver 112, withObtain current performance qos value from one or more graphics subsystems of computing platform 100.

According to some examples, as shown in fig. 1, platform power management 140 can be implemented as be configured to orPerson manage power independently or cooperate with operating system 110 with the logic of the power of Management Calculation platform 100 and/ or feature. In other example, although not shown in Figure 1, platform power management 140 can be includedAs the software module in operating system 110 interior operations.

According to some examples, memory 150 can be implemented as and be utilized by each element of computing platform 100Volatile memory devices (for example,, as memory chip). These are realized, and memory 150 canInclude but not limited to: random access memory (RAM), dynamic random access memory (DRAM) or quietState RAM (SRAM).

In some instances, communication 160 can comprise make computing platform 100 can with to computing platform 100Logic and/or the feature of long-range element-external communication. These logics and/or feature can comprise via oneIndividual or multiple wired or wireless networks are communicated by letter on wired and/or radio communication channel. At the network across suchCommunication in, communication 160 can come according to the one or more applicable communication of any version or networking standardOperation.

According to some examples, CPU170 can be implemented as the CPU of computing platform 100. CPU170Can comprise any number that there are one or more processor cores or there is the processor core that contains any numberOne or more processing units of processor. CPU170 can comprise the processing unit of any type, allAs multiplied unit, Reduced Instruction Set Computer (RISC), the processor with streamline, complicated orderCollection computer (CISC), digital signal processor (DSP) etc.

In some instances, security engine 180 can allow or promote the safety operation in computing platform 100.In some instances, the access to safety storing 190 can be managed or control to security engine 180. Safety storing190 for example can comprise the enciphered message that can only be deciphered by logic and/or the feature of security engine 180.

As mentioned above, interface 154 can allow hardware and/or the firmware components communicative couplings of computing platform 100Together. According to some examples, communication channel interface 154 can be grasped according to one or more agreements or standardDo. These agreements or standard can be described in one or more professional standards (comprising offspring and modification), allAs with internal integrated circuit (I²C) specification, System Management Bus (SMBus) specification, AGP(AGP) specification, periphery component interconnection (PCIExpress) specification, USB (USB) fastThe professional standard that specification or Serial Advanced Technology Attachment (SATA) specification is associated. But the present invention not onlyThe agreement that is limited to above-mentioned standard and is associated.

In some instances, computing platform 100 can be at least a portion of mobile computing platform. Mobile meterThe example of calculation equipment can comprise personal computer (PC), laptop computer, super mobile computer, dull and stereotyped calculatingMachine, touch pad, portable computer, handheld computer, palmtop computer, personal digital assistant (PDA),(for example smart phone, intelligence are put down for cell phone, combination cellular telephone/PDA, television set, smart machinePlate computer or intelligent TV set), mobile internet device (MID), information receiving and transmitting equipment, data communication establishStandby etc.

Fig. 2 shows the block diagram of the exemplary architecture of graphics subsystem QoS manager 114. As above to figureDescribed in 1 computing platform 100, operating system 110 can comprise graphics subsystem QoS manager 114. ?In some examples, graphics subsystem QoS manager 114 comprises and is configured to or is arranged to provide self adaptationThe feature of graphics subsystem power and performance management and/or logic.

The example graph subsystem QoS manager 114 of Fig. 2 comprise QoS logic 210, control logic 220,Memory 230 and I/O (I/O) interface 240. As shown in Figure 2, QoS logic 210 can be by couplingSynthetic control logic 220, memory 230 and I/O interface 240. QoS logic 210 can comprise pattern feature211, receive feature 213, current feature 215, target signature 217 or adjustment feature 219 or its any closingReason combination in one or more.

In some instances, the element of painting in Fig. 2 is configured to support or allow as described in the present inventionGraphics subsystem QoS manager 114. Given graphics subsystem QoS manager 114 can comprise in Fig. 2In shown element some, all or than shown in the more element of element. For example, QoS logic 210 HesControl logic 220 can represent separately or jointly to realize feature various of graphics subsystem QoS manager 114The logical device of various kinds or executable content. Example logic device can comprise microprocessor, microcontroller, locateReason circuit, field programmable gate array (FPGA), special IC (ASIC), isolated thread or manyCore/or the core of multithreaded microprocessor or its combination in one or more.

In some instances, as shown in Figure 2, QoS logic 210 comprises pattern feature 211, receives spyLevy 213, current feature 215, target signature 217 or adjust feature 219. QoS logic 210 can be configuredBecome to use one or more with executable operations in these features. For example, pattern feature 211 can be determined, exampleAs whether there being pattern to change in response to the type of service of one or more graphics subsystems of computing platform 100Change and occur. Then receive feature 213 can receive the current and target merit being associated with different operation modesRate management and performance qos value. Current merit described in more detail as follows, current feature 215 can be based on receivingRate management and performance qos value are determined current quality metric (QM). Described in more detail as follows, target signature217 can target power management and performance qos value based on receiving determine target QM. Adjust feature 219Then can relatively coming for one or many of one or more graphics subsystems adjustment based on current QM and target QMIndividual power management or attribute of performance.

In some instances, control logic 220 can be configured to control graphics subsystem QoS manager 114Overall operation. As mentioned above, control logic 220 can represent in various logic device or executable contentAny. For example, control logic 220 can be configured to and executable content or instruction binding operation, withRealize the control to graphics subsystem QoS manager 114. Replace in example control logic 220 at someFeature and functional can be in the interior realization of QoS logic 210. According to some examples, memory 230 can be pacifiedLining up store executable content or instruction uses for control logic 220 and/or QoS logic 210. Can holdIn row, perhaps instruction can be used to realize or activate feature or the element of graphics subsystem QoS manager 114.Described in more detail as follows, memory 230 also can be arranged at least interim maintenance and definite current and target QMAnd relatively adjust one or more merits for one or more graphics subsystems based on current QM and target QMThe information that rate management or attribute of performance are associated.

Memory 230 can comprise various storage mediums, include but not limited to volatile memory,Nonvolatile memory, flash memory, programmable variable or state, RAM, ROM or other static state or movingOne or more in state storage medium.

In some instances, I/O interface 240 can be via in graphics subsystem QoS manager 114 and Fig. 1Local communication medium or link between each element of the computing platform 100 of painting provide interface. I/O connectsMouthfuls 240 can comprise according to various communication protocol and operating so that for example, at local communication medium or link (, I²C、SMBus, AGP, PCIExpress, USB, SATA etc.) upper interface of communicating by letter.

