From f30d7507a8116e2099a9135c873411db8c0a3dc6 Mon Sep 17 00:00:00 2001 From: Joe Perches Date: Wed, 4 Jan 2012 19:40:41 -0800 Subject: rtlwifi: Convert RT_TRACE macro to use ##__VA_ARGS__ Consolidate printks to avoid possible message interleaving and reduce the object size. Remove unnecessary RT_TRACE parentheses. Miscellaneous typo and grammar fixes. Add missing newlines to formats. Remove duplicate KERN_DEBUG prefixes. Coalesce formats. Align arguments. $ size drivers/net/wireless/rtlwifi/built-in.o* text data bss dec hex filename 594841 55333 129680 779854 be64e drivers/net/wireless/rtlwifi/built-in.o.new 607022 55333 138720 801075 c3933 drivers/net/wireless/rtlwifi/built-in.o.old Signed-off-by: Joe Perches Acked-by: Larry Finger Signed-off-by: John W. Linville --- drivers/net/wireless/rtlwifi/pci.c | 196 +++++++++++++++++-------------------- 1 file changed, 90 insertions(+), 106 deletions(-) (limited to 'drivers/net/wireless/rtlwifi/pci.c') diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c index 39e0907a3c4e..b52fef235754 100644 --- a/drivers/net/wireless/rtlwifi/pci.c +++ b/drivers/net/wireless/rtlwifi/pci.c @@ -170,7 +170,7 @@ static void _rtl_pci_update_default_setting(struct ieee80211_hw *hw) break; default: RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, - ("switch case not process\n")); + "switch case not processed\n"); break; } @@ -232,7 +232,7 @@ static void rtl_pci_disable_aspm(struct ieee80211_hw *hw) if (pcibridge_vendor == PCI_BRIDGE_VENDOR_UNKNOWN) { RT_TRACE(rtlpriv, COMP_POWER, DBG_TRACE, - ("PCI(Bridge) UNKNOWN.\n")); + "PCI(Bridge) UNKNOWN\n"); return; } @@ -286,7 +286,7 @@ static void rtl_pci_enable_aspm(struct ieee80211_hw *hw) if (pcibridge_vendor == PCI_BRIDGE_VENDOR_UNKNOWN) { RT_TRACE(rtlpriv, COMP_POWER, DBG_TRACE, - ("PCI(Bridge) UNKNOWN.\n")); + "PCI(Bridge) UNKNOWN\n"); return; } @@ -303,11 +303,10 @@ static void rtl_pci_enable_aspm(struct ieee80211_hw *hw) u_pcibridge_aspmsetting); RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, - ("PlatformEnableASPM():PciBridge busnumber[%x], " - "DevNumbe[%x], funcnumber[%x], Write reg[%x] = %x\n", - pcibridge_busnum, pcibridge_devnum, pcibridge_funcnum, - (pcipriv->ndis_adapter.pcibridge_pciehdr_offset + 0x10), - u_pcibridge_aspmsetting)); + "PlatformEnableASPM():PciBridge busnumber[%x], DevNumbe[%x], funcnumber[%x], Write reg[%x] = %x\n", + pcibridge_busnum, pcibridge_devnum, pcibridge_funcnum, + (pcipriv->ndis_adapter.pcibridge_pciehdr_offset + 0x10), + u_pcibridge_aspmsetting); udelay(50); @@ -382,9 +381,8 @@ static void rtl_pci_parse_configuration(struct pci_dev *pdev, pci_read_config_byte(pdev, pos + PCI_EXP_LNKCTL, &linkctrl_reg); pcipriv->ndis_adapter.linkctrl_reg = linkctrl_reg; - RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, - ("Link Control Register =%x\n", - pcipriv->ndis_adapter.linkctrl_reg)); + RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, "Link Control Register =%x\n", + pcipriv->ndis_adapter.linkctrl_reg); pci_read_config_byte(pdev, 0x98, &tmp); tmp |= BIT(4); @@ -551,11 +549,10 @@ static void _rtl_pci_tx_isr(struct ieee80211_hw *hw, int prio) skb_pull(skb, EM_HDR_LEN); RT_TRACE(rtlpriv, (COMP_INTR | COMP_SEND), DBG_TRACE, - ("new ring->idx:%d, " - "free: skb_queue_len:%d, free: seq:%x\n", - ring->idx, - skb_queue_len(&ring->queue), - *(u16 *) (skb->data + 22))); + "new ring->idx:%d, free: skb_queue_len:%d, free: seq:%x\n", + ring->idx, + skb_queue_len(&ring->queue), + *(u16 *) (skb->data + 22)); if (prio == TXCMD_QUEUE) { dev_kfree_skb(skb); @@ -593,11 +590,9 @@ static void _rtl_pci_tx_isr(struct ieee80211_hw *hw, int prio) == 2) { RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD, - ("more desc left, wake" - "skb_queue@%d,ring->idx = %d," - "skb_queue_len = 0x%d\n", - prio, ring->idx, - skb_queue_len(&ring->queue))); + "more desc left, wake skb_queue@%d, ring->idx = %d, skb_queue_len = 0x%d\n", + prio, ring->idx, + skb_queue_len(&ring->queue)); ieee80211_wake_queue(hw, skb_get_queue_mapping @@ -709,9 +704,8 @@ static void _rtl_pci_rx_interrupt(struct ieee80211_hw *hw) new_skb = dev_alloc_skb(rtlpci->rxbuffersize); if (unlikely(!new_skb)) { - RT_TRACE(rtlpriv, (COMP_INTR | COMP_RECV), - DBG_DMESG, - ("can't alloc skb for rx\n")); + RT_TRACE(rtlpriv, (COMP_INTR | COMP_RECV), DBG_DMESG, + "can't alloc skb for rx\n"); goto done; } @@ -796,38 +790,37 @@ static irqreturn_t _rtl_pci_interrupt(int irq, void *dev_id) /*<1> beacon related */ if (inta & rtlpriv->cfg->maps[RTL_IMR_TBDOK]) { RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, - ("beacon ok interrupt!