From 0dec867402c0ce4eee7ca0055a99d634fe32a72b Mon Sep 17 00:00:00 2001 From: Emmanuel Grumbach Date: Thu, 10 Mar 2016 13:07:17 +0200 Subject: iwlwifi: pcie: lower the debug level for RSA semaphore access commit 9fc515bc9e735c10cd327f05c20f5ef69474188d upstream. IWL_INFO is not an error but still printed by default. "can't access the RSA semaphore it is write protected" seems worrisome but it is not really a problem. Signed-off-by: Emmanuel Grumbach Signed-off-by: Greg Kroah-Hartman --- drivers/net/wireless/iwlwifi/pcie/trans.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/net') diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c index 8c7204738aa3..00e0332e2544 100644 --- a/drivers/net/wireless/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/iwlwifi/pcie/trans.c @@ -731,8 +731,8 @@ static int iwl_pcie_rsa_race_bug_wa(struct iwl_trans *trans) */ val = iwl_read_prph(trans, PREG_AUX_BUS_WPROT_0); if (val & (BIT(1) | BIT(17))) { - IWL_INFO(trans, - "can't access the RSA semaphore it is write protected\n"); + IWL_DEBUG_INFO(trans, + "can't access the RSA semaphore it is write protected\n"); return 0; } -- cgit v1.2.3 From 72b847aa95584d9e0718c9e3ee38a627bbb24c17 Mon Sep 17 00:00:00 2001 From: Matti Gottlieb Date: Tue, 15 Mar 2016 13:46:47 +0200 Subject: iwlwifi: mvm: fix memory leak in paging commit 7fdf9663261cc77a516396fec82cee8a8ea07e76 upstream. Currently paging download buffer is freed during the the unloading of the opmode which happens when the driver is unloaded. This causes a memory leak since the paging download buffer is allocated every time we enable the interface, so the download buffer can be allocated many times, but only be freed once. Free paging download buffer during disabling of the interface. Signed-off-by: Matti Gottlieb Signed-off-by: Emmanuel Grumbach Signed-off-by: Greg Kroah-Hartman --- drivers/net/wireless/iwlwifi/mvm/mac80211.c | 2 ++ drivers/net/wireless/iwlwifi/mvm/ops.c | 2 -- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/net') diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c index e88afac51c5d..f96ab2f4b90e 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c @@ -1557,6 +1557,8 @@ void __iwl_mvm_mac_stop(struct iwl_mvm *mvm) /* the fw is stopped, the aux sta is dead: clean up driver state */ iwl_mvm_del_aux_sta(mvm); + iwl_free_fw_paging(mvm); + /* * Clear IN_HW_RESTART flag when stopping the hw (as restart_complete() * won't be called in this case). diff --git a/drivers/net/wireless/iwlwifi/mvm/ops.c b/drivers/net/wireless/iwlwifi/mvm/ops.c index c3adf2bcdc85..13c97f665ba8 100644 --- a/drivers/net/wireless/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/iwlwifi/mvm/ops.c @@ -645,8 +645,6 @@ static void iwl_op_mode_mvm_stop(struct iwl_op_mode *op_mode) for (i = 0; i < NVM_MAX_NUM_SECTIONS; i++) kfree(mvm->nvm_sections[i].data); - iwl_free_fw_paging(mvm); - iwl_mvm_tof_clean(mvm); ieee80211_free_hw(mvm->hw); -- cgit v1.2.3 From 1b06e9942d51804170631351ada984947e87f042 Mon Sep 17 00:00:00 2001 From: Guo-Fu Tseng Date: Sat, 5 Mar 2016 08:11:55 +0800 Subject: jme: Do not enable NIC WoL functions on S0 commit 0772a99b818079e628a1da122ac7ee023faed83e upstream. Otherwise it might be back on resume right after going to suspend in some hardware. Reported-by: Diego Viola Signed-off-by: Guo-Fu Tseng Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- drivers/net/ethernet/jme.c | 17 +++++++++++------ 1 file changed, 11 insertions(+), 6 deletions(-) (limited to 'drivers/net') diff --git a/drivers/net/ethernet/jme.c