| Message ID | 6f80d1b49a97d2a08f6ec45f335a1fc8de21ebb9.1671454422.git.sujuan.chen@mediatek.com (mailing list archive) |
|---|---|
| State | Changes Requested |
| Delegated to: | Felix Fietkau |
| Headers | show |
| Series | [v3] wifi: mt76: mt7915: add wds support when wed is enabled | expand |
Hi Sujuan,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on wireless-next/main]
[also build test ERROR on wireless/main linus/master next-20221220]
[cannot apply to v6.1]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Sujuan-Chen/wifi-mt76-mt7915-add-wds-support-when-wed-is-enabled/20221220-143454
base: https://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless-next.git main
patch link: https://lore.kernel.org/r/6f80d1b49a97d2a08f6ec45f335a1fc8de21ebb9.1671454422.git.sujuan.chen%40mediatek.com
patch subject: [PATCH,v3] wifi: mt76: mt7915: add wds support when wed is enabled
config: x86_64-allyesconfig
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel-lab-lkp/linux/commit/91549c10e7cbfff9de335774417ffa2c7197bd40
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Sujuan-Chen/wifi-mt76-mt7915-add-wds-support-when-wed-is-enabled/20221220-143454
git checkout 91549c10e7cbfff9de335774417ffa2c7197bd40
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
>> drivers/net/wireless/mediatek/mt76/mt7915/mcu.c:2320:26: error: no member named 'rev_id' in 'struct mtk_wed_device'
dev->mt76.mmio.wed.rev_id, 0);
~~~~~~~~~~~~~~~~~~ ^
1 error generated.
vim +2320 drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
2280
2281 int mt7915_mcu_init_firmware(struct mt7915_dev *dev)
2282 {
2283 int ret;
2284
2285 /* force firmware operation mode into normal state,
2286 * which should be set before firmware download stage.
2287 */
2288 mt76_wr(dev, MT_SWDEF_MODE, MT_SWDEF_NORMAL_MODE);
2289
2290 ret = mt7915_driver_own(dev, 0);
2291 if (ret)
2292 return ret;
2293 /* set driver own for band1 when two hif exist */
2294 if (dev->hif2) {
2295 ret = mt7915_driver_own(dev, 1);
2296 if (ret)
2297 return ret;
2298 }
2299
2300 ret = mt7915_load_firmware(dev);
2301 if (ret)
2302 return ret;
2303
2304 set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state);
2305 ret = mt7915_mcu_fw_log_2_host(dev, MCU_FW_LOG_WM, 0);
2306 if (ret)
2307 return ret;
2308
2309 ret = mt7915_mcu_fw_log_2_host(dev, MCU_FW_LOG_WA, 0);
2310 if (ret)
2311 return ret;
2312
2313 if (mtk_wed_device_active(&dev->mt76.mmio.wed)) {
2314 if (is_mt7915(&dev->mt76))
2315 ret = mt7915_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(CAPABILITY),
2316 0, 0, 0);
2317 else
2318 ret = mt7915_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(SET),
2319 MCU_WA_PARAM_WED_VERSION,
> 2320 dev->mt76.mmio.wed.rev_id, 0);
2321 if (ret)
2322 return ret;
2323 }
2324
2325 ret = mt7915_mcu_set_mwds(dev, 1);
2326 if (ret)
2327 return ret;
2328
2329 ret = mt7915_mcu_set_muru_ctrl(dev, MURU_SET_PLATFORM_TYPE,
2330 MURU_PLATFORM_TYPE_PERF_LEVEL_2);
2331 if (ret)
2332 return ret;
2333
2334 ret = mt7915_mcu_init_rx_airtime(dev);
2335 if (ret)
2336 return ret;
2337
2338 return mt7915_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(SET),
2339 MCU_WA_PARAM_RED, 0, 0);
2340 }
2341
