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Merge branch 'for_2.6.39/pm-misc' of ssh://master.kernel.org/pub/scm/linux/kernel/git/khilman/linux-omap-pm into omap-for-linus

Browse Source
This commit is contained in:
Tony Lindgren 2011-03-10 18:54:14 -08:00
commit 94a06b74e7
212 changed files with 1768 additions and 1126 deletions
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6
Documentation/networking/00-INDEX
View File

@ -40,8 +40,6 @@ decnet.txt
- info on using the DECnet networking layer in Linux.
depca.txt
- the Digital DEPCA/EtherWORKS DE1?? and DE2?? LANCE Ethernet driver
dgrs.txt
- the Digi International RightSwitch SE-X Ethernet driver
dmfe.txt
- info on the Davicom DM9102(A)/DM9132/DM9801 fast ethernet driver.
e100.txt
@ -50,8 +48,6 @@ e1000.txt
- info on Intel's E1000 line of gigabit ethernet boards
eql.txt
- serial IP load balancing
ethertap.txt
- the Ethertap user space packet reception and transmission driver
ewrk3.txt
- the Digital EtherWORKS 3 DE203/4/5 Ethernet driver
filter.txt
@ -104,8 +100,6 @@ tuntap.txt
- TUN/TAP device driver, allowing user space Rx/Tx of packets.
vortex.txt
- info on using 3Com Vortex (3c590, 3c592, 3c595, 3c597) Ethernet cards.
wavelan.txt
- AT&T GIS (nee NCR) WaveLAN card: An Ethernet-like radio transceiver
x25.txt
- general info on X.25 development.
x25-iface.txt

9
Documentation/networking/dns_resolver.txt
View File

@ -61,7 +61,6 @@ before the more general line given above as the first match is the one taken.
create dns_resolver foo:* * /usr/sbin/dns.foo %k
=====
USAGE
=====
@ -104,6 +103,14 @@ implemented in the module can be called after doing:
returned also.
===============================
READING DNS KEYS FROM USERSPACE
===============================
Keys of dns_resolver type can be read from userspace using keyctl_read() or
"keyctl read/print/pipe".
=========
MECHANISM
=========

17
MAINTAINERS
View File

@ -1010,6 +1010,15 @@ L: linux-samsung-soc@vger.kernel.org (moderated for non-subscribers)
S: Maintained
F: arch/arm/mach-s5p*/
ARM/SAMSUNG MOBILE MACHINE SUPPORT
M: Kyungmin Park <kyungmin.park@samsung.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
F: arch/arm/mach-s5pv210/mach-aquila.c
F: arch/arm/mach-s5pv210/mach-goni.c
F: arch/arm/mach-exynos4/mach-universal_c210.c
F: arch/arm/mach-exynos4/mach-nuri.c
ARM/SAMSUNG S5P SERIES FIMC SUPPORT
M: Kyungmin Park <kyungmin.park@samsung.com>
M: Sylwester Nawrocki <s.nawrocki@samsung.com>
@ -1467,6 +1476,7 @@ F: include/net/bluetooth/
BONDING DRIVER
M: Jay Vosburgh <fubar@us.ibm.com>
M: Andy Gospodarek <andy@greyhouse.net>
L: netdev@vger.kernel.org
W: http://sourceforge.net/projects/bonding/
S: Supported
@ -2033,7 +2043,7 @@ F: Documentation/scsi/dc395x.txt
F: drivers/scsi/dc395x.*
DCCP PROTOCOL
M: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
M: Gerrit Renker <gerrit@erg.abdn.ac.uk>
L: dccp@vger.kernel.org
W: http://www.linuxfoundation.org/collaborate/workgroups/networking/dccp
S: Maintained
@ -3519,7 +3529,7 @@ F: drivers/hwmon/jc42.c
F: Documentation/hwmon/jc42
JFS FILESYSTEM
M: Dave Kleikamp <shaggy@linux.vnet.ibm.com>
M: Dave Kleikamp <shaggy@kernel.org>
L: jfs-discussion@lists.sourceforge.net
W: http://jfs.sourceforge.net/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/shaggy/jfs-2.6.git
@ -4491,7 +4501,7 @@ S: Maintained
F: arch/arm/*omap*/*clock*
OMAP POWER MANAGEMENT SUPPORT
M: Kevin Hilman <khilman@deeprootsystems.com>
M: Kevin Hilman <khilman@ti.com>
L: linux-omap@vger.kernel.org
S: Maintained
F: arch/arm/*omap*/*pm*
@ -5171,6 +5181,7 @@ F: drivers/char/random.c
RAPIDIO SUBSYSTEM
M: Matt Porter <mporter@kernel.crashing.org>
M: Alexandre Bounine <alexandre.bounine@idt.com>
S: Maintained
F: drivers/rapidio/

2
Makefile
View File

@ -1,7 +1,7 @@
VERSION = 2
PATCHLEVEL = 6
SUBLEVEL = 38
EXTRAVERSION = -rc7
EXTRAVERSION = -rc8
NAME = Flesh-Eating Bats with Fangs
# *DOCUMENTATION*

1
arch/alpha/Kconfig
View File

@ -11,6 +11,7 @@ config ALPHA
select HAVE_GENERIC_HARDIRQS
select GENERIC_IRQ_PROBE
select AUTO_IRQ_AFFINITY if SMP
select GENERIC_HARDIRQS_NO_DEPRECATED
help
The Alpha is a 64-bit general-purpose processor designed and
marketed by the Digital Equipment Corporation of blessed memory,

13
arch/alpha/kernel/irq.c
View File

@ -44,11 +44,16 @@ static char irq_user_affinity[NR_IRQS];
int irq_select_affinity(unsigned int irq)
{
struct irq_desc *desc = irq_to_desc[irq];
struct irq_data *data = irq_get_irq_data(irq);
struct irq_chip *chip;
static int last_cpu;
int cpu = last_cpu + 1;
if (!desc || !get_irq_desc_chip(desc)->set_affinity || irq_user_affinity[irq])
if (!data)
return 1;
chip = irq_data_get_irq_chip(data);
if (!chip->irq_set_affinity || irq_user_affinity[irq])
return 1;
while (!cpu_possible(cpu) ||
@ -56,8 +61,8 @@ int irq_select_affinity(unsigned int irq)
cpu = (cpu < (NR_CPUS-1) ? cpu + 1 : 0);
last_cpu = cpu;
cpumask_copy(desc->affinity, cpumask_of(cpu));
get_irq_desc_chip(desc)->set_affinity(irq, cpumask_of(cpu));
cpumask_copy(data->affinity, cpumask_of(cpu));
chip->irq_set_affinity(data, cpumask_of(cpu), false);
return 0;
}
#endif /* CONFIG_SMP */

11
arch/alpha/kernel/irq_alpha.c
View File

@ -228,14 +228,9 @@ struct irqaction timer_irqaction = {
void __init
init_rtc_irq(void)
{
struct irq_desc *desc = irq_to_desc(RTC_IRQ);
if (desc) {
desc->status |= IRQ_DISABLED;
set_irq_chip_and_handler_name(RTC_IRQ, &no_irq_chip,
handle_simple_irq, "RTC");
setup_irq(RTC_IRQ, &timer_irqaction);
}
set_irq_chip_and_handler_name(RTC_IRQ, &no_irq_chip,
handle_simple_irq, "RTC");
setup_irq(RTC_IRQ, &timer_irqaction);
}
/* Dummy irqactions. */

18
arch/alpha/kernel/irq_i8259.c
View File

@ -33,10 +33,10 @@ i8259_update_irq_hw(unsigned int irq, unsigned long mask)
}
inline void
i8259a_enable_irq(unsigned int irq)
i8259a_enable_irq(struct irq_data *d)
{
spin_lock(&i8259_irq_lock);
i8259_update_irq_hw(irq, cached_irq_mask &= ~(1 << irq));
i8259_update_irq_hw(d->irq, cached_irq_mask &= ~(1 << d->irq));
spin_unlock(&i8259_irq_lock);
}
@ -47,16 +47,18 @@ __i8259a_disable_irq(unsigned int irq)
}
void
i8259a_disable_irq(unsigned int irq)
i8259a_disable_irq(struct irq_data *d)
{
spin_lock(&i8259_irq_lock);
__i8259a_disable_irq(irq);
__i8259a_disable_irq(d->irq);
spin_unlock(&i8259_irq_lock);
}
void
i8259a_mask_and_ack_irq(unsigned int irq)
i8259a_mask_and_ack_irq(struct irq_data *d)
{
unsigned int irq = d->irq;
spin_lock(&i8259_irq_lock);
__i8259a_disable_irq(irq);
@ -71,9 +73,9 @@ i8259a_mask_and_ack_irq(unsigned int irq)
struct irq_chip i8259a_irq_type = {
.name = "XT-PIC",
.unmask = i8259a_enable_irq,
.mask = i8259a_disable_irq,
.mask_ack = i8259a_mask_and_ack_irq,
.irq_unmask = i8259a_enable_irq,
.irq_mask = i8259a_disable_irq,
.irq_mask_ack = i8259a_mask_and_ack_irq,
};
void __init

8
arch/alpha/kernel/irq_impl.h
View File

@ -31,11 +31,9 @@ extern void init_rtc_irq(void);
extern void common_init_isa_dma(void);
extern void i8259a_enable_irq(unsigned int);
extern void i8259a_disable_irq(unsigned int);
extern void i8259a_mask_and_ack_irq(unsigned int);
extern unsigned int i8259a_startup_irq(unsigned int);
extern void i8259a_end_irq(unsigned int);
extern void i8259a_enable_irq(struct irq_data *d);
extern void i8259a_disable_irq(struct irq_data *d);
extern void i8259a_mask_and_ack_irq(struct irq_data *d);
extern struct irq_chip i8259a_irq_type;
extern void init_i8259a_irqs(void);

20
arch/alpha/kernel/irq_pyxis.c
View File

@ -29,21 +29,21 @@ pyxis_update_irq_hw(unsigned long mask)
}
static inline void
pyxis_enable_irq(unsigned int irq)
pyxis_enable_irq(struct irq_data *d)
{
pyxis_update_irq_hw(cached_irq_mask |= 1UL << (irq - 16));
pyxis_update_irq_hw(cached_irq_mask |= 1UL << (d->irq - 16));
}
static void
pyxis_disable_irq(unsigned int irq)
pyxis_disable_irq(struct irq_data *d)
{
pyxis_update_irq_hw(cached_irq_mask &= ~(1UL << (irq - 16)));
pyxis_update_irq_hw(cached_irq_mask &= ~(1UL << (d->irq - 16)));
}
static void
pyxis_mask_and_ack_irq(unsigned int irq)
pyxis_mask_and_ack_irq(struct irq_data *d)
{
unsigned long bit = 1UL << (irq - 16);
unsigned long bit = 1UL << (d->irq - 16);
unsigned long mask = cached_irq_mask &= ~bit;
/* Disable the interrupt. */
@ -58,9 +58,9 @@ pyxis_mask_and_ack_irq(unsigned int irq)
static struct irq_chip pyxis_irq_type = {
.name = "PYXIS",
.mask_ack = pyxis_mask_and_ack_irq,
.mask = pyxis_disable_irq,
.unmask = pyxis_enable_irq,
.irq_mask_ack = pyxis_mask_and_ack_irq,
.irq_mask = pyxis_disable_irq,
.irq_unmask = pyxis_enable_irq,
};
void
@ -103,7 +103,7 @@ init_pyxis_irqs(unsigned long ignore_mask)
if ((ignore_mask >> i) & 1)
continue;
set_irq_chip_and_handler(i, &pyxis_irq_type, handle_level_irq);
irq_to_desc(i)->status |= IRQ_LEVEL;
irq_set_status_flags(i, IRQ_LEVEL);
}
setup_irq(16+7, &isa_cascade_irqaction);

16
arch/alpha/kernel/irq_srm.c
View File

@ -18,27 +18,27 @@
DEFINE_SPINLOCK(srm_irq_lock);
static inline void
srm_enable_irq(unsigned int irq)
srm_enable_irq(struct irq_data *d)
{
spin_lock(&srm_irq_lock);
cserve_ena(irq - 16);
cserve_ena(d->irq - 16);
spin_unlock(&srm_irq_lock);
}
static void
srm_disable_irq(unsigned int irq)
srm_disable_irq(struct irq_data *d)
{
spin_lock(&srm_irq_lock);
cserve_dis(irq - 16);
cserve_dis(d->irq - 16);
spin_unlock(&srm_irq_lock);
}
/* Handle interrupts from the SRM, assuming no additional weirdness. */
static struct irq_chip srm_irq_type = {
.name = "SRM",
.unmask = srm_enable_irq,
.mask = srm_disable_irq,
.mask_ack = srm_disable_irq,
.irq_unmask = srm_enable_irq,
.irq_mask = srm_disable_irq,
.irq_mask_ack = srm_disable_irq,
};
void __init
@ -52,7 +52,7 @@ init_srm_irqs(long max, unsigned long ignore_mask)
if (i < 64 && ((ignore_mask >> i) & 1))
continue;
set_irq_chip_and_handler(i, &srm_irq_type, handle_level_irq);
irq_to_desc(i)->status |= IRQ_LEVEL;
irq_set_status_flags(i, IRQ_LEVEL);
}
}

28
arch/alpha/kernel/sys_alcor.c
View File

@ -44,31 +44,31 @@ alcor_update_irq_hw(unsigned long mask)
}
static inline void
alcor_enable_irq(unsigned int irq)
alcor_enable_irq(struct irq_data *d)
{
alcor_update_irq_hw(cached_irq_mask |= 1UL << (irq - 16));
alcor_update_irq_hw(cached_irq_mask |= 1UL << (d->irq - 16));
}
static void
alcor_disable_irq(unsigned int irq)
alcor_disable_irq(struct irq_data *d)
{
alcor_update_irq_hw(cached_irq_mask &= ~(1UL << (irq - 16)));
alcor_update_irq_hw(cached_irq_mask &= ~(1UL << (d->irq - 16)));
}
static void
alcor_mask_and_ack_irq(unsigned int irq)
alcor_mask_and_ack_irq(struct irq_data *d)
{
alcor_disable_irq(irq);
alcor_disable_irq(d);
/* On ALCOR/XLT, need to dismiss interrupt via GRU. */
*(vuip)GRU_INT_CLEAR = 1 << (irq - 16); mb();
*(vuip)GRU_INT_CLEAR = 1 << (d->irq - 16); mb();
*(vuip)GRU_INT_CLEAR = 0; mb();
}
static void
alcor_isa_mask_and_ack_irq(unsigned int irq)
alcor_isa_mask_and_ack_irq(struct irq_data *d)
{
i8259a_mask_and_ack_irq(irq);
i8259a_mask_and_ack_irq(d);
/* On ALCOR/XLT, need to dismiss interrupt via GRU. */
*(vuip)GRU_INT_CLEAR = 0x80000000; mb();
@ -77,9 +77,9 @@ alcor_isa_mask_and_ack_irq(unsigned int irq)
static struct irq_chip alcor_irq_type = {
.name = "ALCOR",
.unmask = alcor_enable_irq,
.mask = alcor_disable_irq,
.mask_ack = alcor_mask_and_ack_irq,
.irq_unmask = alcor_enable_irq,
.irq_mask = alcor_disable_irq,
.irq_mask_ack = alcor_mask_and_ack_irq,
};
static void
@ -126,9 +126,9 @@ alcor_init_irq(void)
if (i >= 16+20 && i <= 16+30)
continue;
set_irq_chip_and_handler(i, &alcor_irq_type, handle_level_irq);
irq_to_desc(i)->status |= IRQ_LEVEL;
irq_set_status_flags(i, IRQ_LEVEL);
}
i8259a_irq_type.ack = alcor_isa_mask_and_ack_irq;
i8259a_irq_type.irq_ack = alcor_isa_mask_and_ack_irq;
init_i8259a_irqs();
common_init_isa_dma();

16
arch/alpha/kernel/sys_cabriolet.c
View File

@ -46,22 +46,22 @@ cabriolet_update_irq_hw(unsigned int irq, unsigned long mask)
}
static inline void
cabriolet_enable_irq(unsigned int irq)
cabriolet_enable_irq(struct irq_data *d)
{
cabriolet_update_irq_hw(irq, cached_irq_mask &= ~(1UL << irq));
cabriolet_update_irq_hw(d->irq, cached_irq_mask &= ~(1UL << d->irq));
}
static void
cabriolet_disable_irq(unsigned int irq)
cabriolet_disable_irq(struct irq_data *d)
{
cabriolet_update_irq_hw(irq, cached_irq_mask |= 1UL << irq);
cabriolet_update_irq_hw(d->irq, cached_irq_mask |= 1UL << d->irq);
}
static struct irq_chip cabriolet_irq_type = {
.name = "CABRIOLET",
.unmask = cabriolet_enable_irq,
.mask = cabriolet_disable_irq,
.mask_ack = cabriolet_disable_irq,
.irq_unmask = cabriolet_enable_irq,
.irq_mask = cabriolet_disable_irq,
.irq_mask_ack = cabriolet_disable_irq,
};
static void
@ -107,7 +107,7 @@ common_init_irq(void (*srm_dev_int)(unsigned long v))
for (i = 16; i < 35; ++i) {
set_irq_chip_and_handler(i, &cabriolet_irq_type,
handle_level_irq);
irq_to_desc(i)->status |= IRQ_LEVEL;
irq_set_status_flags(i, IRQ_LEVEL);
}
}

