diff options
124 files changed, 1096 insertions, 950 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index e5b447a0acdad3..c4178778e7fd01 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -883,6 +883,14 @@ and is between 256 and 4096 characters. It is defined in the file lapic_timer_c2_ok [X86-32,x86-64,APIC] trust the local apic timer in C2 power state. + libata.dma= [LIBATA] DMA control + libata.dma=0 Disable all PATA and SATA DMA + libata.dma=1 PATA and SATA Disk DMA only + libata.dma=2 ATAPI (CDROM) DMA only + libata.dma=4 Compact Flash DMA only + Combinations also work, so libata.dma=3 enables DMA + for disks and CDROMs, but not CFs. + libata.noacpi [LIBATA] Disables use of ACPI in libata suspend/resume when set. Format: <int> diff --git a/MAINTAINERS b/MAINTAINERS index b4f611c60cfcab..2340cfb1e25d3d 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -665,12 +665,18 @@ S: Maintained ATMEL AT91 MCI DRIVER P: Nicolas Ferre -M: nicolas.ferre@rfo.atmel.com +M: nicolas.ferre@atmel.com L: linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only) W: http://www.atmel.com/products/AT91/ W: http://www.at91.com/ S: Maintained +ATMEL LCDFB DRIVER +P: Nicolas Ferre +M: nicolas.ferre@atmel.com +L: linux-fbdev-devel@lists.sourceforge.net (subscribers-only) +S: Maintained + ATMEL MACB ETHERNET DRIVER P: Haavard Skinnemoen M: hskinnemoen@atmel.com @@ -2739,8 +2745,8 @@ T: git kernel.org:/pub/scm/linux/kernel/git/linville/wireless-2.6.git S: Maintained NETXEN (1/10) GbE SUPPORT -P: Amit S. Kale -M: amitkale@netxen.com +P: Dhananjay Phadke +M: dhananjay@netxen.com L: netdev@vger.kernel.org W: http://www.netxen.com S: Supported @@ -3611,8 +3617,10 @@ L: linux-kernel@vger.kernel.org ? S: Supported SPIDERNET NETWORK DRIVER for CELL -P: Linas Vepstas -M: linas@austin.ibm.com +P: Ishizaki Kou +M: kou.ishizaki@toshiba.co.jp +P: Jens Osterkamp +M: jens@de.ibm.com L: netdev@vger.kernel.org S: Supported diff --git a/arch/arm/vfp/vfp.h b/arch/arm/vfp/vfp.h index 54a2ad6d9ca25a..791d0238c68f13 100644 --- a/arch/arm/vfp/vfp.h +++ b/arch/arm/vfp/vfp.h @@ -361,10 +361,12 @@ u32 vfp_estimate_sqrt_significand(u32 exponent, u32 significand); * OP_SCALAR - this operation always operates in scalar mode * OP_SD - the instruction exceptionally writes to a single precision result. * OP_DD - the instruction exceptionally writes to a double precision result. + * OP_SM - the instruction exceptionally reads from a single precision operand. */ #define OP_SCALAR (1 << 0) #define OP_SD (1 << 1) #define OP_DD (1 << 1) +#define OP_SM (1 << 2) struct op { u32 (* const fn)(int dd, int dn, int dm, u32 fpscr); diff --git a/arch/arm/vfp/vfpdouble.c b/arch/arm/vfp/vfpdouble.c index 190a09ad18ebe8..6cac43bd1d86c6 100644 --- a/arch/arm/vfp/vfpdouble.c +++ b/arch/arm/vfp/vfpdouble.c @@ -668,8 +668,8 @@ static struct op fops_ext[32] = { [FEXT_TO_IDX(FEXT_FCMPZ)] = { vfp_double_fcmpz, OP_SCALAR }, [FEXT_TO_IDX(FEXT_FCMPEZ)] = { vfp_double_fcmpez, OP_SCALAR }, [FEXT_TO_IDX(FEXT_FCVT)] = { vfp_double_fcvts, OP_SCALAR|OP_SD }, - [FEXT_TO_IDX(FEXT_FUITO)] = { vfp_double_fuito, OP_SCALAR }, - [FEXT_TO_IDX(FEXT_FSITO)] = { vfp_double_fsito, OP_SCALAR }, + [FEXT_TO_IDX(FEXT_FUITO)] = { vfp_double_fuito, OP_SCALAR|OP_SM }, + [FEXT_TO_IDX(FEXT_FSITO)] = { vfp_double_fsito, OP_SCALAR|OP_SM }, [FEXT_TO_IDX(FEXT_FTOUI)] = { vfp_double_ftoui, OP_SCALAR|OP_SD }, [FEXT_TO_IDX(FEXT_FTOUIZ)] = { vfp_double_ftouiz, OP_SCALAR|OP_SD }, [FEXT_TO_IDX(FEXT_FTOSI)] = { vfp_double_ftosi, OP_SCALAR|OP_SD }, @@ -1128,7 +1128,7 @@ u32 vfp_double_cpdo(u32 inst, u32 fpscr) u32 exceptions = 0; unsigned int dest; unsigned int dn = vfp_get_dn(inst); - unsigned int dm = vfp_get_dm(inst); + unsigned int dm; unsigned int vecitr, veclen, vecstride; struct op *fop; @@ -1146,6 +1146,14 @@ u32 vfp_double_cpdo(u32 inst, u32 fpscr) dest = vfp_get_dd(inst); /* + * f[us]ito takes a sN operand, not a dN operand. + */ + if (fop->flags & OP_SM) + dm = vfp_get_sm(inst); + else + dm = vfp_get_dm(inst); + + /* * If destination bank is zero, vector length is always '1'. * ARM DDI0100F C5.1.3, C5.3.2. */ diff --git a/arch/cris/arch-v10/drivers/ds1302.c b/arch/cris/arch-v10/drivers/ds1302.c index 88eff7f54ea6cc..1d1936a18133d3 100644 --- a/arch/cris/arch-v10/drivers/ds1302.c +++ b/arch/cris/arch-v10/drivers/ds1302.c @@ -6,136 +6,9 @@ *! *! Functions exported: ds1302_readreg, ds1302_writereg, ds1302_init *! -*! $Log: ds1302.c,v $ -*! Revision 1.18 2005/01/24 09:11:26 mikaelam -*! Minor changes to get DS1302 RTC chip driver to work -*! -*! Revision 1.17 2005/01/05 06:11:22 starvik -*! No need to do local_irq_disable after local_irq_save. -*! -*! Revision 1.16 2004/12/13 12:21:52 starvik -*! Added I/O and DMA allocators from Linux 2.4 -*! -*! Revision 1.14 2004/08/24 06:48:43 starvik -*! Whitespace cleanup -*! -*! Revision 1.13 2004/05/28 09:26:59 starvik -*! Modified I2C initialization to work in 2.6. -*! -*! Revision 1.12 2004/05/14 07:58:03 starvik -*! Merge of changes from 2.4 -*! -*! Revision 1.10 2004/02/04 09:25:12 starvik -*! Merge of Linux 2.6.2 -*! -*! Revision 1.9 2003/07/04 08:27:37 starvik -*! Merge of Linux 2.5.74 -*! -*! Revision 1.8 2003/04/09 05:20:47 starvik -*! Merge of Linux 2.5.67 -*! -*! Revision 1.6 2003/01/09 14:42:51 starvik -*! Merge of Linux 2.5.55 -*! -*! Revision 1.4 2002/12/11 13:13:57 starvik -*! Added arch/ to v10 specific includes -*! Added fix from Linux 2.4 in serial.c (flush_to_flip_buffer) -*! -*! Revision 1.3 2002/11/20 11:56:10 starvik -*! Merge of Linux 2.5.48 -*! -*! Revision 1.2 2002/11/18 13:16:06 starvik -*! Linux 2.5 port of latest 2.4 drivers -*! -*! Revision 1.15 2002/10/11 16:14:33 johana -*! Added CONFIG_ETRAX_DS1302_TRICKLE_CHARGE and initial setting of the -*! trcklecharge register. -*! -*! Revision 1.14 2002/10/10 12:15:38 magnusmn -*! Added support for having the RST signal on bit g0 -*! -*! Revision 1.13 2002/05/29 15:16:08 johana -*! Removed unused variables. -*! -*! Revision 1.12 2002/04/10 15:35:25 johana -*! Moved probe function closer to init function and marked it __init. -*! -*! Revision 1.11 2001/06/14 12:35:52 jonashg -*! The ATA hack is back. It is unfortunately the only way to set g27 to output. -*! -*! Revision 1.9 2001/06/14 10:00:14 jonashg -*! No need for tempudelay to be inline anymore (had to adjust the usec to -*! loops conversion because of this to make it slow enough to be a udelay). -*! -*! Revision 1.8 2001/06/14 08:06:32 jonashg -*! Made tempudelay delay usecs (well, just a tad more). -*! -*! Revision 1.7 2001/06/13 14:18:11 jonashg -*! Only allow processes with SYS_TIME capability to set time and charge. -*! -*! Revision 1.6 2001/06/12 15:22:07 jonashg -*! * Made init function __init. -*! * Parameter to out_byte() is unsigned char. -*! * The magic number 42 has got a name. -*! * Removed comment about /proc (nothing is exported there). -*! -*! Revision 1.5 2001/06/12 14:35:13 jonashg -*! Gave the module a name and added it to printk's. -*! -*! Revision 1.4 2001/05/31 14:53:40 jonashg -*! Made tempudelay() inline so that the watchdog doesn't reset (see -*! function comment). -*! -*! Revision 1.3 2001/03/26 16:03:06 bjornw -*! Needs linux/config.h -*! -*! Revision 1.2 2001/03/20 19:42:00 bjornw -*! Use the ETRAX prefix on the DS1302 options -*! -*! Revision 1.1 2001/03/20 09:13:50 magnusmn -*! Linux 2.4 port -*! -*! Revision 1.10 2000/07/05 15:38:23 bjornw -*! Dont update kernel time when a RTC_SET_TIME is done -*! -*! Revision 1.9 2000/03/02 15:42:59 macce -*! * Hack to make RTC work on all 2100/2400 -*! -*! Revision 1.8 2000/02/23 16:59:18 torbjore -*! added setup of R_GEN_CONFIG when RTC is connected to the generic port. -*! -*! Revision 1.7 2000/01/17 15:51:43 johana -*! Added RTC_SET_CHARGE ioctl to enable trickle charger. -*! -*! Revision 1.6 1999/10/27 13:19:47 bjornw -*! Added update_xtime_from_cmos which reads back the updated RTC into the kernel. -*! /dev/rtc calls it now. -*! -*! Revision 1.5 1999/10/27 12:39:37 bjornw -*! Disabled superuser check. Anyone can now set the time. -*! -*! Revision 1.4 1999/09/02 13:27:46 pkj -*! Added shadow for R_PORT_PB_CONFIG. -*! Renamed port_g_shadow to port_g_data_shadow. -*! -*! Revision 1.3 1999/09/02 08:28:06 pkj -*! Made it possible to select either port PB or the generic port for the RST -*! signal line to the DS1302 RTC. -*! Also make sure the RST bit is configured as output on Port PB (if used). -*! -*! Revision 1.2 1999/09/01 14:47:20 bjornw -*! Added support for /dev/rtc operations with ioctl RD_TIME and SET_TIME to read -*! and set the date. Register as major 121. -*! -*! Revision 1.1 1999/09/01 09:45:29 bjornw -*! Implemented a DS1302 RTC driver. -*! -*! *! --------------------------------------------------------------------------- *! -*! (C) Copyright 1999, 2000, 2001, 2002, 2003, 2004 Axis Communications AB, LUND, SWEDEN -*! -*! $Id: ds1302.c,v 1.18 2005/01/24 09:11:26 mikaelam Exp $ +*! (C) Copyright 1999-2007 Axis Communications AB, LUND, SWEDEN *! *!***************************************************************************/ @@ -156,6 +29,8 @@ #include <asm/rtc.h> #include <asm/arch/io_interface_mux.h> +#include "i2c.h" + #define RTC_MAJOR_NR 121 /* local major, change later */ static const char ds1302_name[] = "ds1302"; diff --git a/arch/cris/arch-v10/kernel/signal.c b/arch/cris/arch-v10/kernel/signal.c index 41d4a5f93284ab..b6be705c2a3e6f 100644 --- a/arch/cris/arch-v10/kernel/signal.c +++ b/arch/cris/arch-v10/kernel/signal.c @@ -7,7 +7,7 @@ * * Ideas also taken from arch/arm. * - * Copyright (C) 2000, 2001 Axis Communications AB + * Copyright (C) 2000-2007 Axis Communications AB * * Authors: Bjorn Wesen (bjornw@axis.com) * @@ -40,84 +40,30 @@ */ #define RESTART_CRIS_SYS(regs) regs->r10 = regs->orig_r10; regs->irp -= 2; -int do_signal(int canrestart, sigset_t *oldset, struct pt_regs *regs); +void do_signal(int canrestart, struct pt_regs *regs); /* - * Atomically swap in the new signal mask, and wait for a signal. Define + * Atomically swap in the new signal mask, and wait for a signal. Define * dummy arguments to be able to reach the regs argument. (Note that this * arrangement relies on old_sigset_t occupying one register.) */ -int -sys_sigsuspend(old_sigset_t mask, long r11, long r12, long r13, long mof, - long srp, struct pt_regs *regs) +int sys_sigsuspend(old_sigset_t mask, long r11, long r12, long r13, long mof, + long srp, struct pt_regs *regs) { - sigset_t saveset; - mask &= _BLOCKABLE; spin_lock_irq(¤t->sighand->siglock); - saveset = current->blocked; + current->saved_sigmask = current->blocked; siginitset(¤t->blocked, mask); recalc_sigpending(); spin_unlock_irq(¤t->sighand->siglock); - - regs->r10 = -EINTR; - while (1) { - current->state = TASK_INTERRUPTIBLE; - schedule(); - if (do_signal(0, &saveset, regs)) - /* We will get here twice: once to call the signal - handler, then again to return from the - sigsuspend system call. When calling the - signal handler, R10 holds the signal number as - set through do_signal. The sigsuspend call - will return with the restored value set above; - always -EINTR. */ - return regs->r10; - } + current->state = TASK_INTERRUPTIBLE; + schedule(); + set_thread_flag(TIF_RESTORE_SIGMASK); + return -ERESTARTNOHAND; } -/* Define dummy arguments to be able to reach the regs argument. (Note that - * this arrangement relies on size_t occupying one register.) - */ -int -sys_rt_sigsuspend(sigset_t *unewset, size_t sigsetsize, long r12, long r13, - long mof, long srp, struct pt_regs *regs) -{ - sigset_t saveset, newset; - - /* XXX: Don't preclude handling different sized sigset_t's. */ - if (sigsetsize != sizeof(sigset_t)) - return -EINVAL; - - if (copy_from_user(&newset, unewset, sizeof(newset))) - return -EFAULT; - sigdelsetmask(&newset, ~_BLOCKABLE); - - spin_lock_irq(¤t->sighand->siglock); - saveset = current->blocked; - current->blocked = newset; - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); - - regs->r10 = -EINTR; - while (1) { - current->state = TASK_INTERRUPTIBLE; - schedule(); - if (do_signal(0, &saveset, regs)) - /* We will get here twice: once to call the signal - handler, then again to return from the - sigsuspend system call. When calling the - signal handler, R10 holds the signal number as - set through do_signal. The sigsuspend call - will return with the restored value set above; - always -EINTR. */ - return regs->r10; - } -} - -int -sys_sigaction(int sig, const struct old_sigaction __user *act, - struct old_sigaction *oact) +int sys_sigaction(int sig, const struct old_sigaction __user *act, + struct old_sigaction *oact) { struct k_sigaction new_ka, old_ka; int ret; @@ -147,8 +93,7 @@ sys_sigaction(int sig, const struct old_sigaction __user *act, return ret; } -int -sys_sigaltstack(const stack_t *uss, stack_t __user *uoss) +int sys_sigaltstack(const stack_t *uss, stack_t __user *uoss) { return do_sigaltstack(uss, uoss, rdusp()); } @@ -205,7 +150,7 @@ restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc) /* TODO: the other ports use regs->orig_XX to disable syscall checks * after this completes, but we don't use that mechanism. maybe we can - * use it now ? + * use it now ? */ return err; @@ -216,7 +161,7 @@ badframe: /* Define dummy arguments to be able to reach the regs argument. */ -asmlinkage int sys_sigreturn(long r10, long r11, long r12, long r13, long mof, +asmlinkage int sys_sigreturn(long r10, long r11, long r12, long r13, long mof, long srp, struct pt_regs *regs) { struct sigframe __user *frame = (struct sigframe *)rdusp(); @@ -243,7 +188,7 @@ asmlinkage int sys_sigreturn(long r10, long r11, long r12, long r13, long mof, current->blocked = set; recalc_sigpending(); spin_unlock_irq(¤t->sighand->siglock); - + if (restore_sigcontext(regs, &frame->sc)) goto badframe; @@ -254,11 +199,11 @@ asmlinkage int sys_sigreturn(long r10, long r11, long r12, long r13, long mof, badframe: force_sig(SIGSEGV, current); return 0; -} +} /* Define dummy arguments to be able to reach the regs argument. */ -asmlinkage int sys_rt_sigreturn(long r10, long r11, long r12, long r13, +asmlinkage int sys_rt_sigreturn(long r10, long r11, long r12, long r13, long mof, long srp, struct pt_regs *regs) { struct rt_sigframe __user *frame = (struct rt_sigframe *)rdusp(); @@ -282,7 +227,7 @@ asmlinkage int sys_rt_sigreturn(long r10, long r11, long r12, long r13, current->blocked = set; recalc_sigpending(); spin_unlock_irq(¤t->sighand->siglock); - + if (restore_sigcontext(regs, &frame->uc.uc_mcontext)) goto badframe; @@ -294,14 +239,14 @@ asmlinkage int sys_rt_sigreturn(long r10, long r11, long r12, long r13, badframe: force_sig(SIGSEGV, current); return 0; -} +} /* * Set up a signal frame. */ -static int -setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs, unsigned long mask) +static int setup_sigcontext(struct sigcontext __user *sc, + struct pt_regs *regs, unsigned long mask) { int err = 0; unsigned long usp = rdusp(); @@ -324,10 +269,11 @@ setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs, unsigned lo return err; } -/* figure out where we want to put the new signal frame - usually on the stack */ +/* Figure out where we want to put the new signal frame + * - usually on the stack. */ static inline void __user * -get_sigframe(struct k_sigaction *ka, struct pt_regs * regs, size_t frame_size) +get_sigframe(struct k_sigaction *ka, struct pt_regs *regs, size_t frame_size) { unsigned long sp = rdusp(); @@ -345,15 +291,15 @@ get_sigframe(struct k_sigaction *ka, struct pt_regs * regs, size_t frame_size) } /* grab and setup a signal frame. - * + * * basically we stack a lot of state info, and arrange for the * user-mode program to return to the kernel using either a * trampoline which performs the syscall sigreturn, or a provided * user-mode trampoline. */ -static void setup_frame(int sig, struct k_sigaction *ka, - sigset_t *set, struct pt_regs * regs) +static int setup_frame(int sig, struct k_sigaction *ka, + sigset_t *set, struct pt_regs *regs) { struct sigframe __user *frame; unsigned long return_ip; @@ -401,14 +347,15 @@ static void setup_frame(int sig, struct k_sigaction *ka, wrusp((unsigned long)frame); - return; + return 0; give_sigsegv: force_sigsegv(sig, current); + return -EFAULT; } -static void setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, - sigset_t *set, struct pt_regs * regs) +static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, + sigset_t *set, struct pt_regs *regs) { struct rt_sigframe __user *frame; unsigned long return_ip; @@ -443,9 +390,10 @@ static void setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, /* trampoline - the desired return ip is the retcode itself */ return_ip = (unsigned long)&frame->retcode; /* This is movu.w __NR_rt_sigreturn, r9; break 13; */ - err |= __put_user(0x9c5f, (short __user*)(frame->retcode+0)); - err |= __put_user(__NR_rt_sigreturn, (short __user*)(frame->retcode+2)); - err |= __put_user(0xe93d, (short __user*)(frame->retcode+4)); + err |= __put_user(0x9c5f, (short __user *)(frame->retcode+0)); + err |= __put_user(__NR_rt_sigreturn, + (short __user *)(frame->retcode+2)); + err |= __put_user(0xe93d, (short __user *)(frame->retcode+4)); } if (err) @@ -455,73 +403,81 @@ static void setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, /* Set up registers for signal handler */ - regs->irp = (unsigned long) ka->sa.sa_handler; /* what we enter NOW */ - regs->srp = return_ip; /* what we enter LATER */ - regs->r10 = sig; /* first argument is signo */ - regs->r11 = (unsigned long) &frame->info; /* second argument is (siginfo_t *) */ - regs->r12 = 0; /* third argument is unused */ - - /* actually move the usp to reflect the stacked frame */ - + /* What we enter NOW */ + regs->irp = (unsigned long) ka->sa.sa_handler; + /* What we enter LATER */ + regs->srp = return_ip; + /* First argument is signo */ + regs->r10 = sig; + /* Second argument is (siginfo_t *) */ + regs->r11 = (unsigned long)&frame->info; + /* Third argument is unused */ + regs->r12 = 0; + + /* Actually move the usp to reflect the stacked frame */ wrusp((unsigned long)frame); - return; + return 0; give_sigsegv: force_sigsegv(sig, current); + return -EFAULT; } /* * OK, we're invoking a handler - */ + */ -static inline void -handle_signal(int canrestart, unsigned long sig, - siginfo_t *info, struct k_sigaction *ka, - sigset_t *oldset, struct pt_regs * regs) +static inline int handle_signal(int canrestart, unsigned long sig, + siginfo_t *info, struct k_sigaction *ka, + sigset_t *oldset, struct pt_regs *regs) { + int ret; + /* Are we from a system call? */ if (canrestart) { /* If so, check system call restarting.. */ switch (regs->r10) { - case -ERESTART_RESTARTBLOCK: - case -ERESTARTNOHAND: - /* ERESTARTNOHAND means that the syscall should only be - restarted if there was no handler for the signal, and since - we only get here if there is a handler, we don't restart */ + case -ERESTART_RESTARTBLOCK: + case -ERESTARTNOHAND: + /* ERESTARTNOHAND means that the syscall should + * only be restarted if there was no handler for + * the signal, and since we only get here if there + * is a handler, we don't restart */ + regs->r10 = -EINTR; + break; + case -ERESTARTSYS: + /* ERESTARTSYS means to restart the syscall if + * there is no handler or the handler was + * registered with SA_RESTART */ + if (!(ka->sa.sa_flags & SA_RESTART)) { regs->r10 = -EINTR; break; - - case -ERESTARTSYS: - /* ERESTARTSYS means to restart the syscall if there is no - handler or the handler was registered with SA_RESTART */ - if (!(ka->sa.sa_flags & SA_RESTART)) { - regs->r10 = -EINTR; - break; - } - /* fallthrough */ - case -ERESTARTNOINTR: - /* ERESTARTNOINTR means that the syscall should be called again - after the signal handler returns. */ - RESTART_CRIS_SYS(regs); + } + /* fallthrough */ + case -ERESTARTNOINTR: + /* ERESTARTNOINTR means that the syscall should + * be called again after the signal handler returns. */ + RESTART_CRIS_SYS(regs); } } /* Set up the stack frame */ if (ka->sa.sa_flags & SA_SIGINFO) - setup_rt_frame(sig, ka, info, oldset, regs); + ret = setup_rt_frame(sig, ka, info, oldset, regs); else - setup_frame(sig, ka, oldset, regs); - - if (ka->sa.sa_flags & SA_ONESHOT) - ka->sa.sa_handler = SIG_DFL; - - spin_lock_irq(¤t->sighand->siglock); - sigorsets(¤t->blocked,¤t->blocked,&ka->sa.sa_mask); - if (!