diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2022-12-14 00:15:04 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-01-24 09:24:30 +0300 |
| commit | 77043645aa6c5f8b388c2d99b5f3164307acf448 (patch) | |
| tree | 14bc06f6b9fb994403ec092c5bec49afd35936aa | |
| parent | d1607059375d5a3926ba73d00010ea1d96bbd0cc (diff) | |
| download | linux-77043645aa6c5f8b388c2d99b5f3164307acf448.tar.xz | |
wifi: iwlwifi: fw: skip PPAG for JF
[ Upstream commit 1c4c0b28b517d778d37900deedfe91088839f07a ]
For JF RFs we don't support PPAG, but many firmware
images lie about it. Always skip support for JF to
avoid firmware errors when sending the command.
Reported-and-tested-by: Íñigo Huguet <ihuguet@redhat.com>
Link: https://lore.kernel.org/linux-wireless/CACT4oufQsqHGp6bah2c4+jPn2wG1oZqY=UKa_TmPx=F6Lxng8Q@mail.gmail.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Gregory Greenman <gregory.greenman@intel.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20221213225723.2a43415d8990.I9ac210740a45b41f1b2e15274e1daf4284f2808a@changeid
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/acpi.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/acpi.c b/drivers/net/wireless/intel/iwlwifi/fw/acpi.c index e6d64152c81a..a02e5a67b706 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/acpi.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/acpi.c @@ -1106,6 +1106,11 @@ int iwl_read_ppag_table(struct iwl_fw_runtime *fwrt, union iwl_ppag_table_cmd *c int i, j, num_sub_bands; s8 *gain; + /* many firmware images for JF lie about this */ + if (CSR_HW_RFID_TYPE(fwrt->trans->hw_rf_id) == + CSR_HW_RFID_TYPE(CSR_HW_RF_ID_TYPE_JF)) + return -EOPNOTSUPP; + if (!fw_has_capa(&fwrt->fw->ucode_capa, IWL_UCODE_TLV_CAPA_SET_PPAG)) { IWL_DEBUG_RADIO(fwrt, "PPAG capability not supported by FW, command not sent.\n"); |