Fig. 3 shows example sequential 300. In some instances, the figure as shown in Figure 1 or described in Fig. 2Subsystem QoS manager 114 can comprise the overtime window 312,322,332 causing during sequential 300With 342 logic of adjusting and/or features. To these examples, mode 3 10,320,330 and 340Can represent that the operator scheme of graphics subsystem of computing platform 100 and/or computing platform 100 is in sequential 300Change during this time. The change of these operator schemes can be in response to the use class of one or more graphics subsystemsThe change of type, application request (carrying out self-application 130-1), user's request, the expired or calculating in the time intervalThe initialization of platform 100. Be appreciated that each embodiment is not limited to changing about what meeting trigger action patternThese five examples that become, to given realization, the change that the triggering factors of any number can trigger mode.

According to some examples, as shown in Figure 3, mode 3 10 can be in response to initialization. To these examples,Computing platform 100 can be by power down, and power-down state can represent the first operator scheme of computing platform 100. To thisA little examples, thus mode 3 10 can represent the second operator scheme. And mode 3 20,330 and 340 canRepresent subsequent operation pattern.

In some instances, graphics subsystem QoS manager 114 can comprise reception or obtain and the first operationLogic and/or the feature of the management of current power that pattern is associated and performance qos value, the first operator scheme asThe above is the power-down state of computing platform 100. To these examples, the current merit being associated with first modeRate management and performance qos value are based on acquiescence power management and performance qos value. And, to the second pattern,Graphics subsystem QoS manager 114 can comprise that receive or obtain can be based on of computing platform 100 or manyThe target power management of the type of service of individual graphics subsystem and logic and/or the feature of performance qos value. ThisA little types of service can include but not limited to: to web-browsing, video playback, interactive entertainment or picture catchingSupport.

According to some examples, graphics subsystem QoS manager 114 can comprise in response to mode 3 20 based on instituteCurrent and the target qos value obtaining is determined current and logic and/or feature target QM. Graphics subsystem QoSManager 114 then can be based on current and target QM relatively carry out one or more for computing platform 100Graphics subsystem is adjusted one or more power managements and attribute of performance. The one or more power management and propertyCan attribute can be included in command execution (for example,, to support type of service) afterwards, converting low-power shape toBefore state, one or more graphics subsystems remain on the idle timeout interval in active state.

What be associated with current/acquiescence power management and performance qos value in some instances, is one or morePower management and attribute of performance can be indicated overtime window of the free time of 50 milliseconds (ms). The use of mode 3 20Type can be for example web-browsing. The overtime window of free time of 50ms can be connecing of this type of serviceThe power management being subject to and attribute of performance, because can be through the relatively long time between active and idle conditionSection. Graphics subsystem QoS manager 114 can be as shown in the overtime window 312 in Fig. 3, keeps idle superTime window 50ms.

According to some examples, at mode 3 20, type of service can be changed into such as the figure of interactive entertainment closeCollection uses. Graphics subsystem QoS manager 114 can obtain one group of new management of current and target power and propertyCan qos value. The overtime window of free time that the target power management of newly obtaining and performance qos value can be indicated 100msMouthful. The longer free time overtime can be because the graphics intensive of interactive entertainment is used, this use can make to calculateThe graphics subsystem fill order paroxysm of platform, and free time between paroxysm is relatively short. These are shownExample, graphics subsystem QoS manager 114 can be adjusted idle overtime as shown in the overtime window 322 in Fig. 3Window. The longer free time, overtime window 322 can make graphics subsystem remain on and enliven shape between order paroxysmIn state, can between paroxysm, not power on and power down.

In some instances, at mode 3 30, type of service can become web-browsing again. Graphics subsystem QoSManager 114 can obtain another and organize the new management of current and target power and performance qos value. As mentioned above,The overtime window of free time of 50ms can be acceptable power and the attribute of performance of this type of service. FigureSubsystem QoS manager 114 can be as shown in the overtime window 332 in Fig. 3, by overtime free time window adjustingReturn 50ms.

According to some examples, at mode 3 40, type of service can become another type of service again, such as figurePicture catches. Graphics subsystem QoS manager 114 can obtain another group of new current and target power management andPerformance qos value. The overtime window of free time that the target power management of newly obtaining and performance qos value can be indicated 25msMouthful. The shorter free time overtime may be owing to using the less graphics intensive being associated to use with picture catching.Picture catching is used the exectorial short paroxysm of graphics subsystem that can make computing platform, succeeded by what orderThe relatively long time period between paroxysm next time. Therefore, for example, approximately 25ms's is relatively shortFree time can be acceptable power management and the attribute of performance of this type of service.

In some instances, overtime window 312,322,332 and 342 also can be due to power management constraint orThe history of the graphics subsystem activity of the computing platform 100 based on collecting or compile is shortened or elongates. ExampleAs, the low battery of computing platform 100 during the time period of extended continuously active can cause shorter skyOvertime window between idle, to save power. And, use history can indicate in computing platform 100 initialWhen change, relatively overtime window of the free time of long duration (for example, mode 3 10) is guaranteed. JustThe overtime window of free time of growing when beginningization can or be applied in history initial in computing platform 100 due to userChange or power up during require the use more or larger to graphics subsystem.

Fig. 4 shows the sample table 400 for current power management qos value. In some instances, figureSubsystem QoS manager 114 can comprise for (for example,, from device driver 112) and receives current meritLogic and/or the feature of rate management qos value. Graphics subsystem QoS manager 114 then can based on connectThe current power management qos value of receiving is filled or structure table 400 (for example,, via current feature 215).

As shown in Figure 4, table 400 comprises the independent and average power contrast property of each power management propertiesCan grade, each power management properties comprises the general power of display, figure and video and system powerManagement attribute. Current power management qos value " 3 " can be power management than the performance high instruction of grading.The current power management qos value that value is " 2 " can be indicated and be equated grading. The current power management that value is " 1 "Qos value can be indicated compared with performance, and power management grading is lower.

In some instances, current power management qos value can be the graphics subsystem of computing platform 100The result of each setting or operating parameter. Each setting example as can with the type of service phase of these graphics subsystemsAssociated. Type of service can include but not limited to: acquiescence use (for example, initialize time set up, mayArranged by equipment manufacturers), web-browsing use, video playback use, interactive entertainment use or imageCatch and use. Each setting also can be associated with system power ability, and system power ability is such as can be used forMeet the battery electric quantity of power management demand or target.

According to some examples, as shown in Figure 4, display power management properties can comprise resolution ratio, brightness,Refresh rate and the degree of depth. Display power management properties for example can with the figure subsystem of display controller 120-1The power management properties of system is associated. Resolution ratio, brightness, refresh rate and the degree of depth for example also can with by displayThe attribute of the display that controller 120-1 controls is associated. Resolution ratio for example can comprise pixel resolution. BrightDegree can comprise display brightness. Refresh rate can comprise display refresh rate, and the degree of depth can comprise pixel depth orPixel memories size (for example, 24,32 etc.).