(ka->sa.sa_flags & SA_NODEFER)) - sigaddset(¤t->blocked,sig); - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); + ret = setup_frame(sig, ka, oldset, regs); + + if (ret == 0) { + spin_lock_irq(¤t->sighand->siglock); + sigorsets(¤t->blocked, ¤t->blocked, + &ka->sa.sa_mask); + if (!(ka->sa.sa_flags & SA_NODEFER)) + sigaddset(¤t->blocked, sig); + recalc_sigpending(); + spin_unlock_irq(¤t->sighand->siglock); + } + return ret; } /* @@ -536,11 +492,12 @@ handle_signal(int canrestart, unsigned long sig, * mode below. */ -int do_signal(int canrestart, sigset_t *oldset, struct pt_regs *regs) +void do_signal(int canrestart, struct pt_regs *regs) { siginfo_t info; int signr; struct k_sigaction ka; + sigset_t *oldset; /* * We want the common case to go fast, which @@ -549,16 +506,26 @@ int do_signal(int canrestart, sigset_t *oldset, struct pt_regs *regs) * if so. */ if (!user_mode(regs)) - return 1; + return; - if (!oldset) + if (test_thread_flag(TIF_RESTORE_SIGMASK)) + oldset = ¤t->saved_sigmask; + else oldset = ¤t->blocked; signr = get_signal_to_deliver(&info, &ka, regs, NULL); if (signr > 0) { /* Whee! Actually deliver the signal. */ - handle_signal(canrestart, signr, &info, &ka, oldset, regs); - return 1; + if (handle_signal(canrestart, signr, &info, &ka, + oldset, regs)) { + /* a signal was successfully delivered; the saved + * sigmask will have been stored in the signal frame, + * and will be restored by sigreturn, so we can simply + * clear the TIF_RESTORE_SIGMASK flag */ + if (test_thread_flag(TIF_RESTORE_SIGMASK)) + clear_thread_flag(TIF_RESTORE_SIGMASK); + } + return; } /* Did we come from a system call? */ @@ -569,10 +536,16 @@ int do_signal(int canrestart, sigset_t *oldset, struct pt_regs *regs) regs->r10 == -ERESTARTNOINTR) { RESTART_CRIS_SYS(regs); } - if (regs->r10 == -ERESTART_RESTARTBLOCK){ + if (regs->r10 == -ERESTART_RESTARTBLOCK) { regs->r10 = __NR_restart_syscall; regs->irp -= 2; } } - return 0; + + /* if there's no signal to deliver, we just put the saved sigmask + * back */ + if (test_thread_flag(TIF_RESTORE_SIGMASK)) { + clear_thread_flag(TIF_RESTORE_SIGMASK); + sigprocmask(SIG_SETMASK, ¤t->saved_sigmask, NULL); + } } diff --git a/arch/cris/arch-v10/kernel/time.c b/arch/cris/arch-v10/kernel/time.c index 5976f6199c4723..9310a7b476e95c 100644 --- a/arch/cris/arch-v10/kernel/time.c +++ b/arch/cris/arch-v10/kernel/time.c @@ -13,6 +13,7 @@ #include <linux/swap.h> #include <linux/sched.h> #include <linux/init.h> +#include <linux/vmstat.h> #include <asm/arch/svinto.h> #include <asm/types.h> #include <asm/signal.h> diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 291d368ffd2819..b22c043b6ef8e3 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -59,6 +59,8 @@ config BCM47XX select SYS_SUPPORTS_LITTLE_ENDIAN select SSB select SSB_DRIVER_MIPS + select SSB_DRIVER_EXTIF + select SSB_PCICORE_HOSTMODE if PCI select GENERIC_GPIO select SYS_HAS_EARLY_PRINTK select CFE diff --git a/arch/mips/cobalt/console.c b/arch/mips/cobalt/console.c index db330e811025d3..d1ba701c9dd195 100644 --- a/arch/mips/cobalt/console.c +++ b/arch/mips/cobalt/console.c @@ -4,10 +4,15 @@ #include <linux/io.h> #include <linux/serial_reg.h> +#include <cobalt.h> + #define UART_BASE ((void __iomem *)CKSEG1ADDR(0x1c800000)) void prom_putchar(char c) { + if (cobalt_board_id <= COBALT_BRD_ID_QUBE1) + return; + while (!(readb(UART_BASE + UART_LSR) & UART_LSR_THRE)) ; diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c index 7f6ddcb5d48532..f8a535afce3943 100644 --- a/arch/mips/kernel/setup.c +++ b/arch/mips/kernel/setup.c @@ -269,7 +269,7 @@ static void __init bootmem_init(void) static void __init bootmem_init(void) { - unsigned long init_begin, reserved_end; + unsigned long reserved_end; unsigned long mapstart = ~0UL; unsigned long bootmap_size; int i; @@ -344,7 +344,6 @@ static void __init bootmem_init(void) min_low_pfn, max_low_pfn); - init_begin = PFN_UP(__pa_symbol(&__init_begin)); for (i = 0; i < boot_mem_map.nr_map; i++) { unsigned long start, end; @@ -352,8 +351,8 @@ static void __init bootmem_init(void) end = PFN_DOWN(boot_mem_map.map[i].addr + boot_mem_map.map[i].size); - if (start <= init_begin) - start = init_begin; + if (start <= min_low_pfn) + start = min_low_pfn; if (start >= end) continue; diff --git a/arch/mips/lasat/image/Makefile b/arch/mips/lasat/image/Makefile index 5332449ec040fc..460626b6d62fc4 100644 --- a/arch/mips/lasat/image/Makefile +++ b/arch/mips/lasat/image/Makefile @@ -12,11 +12,11 @@ endif MKLASATIMG = mklasatimg MKLASATIMG_ARCH = mq2,mqpro,sp100,sp200 -KERNEL_IMAGE = $(TOPDIR)/vmlinux +KERNEL_IMAGE = vmlinux KERNEL_START = $(shell $(NM) $(KERNEL_IMAGE) | grep " _text" | cut -f1 -d\ ) KERNEL_ENTRY = $(shell $(NM) $(KERNEL_IMAGE) | grep kernel_entry | cut -f1 -d\ ) -LDSCRIPT= -L$(obj) -Tromscript.normal +LDSCRIPT= -L$(srctree)/$(src) -Tromscript.normal HEAD_DEFINES := -D_kernel_start=0x$(KERNEL_START) \ -D_kernel_entry=0x$(KERNEL_ENTRY) \ @@ -24,7 +24,7 @@ HEAD_DEFINES := -D_kernel_start=0x$(KERNEL_START) \ -D TIMESTAMP=$(shell date +%s) $(obj)/head.o: $(obj)/head.S $(KERNEL_IMAGE) - $(CC) -fno-pic $(HEAD_DEFINES) -I$(TOPDIR)/include -c -o $@ $< + $(CC) -fno-pic $(HEAD_DEFINES) $(LINUXINCLUDE) -c -o $@ $< OBJECTS = head.o kImage.o diff --git a/arch/mips/mips-boards/generic/memory.c b/arch/mips/mips-boards/generic/memory.c index 2c5c27c8e86df5..dc272c18823371 100644 --- a/arch/mips/mips-boards/generic/memory.c +++ b/arch/mips/mips-boards/generic/memory.c @@ -169,7 +169,6 @@ void __init prom_meminit(void) void __init prom_free_prom_memory(void) { -#if 0 /* for now ... */ unsigned long addr; int i; @@ -181,5 +180,4 @@ void __init prom_free_prom_memory(void) free_init_pages("prom memory", addr, addr + boot_mem_map.map[i].size); } -#endif } diff --git a/arch/mips/mips-boards/generic/reset.c b/arch/mips/mips-boards/generic/reset.c index 7a1bb51f81ee15..583d468d98a947 100644 --- a/arch/mips/mips-boards/generic/reset.c +++ b/arch/mips/mips-boards/generic/reset.c @@ -39,16 +39,18 @@ static void atlas_machine_power_off(void); static void mips_machine_restart(char *command) { - unsigned int __iomem *softres_reg = ioremap(SOFTRES_REG, sizeof(unsigned int)); + unsigned int __iomem *softres_reg = + ioremap(SOFTRES_REG, sizeof(unsigned int)); - writew(GORESET, softres_reg); + __raw_writel(GORESET, softres_reg); } static void mips_machine_halt(void) { - unsigned int __iomem *softres_reg = ioremap(SOFTRES_REG, sizeof(unsigned int)); + unsigned int __iomem *softres_reg = + ioremap(SOFTRES_REG, sizeof(unsigned int)); - writew(GORESET, softres_reg); + __raw_writel(GORESET, softres_reg); } #if defined(CONFIG_MIPS_ATLAS) diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c index ae76795685cc2e..810535dd091be1 100644 --- a/arch/mips/mm/dma-default.c +++ b/arch/mips/mm/dma-default.c @@ -45,7 +45,7 @@ static gfp_t massage_gfp_flags(const struct device *dev, gfp_t gfp) /* ignore region specifiers */ gfp &= ~(__GFP_DMA | __GFP_DMA32 | __GFP_HIGHMEM); -#ifdef CONFIG_ZONE_DMA32 +#ifdef CONFIG_ZONE_DMA if (dev == NULL) gfp |= __GFP_DMA; else if (dev->coherent_dma_mask < DMA_BIT_MASK(24)) diff --git a/arch/mips/pci/fixup-cobalt.c b/arch/mips/pci/fixup-cobalt.c index f7df1142912b27..9553b14002dda5 100644 --- a/arch/mips/pci/fixup-cobalt.c +++ b/arch/mips/pci/fixup-cobalt.c @@ -177,7 +177,7 @@ static char irq_tab_raq2[] __initdata = { int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) { - if (cobalt_board_id < COBALT_BRD_ID_QUBE2) + if (cobalt_board_id <= COBALT_BRD_ID_QUBE1) return irq_tab_qube1[slot]; if (cobalt_board_id == COBALT_BRD_ID_RAQ2) diff --git a/arch/mips/philips/pnx8550/common/time.c b/arch/mips/philips/pnx8550/common/time.c index e818fd0f1584f0..6d494e0de3d97c 100644 --- a/arch/mips/philips/pnx8550/common/time.c +++ b/arch/mips/philips/pnx8550/common/time.c @@ -22,7 +22,6 @@ #include <linux/kernel_stat.h> #include <linux/spinlock.h> #include <linux/interrupt.h> -#include <linux/module.h> #include <asm/bootinfo.h> #include <asm/cpu.h> @@ -41,11 +40,60 @@ static cycle_t hpt_read(void) return read_c0_count2(); } +static struct clocksource pnx_clocksource = { + .name = "pnx8xxx", + .rating = 200, + .read = hpt_read, + .flags = CLOCK_SOURCE_IS_CONTINUOUS, +}; + static void timer_ack(void) { write_c0_compare(cpj); } +static irqreturn_t pnx8xxx_timer_interrupt(int irq, void *dev_id) +{ + struct clock_event_device *c = dev_id; + + /* clear MATCH, signal the event */ + c->event_handler(c); + + return IRQ_HANDLED; +} + +static struct irqaction pnx8xxx_timer_irq = { + .handler = pnx8xxx_timer_interrupt, + .flags = IRQF_DISABLED | IRQF_PERCPU, + .name = "pnx8xxx_timer", +}; + +static irqreturn_t monotonic_interrupt(int irq, void *dev_id) +{ + /* Timer 2 clear interrupt */ + write_c0_compare2(-1); + return IRQ_HANDLED; +} + +static struct irqaction monotonic_irqaction = { + .handler = monotonic_interrupt, + .flags = IRQF_DISABLED, + .name = "Monotonic timer", +}; + +static int pnx8xxx_set_next_event(unsigned long delta, + struct clock_event_device *evt) +{ + write_c0_compare(delta); + return 0; +} + +static struct clock_event_device pnx8xxx_clockevent = { + .name = "pnx8xxx_clockevent", + .features = CLOCK_EVT_FEAT_ONESHOT, + .set_next_event = pnx8xxx_set_next_event, +}; + /* * plat_time_init() - it does the following things: * @@ -58,11 +106,34 @@ static void timer_ack(void) __init void plat_time_init(void) { + unsigned int configPR; unsigned int n; unsigned int m; unsigned int p; unsigned int pow2p; + clockevents_register_device(&pnx8xxx_clockevent); + clocksource_register(&pnx_clocksource); + + setup_irq(PNX8550_INT_TIMER1, &pnx8xxx_timer_irq); + setup_irq(PNX8550_INT_TIMER2, &monotonic_irqaction); + + /* Timer 1 start */ + configPR = read_c0_config7(); + configPR &= ~0x00000008; + write_c0_config7(configPR); + + /* Timer 2 start */ + configPR = read_c0_config7(); + configPR &= ~0x00000010; + write_c0_config7(configPR); + + /* Timer 3 stop */ + configPR = read_c0_config7(); + configPR |= 0x00000020; + write_c0_config7(configPR); + + /* PLL0 sets MIPS clock (PLL1 <=> TM1, PLL6 <=> TM2, PLL5 <=> mem) */ /* (but only if CLK_MIPS_CTL select value [bits 3:1] is 1: FIXME) */ @@ -87,42 +158,6 @@ __init void plat_time_init(void) write_c0_count2(0); write_c0_compare2(0xffffffff); - clocksource_mips.read = hpt_read; - mips_timer_ack = timer_ack; -} - -static irqreturn_t monotonic_interrupt(int irq, void *dev_id) -{ - /* Timer 2 clear interrupt */ - write_c0_compare2(-1); - return IRQ_HANDLED; } -static struct irqaction monotonic_irqaction = { - .handler = monotonic_interrupt, - .flags = IRQF_DISABLED, - .name = "Monotonic timer", -}; -void __init plat_timer_setup(struct irqaction *irq) -{ - int configPR; - - setup_irq(PNX8550_INT_TIMER1, irq); - setup_irq(PNX8550_INT_TIMER2, &monotonic_irqaction); - - /* Timer 1 start */ - configPR = read_c0_config7(); - configPR &= ~0x00000008; - write_c0_config7(configPR); - - /* Timer 2 start */ - configPR = read_c0_config7(); - configPR &= ~0x00000010; - write_c0_config7(configPR); - - /* Timer 3 stop */ - configPR = read_c0_config7(); - configPR |= 0x00000020; - write_c0_config7(configPR); -} diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c index 2d0c9ef555e9e4..79a85d65687165 100644 --- a/arch/powerpc/kernel/iommu.c +++ b/arch/powerpc/kernel/iommu.c @@ -278,6 +278,7 @@ int iommu_map_sg(struct iommu_table *tbl, struct scatterlist *sglist, unsigned long flags; struct scatterlist *s, *outs, *segstart; int outcount, incount, i; + unsigned int align; unsigned long handle; BUG_ON(direction == DMA_NONE); @@ -309,7 +310,12 @@ int iommu_map_sg(struct iommu_table *tbl, struct scatterlist *sglist, /* Allocate iommu entries for that segment */ vaddr = (unsigned long) sg_virt(s); npages = iommu_num_pages(vaddr, slen); - entry = iommu_range_alloc(tbl, npages, &handle, mask >> IOMMU_PAGE_SHIFT, 0); + align = 0; + if (IOMMU_PAGE_SHIFT < PAGE_SHIFT && slen >= PAGE_SIZE && + (vaddr & ~PAGE_MASK) == 0) + align = PAGE_SHIFT - IOMMU_PAGE_SHIFT; + entry = iommu_range_alloc(tbl, npages, &handle, + mask >> IOMMU_PAGE_SHIFT, align); DBG(" - vaddr: %lx, size: %lx\n", vaddr, slen); @@ -572,7 +578,7 @@ dma_addr_t iommu_map_single(struct iommu_table *tbl, void *vaddr, { dma_addr_t dma_handle = DMA_ERROR_CODE; unsigned long uaddr; - unsigned int npages; + unsigned int npages, align; BUG_ON(direction == DMA_NONE); @@ -580,8 +586,13 @@ dma_addr_t iommu_map_single(struct iommu_table *tbl, void *vaddr, npages = iommu_num_pages(uaddr, size); if (tbl) { + align = 0; + if (IOMMU_PAGE_SHIFT < PAGE_SHIFT && size >= PAGE_SIZE && + ((unsigned long)vaddr & ~PAGE_MASK) == 0) + align = PAGE_SHIFT - IOMMU_PAGE_SHIFT; + dma_handle = iommu_alloc(tbl, vaddr, npages, direction, - mask >> IOMMU_PAGE_SHIFT, 0); + mask >> IOMMU_PAGE_SHIFT, align); if (dma_handle == DMA_ERROR_CODE) { if (printk_ratelimit()) { printk(KERN_INFO "iommu_alloc failed, " diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c index 1add6efdb31506..5d89a21dd0d69b 100644 --- a/arch/powerpc/kernel/prom_init.c +++ b/arch/powerpc/kernel/prom_init.c @@ -2216,6 +2216,45 @@ static void __init fixup_device_tree_efika(void) prom_printf("fixup_device_tree_efika: ", "skipped entry %x - setprop error\n", i); } + + /* Make sure ethernet mdio bus node exists */ + node = call_prom("finddevice", 1, 1, ADDR("/builtin/mdio")); + if (!PHANDLE_VALID(node)) { + prom_printf("Adding Ethernet MDIO node\n"); + call_prom("interpret", 1, 1, + " s\" /builtin\" find-device" + " new-device" + " 1 encode-int s\" #address-cells\" property" + " 0 encode-int s\" #size-cells\" property" + " s\" mdio\" 2dup device-name device-type" + " s\" mpc5200b-fec-phy\" encode-string" + " s\" compatible\" property" + " 0xf0003000 0x400 reg" + " 0x2 encode-int" + " 0x5 encode-int encode+" + " 0x3 encode-int encode+" + " s\" interrupts\" property" + " finish-device"); + }; + + /* Make sure ethernet phy device node exist */ + node = call_prom("finddevice", 1, 1, ADDR("/builtin/mdio/ethernet-phy")); + if (!PHANDLE_VALID(node)) { + prom_printf("Adding Ethernet PHY node\n"); + call_prom("interpret", 1, 1, + " s\" /builtin/mdio\" find-device" + " new-device" + " s\" ethernet-phy\" device-name" + " 0x10 encode-int s\" reg\" property" + " my-self" + " ihandle>phandle" + " finish-device" + " s\" /builtin/ethernet\" find-device" + " encode-int" + " s\" phy-handle\" property" + " device-end"); + } + } #else #define fixup_device_tree_efika() diff --git a/arch/powerpc/mm/slb.c b/arch/powerpc/mm/slb.c index 27922dff8b94e3..50d7372bc2ce4f 100644 --- a/arch/powerpc/mm/slb.c +++ b/arch/powerpc/mm/slb.c @@ -292,6 +292,8 @@ void slb_initialize(void) create_shadowed_slbe(VMALLOC_START, mmu_kernel_ssize, vflags, 1); + slb_shadow_clear(2); + /* We don't bolt the stack for the time being - we're in boot, * so the stack is in the bolted segment. By the time it goes * elsewhere, we'll call _switch() which will bolt in the new diff --git a/arch/powerpc/platforms/pseries/hotplug-cpu.c b/arch/powerpc/platforms/pseries/hotplug-cpu.c index fc48b96c81bff2..412e6b42986f25 100644 --- a/arch/powerpc/platforms/pseries/hotplug-cpu.c +++ b/arch/powerpc/platforms/pseries/hotplug-cpu.c @@ -29,6 +29,7 @@ #include <asm/vdso_datapage.h> #include <asm/pSeries_reconfig.h> #include "xics.h" +#include "plpar_wrappers.h" /* This version can't take the spinlock, because it never returns */ static struct rtas_args rtas_stop_self_args = { @@ -58,6 +59,7 @@ static void pseries_mach_cpu_die(void) local_irq_disable(); idle_task_exit(); xics_teardown_cpu(0); + unregister_slb_shadow(hard_smp_processor_id(), __pa(get_slb_shadow())); rtas_stop_self(); /* Should never get here... */ BUG(); diff --git a/arch/x86/kernel/apm_32.c b/arch/x86/kernel/apm_32.c index 17089a041028d5..af045ca0f653e7 100644 --- a/arch/x86/kernel/apm_32.c +++ b/arch/x86/kernel/apm_32.c @@ -2256,14 +2256,12 @@ static int __init apm_init(void) apm_info.disabled = 1; return -ENODEV; } - if (PM_IS_ACTIVE()) { + if (pm_flags & PM_ACPI) { printk(KERN_NOTICE "apm: overridden by ACPI.\n"); apm_info.disabled = 1; return -ENODEV; } -#ifdef CONFIG_PM_LEGACY - pm_active = 1; -#endif + pm_flags |= PM_APM; /* * Set up a segment that references the real mode segment 0x40 @@ -2366,9 +2364,7 @@ static void __exit apm_exit(void) kthread_stop(kapmd_task); kapmd_task = NULL; } -#ifdef CONFIG_PM_LEGACY - pm_active = 0; -#endif + pm_flags &= ~PM_APM; } module_init(apm_init); diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c index 9663c2a74830ef..46d391d49de8a8 100644 --- a/arch/x86/kernel/process_32.c +++ b/arch/x86/kernel/process_32.c @@ -204,6 +204,10 @@ void cpu_idle(void) } } +static void do_nothing(void *unused) +{ +} + void cpu_idle_wait(void) { unsigned int cpu, this_cpu = get_cpu(); @@ -228,6 +232,13 @@ void cpu_idle_wait(void) cpu_clear(cpu, map); } cpus_and(map, map, cpu_online_map); + /* + * We waited 1 sec, if a CPU still did not call idle + * it may be because it is in idle and not waking up + * because it has nothing to do. + * Give all the remaining CPUS a kick. + */ + smp_call_function_mask(map, do_nothing, 0, 0); } while (!cpus_empty(map)); set_cpus_allowed(current, tmp); diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c index 6309b275cb9c17..ab79e1dfa02311 100644 --- a/arch/x86/kernel/process_64.c +++ b/arch/x86/kernel/process_64.c @@ -135,6 +135,10 @@ static void poll_idle (void) cpu_relax(); } +static void do_nothing(void *unused) +{ +} + void cpu_idle_wait(void) { unsigned int cpu, this_cpu = get_cpu(); @@ -160,6 +164,13 @@ void cpu_idle_wait(void) cpu_clear(cpu, map); } cpus_and(map, map, cpu_online_map); + /* + * We waited 1 sec, if a CPU still did not call idle + * it may be because it is in idle and not waking up + * because it has nothing to do. + * Give all the remaining CPUS a kick. + */ + smp_call_function_mask(map, do_nothing, 0, 0); } while (!cpus_empty(map)); set_cpus_allowed(current, tmp); diff --git a/block/blktrace.c b/block/blktrace.c index 498a0a54a6aa66..9b4da4ae3c7dcc 100644 --- a/block/blktrace.c +++ b/block/blktrace.c @@ -25,7 +25,6 @@ #include <linux/time.h> #include <asm/uaccess.h> -static DEFINE_PER_CPU(unsigned long long, blk_trace_cpu_offset) = { 0, }; static unsigned int blktrace_seq __read_mostly = 1; /* @@ -41,7 +40,7 @@ static void trace_note(struct blk_trace *bt, pid_t pid, int action, const int cpu = smp_processor_id(); t->magic = BLK_IO_TRACE_MAGIC | BLK_IO_TRACE_VERSION; - t->time = cpu_clock(cpu) - per_cpu(blk_trace_cpu_offset, cpu); + t->time = ktime_to_ns(ktime_get()); t->device = bt->dev; t->action = action; t->pid = pid; @@ -159,7 +158,7 @@ void __blk_add_trace(struct blk_trace *bt, sector_t sector, int bytes, t->magic = BLK_IO_TRACE_MAGIC | BLK_IO_TRACE_VERSION; t->sequence = ++(*sequence); - t->time = cpu_clock(cpu) - per_cpu(blk_trace_cpu_offset, cpu); + t->time = ktime_to_ns(ktime_get()); t->sector = sector; t->bytes = bytes; t->action = what; @@ -179,7 +178,7 @@ void __blk_add_trace(struct blk_trace *bt, sector_t sector, int bytes, EXPORT_SYMBOL_GPL(__blk_add_trace); static struct dentry *blk_tree_root; -static struct mutex blk_tree_mutex; +static DEFINE_MUTEX(blk_tree_mutex); static unsigned int root_users; static inline void blk_remove_root(void) @@ -505,77 +504,3 @@ void blk_trace_shutdown(struct request_queue *q) blk_trace_remove(q); } } - -/* - * Average offset over two calls to cpu_clock() with a gettimeofday() - * in the middle - */ -static void blk_check_time(unsigned long long *t, int this_cpu) -{ - unsigned long long a, b; - struct timeval tv; - - a = cpu_clock(this_cpu); - do_gettimeofday(&tv); - b = cpu_clock(this_cpu); - - *t = tv.tv_sec * 1000000000 + tv.tv_usec * 1000; - *t -= (a + b) / 2; -} - -/* - * calibrate our inter-CPU