mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-09-05 18:39:59 +00:00
Changes needed for enabling SOC_BUS for the SoC revision
information. Also enable few HW errata workarounds for omap4. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQIcBAABAgAGBQJRY1HIAAoJEBvUPslcq6VzAjgP/2nbQFegPSVWTSknj3c6q/Ko uAdfxRL/wW9NYBqLtb/+ErX8jP8J9+vR8z2NKuFZTGLMH1PiNjEkN9HVoKhX8mEn 84S8pcSwM+8fMiJgwxGmY9Np13Lsm5YWJDr4QkrX4vOmqj/s766lMgMWJjkPg01D pJw9QTXlXilZBIzoPrKXreLVc7Tw4cquKbqpgfJta+vRocKwofddpUWv1yJ8jCtc 8a0ey70NDNFnp+QSd8yaDJx4pvw8S+B4cmc+g+15euPlzZFbktXdPv2KCiW8B+/3 h+HYKxtJcsxcXg4Syz/WrG5nycOHAiSLkhNAiYY/9sQTWlL+68e9I6NF6Nv+QsgI cPqbHhJbVTet7+FM9b05Aw/biyUlVdC8LGhFdho6z7Y7HjyvsaIXl8cW6P3qKaFz uSRxDQQ2O76qjxXKY7R3Nlw96JeQ37FEfKnaaOZTrDPg5HHtZjkUqre7uCVcHfu4 riCdP47N1r3sumIVk70zX7yHdUAZWBk21/3f/3YkDfvsz7rUeHdp6wXOzOHa1Rc/ YB8oi9h+Q9f7G7T5iqV9AETLOVbv8UXtImy8pzzVyrg2PAhIrEaz/vYG+MmcHaIN 78+LDgdDi9gKlhk0wx1Hl5exf1qJaCN7aufAydzNZXYlyxaIyQnCv8vfxfaCxI54 KfZ4SieUzpm87A/tVqDj =bKnC -----END PGP SIGNATURE----- Merge tag 'omap-for-v3.10/soc-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/soc From Tony Lindgren <tony@atomide.com>: Changes needed for enabling SOC_BUS for the SoC revision information. Also enable few HW errata workarounds for omap4. * tag 'omap-for-v3.10/soc-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap: (236 commits) ARM: OMAP4: Enable fix for Cortex-A9 erratas ARM: OMAP2+: Export SoC information to userspace ARM: OMAP2+: SoC name and revision unification ARM: OMAP2+: Move common part of late init into common function Includes an update to Linux 3.9-rc6 Conflicts: arch/arm/mach-omap2/cclock44xx_data.c Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
commit
b8250dc419
270 changed files with 2650 additions and 1541 deletions
|
@ -890,9 +890,8 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
|
|||
enable_msi - Enable Message Signaled Interrupt (MSI) (default = off)
|
||||
power_save - Automatic power-saving timeout (in second, 0 =
|
||||
disable)
|
||||
power_save_controller - Support runtime D3 of HD-audio controller
|
||||
(-1 = on for supported chip (default), false = off,
|
||||
true = force to on even for unsupported hardware)
|
||||
power_save_controller - Reset HD-audio controller in power-saving mode
|
||||
(default = on)
|
||||
align_buffer_size - Force rounding of buffer/period sizes to multiples
|
||||
of 128 bytes. This is more efficient in terms of memory
|
||||
access but isn't required by the HDA spec and prevents
|
||||
|
|
|
@ -5065,9 +5065,8 @@ S: Maintained
|
|||
F: drivers/net/ethernet/marvell/sk*
|
||||
|
||||
MARVELL LIBERTAS WIRELESS DRIVER
|
||||
M: Dan Williams <dcbw@redhat.com>
|
||||
L: libertas-dev@lists.infradead.org
|
||||
S: Maintained
|
||||
S: Orphan
|
||||
F: drivers/net/wireless/libertas/
|
||||
|
||||
MARVELL MV643XX ETHERNET DRIVER
|
||||
|
@ -5569,6 +5568,7 @@ F: include/uapi/linux/if_*
|
|||
F: include/uapi/linux/netdevice.h
|
||||
|
||||
NETXEN (1/10) GbE SUPPORT
|
||||
M: Manish Chopra <manish.chopra@qlogic.com>
|
||||
M: Sony Chacko <sony.chacko@qlogic.com>
|
||||
M: Rajesh Borundia <rajesh.borundia@qlogic.com>
|
||||
L: netdev@vger.kernel.org
|
||||
|
|
2
Makefile
2
Makefile
|
@ -1,7 +1,7 @@
|
|||
VERSION = 3
|
||||
PATCHLEVEL = 9
|
||||
SUBLEVEL = 0
|
||||
EXTRAVERSION = -rc5
|
||||
EXTRAVERSION = -rc6
|
||||
NAME = Unicycling Gorilla
|
||||
|
||||
# *DOCUMENTATION*
|
||||
|
|
|
@ -12,7 +12,7 @@ NM := $(NM) -B
|
|||
|
||||
LDFLAGS_vmlinux := -static -N #-relax
|
||||
CHECKFLAGS += -D__alpha__ -m64
|
||||
cflags-y := -pipe -mno-fp-regs -ffixed-8 -msmall-data
|
||||
cflags-y := -pipe -mno-fp-regs -ffixed-8
|
||||
cflags-y += $(call cc-option, -fno-jump-tables)
|
||||
|
||||
cpuflags-$(CONFIG_ALPHA_EV4) := -mcpu=ev4
|
||||
|
|
|
@ -26,7 +26,7 @@
|
|||
#define fd_disable_irq() disable_irq(FLOPPY_IRQ)
|
||||
#define fd_cacheflush(addr,size) /* nothing */
|
||||
#define fd_request_irq() request_irq(FLOPPY_IRQ, floppy_interrupt,\
|
||||
IRQF_DISABLED, "floppy", NULL)
|
||||
0, "floppy", NULL)
|
||||
#define fd_free_irq() free_irq(FLOPPY_IRQ, NULL)
|
||||
|
||||
#ifdef CONFIG_PCI
|
||||
|
|
|
@ -117,13 +117,6 @@ handle_irq(int irq)
|
|||
return;
|
||||
}
|
||||
|
||||
/*
|
||||
* From here we must proceed with IPL_MAX. Note that we do not
|
||||
* explicitly enable interrupts afterwards - some MILO PALcode
|
||||
* (namely LX164 one) seems to have severe problems with RTI
|
||||
* at IPL 0.
|
||||
*/
|
||||
local_irq_disable();
|
||||
irq_enter();
|
||||
generic_handle_irq_desc(irq, desc);
|
||||
irq_exit();
|
||||
|
|
|
@ -45,6 +45,14 @@ do_entInt(unsigned long type, unsigned long vector,
|
|||
unsigned long la_ptr, struct pt_regs *regs)
|
||||
{
|
||||
struct pt_regs *old_regs;
|
||||
|
||||
/*
|
||||
* Disable interrupts during IRQ handling.
|
||||
* Note that there is no matching local_irq_enable() due to
|
||||
* severe problems with RTI at IPL0 and some MILO PALcode
|
||||
* (namely LX164).
|
||||
*/
|
||||
local_irq_disable();
|
||||
switch (type) {
|
||||
case 0:
|
||||
#ifdef CONFIG_SMP
|
||||
|
@ -62,7 +70,6 @@ do_entInt(unsigned long type, unsigned long vector,
|
|||
{
|
||||
long cpu;
|
||||
|
||||
local_irq_disable();
|
||||
smp_percpu_timer_interrupt(regs);
|
||||
cpu = smp_processor_id();
|
||||
if (cpu != boot_cpuid) {
|
||||
|
@ -222,7 +229,6 @@ process_mcheck_info(unsigned long vector, unsigned long la_ptr,
|
|||
|
||||
struct irqaction timer_irqaction = {
|
||||
.handler = timer_interrupt,
|
||||
.flags = IRQF_DISABLED,
|
||||
.name = "timer",
|
||||
};
|
||||
|
||||
|
|
|
@ -188,6 +188,10 @@ nautilus_machine_check(unsigned long vector, unsigned long la_ptr)
|
|||
extern void free_reserved_mem(void *, void *);
|
||||
extern void pcibios_claim_one_bus(struct pci_bus *);
|
||||
|
||||
static struct resource irongate_io = {
|
||||
.name = "Irongate PCI IO",
|
||||
.flags = IORESOURCE_IO,
|
||||
};
|
||||
static struct resource irongate_mem = {
|
||||
.name = "Irongate PCI MEM",
|
||||
.flags = IORESOURCE_MEM,
|
||||
|
@ -209,6 +213,7 @@ nautilus_init_pci(void)
|
|||
|
||||
irongate = pci_get_bus_and_slot(0, 0);
|
||||
bus->self = irongate;
|
||||
bus->resource[0] = &irongate_io;
|
||||
bus->resource[1] = &irongate_mem;
|
||||
|
||||
pci_bus_size_bridges(bus);
|
||||
|
|
|
@ -280,15 +280,15 @@ titan_late_init(void)
|
|||
* all reported to the kernel as machine checks, so the handler
|
||||
* is a nop so it can be called to count the individual events.
