diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi')
101 files changed, 653 insertions, 587 deletions
diff --git a/drivers/net/wireless/iwlwifi/dvm/agn.h b/drivers/net/wireless/iwlwifi/dvm/agn.h index 23d5f0275ce9..562772d85102 100644 --- a/drivers/net/wireless/iwlwifi/dvm/agn.h +++ b/drivers/net/wireless/iwlwifi/dvm/agn.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2008 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/dvm/calib.c b/drivers/net/wireless/iwlwifi/dvm/calib.c index 1b0f0d502568..be1086c87157 100644 --- a/drivers/net/wireless/iwlwifi/dvm/calib.c +++ b/drivers/net/wireless/iwlwifi/dvm/calib.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2008 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/dvm/calib.h b/drivers/net/wireless/iwlwifi/dvm/calib.h index cfddde194940..aeae4e80ea40 100644 --- a/drivers/net/wireless/iwlwifi/dvm/calib.h +++ b/drivers/net/wireless/iwlwifi/dvm/calib.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2008 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/dvm/commands.h b/drivers/net/wireless/iwlwifi/dvm/commands.h index ebdac909f0cd..751ae1d10b7f 100644 --- a/drivers/net/wireless/iwlwifi/dvm/commands.h +++ b/drivers/net/wireless/iwlwifi/dvm/commands.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/dvm/debugfs.c b/drivers/net/wireless/iwlwifi/dvm/debugfs.c index f69301e505ee..d2fe2596d54e 100644 --- a/drivers/net/wireless/iwlwifi/dvm/debugfs.c +++ b/drivers/net/wireless/iwlwifi/dvm/debugfs.c @@ -2,7 +2,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2008 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. * * 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 diff --git a/drivers/net/wireless/iwlwifi/dvm/dev.h b/drivers/net/wireless/iwlwifi/dvm/dev.h index 7434d9edf3b7..3441f70d0ff9 100644 --- a/drivers/net/wireless/iwlwifi/dvm/dev.h +++ b/drivers/net/wireless/iwlwifi/dvm/dev.h @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2003 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved. * * 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 diff --git a/drivers/net/wireless/iwlwifi/dvm/devices.c b/drivers/net/wireless/iwlwifi/dvm/devices.c index 352c6cb7b4f1..7b140e487deb 100644 --- a/drivers/net/wireless/iwlwifi/dvm/devices.c +++ b/drivers/net/wireless/iwlwifi/dvm/devices.c @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2008 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. * * 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 diff --git a/drivers/net/wireless/iwlwifi/dvm/led.c b/drivers/net/wireless/iwlwifi/dvm/led.c index 33c7e15d24f5..ca4d6692cc4e 100644 --- a/drivers/net/wireless/iwlwifi/dvm/led.c +++ b/drivers/net/wireless/iwlwifi/dvm/led.c @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2003 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -27,7 +27,6 @@ #include <linux/kernel.h> #include <linux/module.h> -#include <linux/init.h> #include <linux/delay.h> #include <linux/skbuff.h> #include <linux/netdevice.h> diff --git a/drivers/net/wireless/iwlwifi/dvm/led.h b/drivers/net/wireless/iwlwifi/dvm/led.h index 8749dcfe695f..6a0817d9c4fa 100644 --- a/drivers/net/wireless/iwlwifi/dvm/led.h +++ b/drivers/net/wireless/iwlwifi/dvm/led.h @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2003 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved. * * 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 diff --git a/drivers/net/wireless/iwlwifi/dvm/lib.c b/drivers/net/wireless/iwlwifi/dvm/lib.c index 3d5bdc4217a8..576f7ee38ca5 100644 --- a/drivers/net/wireless/iwlwifi/dvm/lib.c +++ b/drivers/net/wireless/iwlwifi/dvm/lib.c @@ -2,7 +2,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2008 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -29,7 +29,6 @@ #include <linux/etherdevice.h> #include <linux/kernel.h> #include <linux/module.h> -#include <linux/init.h> #include <linux/sched.h> #include <net/mac80211.h> diff --git a/drivers/net/wireless/iwlwifi/dvm/mac80211.c b/drivers/net/wireless/iwlwifi/dvm/mac80211.c index 9f4239d31c08..40eb5e691475 100644 --- a/drivers/net/wireless/iwlwifi/dvm/mac80211.c +++ b/drivers/net/wireless/iwlwifi/dvm/mac80211.c @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2003 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved. * * Portions of this file are derived from the ipw3945 project, as well * as portions of the ieee80211 subsystem header files. @@ -28,7 +28,6 @@ *****************************************************************************/ #include <linux/kernel.h> #include <linux/module.h> -#include <linux/init.h> #include <linux/slab.h> #include <linux/dma-mapping.h> #include <linux/delay.h> diff --git a/drivers/net/wireless/iwlwifi/dvm/main.c b/drivers/net/wireless/iwlwifi/dvm/main.c index fd9f6cf96cfd..ba1b1ea54252 100644 --- a/drivers/net/wireless/iwlwifi/dvm/main.c +++ b/drivers/net/wireless/iwlwifi/dvm/main.c @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2003 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved. * * Portions of this file are derived from the ipw3945 project, as well * as portions of the ieee80211 subsystem header files. diff --git a/drivers/net/wireless/iwlwifi/dvm/power.c b/drivers/net/wireless/iwlwifi/dvm/power.c index 77cb59712235..b4e61417013a 100644 --- a/drivers/net/wireless/iwlwifi/dvm/power.c +++ b/drivers/net/wireless/iwlwifi/dvm/power.c @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2007 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved. * * Portions of this file are derived from the ipw3945 project, as well * as portions of the ieee80211 subsystem header files. @@ -30,7 +30,6 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/slab.h> -#include <linux/init.h> #include <net/mac80211.h> #include "iwl-io.h" #include "iwl-debug.h" diff --git a/drivers/net/wireless/iwlwifi/dvm/power.h b/drivers/net/wireless/iwlwifi/dvm/power.h index 7b03e1342d47..570d3a5e4670 100644 --- a/drivers/net/wireless/iwlwifi/dvm/power.h +++ b/drivers/net/wireless/iwlwifi/dvm/power.h @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2007 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved. * * Portions of this file are derived from the ipw3945 project, as well * as portions of the ieee80211 subsystem header files. diff --git a/drivers/net/wireless/iwlwifi/dvm/rs.c b/drivers/net/wireless/iwlwifi/dvm/rs.c index b647e506564c..0977d93b529d 100644 --- a/drivers/net/wireless/iwlwifi/dvm/rs.c +++ b/drivers/net/wireless/iwlwifi/dvm/rs.c @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -24,7 +24,6 @@ * *****************************************************************************/ #include <linux/kernel.h> -#include <linux/init.h> #include <linux/skbuff.h> #include <linux/slab.h> #include <net/mac80211.h> diff --git a/drivers/net/wireless/iwlwifi/dvm/rs.h b/drivers/net/wireless/iwlwifi/dvm/rs.h index 41988f4b8a5a..bdd5644a400b 100644 --- a/drivers/net/wireless/iwlwifi/dvm/rs.h +++ b/drivers/net/wireless/iwlwifi/dvm/rs.h @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2003 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved. * * 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 diff --git a/drivers/net/wireless/iwlwifi/dvm/rx.c b/drivers/net/wireless/iwlwifi/dvm/rx.c index d71776dd1e6a..b68bb2f4d2c2 100644 --- a/drivers/net/wireless/iwlwifi/dvm/rx.c +++ b/drivers/net/wireless/iwlwifi/dvm/rx.c @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2003 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved. * * Portions of this file are derived from the ipw3945 project, as well * as portionhelp of the ieee80211 subsystem header files. diff --git a/drivers/net/wireless/iwlwifi/dvm/rxon.c b/drivers/net/wireless/iwlwifi/dvm/rxon.c index d7ce2f12a907..503a81e58185 100644 --- a/drivers/net/wireless/iwlwifi/dvm/rxon.c +++ b/drivers/net/wireless/iwlwifi/dvm/rxon.c @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2003 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved. * * 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 diff --git a/drivers/net/wireless/iwlwifi/dvm/scan.c b/drivers/net/wireless/iwlwifi/dvm/scan.c index 928f8640a0a7..be98b913ed58 100644 --- a/drivers/net/wireless/iwlwifi/dvm/scan.c +++ b/drivers/net/wireless/iwlwifi/dvm/scan.c @@ -2,7 +2,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2008 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. * * 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 diff --git a/drivers/net/wireless/iwlwifi/dvm/sta.c b/drivers/net/wireless/iwlwifi/dvm/sta.c index c3c13ce96eb0..c0d070c5df5e 100644 --- a/drivers/net/wireless/iwlwifi/dvm/sta.c +++ b/drivers/net/wireless/iwlwifi/dvm/sta.c @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2003 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved. * * Portions of this file are derived from the ipw3945 project, as well * as portions of the ieee80211 subsystem header files. diff --git a/drivers/net/wireless/iwlwifi/dvm/tt.c b/drivers/net/wireless/iwlwifi/dvm/tt.c index fbeee081ee2f..058c5892c427 100644 --- a/drivers/net/wireless/iwlwifi/dvm/tt.c +++ b/drivers/net/wireless/iwlwifi/dvm/tt.c @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2007 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved. * * Portions of this file are derived from the ipw3945 project, as well * as portions of the ieee80211 subsystem header files. @@ -30,7 +30,6 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/slab.h> -#include <linux/init.h> #include <net/mac80211.h> #include "iwl-io.h" #include "iwl-modparams.h" diff --git a/drivers/net/wireless/iwlwifi/dvm/tt.h b/drivers/net/wireless/iwlwifi/dvm/tt.h index 9356c4b908ca..507726534b84 100644 --- a/drivers/net/wireless/iwlwifi/dvm/tt.h +++ b/drivers/net/wireless/iwlwifi/dvm/tt.h @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2007 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved. * * Portions of this file are derived from the ipw3945 project, as well * as portions of the ieee80211 subsystem header files. diff --git a/drivers/net/wireless/iwlwifi/dvm/tx.c b/drivers/net/wireless/iwlwifi/dvm/tx.c index e12b1a63c484..a6839dfcb82d 100644 --- a/drivers/net/wireless/iwlwifi/dvm/tx.c +++ b/drivers/net/wireless/iwlwifi/dvm/tx.c @@ -2,7 +2,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2008 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -29,7 +29,6 @@ #include <linux/kernel.h> #include <linux/module.h> -#include <linux/init.h> #include <linux/sched.h> #include <linux/ieee80211.h> #include "iwl-io.h" diff --git a/drivers/net/wireless/iwlwifi/dvm/ucode.c b/drivers/net/wireless/iwlwifi/dvm/ucode.c index 63637949a146..f59709a9b79d 100644 --- a/drivers/net/wireless/iwlwifi/dvm/ucode.c +++ b/drivers/net/wireless/iwlwifi/dvm/ucode.c @@ -2,7 +2,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2008 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -28,7 +28,6 @@ *****************************************************************************/ #include <linux/kernel.h> -#include <linux/init.h> #include "iwl-io.h" #include "iwl-agn-hw.h" diff --git a/drivers/net/wireless/iwlwifi/iwl-1000.c b/drivers/net/wireless/iwlwifi/iwl-1000.c index 0d2afe098afc..854ba84ccb73 100644 --- a/drivers/net/wireless/iwlwifi/iwl-1000.c +++ b/drivers/net/wireless/iwlwifi/iwl-1000.c @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2008 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. * * 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 diff --git a/drivers/net/wireless/iwlwifi/iwl-2000.c b/drivers/net/wireless/iwlwifi/iwl-2000.c index c727ec7c90a6..3e63323637f3 100644 --- a/drivers/net/wireless/iwlwifi/iwl-2000.c +++ b/drivers/net/wireless/iwlwifi/iwl-2000.c @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2008 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. * * 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 diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c index ecc01e1a61a1..6674f2c4541c 100644 --- a/drivers/net/wireless/iwlwifi/iwl-5000.c +++ b/drivers/net/wireless/iwlwifi/iwl-5000.c @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2007 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved. * * 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 diff --git a/drivers/net/wireless/iwlwifi/iwl-6000.c b/drivers/net/wireless/iwlwifi/iwl-6000.c index 8ac305be68f4..8048de90233f 100644 --- a/drivers/net/wireless/iwlwifi/iwl-6000.c +++ b/drivers/net/wireless/iwlwifi/iwl-6000.c @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2008 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. * * 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 diff --git a/drivers/net/wireless/iwlwifi/iwl-7000.c b/drivers/net/wireless/iwlwifi/iwl-7000.c index 5fb37724c096..2a59da2ff87a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-7000.c +++ b/drivers/net/wireless/iwlwifi/iwl-7000.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-hw.h b/drivers/net/wireless/iwlwifi/iwl-agn-hw.h index 6d73f943cefa..7f37fb86837b 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-hw.h +++ b/drivers/net/wireless/iwlwifi/iwl-agn-hw.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2007 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/iwl-config.h b/drivers/net/wireless/iwlwifi/iwl-config.h index e05440ff5cd4..1ced525157dc 100644 --- a/drivers/net/wireless/iwlwifi/iwl-config.h +++ b/drivers/net/wireless/iwlwifi/iwl-config.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2007 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/iwl-csr.h b/drivers/net/wireless/iwlwifi/iwl-csr.h index da4eca8b3007..9d325516c42d 100644 --- a/drivers/net/wireless/iwlwifi/iwl-csr.h +++ b/drivers/net/wireless/iwlwifi/iwl-csr.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -198,7 +198,8 @@ CSR_INT_BIT_RF_KILL | \ CSR_INT_BIT_SW_RX | \ CSR_INT_BIT_WAKEUP | \ - CSR_INT_BIT_ALIVE) + CSR_INT_BIT_ALIVE | \ + CSR_INT_BIT_RX_PERIODIC) /* interrupt flags in FH (flow handler) (PCI busmaster DMA) */ #define CSR_FH_INT_BIT_ERR (1 << 31) /* Error */ diff --git a/drivers/net/wireless/iwlwifi/iwl-debug.h b/drivers/net/wireless/iwlwifi/iwl-debug.h index b2bb32a781dd..a75aac986a23 100644 --- a/drivers/net/wireless/iwlwifi/iwl-debug.h +++ b/drivers/net/wireless/iwlwifi/iwl-debug.h @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2003 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved. * * Portions of this file are derived from the ipw3945 project. * diff --git a/drivers/net/wireless/iwlwifi/iwl-devtrace.c b/drivers/net/wireless/iwlwifi/iwl-devtrace.c index 8f61c717f619..23e7351e02de 100644 --- a/drivers/net/wireless/iwlwifi/iwl-devtrace.c +++ b/drivers/net/wireless/iwlwifi/iwl-devtrace.c @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2009 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2009 - 2014 Intel Corporation. All rights reserved. * * 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 diff --git a/drivers/net/wireless/iwlwifi/iwl-devtrace.h b/drivers/net/wireless/iwlwifi/iwl-devtrace.h index 684c416d3493..78bd41bf34b0 100644 --- a/drivers/net/wireless/iwlwifi/iwl-devtrace.h +++ b/drivers/net/wireless/iwlwifi/iwl-devtrace.h @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2009 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2009 - 2014 Intel Corporation. All rights reserved. * * 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 diff --git a/drivers/net/wireless/iwlwifi/iwl-drv.c b/drivers/net/wireless/iwlwifi/iwl-drv.c index 4bebfb58fc7b..c3728163be46 100644 --- a/drivers/net/wireless/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/iwlwifi/iwl-drv.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2007 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/iwl-drv.h b/drivers/net/wireless/iwlwifi/iwl-drv.h index 429337a2b9a1..592c01e11013 100644 --- a/drivers/net/wireless/iwlwifi/iwl-drv.h +++ b/drivers/net/wireless/iwlwifi/iwl-drv.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2008 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -67,7 +67,7 @@ /* for all modules */ #define DRV_NAME "iwlwifi" #define IWLWIFI_VERSION "in-tree:" -#define DRV_COPYRIGHT "Copyright(c) 2003-2013 Intel Corporation" +#define DRV_COPYRIGHT "Copyright(c) 2003- 2014 Intel Corporation" #define DRV_AUTHOR "<ilw@linux.intel.com>" diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom-parse.c b/drivers/net/wireless/iwlwifi/iwl-eeprom-parse.c index 4380c16580eb..c44cf1149648 100644 --- a/drivers/net/wireless/iwlwifi/iwl-eeprom-parse.c +++ b/drivers/net/wireless/iwlwifi/iwl-eeprom-parse.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2008 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom-parse.h b/drivers/net/wireless/iwlwifi/iwl-eeprom-parse.h index d73304a23ec2..e3c7deafabe6 100644 --- a/drivers/net/wireless/iwlwifi/iwl-eeprom-parse.h +++ b/drivers/net/wireless/iwlwifi/iwl-eeprom-parse.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2008 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom-read.c b/drivers/net/wireless/iwlwifi/iwl-eeprom-read.c index e5f2e362ab0b..25d0105741db 100644 --- a/drivers/net/wireless/iwlwifi/iwl-eeprom-read.c +++ b/drivers/net/wireless/iwlwifi/iwl-eeprom-read.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2008 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom-read.h b/drivers/net/wireless/iwlwifi/iwl-eeprom-read.h index 8e941f8bd7d6..a6d3bdf82cdd 100644 --- a/drivers/net/wireless/iwlwifi/iwl-eeprom-read.h +++ b/drivers/net/wireless/iwlwifi/iwl-eeprom-read.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2008 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/iwl-fh.h b/drivers/net/wireless/iwlwifi/iwl-fh.h index 484d318245fb..9564ae173d06 100644 --- a/drivers/net/wireless/iwlwifi/iwl-fh.h +++ b/drivers/net/wireless/iwlwifi/iwl-fh.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/iwl-fw-file.h b/drivers/net/wireless/iwlwifi/iwl-fw-file.h index 4f95734b2811..88e2d6eb569f 100644 --- a/drivers/net/wireless/iwlwifi/iwl-fw-file.h +++ b/drivers/net/wireless/iwlwifi/iwl-fw-file.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2008 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/iwl-fw.h b/drivers/net/wireless/iwlwifi/iwl-fw.h index 8704e3042ca1..5f1493c44097 100644 --- a/drivers/net/wireless/iwlwifi/iwl-fw.h +++ b/drivers/net/wireless/iwlwifi/iwl-fw.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2008 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/iwl-io.c b/drivers/net/wireless/iwlwifi/iwl-io.c index ad8e19a56eca..f98175a0d35b 100644 --- a/drivers/net/wireless/iwlwifi/iwl-io.c +++ b/drivers/net/wireless/iwlwifi/iwl-io.c @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2003 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved. * * Portions of this file are derived from the ipw3945 project. * diff --git a/drivers/net/wireless/iwlwifi/iwl-io.h b/drivers/net/wireless/iwlwifi/iwl-io.h index 63d10ec08dbc..c339c1bed080 100644 --- a/drivers/net/wireless/iwlwifi/iwl-io.h +++ b/drivers/net/wireless/iwlwifi/iwl-io.h @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2003 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved. * * Portions of this file are derived from the ipw3945 project. * diff --git a/drivers/net/wireless/iwlwifi/iwl-modparams.h b/drivers/net/wireless/iwlwifi/iwl-modparams.h index a1f580c0c6c6..0a84ade7edac 100644 --- a/drivers/net/wireless/iwlwifi/iwl-modparams.h +++ b/drivers/net/wireless/iwlwifi/iwl-modparams.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2007 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/iwl-notif-wait.c b/drivers/net/wireless/iwlwifi/iwl-notif-wait.c index 940b8a9d5285..b5bc959b1dfe 100644 --- a/drivers/net/wireless/iwlwifi/iwl-notif-wait.c +++ b/drivers/net/wireless/iwlwifi/iwl-notif-wait.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2007 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/iwl-notif-wait.h b/drivers/net/wireless/iwlwifi/iwl-notif-wait.h index 2e2f1c8c99f9..95af97a6c2cf 100644 --- a/drivers/net/wireless/iwlwifi/iwl-notif-wait.h +++ b/drivers/net/wireless/iwlwifi/iwl-notif-wait.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2007 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c b/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c index a48decc6c68f..1b61cb529948 100644 --- a/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c +++ b/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2008 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/iwl-nvm-parse.h b/drivers/net/wireless/iwlwifi/iwl-nvm-parse.h index 3325059c52d4..0c4399aba8c6 100644 --- a/drivers/net/wireless/iwlwifi/iwl-nvm-parse.h +++ b/drivers/net/wireless/iwlwifi/iwl-nvm-parse.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2008 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/iwl-op-mode.h b/drivers/net/wireless/iwlwifi/iwl-op-mode.h index f50e6c62ebc5..b5be51f3cd3d 100644 --- a/drivers/net/wireless/iwlwifi/iwl-op-mode.h +++ b/drivers/net/wireless/iwlwifi/iwl-op-mode.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2007 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/iwl-phy-db.c b/drivers/net/wireless/iwlwifi/iwl-phy-db.c index 1a405ae6a9c5..fa77d63a277a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-phy-db.c +++ b/drivers/net/wireless/iwlwifi/iwl-phy-db.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2007 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/iwl-phy-db.h b/drivers/net/wireless/iwlwifi/iwl-phy-db.h index ce983af79644..9ee18d0d2d01 100644 --- a/drivers/net/wireless/iwlwifi/iwl-phy-db.h +++ b/drivers/net/wireless/iwlwifi/iwl-phy-db.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2007 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/iwl-prph.h b/drivers/net/wireless/iwlwifi/iwl-prph.h index f6412dae2659..d69b0fb0a434 100644 --- a/drivers/net/wireless/iwlwifi/iwl-prph.h +++ b/drivers/net/wireless/iwlwifi/iwl-prph.