Hello, What happened to this patch? Also does MT7996 need something like this patch to enable WDS+WED? Best regards, Shengyu 在 2022/12/20 14:27, Sujuan Chen 写道: > The current WED only supports 256 wcid, whereas mt7986 can support up to 512 entries, > so firmware provides a rule to get sta_info by DA when wcid is set to 0x3ff by txd. > Also, WED provides a register to overwrite txd wcid, that is, wcid[9:8] can > be overwritten by 0x3 and wcid[7:0] is set to 0xff by host driver. > > However, firmware is unable to get sta_info from DA as DA != RA for 4addr cases, > so firmware and wifi host driver both use wcid (256 - 271) and (768 ~ 783) > for sync up to get correct sta_info > > Tested-by: Sujuan Chen <sujuan.chen@mediatek.com> > Co-developed-by: Bo Jiao <bo.jiao@mediatek.com> > Signed-off-by: Bo Jiao <bo.jiao@mediatek.com> > Signed-off-by: Sujuan Chen <sujuan.chen@mediatek.com> > --- > v2: > - drop duplicate setting in mmio > - reduce the patch size by redefining mt76_wcid_alloc > v3: > - rework wds wcid getting flow > --- > drivers/net/wireless/mediatek/mt76/mt76.h | 9 +++++ > .../net/wireless/mediatek/mt76/mt7915/main.c | 32 ++++++++++++++-- > .../net/wireless/mediatek/mt76/mt7915/mcu.c | 13 ++++++- > .../net/wireless/mediatek/mt76/mt7915/mcu.h | 1 + > drivers/net/wireless/mediatek/mt76/util.c | 37 +++++++++++++++++-- > drivers/net/wireless/mediatek/mt76/util.h | 7 +++- > 6 files changed, 90 insertions(+), 9 deletions(-) > > diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h > index 1037d23bc4d0..24d7d59d6ca7 100644 > --- a/drivers/net/wireless/mediatek/mt76/mt76.h > +++ b/drivers/net/wireless/mediatek/mt76/mt76.h > @@ -27,6 +27,9 @@ > > #define MT76_TOKEN_FREE_THR 64 > > +#define MT76_WED_WDS_MIN 256 > +#define MT76_WED_WDS_MAX 272 > + > #define MT_QFLAG_WED_RING GENMASK(1, 0) > #define MT_QFLAG_WED_TYPE GENMASK(3, 2) > #define MT_QFLAG_WED BIT(4) > @@ -60,6 +63,12 @@ enum mt76_wed_type { > MT76_WED_Q_RX, > }; > > +enum mt76_wed_state { > + MT76_WED_DEFAULT, > + MT76_WED_ACTIVE, > + MT76_WED_WDS_ACTIVE, > +}; > + > struct mt76_bus_ops { > u32 (*rr)(struct mt76_dev *dev, u32 offset); > void (*wr)(struct mt76_dev *dev, u32 offset, u32 val); > diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/main.c b/drivers/net/wireless/mediatek/mt76/mt7915/main.c > index 0511d6a505b0..ce95cfa1300d 100644 > --- a/drivers/net/wireless/mediatek/mt76/mt7915/main.c > +++ b/drivers/net/wireless/mediatek/mt76/mt7915/main.c > @@ -664,8 +664,15 @@ int mt7915_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, > struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; > bool ext_phy = mvif->phy != &dev->phy; > int ret, idx; > + u8 flags = MT76_WED_DEFAULT; > > - idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT7915_WTBL_STA); > + if (mtk_wed_device_active(&dev->mt76.mmio.wed) && > + !is_mt7915(&dev->mt76)) { > + flags = test_bit(MT_WCID_FLAG_4ADDR, &msta->wcid.flags) ? > + MT76_WED_WDS_ACTIVE : MT76_WED_ACTIVE; > + } > + > + idx = __mt76_wcid_alloc(mdev->wcid_mask, MT7915_WTBL_STA, flags); > if (idx < 0) > return -ENOSPC; > > @@ -1115,12 +1122,27 @@ static void mt7915_sta_set_4addr(struct ieee80211_hw *hw, > { > struct mt7915_dev *dev = mt7915_hw_dev(hw); > struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; > + int min = MT76_WED_WDS_MIN, max = MT76_WED_WDS_MAX; > > if (enabled) > set_bit(MT_WCID_FLAG_4ADDR, &msta->wcid.flags); > else > clear_bit(MT_WCID_FLAG_4ADDR, &msta->wcid.flags); > > + if (mtk_wed_device_active(&dev->mt76.mmio.wed) && > + !is_mt7915(&dev->mt76) && > + (msta->wcid.idx < min || msta->wcid.idx > max - 1)) { > + struct ieee80211_sta *pre_sta; > + > + pre_sta = kzalloc(sizeof(*sta) + sizeof(*msta), GFP_KERNEL); > + mt76_sta_pre_rcu_remove(hw, vif, sta); > + memmove(pre_sta, sta, sizeof(*sta) + sizeof(*msta)); > + mt7915_sta_add(hw, vif, sta); > + synchronize_rcu(); > + mt7915_sta_remove(hw, vif, pre_sta); > + kfree(pre_sta); > + } > + > mt76_connac_mcu_wtbl_update_hdr_trans(&dev->mt76, vif, sta); > } > > @@ -1485,15 +1507,19 @@ mt7915_net_fill_forward_path(struct ieee80211_hw *hw, > if (!mtk_wed_device_active(wed)) > return -ENODEV; > > - if (msta->wcid.idx > 0xff) > + if (msta->wcid.idx > MT7915_WTBL_STA) > return -EIO; > > path->type = DEV_PATH_MTK_WDMA; > path->dev = ctx->dev; > path->mtk_wdma.wdma_idx = wed->wdma_idx; > path->mtk_wdma.bss = mvif->mt76.idx; > - path->mtk_wdma.wcid = is_mt7915(&dev->mt76) ? msta->wcid.idx : 0x3ff; > path->mtk_wdma.queue = phy != &dev->phy; > + if (test_bit(MT_WCID_FLAG_4ADDR, &msta->wcid.flags) || > + is_mt7915(&dev->mt76)) > + path->mtk_wdma.wcid = msta->wcid.idx; > + else > + path->mtk_wdma.wcid = 0x3ff; > > ctx->dev = NULL; > > diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c > index 37a3c1f082d9..c566ea0f5022 100644 > --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c > +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c > @@ -2323,8 +2323,17 @@ int mt7915_mcu_init_firmware(struct mt7915_dev *dev) > if (ret) > return ret; > > - if (mtk_wed_device_active(&dev->mt76.mmio.wed) && is_mt7915(&dev->mt76)) > - mt7915_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(CAPABILITY), 0, 0, 0); > + if (mtk_wed_device_active(&dev->mt76.mmio.wed)) { > + if (is_mt7915(&dev->mt76)) > + ret = mt7915_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(CAPABILITY), > + 0, 0, 0); > + else > + ret = mt7915_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(SET), > + MCU_WA_PARAM_WED_VERSION, > + dev->mt76.mmio.wed.rev_id, 0); > + if (ret) > + return ret; > + } > > ret = mt7915_mcu_set_mwds(dev, 1); > if (ret) > diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h > index 29b5434bfdb8..f96cdf1cc626 100644 > --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h > +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h > @@ -278,6 +278,7 @@ enum { > MCU_WA_PARAM_PDMA_RX = 0x04, > MCU_WA_PARAM_CPU_UTIL = 0x0b, > MCU_WA_PARAM_RED = 0x0e, > + MCU_WA_PARAM_WED_VERSION = 0x32, > }; > > enum mcu_mmps_mode { > diff --git a/drivers/net/wireless/mediatek/mt76/util.c b/drivers/net/wireless/mediatek/mt76/util.c > index 581964425468..0112f1bd7219 100644 > --- a/drivers/net/wireless/mediatek/mt76/util.c > +++ b/drivers/net/wireless/mediatek/mt76/util.c > @@ -42,9 +42,11 @@ bool __mt76_poll_msec(struct mt76_dev *dev, u32 offset, u32 mask, u32 val, > } > EXPORT_SYMBOL_GPL(__mt76_poll_msec); > > -int mt76_wcid_alloc(u32 *mask, int size) > +int __mt76_wcid_alloc(u32 *mask, int size, u8 flag) > { > int i, idx = 0, cur; > + int min = MT76_WED_WDS_MIN; > + int max = MT76_WED_WDS_MAX; > > for (i = 0; i < DIV_ROUND_UP(size, 32); i++) { > idx = ffs(~mask[i]); > @@ -53,16 +55,45 @@ int mt76_wcid_alloc(u32 *mask, int size) > > idx--; > cur = i * 32 + idx; > - if (cur >= size) > + > + switch (flag) { > + case MT76_WED_ACTIVE: > + if (cur >= min && cur < max) > + continue; > + > + if (cur >= size) { > + u32 end = max - min - 1; > + > + i = min / 32; > + idx = ffs(~mask[i] & GENMASK(end, 0)); > + if (!idx) > + goto error; > + idx--; > + cur = min + idx; > + } > + > break; > + case MT76_WED_WDS_ACTIVE: > + if (cur < min) > + continue; > + if (cur >= max) > + goto