Jeff Johnson <quic_jjohnson@xxxxxxxxxxx> writes: > On 3/29/2024 9:47 PM, Dmitry Baryshkov wrote: > >> On Wed, 6 Mar 2024 at 10:16, Dmitry Baryshkov >> <dmitry.baryshkov@xxxxxxxxxx> wrote: >>> >>> On WCN3990 platforms actual firmware, wlanmdsp.mbn, is sideloaded to the >>> modem DSP via the TQFTPserv. These MBN files are signed by the device >>> vendor, can only be used with the particular SoC or device. >>> >>> Unfortunately different firmware versions come with different features. >>> For example firmware for SDM845 doesn't use single-chan-info-per-channel >>> feature, while firmware for QRB2210 / QRB4210 requires that feature. >>> >>> Allow board DT files to override the subdir of the fw dir used to lookup >>> the firmware-N.bin file decribing corresponding WiFi firmware. >>> For example, adding firmware-name = "qrb4210" property will make the >>> driver look for the firmware-N.bin first in ath10k/WCN3990/hw1.0/qrb4210 >>> directory and then fallback to the default ath10k/WCN3990/hw1.0 dir. >>> >>> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx> >>> --- >>> Changes in v2: >>> - Fixed the comment about the default board name being NULL (Kalle) >>> - Expanded commit message to provide examples for firmware paths (Kalle) >>> - Added a note regarding board-2.bin to the commit message (Kalle) >>> - Link to v1: >>> https://lore.kernel.org/r/20240130-wcn3990-firmware-path-v1-0-826b93202964@xxxxxxxxxx >>> >>> --- >>> Dmitry Baryshkov (4): >>> dt-bindings: net: wireless: ath10k: describe firmware-name property >>> wifi: ath10k: support board-specific firmware overrides >>> arm64: dts: qcom: qrb2210-rb1: add firmware-name qualifier to WiFi node >>> arm64: dts: qcom: qrb4210-rb1: add firmware-name qualifier to WiFi node >> >> Kalle, Jeff, is there anything pending on me on this series? >> > Nothing from me -- this is outside my area of expertise so I'm deferring to Kalle. I was on Easter vacation and now catching up, that's why the delay. -- https://patchwork.kernel.org/project/linux-wireless/list/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
