diff options
| author | Luca Coelho <luciano.coelho@intel.com> | 2020-10-09 12:21:23 +0300 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2020-10-09 18:04:50 +0300 |
| commit | b7d96bca1f004b5f26ee51ea9c9749a28dac8316 (patch) | |
| tree | 2e5d5792b48ef6460b957f14451afd4fd663bf48 /drivers/net/wireless/intel/iwlwifi/pcie/tx.c | |
| parent | 09b3ab8782e79e5ab13e0cd9fce8d27582f64d03 (diff) | |
Revert "iwlwifi: remove wide_cmd_header field"
This reverts commit 0a8159cbd11abf586693f1ec5264d0df587b71d8.
It turns out that this flag is used by iwldvm, so we can't get rid of
it. This broke iwldvm devices with BAD_COMMAND errors.
Fixes: 0a8159cbd11a ("iwlwifi: remove wide_cmd_header field")
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/iwlwifi.20201009122123.3e4ee0ad7a71.Id6d95ae601f048aeb4d2ed63a1712e469da84369@changeid
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/pcie/tx.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/pcie/tx.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c index 8c89e4a2f7f8..966be5689d63 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c @@ -1180,6 +1180,11 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, const u8 *cmddata[IWL_MAX_CMD_TBS_PER_TFD]; u16 cmdlen[IWL_MAX_CMD_TBS_PER_TFD]; + if (WARN(!trans->wide_cmd_header && + group_id > IWL_ALWAYS_LONG_GROUP, + "unsupported wide command %#x\n", cmd->id)) + return -EINVAL; + if (group_id != 0) { copy_size = sizeof(struct iwl_cmd_header_wide); cmd_size = sizeof(struct iwl_cmd_header_wide); |