In some instances, as shown in Figure 4, figure and video power management properties can comprise texture, wash with watercoloursDye target, coverage diagram type, frequency, multiple-copy rate, texture mapping and compression ratio. Figure and video meritRate management attribute can with camera 120-2,2D/3D figure 120-3, Video coding 120-4 or video decodeThe power management properties of the graphics subsystem of 120-5 is associated. For example, texture can comprise the texture after compressionForm. Playing up target can comprise and softly play up or entirely play up. Coverage diagram type can comprise or based on coverage diagram orThe video of person based on texture. Frequency can comprise one or more graphics subsystems (for example, 2D/3D figure120-3) exectorial frequency. Multiple-copy rate can comprise copying from source buffering area to destination buffering areaSpeed (for example, transmit piece position). Texture mapping can comprise the instruction that 3D rendering is played up, and compression ratioCan comprise that image can for example, by one or more graphics subsystems (, Video coding 120-4 and/or video solutionCode 120-5) coding or decoding compression ratio.

In some instances, as shown in Figure 4, system power attribute can comprise system mode and battery electric power.System power attribute can with all or part of power management of graphics subsystem that can affect computing platform 100Attribute is associated. System mode can comprise that the current power state of computing platform 100 is (for example, active, emptySpare time, sleep etc.). Battery electric power can comprise the system battery electric power can be used for graphics subsystem power supply.

In some instances, the current power shown in the table 400 of Fig. 4 management qos value can with computing platform100 current operation pattern is associated. Graphics subsystem QoS manager 114 can comprise for display,Figure and video and system power determine that based on average current power management qos value current power management is flatAll (PM_{On average}) logic and/or feature. For example, the current PM obtaining from the value shown in table 400_{On average}Can be (2.5,2,1.5). Current PM_{On average}(2.5,2,1.5) can indication display attribute relative high ratings (2.5),The medium grading (2) of figure and video and the relative low grading (1.5) of system property.

Fig. 5 shows the sample table 500 for current performance qos value. In some instances, figure subsystemSystem QoS manager 114 can comprise for (for example,, from platform power management 140) reception current performance pipeLogic and/or the feature of reason qos value. Graphics subsystem QoS manager 114 then can be based on receivedCurrent performance management qos value fill or build table 500 (for example,, via current feature 215).

As shown in Figure 5, table 500 comprises that the independent and average performance comparison power of each attribute of performance commentsLevel, each attribute of performance comprises that display, figure and video, application, user experience and systematic functionGeneral performance attribute. Current performance management qos value " 3 " can be the Performance Ratio power management high finger of gradingShow. Current performance management qos value " 2 " can be indicated and be equated grading. Current performance management qos value " 1 " canInstruction is compared with power management, and performance management grading is lower.

In some instances, be similar to current power management qos value, current performance management qos value can beEach setting of the graphics subsystem of computing platform 100 or the result of operating parameter. Each setting example is as can be withThe type of service of these graphics subsystems is associated. Each arranges also can be relevant to systematic function ability or constraintConnection, such as one or more subsystems in the available processes ability of CPU170 or graphics subsystem can useReason ability.

According to some examples, as shown in Figure 5, display performance attribute can comprise resolution ratio, brightness, brushNew rate and the degree of depth. Display performance attribute for example can with the merit of the graphics subsystem of display controller 120-1Rate management attribute is associated. Resolution ratio, brightness, refresh rate and the degree of depth for example also can with by display controllerThe attribute of the display that 120-1 controls is associated. Resolution ratio for example can comprise pixel resolution. Brightness can be wrappedDraw together display brightness. Refresh rate can comprise display refresh rate, deposits and the degree of depth can comprise pixel depth or pixelReservoir size.

In some instances, as shown in Figure 5, figure and video performance attribute can comprise texture, play up orderMark, coverage diagram type, frequency, multiple-copy rate, texture mapping and compression ratio. Figure and video performance belong toProperty can with the figure of camera 120-2,2D/3D figure 120-3, Video coding 120-4 or video decode 120-5The attribute of performance of shape subsystem is associated. For example, texture can comprise the texture format after compression. Play up targetCan comprise and softly play up or entirely play up. Coverage diagram type can comprise or based on coverage diagram or looking based on textureFrequently. Frequency can comprise the exectorial frequency of one or more graphics subsystems. Multiple-copy rate can comprise from sourceBuffering area for example, to the multiple-copy rate (, transmit piece position) of destination buffering area. Texture mapping can comprise 3DThe instruction of image rendering, and compression ratio can comprise one or more graphics subsystems pair of computing platform 100The compression ratio that video is encoded or decoded.

In some instances, as shown in Figure 5, application performance attribute can comprise maximum latency. MaximumStand-by period for example can comprise that application can be held in the time using one or more graphics subsystem of computing platform 100The maximum time interval of bearing. For example, the application being associated with video playback can be and uses video decode 120-5Decoded video arranges maximum latency. Maximum latency for example can guarantee that frame of video is to guarantee corresponding soundFrequently the speed of frame match video frame is decoded. The time interval of relatively short time period can cause the height of performanceGrading, and the relatively long time period can cause low grading.

According to some examples, as shown in Figure 5, user experiences attribute can comprise peak response. Peak responseFor example can comprise the tolerable maximum of user in the time using one or more graphics subsystem of computing platform 100The time interval. For example, the user who plays interactive entertainment can scheme for played up 2D/3D by 2D/3D figure 120-3Shape arranges peak response, to improve, the user of interactive entertainment is experienced. The relatively short time period timeBetween interval can cause the high ratings of performance comparison power management, and the relatively long time period can cause performance pairThe low grading of specific power management.

In some instances, as shown in Figure 5, systematic function attribute can comprise system mode. Systematic functionAttribute can be associated with all or part of attribute of performance of the graphics subsystem that can affect computing platform 100.System mode for example can comprise current power state (for example, active, idle, the sleep of computing platform 100Deng).

In some instances, the current performance qos value shown in the table 500 of Fig. 5 can with computing platform 100Current operation pattern be associated. Graphics subsystem QoS manager 114 can comprise for for display,Figure and video, application, user experience and systematic function is determined and worked as based on average current performance qos valueAverage (the PF of front performance_{On average}) logic and/or feature. What for example, obtain from the value shown in table 500 works asFront PF_{On average}Can be (2,3,2,3,3). Current PF_{On average}(2,3,2,3,3) can be to figure and video, Yong HutiTest and systematic function attribute instruction high ratings, display and apply property are indicated to medium grading.

