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Merge "yield resource if the request come from same client with same priority" into udc-dev

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This commit is contained in:
Henry Fang
2023-03-14 22:56:35 +00:00
committed by Android (Google) Code Review
parent cb57479a48 a8a3bee093
commit 360db7b87b
1 changed files with 26 additions and 5 deletions
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31
services/core/java/com/android/server/tv/tunerresourcemanager/TunerResourceManagerService.java
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@@ -1019,6 +1019,7 @@ public class TunerResourceManagerService extends SystemService implements IBinde
int inUseLowestPriorityFrHandle = TunerResourceManager.INVALID_RESOURCE_HANDLE;
// Priority max value is 1000
int currentLowestPriority = MAX_CLIENT_PRIORITY + 1;
boolean isRequestFromSameProcess = false;
// If the desired frontend id was specified, we only need to check the frontend.
boolean hasDesiredFrontend = request.desiredId != TunerFrontendRequest.DEFAULT_DESIRED_ID;
for (FrontendResource fr : getFrontendResources().values()) {
@@ -1048,6 +1049,8 @@ public class TunerResourceManagerService extends SystemService implements IBinde
if (currentLowestPriority > priority) {
inUseLowestPriorityFrHandle = fr.getHandle();
currentLowestPriority = priority;
isRequestFromSameProcess = (requestClient.getProcessId()
== (getClientProfile(fr.getOwnerClientId())).getProcessId());
}
}
}
@@ -1063,7 +1066,8 @@ public class TunerResourceManagerService extends SystemService implements IBinde
// When all the resources are occupied, grant the lowest priority resource if the
// request client has higher priority.
if (inUseLowestPriorityFrHandle != TunerResourceManager.INVALID_RESOURCE_HANDLE
&& (requestClient.getPriority() > currentLowestPriority)) {
&& ((requestClient.getPriority() > currentLowestPriority) || (
(requestClient.getPriority() == currentLowestPriority) && isRequestFromSameProcess))) {
if (!reclaimResource(
getFrontendResource(inUseLowestPriorityFrHandle).getOwnerClientId(),
TunerResourceManager.TUNER_RESOURCE_TYPE_FRONTEND)) {
@@ -1182,6 +1186,7 @@ public class TunerResourceManagerService extends SystemService implements IBinde
int inUseLowestPriorityLnbHandle = TunerResourceManager.INVALID_RESOURCE_HANDLE;
// Priority max value is 1000
int currentLowestPriority = MAX_CLIENT_PRIORITY + 1;
boolean isRequestFromSameProcess = false;
for (LnbResource lnb : getLnbResources().values()) {
if (!lnb.isInUse()) {
// Grant the unused lnb with lower handle first
@@ -1194,6 +1199,8 @@ public class TunerResourceManagerService extends SystemService implements IBinde
if (currentLowestPriority > priority) {
inUseLowestPriorityLnbHandle = lnb.getHandle();
currentLowestPriority = priority;
isRequestFromSameProcess = (requestClient.getProcessId()
== (getClientProfile(lnb.getOwnerClientId())).getProcessId());
}
}
}
@@ -1208,7 +1215,8 @@ public class TunerResourceManagerService extends SystemService implements IBinde
// When all the resources are occupied, grant the lowest priority resource if the
// request client has higher priority.
if (inUseLowestPriorityLnbHandle > TunerResourceManager.INVALID_RESOURCE_HANDLE
&& (requestClient.getPriority() > currentLowestPriority)) {
&& ((requestClient.getPriority() > currentLowestPriority) || (
(requestClient.getPriority() == currentLowestPriority) && isRequestFromSameProcess))) {
if (!reclaimResource(getLnbResource(inUseLowestPriorityLnbHandle).getOwnerClientId(),
TunerResourceManager.TUNER_RESOURCE_TYPE_LNB)) {
return false;
@@ -1240,6 +1248,7 @@ public class TunerResourceManagerService extends SystemService implements IBinde
int lowestPriorityOwnerId = -1;
// Priority max value is 1000
int currentLowestPriority = MAX_CLIENT_PRIORITY + 1;
boolean isRequestFromSameProcess = false;
if (!cas.isFullyUsed()) {
casSessionHandle[0] = generateResourceHandle(
TunerResourceManager.TUNER_RESOURCE_TYPE_CAS_SESSION, cas.getSystemId());
@@ -1252,12 +1261,15 @@ public class TunerResourceManagerService extends SystemService implements IBinde
if (currentLowestPriority > priority) {
lowestPriorityOwnerId = ownerId;
currentLowestPriority = priority;
isRequestFromSameProcess = (requestClient.getProcessId()
== (getClientProfile(ownerId)).getProcessId());
}
}
// When all the Cas sessions are occupied, reclaim the lowest priority client if the
// request client has higher priority.