\n")); + "beacon ok interrupt!\n"); } if (unlikely(inta & rtlpriv->cfg->maps[RTL_IMR_TBDER])) { RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, - ("beacon err interrupt!\n")); + "beacon err interrupt!\n"); } if (inta & rtlpriv->cfg->maps[RTL_IMR_BDOK]) { - RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, - ("beacon interrupt!\n")); + RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, "beacon interrupt!\n"); } if (inta & rtlpriv->cfg->maps[RTL_IMR_BcnInt]) { RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, - ("prepare beacon for interrupt!\n")); + "prepare beacon for interrupt!\n"); tasklet_schedule(&rtlpriv->works.irq_prepare_bcn_tasklet); } /*<3> Tx related */ if (unlikely(inta & rtlpriv->cfg->maps[RTL_IMR_TXFOVW])) - RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, ("IMR_TXFOVW!\n")); + RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, "IMR_TXFOVW!\n"); if (inta & rtlpriv->cfg->maps[RTL_IMR_MGNTDOK]) { RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, - ("Manage ok interrupt!\n")); + "Manage ok interrupt!\n"); _rtl_pci_tx_isr(hw, MGNT_QUEUE); } if (inta & rtlpriv->cfg->maps[RTL_IMR_HIGHDOK]) { RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, - ("HIGH_QUEUE ok interrupt!\n")); + "HIGH_QUEUE ok interrupt!\n"); _rtl_pci_tx_isr(hw, HIGH_QUEUE); } @@ -835,7 +828,7 @@ static irqreturn_t _rtl_pci_interrupt(int irq, void *dev_id) rtlpriv->link_info.num_tx_inperiod++; RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, - ("BK Tx OK interrupt!\n")); + "BK Tx OK interrupt!\n"); _rtl_pci_tx_isr(hw, BK_QUEUE); } @@ -843,7 +836,7 @@ static irqreturn_t _rtl_pci_interrupt(int irq, void *dev_id) rtlpriv->link_info.num_tx_inperiod++; RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, - ("BE TX OK interrupt!\n")); + "BE TX OK interrupt!\n"); _rtl_pci_tx_isr(hw, BE_QUEUE); } @@ -851,7 +844,7 @@ static irqreturn_t _rtl_pci_interrupt(int irq, void *dev_id) rtlpriv->link_info.num_tx_inperiod++; RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, - ("VI TX OK interrupt!\n")); + "VI TX OK interrupt!\n"); _rtl_pci_tx_isr(hw, VI_QUEUE); } @@ -859,7 +852,7 @@ static irqreturn_t _rtl_pci_interrupt(int irq, void *dev_id) rtlpriv->link_info.num_tx_inperiod++; RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, - ("Vo TX OK interrupt!\n")); + "Vo TX OK interrupt!\n"); _rtl_pci_tx_isr(hw, VO_QUEUE); } @@ -868,25 +861,25 @@ static irqreturn_t _rtl_pci_interrupt(int irq, void *dev_id) rtlpriv->link_info.num_tx_inperiod++; RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, - ("CMD TX OK interrupt!\n")); + "CMD TX OK interrupt!\n"); _rtl_pci_tx_isr(hw, TXCMD_QUEUE); } } /*<2> Rx related */ if (inta & rtlpriv->cfg->maps[RTL_IMR_ROK]) { - RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, ("Rx ok interrupt!\n")); + RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, "Rx ok interrupt!\n"); _rtl_pci_rx_interrupt(hw); } if (unlikely(inta & rtlpriv->cfg->maps[RTL_IMR_RDU])) { RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, - ("rx descriptor unavailable!\n")); + "rx descriptor unavailable!\n"); _rtl_pci_rx_interrupt(hw); } if (unlikely(inta & rtlpriv->cfg->maps[RTL_IMR_RXFOVW])) { - RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, ("rx overflow !\n")); + RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, "rx overflow !\n"); _rtl_pci_rx_interrupt(hw); } @@ -1028,7 +1021,7 @@ static int _rtl_pci_init_tx_ring(struct ieee80211_hw *hw, if (!ring || (unsigned long)ring & 0xFF) { RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, - ("Cannot allocate TX ring (prio = %d)\n", prio)); + "Cannot allocate TX ring (prio = %d)\n", prio); return -ENOMEM; } @@ -1039,8 +1032,8 @@ static int _rtl_pci_init_tx_ring(struct ieee80211_hw *hw, rtlpci->tx_ring[prio].entries = entries; skb_queue_head_init(&rtlpci->tx_ring[prio].queue); - RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, - ("queue:%d, ring_addr:%p\n", prio, ring)); + RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, "queue:%d, ring_addr:%p\n", + prio, ring); for (i = 0; i < entries; i++) { nextdescaddress = (u32) dma + @@ -1078,7 +1071,7 @@ static int _rtl_pci_init_rx_ring(struct ieee80211_hw *hw) if (!rtlpci->rx_ring[rx_queue_idx].desc || (unsigned long)rtlpci->rx_ring[rx_queue_idx].desc & 0xFF) { RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, - ("Cannot allocate RX ring\n")); + "Cannot allocate RX