diff options
| author |   Pontus Fuchs <pontus.fuchs@gmail.com> | 2016-04-18 22:00:52 -0700 |
|---|---|---|
| committer |   Kalle Valo <kvalo@qca.qualcomm.com> | 2016-04-25 20:37:06 +0300 |
| commit | 20a779ede344a0b9778b7d5d9af76453d14474fc (patch) | |
| tree | 625fd646a3dc12d488f859c677adad5fa66728b1 /drivers/net/wireless/ath/wcn36xx/main.c | |
| parent | wcn36xx: Track association state (diff) | |
| download | linux-dev-20a779ede344a0b9778b7d5d9af76453d14474fc.tar.xz linux-dev-20a779ede344a0b9778b7d5d9af76453d14474fc.zip | |
wcn36xx: Implement multicast filtering
Pass the multicast list to FW.
This patch also adds a way to build the smd command in place. This is
needed because the MC list command is too big for the stack.
Signed-off-by: Pontus Fuchs <pontus.fuchs@gmail.com>
[bjorn: dropped FIF_PROMISC_IN_BSS usage]
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Diffstat (limited to 'drivers/net/wireless/ath/wcn36xx/main.c')
| -rw-r--r-- | drivers/net/wireless/ath/wcn36xx/main.c | 50 |
1 files changed, 47 insertions, 3 deletions
diff --git a/drivers/net/wireless/ath/wcn36xx/main.c b/drivers/net/wireless/ath/wcn36xx/main.c index 253cece1b660..c0ba7b0775b3 100644 --- a/drivers/net/wireless/ath/wcn36xx/main.c +++ b/drivers/net/wireless/ath/wcn36xx/main.c @@ -287,6 +287,7 @@ static int wcn36xx_start(struct ieee80211_hw *hw) } wcn36xx_detect_chip_version(wcn); + wcn36xx_smd_update_cfg(wcn, WCN36XX_HAL_CFG_ENABLE_MC_ADDR_LIST, 1); /* DMA channel initialization */ ret = wcn36xx_dxe_init(wcn); @@ -354,15 +355,57 @@ static int wcn36xx_config(struct ieee80211_hw *hw, u32 changed) return 0; } -#define WCN36XX_SUPPORTED_FILTERS (0) - static void wcn36xx_configure_filter(struct ieee80211_hw *hw, unsigned int changed, unsigned int *total, u64 multicast) { + struct wcn36xx_hal_rcv_flt_mc_addr_list_type *fp; + struct wcn36xx *wcn = hw->priv; + struct wcn36xx_vif *tmp; + struct ieee80211_vif *vif = NULL; + wcn36xx_dbg(WCN36XX_DBG_MAC, "mac configure filter\n"); - *total &= WCN36XX_SUPPORTED_FILTERS; + *total &= FIF_ALLMULTI; + + fp = (void *)(unsigned long)multicast; + list_for_each_entry(tmp, &wcn->vif_list, list) { + vif = wcn36xx_priv_to_vif(tmp); + + /* FW handles MC filtering only when connected as STA */ + if (*total & FIF_ALLMULTI) + wcn36xx_smd_set_mc_list(wcn, vif, NULL); + else if (NL80211_IFTYPE_STATION == vif->type && tmp->sta_assoc) + wcn36xx_smd_set_mc_list(wcn, vif, fp); + } + kfree(fp); +} + +static u64 wcn36xx_prepare_multicast(struct ieee80211_hw *hw, + struct netdev_hw_addr_list *mc_list) +{ + struct wcn36xx_hal_rcv_flt_mc_addr_list_type *fp; + struct netdev_hw_addr *ha; + + wcn36xx_dbg(WCN36XX_DBG_MAC, "mac prepare multicast list\n"); + fp = kzalloc(sizeof(*fp), GFP_ATOMIC); + if (!fp) { + wcn36xx_err("Out of memory setting filters.\n"); + return 0; + } + + fp->mc_addr_count = 0; + /* update multicast filtering parameters */ + if (netdev_hw_addr_list_count(mc_list) <= + WCN36XX_HAL_MAX_NUM_MULTICAST_ADDRESS) { + netdev_hw_addr_list_for_each(ha, mc_list) { + memcpy(fp->mc_addr[fp->mc_addr_count], + ha->addr, ETH_ALEN); + fp->mc_addr_count++; + } + } + + return (u64)(unsigned long)fp; } static void wcn36xx_tx(struct ieee80211_hw *hw, @@ -920,6 +963,7 @@ static const struct ieee80211_ops wcn36xx_ops = { .resume = wcn36xx_resume, #endif .config = wcn36xx_config, + .prepare_multicast = wcn36xx_prepare_multicast, .configure_filter = wcn36xx_configure_filter, .tx = wcn36xx_tx, .set_key = wcn36xx_set_key, |