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ltq-vdsl-vr11: add option for L3 request without retry on failure

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This allows to attempt an orderly shutdown via L3 request while avoiding
excessive delay in the failure case (up to 6 seconds with the currently
hard-coded 3 attempts).

Signed-off-by: Jan Hoffmann <jan@3e8.eu>
Link: https://patchwork.ozlabs.org/project/openwrt/patch/20250130102108.1606919-2-jan@3e8.eu/
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
This commit is contained in:
Jan Hoffmann 2025-01-30 11:19:29 +01:00 committed by Hauke Mehrtens
parent a9b4d1f4b9
commit 03bbd36e67
2 changed files with 47 additions and 1 deletions
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2
package/kernel/lantiq/ltq-vdsl-vr11/Makefile
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@ -9,7 +9,7 @@ include $(INCLUDE_DIR)/kernel.mk
PKG_NAME:=ltq-vdsl-vr11
PKG_VERSION:=4.23.1
PKG_RELEASE:=3
PKG_RELEASE:=4
PKG_BASE_NAME:=dsl_cpe_api
UGW_VERSION=8.5.2.10

46
package/kernel/lantiq/ltq-vdsl-vr11/patches/300-l3-request-no-retry.patch Normal file
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@ -0,0 +1,46 @@
Add option for L3 request without retry on failure
This allows to attempt an orderly shutdown via L3 request while avoiding
excessive delay in the failure case (up to 6 seconds with the currently
hard-coded 3 attempts).
--- a/src/g997/drv_dsl_cpe_api_g997_vrx.c
+++ b/src/g997/drv_dsl_cpe_api_g997_vrx.c
@@ -1053,6 +1053,7 @@ DSL_Error_t DSL_DRV_DEV_G997_PowerManage
{
DSL_Error_t nErrCode = DSL_SUCCESS, nRet = DSL_SUCCESS;
DSL_int_t nAttempt = 0, i = 0;
+ DSL_int_t nAttemptCount = DSL_LX_TO_L3_ATTEMPT_COUNT;
const DSL_int_t nMaxRetry = DSL_LX_TO_L3_TIMEOUT/DSL_L3_WAIT_INTERVAL;
DSL_G997_PowerManagementStatusData_t PmStatus = {DSL_G997_PMS_NA};
DSL_VRX_L3RequestStatus_t L3RequestStatus = DSL_VRX_L3_STATUS_NA;
@@ -1095,11 +1096,15 @@ DSL_Error_t DSL_DRV_DEV_G997_PowerManage
nErrCode = DSL_ERR_NOT_SUPPORTED_BY_DEVICE;
break;
+ case DSL_G997_PMSF_LX_TO_L3_NO_RETRY:
+ nAttemptCount = 1;
+ fallthrough;
+
case DSL_G997_PMSF_LX_TO_L3:
if (PmStatus.nPowerManagementStatus != DSL_G997_PMS_L3)
{
/* retry it DSL_LX_TO_L3_ATTEMPT_COUNT times */
- for (nAttempt = 0; nAttempt < DSL_LX_TO_L3_ATTEMPT_COUNT; nAttempt++)
+ for (nAttempt = 0; nAttempt < nAttemptCount; nAttempt++)
{
/* L3 shutdown request*/
nErrCode = DSL_DRV_VRX_SendMsgShutdownRequest(pContext);
--- a/src/include/drv_dsl_cpe_api_g997.h
+++ b/src/include/drv_dsl_cpe_api_g997.h
@@ -1199,7 +1199,10 @@ typedef enum
procedure. After reaching the L3 state, the line shall remain in the L3 idle
state until it is forced into another state through this configuration
parameter. */
- DSL_G997_PMSF_LX_TO_L3 = 3
+ DSL_G997_PMSF_LX_TO_L3 = 3,
+ /**
+ Same as above, but does not retry in case of failure. */
+ DSL_G997_PMSF_LX_TO_L3_NO_RETRY = 4
} DSL_G997_PowerManagementStateForce_t;
/**