Bug #111216: 【Figure】【EVT】【SI】WLAN PCIE眼图压模板 - Figure - 中科创达

Bug #111216

【Figure】【EVT】【SI】WLAN PCIE眼图压模板

Added by SZ HW Test-曾小文 almost 3 years ago. Updated over 2 years ago.

Status:

CLOSED

Start date:

2022-08-11

Priority:

High

Due date:

2022-11-04

Assignee:

SZ HW Test-曾小文

% Done:

100%

Category:

依赖软件规避的bug

Target version:

依赖硬件的bugList

Need_Info:

Found Version:

2022.08.07

Resolution:

Degrated:

Severity:

Major

Verified Version:

Reproducibility:

Every time

Fixed Version:

Test Type:

Release Test

Root cause:

高通一般会按照手机这一具体设备形态进行参数优化，但实际效果受到硬件设计、生产等因素的影响。信号质量不达标时，可以调整PCIe PHY参数优化。

Description

测试2块单板，有点差异，1块单板的跳变模板压了，一块没有压；2块单板非跳变模板都压了。

PCIE WLAN_TX #1.pdf (1.76 MB) SZ HW Test-曾小文, 2022-08-11 17:50

PCIE WLAN_TX #2.pdf (1.71 MB) SZ HW Test-曾小文, 2022-08-11 17:50

History

#1 Updated by SZ HW Test-曾小文 almost 3 years ago

Assignee set to SZ TPM-罗云进

#2 Updated by SZ HW Test-曾小文 almost 3 years ago

Subject changed from WLAN PCIE眼图压模板 to 【Figure】【EVT】【SI】WLAN PCIE眼图压模板

#3 Updated by 项目二组_SD3 曾小文 almost 3 years ago

Status changed from New to RESOLVED

软件修改参数后复测PASS。修改的参数请软件附上

#4 Updated by 项目二组_SD3 曾小文 almost 3 years ago

胡浩：寄存器0x01c0620c修改为0x2c

#5 Updated by 项目二组_SD3 曾小文 almost 3 years ago

Status changed from RESOLVED to VERIFIED

#6 Updated by 项目二组_SD3 曾小文 almost 3 years ago

Status changed from VERIFIED to CLOSED

#7 Updated by CD TPM-申艳艳 almost 3 years ago

Category set to BSP
% Done changed from 0 to 100

#8 Updated by SZ HW Test-曾小文 over 2 years ago

Category changed from BSP to 依赖软件规避的bug
Status changed from CLOSED to New
Assignee changed from SZ TPM-罗云进 to SZTS-RD3-BSP 胡浩

EVT2 复测眼图压模板较严重。

#9 Updated by IOT-SP-TEST 刘颖 over 2 years ago

Due date set to 2022-11-04

#10 Updated by IOT-SP-TEST 刘颖 over 2 years ago

Target version set to 依赖硬件的bugList

#11 Updated by SZTS-RD3-BSP 胡浩 over 2 years ago

参数调整代码已提交，VB已出，等待示波器资源复测确认没问题后合入。

#12 Updated by SZTS-RD3-BSP 胡浩 over 2 years ago

Root cause set to 高通一般会按照手机这一具体设备形态进行参数优化，但实际效果受到硬件设计、生产等因素的影响。信号质量不达标时，可以调整PCIe PHY参数优化。

#13 Updated by SZTS-RD3-BSP 胡浩 over 2 years ago

Status changed from New to RESOLVED
Assignee changed from SZTS-RD3-BSP 胡浩 to 项目二组_SD3 曾小文

调整参数：
swing - 0x3C
pre-emphasis - 0x28
de-emphasis - 0x20

#14 Updated by SZTS-RD3-BSP 胡浩 over 2 years ago

Assignee changed from 项目二组_SD3 曾小文 to SZ HW Test-曾小文

#15 Updated by SZ HW Test-曾小文 over 2 years ago

Status changed from RESOLVED to VERIFIED

胡浩更新参数后复测PASS

#16 Updated by SZ HW Test-曾小文 over 2 years ago

Status changed from VERIFIED to CLOSED

#17 Updated by CD FW-王伟 over 2 years ago

Gerrit Merge Information：

ID	Project	Branch	Uploader
146412	general/LINUX/android/vendor/qcom/proprietary	Pre_figure_turbox-c2130c-la1.1-vendor-dev	huhao0702@thundersoft.com
BSP: PCIe: SI tuning Tuning PCIe0 eye diagram. TC-RID: 1201-0400208 IssueID: TS-R-DF-111216 Change-Id: Id8bc320de1ff2b4fff447e114e5103929b0c814d

#18 Updated by CD FW-王伟 over 2 years ago