timings - */ -static void blk_trace_check_cpu_time(void *data) -{ - unsigned long long *t; - int this_cpu = get_cpu(); - - t = &per_cpu(blk_trace_cpu_offset, this_cpu); - - /* - * Just call it twice, hopefully the second call will be cache hot - * and a little more precise - */ - blk_check_time(t, this_cpu); - blk_check_time(t, this_cpu); - - put_cpu(); -} - -static void blk_trace_set_ht_offsets(void) -{ -#if defined(CONFIG_SCHED_SMT) - int cpu, i; - - /* - * now make sure HT siblings have the same time offset - */ - preempt_disable(); - for_each_online_cpu(cpu) { - unsigned long long *cpu_off, *sibling_off; - - for_each_cpu_mask(i, per_cpu(cpu_sibling_map, cpu)) { - if (i == cpu) - continue; - - cpu_off = &per_cpu(blk_trace_cpu_offset, cpu); - sibling_off = &per_cpu(blk_trace_cpu_offset, i); - *sibling_off = *cpu_off; - } - } - preempt_enable(); -#endif -} - -static __init int blk_trace_init(void) -{ - mutex_init(&blk_tree_mutex); - on_each_cpu(blk_trace_check_cpu_time, NULL, 1, 1); - blk_trace_set_ht_offsets(); - - return 0; -} - -module_init(blk_trace_init); - diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig index b9f923ef173d8f..ccf6ea95f68c76 100644 --- a/drivers/acpi/Kconfig +++ b/drivers/acpi/Kconfig @@ -82,6 +82,12 @@ config ACPI_PROCFS_POWER and functions, which do not yet exist in /sys Say N to delete power /proc/acpi/ folders that have moved to /sys/ +config ACPI_SYSFS_POWER + bool "Future power /sys interface" + select POWER_SUPPLY + default y + ---help--- + Say N to disable power /sys interface config ACPI_PROC_EVENT bool "Deprecated /proc/acpi/event support" depends on PROC_FS @@ -103,7 +109,6 @@ config ACPI_PROC_EVENT config ACPI_AC tristate "AC Adapter" depends on X86 - select POWER_SUPPLY default y help This driver adds support for the AC Adapter object, which indicates @@ -113,7 +118,6 @@ config ACPI_AC config ACPI_BATTERY tristate "Battery" depends on X86 - select POWER_SUPPLY default y help This driver adds support for battery information through @@ -368,7 +372,6 @@ config ACPI_HOTPLUG_MEMORY config ACPI_SBS tristate "Smart Battery System" depends on X86 - select POWER_SUPPLY help This driver adds support for the Smart Battery System, another type of access to battery information, found on some laptops. diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c index 76ed4f52bebd6d..76b9bea98b6d95 100644 --- a/drivers/acpi/ac.c +++ b/drivers/acpi/ac.c @@ -31,7 +31,9 @@ #include <linux/proc_fs.h> #include <linux/seq_file.h> #endif +#ifdef CONFIG_ACPI_SYSFS_POWER #include <linux/power_supply.h> +#endif #include <acpi/acpi_bus.h> #include <acpi/acpi_drivers.h> @@ -79,7 +81,9 @@ static struct acpi_driver acpi_ac_driver = { }; struct acpi_ac { +#ifdef CONFIG_ACPI_SYSFS_POWER struct power_supply charger; +#endif struct acpi_device * device; unsigned long state; }; @@ -94,7 +98,7 @@ static const struct file_operations acpi_ac_fops = { .release = single_release, }; #endif - +#ifdef CONFIG_ACPI_SYSFS_POWER static int get_ac_property(struct power_supply *psy, enum power_supply_property psp, union power_supply_propval *val) @@ -113,7 +117,7 @@ static int get_ac_property(struct power_supply *psy, static enum power_supply_property ac_props[] = { POWER_SUPPLY_PROP_ONLINE, }; - +#endif /* -------------------------------------------------------------------------- AC Adapter Management -------------------------------------------------------------------------- */ @@ -241,7 +245,9 @@ static void acpi_ac_notify(acpi_handle handle, u32 event, void *data) acpi_bus_generate_netlink_event(device->pnp.device_class, device->dev.bus_id, event, (u32) ac->state); +#ifdef CONFIG_ACPI_SYSFS_POWER kobject_uevent(&ac->charger.dev->kobj, KOBJ_CHANGE); +#endif break; default: ACPI_DEBUG_PRINT((ACPI_DB_INFO, @@ -280,12 +286,14 @@ static int acpi_ac_add(struct acpi_device *device) #endif if (result) goto end; +#ifdef CONFIG_ACPI_SYSFS_POWER ac->charger.name = acpi_device_bid(device); ac->charger.type = POWER_SUPPLY_TYPE_MAINS; ac->charger.properties = ac_props; ac->charger.num_properties = ARRAY_SIZE(ac_props); ac->charger.get_property = get_ac_property; power_supply_register(&ac->device->dev, &ac->charger); +#endif status = acpi_install_notify_handler(device->handle, ACPI_ALL_NOTIFY, acpi_ac_notify, ac); @@ -319,8 +327,10 @@ static int acpi_ac_resume(struct acpi_device *device) old_state = ac->state; if (acpi_ac_get_state(ac)) return 0; +#ifdef CONFIG_ACPI_SYSFS_POWER if (old_state != ac->state) kobject_uevent(&ac->charger.dev->kobj, KOBJ_CHANGE); +#endif return 0; } @@ -337,8 +347,10 @@ static int acpi_ac_remove(struct acpi_device *device, int type) status = acpi_remove_notify_handler(device->handle, ACPI_ALL_NOTIFY, acpi_ac_notify); +#ifdef CONFIG_ACPI_SYSFS_POWER if (ac->charger.dev) power_supply_unregister(&ac->charger); +#endif #ifdef CONFIG_ACPI_PROCFS_POWER acpi_ac_remove_fs(device); #endif diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c index 8f7505d304b587..c4a769d1ba8542 100644 --- a/drivers/acpi/battery.c +++ b/drivers/acpi/battery.c @@ -40,7 +40,9 @@ #include <acpi/acpi_bus.h> #include <acpi/acpi_drivers.h> +#ifdef CONFIG_ACPI_SYSFS_POWER #include <linux/power_supply.h> +#endif #define ACPI_BATTERY_VALUE_UNKNOWN 0xFFFFFFFF @@ -86,7 +88,9 @@ MODULE_DEVICE_TABLE(acpi, battery_device_ids); struct acpi_battery { struct mutex lock; +#ifdef CONFIG_ACPI_SYSFS_POWER struct power_supply bat; +#endif struct acpi_device *device; unsigned long update_time; int current_now; @@ -117,6 +121,7 @@ inline int acpi_battery_present(struct acpi_battery *battery) return battery->device->status.battery_present; } +#ifdef CONFIG_ACPI_SYSFS_POWER static int acpi_battery_technology(struct acpi_battery *battery) { if (!strcasecmp("NiCd", battery->type)) @@ -222,6 +227,7 @@ static enum power_supply_property energy_battery_props[] = { POWER_SUPPLY_PROP_MODEL_NAME, POWER_SUPPLY_PROP_MANUFACTURER, }; +#endif #ifdef CONFIG_ACPI_PROCFS_POWER inline char *acpi_battery_units(struct acpi_battery *battery) @@ -398,6 +404,7 @@ static int acpi_battery_init_alarm(struct acpi_battery *battery) return acpi_battery_set_alarm(battery); } +#ifdef CONFIG_ACPI_SYSFS_POWER static ssize_t acpi_battery_alarm_show(struct device *dev, struct device_attribute *attr, char *buf) @@ -429,11 +436,6 @@ static int sysfs_add_battery(struct acpi_battery *battery) { int result; - battery->update_time = 0; - result = acpi_battery_get_info(battery); - acpi_battery_init_alarm(battery); - if (result) - return result; if (battery->power_unit) { battery->bat.properties = charge_battery_props; battery->bat.num_properties = @@ -462,18 +464,31 @@ static void sysfs_remove_battery(struct acpi_battery *battery) power_supply_unregister(&battery->bat); battery->bat.dev = NULL; } +#endif static int acpi_battery_update(struct acpi_battery *battery) { - int result = acpi_battery_get_status(battery); + int result; + result = acpi_battery_get_status(battery); if (result) return result; +#ifdef CONFIG_ACPI_SYSFS_POWER if (!acpi_battery_present(battery)) { sysfs_remove_battery(battery); + battery->update_time = 0; return 0; } +#endif + if (!battery->update_time) { + result = acpi_battery_get_info(battery); + if (result) + return result; + acpi_battery_init_alarm(battery); + } +#ifdef CONFIG_ACPI_SYSFS_POWER if (!battery->bat.dev) sysfs_add_battery(battery); +#endif return acpi_battery_get_state(battery); } @@ -767,9 +782,11 @@ static void acpi_battery_notify(acpi_handle handle, u32 event, void *data) acpi_bus_generate_netlink_event(device->pnp.device_class, device->dev.bus_id, event, acpi_battery_present(battery)); +#ifdef CONFIG_ACPI_SYSFS_POWER /* acpi_batter_update could remove power_supply object */ if (battery->bat.dev) kobject_uevent(&battery->bat.dev->kobj, KOBJ_CHANGE); +#endif } static int acpi_battery_add(struct acpi_device *device) @@ -828,7 +845,9 @@ static int acpi_battery_remove(struct acpi_device *device, int type) #ifdef CONFIG_ACPI_PROCFS_POWER acpi_battery_remove_fs(device); #endif +#ifdef CONFIG_ACPI_SYSFS_POWER sysfs_remove_battery(battery); +#endif mutex_destroy(&battery->lock); kfree(battery); return 0; diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index 49d432d0a12c6d..d7a115c362d1b5 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -29,7 +29,6 @@ #include <linux/list.h> #include <linux/sched.h> #include <linux/pm.h> -#include <linux/pm_legacy.h> #include <linux/device.h> #include <linux/proc_fs.h> #ifdef CONFIG_X86 @@ -764,16 +763,14 @@ static int __init acpi_init(void) result = acpi_bus_init(); if (!result) { -#ifdef CONFIG_PM_LEGACY - if (!PM_IS_ACTIVE()) - pm_active = 1; + if (!(pm_flags & PM_APM)) + pm_flags |= PM_ACPI; else { printk(KERN_INFO PREFIX "APM is already active, exiting\n"); disable_acpi(); result = -ENODEV; } -#endif } else disable_acpi(); diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index d411017f8c0669..97dc16155a556d 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -892,6 +892,17 @@ static int acpi_ec_stop(struct acpi_device *device, int type) return 0; } +int __init acpi_boot_ec_enable(void) +{ + if (!boot_ec || boot_ec->handlers_installed) + return 0; + if (!ec_install_handlers(boot_ec)) { + first_ec = boot_ec; + return 0; + } + return -EFAULT; +} + int __init acpi_ec_ecdt_probe(void) { int ret; @@ -924,9 +935,10 @@ int __init acpi_ec_ecdt_probe(void) goto error; /* We really need to limit this workaround, the only ASUS, * which needs it, has fake EC._INI method, so use it as flag. + * Keep boot_ec struct as it will be needed soon. */ if (ACPI_FAILURE(acpi_get_handle(boot_ec->handle, "_INI", &x))) - goto error; + return -ENODEV; } ret = ec_install_handlers(boot_ec); diff --git a/drivers/acpi/events/evregion.c b/drivers/acpi/events/evregion.c index e99f0c435a4724..58ad09725dd2a6 100644 --- a/drivers/acpi/events/evregion.c +++ b/drivers/acpi/events/evregion.c @@ -344,7 +344,7 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj, * setup will potentially execute control methods * (e.g., _REG method for this region) */ - acpi_ex_relinquish_interpreter(); + acpi_ex_exit_interpreter(); status = region_setup(region_obj, ACPI_REGION_ACTIVATE, handler_desc->address_space.context, @@ -352,7 +352,7 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj, /* Re-enter the interpreter */ - acpi_ex_reacquire_interpreter(); + acpi_ex_enter_interpreter(); /* Check for failure of the Region Setup */ @@ -405,7 +405,7 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj, * exit the interpreter because the handler *might* block -- we don't * know what it will do, so we can't hold the lock on the intepreter. */ - acpi_ex_relinquish_interpreter(); + acpi_ex_exit_interpreter(); } /* Call the handler */ @@ -426,7 +426,7 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj, * We just returned from a non-default handler, we must re-enter the * interpreter */ - acpi_ex_reacquire_interpreter(); + acpi_ex_enter_interpreter(); } return_ACPI_STATUS(status); diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c index dd3186abe07a9c..62010c2481b361 100644 --- a/drivers/acpi/pci_irq.c +++ b/drivers/acpi/pci_irq.c @@ -429,6 +429,15 @@ int acpi_pci_irq_enable(struct pci_dev *dev) &polarity, &link, acpi_pci_allocate_irq); + if (irq < 0) { + /* + * IDE legacy mode controller IRQs are magic. Why do compat + * extensions always make such a nasty mess. + */ + if (dev->class >> 8 == PCI_CLASS_STORAGE_IDE && + (dev->class & 0x05) == 0) + return 0; + } /* * No IRQ known to the ACPI subsystem - maybe the BIOS / * driver reported one, then use it. Exit in any case. diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c index 2fe34cc73c1327..2235f4e02d26f4 100644 --- a/drivers/acpi/processor_idle.c +++ b/drivers/acpi/processor_idle.c @@ -76,7 +76,11 @@ static void (*pm_idle_save) (void) __read_mostly; #define PM_TIMER_TICKS_TO_US(p) (((p) * 1000)/(PM_TIMER_FREQUENCY/1000)) static unsigned int max_cstate __read_mostly = ACPI_PROCESSOR_MAX_POWER; +#ifdef CONFIG_CPU_IDLE module_param(max_cstate, uint, 0000); +#else +module_param(max_cstate, uint, 0644); +#endif static unsigned int nocst __read_mostly; module_param(nocst, uint, 0000); diff --git a/drivers/acpi/sbs.c b/drivers/acpi/sbs.c index 22cb95b349e498..f136c7d3b3c234 100644 --- a/drivers/acpi/sbs.c +++ b/drivers/acpi/sbs.c @@ -40,7 +40,9 @@ #include <linux/jiffies.h> #include <linux/delay.h> +#ifdef CONFIG_ACPI_SYSFS_POWER #include <linux/power_supply.h> +#endif #include "sbshc.h" @@ -80,7 +82,9 @@ static const struct acpi_device_id sbs_device_ids[] = { MODULE_DEVICE_TABLE(acpi, sbs_device_ids); struct acpi_battery { +#ifdef CONFIG_ACPI_SYSFS_POWER struct power_supply bat; +#endif struct acpi_sbs *sbs; #ifdef CONFIG_ACPI_PROCFS_POWER struct proc_dir_entry *proc_entry; @@ -113,7 +117,9 @@ struct acpi_battery { #define to_acpi_battery(x) container_of(x, struct acpi_battery, bat); struct acpi_sbs { +#ifdef CONFIG_ACPI_SYSFS_POWER struct power_supply charger; +#endif struct acpi_device *device; struct acpi_smb_hc *hc; struct mutex lock; @@ -157,6 +163,7 @@ static inline int acpi_battery_scale(struct acpi_battery *battery) acpi_battery_ipscale(battery); } +#ifdef CONFIG_ACPI_SYSFS_POWER static int sbs_get_ac_property(struct power_supply *psy, enum power_supply_property psp, union power_supply_propval *val) @@ -294,6 +301,7 @@ static enum power_supply_property sbs_energy_battery_props[] = { POWER_SUPPLY_PROP_MODEL_NAME, POWER_SUPPLY_PROP_MANUFACTURER, }; +#endif /* -------------------------------------------------------------------------- Smart Battery System Management @@ -429,6 +437,7 @@ static int acpi_ac_get_present(struct acpi_sbs *sbs) return result; } +#ifdef CONFIG_ACPI_SYSFS_POWER static ssize_t acpi_battery_alarm_show(struct device *dev, struct device_attribute *attr, char *buf) @@ -458,6 +467,7 @@ static struct device_attribute alarm_attr = { .show = acpi_battery_alarm_show, .store = acpi_battery_alarm_store, }; +#endif /* -------------------------------------------------------------------------- FS Interface (/proc/acpi) @@ -793,6 +803,7 @@ static int acpi_battery_add(struct acpi_sbs *sbs, int id) &acpi_battery_state_fops, &acpi_battery_alarm_fops, battery); #endif +#ifdef CONFIG_ACPI_SYSFS_POWER battery->bat.name = battery->name; battery->bat.type = POWER_SUPPLY_TYPE_BATTERY; if (!acpi_battery_mode(battery)) { @@ -813,6 +824,7 @@ static int acpi_battery_add(struct acpi_sbs *sbs, int id) goto end; battery->have_sysfs_alarm = 1; end: +#endif printk(KERN_INFO PREFIX "%s [%s]: Battery Slot [%s] (battery %s)\n", ACPI_SBS_DEVICE_NAME, acpi_device_bid(sbs->device), battery->name, sbs->battery->present ? "present" : "absent"); @@ -822,12 +834,13 @@ static int acpi_battery_add(struct acpi_sbs *sbs, int id) static void acpi_battery_remove(struct acpi_sbs *sbs, int id) { struct acpi_battery *battery = &sbs->battery[id]; - +#ifdef CONFIG_ACPI_SYSFS_POWER if (battery->bat.dev) { if (battery->have_sysfs_alarm) device_remove_file(battery->bat.dev, &alarm_attr); power_supply_unregister(&battery->bat); } +#endif #ifdef CONFIG_ACPI_PROCFS_POWER if (battery->proc_entry) acpi_sbs_remove_fs(&battery->proc_entry, acpi_battery_dir); @@ -848,12 +861,14 @@ static int acpi_charger_add(struct acpi_sbs *sbs) if (result) goto end; #endif +#ifdef CONFIG_ACPI_SYSFS_POWER sbs->charger.name = "sbs-charger"; sbs->charger.type = POWER_SUPPLY_TYPE_MAINS; sbs->charger.properties = sbs_ac_props; sbs->charger.num_properties = ARRAY_SIZE(sbs_ac_props); sbs->charger.get_property = sbs_get_ac_property; power_supply_register(&sbs->device->dev, &sbs->charger); +#endif printk(KERN_INFO PREFIX "%s [%s]: AC Adapter [%s] (%s)\n", ACPI_SBS_DEVICE_NAME, acpi_device_bid(sbs->device), ACPI_AC_DIR_NAME, sbs->charger_present ? "on-line" : "off-line"); @@ -863,8 +878,10 @@ static int acpi_charger_add(struct acpi_sbs *sbs) static void acpi_charger_remove(struct acpi_sbs *sbs) { +#ifdef CONFIG_ACPI_SYSFS_POWER if (sbs->charger.dev) power_supply_unregister(&sbs->charger); +#endif #ifdef CONFIG_ACPI_PROCFS_POWER if (sbs->charger_entry) acpi_sbs_remove_fs(&sbs->charger_entry, acpi_ac_dir); @@ -885,7 +902,9 @@ void acpi_sbs_callback(void *context) ACPI_SBS_NOTIFY_STATUS, sbs->charger_present); #endif +#ifdef CONFIG_ACPI_SYSFS_POWER kobject_uevent(&sbs->charger.dev->kobj, KOBJ_CHANGE); +#endif } if (sbs->manager_present) { for (id = 0; id < MAX_SBS_BAT; ++id) { @@ -902,7 +921,9 @@ void acpi_sbs_callback(void *context) ACPI_SBS_NOTIFY_STATUS, bat->present); #endif +#ifdef CONFIG_ACPI_SYSFS_POWER kobject_uevent(&bat->bat.dev->kobj, KOBJ_CHANGE); +#endif } } } diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index 5b4d462117cf91..cbfe9ae7a9e552 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -1449,6 +1449,8 @@ static int acpi_bus_scan_fixed(struct acpi_device *root) return result; } +int __init acpi_boot_ec_enable(void); + static int __init acpi_scan_init(void) { int result; @@ -1480,6 +1482,10 @@ static int __init acpi_scan_init(void) * Enumerate devices in the ACPI namespace. */ result = acpi_bus_scan_fixed(acpi_root); + + /* EC region might be needed at bus_scan, so enable it now */ + acpi_boot_ec_enable(); + if (!result) result = acpi_bus_scan(acpi_root, &ops); diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c index bb62a588f489c5..b406b39b878e90 100644 --- a/drivers/ata/ata_piix.c +++ b/drivers/ata/ata_piix.c @@ -132,6 +132,7 @@ enum { ich8_2port_sata, ich8m_apple_sata_ahci, /* locks up on second port enable */ tolapai_sata_ahci, + piix_pata_vmw, /* PIIX4 for VMware, spurious DMA_ERR */ /* constants for mapping table */ P0 = 0, /* port 0 */ @@ -165,6 +166,7 @@ static void piix_set_piomode(struct ata_port *ap, struct ata_device *adev); static void piix_set_dmamode(struct ata_port *ap, struct ata_device *adev); static void ich_set_dmamode(struct ata_port *ap, struct ata_device *adev); static int ich_pata_cable_detect(struct ata_port *ap); +static u8 piix_vmw_bmdma_status(struct ata_port *ap); #ifdef CONFIG_PM static int piix_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg); static int piix_pci_device_resume(struct pci_dev *pdev); @@ -175,6 +177,8 @@ static unsigned int in_module_init = 1; static const struct pci_device_id piix_pci_tbl[] = { /* Intel PIIX3 for the 430HX etc */ { 0x8086, 0x7010, PCI_ANY_ID, PCI_ANY_ID, 0, 0, piix_pata_mwdma }, + /* VMware ICH4 */ + { 0x8086, 0x7111, 0x15ad, 0x1976, 0, 0, piix_pata_vmw }, /* Intel PIIX4 for the 430TX/440BX/MX chipset: UDMA 33 */ /* Also PIIX4E (fn3 rev 2) and PIIX4M (fn3 rev 3) */ { 0x8086, 0x7111, PCI_ANY_ID, PCI_ANY_ID, 0, 0, piix_pata_33 }, @@ -383,6 +387,38 @@ static const struct ata_port_operations piix_sata_ops = { .port_start = ata_port_start, }; +static const struct ata_port_operations piix_vmw_ops = { + .set_piomode = piix_set_piomode, + .set_dmamode = piix_set_dmamode, + .mode_filter = ata_pci_default_filter, + + .tf_load = ata_tf_load, + .tf_read = ata_tf_read, + .check_status = ata_check_status, + .exec_command = ata_exec_command, + .dev_select = ata_std_dev_select, + + .bmdma_setup = ata_bmdma_setup, + .bmdma_start = ata_bmdma_start, + .bmdma_stop = ata_bmdma_stop, + .bmdma_status = piix_vmw_bmdma_status, + .qc_prep = ata_qc_prep, + .qc_issue = ata_qc_issue_prot, + .data_xfer = ata_data_xfer, + + .freeze = ata_bmdma_freeze, + .thaw = ata_bmdma_thaw, + .error_handler = piix_pata_error_handler, + .post_internal_cmd = ata_bmdma_post_internal_cmd, + .cable_detect = ata_cable_40wire, + + .irq_handler = ata_interrupt, + .irq_clear = ata_bmdma_irq_clear, + .irq_on = ata_irq_on, + + .port_start = ata_port_start, +}; + static const struct piix_map_db ich5_map_db = { .mask = 0x7, .port_enable = 0x3, @@ -623,6 +659,16 @@ static struct ata_port_info piix_port_info[] = { .port_ops = &piix_sata_ops, }, + [piix_pata_vmw] = + { + .sht = &piix_sht, + .flags = PIIX_PATA_FLAGS, + .pio_mask = 0x1f, /* pio0-4 */ + .mwdma_mask = 0x06, /* mwdma1-2 ?? CHECK 0 should be ok but slow */ + .udma_mask = ATA_UDMA_MASK_40C, + .port_ops = &piix_vmw_ops, + }, + }; static struct pci_bits