52
arch/alpha/kernel/sys_dp264.c
View File

@ -98,37 +98,37 @@ tsunami_update_irq_hw(unsigned long mask)
}
static void
dp264_enable_irq(unsigned int irq)
dp264_enable_irq(struct irq_data *d)
{
spin_lock(&dp264_irq_lock);
cached_irq_mask |= 1UL << irq;
cached_irq_mask |= 1UL << d->irq;
tsunami_update_irq_hw(cached_irq_mask);
spin_unlock(&dp264_irq_lock);
}
static void
dp264_disable_irq(unsigned int irq)
dp264_disable_irq(struct irq_data *d)
{
spin_lock(&dp264_irq_lock);
cached_irq_mask &= ~(1UL << irq);
cached_irq_mask &= ~(1UL << d->irq);
tsunami_update_irq_hw(cached_irq_mask);
spin_unlock(&dp264_irq_lock);
}
static void
clipper_enable_irq(unsigned int irq)
clipper_enable_irq(struct irq_data *d)
{
spin_lock(&dp264_irq_lock);
cached_irq_mask |= 1UL << (irq - 16);
cached_irq_mask |= 1UL << (d->irq - 16);
tsunami_update_irq_hw(cached_irq_mask);
spin_unlock(&dp264_irq_lock);
}
static void
clipper_disable_irq(unsigned int irq)
clipper_disable_irq(struct irq_data *d)
{
spin_lock(&dp264_irq_lock);
cached_irq_mask &= ~(1UL << (irq - 16));
cached_irq_mask &= ~(1UL << (d->irq - 16));
tsunami_update_irq_hw(cached_irq_mask);
spin_unlock(&dp264_irq_lock);
}
@ -149,10 +149,11 @@ cpu_set_irq_affinity(unsigned int irq, cpumask_t affinity)
}
static int
dp264_set_affinity(unsigned int irq, const struct cpumask *affinity)
{
dp264_set_affinity(struct irq_data *d, const struct cpumask *affinity,
bool force)
{
spin_lock(&dp264_irq_lock);
cpu_set_irq_affinity(irq, *affinity);
cpu_set_irq_affinity(d->irq, *affinity);
tsunami_update_irq_hw(cached_irq_mask);
spin_unlock(&dp264_irq_lock);
@ -160,10 +161,11 @@ dp264_set_affinity(unsigned int irq, const struct cpumask *affinity)
}
static int
clipper_set_affinity(unsigned int irq, const struct cpumask *affinity)
{
clipper_set_affinity(struct irq_data *d, const struct cpumask *affinity,
bool force)
{
spin_lock(&dp264_irq_lock);
cpu_set_irq_affinity(irq - 16, *affinity);
cpu_set_irq_affinity(d->irq - 16, *affinity);
tsunami_update_irq_hw(cached_irq_mask);
spin_unlock(&dp264_irq_lock);
@ -171,19 +173,19 @@ clipper_set_affinity(unsigned int irq, const struct cpumask *affinity)
}
static struct irq_chip dp264_irq_type = {
.name = "DP264",
.unmask = dp264_enable_irq,
.mask = dp264_disable_irq,
.mask_ack = dp264_disable_irq,
.set_affinity = dp264_set_affinity,
.name = "DP264",
.irq_unmask = dp264_enable_irq,
.irq_mask = dp264_disable_irq,
.irq_mask_ack = dp264_disable_irq,
.irq_set_affinity = dp264_set_affinity,
};
static struct irq_chip clipper_irq_type = {
.name = "CLIPPER",
.unmask = clipper_enable_irq,
.mask = clipper_disable_irq,
.mask_ack = clipper_disable_irq,
.set_affinity = clipper_set_affinity,
.name = "CLIPPER",
.irq_unmask = clipper_enable_irq,
.irq_mask = clipper_disable_irq,
.irq_mask_ack = clipper_disable_irq,
.irq_set_affinity = clipper_set_affinity,
};
static void
@ -268,8 +270,8 @@ init_tsunami_irqs(struct irq_chip * ops, int imin, int imax)
{
long i;
for (i = imin; i <= imax; ++i) {
irq_to_desc(i)->status |= IRQ_LEVEL;
set_irq_chip_and_handler(i, ops, handle_level_irq);
irq_set_status_flags(i, IRQ_LEVEL);
}
}

18
arch/alpha/kernel/sys_eb64p.c
View File

@ -44,22 +44,22 @@ eb64p_update_irq_hw(unsigned int irq, unsigned long mask)
}
static inline void
eb64p_enable_irq(unsigned int irq)
eb64p_enable_irq(struct irq_data *d)
{
eb64p_update_irq_hw(irq, cached_irq_mask &= ~(1 << irq));
eb64p_update_irq_hw(d->irq, cached_irq_mask &= ~(1 << d->irq));
}
static void
eb64p_disable_irq(unsigned int irq)
eb64p_disable_irq(struct irq_data *d)
{
eb64p_update_irq_hw(irq, cached_irq_mask |= 1 << irq);
eb64p_update_irq_hw(d->irq, cached_irq_mask |= 1 << d->irq);
}
static struct irq_chip eb64p_irq_type = {
.name = "EB64P",
.unmask = eb64p_enable_irq,
.mask = eb64p_disable_irq,
.mask_ack = eb64p_disable_irq,
.irq_unmask = eb64p_enable_irq,
.irq_mask = eb64p_disable_irq,
.irq_mask_ack = eb64p_disable_irq,
};
static void
@ -118,9 +118,9 @@ eb64p_init_irq(void)
init_i8259a_irqs();
for (i = 16; i < 32; ++i) {
irq_to_desc(i)->status |= IRQ_LEVEL;
set_irq_chip_and_handler(i, &eb64p_irq_type, handle_level_irq);
}
irq_set_status_flags(i, IRQ_LEVEL);
}
common_init_isa_dma();
setup_irq(16+5, &isa_cascade_irqaction);

14
arch/alpha/kernel/sys_eiger.c
View File

@ -51,16 +51,18 @@ eiger_update_irq_hw(unsigned long irq, unsigned long mask)
}
static inline void
eiger_enable_irq(unsigned int irq)
eiger_enable_irq(struct irq_data *d)
{
unsigned int irq = d->irq;
unsigned long mask;
mask = (cached_irq_mask[irq >= 64] &= ~(1UL << (irq & 63)));
eiger_update_irq_hw(irq, mask);
}
static void
eiger_disable_irq(unsigned int irq)
eiger_disable_irq(struct irq_data *d)
{
unsigned int irq = d->irq;
unsigned long mask;
mask = (cached_irq_mask[irq >= 64] |= 1UL << (irq & 63));
eiger_update_irq_hw(irq, mask);
@ -68,9 +70,9 @@ eiger_disable_irq(unsigned int irq)
static struct irq_chip eiger_irq_type = {
.name = "EIGER",
.unmask = eiger_enable_irq,
.mask = eiger_disable_irq,
.mask_ack = eiger_disable_irq,
.irq_unmask = eiger_enable_irq,
.irq_mask = eiger_disable_irq,
.irq_mask_ack = eiger_disable_irq,
};
static void
@ -136,8 +138,8 @@ eiger_init_irq(void)
init_i8259a_irqs();
for (i = 16; i < 128; ++i) {
irq_to_desc(i)->status |= IRQ_LEVEL;
set_irq_chip_and_handler(i, &eiger_irq_type, handle_level_irq);
irq_set_status_flags(i, IRQ_LEVEL);
}
}

24
arch/alpha/kernel/sys_jensen.c
View File

@ -63,34 +63,34 @@
*/
static void
jensen_local_enable(unsigned int irq)
jensen_local_enable(struct irq_data *d)
{
/* the parport is really hw IRQ 1, silly Jensen. */
if (irq == 7)
i8259a_enable_irq(1);
if (d->irq == 7)
i8259a_enable_irq(d);
}
static void
jensen_local_disable(unsigned int irq)
jensen_local_disable(struct irq_data *d)
{
/* the parport is really hw IRQ 1, silly Jensen. */
if (irq == 7)
i8259a_disable_irq(1);
if (d->irq == 7)
i8259a_disable_irq(d);
}
static void
jensen_local_mask_ack(unsigned int irq)
jensen_local_mask_ack(struct irq_data *d)
{
/* the parport is really hw IRQ 1, silly Jensen. */
if (irq == 7)
i8259a_mask_and_ack_irq(1);
if (d->irq == 7)
i8259a_mask_and_ack_irq(d);
}
static struct irq_chip jensen_local_irq_type = {
.name = "LOCAL",
.unmask = jensen_local_enable,
.mask = jensen_local_disable,
.mask_ack = jensen_local_mask_ack,
.irq_unmask = jensen_local_enable,
.irq_mask = jensen_local_disable,
.irq_mask_ack = jensen_local_mask_ack,
};
static void

42
arch/alpha/kernel/sys_marvel.c
View File

@ -104,9 +104,10 @@ io7_get_irq_ctl(unsigned int irq, struct io7 **pio7)
}
static void
io7_enable_irq(unsigned int irq)
io7_enable_irq(struct irq_data *d)
{
volatile unsigned long *ctl;
unsigned int irq = d->irq;
struct io7 *io7;
ctl = io7_get_irq_ctl(irq, &io7);
@ -115,7 +116,7 @@ io7_enable_irq(unsigned int irq)
__func__, irq);
return;
}
spin_lock(&io7->irq_lock);
*ctl |= 1UL << 24;
mb();
@ -124,9 +125,10 @@ io7_enable_irq(unsigned int irq)
}
static void
io7_disable_irq(unsigned int irq)
io7_disable_irq(struct irq_data *d)
{
volatile unsigned long *ctl;
unsigned int irq = d->irq;
struct io7 *io7;
ctl = io7_get_irq_ctl(irq, &io7);
@ -135,7 +137,7 @@ io7_disable_irq(unsigned int irq)
__func__, irq);
return;
}
spin_lock(&io7->irq_lock);
*ctl &= ~(1UL << 24);
mb();
@ -144,35 +146,29 @@ io7_disable_irq(unsigned int irq)
}
static void
marvel_irq_noop(unsigned int irq)
{
return;
}
static unsigned int
marvel_irq_noop_return(unsigned int irq)
{
return 0;
marvel_irq_noop(struct irq_data *d)
{
return;
}
static struct irq_chip marvel_legacy_irq_type = {
.name = "LEGACY",
.mask = marvel_irq_noop,
.unmask = marvel_irq_noop,
.irq_mask = marvel_irq_noop,
.irq_unmask = marvel_irq_noop,
};
static struct irq_chip io7_lsi_irq_type = {
.name = "LSI",
.unmask = io7_enable_irq,
.mask = io7_disable_irq,
.mask_ack = io7_disable_irq,
.irq_unmask = io7_enable_irq,
.irq_mask = io7_disable_irq,
.irq_mask_ack = io7_disable_irq,
};
static struct irq_chip io7_msi_irq_type = {
.name = "MSI",
.unmask = io7_enable_irq,
.mask = io7_disable_irq,
.ack = marvel_irq_noop,
.irq_unmask = io7_enable_irq,
.irq_mask = io7_disable_irq,
.irq_ack = marvel_irq_noop,
};
static void
@ -280,8 +276,8 @@ init_io7_irqs(struct io7 *io7,
/* Set up the lsi irqs. */
for (i = 0; i < 128; ++i) {
irq_to_desc(base + i)->status |= IRQ_LEVEL;
set_irq_chip_and_handler(base + i, lsi_ops, handle_level_irq);
irq_set_status_flags(i, IRQ_LEVEL);
}
/* Disable the implemented irqs in hardware. */
@ -294,8 +290,8 @@ init_io7_irqs(struct io7 *io7,
/* Set up the msi irqs. */
for (i = 128; i < (128 + 512); ++i) {
irq_to_desc(base + i)->status |= IRQ_LEVEL;
set_irq_chip_and_handler(base + i, msi_ops, handle_level_irq);
irq_set_status_flags(i, IRQ_LEVEL);
}
for (i = 0; i < 16; ++i)

16
arch/alpha/kernel/sys_mikasa.c
View File

@ -43,22 +43,22 @@ mikasa_update_irq_hw(int mask)
}
static inline void
mikasa_enable_irq(unsigned int irq)
mikasa_enable_irq(struct irq_data *d)
{
mikasa_update_irq_hw(cached_irq_mask |= 1 << (irq - 16));
mikasa_update_irq_hw(cached_irq_mask |= 1 << (d->irq - 16));
}
static void
mikasa_disable_irq(unsigned int irq)
mikasa_disable_irq(struct irq_data *d)
{
mikasa_update_irq_hw(cached_irq_mask &= ~(1 << (irq - 16)));
mikasa_update_irq_hw(cached_irq_mask &= ~(1 << (d->irq - 16)));
}
static struct irq_chip mikasa_irq_type = {
.name = "MIKASA",
.unmask = mikasa_enable_irq,
.mask = mikasa_disable_irq,
.mask_ack = mikasa_disable_irq,
.irq_unmask = mikasa_enable_irq,
.irq_mask = mikasa_disable_irq,
.irq_mask_ack = mikasa_disable_irq,
};
static void
@ -98,8 +98,8 @@ mikasa_init_irq(void)
mikasa_update_irq_hw(0);
for (i = 16; i < 32; ++i) {
irq_to_desc(i)->status |= IRQ_LEVEL;
set_irq_chip_and_handler(i, &mikasa_irq_type, handle_level_irq);
irq_set_status_flags(i, IRQ_LEVEL);
}
init_i8259a_irqs();

16
arch/alpha/kernel/sys_noritake.c
View File

@ -48,22 +48,22 @@ noritake_update_irq_hw(int irq, int mask)
}
static void
noritake_enable_irq(unsigned int irq)
noritake_enable_irq(struct irq_data *d)
{
noritake_update_irq_hw(irq, cached_irq_mask |= 1 << (irq - 16));
noritake_update_irq_hw(d->irq, cached_irq_mask |= 1 << (d->irq - 16));
}
static void
noritake_disable_irq(unsigned int irq)
noritake_disable_irq(struct irq_data *d)
{
noritake_update_irq_hw(irq, cached_irq_mask &= ~(1 << (irq - 16)));
noritake_update_irq_hw(d->irq, cached_irq_mask &= ~(1 << (d->irq - 16)));
}
static struct irq_chip noritake_irq_type = {
.name = "NORITAKE",
.unmask = noritake_enable_irq,
.mask = noritake_disable_irq,
.mask_ack = noritake_disable_irq,
.irq_unmask = noritake_enable_irq,
.irq_mask = noritake_disable_irq,
.irq_mask_ack = noritake_disable_irq,
};
static void
@ -127,8 +127,8 @@ noritake_init_irq(void)
outw(0, 0x54c);
for (i = 16; i < 48; ++i) {
irq_to_desc(i)->status |= IRQ_LEVEL;
set_irq_chip_and_handler(i, &noritake_irq_type, handle_level_irq);
irq_set_status_flags(i, IRQ_LEVEL);
}
init_i8259a_irqs();

17
arch/alpha/kernel/sys_rawhide.c
View File

@ -56,9 +56,10 @@ rawhide_update_irq_hw(int hose, int mask)
(((h) < MCPCIA_MAX_HOSES) && (cached_irq_masks[(h)] != 0))
static inline void
rawhide_enable_irq(unsigned int irq)
rawhide_enable_irq(struct irq_data *d)
{
unsigned int mask, hose;
unsigned int irq = d->irq;
irq -= 16;
hose = irq / 24;
@ -76,9 +77,10 @@ rawhide_enable_irq(unsigned int irq)
}
static void
rawhide_disable_irq(unsigned int irq)
rawhide_disable_irq(struct irq_data *d)
{
unsigned int mask, hose;
unsigned int irq = d->irq;
irq -= 16;
hose = irq / 24;
@ -96,9 +98,10 @@ rawhide_disable_irq(unsigned int irq)
}
static void
rawhide_mask_and_ack_irq(unsigned int irq)
rawhide_mask_and_ack_irq(struct irq_data *d)
{
unsigned int mask, mask1, hose;
unsigned int irq = d->irq;
irq -= 16;
hose = irq / 24;
@ -123,9 +126,9 @@ rawhide_mask_and_ack_irq(unsigned int irq)
static struct irq_chip rawhide_irq_type = {
.name = "RAWHIDE",
.unmask = rawhide_enable_irq,
.mask = rawhide_disable_irq,
.mask_ack = rawhide_mask_and_ack_irq,
.irq_unmask = rawhide_enable_irq,
.irq_mask = rawhide_disable_irq,
.irq_mask_ack = rawhide_mask_and_ack_irq,
};
static void
@ -177,8 +180,8 @@ rawhide_init_irq(void)
}
for (i = 16; i < 128; ++i) {
irq_to_desc(i)->status |= IRQ_LEVEL;
set_irq_chip_and_handler(i, &rawhide_irq_type, handle_level_irq);
irq_set_status_flags(i, IRQ_LEVEL);
}
init_i8259a_irqs();

16
arch/alpha/kernel/sys_rx164.c
View File

@ -47,22 +47,22 @@ rx164_update_irq_hw(unsigned long mask)
}
static inline void
rx164_enable_irq(unsigned int irq)
rx164_enable_irq(struct irq_data *d)
{
rx164_update_irq_hw(cached_irq_mask |= 1UL << (irq - 16));
rx164_update_irq_hw(cached_irq_mask |= 1UL << (d->irq - 16));
}
static void
rx164_disable_irq(unsigned int irq)
rx164_disable_irq(struct irq_data *d)
{
rx164_update_irq_hw(cached_irq_mask &= ~(1UL << (irq - 16)));
rx164_update_irq_hw(cached_irq_mask &= ~(1UL << (d->irq - 16)));
}
static struct irq_chip rx164_irq_type = {
.name = "RX164",
.unmask = rx164_enable_irq,
.mask = rx164_disable_irq,
.mask_ack = rx164_disable_irq,
.irq_unmask = rx164_enable_irq,
.irq_mask = rx164_disable_irq,
.irq_mask_ack = rx164_disable_irq,
};
static void
@ -99,8 +99,8 @@ rx164_init_irq(void)
rx164_update_irq_hw(0);
for (i = 16; i < 40; ++i) {
irq_to_desc(i)->status |= IRQ_LEVEL;
set_irq_chip_and_handler(i, &rx164_irq_type, handle_level_irq);
irq_set_status_flags(i, IRQ_LEVEL);
}
init_i8259a_irqs();

20
arch/alpha/kernel/sys_sable.c
View File

@ -443,11 +443,11 @@ lynx_swizzle(struct pci_dev *dev, u8 *pinp)
/* GENERIC irq routines */
static inline void
sable_lynx_enable_irq(unsigned int irq)
sable_lynx_enable_irq(struct irq_data *d)
{
unsigned long bit, mask;
bit = sable_lynx_irq_swizzle->irq_to_mask[irq];
bit = sable_lynx_irq_swizzle->irq_to_mask[d->irq];
spin_lock(&sable_lynx_irq_lock);
mask = sable_lynx_irq_swizzle->shadow_mask &= ~(1UL << bit);
sable_lynx_irq_swizzle->update_irq_hw(bit, mask);
@ -459,11 +459,11 @@ sable_lynx_enable_irq(unsigned int irq)
}
static void
sable_lynx_disable_irq(unsigned int irq)
sable_lynx_disable_irq(struct irq_data *d)
{
unsigned long bit, mask;
bit = sable_lynx_irq_swizzle->irq_to_mask[irq];
bit = sable_lynx_irq_swizzle->irq_to_mask[d->irq];
spin_lock(&sable_lynx_irq_lock);
mask = sable_lynx_irq_swizzle->shadow_mask |= 1UL << bit;
sable_lynx_irq_swizzle->update_irq_hw(bit, mask);
@ -475,11 +475,11 @@ sable_lynx_disable_irq(unsigned int irq)
}
static void
sable_lynx_mask_and_ack_irq(unsigned int irq)
sable_lynx_mask_and_ack_irq(struct irq_data *d)
{
unsigned long bit, mask;
bit = sable_lynx_irq_swizzle->irq_to_mask[irq];
bit = sable_lynx_irq_swizzle->irq_to_mask[d->irq];
spin_lock(&sable_lynx_irq_lock);
mask = sable_lynx_irq_swizzle->shadow_mask |= 1UL << bit;
sable_lynx_irq_swizzle->update_irq_hw(bit, mask);
@ -489,9 +489,9 @@ sable_lynx_mask_and_ack_irq(unsigned int irq)
static struct irq_chip sable_lynx_irq_type = {
.name = "SABLE/LYNX",
.unmask = sable_lynx_enable_irq,
.mask = sable_lynx_disable_irq,
.mask_ack = sable_lynx_mask_and_ack_irq,
.irq_unmask = sable_lynx_enable_irq,
.irq_mask = sable_lynx_disable_irq,
.irq_mask_ack = sable_lynx_mask_and_ack_irq,
};
static void
@ -518,9 +518,9 @@ sable_lynx_init_irq(int nr_of_irqs)
long i;
for (i = 0; i < nr_of_irqs; ++i) {
irq_to_desc(i)->status |= IRQ_LEVEL;
set_irq_chip_and_handler(i, &sable_lynx_irq_type,
handle_level_irq);
irq_set_status_flags(i, IRQ_LEVEL);
}
common_init_isa_dma();