ring\n"); return -ENOMEM; } @@ -1355,7 +1348,7 @@ static int rtl_pci_tx(struct ieee80211_hw *hw, struct sk_buff *skb, u8 temp_one = 1; if (ieee80211_is_auth(fc)) { - RT_TRACE(rtlpriv, COMP_SEND, DBG_DMESG, ("MAC80211_LINKING\n")); + RT_TRACE(rtlpriv, COMP_SEND, DBG_DMESG, "MAC80211_LINKING\n"); rtl_ips_nic_on(hw); } @@ -1388,10 +1381,9 @@ static int rtl_pci_tx(struct ieee80211_hw *hw, struct sk_buff *skb, if ((own == 1) && (hw_queue != BEACON_QUEUE)) { RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, - ("No more TX desc@%d, ring->idx = %d," - "idx = %d, skb_queue_len = 0x%d\n", - hw_queue, ring->idx, idx, - skb_queue_len(&ring->queue))); + "No more TX desc@%d, ring->idx = %d, idx = %d, skb_queue_len = 0x%d\n", + hw_queue, ring->idx, idx, + skb_queue_len(&ring->queue)); spin_unlock_irqrestore(&rtlpriv->locks.irq_th_lock, flags); return skb->len; @@ -1426,11 +1418,9 @@ static int rtl_pci_tx(struct ieee80211_hw *hw, struct sk_buff *skb, hw_queue != BEACON_QUEUE) { RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD, - ("less desc left, stop skb_queue@%d, " - "ring->idx = %d," - "idx = %d, skb_queue_len = 0x%d\n", - hw_queue, ring->idx, idx, - skb_queue_len(&ring->queue))); + "less desc left, stop skb_queue@%d, ring->idx = %d, idx = %d, skb_queue_len = 0x%d\n", + hw_queue, ring->idx, idx, + skb_queue_len(&ring->queue)); ieee80211_stop_queue(hw, skb_get_queue_mapping(skb)); } @@ -1497,7 +1487,7 @@ static int rtl_pci_init(struct ieee80211_hw *hw, struct pci_dev *pdev) err = _rtl_pci_init_trx_ring(hw); if (err) { RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, - ("tx ring initialization failed")); + "tx ring initialization failed\n"); return err; } @@ -1519,12 +1509,12 @@ static int rtl_pci_start(struct ieee80211_hw *hw) err = rtlpriv->cfg->ops->hw_init(hw); if (err) { RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, - ("Failed to config hardware!\n")); + "Failed to config hardware!\n"); return err; } rtlpriv->cfg->ops->enable_interrupt(hw); - RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, ("enable_interrupt OK\n")); + RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, "enable_interrupt OK\n"); rtl_init_rx_config(hw); @@ -1535,7 +1525,7 @@ static int rtl_pci_start(struct ieee80211_hw *hw) rtlpci->up_first_time = false; - RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, ("OK\n")); + RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "OK\n"); return 0; } @@ -1622,20 +1612,20 @@ static bool _rtl_pci_find_adapter(struct pci_dev *pdev, switch (revisionid) { case RTL_PCI_REVISION_ID_8192PCIE: RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, - ("8192 PCI-E is found - " - "vid/did=%x/%x\n", venderid, deviceid)); + "8192 PCI-E is found - vid/did=%x/%x\n", + venderid, deviceid); rtlhal->hw_type = HARDWARE_TYPE_RTL8192E; break; case RTL_PCI_REVISION_ID_8192SE: RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, - ("8192SE is found - " - "vid/did=%x/%x\n", venderid, deviceid)); + "8192SE is found - vid/did=%x/%x\n", + venderid, deviceid); rtlhal->hw_type = HARDWARE_TYPE_RTL8192SE; break; default: RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, - ("Err: Unknown device - " - "vid/did=%x/%x\n", venderid, deviceid)); + "Err: Unknown device - vid/did=%x/%x\n", + venderid, deviceid); rtlhal->hw_type = HARDWARE_TYPE_RTL8192SE; break; @@ -1646,18 +1636,18 @@ static bool _rtl_pci_find_adapter(struct pci_dev *pdev, deviceid == RTL_PCI_8188CE_DID) { rtlhal->hw_type = HARDWARE_TYPE_RTL8192CE; RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, - ("8192C PCI-E is found - " - "vid/did=%x/%x\n", venderid, deviceid)); + "8192C PCI-E is found - vid/did=%x/%x\n", + venderid, deviceid); } else if (deviceid == RTL_PCI_8192DE_DID || deviceid == RTL_PCI_8192DE_DID2) { rtlhal->hw_type = HARDWARE_TYPE_RTL8192DE; RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, - ("8192D PCI-E is found - " - "vid/did=%x/%x\n", venderid, deviceid)); + "8192D PCI-E is found - vid/did=%x/%x\n", + venderid, deviceid); } else { RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, - ("Err: Unknown device -" - " vid/did=%x/%x\n", venderid, deviceid)); + "Err: Unknown device - vid/did=%x/%x\n", + venderid, deviceid); rtlhal->hw_type = RTL_DEFAULT_HARDWARE_TYPE; } @@ -1665,19 +1655,18 @@ static bool _rtl_pci_find_adapter(struct pci_dev *pdev, if (rtlhal->hw_type == HARDWARE_TYPE_RTL8192DE) { if (revisionid == 0 || revisionid == 1) { if (revisionid == 0) { - RT_TRACE(rtlpriv, COMP_INIT, - DBG_LOUD, ("Find 92DE MAC0.