|
||||
*/
|
||||
titan_request_irq(63+16, titan_intr_nop, IRQF_DISABLED,
|
||||
titan_request_irq(63+16, titan_intr_nop, 0,
|
||||
"CChip Error", NULL);
|
||||
titan_request_irq(62+16, titan_intr_nop, IRQF_DISABLED,
|
||||
titan_request_irq(62+16, titan_intr_nop, 0,
|
||||
"PChip 0 H_Error", NULL);
|
||||
titan_request_irq(61+16, titan_intr_nop, IRQF_DISABLED,
|
||||
titan_request_irq(61+16, titan_intr_nop, 0,
|
||||
"PChip 1 H_Error", NULL);
|
||||
titan_request_irq(60+16, titan_intr_nop, IRQF_DISABLED,
|
||||
titan_request_irq(60+16, titan_intr_nop, 0,
|
||||
"PChip 0 C_Error", NULL);
|
||||
titan_request_irq(59+16, titan_intr_nop, IRQF_DISABLED,
|
||||
titan_request_irq(59+16, titan_intr_nop, 0,
|
||||
"PChip 1 C_Error", NULL);
|
||||
|
||||
/*
|
||||
|
@ -348,9 +348,9 @@ privateer_init_pci(void)
|
|||
* Hook a couple of extra err interrupts that the
|
||||
* common titan code won't.
|
||||
*/
|
||||
titan_request_irq(53+16, titan_intr_nop, IRQF_DISABLED,
|
||||
titan_request_irq(53+16, titan_intr_nop, 0,
|
||||
"NMI", NULL);
|
||||
titan_request_irq(50+16, titan_intr_nop, IRQF_DISABLED,
|
||||
titan_request_irq(50+16, titan_intr_nop, 0,
|
||||
"Temperature Warning", NULL);
|
||||
|
||||
/*
|
||||
|
|
|
@ -1184,9 +1184,9 @@ config ARM_NR_BANKS
|
|||
default 8
|
||||
|
||||
config IWMMXT
|
||||
bool "Enable iWMMXt support"
|
||||
bool "Enable iWMMXt support" if !CPU_PJ4
|
||||
depends on CPU_XSCALE || CPU_XSC3 || CPU_MOHAWK || CPU_PJ4
|
||||
default y if PXA27x || PXA3xx || ARCH_MMP
|
||||
default y if PXA27x || PXA3xx || ARCH_MMP || CPU_PJ4
|
||||
help
|
||||
Enable support for iWMMXt context switching at run time if
|
||||
running on a CPU that supports it.
|
||||
|
@ -1440,6 +1440,16 @@ config ARM_ERRATA_775420
|
|||
to deadlock. This workaround puts DSB before executing ISB if
|
||||
an abort may occur on cache maintenance.
|
||||
|
||||
config ARM_ERRATA_798181
|
||||
bool "ARM errata: TLBI/DSB failure on Cortex-A15"
|
||||
depends on CPU_V7 && SMP
|
||||
help
|
||||
On Cortex-A15 (r0p0..r3p2) the TLBI*IS/DSB operations are not
|
||||
adequately shooting down all use of the old entries. This
|
||||
option enables the Linux kernel workaround for this erratum
|
||||
which sends an IPI to the CPUs that are running the same ASID
|
||||
as the one being invalidated.
|
||||
|
||||
endmenu
|
||||
|
||||
source "arch/arm/common/Kconfig"
|
||||
|
|
|
@ -54,7 +54,7 @@ ethernet@d0074000 {
|
|||
};
|
||||
|
||||
mvsdio@d00d4000 {
|
||||
pinctrl-0 = <&sdio_pins2>;
|
||||
pinctrl-0 = <&sdio_pins3>;
|
||||
pinctrl-names = "default";
|
||||
status = "okay";
|
||||
/*
|
||||
|
|
|
@ -59,6 +59,12 @@ sdio_pins2: sdio-pins2 {
|
|||
"mpp50", "mpp51", "mpp52";
|
||||
marvell,function = "sd0";
|
||||
};
|
||||
|
||||
sdio_pins3: sdio-pins3 {
|
||||
marvell,pins = "mpp48", "mpp49", "mpp50",
|
||||
"mpp51", "mpp52", "mpp53";
|
||||
marvell,function = "sd0";
|
||||
};
|
||||
};
|
||||
|
||||
gpio0: gpio@d0018100 {
|
||||
|
|
|
@ -191,8 +191,8 @@ dma-controller@801C0000 {
|
|||
|
||||
prcmu: prcmu@80157000 {
|
||||
compatible = "stericsson,db8500-prcmu";
|
||||
reg = <0x80157000 0x1000>;
|
||||
reg-names = "prcmu";
|
||||
reg = <0x80157000 0x1000>, <0x801b0000 0x8000>, <0x801b8000 0x1000>;
|
||||
reg-names = "prcmu", "prcmu-tcpm", "prcmu-tcdm";
|
||||
interrupts = <0 47 0x4>;
|
||||
#address-cells = <1>;
|
||||
#size-cells = <1>;
|
||||
|
|
|
@ -77,6 +77,7 @@ serial@12000 {
|
|||
};
|
||||
|
||||
nand@3000000 {
|
||||
chip-delay = <40>;
|
||||
status = "okay";
|
||||
|
||||
partition@0 {
|
||||
|
|
|
@ -13,6 +13,9 @@ / {
|
|||
compatible = "marvell,orion5x";
|
||||
interrupt-parent = <&intc>;
|
||||
|
||||
aliases {
|
||||
gpio0 = &gpio0;
|
||||
};
|
||||
intc: interrupt-controller {
|
||||
compatible = "marvell,orion-intc", "marvell,intc";
|
||||
interrupt-controller;
|
||||
|
@ -32,7 +35,9 @@ gpio0: gpio@10100 {
|
|||
#gpio-cells = <2>;
|
||||
gpio-controller;
|
||||
reg = <0x10100 0x40>;
|
||||
ngpio = <32>;
|
||||
ngpios = <32>;
|
||||
interrupt-controller;
|
||||
#interrupt-cells = <2>;
|
||||
interrupts = <6>, <7>, <8>, <9>;
|
||||
};
|
||||
|
||||
|
@ -91,7 +96,7 @@ crypto@90000 {
|
|||
reg = <0x90000 0x10000>,
|
||||
<0xf2200000 0x800>;
|
||||
reg-names = "regs", "sram";
|
||||
interrupts = <22>;
|
||||
interrupts = <28>;
|
||||
status = "okay";
|
||||
};
|
||||
};
|
||||
|
|
|
@ -24,7 +24,7 @@ extern struct arm_delay_ops {
|
|||
void (*delay)(unsigned long);
|
||||
void (*const_udelay)(unsigned long);
|
||||
void (*udelay)(unsigned long);
|
||||
bool const_clock;
|
||||
unsigned long ticks_per_jiffy;
|
||||
} arm_delay_ops;
|
||||
|
||||
#define __delay(n) arm_delay_ops.delay(n)
|
||||
|
|
|
@ -41,6 +41,13 @@ extern void kunmap_high(struct page *page);
|
|||
#endif
|
||||
#endif
|
||||
|
||||
/*
|
||||
* Needed to be able to broadcast the TLB invalidation for kmap.
|
||||
*/
|
||||
#ifdef CONFIG_ARM_ERRATA_798181
|
||||
#undef ARCH_NEEDS_KMAP_HIGH_GET
|
||||
#endif
|
||||
|
||||
#ifdef ARCH_NEEDS_KMAP_HIGH_GET
|
||||
extern void *kmap_high_get(struct page *page);
|
||||
#else
|
||||
|
|
|
@ -27,6 +27,8 @@ void __check_vmalloc_seq(struct mm_struct *mm);
|
|||
void check_and_switch_context(struct mm_struct *mm, struct task_struct *tsk);
|
||||
#define init_new_context(tsk,mm) ({ atomic64_set(&mm->context.id, 0); 0; })
|
||||
|
||||
DECLARE_PER_CPU(atomic64_t, active_asids);
|
||||
|
||||
#else /* !CONFIG_CPU_HAS_ASID */
|
||||
|
||||
#ifdef CONFIG_MMU
|
||||
|
|
|
@ -450,6 +450,21 @@ static inline void local_flush_bp_all(void)
|
|||
isb();
|
||||
}
|
||||
|
||||
#ifdef CONFIG_ARM_ERRATA_798181
|
||||
static inline void dummy_flush_tlb_a15_erratum(void)
|
||||
{
|
||||
/*
|
||||
* Dummy TLBIMVAIS. Using the unmapped address 0 and ASID 0.