error; > + > + break; > + default: > + if (cur >= size) > + goto error; > + break; > + } > > mask[i] |= BIT(idx); > return cur; > } > > +error: > return -1; > } > -EXPORT_SYMBOL_GPL(mt76_wcid_alloc); > +EXPORT_SYMBOL_GPL(__mt76_wcid_alloc); > > int mt76_get_min_avg_rssi(struct mt76_dev *dev, bool ext_phy) > { > diff --git a/drivers/net/wireless/mediatek/mt76/util.h b/drivers/net/wireless/mediatek/mt76/util.h > index 260965dde94c..99b7263c0a20 100644 > --- a/drivers/net/wireless/mediatek/mt76/util.h > +++ b/drivers/net/wireless/mediatek/mt76/util.h > @@ -27,7 +27,12 @@ enum { > #define MT76_INCR(_var, _size) \ > (_var = (((_var) + 1) % (_size))) > > -int mt76_wcid_alloc(u32 *mask, int size); > +int __mt76_wcid_alloc(u32 *mask, int size, u8 flags); > + > +static inline int mt76_wcid_alloc(u32 *mask, int size) > +{ > + return __mt76_wcid_alloc(mask, size, 0); > +} > > static inline void > mt76_wcid_mask_set(u32 *mask, int idx)
diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h index 1037d23bc4d0..24d7d59d6ca7 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76.h +++ b/drivers/net/wireless/mediatek/mt76/mt76.h @@ -27,6 +27,9 @@ #define MT76_TOKEN_FREE_THR 64 +#define MT76_WED_WDS_MIN 256 +#define MT76_WED_WDS_MAX 272 + #define MT_QFLAG_WED_RING GENMASK(1, 0) #define MT_QFLAG_WED_TYPE GENMASK(3, 2) #define MT_QFLAG_WED BIT(4) @@ -60,6 +63,12 @@ enum mt76_wed_type { MT76_WED_Q_RX, }; +enum mt76_wed_state { + MT76_WED_DEFAULT, + MT76_WED_ACTIVE, + MT76_WED_WDS_ACTIVE, +}; + struct mt76_bus_ops { u32 (*rr)(struct mt76_dev *dev, u32 offset); void (*wr)(struct mt76_dev *dev, u32 offset, u32 val); diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/main.c b/drivers/net/wireless/mediatek/mt76/mt7915/main.c index 0511d6a505b0..ce95cfa1300d 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/main.c @@ -664,8 +664,15 @@ int mt7915_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; bool ext_phy = mvif->phy != &dev->phy; int ret, idx; + u8 flags = MT76_WED_DEFAULT; - idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT7915_WTBL_STA); + if (mtk_wed_device_active(&dev->mt76.mmio.wed) && + !is_mt7915(&dev->mt76)) { + flags = test_bit(MT_WCID_FLAG_4ADDR, &msta->wcid.flags) ? + MT76_WED_WDS_ACTIVE : MT76_WED_ACTIVE; + } + + idx = __mt76_wcid_alloc(mdev->wcid_mask, MT7915_WTBL_STA, flags); if (idx < 0) return -ENOSPC; @@ -1115,12 +1122,27 @@ static void mt7915_sta_set_4addr(struct ieee80211_hw *hw, { struct mt7915_dev *dev = mt7915_hw_dev(hw); struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; + int min = MT76_WED_WDS_MIN, max = MT76_WED_WDS_MAX; if (enabled) set_bit(MT_WCID_FLAG_4ADDR, &msta->wcid.flags); else clear_bit(MT_WCID_FLAG_4ADDR, &msta->wcid.flags); + if (mtk_wed_device_active(&dev->mt76.mmio.wed) && + !is_mt7915(&dev->mt76) && + (msta->wcid.idx < min || msta->wcid.idx > max - 1)) { + struct ieee80211_sta *pre_sta; + + pre_sta = kzalloc(sizeof(*sta) + sizeof(*msta), GFP_KERNEL); + mt76_sta_pre_rcu_remove(hw, vif, sta); + memmove(pre_sta, sta, sizeof(*sta) + sizeof(*msta)); + mt7915_sta_add(hw, vif, sta); + synchronize_rcu(); + mt7915_sta_remove(hw, vif, pre_sta); + kfree(pre_sta); + } + mt76_connac_mcu_wtbl_update_hdr_trans(&dev->mt76, vif, sta); } @@ -1485,15 +1507,19 @@ mt7915_net_fill_forward_path(struct ieee80211_hw *hw, if (!mtk_wed_device_active(wed)) return -ENODEV; - if (msta->wcid.idx > 0xff) + if (msta->wcid.idx > MT7915_WTBL_STA) return -EIO; path->type = DEV_PATH_MTK_WDMA; path->dev = ctx->dev; path->mtk_wdma.wdma_idx = wed->wdma_idx; path->mtk_wdma.bss = mvif->mt76.idx; - path->mtk_wdma.wcid = is_mt7915(&dev->mt76) ? msta->wcid.idx : 0x3ff; path->mtk_wdma.queue = phy != &dev->phy; + if (test_bit(MT_WCID_FLAG_4ADDR, &msta->wcid.flags) || + is_mt7915(&dev->mt76)) + path->mtk_wdma.wcid = msta->wcid.idx; + else + path->mtk_wdma.wcid = 0x3ff; ctx->dev = NULL; diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c index 37a3c1f082d9..c566ea0f5022 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c @@ -2323,8 +2323,17 @@ int mt7915_mcu_init_firmware(struct mt7915_dev *dev) if (ret) return ret; - if (mtk_wed_device_active(&dev->mt76.mmio.wed) && is_mt7915(&dev->mt76)) - mt7915_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(CAPABILITY), 0, 0, 0); + if (mtk_wed_device_active(&dev->mt76.mmio.wed)) { + if (is_mt7915(&dev->mt76)) + ret = mt7915_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(CAPABILITY), + 0, 0, 0); + else + ret = mt7915_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(SET), + MCU_WA_PARAM_WED_VERSION, + dev->mt76.mmio.wed.rev_id, 0); + if (ret) + return ret; + } ret = mt7915_mcu_set_mwds(dev, 1); if (ret) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h index 29b5434bfdb8..f96cdf1cc626 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h @@ -278,6 +278,7 @@ enum { MCU_WA_PARAM_PDMA_RX = 0x04, MCU_WA_PARAM_CPU_UTIL = 0x0b, MCU_WA_PARAM_RED = 0x0e, + MCU_WA_PARAM_WED_VERSION = 0x32, }; enum mcu_mmps_mode { diff --git a/drivers/net/wireless/mediatek/mt76/util.c b/drivers/net/wireless/mediatek/mt76/util.c index 581964425468..0112f1bd7219 100644 --- a/drivers/net/wireless/mediatek/mt76/util.c +++ b/drivers/net/wireless/mediatek/mt76/util.c @@ -42,9 +42,11 @@ bool __mt76_poll_msec(struct mt76_dev *dev, u32 offset, u32 mask, u32 val, } EXPORT_SYMBOL_GPL(__mt76_poll_msec); -int mt76_wcid_alloc(u32 *mask, int size) +int __mt76_wcid_alloc(u32 *mask, int size, u8 flag) { int i, idx = 0, cur; + int min = MT76_WED_WDS_MIN; + int max = MT76_WED_WDS_MAX; for (i = 0; i < DIV_ROUND_UP(size, 32); i++) { idx = ffs(~mask[i]); @@ -53,16 +55,45 @@ int mt76_wcid_alloc(u32 *mask, int size) idx--; cur = i * 32 + idx; - if (cur >= size) + + switch (flag) { + case MT76_WED_ACTIVE: + if (cur >= min && cur < max) + continue; + + if (cur >= size) { + u32 end = max - min - 1; + + i = min / 32; + idx = ffs(~mask[i] & GENMASK(end, 0)); + if (!idx) + goto error; + idx--; + cur = min + idx; + } + break; + case MT76_WED_WDS_ACTIVE: + if (cur < min) + continue; + if (cur >= max) + goto error; + + break; + default: + if (cur >= size) + goto error; + break; + } mask[i] |= BIT(idx); return cur; } +error: return -1; } -EXPORT_SYMBOL_GPL(mt76_wcid_alloc); +EXPORT_SYMBOL_GPL(__mt76_wcid_alloc); int mt76_get_min_avg_rssi(struct mt76_dev *dev, bool ext_phy) { diff --git a/drivers/net/wireless/mediatek/mt76/util.h b/drivers/net/wireless/mediatek/mt76/util.h index 260965dde94c..99b7263c0a20 100644 --- a/drivers/net/wireless/mediatek/mt76/util.h +++ b/drivers/net/wireless/mediatek/mt76/util.h @@ -27,7 +27,12 @@ enum { #define MT76_INCR(_var, _size) \ (_var = (((_var) + 1) % (_size))) -int mt76_wcid_alloc(u32 *mask, int size); +int __mt76_wcid_alloc(u32 *mask, int size, u8 flags); + +static inline int mt76_wcid_alloc(u32 *mask, int size) +{ + return __mt76_wcid_alloc(mask, size, 0); +} static inline void mt76_wcid_mask_set(u32 *mask, int idx)