\n")); + RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, + "Find 92DE MAC0\n"); rtlhal->interfaceindex = 0; } else if (revisionid == 1) { RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, - ("Find 92DE MAC1.\n")); + "Find 92DE MAC1\n"); rtlhal->interfaceindex = 1; } } else { RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, - ("Unknown device - " - "VendorID/DeviceID=%x/%x, Revision=%x\n", - venderid, deviceid, revisionid)); + "Unknown device - VendorID/DeviceID=%x/%x, Revision=%x\n", + venderid, deviceid, revisionid); rtlhal->interfaceindex = 0; } } @@ -1693,8 +1682,8 @@ static bool _rtl_pci_find_adapter(struct pci_dev *pdev, if (bridge_pdev->vendor == pcibridge_vendors[tmp]) { pcipriv->ndis_adapter.pcibridge_vendor = tmp; RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, - ("Pci Bridge Vendor is found index:" - " %d\n", tmp)); + "Pci Bridge Vendor is found index: %d\n", + tmp); break; } } @@ -1723,23 +1712,21 @@ static bool _rtl_pci_find_adapter(struct pci_dev *pdev, } RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, - ("pcidev busnumber:devnumber:funcnumber:" - "vendor:link_ctl %d:%d:%d:%x:%x\n", - pcipriv->ndis_adapter.busnumber, - pcipriv->ndis_adapter.devnumber, - pcipriv->ndis_adapter.funcnumber, - pdev->vendor, pcipriv->ndis_adapter.linkctrl_reg)); + "pcidev busnumber:devnumber:funcnumber:vendor:link_ctl %d:%d:%d:%x:%x\n", + pcipriv->ndis_adapter.busnumber, + pcipriv->ndis_adapter.devnumber, + pcipriv->ndis_adapter.funcnumber, + pdev->vendor, pcipriv->ndis_adapter.linkctrl_reg); RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, - ("pci_bridge busnumber:devnumber:funcnumber:vendor:" - "pcie_cap:link_ctl_reg:amd %d:%d:%d:%x:%x:%x:%x\n", - pcipriv->ndis_adapter.pcibridge_busnum, - pcipriv->ndis_adapter.pcibridge_devnum, - pcipriv->ndis_adapter.pcibridge_funcnum, - pcibridge_vendors[pcipriv->ndis_adapter.pcibridge_vendor], - pcipriv->ndis_adapter.pcibridge_pciehdr_offset, - pcipriv->ndis_adapter.pcibridge_linkctrlreg, - pcipriv->ndis_adapter.amd_l1_patch)); + "pci_bridge busnumber:devnumber:funcnumber:vendor:pcie_cap:link_ctl_reg:amd %d:%d:%d:%x:%x:%x:%x\n", + pcipriv->ndis_adapter.pcibridge_busnum, + pcipriv->ndis_adapter.pcibridge_devnum, + pcipriv->ndis_adapter.pcibridge_funcnum, + pcibridge_vendors[pcipriv->ndis_adapter.pcibridge_vendor], + pcipriv->ndis_adapter.pcibridge_pciehdr_offset, + pcipriv->ndis_adapter.pcibridge_linkctrlreg, + pcipriv->ndis_adapter.amd_l1_patch); rtl_pci_parse_configuration(pdev, hw); @@ -1828,10 +1815,9 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, } RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, - ("mem mapped space: start: 0x%08lx len:%08lx " - "flags:%08lx, after map:0x%08lx\n", - pmem_start, pmem_len, pmem_flags, - rtlpriv->io.pci_mem_start)); + "mem mapped space: start: 0x%08lx len:%08lx flags:%08lx, after map:0x%08lx\n", + pmem_start, pmem_len, pmem_flags, + rtlpriv->io.pci_mem_start); /* Disable Clk Request */ pci_write_config_byte(pdev, 0x81, 0); @@ -1851,8 +1837,7 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, rtlpriv->cfg->ops->read_eeprom_info(hw); if (rtlpriv->cfg->ops->init_sw_vars(hw)) { - RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, - ("Can't init_sw_vars.\n")); + RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "Can't init_sw_vars\n"); goto fail3; } @@ -1865,22 +1850,21 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, err = rtl_init_core(hw); if (err) { RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, - ("Can't allocate sw for mac80211.\n")); + "Can't allocate sw for mac80211\n"); goto fail3; } /* Init PCI sw */ err = !rtl_pci_init(hw, pdev); if (err) { - RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, - ("Failed to init PCI.\n")); + RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "Failed to init PCI\n"); goto fail3; } err = ieee80211_register_hw(hw); if (err) { RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, - ("Can't register mac80211 hw.