|
||||
*/
|
||||
asm("mcr p15, 0, %0, c8, c3, 1" : : "r" (0));
|
||||
dsb();
|
||||
}
|
||||
#else
|
||||
static inline void dummy_flush_tlb_a15_erratum(void)
|
||||
{
|
||||
}
|
||||
#endif
|
||||
|
||||
/*
|
||||
* flush_pmd_entry
|
||||
*
|
||||
|
|
|
@ -276,7 +276,13 @@ ENDPROC(ftrace_graph_caller_old)
|
|||
*/
|
||||
|
||||
.macro mcount_enter
|
||||
/*
|
||||
* This pad compensates for the push {lr} at the call site. Note that we are
|
||||
* unable to unwind through a function which does not otherwise save its lr.
|
||||
*/
|
||||
UNWIND(.pad #4)
|
||||
stmdb sp!, {r0-r3, lr}
|
||||
UNWIND(.save {r0-r3, lr})
|
||||
.endm
|
||||
|
||||
.macro mcount_get_lr reg
|
||||
|
@ -289,6 +295,7 @@ ENDPROC(ftrace_graph_caller_old)
|
|||
.endm
|
||||
|
||||
ENTRY(__gnu_mcount_nc)
|
||||
UNWIND(.fnstart)
|
||||
#ifdef CONFIG_DYNAMIC_FTRACE
|
||||
mov ip, lr
|
||||
ldmia sp!, {lr}
|
||||
|
@ -296,17 +303,22 @@ ENTRY(__gnu_mcount_nc)
|
|||
#else
|
||||
__mcount
|
||||
#endif
|
||||
UNWIND(.fnend)
|
||||
ENDPROC(__gnu_mcount_nc)
|
||||
|
||||
#ifdef CONFIG_DYNAMIC_FTRACE
|
||||
ENTRY(ftrace_caller)
|
||||
UNWIND(.fnstart)
|
||||
__ftrace_caller
|
||||
UNWIND(.fnend)
|
||||
ENDPROC(ftrace_caller)
|
||||
#endif
|
||||
|
||||
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
|
||||
ENTRY(ftrace_graph_caller)
|
||||
UNWIND(.fnstart)
|
||||
__ftrace_graph_caller
|
||||
UNWIND(.fnend)
|
||||
ENDPROC(ftrace_graph_caller)
|
||||
#endif
|
||||
|
||||
|
|
|
@ -267,7 +267,7 @@ __create_page_tables:
|
|||
addne r6, r6, #1 << SECTION_SHIFT
|
||||
strne r6, [r3]
|
||||
|
||||
#if defined(CONFIG_LPAE) && defined(CONFIG_CPU_ENDIAN_BE8)
|
||||
#if defined(CONFIG_ARM_LPAE) && defined(CONFIG_CPU_ENDIAN_BE8)
|
||||
sub r4, r4, #4 @ Fixup page table pointer
|
||||
@ for 64-bit descriptors
|
||||
#endif
|
||||
|
|
|
@ -966,7 +966,7 @@ static void reset_ctrl_regs(void *unused)
|
|||
}
|
||||
|
||||
if (err) {
|
||||
pr_warning("CPU %d debug is powered down!\n", cpu);
|
||||
pr_warn_once("CPU %d debug is powered down!\n", cpu);
|
||||
cpumask_or(&debug_err_mask, &debug_err_mask, cpumask_of(cpu));
|
||||
return;
|
||||
}
|
||||
|
@ -987,7 +987,7 @@ static void reset_ctrl_regs(void *unused)
|
|||
isb();
|
||||
|
||||
if (cpumask_intersects(&debug_err_mask, cpumask_of(cpu))) {
|
||||
pr_warning("CPU %d failed to disable vector catch\n", cpu);
|
||||
pr_warn_once("CPU %d failed to disable vector catch\n", cpu);
|
||||
return;
|
||||
}
|
||||
|
||||
|
@ -1007,7 +1007,7 @@ static void reset_ctrl_regs(void *unused)
|
|||
}
|
||||
|
||||
if (cpumask_intersects(&debug_err_mask, cpumask_of(cpu))) {
|
||||
pr_warning("CPU %d failed to clear debug register pairs\n", cpu);
|
||||
pr_warn_once("CPU %d failed to clear debug register pairs\n", cpu);
|
||||
return;
|
||||
}
|
||||
|
||||
|
|
|
@ -353,6 +353,23 @@ void __init early_print(const char *str, ...)
|
|||
printk("%s", buf);
|
||||
}
|
||||
|
||||
static void __init cpuid_init_hwcaps(void)
|
||||
{
|
||||
unsigned int divide_instrs;
|
||||
|
||||
if (cpu_architecture() < CPU_ARCH_ARMv7)
|
||||
return;
|
||||
|
||||
divide_instrs = (read_cpuid_ext(CPUID_EXT_ISAR0) & 0x0f000000) >> 24;
|
||||
|
||||
switch (divide_instrs) {
|
||||
case 2:
|
||||
elf_hwcap |= HWCAP_IDIVA;
|
||||
case 1:
|
||||
elf_hwcap |= HWCAP_IDIVT;
|
||||
}
|
||||
}
|
||||
|
||||
static void __init feat_v6_fixup(void)
|
||||
{
|
||||
int id = read_cpuid_id();
|
||||
|
@ -483,8 +500,11 @@ static void __init setup_processor(void)
|
|||
snprintf(elf_platform, ELF_PLATFORM_SIZE, "%s%c",
|
||||
list->elf_name, ENDIANNESS);
|
||||
elf_hwcap = list->elf_hwcap;
|
||||
|
||||
cpuid_init_hwcaps();
|
||||
|
||||
#ifndef CONFIG_ARM_THUMB
|
||||
elf_hwcap &= ~HWCAP_THUMB;
|
||||
elf_hwcap &= ~(HWCAP_THUMB | HWCAP_IDIVT);
|
||||
#endif
|
||||
|
||||
feat_v6_fixup();
|
||||
|
@ -524,7 +544,7 @@ int __init arm_add_memory(phys_addr_t start, phys_addr_t size)
|
|||
size -= start & ~PAGE_MASK;
|
||||
bank->start = PAGE_ALIGN(start);
|
||||
|
||||
#ifndef CONFIG_LPAE
|
||||
#ifndef CONFIG_ARM_LPAE
|
||||
if (bank->start + size < bank->start) {
|
||||
printk(KERN_CRIT "Truncating memory at 0x%08llx to fit in "
|
||||
"32-bit physical address space\n", (long long)start);
|
||||
|
|
|
@ -673,9 +673,6 @@ static int cpufreq_callback(struct notifier_block *nb,
|
|||
if (freq->flags & CPUFREQ_CONST_LOOPS)
|
||||
return NOTIFY_OK;
|
||||
|
||||
if (arm_delay_ops.const_clock)
|
||||
return NOTIFY_OK;
|
||||
|
||||
if (!per_cpu(l_p_j_ref, cpu)) {
|
||||
per_cpu(l_p_j_ref, cpu) =
|
||||
per_cpu(cpu_data, cpu).loops_per_jiffy;
|
||||
|
|
|
@ -12,6 +12,7 @@
|
|||
|
||||
#include <asm/smp_plat.h>
|
||||
#include <asm/tlbflush.h>
|
||||
#include <asm/mmu_context.h>
|
||||
|
||||
/**********************************************************************/
|
||||
|
||||
|
@ -69,12 +70,72 @@ static inline void ipi_flush_bp_all(void *ignored)
|
|||
local_flush_bp_all();
|
||||
}
|
||||
|
||||
#ifdef CONFIG_ARM_ERRATA_798181
|
||||
static int erratum_a15_798181(void)
|
||||
{
|
||||
unsigned int midr = read_cpuid_id();
|
||||
|
||||
/* Cortex-A15 r0p0..r3p2 affected */
|
||||
if ((midr & 0xff0ffff0) != 0x410fc0f0 || midr > 0x413fc0f2)
|
||||
return 0;
|
||||
return 1;
|
||||
}
|
||||
#else
|
||||
static int erratum_a15_798181(void)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
#endif
|
||||
|
||||
static void ipi_flush_tlb_a15_erratum(void *arg)
|
||||
{
|
||||
dmb();
|
||||
}
|
||||
|
||||
static void broadcast_tlb_a15_erratum(void)
|
||||
{
|
||||
if (!erratum_a15_798181())
|
||||
return;
|
||||
|
||||
dummy_flush_tlb_a15_erratum();
|
||||
smp_call_function_many(cpu_online_mask, ipi_flush_tlb_a15_erratum,
|
||||
NULL, 1);
|
||||
}
|
||||
|
||||
static void broadcast_tlb_mm_a15_erratum(struct mm_struct *mm)
|
||||
{
|
||||
int cpu;
|
||||
cpumask_t mask = { CPU_BITS_NONE };
|
||||
|
||||
if (!erratum_a15_798181())
|
||||
return;
|
||||
|
||||
dummy_flush_tlb_a15_erratum();
|
||||
for_each_online_cpu(cpu) {
|
||||
if (cpu == smp_processor_id())
|
||||
continue;
|
||||
/*
|
||||
* We only need to send an IPI if the other CPUs are running
|
||||
* the same ASID as the one being invalidated. There is no
|
||||
* need for locking around the active_asids check since the
|
||||
* switch_mm() function has at least one dmb() (as required by
|
||||
* this workaround) in case a context switch happens on
|
||||
* another CPU after the condition below.