if (lowestPriorityOwnerId > -1 && (requestClient.getPriority() > currentLowestPriority)) {
if (lowestPriorityOwnerId > -1 && ((requestClient.getPriority() > currentLowestPriority)
|| ((requestClient.getPriority() == currentLowestPriority) && isRequestFromSameProcess))) {
if (!reclaimResource(lowestPriorityOwnerId,
TunerResourceManager.TUNER_RESOURCE_TYPE_CAS_SESSION)) {
return false;
@@ -1289,6 +1301,7 @@ public class TunerResourceManagerService extends SystemService implements IBinde
int lowestPriorityOwnerId = -1;
// Priority max value is 1000
int currentLowestPriority = MAX_CLIENT_PRIORITY + 1;
boolean isRequestFromSameProcess = false;
if (!ciCam.isFullyUsed()) {
ciCamHandle[0] = generateResourceHandle(
TunerResourceManager.TUNER_RESOURCE_TYPE_FRONTEND_CICAM, ciCam.getCiCamId());
@@ -1301,12 +1314,16 @@ public class TunerResourceManagerService extends SystemService implements IBinde
if (currentLowestPriority > priority) {
lowestPriorityOwnerId = ownerId;
currentLowestPriority = priority;
isRequestFromSameProcess = (requestClient.getProcessId()
== (getClientProfile(ownerId)).getProcessId());
}
}
// When all the CiCam sessions are occupied, reclaim the lowest priority client if the
// request client has higher priority.
if (lowestPriorityOwnerId > -1 && (requestClient.getPriority() > currentLowestPriority)) {
if (lowestPriorityOwnerId > -1 && ((requestClient.getPriority() > currentLowestPriority)
|| ((requestClient.getPriority() == currentLowestPriority)
&& isRequestFromSameProcess))) {
if (!reclaimResource(lowestPriorityOwnerId,
TunerResourceManager.TUNER_RESOURCE_TYPE_FRONTEND_CICAM)) {
return false;
@@ -1424,6 +1441,7 @@ public class TunerResourceManagerService extends SystemService implements IBinde
int inUseLowestPriorityDrHandle = TunerResourceManager.INVALID_RESOURCE_HANDLE;
// Priority max value is 1000
int currentLowestPriority = MAX_CLIENT_PRIORITY + 1;
boolean isRequestFromSameProcess = false;
// If the desired demux id was specified, we only need to check the demux.
boolean hasDesiredDemuxCap = request.desiredFilterTypes
!= DemuxFilterMainType.UNDEFINED;
@@ -1448,6 +1466,8 @@ public class TunerResourceManagerService extends SystemService implements IBinde
// update lowest priority
if (currentLowestPriority > priority) {
currentLowestPriority = priority;
isRequestFromSameProcess = (requestClient.getProcessId()
== (getClientProfile(dr.getOwnerClientId())).getProcessId());
shouldUpdate = true;
}
// update smallest caps
@@ -1473,7 +1493,8 @@ public class TunerResourceManagerService extends SystemService implements IBinde
// When all the resources are occupied, grant the lowest priority resource if the
// request client has higher priority.
if (inUseLowestPriorityDrHandle != TunerResourceManager.INVALID_RESOURCE_HANDLE
&& (requestClient.getPriority() > currentLowestPriority)) {
&& ((requestClient.getPriority() > currentLowestPriority) || (
(requestClient.getPriority() == currentLowestPriority) && isRequestFromSameProcess))) {
if (!reclaimResource(
getDemuxResource(inUseLowestPriorityDrHandle).getOwnerClientId(),
TunerResourceManager.TUNER_RESOURCE_TYPE_DEMUX)) {