\n")); + "Can't register mac80211 hw\n"); goto fail3; } else { rtlpriv->mac80211.mac80211_registered = 1; @@ -1889,7 +1873,7 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, err = sysfs_create_group(&pdev->dev.kobj, &rtl_attribute_group); if (err) { RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, - ("failed to create sysfs device attributes\n")); + "failed to create sysfs device attributes\n"); goto fail3; } @@ -1901,8 +1885,8 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, IRQF_SHARED, KBUILD_MODNAME, hw); if (err) { RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, - ("%s: failed to register IRQ handler\n", - wiphy_name(hw->wiphy))); + "%s: failed to register IRQ handler\n", + wiphy_name(hw->wiphy)); goto fail3; } else { rtlpci->irq_alloc = 1; -- cgit v1.2.3 From 9d833ed752e91c71792dd8ebfd0f865e6a568a37 Mon Sep 17 00:00:00 2001 From: Joe Perches Date: Wed, 4 Jan 2012 19:40:43 -0800 Subject: rtlwifi: Convert RT_ASSERT macro to use ##__VA_ARGS__ Consolidate printks to avoid possible message interleaving and reduce the object size. Remove unnecessary RT_ASSERT parentheses. Align arguments. Coalesce formats. Remove unnecessary __func__ use as the macro uses it. $ size drivers/net/wireless/rtlwifi/built-in.o* text data bss dec hex filename 588901 55333 127216 771450 bc57a drivers/net/wireless/rtlwifi/built-in.o.new 590002 55333 127560 772895 bcb1f drivers/net/wireless/rtlwifi/built-in.o.old Signed-off-by: Joe Perches Acked-by: Larry Finger Signed-off-by: John W. Linville --- drivers/net/wireless/rtlwifi/pci.c | 15 +++++++-------- 1 file changed, 7 insertions(+), 8 deletions(-) (limited to 'drivers/net/wireless/rtlwifi/pci.c') diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c index b52fef235754..3c4ae5d9de4f 100644 --- a/drivers/net/wireless/rtlwifi/pci.c +++ b/drivers/net/wireless/rtlwifi/pci.c @@ -1746,16 +1746,15 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, err = pci_enable_device(pdev); if (err) { - RT_ASSERT(false, - ("%s : Cannot enable new PCI device\n", - pci_name(pdev))); + RT_ASSERT(false, "%s : Cannot enable new PCI device\n", + pci_name(pdev)); return err; } if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) { if (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32))) { - RT_ASSERT(false, ("Unable to obtain 32bit DMA " - "for consistent allocations\n")); + RT_ASSERT(false, + "Unable to obtain 32bit DMA for consistent allocations\n"); pci_disable_device(pdev); return -ENOMEM; } @@ -1767,7 +1766,7 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, sizeof(struct rtl_priv), &rtl_ops); if (!hw) { RT_ASSERT(false, - ("%s : ieee80211 alloc failed\n", pci_name(pdev))); + "%s : ieee80211 alloc failed\n", pci_name(pdev)); err = -ENOMEM; goto fail1; } @@ -1797,7 +1796,7 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, /* MEM map */ err = pci_request_regions(pdev, KBUILD_MODNAME); if (err) { - RT_ASSERT(false, ("Can't obtain PCI resources\n")); + RT_ASSERT(false, "Can't obtain PCI resources\n"); return err; } @@ -1810,7 +1809,7 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, (unsigned long)pci_iomap(pdev, rtlpriv->cfg->bar_id, pmem_len); if (rtlpriv->io.pci_mem_start == 0) { - RT_ASSERT(false, ("Can't map PCI mem\n")); + RT_ASSERT(false, "Can't map PCI mem\n"); goto fail2; } -- cgit v1.2.3 From 76a92be537f1c8c259e393632301446257ca3ea9 Mon Sep 17 00:00:00 2001 From: Larry Finger Date: Sat, 7 Jan 2012 20:46:40 -0600 Subject: rtlwifi: rtl8192c_common: rtl8192de: Check for allocation failures In https://bugzilla.redhat.com/show_bug.cgi?id=771656, a kernel bug was triggered due to a failed skb allocation that was not checked. This event lead to an audit of all memory allocations in the complete rtlwifi family of drivers. This patch fixes the rest. Signed-off-by: Larry Finger Cc: Stable Signed-off-by: John W. Linville --- drivers/net/wireless/rtlwifi/pci.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/net/wireless/rtlwifi/pci.c') diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c index 3c4ae5d9de4f..8758b3db0723 100644 --- a/drivers/net/wireless/rtlwifi/pci.c +++ b/drivers/net/wireless/rtlwifi/pci.c @@ -652,6 +652,8 @@ static void _rtl_receive_one(struct ieee80211_hw *hw, struct sk_buff *skb, return; uskb = dev_alloc_skb(skb->len + 128); + if (!uskb) + return; /* exit if allocation failed */ memcpy(IEEE80211_SKB_RXCB(uskb), &rx_status, sizeof(rx_status)); pdata = (u8 *)skb_put(uskb, skb->len); memcpy(pdata, skb->data, skb->len); -- cgit v1.2.3 From a8d760668eebc98915383481cb3d9eaf74c2a615 Mon Sep 17 00:00:00 2001 From: Larry Finger Date: Sat, 7 Jan 2012 20:46:42 -0600 Subject: rtlwifi: Update copyright dates Signed-off-by: Larry Finger Signed-off-by: John W. Linville --- drivers/net/wireless/rtlwifi/pci.