|
||||
*/
|
||||
if (atomic64_read(&mm->context.id) ==
|
||||
atomic64_read(&per_cpu(active_asids, cpu)))
|
||||
cpumask_set_cpu(cpu, &mask);
|
||||
}
|
||||
smp_call_function_many(&mask, ipi_flush_tlb_a15_erratum, NULL, 1);
|
||||
}
|
||||
|
||||
void flush_tlb_all(void)
|
||||
{
|
||||
if (tlb_ops_need_broadcast())
|
||||
on_each_cpu(ipi_flush_tlb_all, NULL, 1);
|
||||
else
|
||||
local_flush_tlb_all();
|
||||
broadcast_tlb_a15_erratum();
|
||||
}
|
||||
|
||||
void flush_tlb_mm(struct mm_struct *mm)
|
||||
|
@ -83,6 +144,7 @@ void flush_tlb_mm(struct mm_struct *mm)
|
|||
on_each_cpu_mask(mm_cpumask(mm), ipi_flush_tlb_mm, mm, 1);
|
||||
else
|
||||
local_flush_tlb_mm(mm);
|
||||
broadcast_tlb_mm_a15_erratum(mm);
|
||||
}
|
||||
|
||||
void flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr)
|
||||
|
@ -95,6 +157,7 @@ void flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr)
|
|||
&ta, 1);
|
||||
} else
|
||||
local_flush_tlb_page(vma, uaddr);
|
||||
broadcast_tlb_mm_a15_erratum(vma->vm_mm);
|
||||
}
|
||||
|
||||
void flush_tlb_kernel_page(unsigned long kaddr)
|
||||
|
@ -105,6 +168,7 @@ void flush_tlb_kernel_page(unsigned long kaddr)
|
|||
on_each_cpu(ipi_flush_tlb_kernel_page, &ta, 1);
|
||||
} else
|
||||
local_flush_tlb_kernel_page(kaddr);
|
||||
broadcast_tlb_a15_erratum();
|
||||
}
|
||||
|
||||
void flush_tlb_range(struct vm_area_struct *vma,
|
||||
|
@ -119,6 +183,7 @@ void flush_tlb_range(struct vm_area_struct *vma,
|
|||
&ta, 1);
|
||||
} else
|
||||
local_flush_tlb_range(vma, start, end);
|
||||
broadcast_tlb_mm_a15_erratum(vma->vm_mm);
|
||||
}
|
||||
|
||||
void flush_tlb_kernel_range(unsigned long start, unsigned long end)
|
||||
|
@ -130,6 +195,7 @@ void flush_tlb_kernel_range(unsigned long start, unsigned long end)
|
|||
on_each_cpu(ipi_flush_tlb_kernel_range, &ta, 1);
|
||||
} else
|
||||
local_flush_tlb_kernel_range(start, end);
|
||||
broadcast_tlb_a15_erratum();
|
||||
}
|
||||
|
||||
void flush_bp_all(void)
|
||||
|
|
|
@ -883,8 +883,7 @@ static bool vgic_queue_irq(struct kvm_vcpu *vcpu, u8 sgi_source_id, int irq)
|
|||
lr, irq, vgic_cpu->vgic_lr[lr]);
|
||||
BUG_ON(!test_bit(lr, vgic_cpu->lr_used));
|
||||
vgic_cpu->vgic_lr[lr] |= GICH_LR_PENDING_BIT;
|
||||
|
||||
goto out;
|
||||
return true;
|
||||
}
|
||||
|
||||
/* Try to use another LR for this interrupt */
|
||||
|
@ -898,7 +897,6 @@ static bool vgic_queue_irq(struct kvm_vcpu *vcpu, u8 sgi_source_id, int irq)
|
|||
vgic_cpu->vgic_irq_lr_map[irq] = lr;
|
||||
set_bit(lr, vgic_cpu->lr_used);
|
||||
|
||||
out:
|
||||
if (!vgic_irq_is_edge(vcpu, irq))
|
||||
vgic_cpu->vgic_lr[lr] |= GICH_LR_EOI;
|
||||
|
||||
|
@ -1018,21 +1016,6 @@ static bool vgic_process_maintenance(struct kvm_vcpu *vcpu)
|
|||
|
||||
kvm_debug("MISR = %08x\n", vgic_cpu->vgic_misr);
|
||||
|
||||
/*
|
||||
* We do not need to take the distributor lock here, since the only
|
||||
* action we perform is clearing the irq_active_bit for an EOIed
|
||||
* level interrupt. There is a potential race with
|
||||
* the queuing of an interrupt in __kvm_vgic_flush_hwstate(), where we
|
||||
* check if the interrupt is already active. Two possibilities:
|
||||
*
|
||||
* - The queuing is occurring on the same vcpu: cannot happen,
|
||||
* as we're already in the context of this vcpu, and
|
||||
* executing the handler
|
||||
* - The interrupt has been migrated to another vcpu, and we
|
||||
* ignore this interrupt for this run. Big deal. It is still
|
||||
* pending though, and will get considered when this vcpu
|
||||
* exits.
|
||||
*/
|
||||
if (vgic_cpu->vgic_misr & GICH_MISR_EOI) {
|
||||
/*
|
||||
* Some level interrupts have been EOIed. Clear their
|
||||
|
@ -1054,6 +1037,13 @@ static bool vgic_process_maintenance(struct kvm_vcpu *vcpu)
|
|||
} else {
|
||||
vgic_cpu_irq_clear(vcpu, irq);
|
||||
}
|
||||
|
||||
/*
|
||||
* Despite being EOIed, the LR may not have
|
||||
* been marked as empty.
|
||||
*/
|
||||
set_bit(lr, (unsigned long *)vgic_cpu->vgic_elrsr);
|
||||
vgic_cpu->vgic_lr[lr] &= ~GICH_LR_ACTIVE_BIT;
|
||||
}
|
||||
}
|
||||
|
||||
|
@ -1064,9 +1054,8 @@ static bool vgic_process_maintenance(struct kvm_vcpu *vcpu)
|
|||
}
|
||||
|
||||
/*
|
||||
* Sync back the VGIC state after a guest run. We do not really touch
|
||||
* the distributor here (the irq_pending_on_cpu bit is safe to set),
|
||||
* so there is no need for taking its lock.
|
||||
* Sync back the VGIC state after a guest run. The distributor lock is
|
||||
* needed so we don't get preempted in the middle of the state processing.