14
arch/alpha/kernel/sys_takara.c
View File

@ -45,16 +45,18 @@ takara_update_irq_hw(unsigned long irq, unsigned long mask)
}
static inline void
takara_enable_irq(unsigned int irq)
takara_enable_irq(struct irq_data *d)
{
unsigned int irq = d->irq;
unsigned long mask;
mask = (cached_irq_mask[irq >= 64] &= ~(1UL << (irq & 63)));
takara_update_irq_hw(irq, mask);
}
static void
takara_disable_irq(unsigned int irq)
takara_disable_irq(struct irq_data *d)
{
unsigned int irq = d->irq;
unsigned long mask;
mask = (cached_irq_mask[irq >= 64] |= 1UL << (irq & 63));
takara_update_irq_hw(irq, mask);
@ -62,9 +64,9 @@ takara_disable_irq(unsigned int irq)
static struct irq_chip takara_irq_type = {
.name = "TAKARA",
.unmask = takara_enable_irq,
.mask = takara_disable_irq,
.mask_ack = takara_disable_irq,
.irq_unmask = takara_enable_irq,
.irq_mask = takara_disable_irq,
.irq_mask_ack = takara_disable_irq,
};
static void
@ -136,8 +138,8 @@ takara_init_irq(void)
takara_update_irq_hw(i, -1);
for (i = 16; i < 128; ++i) {
irq_to_desc(i)->status |= IRQ_LEVEL;
set_irq_chip_and_handler(i, &takara_irq_type, handle_level_irq);
irq_set_status_flags(i, IRQ_LEVEL);
}
common_init_isa_dma();

21
arch/alpha/kernel/sys_titan.c
View File

@ -112,8 +112,9 @@ titan_update_irq_hw(unsigned long mask)
}
static inline void
titan_enable_irq(unsigned int irq)
titan_enable_irq(struct irq_data *d)
{
unsigned int irq = d->irq;
spin_lock(&titan_irq_lock);
titan_cached_irq_mask |= 1UL << (irq - 16);
titan_update_irq_hw(titan_cached_irq_mask);
@ -121,8 +122,9 @@ titan_enable_irq(unsigned int irq)
}
static inline void
titan_disable_irq(unsigned int irq)
titan_disable_irq(struct irq_data *d)
{
unsigned int irq = d->irq;
spin_lock(&titan_irq_lock);
titan_cached_irq_mask &= ~(1UL << (irq - 16));
titan_update_irq_hw(titan_cached_irq_mask);
@ -144,7 +146,8 @@ titan_cpu_set_irq_affinity(unsigned int irq, cpumask_t affinity)
}
static int
titan_set_irq_affinity(unsigned int irq, const struct cpumask *affinity)
titan_set_irq_affinity(struct irq_data *d, const struct cpumask *affinity,
bool force)
{
spin_lock(&titan_irq_lock);
titan_cpu_set_irq_affinity(irq - 16, *affinity);
@ -175,17 +178,17 @@ init_titan_irqs(struct irq_chip * ops, int imin, int imax)
{
long i;
for (i = imin; i <= imax; ++i) {
irq_to_desc(i)->status |= IRQ_LEVEL;
set_irq_chip_and_handler(i, ops, handle_level_irq);
irq_set_status_flags(i, IRQ_LEVEL);
}
}
static struct irq_chip titan_irq_type = {
.name = "TITAN",
.unmask = titan_enable_irq,
.mask = titan_disable_irq,
.mask_ack = titan_disable_irq,
.set_affinity = titan_set_irq_affinity,
.name = "TITAN",
.irq_unmask = titan_enable_irq,
.irq_mask = titan_disable_irq,
.irq_mask_ack = titan_disable_irq,
.irq_set_affinity = titan_set_irq_affinity,
};
static irqreturn_t

32
arch/alpha/kernel/sys_wildfire.c
View File

@ -104,10 +104,12 @@ wildfire_init_irq_hw(void)
}
static void
wildfire_enable_irq(unsigned int irq)
wildfire_enable_irq(struct irq_data *d)
{
unsigned int irq = d->irq;
if (irq < 16)
i8259a_enable_irq(irq);
i8259a_enable_irq(d);
spin_lock(&wildfire_irq_lock);
set_bit(irq, &cached_irq_mask);
@ -116,10 +118,12 @@ wildfire_enable_irq(unsigned int irq)
}
static void
wildfire_disable_irq(unsigned int irq)
wildfire_disable_irq(struct irq_data *d)
{
unsigned int irq = d->irq;
if (irq < 16)
i8259a_disable_irq(irq);
i8259a_disable_irq(d);
spin_lock(&wildfire_irq_lock);
clear_bit(irq, &cached_irq_mask);
@ -128,10 +132,12 @@ wildfire_disable_irq(unsigned int irq)
}
static void
wildfire_mask_and_ack_irq(unsigned int irq)
wildfire_mask_and_ack_irq(struct irq_data *d)
{
unsigned int irq = d->irq;
if (irq < 16)
i8259a_mask_and_ack_irq(irq);
i8259a_mask_and_ack_irq(d);
spin_lock(&wildfire_irq_lock);
clear_bit(irq, &cached_irq_mask);
@ -141,9 +147,9 @@ wildfire_mask_and_ack_irq(unsigned int irq)
static struct irq_chip wildfire_irq_type = {
.name = "WILDFIRE",
.unmask = wildfire_enable_irq,
.mask = wildfire_disable_irq,
.mask_ack = wildfire_mask_and_ack_irq,
.irq_unmask = wildfire_enable_irq,
.irq_mask = wildfire_disable_irq,
.irq_mask_ack = wildfire_mask_and_ack_irq,
};
static void __init
@ -177,21 +183,21 @@ wildfire_init_irq_per_pca(int qbbno, int pcano)
for (i = 0; i < 16; ++i) {
if (i == 2)
continue;
irq_to_desc(i+irq_bias)->status |= IRQ_LEVEL;
set_irq_chip_and_handler(i+irq_bias, &wildfire_irq_type,
handle_level_irq);
irq_set_status_flags(i + irq_bias, IRQ_LEVEL);
}
irq_to_desc(36+irq_bias)->status |= IRQ_LEVEL;
set_irq_chip_and_handler(36+irq_bias, &wildfire_irq_type,
handle_level_irq);
irq_set_status_flags(36 + irq_bias, IRQ_LEVEL);
for (i = 40; i < 64; ++i) {
irq_to_desc(i+irq_bias)->status |= IRQ_LEVEL;
set_irq_chip_and_handler(i+irq_bias, &wildfire_irq_type,
handle_level_irq);
irq_set_status_flags(i + irq_bias, IRQ_LEVEL);
}
setup_irq(32+irq_bias, &isa_enable);
setup_irq(32+irq_bias, &isa_enable);
}
static void __init

2
arch/arm/common/Kconfig
View File

@ -6,6 +6,8 @@ config ARM_VIC
config ARM_VIC_NR
int
default 4 if ARCH_S5PV210
default 3 if ARCH_S5P6442 || ARCH_S5PC100
default 2
depends on ARM_VIC
help

4
arch/arm/include/asm/mach/arch.h
View File

@ -15,10 +15,6 @@ struct meminfo;
struct sys_timer;
struct machine_desc {
/*
* Note! The first two elements are used
* by assembler code in head.S, head-common.S
*/
unsigned int nr; /* architecture number */
const char *name; /* architecture name */
unsigned long boot_params; /* tagged list */

2
arch/arm/include/asm/pgalloc.h
View File

@ -10,6 +10,8 @@
#ifndef _ASMARM_PGALLOC_H
#define _ASMARM_PGALLOC_H
#include <linux/pagemap.h>
#include <asm/domain.h>
#include <asm/pgtable-hwdef.h>
#include <asm/processor.h>

26
arch/arm/kernel/hw_breakpoint.c
View File

@ -836,9 +836,11 @@ static int hw_breakpoint_pending(unsigned long addr, unsigned int fsr,
/*
* One-time initialisation.
*/
static void reset_ctrl_regs(void *unused)
static void reset_ctrl_regs(void *info)
{
int i;
int i, cpu = smp_processor_id();
u32 dbg_power;
cpumask_t *cpumask = info;
/*
* v7 debug contains save and restore registers so that debug state
@ -849,6 +851,17 @@ static void reset_ctrl_regs(void *unused)
* later on.
*/
if (debug_arch >= ARM_DEBUG_ARCH_V7_ECP14) {
/*
* Ensure sticky power-down is clear (i.e. debug logic is
* powered up).
*/
asm volatile("mrc p14, 0, %0, c1, c5, 4" : "=r" (dbg_power));
if ((dbg_power & 0x1) == 0) {
pr_warning("CPU %d debug is powered down!\n", cpu);
cpumask_or(cpumask, cpumask, cpumask_of(cpu));
return;
}
/*
* Unconditionally clear the lock by writing a value
* other than 0xC5ACCE55 to the access register.
@ -887,6 +900,7 @@ static struct notifier_block __cpuinitdata dbg_reset_nb = {
static int __init arch_hw_breakpoint_init(void)
{
u32 dscr;
cpumask_t cpumask = { CPU_BITS_NONE };
debug_arch = get_debug_arch();
@ -911,7 +925,13 @@ static int __init arch_hw_breakpoint_init(void)
* Reset the breakpoint resources. We assume that a halting
* debugger will leave the world in a nice state for us.
*/
on_each_cpu(reset_ctrl_regs, NULL, 1);
on_each_cpu(reset_ctrl_regs, &cpumask, 1);
if (!cpumask_empty(&cpumask)) {
core_num_brps = 0;
core_num_reserved_brps = 0;
core_num_wrps = 0;
return 0;
}
ARM_DBG_READ(c1, 0, dscr);
if (dscr & ARM_DSCR_HDBGEN) {

6
arch/arm/kernel/ptrace.c
View File

@ -996,10 +996,10 @@ static int ptrace_gethbpregs(struct task_struct *tsk, long num,
while (!(arch_ctrl.len & 0x1))
arch_ctrl.len >>= 1;
if (idx & 0x1)
reg = encode_ctrl_reg(arch_ctrl);
else
if (num & 0x1)
reg = bp->attr.bp_addr;
else
reg = encode_ctrl_reg(arch_ctrl);
}
put:

2
arch/arm/mach-davinci/cpufreq.c
View File

@ -132,7 +132,7 @@ out:
return ret;
}
static int __init davinci_cpu_init(struct cpufreq_policy *policy)
static int davinci_cpu_init(struct cpufreq_policy *policy)
{
int result = 0;
struct davinci_cpufreq_config *pdata = cpufreq.dev->platform_data;

7
arch/arm/mach-davinci/devices-da8xx.c
View File

@ -480,8 +480,15 @@ static struct platform_device da850_mcasp_device = {
.resource = da850_mcasp_resources,
};
struct platform_device davinci_pcm_device = {
.name = "davinci-pcm-audio",
.id = -1,
};
void __init da8xx_register_mcasp(int id, struct snd_platform_data *pdata)
{
platform_device_register(&davinci_pcm_device);
/* DA830/OMAP-L137 has 3 instances of McASP */
if (cpu_is_davinci_da830() && id == 1) {
da830_mcasp1_device.dev.platform_data = pdata;

18
arch/arm/mach-davinci/gpio-tnetv107x.c
View File

@ -58,7 +58,7 @@ static int tnetv107x_gpio_request(struct gpio_chip *chip, unsigned offset)
spin_lock_irqsave(&ctlr->lock, flags);
gpio_reg_set_bit(&regs->enable, gpio);
gpio_reg_set_bit(regs->enable, gpio);
spin_unlock_irqrestore(&ctlr->lock, flags);
@ -74,7 +74,7 @@ static void tnetv107x_gpio_free(struct gpio_chip *chip, unsigned offset)
spin_lock_irqsave(&ctlr->lock, flags);
gpio_reg_clear_bit(&regs->enable, gpio);
gpio_reg_clear_bit(regs->enable, gpio);
spin_unlock_irqrestore(&ctlr->lock, flags);
}
@ -88,7 +88,7 @@ static int tnetv107x_gpio_dir_in(struct gpio_chip *chip, unsigned offset)
spin_lock_irqsave(&ctlr->lock, flags);
gpio_reg_set_bit(&regs->direction, gpio);
gpio_reg_set_bit(regs->direction, gpio);
spin_unlock_irqrestore(&ctlr->lock, flags);
@ -106,11 +106,11 @@ static int tnetv107x_gpio_dir_out(struct gpio_chip *chip,
spin_lock_irqsave(&ctlr->lock, flags);
if (value)
gpio_reg_set_bit(&regs->data_out, gpio);
gpio_reg_set_bit(regs->data_out, gpio);
else
gpio_reg_clear_bit(&regs->data_out, gpio);
gpio_reg_clear_bit(regs->data_out, gpio);
gpio_reg_clear_bit(&regs->direction, gpio);
gpio_reg_clear_bit(regs->direction, gpio);
spin_unlock_irqrestore(&ctlr->lock, flags);
@ -124,7 +124,7 @@ static int tnetv107x_gpio_get(struct gpio_chip *chip, unsigned offset)
unsigned gpio = chip->base + offset;
int ret;
ret = gpio_reg_get_bit(&regs->data_in, gpio);
ret = gpio_reg_get_bit(regs->data_in, gpio);
return ret ? 1 : 0;
}
@ -140,9 +140,9 @@ static void tnetv107x_gpio_set(struct gpio_chip *chip,
spin_lock_irqsave(&ctlr->lock, flags);
if (value)
gpio_reg_set_bit(&regs->data_out, gpio);
gpio_reg_set_bit(regs->data_out, gpio);
else
gpio_reg_clear_bit(&regs->data_out, gpio);
gpio_reg_clear_bit(regs->data_out, gpio);
spin_unlock_irqrestore(&ctlr->lock, flags);
}

2
arch/arm/mach-davinci/include/mach/clkdev.h
View File

@ -1,6 +1,8 @@
#ifndef __MACH_CLKDEV_H
#define __MACH_CLKDEV_H
struct clk;
static inline int __clk_get(struct clk *clk)
{
return 1;

50
arch/arm/mach-omap2/board-omap3beagle.c
View File

@ -23,6 +23,7 @@
#include <linux/gpio.h>
#include <linux/input.h>
#include <linux/gpio_keys.h>
#include <linux/opp.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
@ -45,10 +46,12 @@
#include <plat/gpmc.h>
#include <plat/nand.h>
#include <plat/usb.h>
#include <plat/omap_device.h>
#include "mux.h"
#include "hsmmc.h"
#include "timer-gp.h"
#include "pm.h"
#define NAND_BLOCK_SIZE SZ_128K
@ -603,6 +606,52 @@ static struct omap_musb_board_data musb_board_data = {
.power = 100,
};
static void __init beagle_opp_init(void)
{
int r = 0;
/* Initialize the omap3 opp table */
if (omap3_opp_init()) {
pr_err("%s: opp default init failed\n", __func__);
return;
}
/* Custom OPP enabled for XM */
if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) {
struct omap_hwmod *mh = omap_hwmod_lookup("mpu");
struct omap_hwmod *dh = omap_hwmod_lookup("iva");
struct device *dev;
if (!mh || !dh) {
pr_err("%s: Aiee.. no mpu/dsp devices? %p %p\n",
__func__, mh, dh);
return;
}
/* Enable MPU 1GHz and lower opps */
dev = &mh->od->pdev.dev;
r = opp_enable(dev, 800000000);
/* TODO: MPU 1GHz needs SR and ABB */
/* Enable IVA 800MHz and lower opps */
dev = &dh->od->pdev.dev;
r |= opp_enable(dev, 660000000);
/* TODO: DSP 800MHz needs SR and ABB */
if (r) {
pr_err("%s: failed to enable higher opp %d\n",
__func__, r);
/*
* Cleanup - disable the higher freqs - we dont care
* about the results
*/
dev = &mh->od->pdev.dev;
opp_disable(dev, 800000000);
dev = &dh->od->pdev.dev;
opp_disable(dev, 660000000);
}
}
return;
}
static void __init omap3_beagle_init(void)
{
omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
@ -627,6 +676,7 @@ static void __init omap3_beagle_init(void)
omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
beagle_display_init();
beagle_opp_init();
}
MACHINE_START(OMAP3_BEAGLE, "OMAP3 Beagle Board")

14
arch/arm/mach-omap2/common.c
View File

@ -50,9 +50,6 @@ static struct omap_globals omap242x_globals = {
.ctrl = OMAP242X_CTRL_BASE,
.prm = OMAP2420_PRM_BASE,
.cm = OMAP2420_CM_BASE,
.uart1_phys = OMAP2_UART1_BASE,
.uart2_phys = OMAP2_UART2_BASE,
.uart3_phys = OMAP2_UART3_BASE,
};
void __init omap2_set_globals_242x(void)
@ -71,9 +68,6 @@ static struct omap_globals omap243x_globals = {
.ctrl = OMAP243X_CTRL_BASE,
.prm = OMAP2430_PRM_BASE,
.cm = OMAP2430_CM_BASE,
.uart1_phys = OMAP2_UART1_BASE,
.uart2_phys = OMAP2_UART2_BASE,
.uart3_phys = OMAP2_UART3_BASE,
};
void __init omap2_set_globals_243x(void)
@ -92,10 +86,6 @@ static struct omap_globals omap3_globals = {
.ctrl = OMAP343X_CTRL_BASE,
.prm = OMAP3430_PRM_BASE,
.cm = OMAP3430_CM_BASE,
.uart1_phys = OMAP3_UART1_BASE,
.uart2_phys = OMAP3_UART2_BASE,
.uart3_phys = OMAP3_UART3_BASE,
.uart4_phys = OMAP3_UART4_BASE, /* Only on 3630 */
};
void __init omap2_set_globals_3xxx(void)
@ -140,10 +130,6 @@ static struct omap_globals omap4_globals = {
.prm = OMAP4430_PRM_BASE,
.cm = OMAP4430_CM_BASE,
.cm2 = OMAP4430_CM2_BASE,
.uart1_phys = OMAP4_UART1_BASE,
.uart2_phys = OMAP4_UART2_BASE,
.uart3_phys = OMAP4_UART3_BASE,
.uart4_phys = OMAP4_UART4_BASE,
};
void __init omap2_set_globals_443x(void)