According to some examples, graphics subsystem QoS manager 114 can comprise determine current QM logic and/Or feature. Current QM can be current PM_{On average}(2.5,2,1.5) and current PF_{On average}The combination of (2,3,2,3,3).Combine current PM_{On average}(2.5,2,1.5) and current PF_{On average}An example of (2,3,2,3,3) can comprise getting and compriseAt current PM_{On average}Value 2.5,2 and 1.5 in (2.5,2,1.5), is averaging to obtain totally current to these valuesPM_{On average}(2). And, be included in current PF_{On average}In mean value 2,3,2,3 and 3 can be averaged withObtain overall current PF_{On average}(2.6). Overall current PM_{On average}And overall current PF (2)_{On average}(2.6) then can quiltCombination is to obtain current QM (2,2.6). As described below, current QM (2,2.6) and target QM can be compared, then, graphics subsystem QoS manager 114 can be based on the comparison to one or more power managements or performanceAttribute is adjusted.

Fig. 6 shows the sample table 600 for target power management qos value. In some instances, figureSubsystem QoS manager 114 can comprise for (for example, from device driver 112, application 130-1To 130-n or user) logic and/or the feature of receiving target power management qos value. Graphics subsystem QoSTable 600 (example be filled or be built to manager 114 then can by the target power management qos value based on receivedAs, via target signature 217). According to some examples, as shown in Figure 6, table 600 is similar to Fig. 4Middle painted table 400. Therefore, table 600 comprises the power management properties similar to table 400. But, eachThe grading of individual power management properties is that target is graded but not current grading.

In some instances, target power management qos value can be the graphics subsystem of computing platform 100The result of each target setting or operating parameter. Each target setting example as can with the meter of these graphics subsystemsDrawing type of service is associated. Plan type of service can include but not limited to: web-browsing uses, video playbackUse, interactive entertainment use or picture catching is used. Each setting also can be associated with system power ability,The all power management demands that can be used in this way the expection operand power state that meets platform 100 of system power abilityOr the battery electric quantity of target.

According to some examples, target power shown in the table 600 of Fig. 6 management qos value can with computing platform100 object run pattern is associated. Graphics subsystem QoS manager 114 can comprise for for demonstrationDevice, figure and video and system power are determined target P M based on average criterion power management qos value_{On average}Logic and/or feature. For example, the target P M obtaining from the value shown in table 6_{On average}Can be (1,1,1).Target P M_{On average}(1,1,1) can indicate the low grading in target complete power management properties.

Fig. 7 shows the sample table 700 for target capabilities qos value. In some instances, figure subsystemSystem QoS manager 114 can comprise for (for example,, from device driver 112, application 130-1 to 130-nOr user) logic and/or the feature of receiving target performance management qos value. Graphics subsystem QoS managerThen 114 can fill or build table 700 (for example, warp by the target capabilities management qos value based on receivedBy target signature 217).

According to some examples, as shown in Figure 7, table 700 is similar to the table 500 of painting in Fig. 5. Therefore,Table 700 comprises the attribute of performance identical with table 500. But the grading of each attribute of performance is target gradingBut not current grading.

In some instances, target capabilities qos value can be each of graphics subsystem of computing platform 100The result of target setting or operating parameter. Each target setting example is as made with the plan of these graphics subsystemsBe associated by type. Plan type of service can include but not limited to: web-browsing uses, video playback uses,Interactive entertainment uses or picture catching is used. Each arrange also can with application demand (for example, maximum waitTime), user's demand for experience (peak response) or be such as available processes ability or schedules operations state etc.System performance capability is associated.

According to some examples, the target capabilities qos value shown in the table 700 of Fig. 7 can with computing platform 100Object run pattern be associated. Graphics subsystem QoS manager 114 can comprise for for display,Figure and video, application, user experience and systematic function is determined order based on average criterion performance qos valueMark PF_{On average}Logic and/or feature. For example, the target P F obtaining from the value shown in table 700_{On average}Can(3,3,3,3,3). Target P F_{On average}(3,3,3,3,3) can indicate the high ratings on target complete attribute of performance.

In some instances, graphics subsystem QoS manager 114 can comprise for determining patrolling of target QMCollect and/or feature. Target QM can be current PM_{On average}(1,1,1) and target P F_{On average}The group of (3,3,3,3,3)Close. Composite object PM_{On average}(1,1,1) and target P F_{On average}An example of (3,3,3,3,3) can comprise gets bagDraw together at target P M_{On average}Value 1,1 and 1 in (1,1,1), is averaging to obtain overall goal PM to these values_{On average}(1). And, be included in target P F_{On average}In mean value 3,3,3,3 and 3 can be averaged to obtainOverall goal PF_{On average}(3). Overall goal PM_{On average}And overall goal PF (1)_{On average}(3) then can be combined to obtainTo target QM (1,3).

According to some examples, graphics subsystem QoS manager 114 can comprise for by target QM (1,3) withCurrent QM (2,2.6) compares and based on the comparison one or more power managements or attribute of performance is adjustedLogic and/or the feature of whole (for example,, via adjusting feature 219). For example, graphics subsystem QoS managementDevice 114 can be attempted one or more power managements or the attribute of performance shown in adjustment form 400 and 500, makesThe mean value that obtains the average grading of power management and attribute of performance will change current QM (2,2.6) to mate targetQM (1,3). As a result, current QM (2,2.6) becomes the current QM (1,3) after adjustment. Current after adjustmentQM (1,3) indicates now computing platform that power management is placed in to low overall grading and performance is placed in to height and totally commentsLevel. And the current power management after adjustment and performance qos value are by this change in reflection grading.

Fig. 8 shows the flow chart for the exemplary operations of adaptive graphical subsystem power and performance management.In some instances, each element of computing platform 100 can be used for institute in explanation and Fig. 8 as shown in Figure 1The relevant exemplary operations of flow chart of painting. Graphics subsystem QoS manager 114 as shown in Figures 1 and 2Also can be used to illustrated example operation. But described method is not limited to realization or figure in computing platform 100Subsystem QoS manager 114. And logic and/or the feature of graphics subsystem QoS manager 114 canBuild or fill as shown in Fig. 4-7 comprise each power management and/table of performance qos value. But, showExample operation also can realize indicating current and target qos value with the table of other type.

Does (pattern change from starting to move to decision box 810?), graphics subsystem QS manager 114 canComprise be configured to deterministic model change whether occur (for example,, via pattern feature 211) logic and/Or feature. In some instances, pattern change can be in response at least part of use class of computing platform 100Change in type, application request, user ask, the initialization of the expired or computing platform 100 in the time interval.Occur if pattern changes, process moves to frame 820. Otherwise process moves to frame 890.