|
||||
*/
|
||||
static void __kvm_vgic_sync_hwstate(struct kvm_vcpu *vcpu)
|
||||
{
|
||||
|
@ -1112,10 +1101,14 @@ void kvm_vgic_flush_hwstate(struct kvm_vcpu *vcpu)
|
|||
|
||||
void kvm_vgic_sync_hwstate(struct kvm_vcpu *vcpu)
|
||||
{
|
||||
struct vgic_dist *dist = &vcpu->kvm->arch.vgic;
|
||||
|
||||
if (!irqchip_in_kernel(vcpu->kvm))
|
||||
return;
|
||||
|
||||
spin_lock(&dist->lock);
|
||||
__kvm_vgic_sync_hwstate(vcpu);
|
||||
spin_unlock(&dist->lock);
|
||||
}
|
||||
|
||||
int kvm_vgic_vcpu_pending_irq(struct kvm_vcpu *vcpu)
|
||||
|
|
|
@ -58,7 +58,7 @@ static void __timer_delay(unsigned long cycles)
|
|||
static void __timer_const_udelay(unsigned long xloops)
|
||||
{
|
||||
unsigned long long loops = xloops;
|
||||
loops *= loops_per_jiffy;
|
||||
loops *= arm_delay_ops.ticks_per_jiffy;
|
||||
__timer_delay(loops >> UDELAY_SHIFT);
|
||||
}
|
||||
|
||||
|
@ -73,11 +73,13 @@ void __init register_current_timer_delay(const struct delay_timer *timer)
|
|||
pr_info("Switching to timer-based delay loop\n");
|
||||
delay_timer = timer;
|
||||
lpj_fine = timer->freq / HZ;
|
||||
loops_per_jiffy = lpj_fine;
|
||||
|
||||
/* cpufreq may scale loops_per_jiffy, so keep a private copy */
|
||||
arm_delay_ops.ticks_per_jiffy = lpj_fine;
|
||||
arm_delay_ops.delay = __timer_delay;
|
||||
arm_delay_ops.const_udelay = __timer_const_udelay;
|
||||
arm_delay_ops.udelay = __timer_udelay;
|
||||
arm_delay_ops.const_clock = true;
|
||||
|
||||
delay_calibrated = true;
|
||||
} else {
|
||||
pr_info("Ignoring duplicate/late registration of read_current_timer delay\n");
|
||||
|
|
|
@ -22,19 +22,9 @@
|
|||
|
||||
static struct map_desc cns3xxx_io_desc[] __initdata = {
|
||||
{
|
||||
.virtual = CNS3XXX_TC11MP_TWD_BASE_VIRT,
|
||||
.pfn = __phys_to_pfn(CNS3XXX_TC11MP_TWD_BASE),
|
||||
.length = SZ_4K,
|
||||
.type = MT_DEVICE,
|
||||
}, {
|
||||
.virtual = CNS3XXX_TC11MP_GIC_CPU_BASE_VIRT,
|
||||
.pfn = __phys_to_pfn(CNS3XXX_TC11MP_GIC_CPU_BASE),
|
||||
.length = SZ_4K,
|
||||
.type = MT_DEVICE,
|
||||
}, {
|
||||
.virtual = CNS3XXX_TC11MP_GIC_DIST_BASE_VIRT,
|
||||
.pfn = __phys_to_pfn(CNS3XXX_TC11MP_GIC_DIST_BASE),
|
||||
.length = SZ_4K,
|
||||
.virtual = CNS3XXX_TC11MP_SCU_BASE_VIRT,
|
||||
.pfn = __phys_to_pfn(CNS3XXX_TC11MP_SCU_BASE),
|
||||
.length = SZ_8K,
|
||||
.type = MT_DEVICE,
|
||||
}, {
|
||||
.virtual = CNS3XXX_TIMER1_2_3_BASE_VIRT,
|
||||
|
|
|
@ -94,10 +94,10 @@
|
|||
#define RTC_INTR_STS_OFFSET 0x34
|
||||
|
||||
#define CNS3XXX_MISC_BASE 0x76000000 /* Misc Control */
|
||||
#define CNS3XXX_MISC_BASE_VIRT 0xFFF07000 /* Misc Control */
|
||||
#define CNS3XXX_MISC_BASE_VIRT 0xFB000000 /* Misc Control */
|
||||
|
||||
#define CNS3XXX_PM_BASE 0x77000000 /* Power Management Control */
|
||||
#define CNS3XXX_PM_BASE_VIRT 0xFFF08000
|
||||
#define CNS3XXX_PM_BASE_VIRT 0xFB001000
|
||||
|
||||
#define PM_CLK_GATE_OFFSET 0x00
|
||||
#define PM_SOFT_RST_OFFSET 0x04
|
||||
|
@ -109,7 +109,7 @@
|
|||
#define PM_PLL_HM_PD_OFFSET 0x1C
|
||||
|
||||
#define CNS3XXX_UART0_BASE 0x78000000 /* UART 0 */
|
||||
#define CNS3XXX_UART0_BASE_VIRT 0xFFF09000
|
||||
#define CNS3XXX_UART0_BASE_VIRT 0xFB002000
|
||||
|
||||
#define CNS3XXX_UART1_BASE 0x78400000 /* UART 1 */
|
||||
#define CNS3XXX_UART1_BASE_VIRT 0xFFF0A000
|
||||
|
@ -130,7 +130,7 @@
|
|||
#define CNS3XXX_I2S_BASE_VIRT 0xFFF10000
|
||||
|
||||
#define CNS3XXX_TIMER1_2_3_BASE 0x7C800000 /* Timer */
|
||||
#define CNS3XXX_TIMER1_2_3_BASE_VIRT 0xFFF10800
|
||||
#define CNS3XXX_TIMER1_2_3_BASE_VIRT 0xFB003000
|
||||
|
||||
#define TIMER1_COUNTER_OFFSET 0x00
|
||||
#define TIMER1_AUTO_RELOAD_OFFSET 0x04
|
||||
|
@ -227,16 +227,16 @@
|
|||
* Testchip peripheral and fpga gic regions
|
||||
*/
|
||||
#define CNS3XXX_TC11MP_SCU_BASE 0x90000000 /* IRQ, Test chip */
|
||||
#define CNS3XXX_TC11MP_SCU_BASE_VIRT 0xFF000000
|
||||
#define CNS3XXX_TC11MP_SCU_BASE_VIRT 0xFB004000
|
||||
|
||||
#define CNS3XXX_TC11MP_GIC_CPU_BASE 0x90000100 /* Test chip interrupt controller CPU interface */
|
||||
#define CNS3XXX_TC11MP_GIC_CPU_BASE_VIRT 0xFF000100
|
||||
#define CNS3XXX_TC11MP_GIC_CPU_BASE_VIRT (CNS3XXX_TC11MP_SCU_BASE_VIRT + 0x100)
|
||||
|
||||
#define CNS3XXX_TC11MP_TWD_BASE 0x90000600
|
||||
#define CNS3XXX_TC11MP_TWD_BASE_VIRT 0xFF000600
|
||||
#define CNS3XXX_TC11MP_TWD_BASE_VIRT (CNS3XXX_TC11MP_SCU_BASE_VIRT + 0x600)
|
||||
|
||||
#define CNS3XXX_TC11MP_GIC_DIST_BASE 0x90001000 /* Test chip interrupt controller distributor */
|
||||
#define CNS3XXX_TC11MP_GIC_DIST_BASE_VIRT 0xFF001000
|
||||
#define CNS3XXX_TC11MP_GIC_DIST_BASE_VIRT (CNS3XXX_TC11MP_SCU_BASE_VIRT + 0x1000)
|
||||
|
||||
#define CNS3XXX_TC11MP_L220_BASE 0x92002000 /* L220 registers */
|
||||
#define CNS3XXX_TC11MP_L220_BASE_VIRT 0xFF002000
|
||||
|
|
|
@ -47,9 +47,13 @@ static void __raw_writel(unsigned int value, unsigned int ptr)
|
|||
|
||||
static inline void putc(int c)
|
||||
{
|
||||
/* Transmit fifo not full? */
|
||||
while (__raw_readb(PHYS_UART_FLAG) & UART_FLAG_TXFF)
|
||||
;
|
||||
int i;
|
||||
|
||||
for (i = 0; i < 10000; i++) {
|
||||
/* Transmit fifo not full? */
|
||||
if (!(__raw_readb(PHYS_UART_FLAG) & UART_FLAG_TXFF))
|
||||
break;
|
||||
}
|
||||
|
||||
__raw_writeb(c, PHYS_UART_DATA);
|
||||
}
|
||||
|
|
|
@ -110,6 +110,8 @@ void tzic_handle_irq(struct pt_regs *);
|
|||
|
||||
extern void imx_enable_cpu(int cpu, bool enable);
|
||||
extern void imx_set_cpu_jump(int cpu, void *jump_addr);
|
||||
extern u32 imx_get_cpu_arg(int cpu);
|
||||
extern void imx_set_cpu_arg(int cpu, u32 arg);
|
||||
extern void v7_cpu_resume(void);
|
||||
extern u32 *pl310_get_save_ptr(void);
|
||||
#ifdef CONFIG_SMP
|
||||
|
|
|
@ -46,11 +46,23 @@ static inline void cpu_enter_lowpower(void)
|
|||
void imx_cpu_die(unsigned int cpu)
|
||||
{
|
||||
cpu_enter_lowpower();
|
||||
/*
|
||||
* We use the cpu jumping argument register to sync with
|
||||
* imx_cpu_kill() which is running on cpu0 and waiting for
|
||||
* the register being cleared to kill the cpu.