11
arch/arm/mach-omap2/cpuidle34xx.c
View File

@ -58,6 +58,7 @@ struct omap3_processor_cx {
u32 core_state;
u32 threshold;
u32 flags;
const char *desc;
};
struct omap3_processor_cx omap3_power_states[OMAP3_MAX_STATES];
@ -365,6 +366,7 @@ void omap_init_power_states(void)
omap3_power_states[OMAP3_STATE_C1].mpu_state = PWRDM_POWER_ON;
omap3_power_states[OMAP3_STATE_C1].core_state = PWRDM_POWER_ON;
omap3_power_states[OMAP3_STATE_C1].flags = CPUIDLE_FLAG_TIME_VALID;
omap3_power_states[OMAP3_STATE_C1].desc = "MPU ON + CORE ON";
/* C2 . MPU WFI + Core inactive */
omap3_power_states[OMAP3_STATE_C2].valid =
@ -380,6 +382,7 @@ void omap_init_power_states(void)
omap3_power_states[OMAP3_STATE_C2].core_state = PWRDM_POWER_ON;
omap3_power_states[OMAP3_STATE_C2].flags = CPUIDLE_FLAG_TIME_VALID |
CPUIDLE_FLAG_CHECK_BM;
omap3_power_states[OMAP3_STATE_C2].desc = "MPU ON + CORE ON";
/* C3 . MPU CSWR + Core inactive */
omap3_power_states[OMAP3_STATE_C3].valid =
@ -395,6 +398,7 @@ void omap_init_power_states(void)
omap3_power_states[OMAP3_STATE_C3].core_state = PWRDM_POWER_ON;
omap3_power_states[OMAP3_STATE_C3].flags = CPUIDLE_FLAG_TIME_VALID |
CPUIDLE_FLAG_CHECK_BM;
omap3_power_states[OMAP3_STATE_C3].desc = "MPU RET + CORE ON";
/* C4 . MPU OFF + Core inactive */
omap3_power_states[OMAP3_STATE_C4].valid =
@ -410,6 +414,7 @@ void omap_init_power_states(void)
omap3_power_states[OMAP3_STATE_C4].core_state = PWRDM_POWER_ON;
omap3_power_states[OMAP3_STATE_C4].flags = CPUIDLE_FLAG_TIME_VALID |
CPUIDLE_FLAG_CHECK_BM;
omap3_power_states[OMAP3_STATE_C4].desc = "MPU OFF + CORE ON";
/* C5 . MPU CSWR + Core CSWR*/
omap3_power_states[OMAP3_STATE_C5].valid =
@ -425,6 +430,7 @@ void omap_init_power_states(void)
omap3_power_states[OMAP3_STATE_C5].core_state = PWRDM_POWER_RET;
omap3_power_states[OMAP3_STATE_C5].flags = CPUIDLE_FLAG_TIME_VALID |
CPUIDLE_FLAG_CHECK_BM;
omap3_power_states[OMAP3_STATE_C5].desc = "MPU RET + CORE RET";
/* C6 . MPU OFF + Core CSWR */
omap3_power_states[OMAP3_STATE_C6].valid =
@ -440,6 +446,7 @@ void omap_init_power_states(void)
omap3_power_states[OMAP3_STATE_C6].core_state = PWRDM_POWER_RET;
omap3_power_states[OMAP3_STATE_C6].flags = CPUIDLE_FLAG_TIME_VALID |
CPUIDLE_FLAG_CHECK_BM;
omap3_power_states[OMAP3_STATE_C6].desc = "MPU OFF + CORE RET";
/* C7 . MPU OFF + Core OFF */
omap3_power_states[OMAP3_STATE_C7].valid =
@ -455,6 +462,7 @@ void omap_init_power_states(void)
omap3_power_states[OMAP3_STATE_C7].core_state = PWRDM_POWER_OFF;
omap3_power_states[OMAP3_STATE_C7].flags = CPUIDLE_FLAG_TIME_VALID |
CPUIDLE_FLAG_CHECK_BM;
omap3_power_states[OMAP3_STATE_C7].desc = "MPU OFF + CORE OFF";
/*
* Erratum i583: implementation for ES rev < Es1.2 on 3630. We cannot
@ -464,7 +472,7 @@ void omap_init_power_states(void)
if (IS_PM34XX_ERRATUM(PM_SDRC_WAKEUP_ERRATUM_i583)) {
omap3_power_states[OMAP3_STATE_C7].valid = 0;
cpuidle_params_table[OMAP3_STATE_C7].valid = 0;
WARN_ONCE(1, "%s: core off state C7 disabled due to i583\n",
pr_warn("%s: core off state C7 disabled due to i583\n",
__func__);
}
}
@ -512,6 +520,7 @@ int __init omap3_idle_init(void)
if (cx->type == OMAP3_STATE_C1)
dev->safe_state = state;
sprintf(state->name, "C%d", count+1);
strncpy(state->desc, cx->desc, CPUIDLE_DESC_LEN);
count++;
}

4
arch/arm/mach-omap2/include/mach/omap4-common.h
View File

@ -17,8 +17,12 @@
* wfi used in low power code. Directly opcode is used instead
* of instruction to avoid mulit-omap build break
*/
#ifdef CONFIG_THUMB2_KERNEL
#define do_wfi() __asm__ __volatile__ ("wfi" : : : "memory")
#else
#define do_wfi() \
__asm__ __volatile__ (".word 0xe320f003" : : : "memory")
#endif
#ifdef CONFIG_CACHE_L2X0
extern void __iomem *l2cache_base;

10
arch/arm/mach-omap2/mailbox.c
View File

@ -138,10 +138,12 @@ static void omap2_mbox_disable_irq(struct omap_mbox *mbox,
omap_mbox_type_t irq)
{
struct omap_mbox2_priv *p = mbox->priv;
u32 l, bit = (irq == IRQ_TX) ? p->notfull_bit : p->newmsg_bit;
l = mbox_read_reg(p->irqdisable);
l &= ~bit;
mbox_write_reg(l, p->irqdisable);
u32 bit = (irq == IRQ_TX) ? p->notfull_bit : p->newmsg_bit;
if (!cpu_is_omap44xx())
bit = mbox_read_reg(p->irqdisable) & ~bit;
mbox_write_reg(bit, p->irqdisable);
}
static void omap2_mbox_ack_irq(struct omap_mbox *mbox,

2
arch/arm/mach-omap2/omap-headsmp.S
View File

@ -45,5 +45,5 @@ hold: ldr r12,=0x103
* should now contain the SVC stack for this core
*/
b secondary_startup
END(omap_secondary_startup)
ENDPROC(omap_secondary_startup)

8
arch/arm/mach-omap2/omap44xx-smc.S
View File

@ -29,7 +29,7 @@ ENTRY(omap_smc1)
dsb
smc #0
ldmfd sp!, {r2-r12, pc}
END(omap_smc1)
ENDPROC(omap_smc1)
ENTRY(omap_modify_auxcoreboot0)
stmfd sp!, {r1-r12, lr}
@ -37,7 +37,7 @@ ENTRY(omap_modify_auxcoreboot0)
dsb
smc #0
ldmfd sp!, {r1-r12, pc}
END(omap_modify_auxcoreboot0)
ENDPROC(omap_modify_auxcoreboot0)
ENTRY(omap_auxcoreboot_addr)
stmfd sp!, {r2-r12, lr}
@ -45,7 +45,7 @@ ENTRY(omap_auxcoreboot_addr)
dsb
smc #0
ldmfd sp!, {r2-r12, pc}
END(omap_auxcoreboot_addr)
ENDPROC(omap_auxcoreboot_addr)
ENTRY(omap_read_auxcoreboot0)
stmfd sp!, {r2-r12, lr}
@ -54,4 +54,4 @@ ENTRY(omap_read_auxcoreboot0)
smc #0
mov r0, r0, lsr #9
ldmfd sp!, {r2-r12, pc}
END(omap_read_auxcoreboot0)
ENDPROC(omap_read_auxcoreboot0)

60
arch/arm/mach-omap2/omap_twl.c
View File

@ -59,8 +59,15 @@
static bool is_offset_valid;
static u8 smps_offset;
/*
* Flag to ensure Smartreflex bit in TWL
* being cleared in board file is not overwritten.
*/
static bool __initdata twl_sr_enable_autoinit;
#define TWL4030_DCDC_GLOBAL_CFG 0x06
#define REG_SMPS_OFFSET 0xE0
#define SMARTREFLEX_ENABLE BIT(3)
static unsigned long twl4030_vsel_to_uv(const u8 vsel)
{
@ -269,6 +276,18 @@ int __init omap3_twl_init(void)
omap3_core_volt_info.vp_vddmax = OMAP3630_VP2_VLIMITTO_VDDMAX;
}
/*
* The smartreflex bit on twl4030 specifies if the setting of voltage
* is done over the I2C_SR path. Since this setting is independent of
* the actual usage of smartreflex AVS module, we enable TWL SR bit
* by default irrespective of whether smartreflex AVS module is enabled
* on the OMAP side or not. This is because without this bit enabled,
* the voltage scaling through vp forceupdate/bypass mechanism of
* voltage scaling will not function on TWL over I2C_SR.
*/
if (!twl_sr_enable_autoinit)
omap3_twl_set_sr_bit(true);
voltdm = omap_voltage_domain_lookup("mpu");
omap_voltage_register_pmic(voltdm, &omap3_mpu_volt_info);
@ -277,3 +296,44 @@ int __init omap3_twl_init(void)
return 0;
}
/**
* omap3_twl_set_sr_bit() - Set/Clear SR bit on TWL
* @enable: enable SR mode in twl or not
*
* If 'enable' is true, enables Smartreflex bit on TWL 4030 to make sure
* voltage scaling through OMAP SR works. Else, the smartreflex bit
* on twl4030 is cleared as there are platforms which use OMAP3 and T2 but
* use Synchronized Scaling Hardware Strategy (ENABLE_VMODE=1) and Direct
* Strategy Software Scaling Mode (ENABLE_VMODE=0), for setting the voltages,
* in those scenarios this bit is to be cleared (enable = false).
*
* Returns 0 on sucess, error is returned if I2C read/write fails.
*/
int __init omap3_twl_set_sr_bit(bool enable)
{
u8 temp;
int ret;
if (twl_sr_enable_autoinit)
pr_warning("%s: unexpected multiple calls\n", __func__);
ret = twl_i2c_read_u8(TWL4030_MODULE_PM_RECEIVER, &temp,
TWL4030_DCDC_GLOBAL_CFG);
if (ret)
goto err;
if (enable)
temp |= SMARTREFLEX_ENABLE;
else
temp &= ~SMARTREFLEX_ENABLE;
ret = twl_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, temp,
TWL4030_DCDC_GLOBAL_CFG);
if (!ret) {
twl_sr_enable_autoinit = true;
return 0;
}
err:
pr_err("%s: Error access to TWL4030 (%d)\n", __func__, ret);
return ret;
}

3
arch/arm/mach-omap2/opp3xxx_data.c
View File

@ -21,6 +21,7 @@
#include <plat/cpu.h>
#include "omap_opp_data.h"
#include "pm.h"
static struct omap_opp_def __initdata omap34xx_opp_def_list[] = {
/* MPU OPP1 */
@ -88,7 +89,7 @@ static struct omap_opp_def __initdata omap36xx_opp_def_list[] = {
/**
* omap3_opp_init() - initialize omap3 opp table
*/
static int __init omap3_opp_init(void)
int __init omap3_opp_init(void)
{
int r = -ENODEV;

3
arch/arm/mach-omap2/opp4xxx_data.c
View File

@ -22,6 +22,7 @@
#include <plat/cpu.h>
#include "omap_opp_data.h"
#include "pm.h"
static struct omap_opp_def __initdata omap44xx_opp_def_list[] = {
/* MPU OPP1 - OPP50 */
@ -42,7 +43,7 @@ static struct omap_opp_def __initdata omap44xx_opp_def_list[] = {
/**
* omap4_opp_init() - initialize omap4 opp table
*/
static int __init omap4_opp_init(void)
int __init omap4_opp_init(void)
{
int r = -ENODEV;

4
arch/arm/mach-omap2/pm.c
View File

@ -83,7 +83,9 @@ static int _init_omap_device(char *name, struct device **new_dev)
static void omap2_init_processor_devices(void)
{
_init_omap_device("mpu", &mpu_dev);
_init_omap_device("iva", &iva_dev);
if (omap3_has_iva())
_init_omap_device("iva", &iva_dev);
if (cpu_is_omap44xx()) {
_init_omap_device("l3_main_1", &l3_dev);
_init_omap_device("dsp", &dsp_dev);

1
arch/arm/mach-omap2/pm.h
View File

@ -127,6 +127,7 @@ static inline void omap_enable_smartreflex_on_init(void) {}
#ifdef CONFIG_TWL4030_CORE
extern int omap3_twl_init(void);
extern int omap4_twl_init(void);
extern int omap3_twl_set_sr_bit(bool enable);
#else
static inline int omap3_twl_init(void)
{

8
arch/arm/mach-omap2/pm24xx.c
View File

@ -363,9 +363,6 @@ static const struct platform_suspend_ops __initdata omap_pm_ops;
/* XXX This function should be shareable between OMAP2xxx and OMAP3 */
static int __init clkdms_setup(struct clockdomain *clkdm, void *unused)
{
clkdm_clear_all_wkdeps(clkdm);
clkdm_clear_all_sleepdeps(clkdm);
if (clkdm->flags & CLKDM_CAN_ENABLE_AUTO)
omap2_clkdm_allow_idle(clkdm);
else if (clkdm->flags & CLKDM_CAN_FORCE_SLEEP &&
@ -411,10 +408,7 @@ static void __init prcm_setup_regs(void)
pwrdm_set_next_pwrst(pwrdm, PWRDM_POWER_OFF);
omap2_clkdm_sleep(gfx_clkdm);
/*
* Clear clockdomain wakeup dependencies and enable
* hardware-supervised idle for all clkdms
*/
/* Enable hardware-supervised idle for all clkdms */
clkdm_for_each(clkdms_setup, NULL);
clkdm_add_wkdep(mpu_clkdm, wkup_clkdm);

25
arch/arm/mach-omap2/pm34xx.c
View File

@ -311,11 +311,6 @@ static irqreturn_t prcm_interrupt_handler (int irq, void *dev_id)
return IRQ_HANDLED;
}
static void restore_control_register(u32 val)
{
__asm__ __volatile__ ("mcr p15, 0, %0, c1, c0, 0" : : "r" (val));
}
/* Function to restore the table entry that was modified for enabling MMU */
static void restore_table_entry(void)
{
@ -337,7 +332,7 @@ static void restore_table_entry(void)
control_reg_value = __raw_readl(scratchpad_address
+ OMAP343X_CONTROL_REG_VALUE_OFFSET);
/* This will enable caches and prediction */
restore_control_register(control_reg_value);
set_cr(control_reg_value);
}
void omap_sram_idle(void)
@ -695,21 +690,6 @@ static void __init prcm_setup_regs(void)
u32 omap3630_grpsel_uart4_mask = cpu_is_omap3630() ?
OMAP3630_GRPSEL_UART4_MASK : 0;
/* XXX Reset all wkdeps. This should be done when initializing
* powerdomains */
omap2_prm_write_mod_reg(0, OMAP3430_IVA2_MOD, PM_WKDEP);
omap2_prm_write_mod_reg(0, MPU_MOD, PM_WKDEP);
omap2_prm_write_mod_reg(0, OMAP3430_DSS_MOD, PM_WKDEP);
omap2_prm_write_mod_reg(0, OMAP3430_NEON_MOD, PM_WKDEP);
omap2_prm_write_mod_reg(0, OMAP3430_CAM_MOD, PM_WKDEP);
omap2_prm_write_mod_reg(0, OMAP3430_PER_MOD, PM_WKDEP);
if (omap_rev() > OMAP3430_REV_ES1_0) {
omap2_prm_write_mod_reg(0, OMAP3430ES2_SGX_MOD, PM_WKDEP);
omap2_prm_write_mod_reg(0, OMAP3430ES2_USBHOST_MOD, PM_WKDEP);
} else
omap2_prm_write_mod_reg(0, GFX_MOD, PM_WKDEP);
/*
* Enable interface clock autoidle for all modules.
* Note that in the long run this should be done by clockfw
@ -928,8 +908,7 @@ void omap3_pm_off_mode_enable(int enable)
pwrst->pwrdm == core_pwrdm &&
state == PWRDM_POWER_OFF) {
pwrst->next_state = PWRDM_POWER_RET;
WARN_ONCE(1,
"%s: Core OFF disabled due to errata i583\n",
pr_warn("%s: Core OFF disabled due to errata i583\n",
__func__);
} else {
pwrst->next_state = state;