Move to frame 820 (receiving current power management and performance qos value), figure from decision box 810System QoS manager 114 can comprise and (for example, is configured to receive current power management and performance qos valueVia receive feature 213) logic and/or feature. In some instances, current power management and performanceQos value can for example, be associated with the current type of service of computing platform 100 (, web-browsing). To theseExample, graphics subsystem QoS manager 114 also comprises current power management and the performance QoS based on receivedLogic and/or the feature of value structure or ST Stuffing Table (for example,, via current feature 215). Table class on formBe similar to shown in Figure 4 and 5 and in above-described table 400 and 500.

Advance to frame 830 (determining current QM) from frame 820, graphics subsystem QoS manager 114 can wrapDraw together the logic and/or the feature that are configured to determine current QM (for example,, via current feature 215). OneIn a little examples, can determine current QM based on current power management and performance qos value. As above to Fig. 4Described in 5, in some instances, current QM can be the combination of mean power management and performance qos value.

Move to frame 840 (receiving target power management and performance qos value), figure from decision box 830System QoS manager 114 can comprise and (for example, is configured to receiving target power management and performance qos valueVia receive feature 213) logic and/or feature. In some instances, target power management and performanceQos value can for example, be associated from the different or new type of service of computing platform 100 (, interactive entertainment).To these examples, graphics subsystem QoS manager 114 also comprises for the target power pipe based on receivedLogic and/or the feature of reason and performance qos value structure or ST Stuffing Table (for example,, via target signature 215).Table is similar to shown in Fig. 6 and 7 and in table 600 mentioned above and 700 on form.

Advance to frame 850 (determining target QM) from frame 840, graphics subsystem QoS manager 114 can wrapDraw together the logic and/or the feature that are configured to determine target QM (for example,, via target signature 215). OneIn a little examples, can based target power management and performance qos value determine target QM. As above to Fig. 6Described in 7, in some instances, target QM can be the combination of mean power management and performance qos value.

Advance to frame 860 (current QM and target QM are made comparisons), graphics subsystem QoS from frame 850Manager 114 can comprise and be configured to current QM and target QM to make comparisons (for example,, via adjusting feature219) logic and/or feature.

Does advancing to decision box 870 from frame 860 (adjust?), graphics subsystem QoS manager 114 can wrapDraw together the one or more performance managements that are configured to one or more graphics subsystems of determining computing platform 100Or whether attribute of performance needs to be adjusted logic and/or the feature of (for example,, via adjusting feature 219). ?In some examples, whether adjustment can mate based on current QM and target QM. If current QM and target QMNot approximate match at least, this process moves to frame 880. Otherwise process moves to decision box 890.

Move to frame 880 (Modulating Power management or attribute of performance), graphics subsystem QoS from decision box 870Manager 114 can comprise and be configured to do not mate and adjust one or more merits based on current QM and target QMLogic and/or the feature of rate management or attribute of performance (for example,, via adjusting feature 219). In some examplesIn, can change current power management or attribute of performance, make the average grading of power management and attribute of performanceOn average will make current QM change at least approximate match target QM.

In some other examples, the one or more free time in the graphics subsystem of computing platform 100 is superTime window can be controlled another power management or attribute of performance. To these examples, computing platform 100Can have restriction or constraint, these restrictions or constraint make to be difficult to adjust described in above his-and-hers watches 400 and 500Power management or attribute of performance are so that obtain at least approximate match target QM of current QM. Can be by overtime free time windowBe adjusted to the shorter time period, to improve power management qos value and to reduce performance qos value. Or, can be byIdle overtime window extends to reduce power management qos value and improves performance power management qos value.

Move to decision box 890 (power down from frame 880?), graphics subsystem QoS manager 114 can wrapDraw together and be configured to whether logic and/or the spy of power down (for example,, via current feature 215) of computing platform 100Levy. If computing platform 100 power down, process finishes. Otherwise process is moved back into decision box 810.

Fig. 9 shows example system 900. In some implementations, system 900 can be media system, butSystem 900 is not limited to this context. For example, system 900 can be integrated into personal computer (PC), kneeMo(u)ld top half computer, super mobile computer, panel computer, touch pad, portable computer, hand-held calculateThe combination of machine, palm PC, personal digital assistant (PDA), cell phone, cell phone/PDA,Television set, smart machine (for example, smart phone, Intelligent flat computer or intelligent TV set), mobile because ofSpecial net equipment (MID), information receiving equipment, data communications equipment etc.

According to some examples, system 900 comprises the platform 902 that is coupled to display 920. Platform 902 canSimilar with the content device from such as content services devices 930 or content delivery device 940 or otherContent source receives content. Can with comprise the navigation controller 950 of one or more navigation characteristic with for examplePlatform 902 and/or display 920 are mutual. Each in these assemblies will be described in more detail below.

In some instances, platform 902 can comprise chipset 905, processor 910, memory 912,Any combination of storage 914, graphics subsystem 915, application 916 and/or radio device 918. CoreSheet group 905 can be in processor 910, memory 912, storage 914, graphics subsystem 915, application 916And/or between radio device 918, provide mutually intercommunication. For example, chipset 905 can comprise can with depositStorage 914 storage adapters that intercom mutually (not describing).

Processor 910 can be implemented as Complex Instruction Set Computer (CISC) or reduced instruction set computer calculatesProcessor, multinuclear or any other microprocessor of machine (RISC) processor, x86 instruction set compatibility or inCentral Processing Unit (CPU). In some instances, processor 910 can comprise dual core processor, double-coreMobile processor etc.

Memory 912 can be implemented as volatile memory devices, such as, but not limited to RAM, DRAM orSRAM。

Storage 914 can be implemented as non-volatile memory device, such as, but be not limited only to, disc driver,CD drive, tape drive, internal storage device, attached storage device, flash memory, battery poweredThe memory device of SDRAM (synchronous dram) and/or network-accessible. In some instances, storage914 can comprise for improving and strengthen protection for the memory property of valuable Digital Media and (for example ought comprise manyWhen individual hard disk driver) technology.

Graphics subsystem 915 can be carried out and process the image such as rest image or video, for aobviousShow. Be similar to above to the graphics subsystem described in Fig. 1, graphics subsystem 915 for example can comprise with mappingThe processor of shape processing unit (GPU) or VPU (VPU). Analog or digital interface can be byBe used for graphics subsystem 915 and the display 920 of can being coupled communicatedly. For example, interface can be the many matchmakers of high definitionAny in body interface (HDMI), display port, radio HDMI and/or wireless HD adaptive techniqueA kind of. To some examples, graphics subsystem 915 can be integrated in processor 910 or chipset 905.Graphics subsystem 915 can be also that can be coupled to communicatedly the stand-alone card of chipset 905 (for example, discreteGraphics subsystem).

Figure described herein and/or video processing technique can realize with various hardware structures. For example,Figure and/or video capability can be integrated in chipset. Alternatively, can use independent figure and/orVideo processor. As another example, figure and/or video capability can (comprise by general processorPolycaryon processor) realize. In another example, function can realize in consumption electronic product.

