This bug was fixed in the package linux-firmware - 1.157.18
---------------
linux-firmware (1.157.18) xenial; urgency=medium
* Redpine: BLE scanning for nearby beacons per second is too low and result
high loss rate (LP: #1753439)
- UBUNTU: linux-firmware: update firmware images for Redpine 9113 chipset
* Redpine: BLE radio lost issue (LP: #1757443)
- UBUNTU: linux-firmware: update firmware images for Redpine 9113 chipset
* Update firmware for 18.04 hwe kernel (LP: #1763823)
- linux-firmware: liquidio: update firmware to v1.4.2
- linux-firmware: liquidio: update firmware to v1.5.1
- linux-firmware: liquidio: update firmware to v1.6.0
- firmware: tegra: Add VIC firmware
- linux-firmware: liquidio: update firmware to v1.6.1
- rtlwifi: rtl8822be: Add firmware for new driver/device
- linux-firmware/i915: Add Geminilake DMC version 1.04
- iwlwifi: add new firmware version 34 for 8000C and 8265
- linux-firmware: liquidio: update firmware to v1.7.0
- iwlwifi: add firmware version 34 for new 9000 series
- amdgpu: add new CP firmware for polaris chips
- Mellanox: Add new mlxsw_spectrum firmware 13.1530.152
- brcm: introduce firmware for bcm43430 revision 0
- amdgpu: add firmware for Raven
- brcm: add CYW4373 firmwares and Cypress license file
- amdgpu: update vcn firmware for raven
- Revert "UBUNTU: Remove obsolete bnx2 firmware"
- Revert "UBUNTU: Remove duplicate bnx2 firmware"
- Revert "UBUNTU: Remove obsolete bnx2 firmware"
- Revert "UBUNTU: Remove obsolete bnx2 firmware"
- UBUNTU: update nic-firmware.lst for 18.04 hwe kernel
* Update Qualcomm QCA6174-HMC (DW1820) to comply with CE-RED (Radio
Emissions Directive) (LP: #1752044)
- ath10k: QCA6174 hw3.0: update firmware-6.bin to
WLAN.RM.4.4.1-00079-QCARMSWPZ-1
- ath10k: QCA6174 hw3.0: update board-2.bin
-- Seth Forshee <seth.fors...@canonical.com> Tue, 24 Apr 2018 10:58:13
-0500
** Changed in: linux-firmware (Ubuntu Xenial)
Status: Fix Committed => Fix Released
--
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https://bugs.launchpad.net/bugs/1753439
Title:
Redpine: BLE scanning for nearby beacons per second is too low and
result high loss rate.
Status in linux package in Ubuntu:
Confirmed
Status in linux-firmware package in Ubuntu:
Invalid
Status in linux source package in Xenial:
Fix Released
Status in linux-firmware source package in Xenial:
Fix Released
Status in linux source package in Bionic:
Confirmed
Status in linux-firmware source package in Bionic:
Invalid
Bug description:
SRU Justification
Impact: BLE scanning for nearby beacons per second is too low and
result high loss rate.
Fix: Updated firmware.
Test Case: Test on affected hardware using instructions below.
Regression Potential: Limited to specific hardware.
---
Steps to replicate the issue:
1. Power on the BT device, then change the terminal by "Ctil+F1" or open
another putty to ssh SUT.
2.Use command below to discover BLE device.
$ sudo stdbuf -i0-o0 -e0 /snap/bluez/current/usr/bin/hcitool lescan
--duplicates --passive | perl -nle 'print scalar(localtime), " ",$_'
3. log as attachment.
This bug is for tracking purposes only, do not triage.
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1753439/+subscriptions
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