b/drivers/net/ethernet/jme.c index 973dade2d07f..39da60007ade 100644 --- a/drivers/net/ethernet/jme.c +++ b/drivers/net/ethernet/jme.c @@ -270,11 +270,17 @@ jme_reset_mac_processor(struct jme_adapter *jme) } static inline void -jme_clear_pm(struct jme_adapter *jme) +jme_clear_pm_enable_wol(struct jme_adapter *jme) { jwrite32(jme, JME_PMCS, PMCS_STMASK | jme->reg_pmcs); } +static inline void +jme_clear_pm_disable_wol(struct jme_adapter *jme) +{ + jwrite32(jme, JME_PMCS, PMCS_STMASK); +} + static int jme_reload_eeprom(struct jme_adapter *jme) { @@ -1853,7 +1859,7 @@ jme_open(struct net_device *netdev) struct jme_adapter *jme = netdev_priv(netdev); int rc; - jme_clear_pm(jme); + jme_clear_pm_disable_wol(jme); JME_NAPI_ENABLE(jme); tasklet_init(&jme->linkch_task, jme_link_change_tasklet, @@ -1929,7 +1935,7 @@ jme_powersave_phy(struct jme_adapter *jme) jme_set_100m_half(jme); if (jme->reg_pmcs & (PMCS_LFEN | PMCS_LREN)) jme_wait_link(jme); - jme_clear_pm(jme); + jme_clear_pm_enable_wol(jme); } else { jme_phy_off(jme); } @@ -2646,7 +2652,6 @@ jme_set_wol(struct net_device *netdev, if (wol->wolopts & WAKE_MAGIC) jme->reg_pmcs |= PMCS_MFEN; - jwrite32(jme, JME_PMCS, jme->reg_pmcs); device_set_wakeup_enable(&jme->pdev->dev, !!(jme->reg_pmcs)); return 0; @@ -3172,7 +3177,7 @@ jme_init_one(struct pci_dev *pdev, jme->mii_if.mdio_read = jme_mdio_read; jme->mii_if.mdio_write = jme_mdio_write; - jme_clear_pm(jme); + jme_clear_pm_disable_wol(jme); device_set_wakeup_enable(&pdev->dev, true); jme_set_phyfifo_5level(jme); @@ -3304,7 +3309,7 @@ jme_resume(struct device *dev) if (!netif_running(netdev)) return 0; - jme_clear_pm(jme); + jme_clear_pm_disable_wol(jme); jme_phy_on(jme); if (test_bit(JME_FLAG_SSET, &jme->flags)) jme_set_settings(netdev, &jme->old_ecmd); -- cgit v1.2.3 From e91b1dbdc1f064872a6a2bb2375ae9202dd5e6e0 Mon Sep 17 00:00:00 2001 From: Guo-Fu Tseng Date: Sat, 5 Mar 2016 08:11:56 +0800 Subject: jme: Fix device PM wakeup API usage commit 81422e672f8181d7ad1ee6c60c723aac649f538f upstream. According to Documentation/power/devices.txt The driver should not use device_set_wakeup_enable() which is the policy for user to decide. Using device_init_wakeup() to initialize dev->power.should_wakeup and dev->power.can_wakeup on driver initialization. And use device_may_wakeup() on suspend to decide if WoL function should be enabled on NIC. Reported-by: Diego Viola Signed-off-by: Guo-Fu Tseng Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- drivers/net/ethernet/jme.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/net') diff --git a/drivers/net/ethernet/jme.c b/drivers/net/ethernet/jme.c index 39da60007ade..1257b18e6b90 100644 --- a/drivers/net/ethernet/jme.c +++ b/drivers/net/ethernet/jme.c @@ -1931,7 +1931,7 @@ jme_wait_link(struct jme_adapter *jme) static void jme_powersave_phy(struct jme_adapter *jme) { - if (jme->reg_pmcs) { + if (jme->reg_pmcs && device_may_wakeup(&jme->pdev->dev)) { jme_set_100m_half(jme); if (jme->reg_pmcs & (PMCS_LFEN | PMCS_LREN)) jme_wait_link(jme); @@ -2652,8 +2652,6 @@ jme_set_wol(struct net_device *netdev, if (wol->wolopts & WAKE_MAGIC) jme->reg_pmcs |= PMCS_MFEN; - device_set_wakeup_enable(&jme->pdev->dev, !!(jme->reg_pmcs)); - return 0; } @@ -3178,7 +3176,7 @@ jme_init_one(struct pci_dev *pdev, jme->mii_if.mdio_write = jme_mdio_write; jme_clear_pm_disable_wol(jme); - device_set_wakeup_enable(&pdev->dev, true); + device_init_wakeup(&pdev->dev, true); jme_set_phyfifo_5level(jme); jme->pcirev = pdev->revision; -- cgit v1.2.3