|
||||
*/
|
||||
imx_set_cpu_arg(cpu, ~0);
|
||||
cpu_do_idle();
|
||||
}
|
||||
|
||||
int imx_cpu_kill(unsigned int cpu)
|
||||
{
|
||||
unsigned long timeout = jiffies + msecs_to_jiffies(50);
|
||||
|
||||
while (imx_get_cpu_arg(cpu) == 0)
|
||||
if (time_after(jiffies, timeout))
|
||||
return 0;
|
||||
imx_enable_cpu(cpu, false);
|
||||
imx_set_cpu_arg(cpu, 0);
|
||||
return 1;
|
||||
}
|
||||
|
|
|
@ -43,6 +43,18 @@ void imx_set_cpu_jump(int cpu, void *jump_addr)
|
|||
src_base + SRC_GPR1 + cpu * 8);
|
||||
}
|
||||
|
||||
u32 imx_get_cpu_arg(int cpu)
|
||||
{
|
||||
cpu = cpu_logical_map(cpu);
|
||||
return readl_relaxed(src_base + SRC_GPR1 + cpu * 8 + 4);
|
||||
}
|
||||
|
||||
void imx_set_cpu_arg(int cpu, u32 arg)
|
||||
{
|
||||
cpu = cpu_logical_map(cpu);
|
||||
writel_relaxed(arg, src_base + SRC_GPR1 + cpu * 8 + 4);
|
||||
}
|
||||
|
||||
void imx_src_prepare_restart(void)
|
||||
{
|
||||
u32 val;
|
||||
|
|
|
@ -53,6 +53,8 @@ static struct mv_sata_platform_data guruplug_sata_data = {
|
|||
|
||||
static struct mvsdio_platform_data guruplug_mvsdio_data = {
|
||||
/* unfortunately the CD signal has not been connected */
|
||||
.gpio_card_detect = -1,
|
||||
.gpio_write_protect = -1,
|
||||
};
|
||||
|
||||
static struct gpio_led guruplug_led_pins[] = {
|
||||
|
|
|
@ -55,6 +55,7 @@ static struct mv_sata_platform_data openrd_sata_data = {
|
|||
|
||||
static struct mvsdio_platform_data openrd_mvsdio_data = {
|
||||
.gpio_card_detect = 29, /* MPP29 used as SD card detect */
|
||||
.gpio_write_protect = -1,
|
||||
};
|
||||
|
||||
static unsigned int openrd_mpp_config[] __initdata = {
|
||||
|
|
|
@ -69,6 +69,7 @@ static struct mv_sata_platform_data rd88f6281_sata_data = {
|
|||
|
||||
static struct mvsdio_platform_data rd88f6281_mvsdio_data = {
|
||||
.gpio_card_detect = 28,
|
||||
.gpio_write_protect = -1,
|
||||
};
|
||||
|
||||
static unsigned int rd88f6281_mpp_config[] __initdata = {
|
||||
|
|
|
@ -62,7 +62,10 @@ static int msm_timer_set_next_event(unsigned long cycles,
|
|||
{
|
||||
u32 ctrl = readl_relaxed(event_base + TIMER_ENABLE);
|
||||
|
||||
writel_relaxed(0, event_base + TIMER_CLEAR);
|
||||
ctrl &= ~TIMER_ENABLE_EN;
|
||||
writel_relaxed(ctrl, event_base + TIMER_ENABLE);
|
||||
|
||||
writel_relaxed(ctrl, event_base + TIMER_CLEAR);
|
||||
writel_relaxed(cycles, event_base + TIMER_MATCH_VAL);
|
||||
writel_relaxed(ctrl | TIMER_ENABLE_EN, event_base + TIMER_ENABLE);
|
||||
return 0;
|
||||
|
|
|
@ -44,6 +44,8 @@
|
|||
|
||||
#define ARMADA_370_XP_MAX_PER_CPU_IRQS (28)
|
||||
|
||||
#define ARMADA_370_XP_TIMER0_PER_CPU_IRQ (5)
|
||||
|
||||
#define ACTIVE_DOORBELLS (8)
|
||||
|
||||
static DEFINE_RAW_SPINLOCK(irq_controller_lock);
|
||||
|
@ -62,7 +64,7 @@ static void armada_370_xp_irq_mask(struct irq_data *d)
|
|||
#ifdef CONFIG_SMP
|
||||
irq_hw_number_t hwirq = irqd_to_hwirq(d);
|
||||
|
||||
if (hwirq > ARMADA_370_XP_MAX_PER_CPU_IRQS)
|
||||
if (hwirq != ARMADA_370_XP_TIMER0_PER_CPU_IRQ)
|
||||
writel(hwirq, main_int_base +
|
||||
ARMADA_370_XP_INT_CLEAR_ENABLE_OFFS);
|
||||
else
|
||||
|
@ -79,7 +81,7 @@ static void armada_370_xp_irq_unmask(struct irq_data *d)
|
|||
#ifdef CONFIG_SMP
|
||||
irq_hw_number_t hwirq = irqd_to_hwirq(d);
|
||||
|
||||
if (hwirq > ARMADA_370_XP_MAX_PER_CPU_IRQS)
|
||||
if (hwirq != ARMADA_370_XP_TIMER0_PER_CPU_IRQ)
|
||||
writel(hwirq, main_int_base +
|
||||
ARMADA_370_XP_INT_SET_ENABLE_OFFS);
|
||||
else
|
||||
|
@ -147,7 +149,7 @@ static int armada_370_xp_mpic_irq_map(struct irq_domain *h,
|
|||
writel(hw, main_int_base + ARMADA_370_XP_INT_SET_ENABLE_OFFS);
|
||||
irq_set_status_flags(virq, IRQ_LEVEL);
|
||||
|
||||
if (hw < ARMADA_370_XP_MAX_PER_CPU_IRQS) {
|
||||
if (hw == ARMADA_370_XP_TIMER0_PER_CPU_IRQ) {
|
||||
irq_set_percpu_devid(virq);
|
||||
irq_set_chip_and_handler(virq, &armada_370_xp_irq_chip,
|
||||
handle_percpu_devid_irq);
|
||||
|
|
|
@ -538,15 +538,6 @@ static struct clk usb_hhc_ck16xx = {
|
|||
};
|
||||
|
||||
static struct clk usb_dc_ck = {
|
||||
.name = "usb_dc_ck",
|
||||
.ops = &clkops_generic,
|
||||
/* Direct from ULPD, no parent */
|
||||
.rate = 48000000,
|
||||
.enable_reg = OMAP1_IO_ADDRESS(SOFT_REQ_REG),
|
||||
.enable_bit = USB_REQ_EN_SHIFT,
|
||||
};
|
||||
|
||||
static struct clk usb_dc_ck7xx = {
|
||||
.name = "usb_dc_ck",
|
||||
.ops = &clkops_generic,
|
||||
/* Direct from ULPD, no parent */
|
||||
|
@ -727,8 +718,7 @@ static struct omap_clk omap_clks[] = {
|
|||
CLK(NULL, "usb_clko", &usb_clko, CK_16XX | CK_1510 | CK_310),
|
||||
CLK(NULL, "usb_hhc_ck", &usb_hhc_ck1510, CK_1510 | CK_310),
|
||||
CLK(NULL, "usb_hhc_ck", &usb_hhc_ck16xx, CK_16XX),
|
||||
CLK(NULL, "usb_dc_ck", &usb_dc_ck, CK_16XX),
|
||||
CLK(NULL, "usb_dc_ck", &usb_dc_ck7xx, CK_7XX),
|
||||
CLK(NULL, "usb_dc_ck", &usb_dc_ck, CK_16XX | CK_7XX),
|
||||
CLK(NULL, "mclk", &mclk_1510, CK_1510 | CK_310),
|
||||
CLK(NULL, "mclk", &mclk_16xx, CK_16XX),
|
||||
CLK(NULL, "bclk", &bclk_1510, CK_1510 | CK_310),
|
||||
|
|
|
@ -15,6 +15,7 @@ config ARCH_OMAP2PLUS
|
|||
select OMAP_DM_TIMER
|
||||
select PINCTRL
|
||||
select PROC_DEVICETREE if PROC_FS
|
||||
select SOC_BUS
|
||||
select SPARSE_IRQ
|
||||
select USE_OF
|
||||
help
|
||||
|
@ -96,6 +97,8 @@ config ARCH_OMAP4
|
|||
select PM_RUNTIME if CPU_IDLE
|
||||
select USB_ARCH_HAS_EHCI if USB_SUPPORT
|
||||
select COMMON_CLK
|
||||
select ARM_ERRATA_754322
|
||||
select ARM_ERRATA_775420
|
||||
|
||||
config SOC_OMAP5
|
||||
bool "TI OMAP5"
|
||||
|
|
|
@ -52,6 +52,13 @@
|
|||
*/
|
||||
#define OMAP4_DPLL_ABE_DEFFREQ 98304000
|
||||
|
||||
/*
|
||||
* OMAP4 USB DPLL default frequency. In OMAP4430 TRM version V, section
|
||||
* "3.6.3.9.5 DPLL_USB Preferred Settings" shows that the preferred
|
||||
* locked frequency for the USB DPLL is 960MHz.
