On 5/2/2024 6:57 PM, Johan Hovold wrote: > Hi Zijun and Tim, > > I noticed that you have both submitted firmware and NVM files for > QCA2066 to linux-firmware. [1][2] > > I'm working on Linux support for the Lenovo ThinkPad X13s (Windows on > Arm, Snapdragon), which has the related WCN6855 controller that uses the > same firmware (hpbtfw21.tlv). > which SOC type does the machine use? WCN6855 or QCA2066? > The current Linux driver is using the generic NVM file (hpnv21.bin) for > WCN6855, but connectivity is quite bad and I only get 2-3 meters of > range. > > Switching to the board-specific NVM configuration (hpnv21b.b8c) that it seems hpnv21b.b8c is a wrong NVM name. is it hpnv21g.b8c? > came with the Windows driver make all issues go away and the range is > really good, but I'm not sure if that file is fully compatible with the > firmware used by the Linux driver. > > Could you help us submit an NVM configuration file for the controller > with board id 0x008c to linux-firmware? > For Windows OS, there are relevant channel to deliver BT firmware. For Linux OS, we normally upload relevant BT firmware to linux-firmware. it seems customer would like to use Linux OS instead of preinstalled Windows OS for the machine. right? need customer to make a request for their requirements if the answer is yes for above question. > Bluetooth: hci0: setting up wcn6855 > Bluetooth: hci0: QCA Product ID :0x00000013 > Bluetooth: hci0: QCA SOC Version :0x400c1211 > Bluetooth: hci0: QCA ROM Version :0x00000201 > Bluetooth: hci0: QCA Patch Version:0x000038e6 > Bluetooth: hci0: QCA controller version 0x12110201 > Bluetooth: hci0: QCA Downloading qca/hpbtfw21.tlv > Bluetooth: hci0: qca_read_fw_board_id: bid = 8c > Bluetooth: hci0: QCA Downloading qca/hpnv21.bin > > It looks like the NVM files should be updated in lockstep with the > firmware so if you could include that board in any future firmware > updates too that would be really helpful. > > Johan > > > [1] https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/commit/qca?id=2ba1beaae0c649ce8a50baecc8df9e81cd524e65 > [2] https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/commit/qca?id=598f5bd22361d7e92eebe8452d1f8013a1d35b9a