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net/wireless/rtlwifi/pci.c') diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c index 8758b3db0723..4326fd1e3190 100644 --- a/drivers/net/wireless/rtlwifi/pci.c +++ b/drivers/net/wireless/rtlwifi/pci.c @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2009-2010 Realtek Corporation. + * Copyright(c) 2009-2012 Realtek Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms of version 2 of the GNU General Public License as -- cgit v1.2.3 From d273bb20c00340748e3ca9730f87524ec5abbd64 Mon Sep 17 00:00:00 2001 From: Larry Finger Date: Fri, 27 Jan 2012 13:59:25 -0600 Subject: rtlwifi: Move pr_fmt macros to a single location Although the rtlwifi family of devices contains 11 copies of the pr_fmt macro, the macro is not defined for all routines that need it. By moving the macro to wifi.h, a single copy is available for all routines. Signed-off-by: Larry Finger Signed-off-by: John W. Linville --- drivers/net/wireless/rtlwifi/pci.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/net/wireless/rtlwifi/pci.c') diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c index 4326fd1e3190..e4d1dcfe8299 100644 --- a/drivers/net/wireless/rtlwifi/pci.c +++ b/drivers/net/wireless/rtlwifi/pci.c @@ -27,13 +27,13 @@ * *****************************************************************************/ -#include -#include "core.h" #include "wifi.h" +#include "core.h" #include "pci.h" #include "base.h" #include "ps.h" #include "efuse.h" +#include static const u16 pcibridge_vendors[PCI_BRIDGE_VENDOR_MAX] = { PCI_VENDOR_ID_INTEL, -- cgit v1.2.3 From b0302aba812bcc39291cdab9ad7e37008f352a91 Mon Sep 17 00:00:00 2001 From: Larry Finger Date: Mon, 30 Jan 2012 09:54:49 -0600 Subject: rtlwifi: Convert to asynchronous firmware load This patch addresses a kernel bugzilla report and two recent mail threads. The kernel bugzilla report is https://bugzilla.kernel.org/show_bug.cgi?id=42632, which reports a udev timeout on boot. The first mail thread, which was on LKML (http://lkml.indiana.edu/hypermail/ linux/kernel/1112.3/00965.html) was for a WARNING that occurs after a suspend/resume cycle for rtl8192cu. The scond mail thread (http://marc.info/?l=linux-wireless&m=132655490826766&w=2) concerned changes in udev that break drivers that delay while firmware is loaded on modprobe. This patch converts all rtlwifi-based drivers to use the asynchronous firmware loading mechanism. Drivers rtl8192ce, rtl8192cu and rtl8192de share a common callback routine. Driver rtl8192se needs different handling of the firmware, thus it has its own code. Signed-off-by: Larry Finger Cc: Stable Signed-off-by: John W. Linville --- drivers/net/wireless/rtlwifi/pci.c | 26 +++++++++----------------- 1 file changed, 9 insertions(+), 17 deletions(-) (limited to 'drivers/net/wireless/rtlwifi/pci.c') diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c index e4d1dcfe8299..5cb2199435d2 100644 --- a/drivers/net/wireless/rtlwifi/pci.c +++ b/drivers/net/wireless/rtlwifi/pci.c @@ -1565,6 +1565,9 @@ static void rtl_pci_stop(struct ieee80211_hw *hw) rtlpci->driver_is_goingto_unload = true; rtlpriv->cfg->ops->hw_disable(hw); + /* some things are not needed if firmware not available */ + if (!rtlpriv->max_fw_size) + return; rtlpriv->cfg->ops->led_control(hw, LED_CTL_POWER_OFF); spin_lock_irqsave(&rtlpriv->locks.rf_ps_lock, flags); @@ -1779,6 +1782,7 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, rtlpriv = hw->priv; pcipriv = (void *)rtlpriv->priv; pcipriv->dev.pdev = pdev; + init_completion(&rtlpriv->firmware_loading_complete); /* init cfg & intf_ops */ rtlpriv->rtlhal.interface = INTF_PCI; @@ -1799,7 +1803,7 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, err = pci_request_regions(pdev, KBUILD_MODNAME); if (err) { RT_ASSERT(false, "Can't obtain PCI resources\n"); - return err; + goto fail2; } pmem_start = pci_resource_start(pdev, rtlpriv->cfg->bar_id); @@ -1862,15 +1866,6 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, goto fail3; } - err = ieee80211_register_hw(hw); - if (err) { - RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, - "Can't register mac80211 hw\n"); - goto fail3; - } else { - rtlpriv->mac80211.mac80211_registered = 1; - } - err = sysfs_create_group(&pdev->dev.kobj, &rtl_attribute_group); if (err) { RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, @@ -1878,9 +1873,6 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, goto fail3; } - /*init rfkill */ - rtl_init_rfkill(hw); - rtlpci = rtl_pcidev(pcipriv); err = request_irq(rtlpci->pdev->irq, &_rtl_pci_interrupt, IRQF_SHARED, KBUILD_MODNAME, hw); @@ -1889,24 +1881,22 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, "%s: failed to register IRQ handler\n", wiphy_name(hw->wiphy)); goto fail3; - } else { - rtlpci->irq_alloc = 1; } + rtlpci->irq_alloc = 1; - set_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status); return 0; fail3: pci_set_drvdata(pdev, NULL); rtl_deinit_core(hw); _rtl_pci_io_handler_release(hw); - ieee80211_free_hw(hw); if (rtlpriv->io.pci_mem_start != 0) pci_iounmap(pdev, (void __iomem *)rtlpriv->io.pci_mem_start); fail2: pci_release_regions(pdev); + complete(&rtlpriv->firmware_loading_complete); fail1: @@ -1925,6 +1915,8 @@ void rtl_pci_disconnect(struct pci_dev *pdev) struct rtl_pci *rtlpci = rtl_pcidev(pcipriv); struct rtl_mac *rtlmac = rtl_mac(rtlpriv); + /* just in case driver is removed before firmware callback */ + wait_for_completion(&rtlpriv->firmware_loading_complete); clear_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status); sysfs_remove_group(&pdev->dev.kobj, &rtl_attribute_group); -- cgit v1.2.3 From 1d73c51a8476847d96a6c5a2ae3715d7099c58c9 Mon Sep 17 00:00:00 2001 From: "Devendra.Naga" Date: Tue, 31 Jan 2012 01:28:15 -0500 Subject: rtlwifi: remove return in _rtl_pci_switch_clk_req the return value from _rtl_pci_switch_clk_req is not used by any of its callers. Signed-off-by: Devendra.Naga Acked-by: Larry Finger Signed-off-by: John W. Linville --- drivers/net/wireless/rtlwifi/pci.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) (limited to 'drivers/net/wireless/rtlwifi/pci.c') diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c index 5cb2199435d2..9a0190944de5 100644 --- a/drivers/net/wireless/rtlwifi/pci.c +++ b/drivers/net/wireless/rtlwifi/pci.c @@ -198,7 +198,7 @@ static bool _rtl_pci_platform_switch_device_pci_aspm( } /*When we set 0x01 to enable clk request. Set 0x0 to disable clk req.*/ -static bool _rtl_pci_switch_clk_req(struct ieee80211_hw *hw, u8 value) +static void _rtl_pci_switch_clk_req(struct ieee80211_hw *hw, u8 value) { struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); @@ -207,8 +207,6 @@ static bool _rtl_pci_switch_clk_req(struct ieee80211_hw *hw, u8 value) if (rtlhal->hw_type == HARDWARE_TYPE_RTL8192SE) udelay(100); - - return true; } /*Disable RTL8192SE ASPM & Disable Pci Bridge ASPM*/ -- cgit v1.2.3 From 3d86b93064c7f18378a2008bab9608ca7d11bdbb Mon Sep 17 00:00:00 2001 From: Tim Gardner Date: Thu, 2 Feb 2012 13:48:06 -0700 Subject: rtlwifi: Fix PCI probe error path orphaned memory Memory allocated by ieee80211_alloc_hw() will get orphaned if any subsequent initializations fail. Also don't pci_set_drvdata(pdev, NULL) until just before disabling the PCI device. Functions called by rtl_deinit_core(hw) may eventually need the context (when its actually implemented). Cc: Larry Finger Cc: Chaoming Li Cc: John W. Linville Cc: linux-wireless@vger.kernel.org Cc: netdev@vger.kernel.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Tim Gardner Acked-by: Larry Finger Signed-off-by: John W. Linville --- drivers/net/wireless/rtlwifi/pci.c | 19 ++++++++++++------- 1 file changed, 12 insertions(+), 7 deletions(-) (limited to 'drivers/net/wireless/rtlwifi/pci.c') diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c index 9a0190944de5..c5f6a322feb2 100644 --- a/drivers/net/wireless/rtlwifi/pci.c +++ b/drivers/net/wireless/rtlwifi/pci.c @@ -1758,8 +1758,8 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, if (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32))) { RT_ASSERT(false, "Unable to obtain 32bit DMA for consistent allocations\n"); - pci_disable_device(pdev); - return -ENOMEM; + err = -ENOMEM; + goto fail1; } } @@ -1801,7 +1801,7 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, err = pci_request_regions(pdev, KBUILD_MODNAME); if (err) { RT_ASSERT(false, "Can't obtain PCI resources\n"); - goto fail2; + goto fail1; } pmem_start = pci_resource_start(pdev, rtlpriv->cfg->bar_id); @@ -1814,6 +1814,7 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, rtlpriv->cfg->bar_id, pmem_len); if (rtlpriv->io.pci_mem_start == 0) { RT_ASSERT(false, "Can't map PCI mem\n"); + err = -ENOMEM; goto fail2; } @@ -1830,8 +1831,10 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, pci_write_config_byte(pdev, 0x04, 0x07); /* find adapter */ - if (!_rtl_pci_find_adapter(pdev, hw)) + if (!