Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx> writes: > 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 >From my point of view this looks good now but let's see what others say. Is there a specific reason why you marked this as RFC still? -- https://patchwork.kernel.org/project/linux-wireless/list/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