|
||||
*/
|
||||
#define OMAP4_DPLL_USB_DEFFREQ 960000000
|
||||
|
||||
/* Root clocks */
|
||||
|
||||
DEFINE_CLK_FIXED_RATE(extalt_clkin_ck, CLK_IS_ROOT, 59000000, 0x0);
|
||||
|
@ -1011,6 +1018,10 @@ DEFINE_CLK_OMAP_MUX(hsmmc2_fclk, "l3_init_clkdm", hsmmc1_fclk_sel,
|
|||
OMAP4430_CM_L3INIT_MMC2_CLKCTRL, OMAP4430_CLKSEL_MASK,
|
||||
hsmmc1_fclk_parents, func_dmic_abe_gfclk_ops);
|
||||
|
||||
DEFINE_CLK_GATE(ocp2scp_usb_phy_phy_48m, "func_48m_fclk", &func_48m_fclk, 0x0,
|
||||
OMAP4430_CM_L3INIT_USBPHYOCP2SCP_CLKCTRL,
|
||||
OMAP4430_OPTFCLKEN_PHY_48M_SHIFT, 0x0, NULL);
|
||||
|
||||
DEFINE_CLK_GATE(sha2md5_fck, "l3_div_ck", &l3_div_ck, 0x0,
|
||||
OMAP4430_CM_L4SEC_SHA2MD51_CLKCTRL,
|
||||
OMAP4430_MODULEMODE_SWCTRL_SHIFT, 0x0, NULL);
|
||||
|
@ -1549,6 +1560,7 @@ static struct omap_clk omap44xx_clks[] = {
|
|||
CLK(NULL, "per_mcbsp4_gfclk", &per_mcbsp4_gfclk),
|
||||
CLK(NULL, "hsmmc1_fclk", &hsmmc1_fclk),
|
||||
CLK(NULL, "hsmmc2_fclk", &hsmmc2_fclk),
|
||||
CLK(NULL, "ocp2scp_usb_phy_phy_48m", &ocp2scp_usb_phy_phy_48m),
|
||||
CLK(NULL, "sha2md5_fck", &sha2md5_fck),
|
||||
CLK(NULL, "slimbus1_fclk_1", &slimbus1_fclk_1),
|
||||
CLK(NULL, "slimbus1_fclk_0", &slimbus1_fclk_0),
|
||||
|
@ -1706,5 +1718,13 @@ int __init omap4xxx_clk_init(void)
|
|||
if (rc)
|
||||
pr_err("%s: failed to configure ABE DPLL!\n", __func__);
|
||||
|
||||
/*
|
||||
* Lock USB DPLL on OMAP4 devices so that the L3INIT power
|
||||
* domain can transition to retention state when not in use.
|
||||
*/
|
||||
rc = clk_set_rate(&dpll_usb_ck, OMAP4_DPLL_USB_DEFFREQ);
|
||||
if (rc)
|
||||
pr_err("%s: failed to configure USB DPLL!\n", __func__);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
|
|
@ -110,6 +110,14 @@ void am35xx_init_late(void);
|
|||
void ti81xx_init_late(void);
|
||||
int omap2_common_pm_late_init(void);
|
||||
|
||||
#ifdef CONFIG_SOC_BUS
|
||||
void omap_soc_device_init(void);
|
||||
#else
|
||||
static inline void omap_soc_device_init(void)
|
||||
{
|
||||
}
|
||||
#endif
|
||||
|
||||
#if defined(CONFIG_SOC_OMAP2420) || defined(CONFIG_SOC_OMAP2430)
|
||||
void omap2xxx_restart(char mode, const char *cmd);
|
||||
#else
|
||||
|
@ -293,5 +301,8 @@ extern void omap_reserve(void);
|
|||
struct omap_hwmod;
|
||||
extern int omap_dss_reset(struct omap_hwmod *);
|
||||
|
||||
/* SoC specific clock initializer */
|
||||
extern int (*omap_clk_init)(void);
|
||||
|
||||
#endif /* __ASSEMBLER__ */
|
||||
#endif /* __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H */
|
||||
|
|
|
@ -18,6 +18,11 @@
|
|||
#include <linux/kernel.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/io.h>
|
||||
#include <linux/slab.h>
|
||||
|
||||
#ifdef CONFIG_SOC_BUS
|
||||
#include <linux/sys_soc.h>
|
||||
#endif
|
||||
|
||||
#include <asm/cputype.h>
|
||||
|
||||
|
@ -31,8 +36,11 @@
|
|||
#define OMAP4_SILICON_TYPE_STANDARD 0x01
|
||||
#define OMAP4_SILICON_TYPE_PERFORMANCE 0x02
|
||||
|
||||
#define OMAP_SOC_MAX_NAME_LENGTH 16
|
||||
|
||||
static unsigned int omap_revision;
|
||||
static const char *cpu_rev;
|
||||
static char soc_name[OMAP_SOC_MAX_NAME_LENGTH];
|
||||
static char soc_rev[OMAP_SOC_MAX_NAME_LENGTH];
|
||||
u32 omap_features;
|
||||
|
||||
unsigned int omap_rev(void)
|
||||
|
@ -169,9 +177,12 @@ void __init omap2xxx_check_revision(void)
|
|||
j = i;
|
||||
}
|
||||
|
||||
pr_info("OMAP%04x", omap_rev() >> 16);
|
||||
sprintf(soc_name, "OMAP%04x", omap_rev() >> 16);
|
||||
sprintf(soc_rev, "ES%x", (omap_rev() >> 12) & 0xf);
|
||||
|
||||
pr_info("%s", soc_name);
|
||||
if ((omap_rev() >> 8) & 0x0f)
|
||||
pr_info("ES%x", (omap_rev() >> 12) & 0xf);
|
||||
pr_info("%s", soc_rev);
|
||||
pr_info("\n");
|
||||
}
|
||||
|
||||
|
@ -211,8 +222,10 @@ static void __init omap3_cpuinfo(void)
|
|||
cpu_name = "OMAP3503";
|
||||
}
|
||||
|
||||
sprintf(soc_name, "%s", cpu_name);
|
||||
|
||||
/* Print verbose information */
|
||||
pr_info("%s ES%s (", cpu_name, cpu_rev);
|
||||
pr_info("%s %s (", soc_name, soc_rev);
|
||||
|
||||
OMAP3_SHOW_FEATURE(l2cache);
|
||||
OMAP3_SHOW_FEATURE(iva);
|
||||
|
@ -291,6 +304,7 @@ void __init ti81xx_check_features(void)
|
|||
|
||||
void __init omap3xxx_check_revision(void)
|
||||
{
|
||||
const char *cpu_rev;
|
||||
u32 cpuid, idcode;
|
||||
u16 hawkeye;
|
||||
u8 rev;
|
||||
|
@ -438,6 +452,7 @@ void __init omap3xxx_check_revision(void)
|
|||
cpu_rev = "1.2";
|
||||
pr_warn("Warning: unknown chip type; assuming OMAP3630ES1.2\n");
|
||||
}
|
||||
sprintf(soc_rev, "ES%s", cpu_rev);
|
||||
}
|
||||
|
||||
void __init omap4xxx_check_revision(void)
|
||||
|
@ -512,8 +527,10 @@ void __init omap4xxx_check_revision(void)
|
|||
omap_revision = OMAP4430_REV_ES2_3;
|
||||
}
|
||||
|
||||
pr_info("OMAP%04x ES%d.%d\n", omap_rev() >> 16,
|
||||
((omap_rev() >> 12) & 0xf), ((omap_rev() >> 8) & 0xf));
|
||||
sprintf(soc_name, "OMAP%04x", omap_rev() >> 16);
|
||||
sprintf(soc_rev, "ES%d.%d", (omap_rev() >> 12) & 0xf,
|
||||
(omap_rev() >> 8) & 0xf);
|
||||
pr_info("%s %s\n", soc_name, soc_rev);
|
||||
}
|
||||
|
||||
void __init omap5xxx_check_revision(void)
|
||||
|
@ -547,8 +564,10 @@ void __init omap5xxx_check_revision(void)
|
|||
omap_revision = OMAP5430_REV_ES1_0;
|
||||
}
|
||||
|
||||
pr_info("OMAP%04x ES%d.0\n",
|
||||
omap_rev() >> 16, ((omap_rev() >> 12) & 0xf));
|
||||
sprintf(soc_name, "OMAP%04x", omap_rev() >> 16);
|
||||
sprintf(soc_rev, "ES%d.0", (omap_rev() >> 12) & 0xf);
|
||||
|
||||
pr_info("%s %s\n", soc_name, soc_rev);
|
||||
}
|
||||
|
||||
/*
|
||||
|
@ -569,3 +588,63 @@ void __init omap2_set_globals_tap(u32 class, void __iomem *tap)
|
|||
else
|
||||
tap_prod_id = 0x0208;
|
||||
}
|
||||
|
||||