278
arch/arm/mach-omap2/sleep34xx.S
View File

@ -64,6 +64,11 @@
#define SDRC_DLLA_STATUS_V OMAP34XX_SDRC_REGADDR(SDRC_DLLA_STATUS)
#define SDRC_DLLA_CTRL_V OMAP34XX_SDRC_REGADDR(SDRC_DLLA_CTRL)
/*
* This file needs be built unconditionally as ARM to interoperate correctly
* with non-Thumb-2-capable firmware.
*/
.arm
/*
* API functions
@ -82,6 +87,8 @@ ENTRY(get_restore_pointer)
stmfd sp!, {lr} @ save registers on stack
adr r0, restore
ldmfd sp!, {pc} @ restore regs and return
ENDPROC(get_restore_pointer)
.align
ENTRY(get_restore_pointer_sz)
.word . - get_restore_pointer
@ -91,6 +98,8 @@ ENTRY(get_omap3630_restore_pointer)
stmfd sp!, {lr} @ save registers on stack
adr r0, restore_3630
ldmfd sp!, {pc} @ restore regs and return
ENDPROC(get_omap3630_restore_pointer)
.align
ENTRY(get_omap3630_restore_pointer_sz)
.word . - get_omap3630_restore_pointer
@ -100,6 +109,8 @@ ENTRY(get_es3_restore_pointer)
stmfd sp!, {lr} @ save registers on stack
adr r0, restore_es3
ldmfd sp!, {pc} @ restore regs and return
ENDPROC(get_es3_restore_pointer)
.align
ENTRY(get_es3_restore_pointer_sz)
.word . - get_es3_restore_pointer
@ -113,8 +124,10 @@ ENTRY(enable_omap3630_toggle_l2_on_restore)
stmfd sp!, {lr} @ save registers on stack
/* Setup so that we will disable and enable l2 */
mov r1, #0x1
str r1, l2dis_3630
adrl r2, l2dis_3630 @ may be too distant for plain adr
str r1, [r2]
ldmfd sp!, {pc} @ restore regs and return
ENDPROC(enable_omap3630_toggle_l2_on_restore)
.text
/* Function to call rom code to save secure ram context */
@ -131,20 +144,22 @@ ENTRY(save_secure_ram_context)
mov r1, #0 @ set task id for ROM code in r1
mov r2, #4 @ set some flags in r2, r6
mov r6, #0xff
mcr p15, 0, r0, c7, c10, 4 @ data write barrier
mcr p15, 0, r0, c7, c10, 5 @ data memory barrier
.word 0xE1600071 @ call SMI monitor (smi #1)
dsb @ data write barrier
dmb @ data memory barrier
smc #1 @ call SMI monitor (smi #1)
nop
nop
nop
nop
ldmfd sp!, {r1-r12, pc}
.align
sram_phy_addr_mask:
.word SRAM_BASE_P
high_mask:
.word 0xffff
api_params:
.word 0x4, 0x0, 0x0, 0x1, 0x1
ENDPROC(save_secure_ram_context)
ENTRY(save_secure_ram_context_sz)
.word . - save_secure_ram_context
@ -173,12 +188,12 @@ ENTRY(omap34xx_cpu_suspend)
stmfd sp!, {r0-r12, lr} @ save registers on stack
/*
* r0 contains restore pointer in sdram
* r0 contains CPU context save/restore pointer in sdram
* r1 contains information about saving context:
* 0 - No context lost
* 1 - Only L1 and logic lost
* 2 - Only L2 lost
* 3 - Both L1 and L2 lost
* 2 - Only L2 lost (Even L1 is retained we clean it along with L2)
* 3 - Both L1 and L2 lost and logic lost
*/
/* Directly jump to WFI is the context save is not required */
@ -199,89 +214,74 @@ save_context_wfi:
beq clean_caches
l1_logic_lost:
/* Store sp and spsr to SDRAM */
mov r4, sp
mrs r5, spsr
mov r6, lr
mov r4, sp @ Store sp
mrs r5, spsr @ Store spsr
mov r6, lr @ Store lr
stmia r8!, {r4-r6}
/* Save all ARM registers */
/* Coprocessor access control register */
mrc p15, 0, r6, c1, c0, 2
stmia r8!, {r6}
/* TTBR0, TTBR1 and Translation table base control */
mrc p15, 0, r4, c2, c0, 0
mrc p15, 0, r5, c2, c0, 1
mrc p15, 0, r6, c2, c0, 2
stmia r8!, {r4-r6}
/*
* Domain access control register, data fault status register,
* and instruction fault status register
*/
mrc p15, 0, r4, c3, c0, 0
mrc p15, 0, r5, c5, c0, 0
mrc p15, 0, r6, c5, c0, 1
stmia r8!, {r4-r6}
/*
* Data aux fault status register, instruction aux fault status,
* data fault address register and instruction fault address register
*/
mrc p15, 0, r4, c5, c1, 0
mrc p15, 0, r5, c5, c1, 1
mrc p15, 0, r6, c6, c0, 0
mrc p15, 0, r7, c6, c0, 2
stmia r8!, {r4-r7}
/*
* user r/w thread and process ID, user r/o thread and process ID,
* priv only thread and process ID, cache size selection
*/
mrc p15, 0, r4, c13, c0, 2
mrc p15, 0, r5, c13, c0, 3
mrc p15, 0, r6, c13, c0, 4
mrc p15, 2, r7, c0, c0, 0
stmia r8!, {r4-r7}
/* Data TLB lockdown, instruction TLB lockdown registers */
mrc p15, 0, r5, c10, c0, 0
mrc p15, 0, r6, c10, c0, 1
stmia r8!, {r5-r6}
/* Secure or non secure vector base address, FCSE PID, Context PID*/
mrc p15, 0, r4, c12, c0, 0
mrc p15, 0, r5, c13, c0, 0
mrc p15, 0, r6, c13, c0, 1
stmia r8!, {r4-r6}
/* Primary remap, normal remap registers */
mrc p15, 0, r4, c10, c2, 0
mrc p15, 0, r5, c10, c2, 1
stmia r8!,{r4-r5}
/* Store current cpsr*/
mrs r2, cpsr
stmia r8!, {r2}
mrc p15, 0, r4, c1, c0, 2 @ Coprocessor access control register
mrc p15, 0, r5, c2, c0, 0 @ TTBR0
mrc p15, 0, r6, c2, c0, 1 @ TTBR1
mrc p15, 0, r7, c2, c0, 2 @ TTBCR
stmia r8!, {r4-r7}
mrc p15, 0, r4, c1, c0, 0
/* save control register */
mrc p15, 0, r4, c3, c0, 0 @ Domain access Control Register
mrc p15, 0, r5, c10, c2, 0 @ PRRR
mrc p15, 0, r6, c10, c2, 1 @ NMRR
stmia r8!,{r4-r6}
mrc p15, 0, r4, c13, c0, 1 @ Context ID
mrc p15, 0, r5, c13, c0, 2 @ User r/w thread and process ID
mrc p15, 0, r6, c12, c0, 0 @ Secure or NS vector base address
mrs r7, cpsr @ Store current cpsr
stmia r8!, {r4-r7}
mrc p15, 0, r4, c1, c0, 0 @ save control register
stmia r8!, {r4}
clean_caches:
/*
* Clean Data or unified cache to POU
* How to invalidate only L1 cache???? - #FIX_ME#
* mcr p15, 0, r11, c7, c11, 1
*/
cmp r1, #0x1 @ Check whether L2 inval is required
beq omap3_do_wfi
clean_l2:
/*
* jump out to kernel flush routine
* - reuse that code is better
* - it executes in a cached space so is faster than refetch per-block
* - should be faster and will change with kernel
* - 'might' have to copy address, load and jump to it
* Flush all data from the L1 data cache before disabling
* SCTLR.C bit.
*/
ldr r1, kernel_flush
mov lr, pc
bx r1
/*
* Clear the SCTLR.C bit to prevent further data cache
* allocation. Clearing SCTLR.C would make all the data accesses
* strongly ordered and would not hit the cache.
*/
mrc p15, 0, r0, c1, c0, 0
bic r0, r0, #(1 << 2) @ Disable the C bit
mcr p15, 0, r0, c1, c0, 0
isb
/*
* Invalidate L1 data cache. Even though only invalidate is
* necessary exported flush API is used here. Doing clean
* on already clean cache would be almost NOP.
*/
ldr r1, kernel_flush
blx r1
/*
* The kernel doesn't interwork: v7_flush_dcache_all in particluar will
* always return in Thumb state when CONFIG_THUMB2_KERNEL is enabled.
* This sequence switches back to ARM. Note that .align may insert a
* nop: bx pc needs to be word-aligned in order to work.
*/
THUMB( .thumb )
THUMB( .align )
THUMB( bx pc )
THUMB( nop )
.arm
omap3_do_wfi:
ldr r4, sdrc_power @ read the SDRC_POWER register
ldr r5, [r4] @ read the contents of SDRC_POWER
@ -289,9 +289,8 @@ omap3_do_wfi:
str r5, [r4] @ write back to SDRC_POWER register
/* Data memory barrier and Data sync barrier */
mov r1, #0
mcr p15, 0, r1, c7, c10, 4
mcr p15, 0, r1, c7, c10, 5
dsb
dmb
/*
* ===================================
@ -317,6 +316,12 @@ omap3_do_wfi:
nop
bl wait_sdrc_ok
mrc p15, 0, r0, c1, c0, 0
tst r0, #(1 << 2) @ Check C bit enabled?
orreq r0, r0, #(1 << 2) @ Enable the C bit if cleared
mcreq p15, 0, r0, c1, c0, 0
isb
/*
* ===================================
* == Exit point from non-OFF modes ==
@ -406,9 +411,9 @@ skipl2dis:
mov r2, #4 @ set some flags in r2, r6
mov r6, #0xff
adr r3, l2_inv_api_params @ r3 points to dummy parameters
mcr p15, 0, r0, c7, c10, 4 @ data write barrier
mcr p15, 0, r0, c7, c10, 5 @ data memory barrier
.word 0xE1600071 @ call SMI monitor (smi #1)
dsb @ data write barrier
dmb @ data memory barrier
smc #1 @ call SMI monitor (smi #1)
/* Write to Aux control register to set some bits */
mov r0, #42 @ set service ID for PPA
mov r12, r0 @ copy secure Service ID in r12
@ -417,9 +422,9 @@ skipl2dis:
mov r6, #0xff
ldr r4, scratchpad_base
ldr r3, [r4, #0xBC] @ r3 points to parameters
mcr p15, 0, r0, c7, c10, 4 @ data write barrier
mcr p15, 0, r0, c7, c10, 5 @ data memory barrier
.word 0xE1600071 @ call SMI monitor (smi #1)
dsb @ data write barrier
dmb @ data memory barrier
smc #1 @ call SMI monitor (smi #1)
#ifdef CONFIG_OMAP3_L2_AUX_SECURE_SAVE_RESTORE
/* Restore L2 aux control register */
@ -432,29 +437,30 @@ skipl2dis:
ldr r4, scratchpad_base
ldr r3, [r4, #0xBC]
adds r3, r3, #8 @ r3 points to parameters
mcr p15, 0, r0, c7, c10, 4 @ data write barrier
mcr p15, 0, r0, c7, c10, 5 @ data memory barrier
.word 0xE1600071 @ call SMI monitor (smi #1)
dsb @ data write barrier
dmb @ data memory barrier
smc #1 @ call SMI monitor (smi #1)
#endif
b logic_l1_restore
.align
l2_inv_api_params:
.word 0x1, 0x00
l2_inv_gp:
/* Execute smi to invalidate L2 cache */
mov r12, #0x1 @ set up to invalidate L2
.word 0xE1600070 @ Call SMI monitor (smieq)
smc #0 @ Call SMI monitor (smieq)
/* Write to Aux control register to set some bits */
ldr r4, scratchpad_base
ldr r3, [r4,#0xBC]
ldr r0, [r3,#4]
mov r12, #0x3
.word 0xE1600070 @ Call SMI monitor (smieq)
smc #0 @ Call SMI monitor (smieq)
ldr r4, scratchpad_base
ldr r3, [r4,#0xBC]
ldr r0, [r3,#12]
mov r12, #0x2
.word 0xE1600070 @ Call SMI monitor (smieq)
smc #0 @ Call SMI monitor (smieq)
logic_l1_restore:
ldr r1, l2dis_3630
cmp r1, #0x1 @ Test if L2 re-enable needed on 3630
@ -473,68 +479,29 @@ skipl2reen:
ldr r4, scratchpad_base
ldr r3, [r4,#0xBC]
adds r3, r3, #16
ldmia r3!, {r4-r6}
mov sp, r4
msr spsr_cxsf, r5
mov lr, r6
mov sp, r4 @ Restore sp
msr spsr_cxsf, r5 @ Restore spsr
mov lr, r6 @ Restore lr
ldmia r3!, {r4-r9}
/* Coprocessor access Control Register */
mcr p15, 0, r4, c1, c0, 2
ldmia r3!, {r4-r7}
mcr p15, 0, r4, c1, c0, 2 @ Coprocessor access Control Register
mcr p15, 0, r5, c2, c0, 0 @ TTBR0
mcr p15, 0, r6, c2, c0, 1 @ TTBR1
mcr p15, 0, r7, c2, c0, 2 @ TTBCR
ldmia r3!,{r4-r6}
mcr p15, 0, r4, c3, c0, 0 @ Domain access Control Register
mcr p15, 0, r5, c10, c2, 0 @ PRRR
mcr p15, 0, r6, c10, c2, 1 @ NMRR
/* TTBR0 */
MCR p15, 0, r5, c2, c0, 0
/* TTBR1 */
MCR p15, 0, r6, c2, c0, 1
/* Translation table base control register */
MCR p15, 0, r7, c2, c0, 2
/* Domain access Control Register */
MCR p15, 0, r8, c3, c0, 0
/* Data fault status Register */
MCR p15, 0, r9, c5, c0, 0
ldmia r3!,{r4-r8}
/* Instruction fault status Register */
MCR p15, 0, r4, c5, c0, 1
/* Data Auxiliary Fault Status Register */
MCR p15, 0, r5, c5, c1, 0
/* Instruction Auxiliary Fault Status Register*/
MCR p15, 0, r6, c5, c1, 1
/* Data Fault Address Register */
MCR p15, 0, r7, c6, c0, 0
/* Instruction Fault Address Register*/
MCR p15, 0, r8, c6, c0, 2
ldmia r3!,{r4-r7}
/* User r/w thread and process ID */
MCR p15, 0, r4, c13, c0, 2
/* User ro thread and process ID */
MCR p15, 0, r5, c13, c0, 3
/* Privileged only thread and process ID */
MCR p15, 0, r6, c13, c0, 4
/* Cache size selection */
MCR p15, 2, r7, c0, c0, 0
ldmia r3!,{r4-r8}
/* Data TLB lockdown registers */
MCR p15, 0, r4, c10, c0, 0
/* Instruction TLB lockdown registers */
MCR p15, 0, r5, c10, c0, 1
/* Secure or Nonsecure Vector Base Address */
MCR p15, 0, r6, c12, c0, 0
/* FCSE PID */
MCR p15, 0, r7, c13, c0, 0
/* Context PID */
MCR p15, 0, r8, c13, c0, 1
ldmia r3!,{r4-r5}
/* Primary memory remap register */
MCR p15, 0, r4, c10, c2, 0
/* Normal memory remap register */
MCR p15, 0, r5, c10, c2, 1
/* Restore cpsr */
ldmia r3!,{r4} @ load CPSR from SDRAM
msr cpsr, r4 @ store cpsr
mcr p15, 0, r4, c13, c0, 1 @ Context ID
mcr p15, 0, r5, c13, c0, 2 @ User r/w thread and process ID
mrc p15, 0, r6, c12, c0, 0 @ Secure or NS vector base address
msr cpsr, r7 @ store cpsr
/* Enabling MMU here */
mrc p15, 0, r7, c2, c0, 2 @ Read TTBRControl
@ -592,12 +559,17 @@ usettbr0:
ldr r2, cache_pred_disable_mask
and r4, r2
mcr p15, 0, r4, c1, c0, 0
dsb
isb
ldr r0, =restoremmu_on
bx r0
/*
* ==============================
* == Exit point from OFF mode ==
* ==============================
*/
restoremmu_on:
ldmfd sp!, {r0-r12, pc} @ restore regs and return
@ -607,6 +579,7 @@ usettbr0:
/* This function implements the erratum ID i443 WA, applies to 34xx >= ES3.0 */
.text
.align 3
ENTRY(es3_sdrc_fix)
ldr r4, sdrc_syscfg @ get config addr
ldr r5, [r4] @ get value
@ -634,6 +607,7 @@ ENTRY(es3_sdrc_fix)
str r5, [r4] @ kick off refreshes
bx lr
.align
sdrc_syscfg:
.word SDRC_SYSCONFIG_P
sdrc_mr_0:
@ -648,6 +622,7 @@ sdrc_emr2_1:
.word SDRC_EMR2_1_P
sdrc_manual_1:
.word SDRC_MANUAL_1_P
ENDPROC(es3_sdrc_fix)
ENTRY(es3_sdrc_fix_sz)
.word . - es3_sdrc_fix
@ -682,6 +657,12 @@ wait_sdrc_ready:
bic r5, r5, #0x40
str r5, [r4]
/*
* PC-relative stores lead to undefined behaviour in Thumb-2: use a r7 as a
* base instead.
* Be careful not to clobber r7 when maintaing this code.
*/
is_dll_in_lock_mode:
/* Is dll in lock mode? */
ldr r4, sdrc_dlla_ctrl
@ -689,10 +670,11 @@ is_dll_in_lock_mode:
tst r5, #0x4
bxne lr @ Return if locked
/* wait till dll locks */
adr r7, kick_counter
wait_dll_lock_timed:
ldr r4, wait_dll_lock_counter
add r4, r4, #1
str r4, wait_dll_lock_counter
str r4, [r7, #wait_dll_lock_counter - kick_counter]
ldr r4, sdrc_dlla_status
/* Wait 20uS for lock */
mov r6, #8
@ -718,9 +700,10 @@ kick_dll:
dsb
ldr r4, kick_counter
add r4, r4, #1
str r4, kick_counter
str r4, [r7] @ kick_counter
b wait_dll_lock_timed
.align
cm_idlest1_core:
.word CM_IDLEST1_CORE_V
cm_idlest_ckgen:
@ -763,6 +746,7 @@ kick_counter:
.word 0
wait_dll_lock_counter:
.word 0
ENDPROC(omap34xx_cpu_suspend)
ENTRY(omap34xx_cpu_suspend_sz)
.word . - omap34xx_cpu_suspend

68
arch/arm/mach-omap2/smartreflex.c
View File

@ -54,6 +54,7 @@ struct omap_sr {
struct list_head node;
struct omap_sr_nvalue_table *nvalue_table;
struct voltagedomain *voltdm;
struct dentry *dbg_dir;
};
/* sr_list contains all the instances of smartreflex module */
@ -260,9 +261,11 @@ static int sr_late_init(struct omap_sr *sr_info)
if (sr_class->class_type == SR_CLASS2 &&
sr_class->notify_flags && sr_info->irq) {
name = kzalloc(SMARTREFLEX_NAME_LEN + 1, GFP_KERNEL);
strcpy(name, "sr_");
strcat(name, sr_info->voltdm->name);
name = kasprintf(GFP_KERNEL, "sr_%s", sr_info->voltdm->name);
if (name == NULL) {
ret = -ENOMEM;
goto error;
}
ret = request_irq(sr_info->irq, sr_interrupt,
0, name, (void *)sr_info);
if (ret)
@ -282,6 +285,7 @@ error:
dev_err(&sr_info->pdev->dev, "%s: ERROR in registering"
"interrupt handler. Smartreflex will"
"not function as desired\n", __func__);
kfree(name);
kfree(sr_info);
return ret;
}
@ -820,7 +824,7 @@ static int __init omap_sr_probe(struct platform_device *pdev)
struct omap_sr *sr_info = kzalloc(sizeof(struct omap_sr), GFP_KERNEL);
struct omap_sr_data *pdata = pdev->dev.platform_data;
struct resource *mem, *irq;
struct dentry *vdd_dbg_dir, *dbg_dir, *nvalue_dir;
struct dentry *vdd_dbg_dir, *nvalue_dir;
struct omap_volt_data *volt_data;
int i, ret = 0;
@ -879,7 +883,7 @@ static int __init omap_sr_probe(struct platform_device *pdev)
ret = sr_late_init(sr_info);
if (ret) {
pr_warning("%s: Error in SR late init\n", __func__);
return ret;
goto err_release_region;
}
}
@ -890,30 +894,34 @@ static int __init omap_sr_probe(struct platform_device *pdev)
* not try to create rest of the debugfs entries.
*/
vdd_dbg_dir = omap_voltage_get_dbgdir(sr_info->voltdm);
if (!vdd_dbg_dir)
return -EINVAL;
dbg_dir = debugfs_create_dir("smartreflex", vdd_dbg_dir);
if (IS_ERR(dbg_dir)) {
dev_err(&pdev->dev, "%s: Unable to create debugfs directory\n",
__func__);
return PTR_ERR(dbg_dir);
if (!vdd_dbg_dir) {
ret = -EINVAL;
goto err_release_region;
}
(void) debugfs_create_file("autocomp", S_IRUGO | S_IWUSR, dbg_dir,
(void *)sr_info, &pm_sr_fops);
(void) debugfs_create_x32("errweight", S_IRUGO, dbg_dir,
sr_info->dbg_dir = debugfs_create_dir("smartreflex", vdd_dbg_dir);
if (IS_ERR(sr_info->dbg_dir)) {
dev_err(&pdev->dev, "%s: Unable to create debugfs directory\n",
__func__);
ret = PTR_ERR(sr_info->dbg_dir);
goto err_release_region;
}
(void) debugfs_create_file("autocomp", S_IRUGO | S_IWUSR,
sr_info->dbg_dir, (void *)sr_info, &pm_sr_fops);
(void) debugfs_create_x32("errweight", S_IRUGO, sr_info->dbg_dir,
&sr_info->err_weight);
(void) debugfs_create_x32("errmaxlimit", S_IRUGO, dbg_dir,
(void) debugfs_create_x32("errmaxlimit", S_IRUGO, sr_info->dbg_dir,
&sr_info->err_maxlimit);
(void) debugfs_create_x32("errminlimit", S_IRUGO, dbg_dir,
(void) debugfs_create_x32("errminlimit", S_IRUGO, sr_info->dbg_dir,
&sr_info->err_minlimit);
nvalue_dir = debugfs_create_dir("nvalue", dbg_dir);
nvalue_dir = debugfs_create_dir("nvalue", sr_info->dbg_dir);
if (IS_ERR(nvalue_dir)) {
dev_err(&pdev->dev, "%s: Unable to create debugfs directory"
"for n-values\n", __func__);
return PTR_ERR(nvalue_dir);
ret = PTR_ERR(nvalue_dir);
goto err_release_region;
}
omap_voltage_get_volttable(sr_info->voltdm, &volt_data);
@ -922,23 +930,15 @@ static int __init omap_sr_probe(struct platform_device *pdev)
" corresponding vdd vdd_%s. Cannot create debugfs"
"entries for n-values\n",
__func__, sr_info->voltdm->name);
return -ENODATA;
ret = -ENODATA;
goto err_release_region;
}
for (i = 0; i < sr_info->nvalue_count; i++) {
char *name;
char volt_name[32];
char name[NVALUE_NAME_LEN + 1];
name = kzalloc(NVALUE_NAME_LEN + 1, GFP_KERNEL);
if (!name) {
dev_err(&pdev->dev, "%s: Unable to allocate memory"
" for n-value directory name\n", __func__);
return -ENOMEM;
}
strcpy(name, "volt_");
sprintf(volt_name, "%d", volt_data[i].volt_nominal);
strcat(name, volt_name);
snprintf(name, sizeof(name), "volt_%d",
volt_data[i].volt_nominal);
(void) debugfs_create_x32(name, S_IRUGO | S_IWUSR, nvalue_dir,
&(sr_info->nvalue_table[i].nvalue));
}
@ -973,6 +973,8 @@ static int __devexit omap_sr_remove(struct platform_device *pdev)
if (sr_info->autocomp_active)
sr_stop_vddautocomp(sr_info);
if (sr_info->dbg_dir)
debugfs_remove_recursive(sr_info->dbg_dir);
list_del(&sr_info->node);
iounmap(sr_info->base);