Radio device 918 can comprise can use various suitable wireless communication technology transmission and receptionOne or more radio devices of signal. Such technology can relate to across one or more wireless networksCommunication. Example wireless network include, but is not limited to WLAN (WLAN), Wireless Personal Network (WPAN),Wireless MAN (WMAN), cellular network and satellite network. In the communication of the network across such, nothingLine electric installation 918 can operate according to the one or more applicable standard of any version.

In some examples, display 920 can comprise any television set type monitor or display. ExampleAs, display 920 can comprise computer display, touch-screen display, video-frequency monitor, similar TVThe device of machine and/or television set. Display 920 can be numeral and/or simulation. To some examples, aobviousShow that device 920 can be holographic display device. Equally, display 920 can also receive visual projectionTransparent surface. Such projection can be passed on various forms of information, image and/or object. For example, like thisProjection can be to cover for the vision of mobile reality (MAR) application strengthening. One or more softUnder the control of part application 916, platform 902 can show user interface 922 on display 920.

According to some examples, content services devices 930 can be by any country, the world and/or independentService trustship, and can for example be visited by internet by platform 902 thus. Content services devices 930Can be coupled to platform 902 and/or display 920. Platform 902 and/or content services devices 930 canBe coupled to network 960 and communicate (for example, send and/or receive) media information to travel to and fro between network 960.Content delivery device 940 can also be coupled to platform 902 and/or display 920.

In some instances, content services devices 930 can comprise cable television box, personal computer, netNetwork, phone, the equipment of enabling internet maybe can be sent the electrical equipment of digital information and/or content, and canBy network 960 or directly between content supplier and platform 902 and/or display 920 one direction ground orBidirectionally any other similar equipment of transferring content. Be appreciated that and can travel to and fro between by network 960Any one in assembly in system 900 and content supplier's uniaxially and/or bidirectionally transferring content. InThe example of holding can comprise any media information, comprises, for example, video, music, medical science and game informationEtc..

Content services devices 930 receives content, such as cable television program, comprises media information, numeral letterBreath and/or other guide. The example of content supplier can comprise any wired or satellite television or radio orICP. The example providing is not intended to limit the scope of the invention.

In some instances, platform 902 can be from having the navigation controller of one or more navigation characteristic950 reception control signals. The navigation characteristic of controller 950 can be used to for example enter with user interface 922Row is mutual. According to some examples, navigation controller 950 can be indicating equipment, and this indicating equipment can beAllow for example, computer hardware component to the input space in computer (, continuous and multidimensional) data of user(human interface device particularly). Such as graphic user interface (GUI), television set and monitor itMany systems of class can allow user to use the control of physics gesture and provide data to computer or television set.

Can pass through pointer, cursor, focus ring, or be presented at other visual detectors on display,The movement of the navigation characteristic of the upper echo controller 950 of display (for example, display 920). For example, existUnder the control of software application 916, the navigation characteristic being positioned on navigation controller 950 can be for example mapped toThe virtual navigation feature showing in user interface 922. In certain embodiments, controller 950 can not beIndependent assembly, but be integrated in platform 902 and/or display 920. But the disclosure is not limited to thisA little elements or be the situation shown in controller 950.

According to some examples, driver (not shown) can comprise and in the time enabling, allows user initially drawingAfter leading, touch button opens and closes immediately as the technology of the platform 902 of television set. Programmed logic can be permittedPermitted platform 902 in the time that platform is " closed " to media filter or other guide service equipment 930 or contentDelivery device 940 streaming contents. In addition, chipset 905 can also comprise, for example, for 5.1 aroundHardware and/or the software support of sound audio and/or fine definition 7.1 surround sound audio frequency. Driver can wrapDraw together the graphics driver of integrated graphic platform. To some examples, graphics driver can comprise peripheryAssembly interconnect (PCI) Express graphics card.

In each example, any one or more in the assembly shown in system 900 can be integrated. For example, platform 902 and content services devices 930 can be integrated, or platform 902 and contentDelivery device 940 can be integrated, or, for example, platform 902, content services devices 930 andContent delivery device 940 can be integrated. In each example, platform 902 and display 920 canIt is integrated unit. For example, display 920 and content services devices 930 can be integrated, or showDevice 920 and content delivery device 940 can be integrated. These examples are not intended to limit the present invention.

In each example, system 900 can be implemented as wireless system, wired system or both combinations.In the time being implemented as wireless system, system 900 can comprise the assembly that is suitable for by wireless sharing medium communication andInterface, such as one or more antennas, emitter, receiver, transceiver, amplifier, wave filter, controlLogic processed etc. The example of wireless sharing medium can comprise certain of wireless frequency spectrum such as RF spectrumA little parts etc. In the time being implemented as wired system, system 900 can comprise and being applicable to by wire communicationThe assembly that medium communicates and interface, such as I/O (I/O) adapter, by I/O adapter withPhysical connector that corresponding wire communication medium connects, NIC (NIC), optical disc controller,Video Controller, Audio Controller etc. The example of wire communication medium can comprise electric wire, cable, goldBelong to wire, printed circuit board (PCB) (PCB), backboard, exchange optical fiber, semi-conducting material, twisted-pair feeder, coaxialCable, optical fiber etc.

Platform 902 can be set up one or more logic OR physical channels with transmission of information. Information can compriseMedia information and control information. Media information can refer to represent any data to the significant content of user.The example of content can comprise from voice dialogue, video conference, streamed video, Email (" email ")The data of message, voice mail message, alphanumeric symbol, figure, image, video, text etc. ComeFrom the data of voice dialogue can be for example voice messaging, silence period section, ambient noise, comfort noise,Tone etc. Control information can refer to and represent the significant order of automated system, instruction or control wordAny data. For example, control information is used in route media information in system, or instructs node is with in advanceDetermine mode and process media information. But above-mentioned example is not limited to shown in Fig. 9 or element or the context described.

Figure 10 shows example apparatus 100. As mentioned above, system 900 can show as different physics samplesFormula or form factor. Figure 10 illustrates the example of the little form factor equipment 1000 that wherein can embody system 900.In some instances, equipment 1000 can be implemented as a part for the mobile computing device with wireless capability.Mobile computing device can refer to and there is treatment system and portable power source (such as, for example, one or more electricityPond) any equipment.

As mentioned above, the example of mobile computing device can comprise personal computer (PC), laptop computer, superMobile computer, tablet PC, touch pad, portable computer, handheld computer, palm calculateMachine, personal digital assistant (PDA), cell phone, combination cellular telephone/PDA, television set, intelligence are establishedStandby (for example smart phone, Intelligent flat computer or intelligent TV set), mobile internet device (MID),Send out messaging device, data communications equipment etc.

