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iwlwifi: arrange max number of Tx queues

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This patch increases the max possible number of Tx queues, but leaves
current used number of queues as HW dependent

Signed-off-by: Ron Rindjunsky <ron.rindjunsky@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Ron Rindjunsky 2008-04-15 16:01:45 -07:00 committed by John W. Linville
parent 77bab6024c
commit dfe7d45840
6 changed files with 17 additions and 13 deletions
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2
drivers/net/wireless/iwlwifi/iwl-3945-hw.h
View file

@ -456,7 +456,7 @@ struct iwl3945_eeprom {
/* Size of uCode instruction memory in bootstrap state machine */
#define IWL_MAX_BSM_SIZE ALM_RTC_INST_SIZE
#define IWL_MAX_NUM_QUEUES 8
#define IWL39_MAX_NUM_QUEUES 8
static inline int iwl3945_hw_valid_rtc_data_addr(u32 addr)
{

2
drivers/net/wireless/iwlwifi/iwl-3945.h
View file

@ -687,6 +687,8 @@ enum {
#endif
#define IWL_MAX_NUM_QUEUES IWL39_MAX_NUM_QUEUES
struct iwl3945_priv {
/* ieee device used by generic ieee processing code */

10
drivers/net/wireless/iwlwifi/iwl-4965-hw.h
View file

@ -1385,10 +1385,10 @@ static inline __le32 iwl4965_hw_set_rate_n_flags(u8 rate, u16 flags)
* up to 7 DMA channels (FIFOs). Each Tx queue is supported by a circular array
* in DRAM containing 256 Transmit Frame Descriptors (TFDs).
*/
#define IWL4965_MAX_WIN_SIZE 64
#define IWL4965_QUEUE_SIZE 256
#define IWL4965_NUM_FIFOS 7
#define IWL_MAX_NUM_QUEUES 16
#define IWL4965_MAX_WIN_SIZE 64
#define IWL4965_QUEUE_SIZE 256
#define IWL4965_NUM_FIFOS 7
#define IWL4965_MAX_NUM_QUEUES 16
/**
@ -1553,7 +1553,7 @@ struct iwl4965_sched_queue_byte_cnt_tbl {
*/
struct iwl4965_shared {
struct iwl4965_sched_queue_byte_cnt_tbl
queues_byte_cnt_tbls[IWL_MAX_NUM_QUEUES];
queues_byte_cnt_tbls[IWL4965_MAX_NUM_QUEUES];
__le32 rb_closed;
/* __le32 rb_closed_stts_rb_num:12; */

8
drivers/net/wireless/iwlwifi/iwl-4965.c
View file

@ -46,7 +46,7 @@
/* module parameters */
static struct iwl_mod_params iwl4965_mod_params = {
.num_of_queues = IWL_MAX_NUM_QUEUES,
.num_of_queues = IWL4965_MAX_NUM_QUEUES,
.enable_qos = 1,
.amsdu_size_8K = 1,
/* the rest are 0 by default */
@ -2021,10 +2021,10 @@ int iwl4965_alive_notify(struct iwl_priv *priv)
int iwl4965_hw_set_hw_params(struct iwl_priv *priv)
{
if ((priv->cfg->mod_params->num_of_queues > IWL_MAX_NUM_QUEUES) ||
if ((priv->cfg->mod_params->num_of_queues > IWL4965_MAX_NUM_QUEUES) ||
(priv->cfg->mod_params->num_of_queues < IWL_MIN_NUM_QUEUES)) {
IWL_ERROR("invalid queues_num, should be between %d and %d\n",
IWL_MIN_NUM_QUEUES, IWL_MAX_NUM_QUEUES);
IWL_MIN_NUM_QUEUES, IWL4965_MAX_NUM_QUEUES);
return -EINVAL;
}
@ -4362,7 +4362,7 @@ static void iwl4965_rx_reply_compressed_ba(struct iwl_priv *priv,
* (in Tx queue's circular buffer) of first TFD/frame in window */
u16 ba_resp_scd_ssn = le16_to_cpu(ba_resp->scd_ssn);
if (scd_flow >= ARRAY_SIZE(priv->txq)) {
if (scd_flow >= priv->hw_params.max_txq_num) {
IWL_ERROR("BUG_ON scd_flow is bigger than number of queues");
return;
}

2
drivers/net/wireless/iwlwifi/iwl-4965.h
View file

@ -941,6 +941,8 @@ enum {
#endif
#define IWL_MAX_NUM_QUEUES 20 /* FIXME: do dynamic allocation */
struct iwl_priv {
/* ieee device used by generic ieee processing code */

6
drivers/net/wireless/iwlwifi/iwl3945-base.c
View file

@ -70,7 +70,7 @@ static int iwl3945_param_disable; /* def: 0 = enable radio */
static int iwl3945_param_antenna; /* def: 0 = both antennas (use diversity) */
int iwl3945_param_hwcrypto; /* def: 0 = use software encryption */
static int iwl3945_param_qos_enable = 1; /* def: 1 = use quality of service */
int iwl3945_param_queues_num = IWL_MAX_NUM_QUEUES; /* def: 8 Tx queues */
int iwl3945_param_queues_num = IWL39_MAX_NUM_QUEUES; /* def: 8 Tx queues */
/*
* module name, copyright, version, etc.
@ -7974,10 +7974,10 @@ static int iwl3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
iwl3945_hw_ops.hw_scan = NULL;
}
if ((iwl3945_param_queues_num > IWL_MAX_NUM_QUEUES) ||
if ((iwl3945_param_queues_num > IWL39_MAX_NUM_QUEUES) ||
(iwl3945_param_queues_num < IWL_MIN_NUM_QUEUES)) {
IWL_ERROR("invalid queues_num, should be between %d and %d\n",
IWL_MIN_NUM_QUEUES, IWL_MAX_NUM_QUEUES);
IWL_MIN_NUM_QUEUES, IWL39_MAX_NUM_QUEUES);
err = -EINVAL;
goto out;
}