Messages in this thread | | | Date | Fri, 12 Nov 2021 14:41:18 +0800 | From | kernel test robot <> | Subject | drivers/net/wireless/mediatek/mt76/mt7915/mcu.c:2393:5: warning: no previous prototype for 'mt7915_mcu_set_fixed_rate' |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 5833291ab6de9c3e2374336b51c814e515e8f3a5 commit: 9a93364d6595358a11d07e7f4261ae263ae2a02a mt76: mt7915: rework debugfs fixed-rate knob date: 3 weeks ago config: ia64-randconfig-c003-20211025 (attached as .config) compiler: ia64-linux-gcc (GCC) 11.2.0 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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9a93364d6595358a11d07e7f4261ae263ae2a02a git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 9a93364d6595358a11d07e7f4261ae263ae2a02a # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=ia64
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> drivers/net/wireless/mediatek/mt76/mt7915/mcu.c:2393:5: warning: no previous prototype for 'mt7915_mcu_set_fixed_rate' [-Wmissing-prototypes] 2393 | int mt7915_mcu_set_fixed_rate(struct mt7915_dev *dev, | ^~~~~~~~~~~~~~~~~~~~~~~~~
vim +/mt7915_mcu_set_fixed_rate +2393 drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
e57b7901469fc0 Ryder Lee 2020-04-25 2392 9fac3c81eebd81 Ryder Lee 2020-04-25 @2393 int mt7915_mcu_set_fixed_rate(struct mt7915_dev *dev, 9fac3c81eebd81 Ryder Lee 2020-04-25 2394 struct ieee80211_sta *sta, u32 rate) 9fac3c81eebd81 Ryder Lee 2020-04-25 2395 { 9fac3c81eebd81 Ryder Lee 2020-04-25 2396 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; 9fac3c81eebd81 Ryder Lee 2020-04-25 2397 struct mt7915_vif *mvif = msta->vif; 9fac3c81eebd81 Ryder Lee 2020-04-25 2398 struct sta_rec_ra_fixed *ra; 9fac3c81eebd81 Ryder Lee 2020-04-25 2399 struct sk_buff *skb; 9fac3c81eebd81 Ryder Lee 2020-04-25 2400 struct tlv *tlv; 3e68af622254ba Ryder Lee 2020-05-12 2401 int len = sizeof(struct sta_req_hdr) + sizeof(*ra); 9fac3c81eebd81 Ryder Lee 2020-04-25 2402 3e68af622254ba Ryder Lee 2020-05-12 2403 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); 9fac3c81eebd81 Ryder Lee 2020-04-25 2404 if (IS_ERR(skb)) 9fac3c81eebd81 Ryder Lee 2020-04-25 2405 return PTR_ERR(skb); 9fac3c81eebd81 Ryder Lee 2020-04-25 2406 9fac3c81eebd81 Ryder Lee 2020-04-25 2407 tlv = mt7915_mcu_add_tlv(skb, STA_REC_RA_UPDATE, sizeof(*ra)); 9fac3c81eebd81 Ryder Lee 2020-04-25 2408 ra = (struct sta_rec_ra_fixed *)tlv; 9fac3c81eebd81 Ryder Lee 2020-04-25 2409 9fac3c81eebd81 Ryder Lee 2020-04-25 2410 if (!rate) { 9fac3c81eebd81 Ryder Lee 2020-04-25 2411 ra->field = cpu_to_le32(RATE_PARAM_AUTO); 9fac3c81eebd81 Ryder Lee 2020-04-25 2412 goto out; 9fac3c81eebd81 Ryder Lee 2020-04-25 2413 } 9fac3c81eebd81 Ryder Lee 2020-04-25 2414 4d2423326de9e9 Ryder Lee 2021-08-07 2415 ra->field = cpu_to_le32(RATE_PARAM_FIXED); 9fac3c81eebd81 Ryder Lee 2020-04-25 2416 ra->phy.type = FIELD_GET(RATE_CFG_PHY_TYPE, rate); 9fac3c81eebd81 Ryder Lee 2020-04-25 2417 ra->phy.bw = FIELD_GET(RATE_CFG_BW, rate); 9fac3c81eebd81 Ryder Lee 2020-04-25 2418 ra->phy.nss = FIELD_GET(RATE_CFG_NSS, rate); 9fac3c81eebd81 Ryder Lee 2020-04-25 2419 ra->phy.mcs = FIELD_GET(RATE_CFG_MCS, rate); 9fac3c81eebd81 Ryder Lee 2020-04-25 2420 ra->phy.stbc = FIELD_GET(RATE_CFG_STBC, rate); 9fac3c81eebd81 Ryder Lee 2020-04-25 2421 9fac3c81eebd81 Ryder Lee 2020-04-25 2422 if (ra->phy.bw) 9fac3c81eebd81 Ryder Lee 2020-04-25 2423 ra->phy.ldpc = 7; 9fac3c81eebd81 Ryder Lee 2020-04-25 2424 else 9fac3c81eebd81 Ryder Lee 2020-04-25 2425 ra->phy.ldpc = FIELD_GET(RATE_CFG_LDPC, rate) * 7; 9fac3c81eebd81 Ryder Lee 2020-04-25 2426 9fac3c81eebd81 Ryder Lee 2020-04-25 2427 /* HT/VHT - SGI: 1, LGI: 0; HE - SGI: 0, MGI: 1, LGI: 2 */ 4d2423326de9e9 Ryder Lee 2021-08-07 2428 if (ra->phy.type > MT_PHY_TYPE_VHT) { 4d2423326de9e9 Ryder Lee 2021-08-07 2429 ra->phy.he_ltf = FIELD_GET(RATE_CFG_HE_LTF, rate) * 85; 4d2423326de9e9 Ryder Lee 2021-08-07 2430 ra->phy.sgi = FIELD_GET(RATE_CFG_GI, rate) * 85; 4d2423326de9e9 Ryder Lee 2021-08-07 2431 } else { 4d2423326de9e9 Ryder Lee 2021-08-07 2432 ra->phy.sgi = FIELD_GET(RATE_CFG_GI, rate) * 15; 4d2423326de9e9 Ryder Lee 2021-08-07 2433 } 9fac3c81eebd81 Ryder Lee 2020-04-25 2434 9fac3c81eebd81 Ryder Lee 2020-04-25 2435 out: fa62d0e0080bca Felix Fietkau 2020-09-30 2436 return mt76_mcu_skb_send_msg(&dev->mt76, skb, c203dd62178084 Felix Fietkau 2021-01-06 2437 MCU_EXT_CMD(STA_REC_UPDATE), true); 9fac3c81eebd81 Ryder Lee 2020-04-25 2438 } 9fac3c81eebd81 Ryder Lee 2020-04-25 2439
:::::: The code at line 2393 was first introduced by commit :::::: 9fac3c81eebd81bbce8b050e15b03d3490841717 mt76: mt7915: set peer Tx fixed rate through debugfs
:::::: TO: Ryder Lee <ryder.lee@mediatek.com> :::::: CC: Felix Fietkau <nbd@nbd.name>
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