The example of mobile computing device can also comprise the computer that is configured to be worn by people, calculates such as wristMachine, finger computer, ring computer, glasses computer, belt computer, arm band computer, footwear meterCalculation machine, clothes computer and other wearable computers. According to some examples, mobile computing device can quiltBeing embodied as can object computer application and the smart phone of voice communication and/or data communication. Although canBe that the mobile computing device of smart phone is described some examples in order to being used as example implementation, still, Ke YiliSeparate, other examples also can realize with other wireless mobile computing equipments. Each example is not limited to that this is upper and lowerLiterary composition.

As shown in Figure 10, equipment 1000 can comprise shell 1002, display 1004, I/O (I/O)Equipment 1006 and antenna 1008. Equipment 1000 also can comprise navigation characteristic 1012. Display 1004 canComprise be suitable for mobile computing device for showing any suitable display unit of information. I/O equipment 1006Can comprise for any suitable I/O equipment to mobile computing device input message. I/O equipment 1006Example can comprise alphanumeric keyboard, numeric keypad, touch pad, enter key, button, switch, pastMultiplex switch, microphone, loudspeaker, speech recognition apparatus and software etc. Information can also be passed through microphoneBe input in equipment 1000. To some examples, speech recognition apparatus can make such information digitalization. ButTo the invention is not restricted to this context.

Each example can realize with hardware element, software element or both combinations. Showing of hardware elementExample can comprise processor, microprocessor, circuit, component (for example, transistor, resistor, electric capacityDevice, inductor etc.), integrated circuit, special IC (ASIC), PLD (PLD),Digital signal processor (DSP), field programmable gate array (FPGA), gate, register,Semiconductor devices, chip, microchip, chipset etc. The example of software can comprise component software, program,Application, computer program, application program, system program, machine program, operating system software, middleware,Firmware, software module, routine, subroutine, function, method, process, software interface, application program connectMouthful (API), instruction set, Accounting Legend Code, computer code, code segment, computer code segments, word,Value, symbol or its any combination. Judging whether an example realizes with hardware element or software element canWith according to the factor of any amount and difference, all computation rates as desired of these factors, power rank,Thermal capacitance limit, treatment cycle budget, input data rate, output data rate, memory resource, data are totalLinear velocity and other designs or performance constraints.

One or more aspects of at least one example can be by being stored in the representative on machine readable mediaThe instruction of property realizes, and instruction represents the various logic in processor, and instruction makes machine in the time being read by machineThe logic of Manufacture Execution technology described herein. The such expression that is called as " IP kernel " can be stored inIn tangible machine readable media, and offer various clients or production facility, patrol to be loaded into actual manufactureVolume or the manufacturing machine of processor in.

Each example can realize with hardware elements, software elements or both combinations. In some instances,Hardware elements can comprise equipment, assembly, processor, microprocessor, circuit, component (for example crystalPipe, resistor, capacitor, inductor etc.), integrated circuit, special IC (ASIC), able to programmeLogical device (PLD), digital signal processor (DSP), field programmable gate array (FPGA), memory listUnit, gate, register, semiconductor devices, chip, microchip, chipset etc. In some examplesIn, the example of software elements can comprise component software, program, application, computer program, application program,System program, machine program, operating system software, middleware, firmware, software module, routine, son exampleJourney, function, method, program, software interface, application programming interfaces (API), instruction set, calculating generationCode, computer code, code segment, computer code segments, word, value, symbol or their any combination.Realize as given required, determine example be utilize hardware element and/or software element realize can according to appointThe meaning factor of quantity and difference, these factors are such as required computation rate, power level, thermal capacitance limit, processingCirculation budget, input data rate, output data rate, memory resource, data bus speed with andHe designs or performance constraints.

Some examples can comprise goods. Goods can comprise the non-transient storage medium of stored logic. Show at someIn example, non-transient storage medium can comprise that the computer of one or more types that can storage of electronic canRead storage medium, comprise volatile memory or nonvolatile memory, removable or irremovable storage device,Erasable or non-erasable memory, can write or recordable memory etc. In some instances, logic can comprise respectivelyKind of software element, such as component software, program, application, computer program, application program, system program,Machine program, operating system software, middleware, firmware, software module, routine, subroutine, function,Method, process, software interface, application programming interfaces (API), instruction set, Accounting Legend Code, computerCode, code segment, computer code segments, word, value, symbol or their any combination.

According to some examples, goods can comprise storage or the non-transient storage medium of maintenance instruction, instruction when byComputer or system make computer or system according to described example manner of execution and/or operation while execution. InstructionCan comprise the code of any suitable type, such as source code, coding and decoding, interpre(ta)tive code, executable code, static stateCode, dynamic code etc. Instruction can realize with instruct computer according to predefined computer language, mode or grammerCarry out specific function. Instruction can be used any suitable senior, rudimentary, OO, vision, compilingOr and/or interpreted programming language realize.

Can retouch some examples with statement " in one example " and " example " and derivative thereofState. These terms refer to special characteristic, structure or the characteristic described in conjunction with this example and are included at least oneIn individual example. Diverse location in this manual occurs that phrase " in one example " differs to establish a capital and refers toSame example.

Can be described some examples with " connection " and derivative thereof with statement " coupling ". These artsLanguage might not be intended to the synonym as each other. For example, use term " connection " and/or " coupling "Description can represent two or more elements direct physical or electrically contact each other. But word " coupling " also canRepresent the not directly contact each other of two or more elements, but still cooperate each other or alternately.

Be stressed that, it is in order to meet 37C.F.R. chapters and sections 1.72 (b) that the summary of disclosure is herein provided,It requires summary can make reader find out fast the essence of technology disclosure. This summary is to be not used in solution with itRelease or limit the scope of claim or the understanding of implication is submitted to. In addition, by above-mentioned detailed description of the inventionFeeding is visible, is for the content smoothness that exposes by various Feature Combinations in single example. This publicity patternShould not be interpreted as having reflected so a kind of intention, example required for protection need to be more clear than each claimThe feature that Chu records is wanted many features. On the contrary, as reflected in claims, of the present inventionAspect is less than all features of above disclosed single example. Therefore, claims are included at thisIn specific descriptions, wherein each claim is independent of independent example. In appended each claim,Term " comprises " and " wherein " is used separately as that term " comprises " and the word of equal value of " it is characterized in that ".In addition, the terms such as " first ", " second ", " the 3rd ", as label, are not only the numbers to its objectWord requirement.

Although with architectural feature and/or method this theme that moved special language description, be appreciated thatSubject matter defined in the appended claims is not necessarily limited to above-mentioned specific features or action. More precisely,Above-mentioned specific features and action are disclosed as the exemplary form that realizes claim.

