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iwlwifi: mvm: add support for NICs which have only 16 Tx queues.

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Some NICs embedded in platforms that have only 16 Tx queues,
this affect the mapping of the Tx queues.

Signed-off-by: Eytan Lifshitz <eytan.lifshitz@intel.com>
Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Reviewed-by: Gregory Greenman <gregory.greenman@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Eytan Lifshitz
2013-09-09 13:30:15 +02:00
committed by Johannes Berg
parent 81a67e32c4
commit 19e737c984
8 changed files with 35 additions and 22 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c
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@@ -80,7 +80,7 @@ struct iwl_mvm_mac_iface_iterator_data {
struct ieee80211_vif *vif;
unsigned long available_mac_ids[BITS_TO_LONGS(NUM_MAC_INDEX_DRIVER)];
unsigned long available_tsf_ids[BITS_TO_LONGS(NUM_TSF_IDS)];
unsigned long used_hw_queues[BITS_TO_LONGS(IWL_MVM_FIRST_AGG_QUEUE)];
unsigned long used_hw_queues[BITS_TO_LONGS(IWL_MVM_MAX_QUEUES)];
enum iwl_tsf_id preferred_tsf;
bool found_vif;
};
@@ -218,7 +218,7 @@ static int iwl_mvm_mac_ctxt_allocate_resources(struct iwl_mvm *mvm,
.preferred_tsf = NUM_TSF_IDS,
.used_hw_queues = {
BIT(IWL_MVM_OFFCHANNEL_QUEUE) |
BIT(IWL_MVM_AUX_QUEUE) |
BIT(mvm->aux_queue) |
BIT(IWL_MVM_CMD_QUEUE)
},
.found_vif = false,
@@ -302,9 +302,9 @@ static int iwl_mvm_mac_ctxt_allocate_resources(struct iwl_mvm *mvm,
/* Find available queues, and allocate them to the ACs */
for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) {
u8 queue = find_first_zero_bit(data.used_hw_queues,
IWL_MVM_FIRST_AGG_QUEUE);
mvm->first_agg_queue);
if (queue >= IWL_MVM_FIRST_AGG_QUEUE) {
if (queue >= mvm->first_agg_queue) {
IWL_ERR(mvm, "Failed to allocate queue\n");
ret = -EIO;
goto exit_fail;
@@ -317,9 +317,9 @@ static int iwl_mvm_mac_ctxt_allocate_resources(struct iwl_mvm *mvm,
/* Allocate the CAB queue for softAP and GO interfaces */
if (vif->type == NL80211_IFTYPE_AP) {
u8 queue = find_first_zero_bit(data.used_hw_queues,
IWL_MVM_FIRST_AGG_QUEUE);
mvm->first_agg_queue);
if (queue >= IWL_MVM_FIRST_AGG_QUEUE) {
if (queue >= mvm->first_agg_queue) {
IWL_ERR(mvm, "Failed to allocate cab queue\n");
ret = -EIO;
goto exit_fail;