36
arch/arm/mach-omap2/sram34xx.S
View File

@ -34,6 +34,12 @@
#include "sdrc.h"
#include "cm2xxx_3xxx.h"
/*
* This file needs be built unconditionally as ARM to interoperate correctly
* with non-Thumb-2-capable firmware.
*/
.arm
.text
/* r1 parameters */
@ -116,24 +122,36 @@ ENTRY(omap3_sram_configure_core_dpll)
@ pull the extra args off the stack
@ and store them in SRAM
/*
* PC-relative stores are deprecated in ARMv7 and lead to undefined behaviour
* in Thumb-2: use a r7 as a base instead.
* Be careful not to clobber r7 when maintaing this file.
*/
THUMB( adr r7, omap3_sram_configure_core_dpll )
.macro strtext Rt:req, label:req
ARM( str \Rt, \label )
THUMB( str \Rt, [r7, \label - omap3_sram_configure_core_dpll] )
.endm
ldr r4, [sp, #52]
str r4, omap_sdrc_rfr_ctrl_0_val
strtext r4, omap_sdrc_rfr_ctrl_0_val
ldr r4, [sp, #56]
str r4, omap_sdrc_actim_ctrl_a_0_val
strtext r4, omap_sdrc_actim_ctrl_a_0_val
ldr r4, [sp, #60]
str r4, omap_sdrc_actim_ctrl_b_0_val
strtext r4, omap_sdrc_actim_ctrl_b_0_val
ldr r4, [sp, #64]
str r4, omap_sdrc_mr_0_val
strtext r4, omap_sdrc_mr_0_val
ldr r4, [sp, #68]
str r4, omap_sdrc_rfr_ctrl_1_val
strtext r4, omap_sdrc_rfr_ctrl_1_val
cmp r4, #0 @ if SDRC_RFR_CTRL_1 is 0,
beq skip_cs1_params @ do not use cs1 params
ldr r4, [sp, #72]
str r4, omap_sdrc_actim_ctrl_a_1_val
strtext r4, omap_sdrc_actim_ctrl_a_1_val
ldr r4, [sp, #76]
str r4, omap_sdrc_actim_ctrl_b_1_val
strtext r4, omap_sdrc_actim_ctrl_b_1_val
ldr r4, [sp, #80]
str r4, omap_sdrc_mr_1_val
strtext r4, omap_sdrc_mr_1_val
skip_cs1_params:
mrc p15, 0, r8, c1, c0, 0 @ read ctrl register
bic r10, r8, #0x800 @ clear Z-bit, disable branch prediction
@ -271,6 +289,7 @@ skip_cs1_prog:
ldr r12, [r11] @ posted-write barrier for SDRC
bx lr
.align
omap3_sdrc_power:
.word OMAP34XX_SDRC_REGADDR(SDRC_POWER)
omap3_cm_clksel1_pll:
@ -319,6 +338,7 @@ omap3_sdrc_dlla_ctrl:
.word OMAP34XX_SDRC_REGADDR(SDRC_DLLA_CTRL)
core_m2_mask_val:
.word 0x07FFFFFF
ENDPROC(omap3_sram_configure_core_dpll)
ENTRY(omap3_sram_configure_core_dpll_sz)
.word . - omap3_sram_configure_core_dpll

1
arch/arm/mach-pxa/pxa25x.c
View File

@ -347,6 +347,7 @@ static struct platform_device *pxa25x_devices[] __initdata = {
&pxa25x_device_assp,
&pxa25x_device_pwm0,
&pxa25x_device_pwm1,
&pxa_device_asoc_platform,
};
static struct sys_device pxa25x_sysdev[] = {

2
arch/arm/mach-pxa/tosa-bt.c
View File

@ -81,8 +81,6 @@ static int tosa_bt_probe(struct platform_device *dev)
goto err_rfk_alloc;
}
rfkill_set_led_trigger_name(rfk, "tosa-bt");
rc = rfkill_register(rfk);
if (rc)
goto err_rfkill;

6
arch/arm/mach-pxa/tosa.c
View File

@ -875,6 +875,11 @@ static struct platform_device sharpsl_rom_device = {
.dev.platform_data = &sharpsl_rom_data,
};
static struct platform_device wm9712_device = {
.name = "wm9712-codec",
.id = -1,
};
static struct platform_device *devices[] __initdata = {
&tosascoop_device,
&tosascoop_jc_device,
@ -885,6 +890,7 @@ static struct platform_device *devices[] __initdata = {
&tosaled_device,
&tosa_bt_device,
&sharpsl_rom_device,
&wm9712_device,
};
static void tosa_poweroff(void)

1
arch/arm/mach-s3c2440/Kconfig
View File

@ -99,6 +99,7 @@ config MACH_NEO1973_GTA02
select POWER_SUPPLY
select MACH_NEO1973
select S3C2410_PWM
select S3C_DEV_USB_HOST
help
Say Y here if you are using the Openmoko GTA02 / Freerunner GSM Phone

26
arch/arm/mach-s3c2440/include/mach/gta02.h
View File

@ -44,19 +44,19 @@
#define GTA02v3_GPIO_nUSB_FLT S3C2410_GPG(10) /* v3 + v4 only */
#define GTA02v3_GPIO_nGSM_OC S3C2410_GPG(11) /* v3 + v4 only */
#define GTA02_GPIO_AMP_SHUT S3C2440_GPJ1 /* v2 + v3 + v4 only */
#define GTA02v1_GPIO_WLAN_GPIO10 S3C2440_GPJ2
#define GTA02_GPIO_HP_IN S3C2440_GPJ2 /* v2 + v3 + v4 only */
#define GTA02_GPIO_INT0 S3C2440_GPJ3 /* v2 + v3 + v4 only */
#define GTA02_GPIO_nGSM_EN S3C2440_GPJ4
#define GTA02_GPIO_3D_RESET S3C2440_GPJ5
#define GTA02_GPIO_nDL_GSM S3C2440_GPJ6 /* v4 + v5 only */
#define GTA02_GPIO_WLAN_GPIO0 S3C2440_GPJ7
#define GTA02v1_GPIO_BAT_ID S3C2440_GPJ8
#define GTA02_GPIO_KEEPACT S3C2440_GPJ8
#define GTA02v1_GPIO_HP_IN S3C2440_GPJ10
#define GTA02_CHIP_PWD S3C2440_GPJ11 /* v2 + v3 + v4 only */
#define GTA02_GPIO_nWLAN_RESET S3C2440_GPJ12 /* v2 + v3 + v4 only */
#define GTA02_GPIO_AMP_SHUT S3C2410_GPJ(1) /* v2 + v3 + v4 only */
#define GTA02v1_GPIO_WLAN_GPIO10 S3C2410_GPJ(2)
#define GTA02_GPIO_HP_IN S3C2410_GPJ(2) /* v2 + v3 + v4 only */
#define GTA02_GPIO_INT0 S3C2410_GPJ(3) /* v2 + v3 + v4 only */
#define GTA02_GPIO_nGSM_EN S3C2410_GPJ(4)
#define GTA02_GPIO_3D_RESET S3C2410_GPJ(5)
#define GTA02_GPIO_nDL_GSM S3C2410_GPJ(6) /* v4 + v5 only */
#define GTA02_GPIO_WLAN_GPIO0 S3C2410_GPJ(7)
#define GTA02v1_GPIO_BAT_ID S3C2410_GPJ(8)
#define GTA02_GPIO_KEEPACT S3C2410_GPJ(8)
#define GTA02v1_GPIO_HP_IN S3C2410_GPJ(10)
#define GTA02_CHIP_PWD S3C2410_GPJ(11) /* v2 + v3 + v4 only */
#define GTA02_GPIO_nWLAN_RESET S3C2410_GPJ(12) /* v2 + v3 + v4 only */
#define GTA02_IRQ_GSENSOR_1 IRQ_EINT0
#define GTA02_IRQ_MODEM IRQ_EINT1

6
arch/arm/mach-s3c64xx/clock.c
View File

@ -150,6 +150,12 @@ static struct clk init_clocks_off[] = {
.parent = &clk_p,
.enable = s3c64xx_pclk_ctrl,
.ctrlbit = S3C_CLKCON_PCLK_IIC,
}, {
.name = "i2c",
.id = 1,
.parent = &clk_p,
.enable = s3c64xx_pclk_ctrl,
.ctrlbit = S3C6410_CLKCON_PCLK_I2C1,
}, {
.name = "iis",
.id = 0,

11
arch/arm/mach-s3c64xx/dma.c
View File

@ -690,12 +690,12 @@ static int s3c64xx_dma_init1(int chno, enum dma_ch chbase,
regptr = regs + PL080_Cx_BASE(0);
for (ch = 0; ch < 8; ch++, chno++, chptr++) {
printk(KERN_INFO "%s: registering DMA %d (%p)\n",
__func__, chno, regptr);
for (ch = 0; ch < 8; ch++, chptr++) {
pr_debug("%s: registering DMA %d (%p)\n",
__func__, chno + ch, regptr);
chptr->bit = 1 << ch;
chptr->number = chno;
chptr->number = chno + ch;
chptr->dmac = dmac;
chptr->regs = regptr;
regptr += PL080_Cx_STRIDE;
@ -704,7 +704,8 @@ static int s3c64xx_dma_init1(int chno, enum dma_ch chbase,
/* for the moment, permanently enable the controller */
writel(PL080_CONFIG_ENABLE, regs + PL080_CONFIG);
printk(KERN_INFO "PL080: IRQ %d, at %p\n", irq, regs);
printk(KERN_INFO "PL080: IRQ %d, at %p, channels %d..%d\n",
irq, regs, chno, chno+8);
return 0;

4
arch/arm/mach-s3c64xx/gpiolib.c
View File

@ -72,7 +72,7 @@ static struct s3c_gpio_cfg gpio_4bit_cfg_eint0011 = {
.get_pull = s3c_gpio_getpull_updown,
};
int s3c64xx_gpio2int_gpm(struct gpio_chip *chip, unsigned pin)
static int s3c64xx_gpio2int_gpm(struct gpio_chip *chip, unsigned pin)
{
return pin < 5 ? IRQ_EINT(23) + pin : -ENXIO;
}
@ -138,7 +138,7 @@ static struct s3c_gpio_chip gpio_4bit[] = {
},
};
int s3c64xx_gpio2int_gpl(struct gpio_chip *chip, unsigned pin)
static int s3c64xx_gpio2int_gpl(struct gpio_chip *chip, unsigned pin)
{
return pin >= 8 ? IRQ_EINT(16) + pin - 8 : -ENXIO;
}

13
arch/arm/mach-s3c64xx/mach-smdk6410.c
View File

@ -28,6 +28,7 @@
#include <linux/delay.h>
#include <linux/smsc911x.h>
#include <linux/regulator/fixed.h>
#include <linux/regulator/machine.h>
#ifdef CONFIG_SMDK6410_WM1190_EV1
#include <linux/mfd/wm8350/core.h>
@ -351,7 +352,7 @@ static struct regulator_init_data smdk6410_vddpll = {
/* VDD_UH_MMC, LDO5 on J5 */
static struct regulator_init_data smdk6410_vdduh_mmc = {
.constraints = {
.name = "PVDD_UH/PVDD_MMC",
.name = "PVDD_UH+PVDD_MMC",
.always_on = 1,
},
};
@ -417,7 +418,7 @@ static struct regulator_init_data smdk6410_vddaudio = {
/* S3C64xx internal logic & PLL */
static struct regulator_init_data wm8350_dcdc1_data = {
.constraints = {
.name = "PVDD_INT/PVDD_PLL",
.name = "PVDD_INT+PVDD_PLL",
.min_uV = 1200000,
.max_uV = 1200000,
.always_on = 1,
@ -452,7 +453,7 @@ static struct regulator_consumer_supply wm8350_dcdc4_consumers[] = {
static struct regulator_init_data wm8350_dcdc4_data = {
.constraints = {
.name = "PVDD_HI/PVDD_EXT/PVDD_SYS/PVCCM2MTV",
.name = "PVDD_HI+PVDD_EXT+PVDD_SYS+PVCCM2MTV",
.min_uV = 3000000,
.max_uV = 3000000,
.always_on = 1,
@ -464,7 +465,7 @@ static struct regulator_init_data wm8350_dcdc4_data = {
/* OTGi/1190-EV1 HPVDD & AVDD */
static struct regulator_init_data wm8350_ldo4_data = {
.constraints = {
.name = "PVDD_OTGI/HPVDD/AVDD",
.name = "PVDD_OTGI+HPVDD+AVDD",
.min_uV = 1200000,
.max_uV = 1200000,
.apply_uV = 1,
@ -552,7 +553,7 @@ static struct wm831x_backlight_pdata wm1192_backlight_pdata = {
static struct regulator_init_data wm1192_dcdc3 = {
.constraints = {
.name = "PVDD_MEM/PVDD_GPS",
.name = "PVDD_MEM+PVDD_GPS",
.always_on = 1,
},
};
@ -563,7 +564,7 @@ static struct regulator_consumer_supply wm1192_ldo1_consumers[] = {
static struct regulator_init_data wm1192_ldo1 = {
.constraints = {
.name = "PVDD_LCD/PVDD_EXT",
.name = "PVDD_LCD+PVDD_EXT",
.always_on = 1,
},
.consumer_supplies = wm1192_ldo1_consumers,

2
arch/arm/mach-s3c64xx/setup-keypad.c
View File

@ -17,7 +17,7 @@
void samsung_keypad_cfg_gpio(unsigned int rows, unsigned int cols)
{
/* Set all the necessary GPK pins to special-function 3: KP_ROW[x] */
s3c_gpio_cfgrange_nopull(S3C64XX_GPK(8), 8 + rows, S3C_GPIO_SFN(3));
s3c_gpio_cfgrange_nopull(S3C64XX_GPK(8), rows, S3C_GPIO_SFN(3));
/* Set all the necessary GPL pins to special-function 3: KP_COL[x] */
s3c_gpio_cfgrange_nopull(S3C64XX_GPL(0), cols, S3C_GPIO_SFN(3));

2
arch/arm/mach-s3c64xx/setup-sdhci.c
View File

@ -56,7 +56,7 @@ void s3c6400_setup_sdhci_cfg_card(struct platform_device *dev,
else
ctrl3 = (S3C_SDHCI_CTRL3_FCSEL1 | S3C_SDHCI_CTRL3_FCSEL0);
printk(KERN_INFO "%s: CTRL 2=%08x, 3=%08x\n", __func__, ctrl2, ctrl3);
pr_debug("%s: CTRL 2=%08x, 3=%08x\n", __func__, ctrl2, ctrl3);
writel(ctrl2, r + S3C_SDHCI_CONTROL2);
writel(ctrl3, r + S3C_SDHCI_CONTROL3);
}

4
arch/arm/mach-s5p64x0/include/mach/gpio.h
View File

@ -23,7 +23,7 @@
#define S5P6440_GPIO_A_NR (6)
#define S5P6440_GPIO_B_NR (7)
#define S5P6440_GPIO_C_NR (8)
#define S5P6440_GPIO_F_NR (2)
#define S5P6440_GPIO_F_NR (16)
#define S5P6440_GPIO_G_NR (7)
#define S5P6440_GPIO_H_NR (10)
#define S5P6440_GPIO_I_NR (16)
@ -36,7 +36,7 @@
#define S5P6450_GPIO_B_NR (7)
#define S5P6450_GPIO_C_NR (8)
#define S5P6450_GPIO_D_NR (8)
#define S5P6450_GPIO_F_NR (2)
#define S5P6450_GPIO_F_NR (16)
#define S5P6450_GPIO_G_NR (14)
#define S5P6450_GPIO_H_NR (10)
#define S5P6450_GPIO_I_NR (16)

1
arch/arm/mach-shmobile/board-ag5evm.c
View File

@ -454,6 +454,7 @@ static void __init ag5evm_init(void)
gpio_direction_output(GPIO_PORT217, 0);
mdelay(1);
gpio_set_value(GPIO_PORT217, 1);
mdelay(100);
/* LCD backlight controller */
gpio_request(GPIO_PORT235, NULL); /* RESET */

2
arch/arm/mach-shmobile/board-ap4evb.c
View File

@ -1303,7 +1303,7 @@ static void __init ap4evb_init(void)
lcdc_info.clock_source = LCDC_CLK_BUS;
lcdc_info.ch[0].interface_type = RGB18;
lcdc_info.ch[0].clock_divider = 2;
lcdc_info.ch[0].clock_divider = 3;
lcdc_info.ch[0].flags = 0;
lcdc_info.ch[0].lcd_size_cfg.width = 152;
lcdc_info.ch[0].lcd_size_cfg.height = 91;

2
arch/arm/mach-shmobile/board-mackerel.c
View File

@ -303,7 +303,7 @@ static struct sh_mobile_lcdc_info lcdc_info = {
.lcd_cfg = mackerel_lcdc_modes,
.num_cfg = ARRAY_SIZE(mackerel_lcdc_modes),
.interface_type = RGB24,
.clock_divider = 2,
.clock_divider = 3,
.flags = 0,
.lcd_size_cfg.width = 152,
.lcd_size_cfg.height = 91,