Claims

1. the SOC(system on a chip) for balanced power and performance (SoC), comprising:

CPU (CPU);

GPU (GPU); And

Memory cell, with at least one coupling in described CPU or described GPU,

Wherein said SoC has circuit, for carrying out between the power at described SoC place and performanceBalance, wherein said SoC is used for:

By the current performance value set corresponding to the first operator scheme with corresponding to the order of the second operator schemeThe set of mark performance number compares, and wherein said current performance value set comprises performance quality of service (QoS)One or more currencys of value, wherein said target capabilities value set comprises of performance qos valueOr multiple desired values; And

Based on described current performance value set and described target capabilities value set relatively come adjust adaptivelyAt least one in one or more attribute of performance of whole one or more subsystems, wherein said oneOr multiple subsystems comprise described memory cell.

2. SoC as claimed in claim 1, is characterized in that, described one or more subsystems enterOne step comprises the graphics subsystem with subsystem memory unit.

3. SoC as claimed in claim 1, is characterized in that, self adaptation adjustment comprises performanceThe amendment of at least one in one or more currencys of qos value makes the set of current performance valueJoin the set of target capabilities value.

4. SoC as claimed in claim 3, is characterized in that, described current and target capabilities value isBased on one or more settings or the operating parameter of described one or more subsystems, wherein said oneOr multiple settings or operating parameter be associated with the type of service at described SoC place, wherein said use classType comprises that acquiescence is used, web-browsing uses, video playback uses, interactive entertainment uses or imageCatch use in one or more at least one, wherein said one or more settings or operationParameter is further associated with the system power ability of the battery electric quantity that is included in described SoC.

5. SoC as claimed in claim 1, is characterized in that, in response to the generation of condition, described inThe first operator scheme is triggered to be converted to described the second operator scheme, and wherein said condition comprises instituteState the change, application request of the type of service of one or more subsystems or the reception of user's request, withAnd at least one in the initialized detection of described SoC.

6. SoC as claimed in claim 1, is characterized in that, self adaptation adjustment further comprisesBased on the described relatively amendment to overtime window of free time, the wherein said free time, overtime window comprised subsystemDuring it, remain on the time interval in active state.

7. SoC as claimed in claim 6, is characterized in that, described amendment comprised the described free timeOvertime window adjusting to shorter time period with improve in one or more power attributes at least one orReduce at least one in one or more attribute of performance of described subsystem, or by overtime the described free timeWindow adjusting to longer time period with reduce in described one or more power attributes at least one orImprove at least one in one or more attribute of performance of described subsystem.

8. for a device for balanced power and performance, comprising:

CPU (CPU);

GPU (GPU); And

Memory cell, with at least one coupling in described CPU or described GPU,

Wherein said device has circuit, for putting down between the power at described device place and performanceWeighing apparatus, wherein said device is used for:

9. device as claimed in claim 8, is characterized in that, described one or more subsystems enterOne step comprises the graphics subsystem with subsystem memory unit.

10. device as claimed in claim 8, is characterized in that, self adaptation adjustment comprises performanceThe amendment of at least one in one or more currencys of qos value makes the set of current performance valueJoin the set of target capabilities value.

11. devices as claimed in claim 10, is characterized in that, described current and target capabilities value isBased on one or more settings or the operating parameter of described one or more subsystems, wherein said oneOr multiple settings or operating parameter be associated with the type of service at described device place, wherein said use classType comprises that acquiescence is used, web-browsing uses, video playback uses, interactive entertainment uses or imageCatch use in one or more at least one, wherein said one or more settings or operationParameter is further associated with the system power ability of the battery electric quantity that is included in described device.

12. devices as claimed in claim 8, is characterized in that, in response to the generation of condition, described inThe first operator scheme is triggered to be converted to described the second operator scheme, and wherein said condition comprises instituteState the change, application request of the type of service of one or more subsystems or the reception of user's request, withAnd at least one in the initialized detection of described device.

13. devices as claimed in claim 8, is characterized in that, self adaptation adjustment further comprisesBased on the described relatively amendment to overtime window of free time, the wherein said free time, overtime window comprised subsystemDuring it, remain on the time interval in active state.

14. devices as claimed in claim 13, is characterized in that, described amendment comprises describedIdle overtime window adjusting to the shorter time period to improve at least one in one or more power attributesIndividual or reduce at least one in one or more attribute of performance of described subsystem, or by the described free timeOvertime window adjusting to longer time period to reduce at least one in described one or more power attributesIndividual or improve at least one in one or more attribute of performance of described subsystem.

15. 1 kinds of systems for balanced power and performance, comprising:

CPU (CPU);

GPU (GPU);

Display controller;

One or more circuit; And

Multiple memory cells, with at least one coupling in described CPU or described GPU,

Wherein said system has circuit, for putting down between the power at described system place and performanceWeighing apparatus, wherein said system is used for:

Based on described current performance value set and described target capabilities value set relatively come adjust adaptivelyAt least one in one or more attribute of performance of whole one or more subsystems, wherein said oneOr multiple subsystems comprise one or more in described memory cell.

16. systems as claimed in claim 15, is characterized in that, self adaptation adjustment comprises propertyThe amendment of at least one in one or more currencys of energy qos value makes the set of current performance valueThe set of coupling target capabilities value, wherein said one or more subsystems further comprise having subsystemThe graphics subsystem of system memory cell.

17. systems as claimed in claim 16, is characterized in that, described current and target capabilities value isBased on one or more settings or the operating parameter of described one or more subsystems, wherein said oneOr multiple settings or operating parameter be associated with the type of service at described system place, wherein said use classType comprises that acquiescence is used, web-browsing uses, video playback uses, interactive entertainment uses or imageCatch use in one or more at least one, wherein said one or more settings or operationParameter is further associated with the system power ability of the battery electric quantity that is included in described system.

18. systems as claimed in claim 15, is characterized in that, in response to the generation of condition, described inThe first operator scheme is triggered to be converted to described the second operator scheme, and wherein said condition comprises instituteState the change, application request of the type of service of one or more subsystems or the reception of user's request, withAnd at least one in the initialized detection of described system.

19. systems as claimed in claim 15, is characterized in that, self adaptation adjustment is further wrappedDraw together based on the described relatively amendment to overtime window of free time, the wherein said free time, overtime window comprised subsystemSystem remains on the time interval in active state during it.

20. systems as claimed in claim 19, is characterized in that, described amendment comprises describedIdle overtime window adjusting to the shorter time period to improve at least one in one or more power attributesIndividual or reduce at least one in one or more attribute of performance of described subsystem, or by the described free timeOvertime window adjusting to longer time period to reduce at least one in described one or more power attributesIndividual or improve at least one in one or more attribute of performance of described subsystem.