diff options
| author | Arik Nemtsov <arik@wizery.com> | 2012-06-10 22:57:30 +0300 |
|---|---|---|
| committer | Luciano Coelho <coelho@ti.com> | 2012-06-21 16:48:04 +0300 |
| commit | 09aad14f6533d0db47b8077792fcb7c8fc881cf1 (patch) | |
| tree | bb0d11aff52f5313028404c3b90a6d82511bcf1c /drivers/net/wireless/ti | |
| parent | 2f18cf7c3b99779465def78318b4243d1f66cce8 (diff) | |
| download | blackbird-op-linux-09aad14f6533d0db47b8077792fcb7c8fc881cf1.tar.gz blackbird-op-linux-09aad14f6533d0db47b8077792fcb7c8fc881cf1.zip | |
wl18xx: increase Rx descriptors for PG2
New PG2 firmwares have additional Rx descriptors.
Add a module parameter to manually set the number of Rx descriptors for
older versions (PG1). We cannot discriminate based on chip-id, since
this value must be set on probe.
Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
Diffstat (limited to 'drivers/net/wireless/ti')
| -rw-r--r-- | drivers/net/wireless/ti/wl18xx/main.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/net/wireless/ti/wl18xx/main.c b/drivers/net/wireless/ti/wl18xx/main.c index d3f171ddebae..18cf19c12941 100644 --- a/drivers/net/wireless/ti/wl18xx/main.c +++ b/drivers/net/wireless/ti/wl18xx/main.c @@ -47,6 +47,7 @@ static char *ht_mode_param = "wide"; static char *board_type_param = "hdk"; static bool checksum_param = false; static bool enable_11a_param = true; +static int num_rx_desc_param = -1; /* phy paramters */ static int dc2dc_param = -1; @@ -1286,7 +1287,7 @@ static int __devinit wl18xx_probe(struct platform_device *pdev) wl->ptable = wl18xx_ptable; wl->rtable = wl18xx_rtable; wl->num_tx_desc = 32; - wl->num_rx_desc = 16; + wl->num_rx_desc = 32; wl->band_rate_to_idx = wl18xx_band_rate_to_idx; wl->hw_tx_rate_tbl_size = WL18XX_CONF_HW_RXTX_RATE_MAX; wl->hw_min_ht_rate = WL18XX_CONF_HW_RXTX_RATE_MCS0; @@ -1294,6 +1295,9 @@ static int __devinit wl18xx_probe(struct platform_device *pdev) wl->stats.fw_stats_len = sizeof(struct wl18xx_acx_statistics); wl->static_data_priv_len = sizeof(struct wl18xx_static_data_priv); + if (num_rx_desc_param != -1) + wl->num_rx_desc = num_rx_desc_param; + if (!strcmp(ht_mode_param, "wide")) { memcpy(&wl->ht_cap[IEEE80211_BAND_2GHZ], &wl18xx_siso40_ht_cap, @@ -1458,6 +1462,11 @@ module_param_named(pwr_limit_reference_11_abg, MODULE_PARM_DESC(pwr_limit_reference_11_abg, "Power limit reference: u8 " "(default is 0xc8)"); +module_param_named(num_rx_desc, + num_rx_desc_param, int, S_IRUSR); +MODULE_PARM_DESC(num_rx_desc_param, + "Number of Rx descriptors: u8 (default is 32)"); + MODULE_LICENSE("GPL v2"); MODULE_AUTHOR("Luciano Coelho <coelho@ti.com>"); MODULE_FIRMWARE(WL18XX_FW_NAME); |