piix_enable_bits[] = { @@ -1135,6 +1181,11 @@ static int piix_pci_device_resume(struct pci_dev *pdev) } #endif +static u8 piix_vmw_bmdma_status(struct ata_port *ap) +{ + return ata_bmdma_status(ap) & ~ATA_DMA_ERR; +} + #define AHCI_PCI_BAR 5 #define AHCI_GLOBAL_CTL 0x04 #define AHCI_ENABLE (1 << 31) diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c index f0124a8d313427..21a81cd148e4ba 100644 --- a/drivers/ata/libata-eh.c +++ b/drivers/ata/libata-eh.c @@ -1733,11 +1733,15 @@ static void ata_eh_link_autopsy(struct ata_link *link) ehc->i.action &= ~ATA_EH_PERDEV_MASK; } - /* consider speeding down */ + /* propagate timeout to host link */ + if ((all_err_mask & AC_ERR_TIMEOUT) && !ata_is_host_link(link)) + ap->link.eh_context.i.err_mask |= AC_ERR_TIMEOUT; + + /* record error and consider speeding down */ dev = ehc->i.dev; - if (!dev && ata_link_max_devices(link) == 1 && - ata_dev_enabled(link->device)) - dev = link->device; + if (!dev && ((ata_link_max_devices(link) == 1 && + ata_dev_enabled(link->device)))) + dev = link->device; if (dev) ehc->i.action |= ata_eh_speed_down(dev, is_io, all_err_mask); @@ -1759,8 +1763,14 @@ void ata_eh_autopsy(struct ata_port *ap) { struct ata_link *link; - __ata_port_for_each_link(link, ap) + ata_port_for_each_link(link, ap) ata_eh_link_autopsy(link); + + /* Autopsy of fanout ports can affect host link autopsy. + * Perform host link autopsy last. + */ + if (ap->nr_pmp_links) + ata_eh_link_autopsy(&ap->link); } /** @@ -2157,13 +2167,11 @@ int ata_eh_reset(struct ata_link *link, int classify, if (ata_link_offline(link)) continue; - /* apply class override and convert UNKNOWN to NONE */ + /* apply class override */ if (lflags & ATA_LFLAG_ASSUME_ATA) classes[dev->devno] = ATA_DEV_ATA; else if (lflags & ATA_LFLAG_ASSUME_SEMB) classes[dev->devno] = ATA_DEV_SEMB_UNSUP; /* not yet */ - else if (classes[dev->devno] == ATA_DEV_UNKNOWN) - classes[dev->devno] = ATA_DEV_NONE; } /* record current link speed */ diff --git a/drivers/ata/libata-pmp.c b/drivers/ata/libata-pmp.c index c0c4dbcde091b5..caef2bbd4a8a15 100644 --- a/drivers/ata/libata-pmp.c +++ b/drivers/ata/libata-pmp.c @@ -495,14 +495,12 @@ static void sata_pmp_quirks(struct ata_port *ap) /* SError.N need a kick in the ass to get working */ link->flags |= ATA_LFLAG_HRST_TO_RESUME; - /* class code report is unreliable */ - if (link->pmp < 5) - link->flags |= ATA_LFLAG_ASSUME_ATA; - - /* The config device, which can be either at - * port 0 or 5, locks up on SRST. + /* Class code report is unreliable and SRST + * times out under certain configurations. + * Config device can be at port 0 or 5 and + * locks up on SRST. */ - if (link->pmp == 0 || link->pmp == 5) + if (link->pmp <= 5) link->flags |= ATA_LFLAG_NO_SRST | ATA_LFLAG_ASSUME_ATA; diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index a883bb03d4c776..14daf4848f09ad 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -841,6 +841,9 @@ static void ata_scsi_dev_config(struct scsi_device *sdev, blk_queue_max_hw_segments(q, q->max_hw_segments - 1); } + if (dev->class == ATA_DEV_ATA) + sdev->manage_start_stop = 1; + if (dev->flags & ATA_DFLAG_AN) set_bit(SDEV_EVT_MEDIA_CHANGE, sdev->supported_events); @@ -872,8 +875,6 @@ int ata_scsi_slave_config(struct scsi_device *sdev) ata_scsi_sdev_config(sdev); - sdev->manage_start_stop = 1; - if (dev) ata_scsi_dev_config(sdev, dev); diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c index 48acc09dab9687..b7ac80b4b1fbd9 100644 --- a/drivers/ata/libata-sff.c +++ b/drivers/ata/libata-sff.c @@ -806,7 +806,10 @@ int ata_pci_init_one(struct pci_dev *pdev, if (rc) goto err_out; - if (!legacy_mode) { + if (!legacy_mode && pdev->irq) { + /* We may have no IRQ assigned in which case we can poll. This + shouldn't happen on a sane system but robustness is cheap + in this case */ rc = devm_request_irq(dev, pdev->irq, pi->port_ops->irq_handler, IRQF_SHARED, DRV_NAME, host); if (rc) @@ -814,7 +817,7 @@ int ata_pci_init_one(struct pci_dev *pdev, ata_port_desc(host->ports[0], "irq %d", pdev->irq); ata_port_desc(host->ports[1], "irq %d", pdev->irq); - } else { + } else if (legacy_mode) { if (!ata_port_is_dummy(host->ports[0])) { rc = devm_request_irq(dev, ATA_PRIMARY_IRQ(pdev), pi->port_ops->irq_handler, diff --git a/drivers/ata/pata_ixp4xx_cf.c b/drivers/ata/pata_ixp4xx_cf.c index fcd532afbf2e01..120b5bfa7ce6e9 100644 --- a/drivers/ata/pata_ixp4xx_cf.c +++ b/drivers/ata/pata_ixp4xx_cf.c @@ -130,10 +130,11 @@ static struct ata_port_operations ixp4xx_port_ops = { .port_start = ata_port_start, }; -static void ixp4xx_setup_port(struct ata_ioports *ioaddr, +static void ixp4xx_setup_port(struct ata_port *ap, struct ixp4xx_pata_data *data, unsigned long raw_cs0, unsigned long raw_cs1) { + struct ata_ioports *ioaddr = &ap->ioaddr; unsigned long raw_cmd = raw_cs0; unsigned long raw_ctl = raw_cs1 + 0x06; diff --git a/drivers/ata/pata_pdc202xx_old.c b/drivers/ata/pata_pdc202xx_old.c index bc7c2d5d8d5ece..8f28156017910a 100644 --- a/drivers/ata/pata_pdc202xx_old.c +++ b/drivers/ata/pata_pdc202xx_old.c @@ -215,8 +215,8 @@ static void pdc2026x_bmdma_stop(struct ata_queued_cmd *qc) /* Flip back to 33Mhz for PIO */ if (adev->dma_mode >= XFER_UDMA_2) iowrite8(ioread8(clock) & ~sel66, clock); - ata_bmdma_stop(qc); + pdc202xx_set_piomode(ap, adev); } /** @@ -233,6 +233,17 @@ static void pdc2026x_dev_config(struct ata_device *adev) adev->max_sectors = 256; } +static int pdc2026x_port_start(struct ata_port *ap) +{ + void __iomem *bmdma = ap->ioaddr.bmdma_addr; + if (bmdma) { + /* Enable burst mode */ + u8 burst = ioread8(bmdma + 0x1f); + iowrite8(burst | 0x01, bmdma + 0x1f); + } + return ata_sff_port_start(ap); +} + static struct scsi_host_template pdc202xx_sht = { .module = THIS_MODULE, .name = DRV_NAME, @@ -313,7 +324,7 @@ static struct ata_port_operations pdc2026x_port_ops = { .irq_clear = ata_bmdma_irq_clear, .irq_on = ata_irq_on, - .port_start = ata_sff_port_start, + .port_start = pdc2026x_port_start, }; static int pdc202xx_init_one(struct pci_dev *dev, const struct pci_device_id *id) diff --git a/drivers/ata/sata_qstor.c b/drivers/ata/sata_qstor.c index 2f1de6ec044c52..c68b241805fdf5 100644 --- a/drivers/ata/sata_qstor.c +++ b/drivers/ata/sata_qstor.c @@ -270,7 +270,7 @@ static int qs_scr_read(struct ata_port *ap, unsigned int sc_reg, u32 *val) static void qs_error_handler(struct ata_port *ap) { qs_enter_reg_mode(ap); - ata_do_eh(ap, qs_prereset, ata_std_softreset, NULL, + ata_do_eh(ap, qs_prereset, NULL, sata_std_hardreset, ata_std_postreset); } diff --git a/drivers/ata/sata_sil24.c b/drivers/ata/sata_sil24.c index 96fd5260446db8..864c1c1b851138 100644 --- a/drivers/ata/sata_sil24.c +++ b/drivers/ata/sata_sil24.c @@ -301,7 +301,7 @@ static struct sil24_cerr_info { [PORT_CERR_PKT_PROT] = { AC_ERR_HSM, ATA_EH_SOFTRESET, "invalid data directon for ATAPI CDB" }, [PORT_CERR_SGT_BOUNDARY] = { AC_ERR_SYSTEM, ATA_EH_SOFTRESET, - "SGT no on qword boundary" }, + "SGT not on qword boundary" }, [PORT_CERR_SGT_TGTABRT] = { AC_ERR_HOST_BUS, ATA_EH_SOFTRESET, "PCI target abort while fetching SGT" }, [PORT_CERR_SGT_MSTABRT] = { AC_ERR_HOST_BUS, ATA_EH_SOFTRESET, @@ -832,16 +832,31 @@ static int sil24_qc_defer(struct ata_queued_cmd *qc) struct ata_link *link = qc->dev->link; struct ata_port *ap = link->ap; u8 prot = qc->tf.protocol; - int is_atapi = (prot == ATA_PROT_ATAPI || - prot == ATA_PROT_ATAPI_NODATA || - prot == ATA_PROT_ATAPI_DMA); - - /* ATAPI commands completing with CHECK_SENSE cause various - * weird problems if other commands are active. PMP DMA CS - * errata doesn't cover all and HSM violation occurs even with - * only one other device active. Always run an ATAPI command - * by itself. - */ + + /* + * There is a bug in the chip: + * Port LRAM Causes the PRB/SGT Data to be Corrupted + * If the host issues a read request for LRAM and SActive registers + * while active commands are available in the port, PRB/SGT data in + * the LRAM can become corrupted. This issue applies only when + * reading from, but not writing to, the LRAM. + * + * Therefore, reading LRAM when there is no particular error [and + * other commands may be outstanding] is prohibited. + * + * To avoid this bug there are two situations where a command must run + * exclusive of any other commands on the port: + * + * - ATAPI commands which check the sense data + * - Passthrough ATA commands which always have ATA_QCFLAG_RESULT_TF + * set. + * + */ + int is_excl = (prot == ATA_PROT_ATAPI || + prot == ATA_PROT_ATAPI_NODATA || + prot == ATA_PROT_ATAPI_DMA || + (qc->flags & ATA_QCFLAG_RESULT_TF)); + if (unlikely(ap->excl_link)) { if (link == ap->excl_link) { if (ap->nr_active_links) @@ -849,7 +864,7 @@ static int sil24_qc_defer(struct ata_queued_cmd *qc) qc->flags |= ATA_QCFLAG_CLEAR_EXCL; } else return ATA_DEFER_PORT; - } else if (unlikely(is_atapi)) { + } else if (unlikely(is_excl)) { ap->excl_link = link; if (ap->nr_active_links) return ATA_DEFER_PORT; @@ -1079,10 +1094,13 @@ static void sil24_error_intr(struct ata_port *ap) if (ci && ci->desc) { err_mask |= ci->err_mask; action |= ci->action; + if (action & ATA_EH_RESET_MASK) + freeze = 1; ata_ehi_push_desc(ehi, "%s", ci->desc); } else { err_mask |= AC_ERR_OTHER; action |= ATA_EH_SOFTRESET; + freeze = 1; ata_ehi_push_desc(ehi, "unknown command error %d", cerr); } diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c index 7d704968765f30..509b6490413b9c 100644 --- a/drivers/block/cciss.c +++ b/drivers/block/cciss.c @@ -2927,7 +2927,7 @@ default_int_mode: return; } -static int cciss_pci_init(ctlr_info_t *c, struct pci_dev *pdev) +static int __devinit cciss_pci_init(ctlr_info_t *c, struct pci_dev *pdev) { ushort subsystem_vendor_id, subsystem_device_id, command; __u32 board_id, scratchpad = 0; diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 56e23042728ae0..b8af22e610dfe4 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -610,7 +610,7 @@ static int loop_thread(void *data) static int loop_switch(struct loop_device *lo, struct file *file) { struct switch_request w; - struct bio *bio = bio_alloc(GFP_KERNEL, 1); + struct bio *bio = bio_alloc(GFP_KERNEL, 0); if (!bio) return -ENOMEM; init_completion(&w.wait); diff --git a/drivers/char/tpm/tpm.c b/drivers/char/tpm/tpm.c index 39564b76d4a366..c88424a0c89b60 100644 --- a/drivers/char/tpm/tpm.c +++ b/drivers/char/tpm/tpm.c @@ -1046,12 +1046,6 @@ void tpm_remove_hardware(struct device *dev) } EXPORT_SYMBOL_GPL(tpm_remove_hardware); -static u8 savestate[] = { - 0, 193, /* TPM_TAG_RQU_COMMAND */ - 0, 0, 0, 10, /* blob length (in bytes) */ - 0, 0, 0, 152 /* TPM_ORD_SaveState */ -}; - /* * We are about to suspend. Save the TPM state * so that it can be restored. @@ -1059,6 +1053,12 @@ static u8 savestate[] = { int tpm_pm_suspend(struct device *dev, pm_message_t pm_state) { struct tpm_chip *chip = dev_get_drvdata(dev); + u8 savestate[] = { + 0, 193, /* TPM_TAG_RQU_COMMAND */ + 0, 0, 0, 10, /* blob length (in bytes) */ + 0, 0, 0, 152 /* TPM_ORD_SaveState */ + }; + if (chip == NULL) return -ENODEV; diff --git a/drivers/crypto/padlock-aes.c b/drivers/crypto/padlock-aes.c index a337b693b6c911..5f7e7181048931 100644 --- a/drivers/crypto/padlock-aes.c +++ b/drivers/crypto/padlock-aes.c @@ -429,8 +429,8 @@ static inline void padlock_xcrypt(const u8 *input, u8 *output, void *key, static void aes_crypt_copy(const u8 *in, u8 *out, u32 *key, struct cword *cword) { - u8 tmp[AES_BLOCK_SIZE * 2] - __attribute__ ((__aligned__(PADLOCK_ALIGNMENT))); + u8 buf[AES_BLOCK_SIZE * 2 + PADLOCK_ALIGNMENT - 1]; + u8 *tmp = PTR_ALIGN(&buf[0], PADLOCK_ALIGNMENT); memcpy(tmp, in, AES_BLOCK_SIZE); padlock_xcrypt(tmp, out, key, cword); diff --git a/drivers/i2c/busses/i2c-at91.c b/drivers/i2c/busses/i2c-at91.c index 9c8b6d5eaec9ef..c09b036913bd95 100644 --- a/drivers/i2c/busses/i2c-at91.c +++ b/drivers/i2c/busses/i2c-at91.c @@ -135,7 +135,7 @@ static int xfer_write(struct i2c_adapter *adap, unsigned char *buf, int length) * Generic i2c master transfer entrypoint. * * Note: We do not use Atmel's feature of storing the "internal device address". - * Instead the "internal device address" has to be written using a seperate + * Instead the "internal device address" has to be written using a separate * i2c message. * http://lists.arm.linux.org.uk/pipermail/linux-arm-kernel/2004-September/024411.html */ diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c index cb55cf2ba1e91a..f2552b19ea607d 100644 --- a/drivers/i2c/busses/i2c-omap.c +++ b/drivers/i2c/busses/i2c-omap.c @@ -619,13 +619,13 @@ omap_i2c_probe(struct platform_device *pdev) err_free_irq: free_irq(dev->irq, dev); err_unuse_clocks: + omap_i2c_write_reg(dev, OMAP_I2C_CON_REG, 0); omap_i2c_disable_clocks(dev); omap_i2c_put_clocks(dev); err_free_mem: platform_set_drvdata(pdev, NULL); kfree(dev); err_release_region: - omap_i2c_write_reg(dev, OMAP_I2C_CON_REG, 0); release_mem_region(mem->start, (mem->end - mem->start) + 1); return r; diff --git a/drivers/i2c/busses/i2c-powermac.c b/drivers/i2c/busses/i2c-powermac.c index 0ab4f2627c26c5..7813127649a101 100644 --- a/drivers/i2c/busses/i2c-powermac.c +++ b/drivers/i2c/busses/i2c-powermac.c @@ -94,7 +94,7 @@ static s32 i2c_powermac_smbus_xfer( struct i2c_adapter* adap, break; /* Note that these are broken vs. the expected smbus API where - * on reads, the lenght is actually returned from the function, + * on reads, the length is actually returned from the function, * but I think the current API makes no sense and I don't want * any driver that I haven't verified for correctness to go * anywhere near a pmac i2c bus anyway ... diff --git a/drivers/i2c/busses/i2c-sibyte.c b/drivers/i2c/busses/i2c-sibyte.c index 0ca599d3b40298..503a134ec803c1 100644 --- a/drivers/i2c/busses/i2c-sibyte.c +++ b/drivers/i2c/busses/i2c-sibyte.c @@ -200,11 +200,14 @@ static struct i2c_adapter sibyte_board_adapter[2] = { static int __init i2c_sibyte_init(void) { - printk("i2c-swarm.o: i2c SMBus adapter module for SiByte board\n"); + pr_info("i2c-sibyte: i2c SMBus adapter module for SiByte board\n"); if (i2c_sibyte_add_bus(&sibyte_board_adapter[0], K_SMB_FREQ_100KHZ) < 0) return -ENODEV; - if (i2c_sibyte_add_bus(&sibyte_board_adapter[1], K_SMB_FREQ_400KHZ) < 0) + if (i2c_sibyte_add_bus(&sibyte_board_adapter[1], + K_SMB_FREQ_400KHZ) < 0) { + i2c_del_adapter(&sibyte_board_adapter[0]); return -ENODEV; + } return 0; } diff --git a/drivers/i2c/i2c-dev.c b/drivers/i2c/i2c-dev.c index c21ae20ae362b0..df540d5dfaf42d 100644 --- a/drivers/i2c/i2c-dev.c +++ b/drivers/i2c/i2c-dev.c @@ -184,7 +184,7 @@ static ssize_t i2cdev_write (struct file *file, const char __user *buf, size_t c /* This address checking function differs from the one in i2c-core in that it considers an address with a registered device, but no - bounded driver, as NOT busy. */ + bound driver, as NOT busy. */ static int i2cdev_check_addr(struct i2c_adapter *adapter, unsigned int addr) { struct list_head *item; diff --git a/drivers/ide/ide-acpi.c b/drivers/ide/ide-acpi.c index 89df48fdc69d7b..899d56536e80dc 100644 --- a/drivers/ide/ide-acpi.c +++ b/drivers/ide/ide-acpi.c @@ -16,6 +16,7 @@ #include <acpi/acpi.h> #include <linux/ide.h> #include <linux/pci.h> +#include <linux/dmi.h> #include <acpi/acpi_bus.h> #include <acpi/acnames.h> @@ -65,6 +66,39 @@ extern int ide_noacpi; extern int ide_noacpitfs; extern int ide_noacpionboot; +static bool ide_noacpi_psx; +static int no_acpi_psx(const struct dmi_system_id *id) +{ + ide_noacpi_psx = true; + printk(KERN_NOTICE"%s detected - disable ACPI _PSx.\n", id->ident); + return 0; +} + +static const struct dmi_system_id ide_acpi_dmi_table[] = { + /* Bug 9673. */ + /* We should check if this is because ACPI NVS isn't save/restored. */ + { + .callback = no_acpi_psx, + .ident = "HP nx9005", + .matches = { + DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies Ltd."), + DMI_MATCH(DMI_BIOS_VERSION, "KAM1.60") + }, + }, + + { } /* terminate list */ +}; + +static int ide_acpi_blacklist(void) +{ + static int done; + if (done) + return 0; + done = 1; + dmi_check_system(ide_acpi_dmi_table); + return 0; +} + /** * ide_get_dev_handle - finds acpi_handle and PCI device.function * @dev: device to locate @@ -623,7 +657,7 @@ void ide_acpi_set_state(ide_hwif_t *hwif, int on) { int unit; - if (ide_noacpi) + if (ide_noacpi || ide_noacpi_psx) return; DEBPRINT("ENTER:\n"); @@ -668,6 +702,8 @@ void ide_acpi_init(ide_hwif_t *hwif) struct ide_acpi_drive_link *master; struct ide_acpi_drive_link *slave; + ide_acpi_blacklist(); + hwif->acpidata = kzalloc(sizeof(struct ide_acpi_hwif_link), GFP_KERNEL); if (!hwif->acpidata) return; diff --git a/drivers/ide/ide-iops.c b/drivers/ide/ide-iops.c index cef405ddaf0e31..bb9693dabe4180 100644 --- a/drivers/ide/ide-iops.c +++ b/drivers/ide/ide-iops.c @@ -612,12 +612,12 @@ u8 eighty_ninty_three (ide_drive_t *drive) printk(KERN_DEBUG "%s: skipping word 93 validity check\n", drive->name); + if (ide_dev_is_sata(id) && !ivb) + return 1; + if (hwif->cbl != ATA_CBL_PATA80 && !ivb) goto no_80w; - if (ide_dev_is_sata(id)) - return 1; - /* * FIXME: * - force bit13 (80c cable present) check also for !ivb devices diff --git a/drivers/ide/pci/trm290.c b/drivers/ide/pci/trm290.c index 0895e753a35d34..0151d7fdfb8a7d 100644 --- a/drivers/ide/pci/trm290.c +++ b/drivers/ide/pci/trm290.c @@ -1,7 +1,8 @@ /* - * linux/drivers/ide/pci/trm290.c Version 1.02 Mar. 18, 2000 + * linux/drivers/ide/pci/trm290.c Version 1.05 Dec. 26, 2007 * * Copyright (c) 1997-1998 Mark Lord + * Copyright (c) 2007 MontaVista Software, Inc. <source@mvista.com> * May be copied or modified under the terms of the GNU General Public License * * June 22, 2004 - get rid of check_region @@ -177,7 +178,7 @@ static void trm290_selectproc (ide_drive_t *drive) trm290_prepare_drive(drive, drive->using_dma); } -static void trm290_ide_dma_exec_cmd(ide_drive_t *drive, u8 command) +static void trm290_dma_exec_cmd(ide_drive_t *drive, u8 command) { BUG_ON(HWGROUP(drive)->handler != NULL); /* paranoia check */ ide_set_handler(drive, &ide_dma_intr, WAIT_CMD, NULL); @@ -185,7 +186,7 @@ static void trm290_ide_dma_exec_cmd(ide_drive_t *drive, u8 command) outb(command, IDE_COMMAND_REG); } -static int trm290_ide_dma_setup(ide_drive_t *drive) +static int trm290_dma_setup(ide_drive_t *drive) { ide_hwif_t *hwif = drive->hwif; struct request *rq = hwif->hwgroup->rq; @@ -215,7 +216,7 @@ static int trm290_ide_dma_setup(ide_drive_t *drive) return 0; } -static void trm290_ide_dma_start(ide_drive_t *drive) +static void trm290_dma_start(ide_drive_t *drive) { } @@ -240,6 +241,14 @@ static int trm290_ide_dma_test_irq (ide_drive_t *drive) return (status == 0x00ff); } +static void trm290_dma_host_on(ide_drive_t *drive) +{ +} + +static void trm290_dma_host_off(ide_drive_t *drive) +{ +} + static void __devinit init_hwif_trm290(ide_hwif_t *hwif) { unsigned int cfgbase = 0; @@ -280,11 +289,13 @@ static void __devinit init_hwif_trm290(ide_hwif_t *hwif) ide_setup_dma(hwif, (hwif->config_data + 4) ^ (hwif->channel ? 