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/iwl-trans.h b/drivers/net/wireless/iwlwifi/iwl-trans.h index 0c3647858909..8d1b5ed3502a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans.h +++ b/drivers/net/wireless/iwlwifi/iwl-trans.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2007 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -622,6 +622,10 @@ static inline int iwl_trans_send_cmd(struct iwl_trans *trans, { int ret; + if (unlikely(!(cmd->flags & CMD_SEND_IN_RFKILL) && + test_bit(STATUS_RFKILL, &trans->status))) + return -ERFKILL; + if (unlikely(test_bit(STATUS_FW_ERROR, &trans->status))) return -EIO; @@ -684,9 +688,6 @@ static inline void iwl_trans_reclaim(struct iwl_trans *trans, int queue, static inline void iwl_trans_txq_disable(struct iwl_trans *trans, int queue) { - if (unlikely(trans->state != IWL_TRANS_FW_ALIVE)) - IWL_ERR(trans, "%s bad state = %d", __func__, trans->state); - trans->ops->txq_disable(trans, queue); } diff --git a/drivers/net/wireless/iwlwifi/mvm/binding.c b/drivers/net/wireless/iwlwifi/mvm/binding.c index 57d3eed86efa..a1376539d2dc 100644 --- a/drivers/net/wireless/iwlwifi/mvm/binding.c +++ b/drivers/net/wireless/iwlwifi/mvm/binding.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/bt-coex.c b/drivers/net/wireless/iwlwifi/mvm/bt-coex.c index d126245c48de..76cde6ce6551 100644 --- a/drivers/net/wireless/iwlwifi/mvm/bt-coex.c +++ b/drivers/net/wireless/iwlwifi/mvm/bt-coex.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2013 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2013 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -294,9 +294,9 @@ static const __le64 iwl_ci_mask[][3] = { cpu_to_le64(0x0) }, { - cpu_to_le64(0xFE00000000ULL), + cpu_to_le64(0xFFC0000000ULL), cpu_to_le64(0x0ULL), - cpu_to_le64(0x0) + cpu_to_le64(0x0ULL) }, }; diff --git a/drivers/net/wireless/iwlwifi/mvm/constants.h b/drivers/net/wireless/iwlwifi/mvm/constants.h index 4b6d670c3509..036857698565 100644 --- a/drivers/net/wireless/iwlwifi/mvm/constants.h +++ b/drivers/net/wireless/iwlwifi/mvm/constants.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2013 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2013 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/d3.c b/drivers/net/wireless/iwlwifi/mvm/d3.c index 665f87e788d6..f04d2f4d80cd 100644 --- a/drivers/net/wireless/iwlwifi/mvm/d3.c +++ b/drivers/net/wireless/iwlwifi/mvm/d3.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/debugfs-vif.c b/drivers/net/wireless/iwlwifi/mvm/debugfs-vif.c index b8667575bc10..0e29cd83a06a 100644 --- a/drivers/net/wireless/iwlwifi/mvm/debugfs-vif.c +++ b/drivers/net/wireless/iwlwifi/mvm/debugfs-vif.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/iwlwifi/mvm/debugfs.c index e8f62a6a1b57..76cdce9edf55 100644 --- a/drivers/net/wireless/iwlwifi/mvm/debugfs.c +++ b/drivers/net/wireless/iwlwifi/mvm/debugfs.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -123,51 +123,31 @@ static ssize_t iwl_dbgfs_sram_read(struct file *file, char __user *user_buf, { struct iwl_mvm *mvm = file->private_data; const struct fw_img *img; - int ofs, len, pos = 0; - size_t bufsz, ret; - char *buf; + unsigned int ofs, len; + size_t ret; u8 *ptr; if (!mvm->ucode_loaded) return -EINVAL; /* default is to dump the entire data segment */ + img = &mvm->fw->img[mvm->cur_ucode]; + ofs = img->sec[IWL_UCODE_SECTION_DATA].offset; + len = img->sec[IWL_UCODE_SECTION_DATA].len; + if (!mvm->dbgfs_sram_offset && !mvm->dbgfs_sram_len) { - img = &mvm->fw->img[mvm->cur_ucode]; - ofs = img->sec[IWL_UCODE_SECTION_DATA].offset; - len = img->sec[IWL_UCODE_SECTION_DATA].len; - } else { ofs = mvm->dbgfs_sram_offset; len = mvm->dbgfs_sram_len; } - bufsz = len * 4 + 256; - buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) - return -ENOMEM; - ptr = kzalloc(len, GFP_KERNEL); - if (!ptr) { - kfree(buf); + if (!ptr) return -ENOMEM; - } - - pos += scnprintf(buf + pos, bufsz - pos, "sram_len: 0x%x\n", len); - pos += scnprintf(buf + pos, bufsz - pos, "sram_offset: 0x%x\n", ofs); iwl_trans_read_mem_bytes(mvm->trans, ofs, ptr, len); - for (ofs = 0; ofs < len; ofs += 16) { - pos += scnprintf(buf + pos, bufsz - pos, "0x%.4x ", ofs); - hex_dump_to_buffer(ptr + ofs, 16, 16, 1, buf + pos, - bufsz - pos, false); - pos += strlen(buf + pos); - if (bufsz - pos > 0) - buf[pos++] = '\n'; - } - ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); + ret = simple_read_from_buffer(user_buf, count, ppos, ptr, len); - kfree(buf); kfree(ptr); return ret; @@ -176,11 +156,24 @@ static ssize_t iwl_dbgfs_sram_read(struct file *file, char __user *user_buf, static ssize_t iwl_dbgfs_sram_write(struct iwl_mvm *mvm, char *buf, size_t count, loff_t *ppos) { + const struct fw_img *img; u32 offset, len; + u32 img_offset, img_len; + + if (!mvm->ucode_loaded) + return -EINVAL; + + img = &mvm->fw->img[mvm->cur_ucode]; + img_offset = img->sec[IWL_UCODE_SECTION_DATA].offset; + img_len = img->sec[IWL_UCODE_SECTION_DATA].len; if (sscanf(buf, "%x,%x", &offset, &len) == 2) { if ((offset & 0x3) || (len & 0x3)) return -EINVAL; + + if (offset + len > img_offset + img_len) + return -EINVAL; + mvm->dbgfs_sram_offset = offset; mvm->dbgfs_sram_len = len; } else { diff --git a/drivers/net/wireless/iwlwifi/mvm/debugfs.h b/drivers/net/wireless/iwlwifi/mvm/debugfs.h index 85f9f958bfd2..e3a9774af495 100644 --- a/drivers/net/wireless/iwlwifi/mvm/debugfs.h +++ b/drivers/net/wireless/iwlwifi/mvm/debugfs.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-bt-coex.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-bt-coex.h index af500996bbf1..1b4e54d416b0 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api-bt-coex.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-bt-coex.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2013 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2013 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-d3.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-d3.h index 4e7dd8cf87dc..8415ff312d0e 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api-d3.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-d3.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-mac.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-mac.h index 39c3148bdfa8..c405cda1025f 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api-mac.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-mac.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-power.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-power.h index cb78e5539357..884c08725308 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api-power.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-power.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-rs.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-rs.h index 532312c7b937..85057219cc43 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api-rs.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-rs.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h index b3ed59237cba..73cbba7424f2 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-sta.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-sta.h index 8c73ba74b6fd..6bbbad453a3b 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api-sta.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-sta.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-tx.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-tx.h index 22864671d66c..b674c2a2b51c 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api-tx.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-tx.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api.h b/drivers/net/wireless/iwlwifi/mvm/fw-api.h index 1c3079714c2b..989d7dbdca6c 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/fw.c b/drivers/net/wireless/iwlwifi/mvm/fw.c index 27ba104a3540..c03d39541f9e 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/iwlwifi/mvm/fw.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/led.c b/drivers/net/wireless/iwlwifi/mvm/led.c index 2269a9e5cc67..6b4ea6bf8ffe 100644 --- a/drivers/net/wireless/iwlwifi/mvm/led.c +++ b/drivers/net/wireless/iwlwifi/mvm/led.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -103,7 +103,7 @@ int iwl_mvm_leds_init(struct iwl_mvm *mvm) return 0; default: return -EINVAL; - }; + } mvm->led.name = kasprintf(GFP_KERNEL, "%s-led", wiphy_name(mvm->hw->wiphy)); diff --git a/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c index fb93961da750..ba723d50939a 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c +++ b/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -69,10 +69,10 @@ #include "mvm.h" const u8 iwl_mvm_ac_to_tx_fifo[] = { - IWL_MVM_TX_FIFO_BK, - IWL_MVM_TX_FIFO_BE, - IWL_MVM_TX_FIFO_VI, IWL_MVM_TX_FIFO_VO, + IWL_MVM_TX_FIFO_VI, + IWL_MVM_TX_FIFO_BE, + IWL_MVM_TX_FIFO_BK, }; struct iwl_mvm_mac_iface_iterator_data { @@ -85,35 +85,15 @@ struct iwl_mvm_mac_iface_iterator_data { bool found_vif; }; -static void iwl_mvm_mac_iface_iterator(void *_data, u8 *mac, - struct ieee80211_vif *vif) +static void iwl_mvm_mac_tsf_id_iter(void *_data, u8 *mac, + struct ieee80211_vif *vif) { struct iwl_mvm_mac_iface_iterator_data *data = _data; struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - u32 ac; - /* Iterator may already find the interface being added -- skip it */ - if (vif == data->vif) { - data->found_vif = true; + /* Skip the interface for which we are trying to assign a tsf_id */ + if (vif == data->vif) return; - } - - /* Mark the queues used by the vif */ - for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) - if (vif->hw_queue[ac] != IEEE80211_INVAL_HW_QUEUE) - __set_bit(vif->hw_queue[ac], data->used_hw_queues); - - if (vif->cab_queue != IEEE80211_INVAL_HW_QUEUE) - __set_bit(vif->cab_queue, data->used_hw_queues); - - /* - * Mark MAC IDs as used by clearing the available bit, and - * (below) mark TSFs as used if their existing use is not - * compatible with the new interface type. - * No locking or atomic bit operations are needed since the - * data is on the stack of the caller function. - */ - __clear_bit(mvmvif->id, data->available_mac_ids); /* * The TSF is a hardware/firmware resource, there are 4 and @@ -135,21 +115,26 @@ static void iwl_mvm_mac_iface_iterator(void *_data, u8 *mac, case NL80211_IFTYPE_STATION: /* * The new interface is client, so if the existing one - * we're iterating is an AP, the TSF should be used to + * we're iterating is an AP, and both interfaces have the + * same beacon interval, the same TSF should be used to * avoid drift between the new client and existing AP, * the existing AP will get drift updates from the new * client context in this case */ if (vif->type == NL80211_IFTYPE_AP) { if (data->preferred_tsf == NUM_TSF_IDS && - test_bit(mvmvif->tsf_id, data->available_tsf_ids)) + test_bit(mvmvif->tsf_id, data->available_tsf_ids) && + (vif->bss_conf.beacon_int == + data->vif->bss_conf.beacon_int)) { data->preferred_tsf = mvmvif->tsf_id; - return; + return; + } } break; case NL80211_IFTYPE_AP: /* - * The new interface is AP/GO, so should get drift + * The new interface is AP/GO, so in case both interfaces + * have the same beacon interval, it should get drift * updates from an existing client or use the same * TSF as an existing GO. There's no drift between * TSFs internally but if they used different TSFs @@ -159,9 +144,12 @@ static void iwl_mvm_mac_iface_iterator(void *_data, u8 *mac, if (vif->type == NL80211_IFTYPE_STATION || vif->type == NL80211_IFTYPE_AP) { if (data->preferred_tsf == NUM_TSF_IDS && - test_bit(mvmvif->tsf_id, data->available_tsf_ids)) + test_bit(mvmvif->tsf_id, data->available_tsf_ids) && + (vif->bss_conf.beacon_int == + data->vif->bss_conf.beacon_int)) { data->preferred_tsf = mvmvif->tsf_id; - return; + return; + } } break; default: @@ -187,6 +175,39 @@ static void iwl_mvm_mac_iface_iterator(void *_data, u8 *mac, data->preferred_tsf = NUM_TSF_IDS; } +static void iwl_mvm_mac_iface_iterator(void *_data, u8 *mac, + struct ieee80211_vif *vif) +{ + struct iwl_mvm_mac_iface_iterator_data *data = _data; + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + u32 ac; + + /* Iterator may already find the interface being added -- skip it */ + if (vif == data->vif) { + data->found_vif = true; + return; + } + + /* Mark the queues used by the vif */ + for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) + if (vif->hw_queue[ac] != IEEE80211_INVAL_HW_QUEUE) + __set_bit(vif->hw_queue[ac], data->used_hw_queues); + + if (vif->cab_queue != IEEE80211_INVAL_HW_QUEUE) + __set_bit(vif->cab_queue, data->used_hw_queues); + + /* Mark MAC IDs as used by clearing the available bit, and + * (below) mark TSFs as used if their existing use is not + * compatible with the new interface type. + * No locking or atomic bit operations are needed since the + * data is on the stack of the caller function. + */ + __clear_bit(mvmvif->id, data->available_mac_ids); + + /* find a suitable tsf_id */ + iwl_mvm_mac_tsf_id_iter(_data, mac, vif); +} + /* * Get the mask of the queus used by the vif */ @@ -205,6 +226,29 @@ u32 iwl_mvm_mac_get_queues_mask(struct iwl_mvm *mvm, return qmask; } +void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm, + struct ieee80211_vif *vif) +{ + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + struct iwl_mvm_mac_iface_iterator_data data = { + .mvm = mvm, + .vif = vif, + .available_tsf_ids = { (1 << NUM_TSF_IDS) - 1 }, + /* no preference yet */ + .preferred_tsf = NUM_TSF_IDS, + }; + + ieee80211_iterate_active_interfaces_atomic( + mvm->hw, IEEE80211_IFACE_ITER_RESUME_ALL, + iwl_mvm_mac_tsf_id_iter, &data); + + if (data.preferred_tsf != NUM_TSF_IDS) + mvmvif->tsf_id = data.preferred_tsf; + else if (!test_bit(mvmvif->tsf_id, data.available_tsf_ids)) + mvmvif->tsf_id = find_first_bit(data.available_tsf_ids, + NUM_TSF_IDS); +} + static int iwl_mvm_mac_ctxt_allocate_resources(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { @@ -586,18 +630,23 @@ static void iwl_mvm_mac_ctxt_cmd_common(struct iwl_mvm *mvm, cpu_to_le32(vif->bss_conf.use_short_slot ? MAC_FLG_SHORT_SLOT : 0); - for (i = 0; i < AC_NUM; i++) { - cmd->ac[i].cw_min = cpu_to_le16(mvmvif->queue_params[i].cw_min); - cmd->ac[i].cw_max = cpu_to_le16(mvmvif->queue_params[i].cw_max); - cmd->ac[i].aifsn = mvmvif->queue_params[i].aifs; - cmd->ac[i].edca_txop = + for (i = 0; i < IEEE80211_NUM_ACS; i++) { + u8 txf = iwl_mvm_ac_to_tx_fifo[i]; + + cmd->ac[txf].cw_min = + cpu_to_le16(mvmvif->queue_params[i].cw_min); + cmd->ac[txf].cw_max = + cpu_to_le16(mvmvif->queue_params[i].cw_max); + cmd->ac[txf].edca_txop = cpu_to_le16(mvmvif->queue_params[i].txop * 32); - cmd->ac[i].fifos_mask = BIT(iwl_mvm_ac_to_tx_fifo[i]); + cmd->ac[txf].aifsn = mvmvif->queue_params[i].aifs; + cmd->ac[txf].fifos_mask = BIT(txf); } /* in AP mode, the MCAST FIFO takes the EDCA params from VO */ if (vif->type == NL80211_IFTYPE_AP) - cmd->ac[AC_VO].fifos_mask |= BIT(IWL_MVM_TX_FIFO_MCAST); + cmd->ac[IWL_MVM_TX_FIFO_VO].fifos_mask |= + BIT(IWL_MVM_TX_FIFO_MCAST); if (vif->bss_conf.qos) cmd->qos_flags |= cpu_to_le32(MAC_QOS_FLG_UPDATE_EDCA); @@ -1007,7 +1056,7 @@ static void iwl_mvm_mac_ctxt_cmd_fill_ap(struct iwl_mvm *mvm, iwl_mvm_mac_ap_iterator, &data); if (data.beacon_device_ts) { - u32 rand = (prandom_u32() % (80 - 20)) + 20; + u32 rand = (prandom_u32() % (64 - 36)) + 36; mvmvif->ap_beacon_time = data.beacon_device_ts + ieee80211_tu_to_usec(data.beacon_int * rand / 100); @@ -1186,10 +1235,18 @@ int iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm, static void iwl_mvm_beacon_loss_iterator(void *_data, u8 *mac, struct ieee80211_vif *vif) { - u16 *id = _data; + struct iwl_missed_beacons_notif *missed_beacons = _data; struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - if (mvmvif->id == *id) + if (mvmvif->id != (u16)le32_to_cpu(missed_beacons->mac_id)) + return; + + /* + * TODO: the threshold should be adjusted based on latency conditions, + * and/or in case of a CS flow on one of the other AP vifs. + */ + if (le32_to_cpu(missed_beacons->consec_missed_beacons_since_last_rx) > + IWL_MVM_MISSED_BEACONS_THRESHOLD) ieee80211_beacon_loss(vif); } @@ -1198,12 +1255,19 @@ int iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm, struct iwl_device_cmd *cmd) { struct iwl_rx_packet *pkt = rxb_addr(rxb); - struct iwl_missed_beacons_notif *missed_beacons = (void *)pkt->data; - u16 id = (u16)le32_to_cpu(missed_beacons->mac_id); + struct iwl_missed_beacons_notif *mb = (void *)pkt->data; + + IWL_DEBUG_INFO(mvm, + "missed bcn mac_id=%u, consecutive=%u (%u, %u, %u)\n", + le32_to_cpu(mb->mac_id), + le32_to_cpu(mb->consec_missed_beacons), + le32_to_cpu(mb->consec_missed_beacons_since_last_rx), + le32_to_cpu(mb->num_recvd_beacons), + le32_to_cpu(mb->num_expected_beacons)); ieee80211_iterate_active_interfaces_atomic(mvm->hw, IEEE80211_IFACE_ITER_NORMAL, iwl_mvm_beacon_loss_iterator, - &id); + mb); return 0; } diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c index 2f5269359dce..b41177eb4888 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -262,7 +262,7 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) mvm->rts_threshold = IEEE80211_MAX_RTS_THRESHOLD; /* currently FW API supports only one optional cipher scheme */ - if (mvm->fw->cs && mvm->fw->cs->cipher) { + if (mvm->fw->cs->cipher) { mvm->hw->n_cipher_schemes = 1; mvm->hw->cipher_schemes = mvm->fw->cs; } @@ -866,6 +866,14 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm, struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); int ret; + /* + * Re-calculate the tsf id, as the master-slave relations depend on the + * beacon interval, which was not known when the station interface was + * added. + */ + if (changes & BSS_CHANGED_ASSOC && bss_conf->assoc) + iwl_mvm_mac_ctxt_recalc_tsf_id(mvm, vif); + ret = iwl_mvm_mac_ctxt_changed(mvm, vif); if (ret) IWL_ERR(mvm, "failed to update MAC %pM\n", vif->addr); @@ -979,6 +987,13 @@ static int iwl_mvm_start_ap_ibss(struct ieee80211_hw *hw, if (ret) goto out_unlock; + /* + * Re-calculate the tsf id, as the master-slave relations depend on the + * beacon interval, which was not known when the AP interface was added. + */ + if (vif->type == NL80211_IFTYPE_AP) + iwl_mvm_mac_ctxt_recalc_tsf_id(mvm, vif); + /* Add the mac context */ ret = iwl_mvm_mac_ctxt_add(mvm, vif); if (ret) @@ -1671,7 +1686,8 @@ static void iwl_mvm_change_chanctx(struct ieee80211_hw *hw, if (WARN_ONCE((phy_ctxt->ref > 1) && (changed & ~(IEEE80211_CHANCTX_CHANGE_WIDTH | IEEE80211_CHANCTX_CHANGE_RX_CHAINS | - IEEE80211_CHANCTX_CHANGE_RADAR)), + IEEE80211_CHANCTX_CHANGE_RADAR | + IEEE80211_CHANCTX_CHANGE_MIN_WIDTH)), "Cannot change PHY. Ref=%d, changed=0x%X\n", phy_ctxt->ref, changed)) return; diff --git a/drivers/net/wireless/iwlwifi/mvm/mvm.h b/drivers/net/wireless/iwlwifi/mvm/mvm.h index 84edf3649ad2..e4ead86f06d6 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mvm.h +++ b/drivers/net/wireless/iwlwifi/mvm/mvm.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -81,6 +81,7 @@ #define IWL_MVM_MAX_ADDRESSES 5 /* RSSI offset for WkP */ #define IWL_RSSI_OFFSET 50 +#define IWL_MVM_MISSED_BEACONS_THRESHOLD 8 enum iwl_mvm_tx_fifo { IWL_MVM_TX_FIFO_BK = 0, @@ -711,6 +712,8 @@ int iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm, int iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); +void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm, + struct ieee80211_vif *vif); /* Bindings */ int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif); diff --git a/drivers/net/wireless/iwlwifi/mvm/nvm.c b/drivers/net/wireless/iwlwifi/mvm/nvm.c index 48089b1625ff..c6beb0f842d5 100644 --- a/drivers/net/wireless/iwlwifi/mvm/nvm.c +++ b/drivers/net/wireless/iwlwifi/mvm/nvm.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -367,16 +367,17 @@ static int iwl_mvm_read_external_nvm(struct iwl_mvm *mvm) break; } + if (WARN(section_id >= NVM_NUM_OF_SECTIONS, + "Invalid NVM section ID %d\n", section_id)) { + ret = -EINVAL; + break; + } + temp = kmemdup(file_sec->data, section_size, GFP_KERNEL); if (!temp) { ret = -ENOMEM; break; } - if (WARN_ON(section_id >= NVM_NUM_OF_SECTIONS)) { - IWL_ERR(mvm, "Invalid NVM section ID\n"); - ret = -EINVAL; - break; - } mvm->nvm_sections[section_id].data = temp; mvm->nvm_sections[section_id].length = section_size; diff --git a/drivers/net/wireless/iwlwifi/mvm/ops.c b/drivers/net/wireless/iwlwifi/mvm/ops.c index a362430477a0..552c76a926ed 100644 --- a/drivers/net/wireless/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/iwlwifi/mvm/ops.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -665,6 +665,8 @@ static void iwl_mvm_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state) else clear_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status); + if (state && mvm->cur_ucode != IWL_UCODE_INIT) + iwl_trans_stop_device(mvm->trans); wiphy_rfkill_set_hw_state(mvm->hw->wiphy, iwl_mvm_is_radio_killed(mvm)); } diff --git a/drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c b/drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c index a8652ddd6bed..b7268c0b3333 100644 --- a/drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c +++ b/drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/power.c b/drivers/net/wireless/iwlwifi/mvm/power.c index 483ecc67501f..d9eab3b7bb9f 100644 --- a/drivers/net/wireless/iwlwifi/mvm/power.c +++ b/drivers/net/wireless/iwlwifi/mvm/power.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -64,7 +64,6 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/slab.h> -#include <linux/init.h> #include <net/mac80211.h> diff --git a/drivers/net/wireless/iwlwifi/mvm/power_legacy.c b/drivers/net/wireless/iwlwifi/mvm/power_legacy.c index 2ce79bad5845..ef712ae5bc62 100644 --- a/drivers/net/wireless/iwlwifi/mvm/power_legacy.c +++ b/drivers/net/wireless/iwlwifi/mvm/power_legacy.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/quota.c b/drivers/net/wireless/iwlwifi/mvm/quota.c index 38165eba2a17..ce5db6c4ef7e 100644 --- a/drivers/net/wireless/iwlwifi/mvm/quota.c +++ b/drivers/net/wireless/iwlwifi/mvm/quota.