17
arch/arm/mach-shmobile/clock-sh73a0.c
View File

@ -263,7 +263,7 @@ static struct clk div6_clks[DIV6_NR] = {
};
enum { MSTP001,
MSTP125, MSTP118, MSTP116, MSTP100,
MSTP129, MSTP128, MSTP127, MSTP126, MSTP125, MSTP118, MSTP116, MSTP100,
MSTP219,
MSTP207, MSTP206, MSTP204, MSTP203, MSTP202, MSTP201, MSTP200,
MSTP331, MSTP329, MSTP325, MSTP323, MSTP312,
@ -275,6 +275,10 @@ enum { MSTP001,
static struct clk mstp_clks[MSTP_NR] = {
[MSTP001] = MSTP(&div4_clks[DIV4_HP], SMSTPCR0, 1, 0), /* IIC2 */
[MSTP129] = MSTP(&div4_clks[DIV4_B], SMSTPCR1, 29, 0), /* CEU1 */
[MSTP128] = MSTP(&div4_clks[DIV4_B], SMSTPCR1, 28, 0), /* CSI2-RX1 */
[MSTP127] = MSTP(&div4_clks[DIV4_B], SMSTPCR1, 27, 0), /* CEU0 */
[MSTP126] = MSTP(&div4_clks[DIV4_B], SMSTPCR1, 26, 0), /* CSI2-RX0 */
[MSTP125] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR1, 25, 0), /* TMU0 */
[MSTP118] = MSTP(&div4_clks[DIV4_B], SMSTPCR1, 18, 0), /* DSITX0 */
[MSTP116] = MSTP(&div4_clks[DIV4_HP], SMSTPCR1, 16, 0), /* IIC0 */
@ -306,6 +310,9 @@ static struct clk_lookup lookups[] = {
CLKDEV_CON_ID("r_clk", &r_clk),
/* DIV6 clocks */
CLKDEV_CON_ID("vck1_clk", &div6_clks[DIV6_VCK1]),
CLKDEV_CON_ID("vck2_clk", &div6_clks[DIV6_VCK2]),
CLKDEV_CON_ID("vck3_clk", &div6_clks[DIV6_VCK3]),
CLKDEV_ICK_ID("dsit_clk", "sh-mipi-dsi.0", &div6_clks[DIV6_DSIT]),
CLKDEV_ICK_ID("dsit_clk", "sh-mipi-dsi.1", &div6_clks[DIV6_DSIT]),
CLKDEV_ICK_ID("dsi0p_clk", "sh-mipi-dsi.0", &div6_clks[DIV6_DSI0P]),
@ -313,11 +320,15 @@ static struct clk_lookup lookups[] = {
/* MSTP32 clocks */
CLKDEV_DEV_ID("i2c-sh_mobile.2", &mstp_clks[MSTP001]), /* I2C2 */
CLKDEV_DEV_ID("sh_mobile_lcdc_fb.0", &mstp_clks[MSTP100]), /* LCDC0 */
CLKDEV_DEV_ID("sh_mobile_ceu.1", &mstp_clks[MSTP129]), /* CEU1 */
CLKDEV_DEV_ID("sh-mobile-csi2.1", &mstp_clks[MSTP128]), /* CSI2-RX1 */
CLKDEV_DEV_ID("sh_mobile_ceu.0", &mstp_clks[MSTP127]), /* CEU0 */
CLKDEV_DEV_ID("sh-mobile-csi2.0", &mstp_clks[MSTP126]), /* CSI2-RX0 */
CLKDEV_DEV_ID("sh_tmu.0", &mstp_clks[MSTP125]), /* TMU00 */
CLKDEV_DEV_ID("sh_tmu.1", &mstp_clks[MSTP125]), /* TMU01 */
CLKDEV_DEV_ID("i2c-sh_mobile.0", &mstp_clks[MSTP116]), /* I2C0 */
CLKDEV_DEV_ID("sh-mipi-dsi.0", &mstp_clks[MSTP118]), /* DSITX */
CLKDEV_DEV_ID("i2c-sh_mobile.0", &mstp_clks[MSTP116]), /* I2C0 */
CLKDEV_DEV_ID("sh_mobile_lcdc_fb.0", &mstp_clks[MSTP100]), /* LCDC0 */
CLKDEV_DEV_ID("sh-sci.7", &mstp_clks[MSTP219]), /* SCIFA7 */
CLKDEV_DEV_ID("sh-sci.5", &mstp_clks[MSTP207]), /* SCIFA5 */
CLKDEV_DEV_ID("sh-sci.8", &mstp_clks[MSTP206]), /* SCIFB */

10
arch/arm/mach-shmobile/include/mach/head-ap4evb.txt
View File

@ -6,13 +6,10 @@ LIST "RWT Setting"
EW 0xE6020004, 0xA500
EW 0xE6030004, 0xA500
DD 0x01001000, 0x01001000
LIST "GPIO Setting"
EB 0xE6051013, 0xA2
LIST "CPG"
ED 0xE6150080, 0x00000180
ED 0xE61500C0, 0x00000002
WAIT 1, 0xFE40009C
@ -37,6 +34,9 @@ ED 0xE615002C, 0x93000040
WAIT 1, 0xFE40009C
LIST "SUB/USBClk"
ED 0xE6150080, 0x00000180
LIST "BSC"
ED 0xFEC10000, 0x00E0001B
@ -53,7 +53,7 @@ ED 0xFE400048, 0x20C18505
ED 0xFE40004C, 0x00110209
ED 0xFE400010, 0x00000087
WAIT 10, 0xFE40009C
WAIT 30, 0xFE40009C
ED 0xFE400084, 0x0000003F
EB 0xFE500000, 0x00
@ -84,7 +84,7 @@ ED 0xE6150004, 0x80331050
WAIT 1, 0xFE40009C
ED 0xE6150354, 0x00000002
ED 0xFE400354, 0x01AD8002
LIST "SCIF0 - Serial port for earlyprintk"
EB 0xE6053098, 0x11

10
arch/arm/mach-shmobile/include/mach/head-mackerel.txt
View File

@ -6,13 +6,10 @@ LIST "RWT Setting"
EW 0xE6020004, 0xA500
EW 0xE6030004, 0xA500
DD 0x01001000, 0x01001000
LIST "GPIO Setting"
EB 0xE6051013, 0xA2
LIST "CPG"
ED 0xE6150080, 0x00000180
ED 0xE61500C0, 0x00000002
WAIT 1, 0xFE40009C
@ -37,6 +34,9 @@ ED 0xE615002C, 0x93000040
WAIT 1, 0xFE40009C
LIST "SUB/USBClk"
ED 0xE6150080, 0x00000180
LIST "BSC"
ED 0xFEC10000, 0x00E0001B
@ -53,7 +53,7 @@ ED 0xFE400048, 0x20C18505
ED 0xFE40004C, 0x00110209
ED 0xFE400010, 0x00000087
WAIT 10, 0xFE40009C
WAIT 30, 0xFE40009C
ED 0xFE400084, 0x0000003F
EB 0xFE500000, 0x00
@ -84,7 +84,7 @@ ED 0xE6150004, 0x80331050
WAIT 1, 0xFE40009C
ED 0xE6150354, 0x00000002
ED 0xFE400354, 0x01AD8002
LIST "SCIF0 - Serial port for earlyprintk"
EB 0xE6053098, 0x11

4
arch/arm/plat-omap/include/plat/common.h
View File

@ -56,10 +56,6 @@ struct omap_globals {
unsigned long prm; /* Power and Reset Management */
unsigned long cm; /* Clock Management */
unsigned long cm2;
unsigned long uart1_phys;
unsigned long uart2_phys;
unsigned long uart3_phys;
unsigned long uart4_phys;
};
void omap2_set_globals_242x(void);

2
arch/arm/plat-samsung/dev-uart.c
View File

@ -15,6 +15,8 @@
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <plat/devs.h>
/* uart devices */
static struct platform_device s3c24xx_uart_device0 = {

16
arch/blackfin/lib/outs.S
View File

@ -13,6 +13,8 @@
.align 2
ENTRY(_outsl)
CC = R2 == 0;
IF CC JUMP 1f;
P0 = R0; /* P0 = port */
P1 = R1; /* P1 = address */
P2 = R2; /* P2 = count */
@ -20,10 +22,12 @@ ENTRY(_outsl)
LSETUP( .Llong_loop_s, .Llong_loop_e) LC0 = P2;
.Llong_loop_s: R0 = [P1++];
.Llong_loop_e: [P0] = R0;
RTS;
1: RTS;
ENDPROC(_outsl)
ENTRY(_outsw)
CC = R2 == 0;
IF CC JUMP 1f;
P0 = R0; /* P0 = port */
P1 = R1; /* P1 = address */
P2 = R2; /* P2 = count */
@ -31,10 +35,12 @@ ENTRY(_outsw)
LSETUP( .Lword_loop_s, .Lword_loop_e) LC0 = P2;
.Lword_loop_s: R0 = W[P1++];
.Lword_loop_e: W[P0] = R0;
RTS;
1: RTS;
ENDPROC(_outsw)
ENTRY(_outsb)
CC = R2 == 0;
IF CC JUMP 1f;
P0 = R0; /* P0 = port */
P1 = R1; /* P1 = address */
P2 = R2; /* P2 = count */
@ -42,10 +48,12 @@ ENTRY(_outsb)
LSETUP( .Lbyte_loop_s, .Lbyte_loop_e) LC0 = P2;
.Lbyte_loop_s: R0 = B[P1++];
.Lbyte_loop_e: B[P0] = R0;
RTS;
1: RTS;
ENDPROC(_outsb)
ENTRY(_outsw_8)
CC = R2 == 0;
IF CC JUMP 1f;
P0 = R0; /* P0 = port */
P1 = R1; /* P1 = address */
P2 = R2; /* P2 = count */
@ -56,5 +64,5 @@ ENTRY(_outsw_8)
R0 = R0 << 8;
R0 = R0 + R1;
.Lword8_loop_e: W[P0] = R0;
RTS;
1: RTS;
ENDPROC(_outsw_8)

2
arch/blackfin/mach-common/cache.S
View File

@ -58,6 +58,8 @@
1:
.ifeqs "\flushins", BROK_FLUSH_INST
\flushins [P0++];
nop;
nop;
2: nop;
.else
2: \flushins [P0++];

6
arch/powerpc/include/asm/machdep.h
View File

@ -240,6 +240,12 @@ struct machdep_calls {
* claims to support kexec.
*/
int (*machine_kexec_prepare)(struct kimage *image);
/* Called to perform the _real_ kexec.
* Do NOT allocate memory or fail here. We are past the point of
* no return.
*/
void (*machine_kexec)(struct kimage *image);
#endif /* CONFIG_KEXEC */
#ifdef CONFIG_SUSPEND

5
arch/powerpc/kernel/machine_kexec.c
View File

@ -87,7 +87,10 @@ void machine_kexec(struct kimage *image)
save_ftrace_enabled = __ftrace_enabled_save();
default_machine_kexec(image);
if (ppc_md.machine_kexec)
ppc_md.machine_kexec(image);
else
default_machine_kexec(image);
__ftrace_enabled_restore(save_ftrace_enabled);

8
arch/powerpc/kernel/process.c
View File

@ -353,6 +353,7 @@ static void switch_booke_debug_regs(struct thread_struct *new_thread)
prime_debug_regs(new_thread);
}
#else /* !CONFIG_PPC_ADV_DEBUG_REGS */
#ifndef CONFIG_HAVE_HW_BREAKPOINT
static void set_debug_reg_defaults(struct thread_struct *thread)
{
if (thread->dabr) {
@ -360,6 +361,7 @@ static void set_debug_reg_defaults(struct thread_struct *thread)
set_dabr(0);
}
}
#endif /* !CONFIG_HAVE_HW_BREAKPOINT */
#endif /* CONFIG_PPC_ADV_DEBUG_REGS */
int set_dabr(unsigned long dabr)
@ -670,11 +672,11 @@ void flush_thread(void)
{
discard_lazy_cpu_state();
#ifdef CONFIG_HAVE_HW_BREAKPOINTS
#ifdef CONFIG_HAVE_HW_BREAKPOINT
flush_ptrace_hw_breakpoint(current);
#else /* CONFIG_HAVE_HW_BREAKPOINTS */
#else /* CONFIG_HAVE_HW_BREAKPOINT */
set_debug_reg_defaults(&current->thread);
#endif /* CONFIG_HAVE_HW_BREAKPOINTS */
#endif /* CONFIG_HAVE_HW_BREAKPOINT */
}
void

6
arch/powerpc/mm/tlb_hash64.c
View File

@ -38,13 +38,11 @@ DEFINE_PER_CPU(struct ppc64_tlb_batch, ppc64_tlb_batch);
* neesd to be flushed. This function will either perform the flush
* immediately or will batch it up if the current CPU has an active
* batch on it.
*
* Must be called from within some kind of spinlock/non-preempt region...
*/
void hpte_need_flush(struct mm_struct *mm, unsigned long addr,
pte_t *ptep, unsigned long pte, int huge)
{
struct ppc64_tlb_batch *batch = &__get_cpu_var(ppc64_tlb_batch);
struct ppc64_tlb_batch *batch = &get_cpu_var(ppc64_tlb_batch);
unsigned long vsid, vaddr;
unsigned int psize;
int ssize;
@ -99,6 +97,7 @@ void hpte_need_flush(struct mm_struct *mm, unsigned long addr,
*/
if (!batch->active) {
flush_hash_page(vaddr, rpte, psize, ssize, 0);
put_cpu_var(ppc64_tlb_batch);
return;
}
@ -127,6 +126,7 @@ void hpte_need_flush(struct mm_struct *mm, unsigned long addr,
batch->index = ++i;
if (i >= PPC64_TLB_BATCH_NR)
__flush_tlb_pending(batch);
put_cpu_var(ppc64_tlb_batch);
}
/*

2
arch/sh/include/asm/sections.h
View File

@ -3,7 +3,7 @@
#include <asm-generic/sections.h>
extern void __nosave_begin, __nosave_end;
extern long __nosave_begin, __nosave_end;
extern long __machvec_start, __machvec_end;
extern char __uncached_start, __uncached_end;
extern char _ebss[];

13
arch/sh/kernel/cpu/sh4/setup-sh7750.c
View File

@ -14,7 +14,7 @@
#include <linux/io.h>
#include <linux/sh_timer.h>
#include <linux/serial_sci.h>
#include <asm/machtypes.h>
#include <generated/machtypes.h>
static struct resource rtc_resources[] = {
[0] = {
@ -255,12 +255,17 @@ static struct platform_device *sh7750_early_devices[] __initdata = {
void __init plat_early_device_setup(void)
{
struct platform_device *dev[1];
if (mach_is_rts7751r2d()) {
scif_platform_data.scscr |= SCSCR_CKE1;
early_platform_add_devices(&scif_device, 1);
dev[0] = &scif_device;
early_platform_add_devices(dev, 1);
} else {
early_platform_add_devices(&sci_device, 1);
early_platform_add_devices(&scif_device, 1);
dev[0] = &sci_device;
early_platform_add_devices(dev, 1);
dev[0] = &scif_device;
early_platform_add_devices(dev, 1);
}
early_platform_add_devices(sh7750_early_devices,

10
arch/sh/lib/delay.c
View File

@ -10,6 +10,16 @@
void __delay(unsigned long loops)
{
__asm__ __volatile__(
/*
* ST40-300 appears to have an issue with this code,
* normally taking two cycles each loop, as with all
* other SH variants. If however the branch and the
* delay slot straddle an 8 byte boundary, this increases
* to 3 cycles.
* This align directive ensures this doesn't occur.
*/
".balign 8\n\t"
"tst %0, %0\n\t"
"1:\t"
"bf/s 1b\n\t"

3
arch/sh/mm/cache.c
View File

@ -108,7 +108,8 @@ void copy_user_highpage(struct page *to, struct page *from,
kunmap_atomic(vfrom, KM_USER0);
}
if (pages_do_alias((unsigned long)vto, vaddr & PAGE_MASK))
if (pages_do_alias((unsigned long)vto, vaddr & PAGE_MASK) ||
(vma->vm_flags & VM_EXEC))
__flush_purge_region(vto, PAGE_SIZE);
kunmap_atomic(vto, KM_USER1);

5
arch/x86/include/asm/msr-index.h
View File

@ -36,6 +36,11 @@
#define MSR_IA32_PERFCTR1 0x000000c2
#define MSR_FSB_FREQ 0x000000cd
#define MSR_NHM_SNB_PKG_CST_CFG_CTL 0x000000e2
#define NHM_C3_AUTO_DEMOTE (1UL << 25)
#define NHM_C1_AUTO_DEMOTE (1UL << 26)
#define ATM_LNC_C6_AUTO_DEMOTE (1UL << 25)
#define MSR_MTRRcap 0x000000fe
#define MSR_IA32_BBL_CR_CTL 0x00000119

6
arch/x86/kernel/cpu/cpufreq/p4-clockmod.c
View File

@ -158,9 +158,9 @@ static unsigned int cpufreq_p4_get_frequency(struct cpuinfo_x86 *c)
{
if (c->x86 == 0x06) {
if (cpu_has(c, X86_FEATURE_EST))
printk(KERN_WARNING PFX "Warning: EST-capable CPU "
"detected. The acpi-cpufreq module offers "
"voltage scaling in addition of frequency "
printk_once(KERN_WARNING PFX "Warning: EST-capable "
"CPU detected. The acpi-cpufreq module offers "
"voltage scaling in addition to frequency "
"scaling. You should use that instead of "
"p4-clockmod, if possible.\n");
switch (c->x86_model) {

13
arch/x86/kernel/cpu/cpufreq/powernow-k8.c
View File

@ -1537,6 +1537,7 @@ static struct notifier_block cpb_nb = {
static int __cpuinit powernowk8_init(void)
{
unsigned int i, supported_cpus = 0, cpu;
int rv;
for_each_online_cpu(i) {
int rc;
@ -1555,14 +1556,14 @@ static int __cpuinit powernowk8_init(void)
cpb_capable = true;
register_cpu_notifier(&cpb_nb);
msrs = msrs_alloc();
if (!msrs) {
printk(KERN_ERR "%s: Error allocating msrs!\n", __func__);
return -ENOMEM;
}
register_cpu_notifier(&cpb_nb);
rdmsr_on_cpus(cpu_online_mask, MSR_K7_HWCR, msrs);
for_each_cpu(cpu, cpu_online_mask) {
@ -1574,7 +1575,13 @@ static int __cpuinit powernowk8_init(void)
(cpb_enabled ? "on" : "off"));
}
return cpufreq_register_driver(&cpufreq_amd64_driver);
rv = cpufreq_register_driver(&cpufreq_amd64_driver);
if (rv < 0 && boot_cpu_has(X86_FEATURE_CPB)) {
unregister_cpu_notifier(&cpb_nb);
msrs_free(msrs);
msrs = NULL;
}
return rv;
}
/* driver entry point for term */

3
arch/x86/platform/olpc/olpc_dt.c
View File

@ -140,8 +140,7 @@ void * __init prom_early_alloc(unsigned long size)
* wasted bootmem) and hand off chunks of it to callers.
*/
res = alloc_bootmem(chunk_size);
if (!res)
return NULL;
BUG_ON(!res);
prom_early_allocated += chunk_size;
memset(res, 0, chunk_size);
free_mem = chunk_size;