0x0080 : 0x0000), 3); - hwif->dma_setup = &trm290_ide_dma_setup; - hwif->dma_exec_cmd = &trm290_ide_dma_exec_cmd; - hwif->dma_start = &trm290_ide_dma_start; - hwif->ide_dma_end = &trm290_ide_dma_end; - hwif->ide_dma_test_irq = &trm290_ide_dma_test_irq; + hwif->dma_host_off = &trm290_dma_host_off; + hwif->dma_host_on = &trm290_dma_host_on; + hwif->dma_setup = &trm290_dma_setup; + hwif->dma_exec_cmd = &trm290_dma_exec_cmd; + hwif->dma_start = &trm290_dma_start; + hwif->ide_dma_end = &trm290_ide_dma_end; + hwif->ide_dma_test_irq = &trm290_ide_dma_test_irq; hwif->selectproc = &trm290_selectproc; #if 1 diff --git a/drivers/input/gameport/gameport.c b/drivers/input/gameport/gameport.c index bfc6061f1554fd..1dc2ac9f3d1cce 100644 --- a/drivers/input/gameport/gameport.c +++ b/drivers/input/gameport/gameport.c @@ -38,8 +38,6 @@ EXPORT_SYMBOL(gameport_unregister_driver); EXPORT_SYMBOL(gameport_open); EXPORT_SYMBOL(gameport_close); EXPORT_SYMBOL(gameport_rescan); -EXPORT_SYMBOL(gameport_cooked_read); -EXPORT_SYMBOL(gameport_set_name); EXPORT_SYMBOL(gameport_set_phys); EXPORT_SYMBOL(gameport_start_polling); EXPORT_SYMBOL(gameport_stop_polling); diff --git a/drivers/input/input.c b/drivers/input/input.c index 307c7b5c2b33a5..a0be978501ff1c 100644 --- a/drivers/input/input.c +++ b/drivers/input/input.c @@ -235,6 +235,10 @@ static void input_handle_event(struct input_dev *dev, if (value >= 0) disposition = INPUT_PASS_TO_ALL; break; + + case EV_PWR: + disposition = INPUT_PASS_TO_ALL; + break; } if (type != EV_SYN) @@ -1266,6 +1270,10 @@ void input_set_capability(struct input_dev *dev, unsigned int type, unsigned int __set_bit(code, dev->ffbit); break; + case EV_PWR: + /* do nothing */ + break; + default: printk(KERN_ERR "input_set_capability: unknown type %u (code %u)\n", diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig index dfa6592c10f646..086d58c0ccbe0e 100644 --- a/drivers/input/keyboard/Kconfig +++ b/drivers/input/keyboard/Kconfig @@ -209,22 +209,22 @@ config KEYBOARD_HIL to your machine, so normally you should say Y here. config KEYBOARD_HP6XX - tristate "HP Jornada 6XX Keyboard support" + tristate "HP Jornada 6xx keyboard" depends on SH_HP6XX select INPUT_POLLDEV help - This adds support for the onboard keyboard found on - HP Jornada 620/660/680/690. + Say Y here if you have a HP Jornada 620/660/680/690 and want to + support the built-in keyboard. To compile this driver as a module, choose M here: the module will be called jornada680_kbd. config KEYBOARD_HP7XX - tristate "HP Jornada 7XX Keyboard Driver" + tristate "HP Jornada 7xx keyboard" depends on SA1100_JORNADA720_SSP && SA1100_SSP help - Say Y here to add support for the HP Jornada 7xx (710/720/728) - onboard keyboard. + Say Y here if you have a HP Jornada 710/720/728 and want to + support the built-in keyboard. To compile this driver as a module, choose M here: the module will be called jornada720_kbd. diff --git a/drivers/input/keyboard/jornada680_kbd.c b/drivers/input/keyboard/jornada680_kbd.c index bec1cf483723ef..a23633a2e1b466 100644 --- a/drivers/input/keyboard/jornada680_kbd.c +++ b/drivers/input/keyboard/jornada680_kbd.c @@ -16,14 +16,14 @@ * published by the Free Software Foundation. */ -#include <linux/input.h> -#include <linux/kernel.h> -#include <linux/module.h> #include <linux/init.h> +#include <linux/input.h> #include <linux/input-polldev.h> +#include <linux/interrupt.h> #include <linux/jiffies.h> +#include <linux/kernel.h> +#include <linux/module.h> #include <linux/platform_device.h> -#include <linux/interrupt.h> #include <asm/delay.h> #include <asm/io.h> @@ -43,22 +43,22 @@ #define PLDR 0xa4000134 static const unsigned short jornada_scancodes[] = { -/* PTD1 */ KEY_CAPSLOCK, KEY_MACRO, KEY_LEFTCTRL, 0, KEY_ESC, 0, 0, 0, /* 1 -> 8 */ - KEY_F1, KEY_F2, KEY_F3, KEY_F8, KEY_F7, KEY_F2, KEY_F4, KEY_F5, /* 9 -> 16 */ -/* PTD5 */ KEY_SLASH, KEY_APOSTROPHE, KEY_ENTER, 0, KEY_Z, 0, 0, 0, /* 17 -> 24 */ - KEY_X, KEY_C, KEY_V, KEY_DOT, KEY_COMMA, KEY_M, KEY_B, KEY_N, /* 25 -> 32 */ -/* PTD7 */ KEY_KP2, KEY_KP6, 0, 0, 0, 0, 0, 0, /* 33 -> 40 */ - 0, 0, 0, KEY_KP4, 0, 0, KEY_LEFTALT, KEY_HANJA, /* 41 -> 48 */ -/* PTE0 */ 0, 0, 0, 0, KEY_FINANCE, 0, 0, 0, /* 49 -> 56 */ - KEY_LEFTCTRL, 0, KEY_SPACE, KEY_KPDOT, KEY_VOLUMEUP, 249, 0, 0, /* 57 -> 64 */ -/* PTE1 */ KEY_SEMICOLON, KEY_RIGHTBRACE, KEY_BACKSLASH, 0, KEY_A, 0, 0, 0,/* 65 -> 72 */ - KEY_S, KEY_D, KEY_F, KEY_L, KEY_K, KEY_J, KEY_G, KEY_H, /* 73 -> 80 */ -/* PTE3 */ KEY_KP8, KEY_LEFTMETA, KEY_RIGHTSHIFT, 0, KEY_TAB, 0, 0,0, /* 81 -> 88 */ - 0, KEY_LEFTSHIFT, 0, 0, 0, 0, 0, 0, /* 89 -> 96 */ -/* PTE6 */ KEY_P, KEY_LEFTBRACE, KEY_BACKSPACE, 0, KEY_Q, 0, 0, 0, /* 97 -> 104 */ - KEY_W, KEY_E, KEY_R, KEY_O, KEY_I, KEY_U, KEY_T, KEY_R, /* 105 -> 112 */ -/* PTE7 */ KEY_0, KEY_MINUS, KEY_EQUAL, 0, KEY_1, 0, 0, 0, /* 113 -> 120 */ - KEY_2, KEY_3, KEY_4, KEY_9, KEY_8, KEY_7, KEY_5, KEY_6, /* 121 -> 128 */ +/* PTD1 */ KEY_CAPSLOCK, KEY_MACRO, KEY_LEFTCTRL, 0, KEY_ESC, KEY_KP5, 0, 0, /* 1 -> 8 */ + KEY_F1, KEY_F2, KEY_F3, KEY_F8, KEY_F7, KEY_F6, KEY_F4, KEY_F5, /* 9 -> 16 */ +/* PTD5 */ KEY_SLASH, KEY_APOSTROPHE, KEY_ENTER, 0, KEY_Z, 0, 0, 0, /* 17 -> 24 */ + KEY_X, KEY_C, KEY_V, KEY_DOT, KEY_COMMA, KEY_M, KEY_B, KEY_N, /* 25 -> 32 */ +/* PTD7 */ KEY_KP2, KEY_KP6, KEY_KP3, 0, 0, 0, 0, 0, /* 33 -> 40 */ + KEY_F10, KEY_RO, KEY_F9, KEY_KP4, KEY_NUMLOCK, KEY_SCROLLLOCK, KEY_LEFTALT, KEY_HANJA, /* 41 -> 48 */ +/* PTE0 */ KEY_KATAKANA, KEY_KP0, KEY_GRAVE, 0, KEY_FINANCE, 0, 0, 0, /* 49 -> 56 */ + KEY_KPMINUS, KEY_HIRAGANA, KEY_SPACE, KEY_KPDOT, KEY_VOLUMEUP, 249, 0, 0, /* 57 -> 64 */ +/* PTE1 */ KEY_SEMICOLON, KEY_RIGHTBRACE, KEY_BACKSLASH, 0, KEY_A, 0, 0, 0, /* 65 -> 72 */ + KEY_S, KEY_D, KEY_F, KEY_L, KEY_K, KEY_J, KEY_G, KEY_H, /* 73 -> 80 */ +/* PTE3 */ KEY_KP8, KEY_LEFTMETA, KEY_RIGHTSHIFT, 0, KEY_TAB, 0, 0, 0, /* 81 -> 88 */ + 0, KEY_LEFTSHIFT, KEY_KP7, KEY_KP9, KEY_KP1, KEY_F11, KEY_KPPLUS, KEY_KPASTERISK, /* 89 -> 96 */ +/* PTE6 */ KEY_P, KEY_LEFTBRACE, KEY_BACKSPACE, 0, KEY_Q, 0, 0, 0, /* 97 -> 104 */ + KEY_W, KEY_E, KEY_R, KEY_O, KEY_I, KEY_U, KEY_T, KEY_Y, /* 105 -> 112 */ +/* PTE7 */ KEY_0, KEY_MINUS, KEY_EQUAL, 0, KEY_1, 0, 0, 0, /* 113 -> 120 */ + KEY_2, KEY_3, KEY_4, KEY_9, KEY_8, KEY_7, KEY_5, KEY_6, /* 121 -> 128 */ /* **** */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; diff --git a/drivers/input/keyboard/spitzkbd.c b/drivers/input/keyboard/spitzkbd.c index 410d78a774d03c..1d59a2dc3c17c5 100644 --- a/drivers/input/keyboard/spitzkbd.c +++ b/drivers/input/keyboard/spitzkbd.c @@ -391,6 +391,7 @@ static int __init spitzkbd_probe(struct platform_device *dev) for (i = 0; i < ARRAY_SIZE(spitzkbd_keycode); i++) set_bit(spitzkbd->keycode[i], input_dev->keybit); clear_bit(0, input_dev->keybit); + set_bit(KEY_SUSPEND, input_dev->keybit); set_bit(SW_LID, input_dev->swbit); set_bit(SW_TABLET_MODE, input_dev->swbit); set_bit(SW_HEADPHONE_INSERT, input_dev->swbit); diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig index fa8442b6241c11..90e8e92dfe4792 100644 --- a/drivers/input/touchscreen/Kconfig +++ b/drivers/input/touchscreen/Kconfig @@ -115,19 +115,17 @@ config TOUCHSCREEN_MK712 module will be called mk712. config TOUCHSCREEN_HP600 - tristate "HP Jornada 680/690 touchscreen" + tristate "HP Jornada 6xx touchscreen" depends on SH_HP6XX && SH_ADC help - Say Y here if you have a HP Jornada 680 or 690 and want to + Say Y here if you have a HP Jornada 620/660/680/690 and want to support the built-in touchscreen. - If unsure, say N. - To compile this driver as a module, choose M here: the module will be called hp680_ts_input. config TOUCHSCREEN_HP7XX - tristate "HP Jornada 710/720/728 touchscreen" + tristate "HP Jornada 7xx touchscreen" depends on SA1100_JORNADA720_SSP help Say Y here if you have a HP Jornada 710/720/728 and want diff --git a/drivers/macintosh/adbhid.c b/drivers/macintosh/adbhid.c index 883da72b5368d2..ef4c117ea35fde 100644 --- a/drivers/macintosh/adbhid.c +++ b/drivers/macintosh/adbhid.c @@ -322,8 +322,9 @@ adbhid_input_keycode(int id, int scancode, int repeat) input_sync(ahid->input); input_report_key(ahid->input, KEY_CAPSLOCK, 0); input_sync(ahid->input); + return; } - return; + break; #ifdef CONFIG_PPC_PMAC case ADB_KEY_POWER_OLD: /* Power key on PBook 3400 needs remapping */ switch(pmac_call_feature(PMAC_FTR_GET_MB_INFO, diff --git a/drivers/media/dvb/ttpci/av7110.c b/drivers/media/dvb/ttpci/av7110.c index 8b8144f77a739b..0d36c155695bcd 100644 --- a/drivers/media/dvb/ttpci/av7110.c +++ b/drivers/media/dvb/ttpci/av7110.c @@ -2800,12 +2800,12 @@ static void av7110_irq(struct saa7146_dev* dev, u32 *isr) } -static struct saa7146_extension av7110_extension; +static struct saa7146_extension av7110_extension_driver; #define MAKE_AV7110_INFO(x_var,x_name) \ static struct saa7146_pci_extension_data x_var = { \ .ext_priv = x_name, \ - .ext = &av7110_extension } + .ext = &av7110_extension_driver } MAKE_AV7110_INFO(tts_1_X_fsc,"Technotrend/Hauppauge WinTV DVB-S rev1.X or Fujitsu Siemens DVB-C"); MAKE_AV7110_INFO(ttt_1_X, "Technotrend/Hauppauge WinTV DVB-T rev1.X"); @@ -2843,7 +2843,7 @@ static struct pci_device_id pci_tbl[] = { MODULE_DEVICE_TABLE(pci, pci_tbl); -static struct saa7146_extension av7110_extension = { +static struct saa7146_extension av7110_extension_driver = { .name = "dvb", .flags = SAA7146_USE_I2C_IRQ, @@ -2860,14 +2860,14 @@ static struct saa7146_extension av7110_extension = { static int __init av7110_init(void) { int retval; - retval = saa7146_register_extension(&av7110_extension); + retval = saa7146_register_extension(&av7110_extension_driver); return retval; } static void __exit av7110_exit(void) { - saa7146_unregister_extension(&av7110_extension); + saa7146_unregister_extension(&av7110_extension_driver); } module_init(av7110_init); diff --git a/drivers/media/video/ivtv/ivtv-driver.c b/drivers/media/video/ivtv/ivtv-driver.c index 10d6faf8ccdac5..6d2dd8764f814c 100644 --- a/drivers/media/video/ivtv/ivtv-driver.c +++ b/drivers/media/video/ivtv/ivtv-driver.c @@ -1076,10 +1076,6 @@ static int __devinit ivtv_probe(struct pci_dev *dev, ivtv_process_eeprom(itv); } - /* The mspx4xx chips need a longer delay for some reason */ - if (!(itv->hw_flags & IVTV_HW_MSP34XX)) - itv->i2c_algo.udelay = 5; - if (itv->std == 0) { itv->std = V4L2_STD_NTSC_M; } diff --git a/drivers/mtd/chips/cfi_cmdset_0001.c b/drivers/mtd/chips/cfi_cmdset_0001.c index a9eb1c516247ef..1707f98c322c58 100644 --- a/drivers/mtd/chips/cfi_cmdset_0001.c +++ b/drivers/mtd/chips/cfi_cmdset_0001.c @@ -1504,9 +1504,12 @@ static int __xipram do_write_buffer(struct map_info *map, struct flchip *chip, int ret, wbufsize, word_gap, words; const struct kvec *vec; unsigned long vec_seek; + unsigned long initial_adr; + int initial_len = len; wbufsize = cfi_interleave(cfi) << cfi->cfiq->MaxBufWriteSize; adr += chip->start; + initial_adr = adr; cmd_adr = adr & ~(wbufsize-1); /* Let's determine this according to the interleave only once */ @@ -1519,7 +1522,7 @@ static int __xipram do_write_buffer(struct map_info *map, struct flchip *chip, return ret; } - XIP_INVAL_CACHED_RANGE(map, adr, len); + XIP_INVAL_CACHED_RANGE(map, initial_adr, initial_len); ENABLE_VPP(map); xip_disable(map, chip, cmd_adr); @@ -1610,7 +1613,7 @@ static int __xipram do_write_buffer(struct map_info *map, struct flchip *chip, chip->state = FL_WRITING; ret = INVAL_CACHE_AND_WAIT(map, chip, cmd_adr, - adr, len, + initial_adr, initial_len, chip->buffer_write_time); if (ret) { map_write(map, CMD(0x70), cmd_adr); diff --git a/drivers/net/3c509.c b/drivers/net/3c509.c index edda6e10ebe501..8fafac987e0bea 100644 --- a/drivers/net/3c509.c +++ b/drivers/net/3c509.c @@ -385,6 +385,7 @@ static int __init el3_probe(int card_idx) #if defined(__ISAPNP__) static int pnp_cards; struct pnp_dev *idev = NULL; + int pnp_found = 0; if (nopnp == 1) goto no_pnp; @@ -430,6 +431,7 @@ __again: pnp_cards++; netdev_boot_setup_check(dev); + pnp_found = 1; goto found; } } @@ -560,6 +562,8 @@ no_pnp: lp = netdev_priv(dev); #if defined(__ISAPNP__) lp->dev = &idev->dev; + if (pnp_found) + lp->type = EL3_PNP; #endif err = el3_common_init(dev); diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index d9107e542dface..114771a2a13388 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -166,16 +166,6 @@ config NET_SB1000 If you don't have this card, of course say N. -config IP1000 - tristate "IP1000 Gigabit Ethernet support" - depends on PCI && EXPERIMENTAL - select MII - ---help--- - This driver supports IP1000 gigabit Ethernet cards. - - To compile this driver as a module, choose M here: the module - will be called ipg. This is recommended. - source "drivers/net/arcnet/Kconfig" source "drivers/net/phy/Kconfig" @@ -1992,6 +1982,16 @@ config E1000E To compile this driver as a module, choose M here. The module will be called e1000e. +config IP1000 + tristate "IP1000 Gigabit Ethernet support" + depends on PCI && EXPERIMENTAL + select MII + ---help--- + This driver supports IP1000 gigabit Ethernet cards. + + To compile this driver as a module, choose M here: the module + will be called ipg. This is recommended. + source "drivers/net/ixp2000/Kconfig" config MYRI_SBUS diff --git a/drivers/net/fs_enet/fs_enet-main.c b/drivers/net/fs_enet/fs_enet-main.c index 3e1a57a42f110e..c83bd65600883d 100644 --- a/drivers/net/fs_enet/fs_enet-main.c +++ b/drivers/net/fs_enet/fs_enet-main.c @@ -894,14 +894,21 @@ static void fs_get_regs(struct net_device *dev, struct ethtool_regs *regs, static int fs_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) { struct fs_enet_private *fep = netdev_priv(dev); + + if (!fep->phydev) + return -ENODEV; + return phy_ethtool_gset(fep->phydev, cmd); } static int fs_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) { struct fs_enet_private *fep = netdev_priv(dev); - phy_ethtool_sset(fep->phydev, cmd); - return 0; + + if (!fep->phydev) + return -ENODEV; + + return phy_ethtool_sset(fep->phydev, cmd); } static int fs_nway_reset(struct net_device *dev) diff --git a/drivers/net/loopback.c b/drivers/net/loopback.c index 662b8d16803ce7..fa147cd5d68c07 100644 --- a/drivers/net/loopback.c +++ b/drivers/net/loopback.c @@ -242,7 +242,7 @@ static void loopback_setup(struct net_device *dev) | NETIF_F_NO_CSUM | NETIF_F_HIGHDMA | NETIF_F_LLTX - | NETIF_F_NETNS_LOCAL, + | NETIF_F_NETNS_LOCAL; dev->ethtool_ops = &loopback_ethtool_ops; dev->header_ops = ð_header_ops; dev->init = loopback_dev_init; diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h index fbc2553275dc82..a8f63c47b3cd5b 100644 --- a/drivers/net/netxen/netxen_nic.h +++ b/drivers/net/netxen/netxen_nic.h @@ -65,8 +65,8 @@ #define _NETXEN_NIC_LINUX_MAJOR 3 #define _NETXEN_NIC_LINUX_MINOR 4 -#define _NETXEN_NIC_LINUX_SUBVERSION 2 -#define NETXEN_NIC_LINUX_VERSIONID "3.4.2" +#define _NETXEN_NIC_LINUX_SUBVERSION 18 +#define NETXEN_NIC_LINUX_VERSIONID "3.4.18" #define NETXEN_NUM_FLASH_SECTORS (64) #define NETXEN_FLASH_SECTOR_SIZE (64 * 1024) @@ -309,23 +309,26 @@ struct netxen_ring_ctx { ((cmd_desc)->port_ctxid |= ((var) & 0xF0)) #define netxen_set_cmd_desc_flags(cmd_desc, val) \ - ((cmd_desc)->flags_opcode &= ~cpu_to_le16(0x7f), \ - (cmd_desc)->flags_opcode |= cpu_to_le16((val) & 0x7f)) + (cmd_desc)->flags_opcode = ((cmd_desc)->flags_opcode & \ + ~cpu_to_le16(0x7f)) | cpu_to_le16((val) & 0x7f) #define netxen_set_cmd_desc_opcode(cmd_desc, val) \ - ((cmd_desc)->flags_opcode &= ~cpu_to_le16(0x3f<<7), \ - (cmd_desc)->flags_opcode |= cpu_to_le16(((val & 0x3f)<<7))) + (cmd_desc)->flags_opcode = ((cmd_desc)->flags_opcode & \ + ~cpu_to_le16((u16)0x3f << 7)) | cpu_to_le16(((val) & 0x3f) << 7) #define netxen_set_cmd_desc_num_of_buff(cmd_desc, val) \ - ((cmd_desc)->num_of_buffers_total_length &= ~cpu_to_le32(0xff), \ - (cmd_desc)->num_of_buffers_total_length |= cpu_to_le32((val) & 0xff)) + (cmd_desc)->num_of_buffers_total_length = \ + ((cmd_desc)->num_of_buffers_total_length & \ + ~cpu_to_le32(0xff)) | cpu_to_le32((val) & 0xff) #define netxen_set_cmd_desc_totallength(cmd_desc, val) \ - ((cmd_desc)->num_of_buffers_total_length &= ~cpu_to_le32(0xffffff00), \ - (cmd_desc)->num_of_buffers_total_length |= cpu_to_le32(val << 8)) + (cmd_desc)->num_of_buffers_total_length = \ + ((cmd_desc)->num_of_buffers_total_length & \ + ~cpu_to_le32((u32)0xffffff << 8)) | \ + cpu_to_le32(((val) & 0xffffff) << 8) #define netxen_get_cmd_desc_opcode(cmd_desc) \ - ((le16_to_cpu((cmd_desc)->flags_opcode) >> 7) & 0x003F) + ((le16_to_cpu((cmd_desc)->flags_opcode) >> 7) & 0x003f) #define netxen_get_cmd_desc_totallength(cmd_desc) \ - (le32_to_cpu((cmd_desc)->num_of_buffers_total_length) >> 8) + ((le32_to_cpu((cmd_desc)->num_of_buffers_total_length) >> 8) & 0xffffff) struct cmd_desc_type0 { u8 tcp_hdr_offset; /* For LSO only */ @@ -412,29 +415,29 @@ struct rcv_desc { #define netxen_get_sts_desc_lro_last_frag(status_desc) \ (((status_desc)->lro & 0x80) >> 7) -#define netxen_get_sts_port(status_desc) \ - (le64_to_cpu((status_desc)->status_desc_data) & 0x0F) -#define netxen_get_sts_status(status_desc) \ - ((le64_to_cpu((status_desc)->status_desc_data) >> 4) & 0x0F) -#define netxen_get_sts_type(status_desc) \ - ((le64_to_cpu((status_desc)->status_desc_data) >> 8) & 0x0F) -#define netxen_get_sts_totallength(status_desc) \ - ((le64_to_cpu((status_desc)->status_desc_data) >> 12) & 0xFFFF) -#define netxen_get_sts_refhandle(status_desc) \ - ((le64_to_cpu((status_desc)->status_desc_data) >> 28) & 0xFFFF) -#define netxen_get_sts_prot(status_desc) \ - ((le64_to_cpu((status_desc)->status_desc_data) >> 44) & 0x0F) +#define netxen_get_sts_port(sts_data) \ + ((sts_data) & 0x0F) +#define netxen_get_sts_status(sts_data) \ + (((sts_data) >> 4) & 0x0F) +#define netxen_get_sts_type(sts_data) \ + (((sts_data) >> 8) & 0x0F) +#define netxen_get_sts_totallength(sts_data) \ + (((sts_data) >> 12) & 0xFFFF) +#define netxen_get_sts_refhandle(sts_data) \ + (((sts_data) >> 28) & 0xFFFF) +#define netxen_get_sts_prot(sts_data) \ + (((sts_data) >> 44) & 0x0F) +#define netxen_get_sts_opcode(sts_data) \ + (((sts_data) >> 58) & 0x03F) + #define netxen_get_sts_owner(status_desc) \ ((le64_to_cpu((status_desc)->status_desc_data) >> 56) & 0x03) -#define netxen_get_sts_opcode(status_desc) \ - ((le64_to_cpu((status_desc)->status_desc_data) >> 58) & 0x03F) - -#define netxen_clear_sts_owner(status_desc) \ - ((status_desc)->status_desc_data &= \ - ~cpu_to_le64(((unsigned long long)3) << 56 )) -#define netxen_set_sts_owner(status_desc, val) \ - ((status_desc)->status_desc_data |= \ - cpu_to_le64(((unsigned long long)((val) & 0x3)) << 56 )) +#define netxen_set_sts_owner(status_desc, val) { \ + (status_desc)->status_desc_data = \ + ((status_desc)->status_desc_data & \ + ~cpu_to_le64(0x3ULL << 56)) | \ + cpu_to_le64((u64)((val) & 0x3) << 56); \ +} struct status_desc { /* Bit pattern: 0-3 port, 4-7 status, 8-11 type, 12-27 total_length diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c index 37589265297edd..485ff939891093 100644 --- a/drivers/net/netxen/netxen_nic_init.c +++ b/drivers/net/netxen/netxen_nic_init.c @@ -1070,16 +1070,17 @@ netxen_process_rcv(struct netxen_adapter *adapter, int ctxid, { struct pci_dev *pdev = adapter->pdev; struct net_device *netdev = adapter->netdev; - int index = netxen_get_sts_refhandle(desc); + u64 sts_data = le64_to_cpu(desc->status_desc_data); + int index = netxen_get_sts_refhandle(sts_data); struct netxen_recv_context *recv_ctx = &(adapter->recv_ctx[ctxid]); struct netxen_rx_buffer *buffer; struct sk_buff *skb; - u32 length = netxen_get_sts_totallength(desc); + u32 length = netxen_get_sts_totallength(sts_data); u32 desc_ctx; struct netxen_rcv_desc_ctx *rcv_desc; int ret; - desc_ctx = netxen_get_sts_type(desc); + desc_ctx = netxen_get_sts_type(sts_data); if (unlikely(desc_ctx >= NUM_RCV_DESC_RINGS)) { printk("%s: %s Bad Rcv descriptor ring\n", netxen_nic_driver_name, netdev->name); @@ -1119,7 +1120,7 @@ netxen_process_rcv(struct netxen_adapter *adapter, int ctxid, skb = (struct sk_buff *)buffer->skb; if (likely(adapter->rx_csum && - netxen_get_sts_status(desc) == STATUS_CKSUM_OK)) { + netxen_get_sts_status(sts_data) == STATUS_CKSUM_OK)) { adapter->stats.csummed++; skb->ip_summed = CHECKSUM_UNNECESSARY; } else @@ -1209,7 +1210,6 @@ u32 netxen_process_rcv_ring(struct netxen_adapter *adapter, int ctxid, int max) break; } netxen_process_rcv(adapter, ctxid, desc); - netxen_clear_sts_owner(desc); netxen_set_sts_owner(desc, STATUS_OWNER_PHANTOM); consumer = (consumer + 1) & (adapter->max_rx_desc_count - 1); count++; @@ -1248,7 +1248,6 @@ int netxen_process_cmd_ring(unsigned long data) struct pci_dev *pdev; struct netxen_skb_frag *frag; u32 i; - struct sk_buff *skb = NULL; int done; spin_lock(&adapter->tx_lock); @@ -1278,9 +1277,8 @@ int netxen_process_cmd_ring(unsigned long data) while ((last_consumer != consumer) && (count1 < MAX_STATUS_HANDLE)) { buffer = &adapter->cmd_buf_arr[last_consumer]; pdev = adapter->pdev; - frag = &buffer->frag_array[0]; - skb = buffer->skb; - if (skb && (cmpxchg(&buffer->skb, skb, 0) == skb)) { + if (buffer->skb) { + frag = &buffer->frag_array[0]; pci_unmap_single(pdev, frag->dma, frag->length, PCI_DMA_TODEVICE); frag->dma = 0ULL; @@ -1293,8 +1291,8 @@ int netxen_process_cmd_ring(unsigned long data) } adapter->stats.skbfreed++; - dev_kfree_skb_any(skb); - skb = NULL; + dev_kfree_skb_any(buffer->skb); + buffer->skb = NULL; } else if (adapter->proc_cmd_buf_counter == 1) { adapter->stats.txnullskb++; } diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c index 454226f7baa86a..263b55e36c7a1b 100644 --- a/drivers/net/netxen/netxen_nic_main.c +++ b/drivers/net/netxen/netxen_nic_main.c @@ -732,11 +732,6 @@ static void __devexit netxen_nic_remove(struct pci_dev *pdev) unregister_netdev(netdev); - if (adapter->stop_port) - adapter->stop_port(adapter); - - netxen_nic_disable_int(adapter); - if (adapter->is_up == NETXEN_ADAPTER_UP_MAGIC) { init_firmware_done++; netxen_free_hw_resources(adapter); @@ -919,6 +914,9 @@ static int netxen_nic_close(struct net_device *netdev) netif_stop_queue(netdev); napi_disable(&adapter->napi); + if (adapter->stop_port) + adapter->stop_port(adapter); + netxen_nic_disable_int(adapter); cmd_buff = adapter->cmd_buf_arr; @@ -996,28 +994,6 @@ static int netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) return NETDEV_TX_OK; } - /* - * Everything is set up. Now, we just need to transmit it out. - * Note that we have to copy the contents of buffer over to - * right place. Later on, this can be optimized out by de-coupling the - * producer index from the buffer index. - */ - retry_getting_window: - spin_lock_bh(&adapter->tx_lock); - if (adapter->total_threads >= MAX_XMIT_PRODUCERS) { - spin_unlock_bh(&adapter->tx_lock); - /* - * Yield CPU - */ - if (!in_atomic()) - schedule(); - else { - for (i = 0; i < 20; i++) - cpu_relax(); /*This a nop instr on i386 */ - } - goto retry_getting_window; - } - local_producer = adapter->cmd_producer; /* There 4 fragments per descriptor */ no_of_desc = (frag_count + 3) >> 2; if (netdev->features & NETIF_F_TSO) { @@ -1031,16 +1007,19 @@ static int netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) } } } + + spin_lock_bh(&adapter->tx_lock); + if (adapter->total_threads >= MAX_XMIT_PRODUCERS) { + goto out_requeue; + } + local_producer = adapter->cmd_producer; k = adapter->cmd_producer; max_tx_desc_count = adapter->max_tx_desc_count; last_cmd_consumer = adapter->last_cmd_consumer; if ((k + no_of_desc) >= ((last_cmd_consumer <= k) ? last_cmd_consumer + max_tx_desc_count : last_cmd_consumer)) { - netif_stop_queue(netdev); - adapter->flags |= NETXEN_NETDEV_STATUS; - spin_unlock_bh(&adapter->tx_lock); - return NETDEV_TX_BUSY; + goto out_requeue; } k = get_index_range(k, max_tx_desc_count, no_of_desc); adapter->cmd_producer = k; @@ -1093,6 +1072,8 @@ static int netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) adapter->max_tx_desc_count); hwdesc = &hw->cmd_desc_head[producer]; memset(hwdesc, 0, sizeof(struct cmd_desc_type0)); + pbuf = &adapter->cmd_buf_arr[producer]; + pbuf->skb = NULL; } frag = &skb_shinfo(skb)->frags[i - 1]; len = frag->size; @@ -1148,6 +1129,8 @@ static int netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) } /* copy the MAC/IP/TCP headers to the cmd descriptor list */ hwdesc = &hw->cmd_desc_head[producer]; + pbuf = &adapter->cmd_buf_arr[producer]; + pbuf->skb = NULL; /* copy the first 64 bytes */ memcpy(((void *)hwdesc) + 2, @@ -1156,6 +1139,8 @@ static int netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) if (more_hdr) { hwdesc = &hw->cmd_desc_head[producer]; + pbuf = &adapter->cmd_buf_arr[producer]; + pbuf->skb = NULL; /* copy the next 64 bytes - should be enough except * for pathological case */ @@ -1167,16 +1152,8 @@ static int netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) } } - i = netxen_get_cmd_desc_totallength(&hw->cmd_desc_head[saved_producer]); - - hw->cmd_desc_head[saved_producer].flags_opcode = - cpu_to_le16(hw->cmd_desc_head[saved_producer].flags_opcode); - hw->cmd_desc_head[saved_producer].num_of_buffers_total_length = - cpu_to_le32(hw->cmd_desc_head[saved_producer]. - num_of_buffers_total_length); - spin_lock_bh(&adapter->tx_lock); - adapter->stats.txbytes += i; + adapter->stats.txbytes += skb->len; /* Code to update the adapter considering how many producer threads are currently working */ @@ -1189,14 +1166,17 @@ static int netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) } adapter->stats.xmitfinished++; - spin_unlock_bh(&adapter->tx_lock); - netdev->trans_start = jiffies; - DPRINTK(INFO, "wrote CMD producer %x to phantom\n", producer); - - DPRINTK(INFO, "Done. Send\n"); + spin_unlock_bh(&adapter->tx_lock); return NETDEV_TX_OK; + +out_requeue: + netif_stop_queue(netdev); + adapter->flags |= NETXEN_NETDEV_STATUS; + + spin_unlock_bh(&adapter->tx_lock); + return NETDEV_TX_BUSY; } static void netxen_watchdog(unsigned long v) diff --git a/drivers/net/netxen/netxen_nic_niu.c b/drivers/net/netxen/netxen_nic_niu.c index 5b9e1b300fab24..d04ecb77d08c5b 100644 --- a/drivers/net/netxen/netxen_nic_niu.c +++ b/drivers/net/netxen/netxen_nic_niu.c @@ -736,12 +736,12 @@ int netxen_niu_disable_xg_port(struct netxen_adapter *adapter) __u32 mac_cfg; u32 port = physical_port[adapter->portnum]; - if (port != 0) + if (port > NETXEN_NIU_MAX_XG_PORTS) return -EINVAL; + mac_cfg = 0; - netxen_xg_soft_reset(mac_cfg); - if (netxen_nic_hw_write_wx(adapter, NETXEN_NIU_XGE_CONFIG_0, - &mac_cfg, 4)) + if (netxen_nic_hw_write_wx(adapter, + NETXEN_NIU_XGE_CONFIG_0 + (0x10000 * port), &mac_cfg, 4)) return -EIO; return 0; } diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index af8030981f10a6..3acfeeabdee1ee 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -2002,7 +2002,7 @@ static void rtl8169_set_magic_reg(void __iomem *ioaddr, unsigned mac_version) u32 clk; clk = RTL_R8(Config2) & PCI_Clock_66MHz; - for (i = 0; i < ARRAY_SIZE(cfg2_info); i++) { + for (i = 0; i < ARRAY_SIZE(cfg2_info); i++, p++) { if ((p->mac_version == mac_version) && (p->clk == clk)) { RTL_W32(0x7c, p->val); break; diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c index 52ec89b82f6457..7023bbe545ee8a 100644 --- a/drivers/net/sky2.c +++ b/drivers/net/sky2.c @@ -944,7 +944,6 @@ static void tx_init(struct sky2_port *sky2) le = get_tx_le(sky2); le->addr = 0; le->opcode = OP_ADDR64 | HW_OWNER; - sky2->tx_addr64 = 0; } static inline struct tx_ring_info *tx_le_re(struct sky2_port *sky2, @@ -978,13 +977,11 @@ static void sky2_rx_add(struct sky2_port *sky2, u8 op, dma_addr_t map, unsigned len) { struct sky2_rx_le *le; - u32 hi = upper_32_bits(map); - if (sky2->rx_addr64 != hi) { + if (sizeof(dma_addr_t) > sizeof(u32)) { le = sky2_next_rx(sky2); - le->addr = cpu_to_le32(hi); + le->addr = cpu_to_le32(upper_32_bits(map)); le->opcode = OP_ADDR64 | HW_OWNER; - sky2->rx_addr64 = upper_32_bits(map + len); } le = sky2_next_rx(sky2); @@ -1480,7 +1477,6 @@ static int sky2_xmit_frame(struct sk_buff *skb, struct net_device *dev) struct tx_ring_info *re; unsigned i, len; dma_addr_t mapping; - u32 addr64; u16 mss; u8 ctrl; @@ -1493,15 +1489,12 @@ static int sky2_xmit_frame(struct sk_buff *skb, struct net_device *dev) len = skb_headlen(skb); mapping = pci_map_single(hw->pdev, skb->data, len, PCI_DMA_TODEVICE); - addr64 = upper_32_bits(mapping); - /* Send high bits if changed or crosses boundary */ - if (addr64 != sky2->tx_addr64 || - upper_32_bits(mapping + len) != sky2->tx_addr64) { + /* Send high bits if needed */ + if (sizeof(dma_addr_t) > sizeof(u32)) { le = get_tx_le(sky2); - le->addr = cpu_to_le32(addr64); + le->addr = cpu_to_le32(upper_32_bits(mapping)); le->opcode = OP_ADDR64 | HW_OWNER; - sky2->tx_addr64 = upper_32_bits(mapping + len); } /* Check for TCP Segmentation Offload */ @@ -1582,13 +1575,12 @@ static int sky2_xmit_frame(struct sk_buff *skb, struct net_device *dev) mapping = pci_map_page(hw->pdev, frag->page, frag->page_offset, frag->size, PCI_DMA_TODEVICE); - addr64 = upper_32_bits(mapping); - if (addr64 != sky2->tx_addr64) { + + if (sizeof(dma_addr_t) > sizeof(u32)) { le = get_tx_le(sky2); - le->addr = cpu_to_le32(addr64); + le->addr = cpu_to_le32(upper_32_bits(mapping)); le->ctrl = 0; le->opcode = OP_ADDR64 | HW_OWNER; - sky2->tx_addr64 = addr64; } le = get_tx_le(sky2); @@ -3957,7 +3949,7 @@ static __exit void sky2_debug_cleanup(void) /* Initialize network device */ static __devinit struct net_device *sky2_init_netdev(struct sky2_hw *hw, unsigned port, - int highmem, int wol) + int highmem) { struct sky2_port *sky2; struct net_device *dev = alloc_etherdev(sizeof(*sky2)); @@ -3997,7 +3989,7 @@ static __devinit struct net_device *sky2_init_netdev(struct sky2_hw *hw, sky2->speed = -1; sky2->advertising = sky2_supported_modes(hw); sky2->rx_csum = (hw->chip_id != CHIP_ID_YUKON_XL); - sky2->wol = wol; + sky2->wol = sky2_wol_supported(hw) & WAKE_MAGIC; spin_lock_init(&sky2->phy_lock); sky2->tx_pending = TX_DEF_PENDING; @@ -4094,24 +4086,12 @@ static int __devinit sky2_test_msi(struct sky2_hw *hw) return err; } -static int __devinit pci_wake_enabled(struct pci_dev *dev) -{ - int pm = pci_find_capability(dev, PCI_CAP_ID_PM); - u16 value; - - if (!pm) - return 0; - if (pci_read_config_word(dev, pm + PCI_PM_CTRL, &value)) - return 0; - return value & PCI_PM_CTRL_PME_ENABLE; -} - static int __devinit sky2_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { struct net_device *dev; struct sky2_hw *hw; - int err, using_dac = 0, wol_default; + int err, using_dac = 0; err = pci_enable_device(pdev); if (err) { @@ -4144,8 +4124,6 @@ static int __devinit sky2_probe(struct pci_dev *pdev, } } - wol_default = pci_wake_enabled(pdev) ? WAKE_MAGIC : 0; - err = -ENOMEM; hw = kzalloc(sizeof(*hw), GFP_KERNEL); if (!hw) { @@ -4189,7 +4167,7 @@ static int __devinit sky2_probe(struct pci_dev *pdev, sky2_reset(hw); - dev = sky2_init_netdev(hw, 0, using_dac, wol_default); + dev = sky2_init_netdev(hw, 0, using_dac); if (!dev) { err = -ENOMEM; goto err_out_free_pci; @@ -4226,7 +4204,7 @@ static int __devinit sky2_probe(struct pci_dev *pdev, if (hw->ports > 1) { struct net_device *dev1; - dev1 = sky2_init_netdev(hw, 1, using_dac, wol_default); + dev1 = sky2_init_netdev(hw, 1, using_dac); if (!dev1) dev_warn(&pdev->dev, "allocation for second device failed\n"); else if ((err = register_netdev(dev1))) { diff --git a/drivers/net/sky2.h b/drivers/net/sky2.h index bc646a47edd2f0..ffe9b8a50a1b75 100644 --- a/drivers/net/sky2.h +++ b/drivers/net/sky2.h @@ -1991,14 +1991,14 @@ struct sky2_port { u16 tx_cons; /* next le to check */ u16 tx_prod; /* next le to use */ u16 tx_next; /* debug only */ - u32 tx_addr64; + u16 tx_pending; u16 tx_last_mss; u32 tx_tcpsum; struct rx_ring_info *rx_ring ____cacheline_aligned_in_smp; struct sky2_rx_le *rx_le; - u32 rx_addr64; + u16 rx_next; /* next re to check */ u16 rx_put; /* next le index to use */ u16 rx_pending; diff --git a/drivers/net/tulip/de4x5.c b/drivers/net/tulip/de4x5.c index 41f34bb91cad9d..6e8b18a3b3ccbd 100644 --- a/drivers/net/tulip/de4x5.c +++ b/drivers/net/tulip/de4x5.c @@ -911,7 +911,7 @@ static int de4x5_init(struct net_device *dev); static int de4x5_sw_reset(struct net_device *dev); static int de4x5_rx(struct net_device *dev); static int de4x5_tx(struct net_device *dev); -static int de4x5_ast(struct net_device *dev); +static void de4x5_ast(struct net_device *dev); static int de4x5_txur(struct net_device *dev); static int de4x5_rx_ovfc(struct net_device *dev); @@ -984,11 +984,9 @@ static int test_bad_enet(struct net_device *dev, int status); static int an_exception(struct de4x5_private *lp); static char *build_setup_frame(struct net_device *dev, int mode); static void disable_ast(struct net_device *dev); -static void enable_ast(struct net_device *dev, u32 time_out); static long de4x5_switch_mac_port(struct net_device *dev); static int gep_rd(struct net_device *dev); static void gep_wr(s32 data, struct net_device *dev); -static void timeout(struct net_device *dev, void (*fn)(u_long data), u_long data, u_long msec); static void yawn(struct net_device *dev, int state); static void de4x5_parse_params(struct net_device *dev); static void de4x5_dbg_open(struct net_device *dev); @@ -1139,6 +1137,8 @@ de4x5_hw_init(struct net_device *dev, u_long iobase, struct device *gendev) lp->gendev = gendev; spin_lock_init(&lp->lock); init_timer(&lp->timer); + lp->timer.function = (void (*)(unsigned long))de4x5_ast; + lp->timer.data = (unsigned long)dev; de4x5_parse_params(dev); /* @@ -1311,7 +1311,7 @@ de4x5_open(struct net_device *dev) lp->state = OPEN; de4x5_dbg_open(dev); - if (request_irq(dev->irq, (void *)de4x5_interrupt, IRQF_SHARED, + if (request_irq(dev->irq, de4x5_interrupt, IRQF_SHARED, lp->adapter_name, dev)) { printk("de4x5_open(): Requested IRQ%d is busy - attemping FAST/SHARE...", dev->irq); if (request_irq(dev->irq, de4x5_interrupt, IRQF_DISABLED | IRQF_SHARED, @@ -1737,27 +1737,29 @@ de4x5_tx(struct net_device *dev) return 0; } -static int +static void de4x5_ast(struct net_device *dev) { - struct de4x5_private *lp = netdev_priv(dev); - int next_tick = DE4X5_AUTOSENSE_MS; + struct de4x5_private *lp = netdev_priv(dev); + int next_tick = DE4X5_AUTOSENSE_MS; + int dt; - disable_ast(dev); + if (lp->useSROM) + next_tick = srom_autoconf(dev); + else if (lp->chipset == DC21140) + next_tick = dc21140m_autoconf(dev); + else if (lp->chipset == DC21041) + next_tick = dc21041_autoconf(dev); + else if (lp->chipset == DC21040) + next_tick = dc21040_autoconf(dev); + lp->linkOK = 0; - if (lp->useSROM) { - next_tick = srom_autoconf(dev); - } else if (lp->chipset == DC21140) { - next_tick = dc21140m_autoconf(dev); - } else if (lp->chipset == DC21041) { - next_tick = dc21041_autoconf(dev); - } else if (lp->chipset == DC21040) { - next_tick = dc21040_autoconf(dev); - } - lp->linkOK = 0; - enable_ast(dev, next_tick); + dt = (next_tick * HZ) / 1000; - return 0; + if (!dt) + dt = 1; + + mod_timer(&lp->timer, jiffies + dt); } static int @@ -2174,7 +2176,7 @@ srom_search(struct net_device *dev, struct pci_dev *pdev) for (j=0, i=0; i<ETH_ALEN; i++) { j += (u_char) *((u_char *)&lp->srom + SROM_HWADD + i); } - if ((j != 0) && (j != 0x5fa)) { + if (j != 0 && j != 6 * 0xff) { last.chipset = device; last.bus = pb; last.irq = irq; @@ -2371,30 +2373,19 @@ static struct pci_driver de4x5_pci_driver = { static int autoconf_media(struct net_device *dev) { - struct de4x5_private *lp = netdev_priv(dev); - u_long iobase = dev->base_addr; - int next_tick = DE4X5_AUTOSENSE_MS; + struct de4x5_private *lp = netdev_priv(dev); + u_long iobase = dev->base_addr; - lp->linkOK = 0; - lp->c_media = AUTO; /* Bogus last media */ - disable_ast(dev); - inl(DE4X5_MFC); /* Zero the lost frames counter */ - lp->media = INIT; - lp->tcount = 0; + disable_ast(dev); - if (lp->useSROM) { - next_tick = srom_autoconf(dev); - } else if (lp->chipset == DC21040) { - next_tick = dc21040_autoconf(dev); - } else if (lp->chipset == DC21041) { - next_tick = dc21041_autoconf(dev); - } else if (lp->chipset == DC21140) { - next_tick = dc21140m_autoconf(dev); - } + lp->c_media = AUTO; /* Bogus last media */ + inl(DE4X5_MFC); /* Zero the lost frames counter */ + lp->media = INIT; + lp->tcount = 0; - enable_ast(dev, next_tick); + de4x5_ast(dev); - return (lp->media); + return lp->media; } /* @@ -4018,20 +4009,22 @@ DevicePresent(struct net_device *dev, u_long aprom_addr) outl(0, aprom_addr); /* Reset Ethernet Address ROM Pointer */ } } else { /* Read new srom */ - u_short tmp, *p = (short *)((char *)&lp->srom + SROM_HWADD); + u_short tmp; + __le16 *p = (__le16 *)((char *)&lp->srom + SROM_HWADD); for (i=0; i<(ETH_ALEN>>1); i++) { tmp = srom_rd(aprom_addr, (SROM_HWADD>>1) + i); - *p = le16_to_cpu(tmp); - j += *p++; + j += tmp; /* for check for 0:0:0:0:0:0 or ff:ff:ff:ff:ff:ff */ + *p = cpu_to_le16(tmp); } - if ((j == 0) || (j == 0x2fffd)) { - return; + if (j == 0 || j == 3 * 0xffff) { + /* could get 0 only from all-0 and 3 * 0xffff only from all-1 */ + return; } - p=(short *)&lp->srom; + p = (__le16 *)&lp->srom; for (i=0; i<(sizeof(struct de4x5_srom)>>1); i++) { tmp = srom_rd(aprom_addr, i); - *p++ = le16_to_cpu(tmp); + *p++ = cpu_to_le16(tmp); } de4x5_dbg_srom((struct de4x5_srom *)&lp->srom); } @@ -5161,21 +5154,10 @@ build_setup_frame(struct net_device *dev, int mode) } static void -enable_ast(struct net_device *dev, u32 time_out) -{ - timeout(dev, (void *)&de4x5_ast, (u_long)dev, time_out); - - return; -} - -static void disable_ast(struct net_device *dev) { - struct de4x5_private *lp = netdev_priv(dev); - - del_timer(&lp->timer); - - return; + struct de4x5_private *lp = netdev_priv(dev); + del_timer_sync(&lp->timer); } static long @@ -5245,29 +5227,6 @@ gep_rd(struct net_device *dev) } static void -timeout(struct net_device *dev, void (*fn)(u_long data), u_long data, u_long msec) -{ - struct de4x5_private *lp = netdev_priv(dev); - int dt; - - /* First, cancel any pending timer events */ - del_timer(&lp->timer); - - /* Convert msec to ticks */ - dt = (msec * HZ) / 1000; - if (dt==0) dt=1; - - /* Set up timer */ - init_timer(&lp->timer); - lp->timer.expires = jiffies + dt; - lp->timer.function = fn; - lp->timer.data = data; - add_timer(&lp->timer); - - return; -} - -static void yawn(struct net_device *dev, int state) { struct de4x5_private *lp = netdev_priv(dev); diff --git a/drivers/net/tulip/tulip_core.c b/drivers/net/tulip/tulip_core.c index e5e2c9c4ebfee5..ed600bf56e786d 100644 --- a/drivers/net/tulip/tulip_core.c +++ b/drivers/net/tulip/tulip_core.c @@ -797,7 +797,8 @@ static int tulip_close (struct net_device *dev) tp->rx_ring[i].status = 0; /* Not owned by Tulip chip. */ tp->rx_ring[i].length = 0; - tp->rx_ring[i].buffer1 = 0xBADF00D0; /* An invalid address. */ + /* An invalid address. */ + tp->rx_ring[i].buffer1 = cpu_to_le32(0xBADF00D0); if (skb) { pci_unmap_single(tp->pdev, mapping, PKT_BUF_SZ, PCI_DMA_FROMDEVICE); diff --git a/drivers/net/tulip/xircom_cb.c b/drivers/net/tulip/xircom_cb.c index 70befe33e454c6..8fc7274642eb41 100644 --- a/drivers/net/tulip/xircom_cb.c +++ b/drivers/net/tulip/xircom_cb.c @@ -83,8 +83,8 @@ static int bufferoffsets[NUMDESCRIPTORS] = {128,2048,4096,6144}; struct xircom_private { /* Send and receive buffers, kernel-addressable and dma addressable forms */ - unsigned int *rx_buffer; - unsigned int *tx_buffer; + __le32 *rx_buffer; + __le32 *tx_buffer; dma_addr_t rx_dma_handle; dma_addr_t tx_dma_handle; @@ -412,19 +412,20 @@ static int xircom_start_xmit(struct sk_buff *skb, struct net_device *dev) /* FIXME: The specification tells us that the length we send HAS to be a multiple of 4 bytes. */ - card->tx_buffer[4*desc+1] = skb->len; - if (desc == NUMDESCRIPTORS-1) - card->tx_buffer[4*desc+1] |= (1<<25); /* bit 25: last descriptor of the ring */ + card->tx_buffer[4*desc+1] = cpu_to_le32(skb->len); + if (desc == NUMDESCRIPTORS - 1) /* bit 25: last descriptor of the ring */ + card->tx_buffer[4*desc+1] |= cpu_to_le32(1<<25); - card->tx_buffer[4*desc+1] |= 0xF0000000; + card->tx_buffer[4*desc+1] |= cpu_to_le32(0xF0000000); /* 0xF0... means want interrupts*/ card->tx_skb[desc] = skb; wmb(); /* This gives the descriptor to the card */ - card->tx_buffer[4*desc] = 0x80000000; + card->tx_buffer[4*desc] = cpu_to_le32(0x80000000); trigger_transmit(card); - if (((int)card->tx_buffer[nextdescriptor*4])<0) { /* next descriptor is occupied... */ + if (card->tx_buffer[nextdescriptor*4] & cpu_to_le32(0x8000000)) { + /* next descriptor is occupied... */ netif_stop_queue(dev); } card->transmit_used = nextdescriptor; @@ -590,8 +591,7 @@ descriptors and programs the addresses into the card. */ static void setup_descriptors(struct xircom_private *card) { - unsigned int val; - unsigned int address; + u32 address; int i; enter("setup_descriptors"); @@ -604,16 +604,16 @@ static void setup_descriptors(struct xircom_private *card) for (i=0;i<NUMDESCRIPTORS;i++ ) { /* Rx Descr0: It's empty, let the card own it, no errors -> 0x80000000 */ - card->rx_buffer[i*4 + 0] = 0x80000000; + card->rx_buffer[i*4 + 0] = cpu_to_le32(0x80000000); /* Rx Descr1: buffer 1 is 1536 bytes, buffer 2 is 0 bytes */ - card->rx_buffer[i*4 + 1] = 1536; - if (i==NUMDESCRIPTORS-1) - card->rx_buffer[i*4 + 1] |= (1 << 