Wen Gong <wgong@xxxxxxxxxxxxxx> wrote: > iw command only show rssi without each chain's rssi on sdio > iw wlan0 station dump > Station a0:40:a0:93:3e:de (on wlan0) > signal: -82 dBm > signal avg: -82 dBm > > after this patch, it will show each chain's rssi on sdio > Station a0:40:a0:93:3e:de (on wlan0) > signal: -82 [-84, -88] dBm > signal avg: -82 [-84, -87] dBm > > For QCA6174 PCIe, the ppdu have the correct rssi of each chain, it > indicate rssi of rx data by ath10k_htt_rx_h_signal. For sdio chip, the > rssi of each chain stored in rx management reported by firmware, the > ath10k_wmi_tlv_op_pull_mgmt_rx_ev which used for tlv wmi will get the > rssi of each chain and stored them in wmi_mgmt_rx_ev_arg, then indicate > them to mac80211. For non-tlv wmi chip, it will not get the rssi of each > chain and not indicate to mac80211, for non-tlv wmi chip, this patch will > not have impact. For tlv wmi chip, if the rssi of chain in mgmt is valid, > it will be indicate to mac80211, tested with QCA6174 PCIe/SDIO, the rssi > of 2 chain in mgmt is valid. > > rssi of chains in mgmt of QCA6174 SDIO: > 92096.652780: ath10k:ath10k_log_warn: ath10k_sdio mmc1:0001:1 rssi[0]:70 > 92096.657324: ath10k:ath10k_log_warn: ath10k_sdio mmc1:0001:1 rssi[1]:68 > 92096.662009: ath10k:ath10k_log_warn: ath10k_sdio mmc1:0001:1 rssi[2]:128 > 92096.666647: ath10k:ath10k_log_warn: ath10k_sdio mmc1:0001:1 rssi[3]:128 > > rssi of chains in mgmt of QCA6174 PCIe: > [ 1581.049816] ath10k_pci 0000:02:00.0: mgmt rssi[0]:17 > [ 1581.049818] ath10k_pci 0000:02:00.0: mgmt rssi[1]:22 > [ 1581.049821] ath10k_pci 0000:02:00.0: mgmt rssi[2]:128 > [ 1581.049823] ath10k_pci 0000:02:00.0: mgmt rssi[3]:128 > > after apply this patch, the iw's rssi of PCIe do not changed, result is > same with before. > > iw wlan0 station dump of QCA6174 PCIe: > Station 6c:e8:73:b8:92:dc (on wlan0) > signal: -70 [-77, -72] dBm > signal avg: -69 [-78, -72] dBm > > iw wlan-5000mhz station dump of QCA9984 PCIe > connected with 2 client which has 2 chain: > Station 70:48:0f:1f:1a:b2 (on wlan-5000mhz) > signal: -47 [-55, -48, -87, -88] dBm > signal avg: -42 [-50, -43, -83, -86] dBm > Station ac:c1:ee:39:e3:83 (on wlan-5000mhz) > signal: -43 [-46, -45, -79, -84] dBm > signal avg: -43 [-46, -46, -82, -83] dBm > > Tested with QCA6174 SDIO with firmware WLAN.RMH.4.4.1-00017-QCARMSWP-1. > Tested with QCA6174 PCIe with firmware WLAN.RM.4.4.1-00110-QCARMSWP-1. > Tested with QCA9984 PCIe with firmware 10.4-3.9.0.2-00040. > > Signed-off-by: Wen Gong <wgong@xxxxxxxxxxxxxx> > Signed-off-by: Kalle Valo <kvalo@xxxxxxxxxxxxxx> Patch applied to ath-next branch of ath.git, thanks. 7005eafc1f1c ath10k: report rssi of each chain to mac80211 for sdio -- https://patchwork.kernel.org/patch/11243567/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