18
block/blk-core.c
View File

@ -352,7 +352,7 @@ void blk_start_queue(struct request_queue *q)
WARN_ON(!irqs_disabled());
queue_flag_clear(QUEUE_FLAG_STOPPED, q);
__blk_run_queue(q);
__blk_run_queue(q, false);
}
EXPORT_SYMBOL(blk_start_queue);
@ -403,13 +403,14 @@ EXPORT_SYMBOL(blk_sync_queue);
/**
* __blk_run_queue - run a single device queue
* @q: The queue to run
* @force_kblockd: Don't run @q->request_fn directly. Use kblockd.
*
* Description:
* See @blk_run_queue. This variant must be called with the queue lock
* held and interrupts disabled.
*
*/
void __blk_run_queue(struct request_queue *q)
void __blk_run_queue(struct request_queue *q, bool force_kblockd)
{
blk_remove_plug(q);
@ -423,7 +424,7 @@ void __blk_run_queue(struct request_queue *q)
* Only recurse once to avoid overrunning the stack, let the unplug
* handling reinvoke the handler shortly if we already got there.
*/
if (!queue_flag_test_and_set(QUEUE_FLAG_REENTER, q)) {
if (!force_kblockd && !queue_flag_test_and_set(QUEUE_FLAG_REENTER, q)) {
q->request_fn(q);
queue_flag_clear(QUEUE_FLAG_REENTER, q);
} else {
@ -446,7 +447,7 @@ void blk_run_queue(struct request_queue *q)
unsigned long flags;
spin_lock_irqsave(q->queue_lock, flags);
__blk_run_queue(q);
__blk_run_queue(q, false);
spin_unlock_irqrestore(q->queue_lock, flags);
}
EXPORT_SYMBOL(blk_run_queue);
@ -1053,7 +1054,7 @@ void blk_insert_request(struct request_queue *q, struct request *rq,
drive_stat_acct(rq, 1);
__elv_add_request(q, rq, where, 0);
__blk_run_queue(q);
__blk_run_queue(q, false);
spin_unlock_irqrestore(q->queue_lock, flags);
}
EXPORT_SYMBOL(blk_insert_request);
@ -2610,13 +2611,6 @@ int kblockd_schedule_work(struct request_queue *q, struct work_struct *work)
}
EXPORT_SYMBOL(kblockd_schedule_work);
int kblockd_schedule_delayed_work(struct request_queue *q,
struct delayed_work *dwork, unsigned long delay)
{
return queue_delayed_work(kblockd_workqueue, dwork, delay);
}
EXPORT_SYMBOL(kblockd_schedule_delayed_work);
int __init blk_dev_init(void)
{
BUILD_BUG_ON(__REQ_NR_BITS > 8 *

8
block/blk-flush.c
View File

@ -66,10 +66,12 @@ static void blk_flush_complete_seq_end_io(struct request_queue *q,
/*
* Moving a request silently to empty queue_head may stall the
* queue. Kick the queue in those cases.
* queue. Kick the queue in those cases. This function is called
* from request completion path and calling directly into
* request_fn may confuse the driver. Always use kblockd.
*/
if (was_empty && next_rq)
__blk_run_queue(q);
__blk_run_queue(q, true);
}
static void pre_flush_end_io(struct request *rq, int error)
@ -130,7 +132,7 @@ static struct request *queue_next_fseq(struct request_queue *q)
BUG();
}
elv_insert(q, rq, ELEVATOR_INSERT_FRONT);
elv_insert(q, rq, ELEVATOR_INSERT_REQUEUE);
return rq;
}

2
block/blk-lib.c
View File

@ -132,7 +132,7 @@ static void bio_batch_end_io(struct bio *bio, int err)
}
/**
* blkdev_issue_zeroout generate number of zero filed write bios
* blkdev_issue_zeroout - generate number of zero filed write bios
* @bdev: blockdev to issue
* @sector: start sector
* @nr_sects: number of sectors to write

29
block/blk-throttle.c
View File

@ -20,6 +20,11 @@ static int throtl_quantum = 32;
/* Throttling is performed over 100ms slice and after that slice is renewed */
static unsigned long throtl_slice = HZ/10; /* 100 ms */
/* A workqueue to queue throttle related work */
static struct workqueue_struct *kthrotld_workqueue;
static void throtl_schedule_delayed_work(struct throtl_data *td,
unsigned long delay);
struct throtl_rb_root {
struct rb_root rb;
struct rb_node *left;
@ -345,10 +350,9 @@ static void throtl_schedule_next_dispatch(struct throtl_data *td)
update_min_dispatch_time(st);
if (time_before_eq(st->min_disptime, jiffies))
throtl_schedule_delayed_work(td->queue, 0);
throtl_schedule_delayed_work(td, 0);
else
throtl_schedule_delayed_work(td->queue,
(st->min_disptime - jiffies));
throtl_schedule_delayed_work(td, (st->min_disptime - jiffies));
}
static inline void
@ -815,10 +819,10 @@ void blk_throtl_work(struct work_struct *work)
}
/* Call with queue lock held */
void throtl_schedule_delayed_work(struct request_queue *q, unsigned long delay)
static void
throtl_schedule_delayed_work(struct throtl_data *td, unsigned long delay)
{
struct throtl_data *td = q->td;
struct delayed_work *dwork = &td->throtl_work;
if (total_nr_queued(td) > 0) {
@ -827,12 +831,11 @@ void throtl_schedule_delayed_work(struct request_queue *q, unsigned long delay)
* Cancel that and schedule a new one.
*/
__cancel_delayed_work(dwork);
kblockd_schedule_delayed_work(q, dwork, delay);
queue_delayed_work(kthrotld_workqueue, dwork, delay);
throtl_log(td, "schedule work. delay=%lu jiffies=%lu",
delay, jiffies);
}
}
EXPORT_SYMBOL(throtl_schedule_delayed_work);
static void
throtl_destroy_tg(struct throtl_data *td, struct throtl_grp *tg)
@ -920,7 +923,7 @@ static void throtl_update_blkio_group_read_bps(void *key,
smp_mb__after_atomic_inc();
/* Schedule a work now to process the limit change */
throtl_schedule_delayed_work(td->queue, 0);
throtl_schedule_delayed_work(td, 0);
}
static void throtl_update_blkio_group_write_bps(void *key,
@ -934,7 +937,7 @@ static void throtl_update_blkio_group_write_bps(void *key,
smp_mb__before_atomic_inc();
atomic_inc(&td->limits_changed);
smp_mb__after_atomic_inc();
throtl_schedule_delayed_work(td->queue, 0);
throtl_schedule_delayed_work(td, 0);
}
static void throtl_update_blkio_group_read_iops(void *key,
@ -948,7 +951,7 @@ static void throtl_update_blkio_group_read_iops(void *key,
smp_mb__before_atomic_inc();
atomic_inc(&td->limits_changed);
smp_mb__after_atomic_inc();
throtl_schedule_delayed_work(td->queue, 0);
throtl_schedule_delayed_work(td, 0);
}
static void throtl_update_blkio_group_write_iops(void *key,
@ -962,7 +965,7 @@ static void throtl_update_blkio_group_write_iops(void *key,
smp_mb__before_atomic_inc();
atomic_inc(&td->limits_changed);
smp_mb__after_atomic_inc();
throtl_schedule_delayed_work(td->queue, 0);
throtl_schedule_delayed_work(td, 0);
}
void throtl_shutdown_timer_wq(struct request_queue *q)
@ -1135,6 +1138,10 @@ void blk_throtl_exit(struct request_queue *q)
static int __init throtl_init(void)
{
kthrotld_workqueue = alloc_workqueue("kthrotld", WQ_MEM_RECLAIM, 0);
if (!kthrotld_workqueue)
panic("Failed to create kthrotld\n");
blkio_policy_register(&blkio_policy_throtl);
return 0;
}

6
block/cfq-iosched.c
View File

@ -3355,7 +3355,7 @@ cfq_rq_enqueued(struct cfq_data *cfqd, struct cfq_queue *cfqq,
cfqd->busy_queues > 1) {
cfq_del_timer(cfqd, cfqq);
cfq_clear_cfqq_wait_request(cfqq);
__blk_run_queue(cfqd->queue);
__blk_run_queue(cfqd->queue, false);
} else {
cfq_blkiocg_update_idle_time_stats(
&cfqq->cfqg->blkg);
@ -3370,7 +3370,7 @@ cfq_rq_enqueued(struct cfq_data *cfqd, struct cfq_queue *cfqq,
* this new queue is RT and the current one is BE
*/
cfq_preempt_queue(cfqd, cfqq);
__blk_run_queue(cfqd->queue);
__blk_run_queue(cfqd->queue, false);
}
}
@ -3731,7 +3731,7 @@ static void cfq_kick_queue(struct work_struct *work)
struct request_queue *q = cfqd->queue;
spin_lock_irq(q->queue_lock);
__blk_run_queue(cfqd->queue);
__blk_run_queue(cfqd->queue, false);
spin_unlock_irq(q->queue_lock);
}

4
block/elevator.c
View File

@ -602,7 +602,7 @@ void elv_quiesce_start(struct request_queue *q)
*/
elv_drain_elevator(q);
while (q->rq.elvpriv) {
__blk_run_queue(q);
__blk_run_queue(q, false);
spin_unlock_irq(q->queue_lock);
msleep(10);
spin_lock_irq(q->queue_lock);
@ -651,7 +651,7 @@ void elv_insert(struct request_queue *q, struct request *rq, int where)
* with anything. There's no point in delaying queue
* processing.
*/
__blk_run_queue(q);
__blk_run_queue(q, false);
break;
case ELEVATOR_INSERT_SORT:

7
drivers/acpi/acpica/aclocal.h
View File

@ -416,10 +416,15 @@ struct acpi_gpe_handler_info {
u8 originally_enabled; /* True if GPE was originally enabled */
};
struct acpi_gpe_notify_object {
struct acpi_namespace_node *node;
struct acpi_gpe_notify_object *next;
};
union acpi_gpe_dispatch_info {
struct acpi_namespace_node *method_node; /* Method node for this GPE level */
struct acpi_gpe_handler_info *handler; /* Installed GPE handler */
struct acpi_namespace_node *device_node; /* Parent _PRW device for implicit notify */
struct acpi_gpe_notify_object device; /* List of _PRW devices for implicit notify */
};
/*

17
drivers/acpi/acpica/evgpe.c
View File

@ -457,6 +457,7 @@ static void ACPI_SYSTEM_XFACE acpi_ev_asynch_execute_gpe_method(void *context)
acpi_status status;
struct acpi_gpe_event_info *local_gpe_event_info;
struct acpi_evaluate_info *info;
struct acpi_gpe_notify_object *notify_object;
ACPI_FUNCTION_TRACE(ev_asynch_execute_gpe_method);
@ -508,10 +509,18 @@ static void ACPI_SYSTEM_XFACE acpi_ev_asynch_execute_gpe_method(void *context)
* from this thread -- because handlers may in turn run other
* control methods.
*/
status =
acpi_ev_queue_notify_request(local_gpe_event_info->dispatch.
device_node,
ACPI_NOTIFY_DEVICE_WAKE);
status = acpi_ev_queue_notify_request(
local_gpe_event_info->dispatch.device.node,
ACPI_NOTIFY_DEVICE_WAKE);
notify_object = local_gpe_event_info->dispatch.device.next;
while (ACPI_SUCCESS(status) && notify_object) {
status = acpi_ev_queue_notify_request(
notify_object->node,
ACPI_NOTIFY_DEVICE_WAKE);
notify_object = notify_object->next;
}
break;
case ACPI_GPE_DISPATCH_METHOD:

50
drivers/acpi/acpica/evxfgpe.c
View File

@ -198,7 +198,9 @@ acpi_setup_gpe_for_wake(acpi_handle wake_device,
acpi_status status = AE_BAD_PARAMETER;
struct acpi_gpe_event_info *gpe_event_info;
struct acpi_namespace_node *device_node;
struct acpi_gpe_notify_object *notify_object;
acpi_cpu_flags flags;
u8 gpe_dispatch_mask;
ACPI_FUNCTION_TRACE(acpi_setup_gpe_for_wake);
@ -221,27 +223,49 @@ acpi_setup_gpe_for_wake(acpi_handle wake_device,
goto unlock_and_exit;
}
if (wake_device == ACPI_ROOT_OBJECT) {
goto out;
}
/*
* If there is no method or handler for this GPE, then the
* wake_device will be notified whenever this GPE fires (aka
* "implicit notify") Note: The GPE is assumed to be
* level-triggered (for windows compatibility).
*/
if (((gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK) ==
ACPI_GPE_DISPATCH_NONE) && (wake_device != ACPI_ROOT_OBJECT)) {
/* Validate wake_device is of type Device */
device_node = ACPI_CAST_PTR(struct acpi_namespace_node,
wake_device);
if (device_node->type != ACPI_TYPE_DEVICE) {
goto unlock_and_exit;
}
gpe_event_info->flags = (ACPI_GPE_DISPATCH_NOTIFY |
ACPI_GPE_LEVEL_TRIGGERED);
gpe_event_info->dispatch.device_node = device_node;
gpe_dispatch_mask = gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK;
if (gpe_dispatch_mask != ACPI_GPE_DISPATCH_NONE
&& gpe_dispatch_mask != ACPI_GPE_DISPATCH_NOTIFY) {
goto out;
}
/* Validate wake_device is of type Device */
device_node = ACPI_CAST_PTR(struct acpi_namespace_node, wake_device);
if (device_node->type != ACPI_TYPE_DEVICE) {
goto unlock_and_exit;
}
if (gpe_dispatch_mask == ACPI_GPE_DISPATCH_NONE) {
gpe_event_info->flags = (ACPI_GPE_DISPATCH_NOTIFY |
ACPI_GPE_LEVEL_TRIGGERED);
gpe_event_info->dispatch.device.node = device_node;
gpe_event_info->dispatch.device.next = NULL;
} else {
/* There are multiple devices to notify implicitly. */
notify_object = ACPI_ALLOCATE_ZEROED(sizeof(*notify_object));
if (!notify_object) {
status = AE_NO_MEMORY;
goto unlock_and_exit;
}
notify_object->node = device_node;
notify_object->next = gpe_event_info->dispatch.device.next;
gpe_event_info->dispatch.device.next = notify_object;
}
out:
gpe_event_info->flags |= ACPI_GPE_CAN_WAKE;
status = AE_OK;

20
drivers/acpi/debugfs.c
View File

@ -26,7 +26,9 @@ static ssize_t cm_write(struct file *file, const char __user * user_buf,
size_t count, loff_t *ppos)
{
static char *buf;
static int uncopied_bytes;
static u32 max_size;
static u32 uncopied_bytes;
struct acpi_table_header table;
acpi_status status;
@ -37,19 +39,24 @@ static ssize_t cm_write(struct file *file, const char __user * user_buf,
if (copy_from_user(&table, user_buf,
sizeof(struct acpi_table_header)))
return -EFAULT;
uncopied_bytes = table.length;
buf = kzalloc(uncopied_bytes, GFP_KERNEL);
uncopied_bytes = max_size = table.length;
buf = kzalloc(max_size, GFP_KERNEL);
if (!buf)
return -ENOMEM;
}
if (uncopied_bytes < count) {
kfree(buf);
if (buf == NULL)
return -EINVAL;
if ((*ppos > max_size) ||
(*ppos + count > max_size) ||
(*ppos + count < count) ||
(count > uncopied_bytes))
return -EINVAL;
}
if (copy_from_user(buf + (*ppos), user_buf, count)) {
kfree(buf);
buf = NULL;
return -EFAULT;
}
@ -59,6 +66,7 @@ static ssize_t cm_write(struct file *file, const char __user * user_buf,
if (!uncopied_bytes) {
status = acpi_install_method(buf);
kfree(buf);
buf = NULL;
if (ACPI_FAILURE(status))
return -EINVAL;
add_taint(TAINT_OVERRIDDEN_ACPI_TABLE);

5
drivers/block/loop.c
View File

@ -78,7 +78,6 @@
#include <asm/uaccess.h>
static DEFINE_MUTEX(loop_mutex);
static LIST_HEAD(loop_devices);
static DEFINE_MUTEX(loop_devices_mutex);
@ -1501,11 +1500,9 @@ static int lo_open(struct block_device *bdev, fmode_t mode)
{
struct loop_device *lo = bdev->bd_disk->private_data;
mutex_lock(&loop_mutex);
mutex_lock(&lo->lo_ctl_mutex);
lo->lo_refcnt++;
mutex_unlock(&lo->lo_ctl_mutex);
mutex_unlock(&loop_mutex);
return 0;
}
@ -1515,7 +1512,6 @@ static int lo_release(struct gendisk *disk, fmode_t mode)
struct loop_device *lo = disk->private_data;
int err;
mutex_lock(&loop_mutex);
mutex_lock(&lo->lo_ctl_mutex);
if (--lo->lo_refcnt)
@ -1540,7 +1536,6 @@ static int lo_release(struct gendisk *disk, fmode_t mode)
out:
mutex_unlock(&lo->lo_ctl_mutex);
out_unlocked:
mutex_unlock(&loop_mutex);
return 0;
}

8
drivers/char/virtio_console.c
View File

@ -388,6 +388,10 @@ static void discard_port_data(struct port *port)
unsigned int len;
int ret;
if (!port->portdev) {
/* Device has been unplugged. vqs are already gone. */
return;
}
vq = port->in_vq;
if (port->inbuf)
buf = port->inbuf;
@ -470,6 +474,10 @@ static void reclaim_consumed_buffers(struct port *port)
void *buf;
unsigned int len;
if (!port->portdev) {
/* Device has been unplugged. vqs are already gone. */
return;
}
while ((buf = virtqueue_get_buf(port->out_vq, &len))) {
kfree(buf);
port->outvq_full = false;

27
drivers/cpufreq/cpufreq.c
View File

@ -1919,8 +1919,10 @@ int cpufreq_register_driver(struct cpufreq_driver *driver_data)
ret = sysdev_driver_register(&cpu_sysdev_class,
&cpufreq_sysdev_driver);
if (ret)
goto err_null_driver;
if ((!ret) && !(cpufreq_driver->flags & CPUFREQ_STICKY)) {
if (!(cpufreq_driver->flags & CPUFREQ_STICKY)) {
int i;
ret = -ENODEV;
@ -1935,21 +1937,22 @@ int cpufreq_register_driver(struct cpufreq_driver *driver_data)
if (ret) {
dprintk("no CPU initialized for driver %s\n",
driver_data->name);
sysdev_driver_unregister(&cpu_sysdev_class,
&cpufreq_sysdev_driver);
spin_lock_irqsave(&cpufreq_driver_lock, flags);
cpufreq_driver = NULL;
spin_unlock_irqrestore(&cpufreq_driver_lock, flags);
goto err_sysdev_unreg;
}
}
if (!ret) {
register_hotcpu_notifier(&cpufreq_cpu_notifier);
dprintk("driver %s up and running\n", driver_data->name);
cpufreq_debug_enable_ratelimit();
}
register_hotcpu_notifier(&cpufreq_cpu_notifier);
dprintk("driver %s up and running\n", driver_data->name);
cpufreq_debug_enable_ratelimit();
return 0;
err_sysdev_unreg:
sysdev_driver_unregister(&cpu_sysdev_class,
&cpufreq_sysdev_driver);
err_null_driver:
spin_lock_irqsave(&cpufreq_driver_lock, flags);
cpufreq_driver = NULL;
spin_unlock_irqrestore(&cpufreq_driver_lock, flags);
return ret;
}
EXPORT_SYMBOL_GPL(cpufreq_register_driver);

4
drivers/gpu/drm/drm_fb_helper.c
View File

@ -672,7 +672,7 @@ int drm_fb_helper_setcmap(struct fb_cmap *cmap, struct fb_info *info)
struct drm_crtc_helper_funcs *crtc_funcs;
u16 *red, *green, *blue, *transp;
struct drm_crtc *crtc;
int i, rc = 0;
int i, j, rc = 0;
int start;
for (i = 0; i < fb_helper->crtc_count; i++) {
@ -685,7 +685,7 @@ int drm_fb_helper_setcmap(struct fb_cmap *cmap, struct fb_info *info)
transp = cmap->transp;
start = cmap->start;
for (i = 0; i < cmap->len; i++) {
for (j = 0; j < cmap->len; j++) {
u16 hred, hgreen, hblue, htransp = 0xffff;
hred = *red++;

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