_rtl_pci_find_adapter(pdev, hw)) { + err = -ENODEV; goto fail3; + } /* Init IO handler */ _rtl_pci_io_handler_init(&pdev->dev, hw); @@ -1841,6 +1844,7 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, if (rtlpriv->cfg->ops->init_sw_vars(hw)) { RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "Can't init_sw_vars\n"); + err = -ENODEV; goto fail3; } @@ -1885,7 +1889,6 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, return 0; fail3: - pci_set_drvdata(pdev, NULL); rtl_deinit_core(hw); _rtl_pci_io_handler_release(hw); @@ -1897,10 +1900,12 @@ fail2: complete(&rtlpriv->firmware_loading_complete); fail1: - + if (hw) + ieee80211_free_hw(hw); + pci_set_drvdata(pdev, NULL); pci_disable_device(pdev); - return -ENODEV; + return err; } EXPORT_SYMBOL(rtl_pci_probe); -- cgit v1.2.3 From 7f66c2f93e5779625c10d262c84537427a2673ca Mon Sep 17 00:00:00 2001 From: Simon Graham Date: Tue, 7 Feb 2012 18:07:38 -0600 Subject: rtlwifi: Handle previous allocation failures when freeing device memory Handle previous allocation failures when freeing device memory Signed-off-by: Simon Graham Signed-off-by: Larry Finger Cc: Stable Signed-off-by: John W. Linville --- drivers/net/wireless/rtlwifi/pci.c | 16 ++++++++++------ 1 file changed, 10 insertions(+), 6 deletions(-) (limited to 'drivers/net/wireless/rtlwifi/pci.c') diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c index c5f6a322feb2..c503bd3b809e 100644 --- a/drivers/net/wireless/rtlwifi/pci.c +++ b/drivers/net/wireless/rtlwifi/pci.c @@ -1148,10 +1148,12 @@ static void _rtl_pci_free_tx_ring(struct ieee80211_hw *hw, ring->idx = (ring->idx + 1) % ring->entries; } - pci_free_consistent(rtlpci->pdev, - sizeof(*ring->desc) * ring->entries, - ring->desc, ring->dma); - ring->desc = NULL; + if (ring->desc) { + pci_free_consistent(rtlpci->pdev, + sizeof(*ring->desc) * ring->entries, + ring->desc, ring->dma); + ring->desc = NULL; + } } static void _rtl_pci_free_rx_ring(struct rtl_pci *rtlpci) @@ -1175,12 +1177,14 @@ static void _rtl_pci_free_rx_ring(struct rtl_pci *rtlpci) kfree_skb(skb); } - pci_free_consistent(rtlpci->pdev, + if (rtlpci->rx_ring[rx_queue_idx].desc) { + pci_free_consistent(rtlpci->pdev, sizeof(*rtlpci->rx_ring[rx_queue_idx]. desc) * rtlpci->rxringcount, rtlpci->rx_ring[rx_queue_idx].desc, rtlpci->rx_ring[rx_queue_idx].dma); - rtlpci->rx_ring[rx_queue_idx].desc = NULL; + rtlpci->rx_ring[rx_queue_idx].desc = NULL; + } } } -- cgit v1.2.3 From 42bc0c9716c456a9686fcd4ee5cf115b992b9952 Mon Sep 17 00:00:00 2001 From: Simon Graham Date: Wed, 8 Feb 2012 12:34:23 -0500 Subject: rtlwifi: Return correct failure code on error Callers of rtl_pci_init expect zero to be returned on error. Returning the error code leads to, amongst other things, divide by zero panics attempting to use the ring size that is set to zero. Signed-off-by: Simon Graham Signed-off-by: John W. Linville --- drivers/net/wireless/rtlwifi/pci.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net/wireless/rtlwifi/pci.c') diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c index c503bd3b809e..8a941b588a41 100644 --- a/drivers/net/wireless/rtlwifi/pci.c +++ b/drivers/net/wireless/rtlwifi/pci.c @@ -1492,7 +1492,7 @@ static int rtl_pci_init(struct ieee80211_hw *hw, struct pci_dev *pdev) if (err) { RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "tx ring initialization failed\n"); - return err; + return 0; } return 1; -- cgit v1.2.3 From 12325280dfeba18164f9c47e226a40ab34e23ee7 Mon Sep 17 00:00:00 2001 From: "John W. Linville" Date: Thu, 9 Feb 2012 14:48:25 -0500 Subject: rtlwifi: Modify rtl_pci_init to return 0 on success Fixes problem where caller would think routine succeeded when it failed leading to divide by zero panic. (This also reverts an earlier attempt, commit 42bc0c97 "rtlwifi: Return correct failure code on error". -- JWL) Signed-off-by: Simon Graham Acked-by: Larry Finger Signed-off-by: John W. Linville --- drivers/net/wireless/rtlwifi/pci.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'drivers/net/wireless/rtlwifi/pci.c') diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c index 8a941b588a41..07dd38efe62a 100644 --- a/drivers/net/wireless/rtlwifi/pci.c +++ b/drivers/net/wireless/rtlwifi/pci.c @@ -1492,10 +1492,10 @@ static int rtl_pci_init(struct ieee80211_hw *hw, struct pci_dev *pdev) if (err) { RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "tx ring initialization failed\n"); - return 0; + return err; } - return 1; + return 0; } static int rtl_pci_start(struct ieee80211_hw *hw) @@ -1866,7 +1866,7 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, } /* Init PCI sw */ - err = !rtl_pci_init(hw, pdev); + err = rtl_pci_init(hw, pdev); if (err) { RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "Failed to init PCI\n"); goto fail3; -- cgit v1.2.3