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/rs.c b/drivers/net/wireless/iwlwifi/mvm/rs.c index d6d28d7b442b..ba078a3322b8 100644 --- a/drivers/net/wireless/iwlwifi/mvm/rs.c +++ b/drivers/net/wireless/iwlwifi/mvm/rs.c @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -24,7 +24,6 @@ * *****************************************************************************/ #include <linux/kernel.h> -#include <linux/init.h> #include <linux/skbuff.h> #include <linux/slab.h> #include <net/mac80211.h> @@ -700,7 +699,7 @@ static int rs_rate_from_ucode_rate(const u32 ucode_rate, u8 num_of_ant = get_num_of_ant_from_rate(ucode_rate); u8 nss; - memset(rate, 0, sizeof(struct rs_rate)); + memset(rate, 0, sizeof(*rate)); rate->index = iwl_hwrate_to_plcp_idx(ucode_rate); if (rate->index == IWL_RATE_INVALID) { @@ -2121,7 +2120,7 @@ static void rs_initialize_lq(struct iwl_mvm *mvm, tbl->column = RS_COLUMN_LEGACY_ANT_B; rs_set_expected_tpt_table(lq_sta, tbl); - rs_fill_lq_cmd(NULL, NULL, lq_sta, rate); + rs_fill_lq_cmd(mvm, sta, lq_sta, rate); /* TODO restore station should remember the lq cmd */ iwl_mvm_send_lq_cmd(mvm, &lq_sta->lq, init); } @@ -2446,10 +2445,9 @@ static void rs_build_rates_table(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq_cmd = &lq_sta->lq; bool toggle_ant = false; - memcpy(&rate, initial_rate, sizeof(struct rs_rate)); + memcpy(&rate, initial_rate, sizeof(rate)); - if (mvm) - valid_tx_ant = iwl_fw_valid_tx_ant(mvm->fw); + valid_tx_ant = iwl_fw_valid_tx_ant(mvm->fw); if (is_siso(&rate)) { num_rates = RS_INITIAL_SISO_NUM_RATES; @@ -2623,7 +2621,7 @@ static void rs_program_fix_rate(struct iwl_mvm *mvm, struct rs_rate rate; rs_rate_from_ucode_rate(lq_sta->dbg_fixed_rate, lq_sta->band, &rate); - rs_fill_lq_cmd(NULL, NULL, lq_sta, &rate); + rs_fill_lq_cmd(mvm, NULL, lq_sta, &rate); iwl_mvm_send_lq_cmd(lq_sta->drv, &lq_sta->lq, false); } } diff --git a/drivers/net/wireless/iwlwifi/mvm/rs.h b/drivers/net/wireless/iwlwifi/mvm/rs.h index c31aa59728ea..7bc6404f6986 100644 --- a/drivers/net/wireless/iwlwifi/mvm/rs.h +++ b/drivers/net/wireless/iwlwifi/mvm/rs.h @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2003 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved. * * 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 diff --git a/drivers/net/wireless/iwlwifi/mvm/rx.c b/drivers/net/wireless/iwlwifi/mvm/rx.c index 454341cc3b27..a85b60f7e67e 100644 --- a/drivers/net/wireless/iwlwifi/mvm/rx.c +++ b/drivers/net/wireless/iwlwifi/mvm/rx.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/scan.c b/drivers/net/wireless/iwlwifi/mvm/scan.c index 4ce9bb581144..0e0007960612 100644 --- a/drivers/net/wireless/iwlwifi/mvm/scan.c +++ b/drivers/net/wireless/iwlwifi/mvm/scan.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -473,13 +473,18 @@ void iwl_mvm_cancel_scan(struct iwl_mvm *mvm) if (mvm->scan_status == IWL_MVM_SCAN_NONE) return; + if (iwl_mvm_is_radio_killed(mvm)) { + ieee80211_scan_completed(mvm->hw, true); + mvm->scan_status = IWL_MVM_SCAN_NONE; + return; + } + iwl_init_notification_wait(&mvm->notif_wait, &wait_scan_abort, scan_abort_notif, ARRAY_SIZE(scan_abort_notif), iwl_mvm_scan_abort_notif, NULL); - ret = iwl_mvm_send_cmd_pdu(mvm, SCAN_ABORT_CMD, - CMD_SYNC | CMD_SEND_IN_RFKILL, 0, NULL); + ret = iwl_mvm_send_cmd_pdu(mvm, SCAN_ABORT_CMD, CMD_SYNC, 0, NULL); if (ret) { IWL_ERR(mvm, "Couldn't send SCAN_ABORT_CMD: %d\n", ret); /* mac80211's state will be cleaned in the fw_restart flow */ diff --git a/drivers/net/wireless/iwlwifi/mvm/sf.c b/drivers/net/wireless/iwlwifi/mvm/sf.c index 97bb3c3e75ce..8401627c0030 100644 --- a/drivers/net/wireless/iwlwifi/mvm/sf.c +++ b/drivers/net/wireless/iwlwifi/mvm/sf.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2013 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2013 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/sta.c b/drivers/net/wireless/iwlwifi/mvm/sta.c index 0a8af2083ddc..ec1812133235 100644 --- a/drivers/net/wireless/iwlwifi/mvm/sta.c +++ b/drivers/net/wireless/iwlwifi/mvm/sta.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/sta.h b/drivers/net/wireless/iwlwifi/mvm/sta.h index b34941148a98..4968d0237dc5 100644 --- a/drivers/net/wireless/iwlwifi/mvm/sta.h +++ b/drivers/net/wireless/iwlwifi/mvm/sta.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/testmode.h b/drivers/net/wireless/iwlwifi/mvm/testmode.h index eb74391d91ca..0241665925f7 100644 --- a/drivers/net/wireless/iwlwifi/mvm/testmode.h +++ b/drivers/net/wireless/iwlwifi/mvm/testmode.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2013 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2013 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/time-event.c b/drivers/net/wireless/iwlwifi/mvm/time-event.c index 95ce4b601fef..50f3d7f560bc 100644 --- a/drivers/net/wireless/iwlwifi/mvm/time-event.c +++ b/drivers/net/wireless/iwlwifi/mvm/time-event.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/time-event.h b/drivers/net/wireless/iwlwifi/mvm/time-event.h index d9c8d6cfa2db..4a61c8c02372 100644 --- a/drivers/net/wireless/iwlwifi/mvm/time-event.h +++ b/drivers/net/wireless/iwlwifi/mvm/time-event.h @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/tt.c b/drivers/net/wireless/iwlwifi/mvm/tt.c index a0ec7b3473bd..3afa6b6bf835 100644 --- a/drivers/net/wireless/iwlwifi/mvm/tt.c +++ b/drivers/net/wireless/iwlwifi/mvm/tt.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2013 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/tx.c b/drivers/net/wireless/iwlwifi/mvm/tx.c index 735f86da7985..3c575a39987b 100644 --- a/drivers/net/wireless/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/iwlwifi/mvm/tx.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/mvm/utils.c b/drivers/net/wireless/iwlwifi/mvm/utils.c index f4aff56a36da..487d61b25359 100644 --- a/drivers/net/wireless/iwlwifi/mvm/utils.c +++ b/drivers/net/wireless/iwlwifi/mvm/utils.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/pcie/drv.c b/drivers/net/wireless/iwlwifi/pcie/drv.c index 2e97a3995333..e58b8af56c04 100644 --- a/drivers/net/wireless/iwlwifi/pcie/drv.c +++ b/drivers/net/wireless/iwlwifi/pcie/drv.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2007 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/net/wireless/iwlwifi/pcie/internal.h b/drivers/net/wireless/iwlwifi/pcie/internal.h index 674c75b0d002..e851f26fd44c 100644 --- a/drivers/net/wireless/iwlwifi/pcie/internal.h +++ b/drivers/net/wireless/iwlwifi/pcie/internal.h @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2003 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved. * * Portions of this file are derived from the ipw3945 project, as well * as portions of the ieee80211 subsystem header files. @@ -262,6 +262,7 @@ iwl_pcie_get_scratchbuf_dma(struct iwl_txq *txq, int idx) * @rx_page_order: page order for receive buffer size * @wd_timeout: queue watchdog timeout (jiffies) * @reg_lock: protect hw register access + * @cmd_in_flight: true when we have a host command in flight */ struct iwl_trans_pcie { struct iwl_rxq rxq; @@ -273,7 +274,6 @@ struct iwl_trans_pcie { __le32 *ict_tbl; dma_addr_t ict_tbl_dma; int ict_index; - u32 inta; bool use_ict; struct isr_statistics isr_stats; @@ -311,6 +311,7 @@ struct iwl_trans_pcie { /*protect hw register */ spinlock_t reg_lock; + bool cmd_in_flight; }; #define IWL_TRANS_GET_PCIE_TRANS(_iwl_trans) \ @@ -343,7 +344,7 @@ void iwl_pcie_rx_free(struct iwl_trans *trans); /***************************************************** * ICT - interrupt handling ******************************************************/ -irqreturn_t iwl_pcie_isr_ict(int irq, void *data); +irqreturn_t iwl_pcie_isr(int irq, void *data); int iwl_pcie_alloc_ict(struct iwl_trans *trans); void iwl_pcie_free_ict(struct iwl_trans *trans); void iwl_pcie_reset_ict(struct iwl_trans *trans); @@ -397,13 +398,17 @@ static inline void iwl_enable_interrupts(struct iwl_trans *trans) IWL_DEBUG_ISR(trans, "Enabling interrupts\n"); set_bit(STATUS_INT_ENABLED, &trans->status); + trans_pcie->inta_mask = CSR_INI_SET_MASK; iwl_write32(trans, CSR_INT_MASK, trans_pcie->inta_mask); } static inline void iwl_enable_rfkill_int(struct iwl_trans *trans) { + struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); + IWL_DEBUG_ISR(trans, "Enabling rfkill interrupt\n"); - iwl_write32(trans, CSR_INT_MASK, CSR_INT_BIT_RF_KILL); + trans_pcie->inta_mask = CSR_INT_BIT_RF_KILL; + iwl_write32(trans, CSR_INT_MASK, trans_pcie->inta_mask); } static inline void iwl_wake_queue(struct iwl_trans *trans, @@ -456,4 +461,31 @@ static inline bool iwl_is_rfkill_set(struct iwl_trans *trans) CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW); } +static inline void __iwl_trans_pcie_set_bits_mask(struct iwl_trans *trans, + u32 reg, u32 mask, u32 value) +{ + u32 v; + +#ifdef CONFIG_IWLWIFI_DEBUG + WARN_ON_ONCE(value & ~mask); +#endif + + v = iwl_read32(trans, reg); + v &= ~mask; + v |= value; + iwl_write32(trans, reg, v); +} + +static inline void __iwl_trans_pcie_clear_bit(struct iwl_trans *trans, + u32 reg, u32 mask) +{ + __iwl_trans_pcie_set_bits_mask(trans, reg, mask, 0); +} + +static inline void __iwl_trans_pcie_set_bit(struct iwl_trans *trans, + u32 reg, u32 mask) +{ + __iwl_trans_pcie_set_bits_mask(trans, reg, mask, mask); +} + #endif /* __iwl_trans_int_pcie_h__ */ diff --git a/drivers/net/wireless/iwlwifi/pcie/rx.c b/drivers/net/wireless/iwlwifi/pcie/rx.c index 7aeec5ccefa5..1890ea29c264 100644 --- a/drivers/net/wireless/iwlwifi/pcie/rx.c +++ b/drivers/net/wireless/iwlwifi/pcie/rx.c @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2003 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved. * * Portions of this file are derived from the ipw3945 project, as well * as portions of the ieee80211 subsystem header files. @@ -148,10 +148,9 @@ int iwl_pcie_rx_stop(struct iwl_trans *trans) static void iwl_pcie_rxq_inc_wr_ptr(struct iwl_trans *trans, struct iwl_rxq *rxq) { - unsigned long flags; u32 reg; - spin_lock_irqsave(&rxq->lock, flags); + spin_lock(&rxq->lock); if (rxq->need_update == 0) goto exit_unlock; @@ -190,7 +189,7 @@ static void iwl_pcie_rxq_inc_wr_ptr(struct iwl_trans *trans, rxq->need_update = 0; exit_unlock: - spin_unlock_irqrestore(&rxq->lock, flags); + spin_unlock(&rxq->lock); } /* @@ -209,7 +208,6 @@ static void iwl_pcie_rxq_restock(struct iwl_trans *trans) struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); struct iwl_rxq *rxq = &trans_pcie->rxq; struct iwl_rx_mem_buffer *rxb; - unsigned long flags; /* * If the device isn't enabled - not need to try to add buffers... @@ -222,7 +220,7 @@ static void iwl_pcie_rxq_restock(struct iwl_trans *trans) if (!test_bit(STATUS_DEVICE_ENABLED, &trans->status)) return; - spin_lock_irqsave(&rxq->lock, flags); + spin_lock(&rxq->lock); while ((iwl_rxq_space(rxq) > 0) && (rxq->free_count)) { /* The overwritten rxb must be a used one */ rxb = rxq->queue[rxq->write]; @@ -239,7 +237,7 @@ static void iwl_pcie_rxq_restock(struct iwl_trans *trans) rxq->write = (rxq->write + 1) & RX_QUEUE_MASK; rxq->free_count--; } - spin_unlock_irqrestore(&rxq->lock, flags); + spin_unlock(&rxq->lock); /* If the pre-allocated buffer pool is dropping low, schedule to * refill it */ if (rxq->free_count <= RX_LOW_WATERMARK) @@ -248,9 +246,9 @@ static void iwl_pcie_rxq_restock(struct iwl_trans *trans) /* If we've added more space for the firmware to place data, tell it. * Increment device's write pointer in multiples of 8. */ if (rxq->write_actual != (rxq->write & ~0x7)) { - spin_lock_irqsave(&rxq->lock, flags); + spin_lock(&rxq->lock); rxq->need_update = 1; - spin_unlock_irqrestore(&rxq->lock, flags); + spin_unlock(&rxq->lock); iwl_pcie_rxq_inc_wr_ptr(trans, rxq); } } @@ -270,16 +268,15 @@ static void iwl_pcie_rxq_alloc_rbs(struct iwl_trans *trans, gfp_t priority) struct iwl_rxq *rxq = &trans_pcie->rxq; struct iwl_rx_mem_buffer *rxb; struct page *page; - unsigned long flags; gfp_t gfp_mask = priority; while (1) { - spin_lock_irqsave(&rxq->lock, flags); + spin_lock(&rxq->lock); if (list_empty(&rxq->rx_used)) { - spin_unlock_irqrestore(&rxq->lock, flags); + spin_unlock(&rxq->lock); return; } - spin_unlock_irqrestore(&rxq->lock, flags); + spin_unlock(&rxq->lock); if (rxq->free_count > RX_LOW_WATERMARK) gfp_mask |= __GFP_NOWARN; @@ -308,17 +305,17 @@ static void iwl_pcie_rxq_alloc_rbs(struct iwl_trans *trans, gfp_t priority) return; } - spin_lock_irqsave(&rxq->lock, flags); + spin_lock(&rxq->lock); if (list_empty(&rxq->rx_used)) { - spin_unlock_irqrestore(&rxq->lock, flags); + spin_unlock(&rxq->lock); __free_pages(page, trans_pcie->rx_page_order); return; } rxb = list_first_entry(&rxq->rx_used, struct iwl_rx_mem_buffer, list); list_del(&rxb->list); - spin_unlock_irqrestore(&rxq->lock, flags); + spin_unlock(&rxq->lock); BUG_ON(rxb->page); rxb->page = page; @@ -329,9 +326,9 @@ static void iwl_pcie_rxq_alloc_rbs(struct iwl_trans *trans, gfp_t priority) DMA_FROM_DEVICE); if (dma_mapping_error(trans->dev, rxb->page_dma)) { rxb->page = NULL; - spin_lock_irqsave(&rxq->lock, flags); + spin_lock(&rxq->lock); list_add(&rxb->list, &rxq->rx_used); - spin_unlock_irqrestore(&rxq->lock, flags); + spin_unlock(&rxq->lock); __free_pages(page, trans_pcie->rx_page_order); return; } @@ -340,12 +337,12 @@ static void iwl_pcie_rxq_alloc_rbs(struct iwl_trans *trans, gfp_t priority) /* and also 256 byte aligned! */ BUG_ON(rxb->page_dma & DMA_BIT_MASK(8)); - spin_lock_irqsave(&rxq->lock, flags); + spin_lock(&rxq->lock); list_add_tail(&rxb->list, &rxq->rx_free); rxq->free_count++; - spin_unlock_irqrestore(&rxq->lock, flags); + spin_unlock(&rxq->lock); } } @@ -379,13 +376,12 @@ static void iwl_pcie_rxq_free_rbs(struct iwl_trans *trans) static void iwl_pcie_rx_replenish(struct iwl_trans *trans) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); - unsigned long flags; iwl_pcie_rxq_alloc_rbs(trans, GFP_KERNEL); - spin_lock_irqsave(&trans_pcie->irq_lock, flags); + spin_lock(&trans_pcie->irq_lock); iwl_pcie_rxq_restock(trans); - spin_unlock_irqrestore(&trans_pcie->irq_lock, flags); + spin_unlock(&trans_pcie->irq_lock); } static void iwl_pcie_rx_replenish_now(struct iwl_trans *trans) @@ -511,7 +507,6 @@ int iwl_pcie_rx_init(struct iwl_trans *trans) struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); struct iwl_rxq *rxq = &trans_pcie->rxq; int i, err; - unsigned long flags; if (!rxq->bd) { err = iwl_pcie_rx_alloc(trans); @@ -519,7 +514,7 @@ int iwl_pcie_rx_init(struct iwl_trans *trans) return err; } - spin_lock_irqsave(&rxq->lock, flags); + spin_lock(&rxq->lock); INIT_WORK(&trans_pcie->rx_replenish, iwl_pcie_rx_replenish_work); @@ -535,16 +530,16 @@ int iwl_pcie_rx_init(struct iwl_trans *trans) rxq->read = rxq->write = 0; rxq->write_actual = 0; memset(rxq->rb_stts, 0, sizeof(*rxq->rb_stts)); - spin_unlock_irqrestore(&rxq->lock, flags); + spin_unlock(&rxq->lock); iwl_pcie_rx_replenish(trans); iwl_pcie_rx_hw_init(trans, rxq); - spin_lock_irqsave(&trans_pcie->irq_lock, flags); + spin_lock(&trans_pcie->irq_lock); rxq->need_update = 1; iwl_pcie_rxq_inc_wr_ptr(trans, rxq); - spin_unlock_irqrestore(&trans_pcie->irq_lock, flags); + spin_unlock(&trans_pcie->irq_lock); return 0; } @@ -553,7 +548,6 @@ void iwl_pcie_rx_free(struct iwl_trans *trans) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); struct iwl_rxq *rxq = &trans_pcie->rxq; - unsigned long flags; /*if rxq->bd is NULL, it means that nothing has been allocated, * exit now */ @@ -564,9 +558,9 @@ void iwl_pcie_rx_free(struct iwl_trans *trans) cancel_work_sync(&trans_pcie->rx_replenish); - spin_lock_irqsave(&rxq->lock, flags); + spin_lock(&rxq->lock); iwl_pcie_rxq_free_rbs(trans); - spin_unlock_irqrestore(&rxq->lock, flags); + spin_unlock(&rxq->lock); dma_free_coherent(trans->dev, sizeof(__le32) * RX_QUEUE_SIZE, rxq->bd, rxq->bd_dma); @@ -589,7 +583,6 @@ static void iwl_pcie_rx_handle_rb(struct iwl_trans *trans, struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); struct iwl_rxq *rxq = &trans_pcie->rxq; struct iwl_txq *txq = &trans_pcie->txq[trans_pcie->cmd_queue]; - unsigned long flags; bool page_stolen = false; int max_len = PAGE_SIZE << trans_pcie->rx_page_order; u32 offset = 0; @@ -691,7 +684,7 @@ static void iwl_pcie_rx_handle_rb(struct iwl_trans *trans, /* Reuse the page if possible. For notification packets and * SKBs that fail to Rx correctly, add them back into the * rx_free list for reuse later. */ - spin_lock_irqsave(&rxq->lock, flags); + spin_lock(&rxq->lock); if (rxb->page != NULL) { rxb->page_dma = dma_map_page(trans->dev, rxb->page, 0, @@ -712,7 +705,7 @@ static void iwl_pcie_rx_handle_rb(struct iwl_trans *trans, } } else list_add_tail(&rxb->list, &rxq->rx_used); - spin_unlock_irqrestore(&rxq->lock, flags); + spin_unlock(&rxq->lock); } /* @@ -807,6 +800,87 @@ static void iwl_pcie_irq_handle_error(struct iwl_trans *trans) wake_up(&trans_pcie->wait_command_queue); } +static u32 iwl_pcie_int_cause_non_ict(struct iwl_trans *trans) +{ + struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); + u32 inta; + + lockdep_assert_held(&trans_pcie->irq_lock); + + trace_iwlwifi_dev_irq(trans->dev); + + /* Discover which interrupts are active/pending */ + inta = iwl_read32(trans, CSR_INT); + + /* the thread will service interrupts and re-enable them */ + return inta; +} + +/* a device (PCI-E) page is 4096 bytes long */ +#define ICT_SHIFT 12 +#define ICT_SIZE (1 << ICT_SHIFT) +#define ICT_COUNT (ICT_SIZE / sizeof(u32)) + +/* interrupt handler using ict table, with this interrupt driver will + * stop using INTA register to get device's interrupt, reading this register + * is expensive, device will write interrupts in ICT dram table, increment + * index then will fire interrupt to driver, driver will OR all ICT table + * entries from current index up to table entry with 0 value. the result is + * the interrupt we need to service, driver will set the entries back to 0 and + * set index. + */ +static u32 iwl_pcie_int_cause_ict(struct iwl_trans *trans) +{ + struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); + u32 inta; + u32 val = 0; + u32 read; + + trace_iwlwifi_dev_irq(trans->dev); + + /* Ignore interrupt if there's nothing in NIC to service. + * This may be due to IRQ shared with another device, + * or due to sporadic interrupts thrown from our NIC. */ + read = le32_to_cpu(trans_pcie->ict_tbl[trans_pcie->ict_index]); + trace_iwlwifi_dev_ict_read(trans->dev, trans_pcie->ict_index, read); + if (!read) + return 0; + + /* + * Collect all entries up to the first 0, starting from ict_index; + * note we already read at ict_index. + */ + do { + val |= read; + IWL_DEBUG_ISR(trans, "ICT index %d value 0x%08X\n", + trans_pcie->ict_index, read); + trans_pcie->ict_tbl[trans_pcie->ict_index] = 0; + trans_pcie->ict_index = + iwl_queue_inc_wrap(trans_pcie->ict_index, ICT_COUNT); + + read = le32_to_cpu(trans_pcie->ict_tbl[trans_pcie->ict_index]); + trace_iwlwifi_dev_ict_read(trans->dev, trans_pcie->ict_index, + read); + } while (read); + + /* We should not get this value, just ignore it. */ + if (val == 0xffffffff) + val = 0; + + /* + * this is a w/a for a h/w bug. the h/w bug may cause the Rx bit + * (bit 15 before shifting it to 31) to clear when using interrupt + * coalescing. fortunately, bits 18 and 19 stay set when this happens + * so we use them to decide on the real state of the Rx bit. + * In order words, bit 15 is set if bit 18 or bit 19 are set. + */ + if (val & 0xC0000) + val |= 0x8000; + + inta = (0xff & val) | ((0xff00 & val) << 16); + return inta; +} + irqreturn_t iwl_pcie_irq_handler(int irq, void *dev_id) { struct iwl_trans *trans = dev_id; @@ -814,12 +888,61 @@ irqreturn_t iwl_pcie_irq_handler(int irq, void *dev_id) struct isr_statistics *isr_stats = &trans_pcie->isr_stats; u32 inta = 0; u32 handled = 0; - unsigned long flags; u32 i; lock_map_acquire(&trans->sync_cmd_lockdep_map); - spin_lock_irqsave(&trans_pcie->irq_lock, flags); + spin_lock(&trans_pcie->irq_lock); + + /* dram interrupt table not set yet, + * use legacy interrupt. + */ + if (likely(trans_pcie->use_ict)) + inta = iwl_pcie_int_cause_ict(trans); + else + inta = iwl_pcie_int_cause_non_ict(trans); + + if (iwl_have_debug_level(IWL_DL_ISR)) { + IWL_DEBUG_ISR(trans, + "ISR inta 0x%08x, enabled 0x%08x(sw), enabled(hw) 0x%08x, fh 0x%08x\n", + inta, trans_pcie->inta_mask, + iwl_read32(trans, CSR_INT_MASK), + iwl_read32(trans, CSR_FH_INT_STATUS)); + if (inta & (~trans_pcie->inta_mask)) + IWL_DEBUG_ISR(trans, + "We got a masked interrupt (0x%08x)\n", + inta & (~trans_pcie->inta_mask)); + } + + inta &= trans_pcie->inta_mask; + + /* + * Ignore interrupt if there's nothing in NIC to service. + * This may be due to IRQ shared with another device, + * or due to sporadic interrupts thrown from our NIC. + */ + if (unlikely(!inta)) { + IWL_DEBUG_ISR(trans, "Ignore interrupt, inta == 0\n"); + /* + * Re-enable interrupts here since we don't + * have anything to service + */ + if (test_bit(STATUS_INT_ENABLED, &trans->status)) + iwl_enable_interrupts(trans); + spin_unlock(&trans_pcie->irq_lock); + lock_map_release(&trans->sync_cmd_lockdep_map); + return IRQ_NONE; + } + + if (unlikely(inta == 0xFFFFFFFF || (inta & 0xFFFFFFF0) == 0xa5a5a5a0)) { + /* + * Hardware disappeared. It might have + * already raised an interrupt. + */ + IWL_WARN(trans, "HARDWARE GONE?? INTA == 0x%08x\n", inta); + spin_unlock(&trans_pcie->irq_lock); + goto out; + } /* Ack/clear/reset pending uCode interrupts. * Note: Some bits in CSR_INT are "OR" of bits in CSR_FH_INT_STATUS, @@ -832,19 +955,13 @@ irqreturn_t iwl_pcie_irq_handler(int irq, void *dev_id) * hardware bugs here by ACKing all the possible interrupts so that * interrupt coalescing can still be achieved. */ - iwl_write32(trans, CSR_INT, - trans_pcie->inta | ~trans_pcie->inta_mask); - - inta = trans_pcie->inta; + iwl_write32(trans, CSR_INT, inta | ~trans_pcie->inta_mask); if (iwl_have_debug_level(IWL_DL_ISR)) IWL_DEBUG_ISR(trans, "inta 0x%08x, enabled 0x%08x\n", inta, iwl_read32(trans, CSR_INT_MASK)); - /* saved interrupt in inta variable now we can reset trans_pcie->inta */ - trans_pcie->inta = 0; - - spin_unlock_irqrestore(&trans_pcie->irq_lock, flags); + spin_unlock(&trans_pcie->irq_lock); /* Now service all interrupt bits discovered above. */ if (inta & CSR_INT_BIT_HW_ERR) { @@ -1019,11 +1136,6 @@ out: * ******************************************************************************/ -/* a device (PCI-E) page is 4096 bytes long */ -#define ICT_SHIFT 12 -#define ICT_SIZE (1 << ICT_SHIFT) -#define ICT_COUNT (ICT_SIZE / sizeof(u32)) - /* Free dram table */ void iwl_pcie_free_ict(struct iwl_trans *trans) { @@ -1048,7 +1160,7 @@ int iwl_pcie_alloc_ict(struct iwl_trans *trans) struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); trans_pcie->ict_tbl = - dma_alloc_coherent(trans->dev, ICT_SIZE, + dma_zalloc_coherent(trans->dev, ICT_SIZE, &trans_pcie->ict_tbl_dma, GFP_KERNEL); if (!trans_pcie->ict_tbl) @@ -1060,17 +1172,10 @@ int iwl_pcie_alloc_ict(struct iwl_trans *trans) return -EINVAL; } - IWL_DEBUG_ISR(trans, "ict dma addr %Lx\n", - (unsigned long long)trans_pcie->ict_tbl_dma); - - IWL_DEBUG_ISR(trans, "ict vir addr %p\n", trans_pcie->ict_tbl); + IWL_DEBUG_ISR(trans, "ict dma addr %Lx ict vir addr %p\n", + (unsigned long long)trans_pcie->ict_tbl_dma, + trans_pcie->ict_tbl); - /* reset table and index to all 0 */ - memset(trans_pcie->ict_tbl, 0, ICT_SIZE); - trans_pcie->ict_index = 0; - - /* add periodic RX interrupt */ - trans_pcie->inta_mask |= CSR_INT_BIT_RX_PERIODIC; return 0; } @@ -1081,12 +1186,11 @@ void iwl_pcie_reset_ict(struct iwl_trans *trans) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); u32 val; - unsigned long flags; if (!trans_pcie->ict_tbl) return; - spin_lock_irqsave(&trans_pcie->irq_lock, flags); + spin_lock(&trans_pcie->irq_lock); iwl_disable_interrupts(trans); memset(trans_pcie->ict_tbl, 0, ICT_SIZE); @@ -1103,120 +1207,26 @@ void iwl_pcie_reset_ict(struct iwl_trans *trans) trans_pcie->ict_index = 0; iwl_write32(trans, CSR_INT, trans_pcie->inta_mask); iwl_enable_interrupts(trans); - spin_unlock_irqrestore(&trans_pcie->irq_lock, flags); + spin_unlock(&trans_pcie->irq_lock); } /* Device is going down disable ict interrupt usage */ void iwl_pcie_disable_ict(struct iwl_trans *trans) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); - unsigned long flags; - spin_lock_irqsave(&trans_pcie->irq_lock, flags); + spin_lock(&trans_pcie->irq_lock); trans_pcie->use_ict = false; - spin_unlock_irqrestore(&trans_pcie->irq_lock, flags); -} - -/* legacy (non-ICT) ISR. Assumes that trans_pcie->irq_lock is held */ -static irqreturn_t iwl_pcie_isr(int irq, void *data) -{ - struct iwl_trans *trans = data; - struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); - u32 inta, inta_mask; - - lockdep_assert_held(&trans_pcie->irq_lock); - - trace_iwlwifi_dev_irq(trans->dev); - - /* Disable (but don't clear!) interrupts here to avoid - * back-to-back ISRs and sporadic interrupts from our NIC. - * If we have something to service, the irq thread will re-enable ints. - * If we *don't* have something, we'll re-enable before leaving here. */ - inta_mask = iwl_read32(trans, CSR_INT_MASK); - iwl_write32(trans, CSR_INT_MASK, 0x00000000); - - /* Discover which interrupts are active/pending */ - inta = iwl_read32(trans, CSR_INT); - - if (inta & (~inta_mask)) { - IWL_DEBUG_ISR(trans, - "We got a masked interrupt (0x%08x)...Ack and ignore\n", - inta & (~inta_mask)); - iwl_write32(trans, CSR_INT, inta & (~inta_mask)); - inta &= inta_mask; - } - - /* Ignore interrupt if there's nothing in NIC to service. - * This may be due to IRQ shared with another device, - * or due to sporadic interrupts thrown from our NIC. */ - if (!inta) { - IWL_DEBUG_ISR(trans, "Ignore interrupt, inta == 0\n"); - /* - * Re-enable interrupts here since we don't have anything to - * service, but only in case the handler won't run. Note that - * the handler can be scheduled because of a previous - * interrupt. - */ - if (test_bit(STATUS_INT_ENABLED, &trans->status) && - !trans_pcie->inta) - iwl_enable_interrupts(trans); - return IRQ_NONE; - } - - if ((inta == 0xFFFFFFFF) || ((inta & 0xFFFFFFF0) == 0xa5a5a5a0)) { - /* Hardware disappeared. It might have already raised - * an interrupt */ - IWL_WARN(trans, "HARDWARE GONE?? INTA == 0x%08x\n", inta); - return IRQ_HANDLED; - } - - if (iwl_have_debug_level(IWL_DL_ISR)) - IWL_DEBUG_ISR(trans, - "ISR inta 0x%08x, enabled 0x%08x, fh 0x%08x\n", - inta, inta_mask, - iwl_read32(trans, CSR_FH_INT_STATUS)); - - trans_pcie->inta |= inta; - /* the thread will service interrupts and re-enable them */ - return IRQ_WAKE_THREAD; + spin_unlock(&trans_pcie->irq_lock); } -/* interrupt handler using ict table, with this interrupt driver will - * stop using INTA register to get device's interrupt, reading this register - * is expensive, device will write interrupts in ICT dram table, increment - * index then will fire interrupt to driver, driver will OR all ICT table - * entries from current index up to table entry with 0 value. the result is - * the interrupt we need to service, driver will set the entries back to 0 and - * set index. - */ -irqreturn_t iwl_pcie_isr_ict(int irq, void *data) +irqreturn_t iwl_pcie_isr(int irq, void *data) { struct iwl_trans *trans = data; - struct iwl_trans_pcie *trans_pcie; - u32 inta; - u32 val = 0; - u32 read; - unsigned long flags; - irqreturn_t ret = IRQ_NONE; if (!trans) return IRQ_NONE; - trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); - - spin_lock_irqsave(&trans_pcie->irq_lock, flags); - - /* dram interrupt table not set yet, - * use legacy interrupt. - */ - if (unlikely(!trans_pcie->use_ict)) { - ret = iwl_pcie_isr(irq, data); - spin_unlock_irqrestore(&trans_pcie->irq_lock, flags); - return ret; - } - - trace_iwlwifi_dev_irq(trans->dev); - /* Disable (but don't clear!) interrupts here to avoid * back-to-back ISRs and sporadic interrupts from our NIC. * If we have something to service, the tasklet will re-enable ints. @@ -1224,73 +1234,5 @@ irqreturn_t iwl_pcie_isr_ict(int irq, void *data) */ iwl_write32(trans, CSR_INT_MASK, 0x00000000); - /* Ignore interrupt if there's nothing in NIC to service. - * This may be due to IRQ shared with another device, - * or due to sporadic interrupts thrown from our NIC. */ - read = le32_to_cpu(trans_pcie->ict_tbl[trans_pcie->ict_index]); - trace_iwlwifi_dev_ict_read(trans->dev, trans_pcie->ict_index, read); - if (!read) { - IWL_DEBUG_ISR(trans, "Ignore interrupt, inta == 0\n"); - goto none; - } - - /* - * Collect all entries up to the first 0, starting from ict_index; - * note we already read at ict_index. - */ - do { - val |= read; - IWL_DEBUG_ISR(trans, "ICT index %d value 0x%08X\n", - trans_pcie->ict_index, read); - trans_pcie->ict_tbl[trans_pcie->ict_index] = 0; - trans_pcie->ict_index = - iwl_queue_inc_wrap(trans_pcie->ict_index, ICT_COUNT); - - read = le32_to_cpu(trans_pcie->ict_tbl[trans_pcie->ict_index]); - trace_iwlwifi_dev_ict_read(trans->dev, trans_pcie->ict_index, - read); - } while (read); - - /* We should not get this value, just ignore it. */ - if (val == 0xffffffff) - val = 0; - - /* - * this is a w/a for a h/w bug. the h/w bug may cause the Rx bit - * (bit 15 before shifting it to 31) to clear when using interrupt - * coalescing. fortunately, bits 18 and 19 stay set when this happens - * so we use them to decide on the real state of the Rx bit. - * In order words, bit 15 is set if bit 18 or bit 19 are set. - */ - if (val & 0xC0000) - val |= 0x8000; - - inta = (0xff & val) | ((0xff00 & val) << 16); - IWL_DEBUG_ISR(trans, "ISR inta 0x%08x, enabled(sw) 0x%08x ict 0x%08x\n", - inta, trans_pcie->inta_mask, val); - if (iwl_have_debug_level(IWL_DL_ISR)) - IWL_DEBUG_ISR(trans, "enabled(hw) 0x%08x\n", - iwl_read32(trans, CSR_INT_MASK)); - - inta &= trans_pcie->inta_mask; - trans_pcie->inta |= inta; - - /* iwl_pcie_tasklet() will service interrupts and re-enable them */ - if (likely(inta)) { - spin_unlock_irqrestore(&trans_pcie->irq_lock, flags); - return IRQ_WAKE_THREAD; - } - - ret = IRQ_HANDLED; - - none: - /* re-enable interrupts here since we don't have anything to service. - * only Re-enable if disabled by irq. - */ - if (test_bit(STATUS_INT_ENABLED, &trans->status) && - !trans_pcie->inta) - iwl_enable_interrupts(trans); - - spin_unlock_irqrestore(&trans_pcie->irq_lock, flags); - return ret; + return IRQ_WAKE_THREAD; } diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c index eecd38e3f15f..16f66c1a23de 100644 --- a/drivers/net/wireless/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/iwlwifi/pcie/trans.c @@ -5,7 +5,7 @@ * * GPL LICENSE SUMMARY * - * Copyright(c) 2007 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved. * * 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 @@ -30,7 +30,7 @@ * * BSD LICENSE * - * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -75,33 +75,6 @@ #include "iwl-agn-hw.h" #include "internal.h" -static void __iwl_trans_pcie_set_bits_mask(struct iwl_trans *trans, - u32 reg, u32 mask, u32 value) -{ - u32 v; - -#ifdef CONFIG_IWLWIFI_DEBUG - WARN_ON_ONCE(value & ~mask); -#endif - - v = iwl_read32(trans, reg); - v &= ~mask; - v |= value; - iwl_write32(trans, reg, v); -} - -static inline void __iwl_trans_pcie_clear_bit(struct iwl_trans *trans, - u32 reg, u32 mask) -{ - __iwl_trans_pcie_set_bits_mask(trans, reg, mask, 0); -} - -static inline void __iwl_trans_pcie_set_bit(struct iwl_trans *trans, - u32 reg, u32 mask) -{ - __iwl_trans_pcie_set_bits_mask(trans, reg, mask, mask); -} - static void iwl_pcie_set_pwr(struct iwl_trans *trans, bool vaux) { if (vaux && pci_pme_capable(to_pci_dev(trans->dev), PCI_D3cold)) @@ -271,13 +244,12 @@ static void iwl_pcie_apm_stop(struct iwl_trans *trans) static int iwl_pcie_nic_init(struct iwl_trans *trans) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); - unsigned long flags; /* nic_init */ - spin_lock_irqsave(&trans_pcie->irq_lock, flags); + spin_lock(&trans_pcie->irq_lock); iwl_pcie_apm_init(trans); - spin_unlock_irqrestore(&trans_pcie->irq_lock, flags); + spin_unlock(&trans_pcie->irq_lock); iwl_pcie_set_pwr(trans, false); @@ -635,13 +607,14 @@ static void iwl_trans_pcie_fw_alive(struct iwl_trans *trans, u32 scd_addr) static void iwl_trans_pcie_stop_device(struct iwl_trans *trans) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); - unsigned long flags; - bool hw_rfkill; + bool hw_rfkill, was_hw_rfkill; + + was_hw_rfkill = iwl_is_rfkill_set(trans); /* tell the device to stop sending interrupts */ - spin_lock_irqsave(&trans_pcie->irq_lock, flags); + spin_lock(&trans_pcie->irq_lock); iwl_disable_interrupts(trans); - spin_unlock_irqrestore(&trans_pcie->irq_lock, flags); + spin_unlock(&trans_pcie->irq_lock); /* device going down, Stop using ICT table */ iwl_pcie_disable_ict(trans); @@ -673,9 +646,9 @@ static void iwl_trans_pcie_stop_device(struct iwl_trans *trans) /* Upon stop, the APM issues an interrupt if HW RF kill is set. * Clean again the interrupt here */ - spin_lock_irqsave(&trans_pcie->irq_lock, flags); + spin_lock(&trans_pcie->irq_lock); iwl_disable_interrupts(trans); - spin_unlock_irqrestore(&trans_pcie->irq_lock, flags); + spin_unlock(&trans_pcie->irq_lock); /* stop and reset the on-board processor */ iwl_write32(trans, CSR_RESET, CSR_RESET_REG_FLAG_NEVO_RESET); @@ -698,13 +671,20 @@ static void iwl_trans_pcie_stop_device(struct iwl_trans *trans) * all the interrupts were disabled, in this case we couldn't * receive the RF kill interrupt and update the state in the * op_mode. + * Don't call the op_mode if the rkfill state hasn't changed. + * This allows the op_mode to call stop_device from the rfkill + * notification without endless recursion. Under very rare + * circumstances, we might have a small recursion if the rfkill + * state changed exactly now while we were called from stop_device. + * This is very unlikely but can happen and is supported. */ hw_rfkill = iwl_is_rfkill_set(trans); if (hw_rfkill) set_bit(STATUS_RFKILL, &trans->status); else clear_bit(STATUS_RFKILL, &trans->status); - iwl_op_mode_hw_rf_kill(trans->op_mode, hw_rfkill); + if (hw_rfkill != was_hw_rfkill) + iwl_op_mode_hw_rf_kill(trans->op_mode, hw_rfkill); } static void iwl_trans_pcie_d3_suspend(struct iwl_trans *trans, bool test) @@ -799,7 +779,7 @@ static int iwl_trans_pcie_start_hw(struct iwl_trans *trans) } /* Reset the entire device */ - iwl_set_bit(trans, CSR_RESET, CSR_RESET_REG_FLAG_SW_RESET); + iwl_write32(trans, CSR_RESET, CSR_RESET_REG_FLAG_SW_RESET); usleep_range(10, 15); @@ -821,18 +801,17 @@ static int iwl_trans_pcie_start_hw(struct iwl_trans *trans) static void iwl_trans_pcie_op_mode_leave(struct iwl_trans *trans) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); - unsigned long flags; /* disable interrupts - don't enable HW RF kill interrupt */ - spin_lock_irqsave(&trans_pcie->irq_lock, flags); + spin_lock(&trans_pcie->irq_lock); iwl_disable_interrupts(trans); - spin_unlock_irqrestore(&trans_pcie->irq_lock, flags); + spin_unlock(&trans_pcie->irq_lock); iwl_pcie_apm_stop(trans); - spin_lock_irqsave(&trans_pcie->irq_lock, flags); + spin_lock(&trans_pcie->irq_lock); iwl_disable_interrupts(trans); - spin_unlock_irqrestore(&trans_pcie->irq_lock, flags); + spin_unlock(&trans_pcie->irq_lock); iwl_pcie_disable_ict(trans); } @@ -932,6 +911,9 @@ static bool iwl_trans_pcie_grab_nic_access(struct iwl_trans *trans, bool silent, spin_lock_irqsave(&trans_pcie->reg_lock, *flags); + if (trans_pcie->cmd_in_flight) + goto out; + /* this bit wakes up the NIC */ __iwl_trans_pcie_set_bit(trans, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ); @@ -971,6 +953,7 @@ static bool iwl_trans_pcie_grab_nic_access(struct iwl_trans *trans, bool silent, } } +out: /* * Fool sparse by faking we release the lock - sparse will * track nic_access anyway. @@ -992,6 +975,9 @@ static void iwl_trans_pcie_release_nic_access(struct iwl_trans *trans, */ __acquire(&trans_pcie->reg_lock); + if (trans_pcie->cmd_in_flight) + goto out; + __iwl_trans_pcie_clear_bit(trans, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ); /* @@ -1001,6 +987,7 @@ static void iwl_trans_pcie_release_nic_access(struct iwl_trans *trans, * scheduled on different CPUs (after we drop reg_lock). */ mmiowb(); +out: spin_unlock_irqrestore(&trans_pcie->reg_lock, *flags); } @@ -1597,7 +1584,7 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev, if (iwl_pcie_alloc_ict(trans)) goto out_free_cmd_pool; - err = request_threaded_irq(pdev->irq, iwl_pcie_isr_ict, + err = request_threaded_irq(pdev->irq, iwl_pcie_isr, iwl_pcie_irq_handler, IRQF_SHARED, DRV_NAME, trans); if (err) { diff --git a/drivers/net/wireless/iwlwifi/pcie/tx.c b/drivers/net/wireless/iwlwifi/pcie/tx.c index 8df24787c141..3b14fa8abfc7 100644 --- a/drivers/net/wireless/iwlwifi/pcie/tx.c +++ b/drivers/net/wireless/iwlwifi/pcie/tx.c @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2003 - 2013 Intel Corporation. All rights reserved. + * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved. * * Portions of this file are derived from the ipw3945 project, as well * as portions of the ieee80211 subsystem header files. @@ -737,10 +737,9 @@ int iwl_pcie_tx_stop(struct iwl_trans *trans) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); int ch, txq_id, ret; - unsigned long flags; /* Turn off all Tx DMA fifos */ - spin_lock_irqsave(&trans_pcie->irq_lock, flags); + spin_lock(&trans_pcie->irq_lock); iwl_pcie_txq_set_sched(trans, 0); @@ -757,13 +756,19 @@ int iwl_pcie_tx_stop(struct iwl_trans *trans) iwl_read_direct32(trans, FH_TSSR_TX_STATUS_REG)); } - spin_unlock_irqrestore(&trans_pcie->irq_lock, flags); + spin_unlock(&trans_pcie->irq_lock); - if (!trans_pcie->txq) { - IWL_WARN(trans, - "Stopping tx queues that aren't allocated...\n"); + /* + * This function can be called before the op_mode disabled the + * queues. This happens when we have an rfkill interrupt. + * Since we stop Tx altogether - mark the queues as stopped. + */ + memset(trans_pcie->queue_stopped, 0, sizeof(trans_pcie->queue_stopped)); + memset(trans_pcie->queue_used, 0, sizeof(trans_pcie->queue_used)); + + /* This can happen: start_hw, stop_device */ + if (!trans_pcie->txq) return 0; - } /* Unmap DMA from host system and free skb's */ for (txq_id = 0; txq_id < trans->cfg->base_params->num_of_queues; @@ -865,7 +870,6 @@ int iwl_pcie_tx_init(struct iwl_trans *trans) struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); int ret; int txq_id, slots_num; - unsigned long flags; bool alloc = false; if (!trans_pcie->txq) { @@ -875,7 +879,7 @@ int iwl_pcie_tx_init(struct iwl_trans *trans) alloc = true; } - spin_lock_irqsave(&trans_pcie->irq_lock, flags); + spin_lock(&trans_pcie->irq_lock); /* Turn off all Tx DMA fifos */ iwl_write_prph(trans, SCD_TXFACT, 0); @@ -884,7 +888,7 @@ int iwl_pcie_tx_init(struct iwl_trans *trans) iwl_write_direct32(trans, FH_KW_MEM_ADDR_REG, trans_pcie->kw.dma >> 4); - spin_unlock_irqrestore(&trans_pcie->irq_lock, flags); + spin_unlock(&trans_pcie->irq_lock); /* Alloc and init all Tx queues, including the command queue (#4/#9) */ for (txq_id = 0; txq_id < trans->cfg->base_params->num_of_queues; @@ -1003,6 +1007,7 @@ static void iwl_pcie_cmdq_reclaim(struct iwl_trans *trans, int txq_id, int idx) struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); struct iwl_txq *txq = &trans_pcie->txq[txq_id]; struct iwl_queue *q = &txq->q; + unsigned long flags; int nfreed = 0; lockdep_assert_held(&txq->lock); @@ -1025,6 +1030,16 @@ static void iwl_pcie_cmdq_reclaim(struct iwl_trans *trans, int txq_id, int idx) } } + if (q->read_ptr == q->write_ptr) { + spin_lock_irqsave(&trans_pcie->reg_lock, flags); + WARN_ON(!trans_pcie->cmd_in_flight); + trans_pcie->cmd_in_flight = false; + __iwl_trans_pcie_clear_bit(trans, + CSR_GP_CNTRL, + CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ); + spin_unlock_irqrestore(&trans_pcie->reg_lock, flags); + } + iwl_pcie_txq_progress(trans_pcie, txq); } @@ -1141,8 +1156,15 @@ void iwl_trans_pcie_txq_disable(struct iwl_trans *trans, int txq_id) SCD_TX_STTS_QUEUE_OFFSET(txq_id); static const u32 zero_val[4] = {}; + /* + * Upon HW Rfkill - we stop the device, and then stop the queues + * in the op_mode. Just for the sake of the simplicity of the op_mode, + * allow the op_mode to call txq_disable after it already called + * stop_device. + */ if (!test_and_clear_bit(txq_id, trans_pcie->queue_used)) { - WARN_ONCE(1, "queue %d not used", txq_id); + WARN_ONCE(test_bit(STATUS_DEVICE_ENABLED, &trans->status), + "queue %d not used", txq_id); return; } @@ -1176,12 +1198,13 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, struct iwl_queue *q = &txq->q; struct iwl_device_cmd *out_cmd; struct iwl_cmd_meta *out_meta; + unsigned long flags; void *dup_buf = NULL; dma_addr_t phys_addr; int idx; u16 copy_size, cmd_size, scratch_size; bool had_nocopy = false; - int i; + int i, ret; u32 cmd_pos; const u8 *cmddata[IWL_MAX_CMD_TBS_PER_TFD]; u16 cmdlen[IWL_MAX_CMD_TBS_PER_TFD]; @@ -1379,10 +1402,38 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, if (q->read_ptr == q->write_ptr && trans_pcie->wd_timeout) mod_timer(&txq->stuck_timer, jiffies + trans_pcie->wd_timeout); + spin_lock_irqsave(&trans_pcie->reg_lock, flags); + + /* + * wake up the NIC to make sure that the firmware will see the host + * command - we will let the NIC sleep once all the host commands + * returned. + */ + if (!trans_pcie->cmd_in_flight) { + trans_pcie->cmd_in_flight = true; + __iwl_trans_pcie_set_bit(trans, CSR_GP_CNTRL, + CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ); + ret = iwl_poll_bit(trans, CSR_GP_CNTRL, + CSR_GP_CNTRL_REG_VAL_MAC_ACCESS_EN, + (CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY | + CSR_GP_CNTRL_REG_FLAG_GOING_TO_SLEEP), + 15000); + if (ret < 0) { + __iwl_trans_pcie_clear_bit(trans, CSR_GP_CNTRL, + CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ); + spin_unlock_irqrestore(&trans_pcie->reg_lock, flags); + trans_pcie->cmd_in_flight = false; + idx = -EIO; + goto out; + } + } + /* Increment and update queue's write index */ q->write_ptr = iwl_queue_inc_wrap(q->write_ptr, q->n_bd); iwl_pcie_txq_inc_wr_ptr(trans, txq); + spin_unlock_irqrestore(&trans_pcie->reg_lock, flags); + out: spin_unlock_bh(&txq->lock); free_dup_buf: @@ -1464,7 +1515,6 @@ void iwl_pcie_hcmd_complete(struct iwl_trans *trans, } #define HOST_COMPLETE_TIMEOUT (2 * HZ) -#define COMMAND_POKE_TIMEOUT (HZ / 10) static int iwl_pcie_send_hcmd_async(struct iwl_trans *trans, struct iwl_host_cmd *cmd) @@ -1492,7 +1542,6 @@ static int iwl_pcie_send_hcmd_sync(struct iwl_trans *trans, struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); int cmd_idx; int ret; - int timeout = HOST_COMPLETE_TIMEOUT; IWL_DEBUG_INFO(trans, "Attempting to send sync command %s\n", get_cmd_string(trans_pcie, cmd->id)); @@ -1516,29 +1565,10 @@ static int iwl_pcie_send_hcmd_sync(struct iwl_trans *trans, return ret; } - while (timeout > 0) { - unsigned long flags; - - timeout -= COMMAND_POKE_TIMEOUT; - ret = wait_event_timeout(trans_pcie->wait_command_queue, - !test_bit(STATUS_SYNC_HCMD_ACTIVE, - &trans->status), - COMMAND_POKE_TIMEOUT); - if (ret) - break; - /* poke the device - it may have lost the command */ - if (iwl_trans_grab_nic_access(trans, true, &flags)) { - iwl_trans_release_nic_access(trans, &flags); - IWL_DEBUG_INFO(trans, - "Tried to wake NIC for command %s\n", - get_cmd_string(trans_pcie, cmd->id)); - } else { - IWL_ERR(trans, "Failed to poke NIC for command %s\n", - get_cmd_string(trans_pcie, cmd->id)); - break; - } - } - + ret = wait_event_timeout(trans_pcie->wait_command_queue, + !test_bit(STATUS_SYNC_HCMD_ACTIVE, + &trans->status), + HOST_COMPLETE_TIMEOUT); if (!ret) { struct iwl_txq *txq = &trans_pcie->txq[trans_pcie->cmd_queue]; struct iwl_queue *q = &txq->q; |