25); /* bit 25 is "last descriptor" */ + card->rx_buffer[i*4 + 1] = cpu_to_le32(1536); + if (i == NUMDESCRIPTORS - 1) /* bit 25 is "last descriptor" */ + card->rx_buffer[i*4 + 1] |= cpu_to_le32(1 << 25); /* Rx Descr2: address of the buffer we store the buffer at the 2nd half of the page */ - address = (unsigned long) card->rx_dma_handle; + address = card->rx_dma_handle; card->rx_buffer[i*4 + 2] = cpu_to_le32(address + bufferoffsets[i]); /* Rx Desc3: address of 2nd buffer -> 0 */ card->rx_buffer[i*4 + 3] = 0; @@ -621,9 +621,8 @@ static void setup_descriptors(struct xircom_private *card) wmb(); /* Write the receive descriptor ring address to the card */ - address = (unsigned long) card->rx_dma_handle; - val = cpu_to_le32(address); - outl(val, card->io_port + CSR3); /* Receive descr list address */ + address = card->rx_dma_handle; + outl(address, card->io_port + CSR3); /* Receive descr list address */ /* transmit descriptors */ @@ -633,13 +632,13 @@ static void setup_descriptors(struct xircom_private *card) /* Tx Descr0: Empty, we own it, no errors -> 0x00000000 */ card->tx_buffer[i*4 + 0] = 0x00000000; /* Tx Descr1: buffer 1 is 1536 bytes, buffer 2 is 0 bytes */ - card->tx_buffer[i*4 + 1] = 1536; - if (i==NUMDESCRIPTORS-1) - card->tx_buffer[i*4 + 1] |= (1 << 25); /* bit 25 is "last descriptor" */ + card->tx_buffer[i*4 + 1] = cpu_to_le32(1536); + if (i == NUMDESCRIPTORS - 1) /* bit 25 is "last descriptor" */ + card->tx_buffer[i*4 + 1] |= cpu_to_le32(1 << 25); /* Tx Descr2: address of the buffer we store the buffer at the 2nd half of the page */ - address = (unsigned long) card->tx_dma_handle; + address = card->tx_dma_handle; card->tx_buffer[i*4 + 2] = cpu_to_le32(address + bufferoffsets[i]); /* Tx Desc3: address of 2nd buffer -> 0 */ card->tx_buffer[i*4 + 3] = 0; @@ -647,9 +646,8 @@ static void setup_descriptors(struct xircom_private *card) wmb(); /* wite the transmit descriptor ring to the card */ - address = (unsigned long) card->tx_dma_handle; - val =cpu_to_le32(address); - outl(val, card->io_port + CSR4); /* xmit descr list address */ + address = card->tx_dma_handle; + outl(address, card->io_port + CSR4); /* xmit descr list address */ leave("setup_descriptors"); } @@ -1180,7 +1178,7 @@ static void investigate_read_descriptor(struct net_device *dev,struct xircom_pri int status; enter("investigate_read_descriptor"); - status = card->rx_buffer[4*descnr]; + status = le32_to_cpu(card->rx_buffer[4*descnr]); if ((status > 0)) { /* packet received */ @@ -1210,7 +1208,7 @@ static void investigate_read_descriptor(struct net_device *dev,struct xircom_pri out: /* give the buffer back to the card */ - card->rx_buffer[4*descnr] = 0x80000000; + card->rx_buffer[4*descnr] = cpu_to_le32(0x80000000); trigger_receive(card); } @@ -1226,7 +1224,7 @@ static void investigate_write_descriptor(struct net_device *dev, struct xircom_p enter("investigate_write_descriptor"); - status = card->tx_buffer[4*descnr]; + status = le32_to_cpu(card->tx_buffer[4*descnr]); #if 0 if (status & 0x8000) { /* Major error */ printk(KERN_ERR "Major transmit error status %x \n", status); diff --git a/drivers/net/usb/asix.c b/drivers/net/usb/asix.c index 1249f444039e54..569028b2baf2d8 100644 --- a/drivers/net/usb/asix.c +++ b/drivers/net/usb/asix.c @@ -202,10 +202,10 @@ static int asix_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, buf, size, USB_CTRL_GET_TIMEOUT); - if (err >= 0 && err < size) - err = -EINVAL; - if (!err) + if (err == size) memcpy(data, buf, size); + else if (err >= 0) + err = -EINVAL; kfree(buf); out: diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index 50775f9234cc72..18b1f914538997 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -257,7 +257,7 @@ static const struct rt2x00debug rt2500usb_rt2x00debug = { static void rt2500usb_config_mac_addr(struct rt2x00_dev *rt2x00dev, __le32 *mac) { - rt2500usb_register_multiwrite(rt2x00dev, MAC_CSR2, &mac, + rt2500usb_register_multiwrite(rt2x00dev, MAC_CSR2, mac, (3 * sizeof(__le16))); } diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.c b/drivers/net/wireless/rt2x00/rt2x00pci.c index 2780df00623c4f..6d5d9aba0b7344 100644 --- a/drivers/net/wireless/rt2x00/rt2x00pci.c +++ b/drivers/net/wireless/rt2x00/rt2x00pci.c @@ -124,7 +124,10 @@ void rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev) struct data_entry *entry; struct data_desc *rxd; struct sk_buff *skb; + struct ieee80211_hdr *hdr; struct rxdata_entry_desc desc; + int header_size; + int align; u32 word; while (1) { @@ -138,17 +141,26 @@ void rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev) memset(&desc, 0x00, sizeof(desc)); rt2x00dev->ops->lib->fill_rxdone(entry, &desc); + hdr = (struct ieee80211_hdr *)entry->data_addr; + header_size = + ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_control)); + + /* + * The data behind the ieee80211 header must be + * aligned on a 4 byte boundary. + */ + align = NET_IP_ALIGN + (2 * (header_size % 4 == 0)); + /* * Allocate the sk_buffer, initialize it and copy * all data into it. */ - skb = dev_alloc_skb(desc.size + NET_IP_ALIGN); + skb = dev_alloc_skb(desc.size + align); if (!skb) return; - skb_reserve(skb, NET_IP_ALIGN); - skb_put(skb, desc.size); - memcpy(skb->data, entry->data_addr, desc.size); + skb_reserve(skb, align); + memcpy(skb_put(skb, desc.size), entry->data_addr, desc.size); /* * Send the frame to rt2x00lib for further processing. diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index 1f5675dd329f78..ab4797ed94c9f1 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -221,7 +221,9 @@ static void rt2x00usb_interrupt_rxdone(struct urb *urb) struct data_ring *ring = entry->ring; struct rt2x00_dev *rt2x00dev = ring->rt2x00dev; struct sk_buff *skb; + struct ieee80211_hdr *hdr; struct rxdata_entry_desc desc; + int header_size; int frame_size; if (!test_bit(DEVICE_ENABLED_RADIO, &rt2x00dev->flags) || @@ -253,9 +255,20 @@ static void rt2x00usb_interrupt_rxdone(struct urb *urb) skb_put(skb, frame_size); /* - * Trim the skb_buffer to only contain the valid - * frame data (so ignore the device's descriptor). + * The data behind the ieee80211 header must be + * aligned on a 4 byte boundary. + * After that trim the entire buffer down to only + * contain the valid frame data excluding the device + * descriptor. */ + hdr = (struct ieee80211_hdr *)entry->skb->data; + header_size = + ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_control)); + + if (header_size % 4 == 0) { + skb_push(entry->skb, 2); + memmove(entry->skb->data, entry->skb->data + 2, skb->len - 2); + } skb_trim(entry->skb, desc.size); /* diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index 01dbef19d651f1..ecae968ce091ef 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -1738,6 +1738,7 @@ static void rt61pci_txdone(struct rt2x00_dev *rt2x00dev) { struct data_ring *ring; struct data_entry *entry; + struct data_entry *entry_done; struct data_desc *txd; u32 word; u32 reg; @@ -1791,6 +1792,17 @@ static void rt61pci_txdone(struct rt2x00_dev *rt2x00dev) !rt2x00_get_field32(word, TXD_W0_VALID)) return; + entry_done = rt2x00_get_data_entry_done(ring); + while (entry != entry_done) { + /* Catch up. Just report any entries we missed as + * failed. */ + WARNING(rt2x00dev, + "TX status report missed for entry %p\n", + entry_done); + rt2x00lib_txdone(entry_done, TX_FAIL_OTHER, 0); + entry_done = rt2x00_get_data_entry_done(ring); + } + /* * Obtain the status about this packet. */ diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 26cc4dcf4f0e38..72e0bd5d80aced 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -465,6 +465,12 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH7_31, quirk DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH8_0, quirk_ich6_lpc_acpi ); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH8_2, quirk_ich6_lpc_acpi ); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH8_3, quirk_ich6_lpc_acpi ); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH8_1, quirk_ich6_lpc_acpi ); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH8_4, quirk_ich6_lpc_acpi ); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH9_2, quirk_ich6_lpc_acpi ); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH9_4, quirk_ich6_lpc_acpi ); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH9_7, quirk_ich6_lpc_acpi ); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH9_8, quirk_ich6_lpc_acpi ); /* * VIA ACPI: One IO region pointed to by longword at diff --git a/drivers/pnp/pnpacpi/rsparser.c b/drivers/pnp/pnpacpi/rsparser.c index 3c5eb374adf8bb..f7b8648acbfa4b 100644 --- a/drivers/pnp/pnpacpi/rsparser.c +++ b/drivers/pnp/pnpacpi/rsparser.c @@ -76,6 +76,7 @@ static void pnpacpi_parse_allocated_irqresource(struct pnp_resource_table *res, int i = 0; int irq; int p, t; + static unsigned char warned; if (!valid_IRQ(gsi)) return; @@ -83,9 +84,10 @@ static void pnpacpi_parse_allocated_irqresource(struct pnp_resource_table *res, while (!(res->irq_resource[i].flags & IORESOURCE_UNSET) && i < PNP_MAX_IRQ) i++; - if (i >= PNP_MAX_IRQ) { + if (i >= PNP_MAX_IRQ && !warned) { printk(KERN_ERR "pnpacpi: exceeded the max number of IRQ " "resources: %d \n", PNP_MAX_IRQ); + warned = 1; return; } /* @@ -169,6 +171,7 @@ static void pnpacpi_parse_allocated_dmaresource(struct pnp_resource_table *res, int bus_master, int transfer) { int i = 0; + static unsigned char warned; while (i < PNP_MAX_DMA && !(res->dma_resource[i].flags & IORESOURCE_UNSET)) @@ -183,9 +186,10 @@ static void pnpacpi_parse_allocated_dmaresource(struct pnp_resource_table *res, } res->dma_resource[i].start = dma; res->dma_resource[i].end = dma; - } else { + } else if (!warned) { printk(KERN_ERR "pnpacpi: exceeded the max number of DMA " "resources: %d \n", PNP_MAX_DMA); + warned = 1; } } @@ -193,6 +197,7 @@ static void pnpacpi_parse_allocated_ioresource(struct pnp_resource_table *res, u64 io, u64 len, int io_decode) { int i = 0; + static unsigned char warned; while (!(res->port_resource[i].flags & IORESOURCE_UNSET) && i < PNP_MAX_PORT) @@ -207,7 +212,7 @@ static void pnpacpi_parse_allocated_ioresource(struct pnp_resource_table *res, } res->port_resource[i].start = io; res->port_resource[i].end = io + len - 1; - } else { + } else if (!warned) { printk(KERN_ERR "pnpacpi: exceeded the max number of IO " "resources: %d \n", PNP_MAX_PORT); } @@ -218,6 +223,7 @@ static void pnpacpi_parse_allocated_memresource(struct pnp_resource_table *res, int write_protect) { int i = 0; + static unsigned char warned; while (!(res->mem_resource[i].flags & IORESOURCE_UNSET) && (i < PNP_MAX_MEM)) @@ -233,7 +239,7 @@ static void pnpacpi_parse_allocated_memresource(struct pnp_resource_table *res, res->mem_resource[i].start = mem; res->mem_resource[i].end = mem + len - 1; - } else { + } else if (!warned) { printk(KERN_ERR "pnpacpi: exceeded the max number of mem " "resources: %d\n", PNP_MAX_MEM); } diff --git a/drivers/scsi/advansys.c b/drivers/scsi/advansys.c index 9dd3952516c548..38a1ee2eacd86a 100644 --- a/drivers/scsi/advansys.c +++ b/drivers/scsi/advansys.c @@ -13906,7 +13906,7 @@ static int advansys_release(struct Scsi_Host *shost) #define ASC_IOADR_TABLE_MAX_IX 11 -static PortAddr _asc_def_iop_base[ASC_IOADR_TABLE_MAX_IX] __devinitdata = { +static PortAddr _asc_def_iop_base[ASC_IOADR_TABLE_MAX_IX] = { 0x100, 0x0110, 0x120, 0x0130, 0x140, 0x0150, 0x0190, 0x0210, 0x0230, 0x0250, 0x0330 }; diff --git a/drivers/scsi/qla1280.c b/drivers/scsi/qla1280.c index 146d540f6281fd..28864075609930 100644 --- a/drivers/scsi/qla1280.c +++ b/drivers/scsi/qla1280.c @@ -3041,7 +3041,6 @@ qla1280_32bit_start_scsi(struct scsi_qla_host *ha, struct srb * sp) int cnt; int req_cnt; int seg_cnt; - dma_addr_t dma_handle; u8 dir; ENTER("qla1280_32bit_start_scsi"); @@ -3050,6 +3049,7 @@ qla1280_32bit_start_scsi(struct scsi_qla_host *ha, struct srb * sp) cmd->cmnd[0]); /* Calculate number of entries and segments required. */ + req_cnt = 1; seg_cnt = scsi_dma_map(cmd); if (seg_cnt) { /* diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index a5bcf1f390b351..8ecc0470b8f3dc 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -1831,7 +1831,7 @@ probe_out: return ret; } -static void __devexit +static void qla2x00_remove_one(struct pci_dev *pdev) { scsi_qla_host_t *ha; @@ -2965,7 +2965,7 @@ static struct pci_driver qla2xxx_pci_driver = { }, .id_table = qla2xxx_pci_tbl, .probe = qla2x00_probe_one, - .remove = __devexit_p(qla2x00_remove_one), + .remove = qla2x00_remove_one, .err_handler = &qla2xxx_err_handler, }; diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c index 11a3a222dfc3b7..7c30cc8df71eb0 100644 --- a/drivers/video/atmel_lcdfb.c +++ b/drivers/video/atmel_lcdfb.c @@ -801,5 +801,5 @@ module_init(atmel_lcdfb_init); module_exit(atmel_lcdfb_exit); MODULE_DESCRIPTION("AT91/AT32 LCD Controller framebuffer driver"); -MODULE_AUTHOR("Nicolas Ferre <nicolas.ferre@rfo.atmel.com>"); +MODULE_AUTHOR("Nicolas Ferre <nicolas.ferre@atmel.com>"); MODULE_LICENSE("GPL"); diff --git a/drivers/video/ps3fb.c b/drivers/video/ps3fb.c index b3128903d67328..044a423a72cbe4 100644 --- a/drivers/video/ps3fb.c +++ b/drivers/video/ps3fb.c @@ -443,8 +443,6 @@ static int ps3fb_sync(struct fb_info *info, u32 frame) u32 ddr_line_length, xdr_line_length; u64 ddr_base, xdr_base; - acquire_console_sem(); - if (frame > par->num_frames - 1) { dev_dbg(info->device, "%s: invalid frame number (%u)\n", __func__, frame); @@ -464,7 +462,6 @@ static int ps3fb_sync(struct fb_info *info, u32 frame) xdr_line_length); out: - release_console_sem(); return error; } @@ -479,7 +476,10 @@ static int ps3fb_release(struct fb_info *info, int user) if (atomic_dec_and_test(&ps3fb.f_count)) { if (atomic_read(&ps3fb.ext_flip)) { atomic_set(&ps3fb.ext_flip, 0); - ps3fb_sync(info, 0); /* single buffer */ + if (!try_acquire_console_sem()) { + ps3fb_sync(info, 0); /* single buffer */ + release_console_sem(); + } } } return 0; @@ -865,7 +865,9 @@ static int ps3fb_ioctl(struct fb_info *info, unsigned int cmd, break; dev_dbg(info->device, "PS3FB_IOCTL_FSEL:%d\n", val); + acquire_console_sem(); retval = ps3fb_sync(info, val); + release_console_sem(); break; default: @@ -885,7 +887,9 @@ static int ps3fbd(void *arg) set_current_state(TASK_INTERRUPTIBLE); if (ps3fb.is_kicked) { ps3fb.is_kicked = 0; + acquire_console_sem(); ps3fb_sync(info, 0); /* single buffer */ + release_console_sem(); } schedule(); } @@ -1234,12 +1238,6 @@ static int ps3fb_shutdown(struct ps3_system_bus_device *dev) ps3fb_flip_ctl(0, &ps3fb); /* flip off */ ps3fb.dinfo->irq.mask = 0; - if (info) { - unregister_framebuffer(info); - fb_dealloc_cmap(&info->cmap); - framebuffer_release(info); - } - ps3av_register_flip_ctl(NULL, NULL); if (ps3fb.task) { struct task_struct *task = ps3fb.task; @@ -1250,6 +1248,12 @@ static int ps3fb_shutdown(struct ps3_system_bus_device *dev) free_irq(ps3fb.irq_no, &dev->core); ps3_irq_plug_destroy(ps3fb.irq_no); } + if (info) { + unregister_framebuffer(info); + fb_dealloc_cmap(&info->cmap); + framebuffer_release(info); + info = dev->core.driver_data = NULL; + } iounmap((u8 __iomem *)ps3fb.dinfo); status = lv1_gpu_context_free(ps3fb.context_handle); diff --git a/drivers/video/s3c2410fb.c b/drivers/video/s3c2410fb.c index 5857ccf5f6b152..ad35033f1a4894 100644 --- a/drivers/video/s3c2410fb.c +++ b/drivers/video/s3c2410fb.c @@ -1026,7 +1026,7 @@ static int s3c2410fb_resume(struct platform_device *dev) clk_enable(info->clk); msleep(1); - s3c2410fb_init_registers(info); + s3c2410fb_init_registers(fbinfo); return 0; } diff --git a/drivers/video/uvesafb.c b/drivers/video/uvesafb.c index d1d6c0facd5497..a14ef894d5716e 100644 --- a/drivers/video/uvesafb.c +++ b/drivers/video/uvesafb.c @@ -43,7 +43,7 @@ static struct fb_fix_screeninfo uvesafb_fix __devinitdata = { }; static int mtrr __devinitdata = 3; /* enable mtrr by default */ -static int blank __devinitdata = 1; /* enable blanking by default */ +static int blank = 1; /* enable blanking by default */ static int ypan __devinitdata = 1; /* 0: scroll, 1: ypan, 2: ywrap */ static int pmi_setpal __devinitdata = 1; /* use PMI for palette changes */ static int nocrtc __devinitdata; /* ignore CRTC settings */ @@ -1549,7 +1549,7 @@ static void __devinit uvesafb_init_info(struct fb_info *info, info->fbops->fb_pan_display = NULL; } -static void uvesafb_init_mtrr(struct fb_info *info) +static void __devinit uvesafb_init_mtrr(struct fb_info *info) { #ifdef CONFIG_MTRR if (mtrr && !(info->fix.smem_start & (PAGE_SIZE - 1))) { diff --git a/drivers/w1/w1.c b/drivers/w1/w1.c index 070217322c9fb3..33e50310e9e024 100644 --- a/drivers/w1/w1.c +++ b/drivers/w1/w1.c @@ -869,11 +869,9 @@ void w1_search_process(struct w1_master *dev, u8 search_type) w1_search_devices(dev, search_type, w1_slave_found); list_for_each_entry_safe(sl, sln, &dev->slist, w1_slave_entry) { - if (!test_bit(W1_SLAVE_ACTIVE, (unsigned long *)&sl->flags) && !--sl->ttl) { + if (!test_bit(W1_SLAVE_ACTIVE, (unsigned long *)&sl->flags) && !--sl->ttl) w1_slave_detach(sl); - - dev->slave_count--; - } else if (test_bit(W1_SLAVE_ACTIVE, (unsigned long *)&sl->flags)) + else if (test_bit(W1_SLAVE_ACTIVE, (unsigned long *)&sl->flags)) sl->ttl = dev->slave_ttl; } diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c index 0fca82021d7652..300324bd563c92 100644 --- a/fs/fs-writeback.c +++ b/fs/fs-writeback.c @@ -482,8 +482,6 @@ sync_sb_inodes(struct super_block *sb, struct writeback_control *wbc) if (wbc->nr_to_write <= 0) break; } - if (!list_empty(&sb->s_more_io)) - wbc->more_io = 1; return; /* Leave any unwritten inodes on s_io */ } diff --git a/fs/namei.c b/fs/namei.c index 3b993db26cee2c..73e2e665817a10 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -1605,7 +1605,7 @@ int may_open(struct nameidata *nd, int acc_mode, int flag) if (S_ISLNK(inode->i_mode)) return -ELOOP; - if (S_ISDIR(inode->i_mode) && (flag & FMODE_WRITE)) + if (S_ISDIR(inode->i_mode) && (acc_mode & MAY_WRITE)) return -EISDIR; /* @@ -1620,7 +1620,7 @@ int may_open(struct nameidata *nd, int acc_mode, int flag) return -EACCES; flag &= ~O_TRUNC; - } else if (IS_RDONLY(inode) && (flag & FMODE_WRITE)) + } else if (IS_RDONLY(inode) && (acc_mode & MAY_WRITE)) return -EROFS; error = vfs_permission(nd, acc_mode); diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h index b35069a2aa9e57..bd1b9d663fb954 100644 --- a/fs/nfs/nfs4_fs.h +++ b/fs/nfs/nfs4_fs.h @@ -115,6 +115,7 @@ struct nfs4_lock_state { #define NFS_LOCK_INITIALIZED 1 int ls_flags; struct nfs_seqid_counter ls_seqid; + struct rpc_sequence ls_sequence; struct nfs_unique_id ls_id; nfs4_stateid ls_stateid; atomic_t ls_count; diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c index 23a9a36556bf5f..5a39c6f78acf93 100644 --- a/fs/nfs/nfs4state.c +++ b/fs/nfs/nfs4state.c @@ -509,7 +509,10 @@ static struct nfs4_lock_state *nfs4_alloc_lock_state(struct nfs4_state *state, f lsp = kzalloc(sizeof(*lsp), GFP_KERNEL); if (lsp == NULL) return NULL; - lsp->ls_seqid.sequence = &state->owner->so_sequence; + rpc_init_wait_queue(&lsp->ls_sequence.wait, "lock_seqid_waitqueue"); + spin_lock_init(&lsp->ls_sequence.lock); + INIT_LIST_HEAD(&lsp->ls_sequence.list); + lsp->ls_seqid.sequence = &lsp->ls_sequence; atomic_set(&lsp->ls_count, 1); lsp->ls_owner = fl_owner; spin_lock(&clp->cl_lock); diff --git a/fs/nfsd/nfs3xdr.c b/fs/nfsd/nfs3xdr.c index 2d116d2298f8e3..f917fd25858af8 100644 --- a/fs/nfsd/nfs3xdr.c +++ b/fs/nfsd/nfs3xdr.c @@ -388,8 +388,11 @@ nfs3svc_decode_writeargs(struct svc_rqst *rqstp, __be32 *p, * Round the length of the data which was specified up to * the next multiple of XDR units and then compare that * against the length which was actually received. + * Note that when RPCSEC/GSS (for example) is used, the + * data buffer can be padded so dlen might be larger + * than required. It must never be smaller. */ - if (dlen != XDR_QUADLEN(len)*4) + if (dlen < XDR_QUADLEN(len)*4) return 0; if (args->count > max_blocksize) { diff --git a/fs/nfsd/nfsxdr.c b/fs/nfsd/nfsxdr.c index 986f9b32083c65..b86e3658a0af10 100644 --- a/fs/nfsd/nfsxdr.c +++ b/fs/nfsd/nfsxdr.c @@ -313,8 +313,11 @@ nfssvc_decode_writeargs(struct svc_rqst *rqstp, __be32 *p, * Round the length of the data which was specified up to * the next multiple of XDR units and then compare that * against the length which was actually received. + * Note that when RPCSEC/GSS (for example) is used, the + * data buffer can be padded so dlen might be larger + * than required. It must never be smaller. */ - if (dlen != XDR_QUADLEN(len)*4) + if (dlen < XDR_QUADLEN(len)*4) return 0; rqstp->rq_vec[0].iov_base = (void*)p; diff --git a/fs/proc/array.c b/fs/proc/array.c index 65c62e1bfd6f6c..eb97f2897e2b50 100644 --- a/fs/proc/array.c +++ b/fs/proc/array.c @@ -169,7 +169,7 @@ static inline char *task_state(struct task_struct *p, char *buffer) ppid = pid_alive(p) ? task_tgid_nr_ns(rcu_dereference(p->real_parent), ns) : 0; tpid = pid_alive(p) && p->ptrace ? - task_ppid_nr_ns(rcu_dereference(p->parent), ns) : 0; + task_pid_nr_ns(rcu_dereference(p->parent), ns) : 0; buffer += sprintf(buffer, "State:\t%s\n" "Tgid:\t%d\n" @@ -464,8 +464,8 @@ static int do_task_stat(struct task_struct *task, char *buffer, int whole) } sid = task_session_nr_ns(task, ns); + ppid = task_tgid_nr_ns(task->real_parent, ns); pgid = task_pgrp_nr_ns(task, ns); - ppid = task_ppid_nr_ns(task, ns); unlock_task_sighand(task, &flags); } diff --git a/fs/xfs/linux-2.6/xfs_file.c b/fs/xfs/linux-2.6/xfs_file.c index 4847eb83fc1808..21a1c2b1c5fcf7 100644 --- a/fs/xfs/linux-2.6/xfs_file.c +++ b/fs/xfs/linux-2.6/xfs_file.c @@ -261,9 +261,9 @@ xfs_file_readdir( #else struct hack_dirent { - int namlen; - loff_t offset; u64 ino; + loff_t offset; + int namlen; unsigned int d_type; char name[]; }; @@ -285,8 +285,10 @@ xfs_hack_filldir( { struct hack_callback *buf = __buf; struct hack_dirent *de = (struct hack_dirent *)(buf->dirent + buf->used); + unsigned int reclen; - if (buf->used + sizeof(struct hack_dirent) + namlen > buf->len) + reclen = ALIGN(sizeof(struct hack_dirent) + namlen, sizeof(u64)); + if (buf->used + reclen > buf->len) return -EINVAL; de->namlen = namlen; @@ -294,7 +296,7 @@ xfs_hack_filldir( de->ino = ino; de->d_type = d_type; memcpy(de->name, name, namlen); - buf->used += sizeof(struct hack_dirent) + namlen; + buf->used += reclen; return 0; } @@ -334,7 +336,8 @@ xfs_file_readdir( offset = filp->f_pos; while (!eof) { - int reclen; + unsigned int reclen; + start_offset = offset; buf.used = 0; @@ -355,7 +358,8 @@ xfs_file_readdir( goto done; } - reclen = sizeof(struct hack_dirent) + de->namlen; + reclen = ALIGN(sizeof(struct hack_dirent) + de->namlen, + sizeof(u64)); size -= reclen; de = (struct hack_dirent *)((char *)de + reclen); curr_offset = de->offset /* & 0x7fffffff */; diff --git a/include/asm-arm/arch-pxa/hardware.h b/include/asm-arm/arch-pxa/hardware.h index ab2d963e742a46..e25558faa5a480 100644 --- a/include/asm-arm/arch-pxa/hardware.h +++ b/include/asm-arm/arch-pxa/hardware.h @@ -121,38 +121,32 @@ #define cpu_is_pxa21x() \ ({ \ - unsigned int id = read_cpuid(CPUID_ID); \ - __cpu_is_pxa21x(id); \ + __cpu_is_pxa21x(read_cpuid_id()); \ }) #define cpu_is_pxa25x() \ ({ \ - unsigned int id = read_cpuid(CPUID_ID); \ - __cpu_is_pxa25x(id); \ + __cpu_is_pxa25x(read_cpuid_id()); \ }) #define cpu_is_pxa27x() \ ({ \ - unsigned int id = read_cpuid(CPUID_ID); \ - __cpu_is_pxa27x(id); \ + __cpu_is_pxa27x(read_cpuid_id()); \ }) #define cpu_is_pxa300() \ ({ \ - unsigned int id = read_cpuid(CPUID_ID); \ - __cpu_is_pxa300(id); \ + __cpu_is_pxa300(read_cpuid_id()); \ }) #define cpu_is_pxa310() \ ({ \ - unsigned int id = read_cpuid(CPUID_ID); \ - __cpu_is_pxa310(id); \ + __cpu_is_pxa310(read_cpuid_id()); \ }) #define cpu_is_pxa320() \ ({ \ - unsigned int id = read_cpuid(CPUID_ID); \ - __cpu_is_pxa320(id); \ + __cpu_is_pxa320(read_cpuid_id()); \ }) /* @@ -174,14 +168,12 @@ #define cpu_is_pxa2xx() \ ({ \ - unsigned int id = read_cpuid(CPUID_ID); \ - __cpu_is_pxa2xx(id); \ + __cpu_is_pxa2xx(read_cpuid_id()); \ }) #define cpu_is_pxa3xx() \ ({ \ - unsigned int id = read_cpuid(CPUID_ID); \ - __cpu_is_pxa3xx(id); \ + __cpu_is_pxa3xx(read_cpuid_id()); \ }) /* diff --git a/include/asm-arm/system.h b/include/asm-arm/system.h index 94ea8c6dc1a448..28425c473e71c7 100644 --- a/include/asm-arm/system.h +++ b/include/asm-arm/system.h @@ -75,8 +75,21 @@ #ifndef __ASSEMBLY__ #include <linux/linkage.h> +#include <linux/stringify.h> #include <linux/irqflags.h> +/* + * The CPU ID never changes at run time, so we might as well tell the + * compiler that it's constant. Use this function to read the CPU ID + * rather than directly reading processor_id or read_cpuid() directly. + */ +static inline unsigned int read_cpuid_id(void) __attribute_const__; + +static inline unsigned int read_cpuid_id(void) +{ + return read_cpuid(CPUID_ID); +} + #define __exception __attribute__((section(".exception.text"))) struct thread_info; diff --git a/include/asm-cris/unistd.h b/include/asm-cris/unistd.h index 6f2d924f4fd6d0..bd57a794917057 100644 --- a/include/asm-cris/unistd.h +++ b/include/asm-cris/unistd.h @@ -358,6 +358,7 @@ #define __ARCH_WANT_SYS_SIGPENDING #define __ARCH_WANT_SYS_SIGPROCMASK #define __ARCH_WANT_SYS_RT_SIGACTION +#define __ARCH_WANT_SYS_RT_SIGSUSPEND /* * "Conditional" syscalls diff --git a/include/asm-mips/cacheops.h b/include/asm-mips/cacheops.h index df7f2deb3b56ce..256ad2cc6eb8f8 100644 --- a/include/asm-mips/cacheops.h +++ b/include/asm-mips/cacheops.h @@ -64,7 +64,7 @@ #define Page_Invalidate_T 0x16 /* - * R1000-specific cacheops + * R10000-specific cacheops * * Cacheops 0x02, 0x06, 0x0a, 0x0c-0x0e, 0x16, 0x1a and 0x1e are unused. * Most of the _S cacheops are identical to the R4000SC _SD cacheops. diff --git a/include/asm-sh/cacheflush.h b/include/asm-sh/cacheflush.h index 9d528ada3c1486..e034c3604111b2 100644 --- a/include/asm-sh/cacheflush.h +++ b/include/asm-sh/cacheflush.h @@ -43,6 +43,12 @@ extern void __flush_purge_region(void *start, int size); extern void __flush_invalidate_region(void *start, int size); #endif +#define ARCH_HAS_FLUSH_KERNEL_DCACHE_PAGE +static inline void flush_kernel_dcache_page(struct page *page) +{ + flush_dcache_page(page); +} + #if defined(CONFIG_CPU_SH4) && !defined(CONFIG_CACHE_OFF) extern void copy_to_user_page(struct vm_area_struct *vma, struct page *page, unsigned long vaddr, void *dst, const void *src, diff --git a/include/asm-sh/uaccess.h b/include/asm-sh/uaccess.h index f18a1a5c95c0ad..77c391fa93d638 100644 --- a/include/asm-sh/uaccess.h +++ b/include/asm-sh/uaccess.h @@ -73,38 +73,26 @@ static inline int __access_ok(unsigned long addr, unsigned long size) /* * __access_ok: Check if address with size is OK or not. * - * We do three checks: - * (1) is it user space? - * (2) addr + size --> carry? - * (3) addr + size >= 0x80000000 (PAGE_OFFSET) + * Uhhuh, this needs 33-bit arithmetic. We have a carry.. * - * (1) (2) (3) | RESULT - * 0 0 0 | ok - * 0 0 1 | ok - * 0 1 0 | bad - * 0 1 1 | bad - * 1 0 0 | ok - * 1 0 1 | bad - * 1 1 0 | bad - * 1 1 1 | bad + * sum := addr + size; carry? --> flag = true; + * if (sum >= addr_limit) flag = true; */ static inline int __access_ok(unsigned long addr, unsigned long size) { - unsigned long flag, tmp; - - __asm__("stc r7_bank, %0\n\t" - "mov.l @(8,%0), %0\n\t" - "clrt\n\t" - "addc %2, %1\n\t" - "and %1, %0\n\t" - "rotcl %0\n\t" - "rotcl %0\n\t" - "and #3, %0" - : "=&z" (flag), "=r" (tmp) - : "r" (addr), "1" (size) - : "t"); - + unsigned long flag, sum; + + __asm__("clrt\n\t" + "addc %3, %1\n\t" + "movt %0\n\t" + "cmp/hi %4, %1\n\t" + "rotcl %0" + :"=&r" (flag), "=r" (sum) + :"1" (addr), "r" (size), + "r" (current_thread_info()->addr_limit.seg) + :"t"); return flag == 0; + } #endif /* CONFIG_MMU */ diff --git a/include/linux/i2c-id.h b/include/linux/i2c-id.h index 88c81403eb3ff8..e18017d457583d 100644 --- a/include/linux/i2c-id.h +++ b/include/linux/i2c-id.h @@ -23,6 +23,10 @@ #ifndef LINUX_I2C_ID_H #define LINUX_I2C_ID_H +/* Please note that I2C driver IDs are optional. They are only needed if a + legacy chip driver needs to identify a bus or a bus driver needs to + identify a legacy client. If you don't need them, just don't set them. */ + /* * ---- Driver types ----------------------------------------------------- */ diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index 023656d2f1da02..7f2215139e9aa8 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -2322,6 +2322,8 @@ #define PCI_DEVICE_ID_INTEL_ICH9_4 0x2914 #define PCI_DEVICE_ID_INTEL_ICH9_5 0x2919 #define PCI_DEVICE_ID_INTEL_ICH9_6 0x2930 +#define PCI_DEVICE_ID_INTEL_ICH9_7 0x2916 +#define PCI_DEVICE_ID_INTEL_ICH9_8 0x2918 #define PCI_DEVICE_ID_INTEL_82855PM_HB 0x3340 #define PCI_DEVICE_ID_INTEL_82830_HB 0x3575 #define PCI_DEVICE_ID_INTEL_82830_CGC 0x3577 diff --git a/include/linux/pm.h b/include/linux/pm.h index 09a309b7b5d2d4..b78e0295adf434 100644 --- a/include/linux/pm.h +++ b/include/linux/pm.h @@ -246,6 +246,15 @@ static inline int call_platform_enable_wakeup(struct device *dev, int is_on) device_set_wakeup_enable(dev,val); \ } while(0) +/* + * Global Power Management flags + * Used to keep APM and ACPI from both being active + */ +extern unsigned int pm_flags; + +#define PM_APM 1 +#define PM_ACPI 2 + #endif /* __KERNEL__ */ #endif /* _LINUX_PM_H */ diff --git a/include/linux/pm_legacy.h b/include/linux/pm_legacy.h index 514729a446888e..446f4f42b95289 100644 --- a/include/linux/pm_legacy.h +++ b/include/linux/pm_legacy.h @@ -4,10 +4,6 @@ #ifdef CONFIG_PM_LEGACY -extern int pm_active; - -#define PM_IS_ACTIVE() (pm_active != 0) - /* * Register a device with power management */ @@ -21,8 +17,6 @@ int __deprecated pm_send_all(pm_request_t rqst, void *data); #else /* CONFIG_PM_LEGACY */ -#define PM_IS_ACTIVE() 0 - static inline struct pm_dev *pm_register(pm_dev_t type, unsigned long id, pm_callback callback) diff --git a/include/linux/pnp.h b/include/linux/pnp.h index 0a0426c2867d7f..2a6d62c7d2d1a5 100644 --- a/include/linux/pnp.h +++ b/include/linux/pnp.h @@ -13,7 +13,7 @@ #include <linux/errno.h> #include <linux/mod_devicetable.h> -#define PNP_MAX_PORT 24 +#define PNP_MAX_PORT 40 #define PNP_MAX_MEM 12 #define PNP_MAX_IRQ 2 #define PNP_MAX_DMA 2 diff --git a/include/linux/scatterlist.h b/include/linux/scatterlist.h index 416e000dfe81c0..e3ff21dbac536f 100644 --- a/include/linux/scatterlist.h +++ b/include/linux/scatterlist.h @@ -191,8 +191,8 @@ static inline void sg_chain(struct scatterlist *prv, unsigned int prv_nents, /* * offset and length are unused for chain entry. Clear them. */ - prv->offset = 0; - prv->length = 0; + prv[prv_nents - 1].offset = 0; + prv[prv_nents - 1].length = 0; /* * Set lowest bit to indicate a link pointer, and make sure to clear diff --git a/include/linux/sched.h b/include/linux/sched.h index ac3d496fbd2026..cc14656f86829a 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -1255,13 +1255,6 @@ struct pid_namespace; * * set_task_vxid() : assigns a virtual id to a task; * - * task_ppid_nr_ns() : the parent's id as seen from the namespace specified. - * the result depends on the namespace and whether the - * task in question is the namespace's init. e.g. for the - * namespace's init this will return 0 when called from - * the namespace of this init, or appropriate id otherwise. - * - * * see also pid_nr() etc in include/linux/pid.h */ @@ -1317,12 +1310,6 @@ static inline pid_t task_session_vnr(struct task_struct *tsk) } -static inline pid_t task_ppid_nr_ns(struct task_struct *tsk, - struct pid_namespace *ns) -{ - return pid_nr_ns(task_pid(rcu_dereference(tsk->real_parent)), ns); -} - /** * pid_alive - check that a task structure is not stale * @p: Task structure to be checked. diff --git a/include/linux/writeback.h b/include/linux/writeback.h index bef7d66601cbfc..c6148bbf1250a3 100644 --- a/include/linux/writeback.h +++ b/include/linux/writeback.h @@ -62,7 +62,6 @@ struct writeback_control { unsigned for_reclaim:1; /* Invoked from the page allocator */ unsigned for_writepages:1; /* This is a writepages() call */ unsigned range_cyclic:1; /* range_start is cyclic */ - unsigned more_io:1; /* more io to be dispatched */ }; /* diff --git a/kernel/module.c b/kernel/module.c index 91fe6958b6e1b2..c2e3e2e98801df 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -2214,29 +2214,34 @@ static const char *get_ksymbol(struct module *mod, /* For kallsyms to ask for address resolution. NULL means not found. We don't lock, as this is used for oops resolution and races are a lesser concern. */ +/* FIXME: Risky: returns a pointer into a module w/o lock */ const char *module_address_lookup(unsigned long addr, unsigned long *size, unsigned long *offset, char **modname) { struct module *mod; + const char *ret = NULL; + preempt_disable(); list_for_each_entry(mod, &modules, list) { if (within(addr, mod->module_init, mod->init_size) || within(addr, mod->module_core, mod->core_size)) { if (modname) *modname = mod->name; - return get_ksymbol(mod, addr, size, offset); + ret = get_ksymbol(mod, addr, size, offset); + break; } } - return NULL; + preempt_enable(); + return ret; } int lookup_module_symbol_name(unsigned long addr, char *symname) { struct module *mod; - mutex_lock(&module_mutex); + preempt_disable(); list_for_each_entry(mod, &modules, list) { if (within(addr, mod->module_init, mod->init_size) || within(addr, mod->module_core, mod->core_size)) { @@ -2246,12 +2251,12 @@ int lookup_module_symbol_name(unsigned long addr, char *symname) if (!sym) goto out; strlcpy(symname, sym, KSYM_NAME_LEN); - mutex_unlock(&module_mutex); + preempt_enable(); return 0; } } out: - mutex_unlock(&module_mutex); + preempt_enable(); return -ERANGE; } @@ -2260,7 +2265,7 @@ int lookup_module_symbol_attrs(unsigned long addr, unsigned long *size, { struct module *mod; - mutex_lock(&module_mutex); + preempt_disable(); list_for_each_entry(mod, &modules, list) { if (within(addr, mod->module_init, mod->init_size) || within(addr, mod->module_core, mod->core_size)) { @@ -2273,12 +2278,12 @@ int lookup_module_symbol_attrs(unsigned long addr, unsigned long *size, strlcpy(modname, mod->name, MODULE_NAME_LEN); if (name) strlcpy(name, sym, KSYM_NAME_LEN); - mutex_unlock(&module_mutex); + preempt_enable(); return 0; } } out: - mutex_unlock(&module_mutex); + preempt_enable(); return -ERANGE; } @@ -2287,7 +2292,7 @@ int module_get_kallsym(unsigned int symnum, unsigned long *value, char *type, { struct module *mod; - mutex_lock(&module_mutex); + preempt_disable(); list_for_each_entry(mod, &modules, list) { if (symnum < mod->num_symtab) { *value = mod->symtab[symnum].st_value; @@ -2296,12 +2301,12 @@ int module_get_kallsym(unsigned int symnum, unsigned long *value, char *type, KSYM_NAME_LEN); strlcpy(module_name, mod->name, MODULE_NAME_LEN); *exported = is_exported(name, mod); - mutex_unlock(&module_mutex); + preempt_enable(); return 0; } symnum -= mod->num_symtab; } - mutex_unlock(&module_mutex); + preempt_enable(); return -ERANGE; } @@ -2324,6 +2329,7 @@ unsigned long module_kallsyms_lookup_name(const char *name) unsigned long ret = 0; /* Don't lock: we're in enough trouble already. */ + preempt_disable(); if ((colon = strchr(name, ':')) != NULL) { *colon = '\0'; if ((mod = find_module(name)) != NULL) @@ -2334,6 +2340,7 @@ unsigned long module_kallsyms_lookup_name(const char *name) if ((ret = mod_find_symname(mod, name)) != 0) break; } + preempt_enable(); return ret; } #endif /* CONFIG_KALLSYMS */ diff --git a/kernel/power/main.c b/kernel/power/main.c index 3cdf95b1dc92af..f71c9504a5c5ed 100644 --- a/kernel/power/main.c +++ b/kernel/power/main.c @@ -28,6 +28,9 @@ BLOCKING_NOTIFIER_HEAD(pm_chain_head); DEFINE_MUTEX(pm_mutex); +unsigned int pm_flags; +EXPORT_SYMBOL(pm_flags); + #ifdef CONFIG_SUSPEND /* This is just an arbitrary number */ diff --git a/kernel/power/pm.c b/kernel/power/pm.c index c50d15266c1096..60c73fa670d5a6 100644 --- a/kernel/power/pm.c +++ b/kernel/power/pm.c @@ -27,8 +27,6 @@ #include <linux/interrupt.h> #include <linux/mutex.h> -int pm_active; - /* * Locking notes: * pm_devs_lock can be a semaphore providing pm ops are not called @@ -204,6 +202,4 @@ int pm_send_all(pm_request_t rqst, void *data) EXPORT_SYMBOL(pm_register); EXPORT_SYMBOL(pm_send_all); -EXPORT_SYMBOL(pm_active); - diff --git a/kernel/timer.c b/kernel/timer.c index d4527dcef1af8b..26671f4db07f58 100644 --- a/kernel/timer.c +++ b/kernel/timer.c @@ -978,7 +978,7 @@ asmlinkage long sys_getppid(void) int pid; rcu_read_lock(); - pid = task_ppid_nr_ns(current, current->nsproxy->pid_ns); + pid = task_tgid_nr_ns(current->real_parent, current->nsproxy->pid_ns); rcu_read_unlock(); return pid; diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 7224a4f071067c..e0fda156f0212a 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -418,9 +418,14 @@ static struct page *alloc_huge_page_private(struct vm_area_struct *vma, if (free_huge_pages > resv_huge_pages) page = dequeue_huge_page(vma, addr); spin_unlock(&hugetlb_lock); - if (!page) + if (!page) { page = alloc_buddy_huge_page(vma, addr); - return page ? page : ERR_PTR(-VM_FAULT_OOM); + if (!page) { + hugetlb_put_quota(vma->vm_file->f_mapping, 1); + return ERR_PTR(-VM_FAULT_OOM); + } + } + return page; } static struct page *alloc_huge_page(struct vm_area_struct *vma, @@ -1206,8 +1211,10 @@ int hugetlb_reserve_pages(struct inode *inode, long from, long to) if (hugetlb_get_quota(inode->i_mapping, chg)) return -ENOSPC; ret = hugetlb_acct_memory(chg); - if (ret < 0) + if (ret < 0) { + hugetlb_put_quota(inode->i_mapping, chg); return ret; + } region_add(&inode->i_mapping->private_list, from, to); return 0; } diff --git a/mm/page-writeback.c b/mm/page-writeback.c index d55cfcae2ef1fe..3d3848fa6324ee 100644 --- a/mm/page-writeback.c +++ b/mm/page-writeback.c @@ -558,7 +558,6 @@ static void background_writeout(unsigned long _min_pages) global_page_state(NR_UNSTABLE_NFS) < background_thresh && min_pages <= 0) break; - wbc.more_io = 0; wbc.encountered_congestion = 0; wbc.nr_to_write = MAX_WRITEBACK_PAGES; wbc.pages_skipped = 0; @@ -566,9 +565,8 @@ static void background_writeout(unsigned long _min_pages) min_pages -= MAX_WRITEBACK_PAGES - wbc.nr_to_write; if (wbc.nr_to_write > 0 || wbc.pages_skipped > 0) { /* Wrote less than expected */ - if (wbc.encountered_congestion || wbc.more_io) - congestion_wait(WRITE, HZ/10); - else + congestion_wait(WRITE, HZ/10); + if (!wbc.encountered_congestion) break; } } @@ -633,12 +631,11 @@ static void wb_kupdate(unsigned long arg) global_page_state(NR_UNSTABLE_NFS) + (inodes_stat.nr_inodes - inodes_stat.nr_unused); while (nr_to_write > 0) { - wbc.more_io = 0; wbc.encountered_congestion = 0; wbc.nr_to_write = MAX_WRITEBACK_PAGES; writeback_inodes(&wbc); if (wbc.nr_to_write > 0) { - if (wbc.encountered_congestion || wbc.more_io) + if (wbc.encountered_congestion) congestion_wait(WRITE, HZ/10); else break; /* All the old data is written */ diff --git a/mm/quicklist.c b/mm/quicklist.c index ae8189c2799e99..3f703f7cb39805 100644 --- a/mm/quicklist.c +++ b/mm/quicklist.c @@ -26,9 +26,17 @@ DEFINE_PER_CPU(struct quicklist, quicklist)[CONFIG_NR_QUICK]; static unsigned long max_pages(unsigned long min_pages) { unsigned long node_free_pages, max; + struct zone *zones = NODE_DATA(numa_node_id())->node_zones; + + node_free_pages = +#ifdef CONFIG_ZONE_DMA + zone_page_state(&zones[ZONE_DMA], NR_FREE_PAGES) + +#endif +#ifdef CONFIG_ZONE_DMA32 + zone_page_state(&zones[ZONE_DMA32], NR_FREE_PAGES) + +#endif + zone_page_state(&zones[ZONE_NORMAL], NR_FREE_PAGES); - node_free_pages = node_page_state(numa_node_id(), - NR_FREE_PAGES); max = node_free_pages / FRACTION_OF_NODE_MEM; return max(max, min_pages); } diff --git a/sound/oss/msnd.h b/sound/oss/msnd.h index 05cf7865be5e60..d0ca582c4583e3 100644 --- a/sound/oss/msnd.h +++ b/sound/oss/msnd.h @@ -233,8 +233,8 @@ typedef struct multisound_dev { spinlock_t lock; int nresets; unsigned long recsrc; - int left_levels[16]; - int right_levels[16]; + int left_levels[32]; + int right_levels[32]; int mixer_mod_count; int calibrate_signal; int play_sample_size, play_sample_rate, play_channels; |