[PATCH v4 3/3] ath10k: allow dynamic SAR power limits via common API
kvalo at codeaurora.org
Thu Jan 28 02:18:37 EST 2021
Carl Huang <cjhuang at codeaurora.org> wrote:
> ath10k assigns ath10k_mac_set_sar_specs to ath10k_ops, and
> this function is called when user space application calls
> NL80211_CMD_SET_SAR_SPECS. ath10k also registers SAR type,
> and supported frequency ranges to wiphy so user space can
> query SAR capabilities.
> This SAR power limitation is compared to regulatory txpower
> and selects the minimal one to set when station is connected.
> Otherwise, it delays until the station is connected. If the
> station is disconnected, it returns to regulatory txpower.
> This feature is controlled by hw parameter: dynamic_sar_support.
> Tested-on: QCA6174 hw3.2 PCI WLAN.RM.4.4.1-00110-QCARMSWP-1
> Signed-off-by: Carl Huang <cjhuang at codeaurora.org>
> Reviewed-by: Brian Norris <briannorris at chromium.org>
> Reviewed-by: Abhishek Kumar <kuabhs at chromium.org>
> Reported-by: kernel test robot <lkp at intel.com>
> Signed-off-by: Kalle Valo <kvalo at codeaurora.org>
Patch applied to ath-next branch of ath.git, thanks.
442545ba5452 ath10k: allow dynamic SAR power limits via common API
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