#ifdef CONFIG_SOC_BUS
|
||||
|
||||
static const char const *omap_types[] = {
|
||||
[OMAP2_DEVICE_TYPE_TEST] = "TST",
|
||||
[OMAP2_DEVICE_TYPE_EMU] = "EMU",
|
||||
[OMAP2_DEVICE_TYPE_SEC] = "HS",
|
||||
[OMAP2_DEVICE_TYPE_GP] = "GP",
|
||||
[OMAP2_DEVICE_TYPE_BAD] = "BAD",
|
||||
};
|
||||
|
||||
static const char * __init omap_get_family(void)
|
||||
{
|
||||
if (cpu_is_omap24xx())
|
||||
return kasprintf(GFP_KERNEL, "OMAP2");
|
||||
else if (cpu_is_omap34xx())
|
||||
return kasprintf(GFP_KERNEL, "OMAP3");
|
||||
else if (cpu_is_omap44xx())
|
||||
return kasprintf(GFP_KERNEL, "OMAP4");
|
||||
else if (soc_is_omap54xx())
|
||||
return kasprintf(GFP_KERNEL, "OMAP5");
|
||||
else
|
||||
return kasprintf(GFP_KERNEL, "Unknown");
|
||||
}
|
||||
|
||||
static ssize_t omap_get_type(struct device *dev,
|
||||
struct device_attribute *attr,
|
||||
char *buf)
|
||||
{
|
||||
return sprintf(buf, "%s\n", omap_types[omap_type()]);
|
||||
}
|
||||
|
||||
static struct device_attribute omap_soc_attr =
|
||||
__ATTR(type, S_IRUGO, omap_get_type, NULL);
|
||||
|
||||
void __init omap_soc_device_init(void)
|
||||
{
|
||||
struct device *parent;
|
||||
struct soc_device *soc_dev;
|
||||
struct soc_device_attribute *soc_dev_attr;
|
||||
|
||||
soc_dev_attr = kzalloc(sizeof(*soc_dev_attr), GFP_KERNEL);
|
||||
if (!soc_dev_attr)
|
||||
return;
|
||||
|
||||
soc_dev_attr->machine = soc_name;
|
||||
soc_dev_attr->family = omap_get_family();
|
||||
soc_dev_attr->revision = soc_rev;
|
||||
|
||||
soc_dev = soc_device_register(soc_dev_attr);
|
||||
if (IS_ERR_OR_NULL(soc_dev)) {
|
||||
kfree(soc_dev_attr);
|
||||
return;
|
||||
}
|
||||
|
||||
parent = soc_device_to_device(soc_dev);
|
||||
if (!IS_ERR_OR_NULL(parent))
|
||||
device_create_file(parent, &omap_soc_attr);
|
||||
}
|
||||
#endif /* CONFIG_SOC_BUS */
|
||||
|
|
|
@ -54,6 +54,12 @@
|
|||
#include "prm3xxx.h"
|
||||
#include "prm44xx.h"
|
||||
|
||||
/*
|
||||
* omap_clk_init: points to a function that does the SoC-specific
|
||||
* clock initializations
|
||||
*/
|
||||
int (*omap_clk_init)(void);
|
||||
|
||||
/*
|
||||
* The machine specific code may provide the extra mapping besides the
|
||||
* default mapping provided here.
|
||||
|
@ -379,6 +385,13 @@ static void __init omap_hwmod_init_postsetup(void)
|
|||
omap_pm_if_early_init();
|
||||
}
|
||||
|
||||
static void __init omap_common_late_init(void)
|
||||
{
|
||||
omap_mux_late_init();
|
||||
omap2_common_pm_late_init();
|
||||
omap_soc_device_init();
|
||||
}
|
||||
|
||||
#ifdef CONFIG_SOC_OMAP2420
|
||||
void __init omap2420_init_early(void)
|
||||
{
|
||||
|
@ -397,13 +410,12 @@ void __init omap2420_init_early(void)
|
|||
omap242x_clockdomains_init();
|
||||
omap2420_hwmod_init();
|
||||
omap_hwmod_init_postsetup();
|
||||
omap2420_clk_init();
|
||||
omap_clk_init = omap2420_clk_init;
|
||||
}
|
||||
|
||||
void __init omap2420_init_late(void)
|
||||
{
|
||||
omap_mux_late_init();
|
||||
omap2_common_pm_late_init();
|
||||
omap_common_late_init();
|
||||
omap2_pm_init();
|
||||
omap2_clk_enable_autoidle_all();
|
||||
}
|
||||
|
@ -427,13 +439,12 @@ void __init omap2430_init_early(void)
|
|||
omap243x_clockdomains_init();
|
||||
omap2430_hwmod_init();
|
||||
omap_hwmod_init_postsetup();
|
||||
omap2430_clk_init();
|
||||
omap_clk_init = omap2430_clk_init;
|
||||
}
|
||||
|
||||
void __init omap2430_init_late(void)
|
||||
{
|
||||
omap_mux_late_init();
|
||||
omap2_common_pm_late_init();
|
||||
omap_common_late_init();
|
||||
omap2_pm_init();
|
||||
omap2_clk_enable_autoidle_all();
|
||||
}
|
||||
|
@ -462,7 +473,7 @@ void __init omap3_init_early(void)
|
|||
omap3xxx_clockdomains_init();
|
||||
omap3xxx_hwmod_init();
|
||||
omap_hwmod_init_postsetup();
|
||||
omap3xxx_clk_init();
|
||||
omap_clk_init = omap3xxx_clk_init;
|
||||
}
|
||||
|
||||
void __init omap3430_init_early(void)
|
||||
|
@ -500,53 +511,47 @@ void __init ti81xx_init_early(void)
|
|||
omap3xxx_clockdomains_init();
|
||||
omap3xxx_hwmod_init();
|
||||
omap_hwmod_init_postsetup();
|
||||
omap3xxx_clk_init();
|
||||
omap_clk_init = omap3xxx_clk_init;
|
||||
}
|
||||
|
||||
void __init omap3_init_late(void)
|
||||
{
|
||||
omap_mux_late_init();
|
||||
omap2_common_pm_late_init();
|
||||
omap_common_late_init();
|
||||
omap3_pm_init();
|
||||
omap2_clk_enable_autoidle_all();
|
||||
}
|
||||
|
||||
void __init omap3430_init_late(void)
|
||||
{
|
||||
omap_mux_late_init();
|
||||
omap2_common_pm_late_init();
|
||||
omap_common_late_init();
|
||||
omap3_pm_init();
|
||||
omap2_clk_enable_autoidle_all();
|
||||
}
|
||||
|
||||
void __init omap35xx_init_late(void)
|
||||
{
|
||||
omap_mux_late_init();
|
||||
omap2_common_pm_late_init();
|
||||
omap_common_late_init();
|
||||
omap3_pm_init();
|
||||
omap2_clk_enable_autoidle_all();
|
||||
}
|
||||
|
||||
void __init omap3630_init_late(void)
|
||||
{
|
||||
omap_mux_late_init();
|
||||
omap2_common_pm_late_init();
|
||||
omap_common_late_init();
|
||||
omap3_pm_init();
|
||||
omap2_clk_enable_autoidle_all();
|
||||
}
|
||||
|
||||
void __init am35xx_init_late(void)
|
||||
{
|
||||
omap_mux_late_init();
|
||||
omap2_common_pm_late_init();
|
||||
omap_common_late_init();
|
||||
omap3_pm_init();
|
||||
omap2_clk_enable_autoidle_all();
|
||||
}
|
||||
|
||||
void __init ti81xx_init_late(void)
|
||||
{
|
||||
omap_mux_late_init();
|
||||
omap2_common_pm_late_init();
|
||||
omap_common_late_init();
|
||||
omap3_pm_init();
|
||||
omap2_clk_enable_autoidle_all();
|
||||
}
|
||||
|
@ -568,7 +573,7 @@ void __init am33xx_init_early(void)
|
|||
am33xx_clockdomains_init();
|
||||
am33xx_hwmod_init();
|
||||
omap_hwmod_init_postsetup();
|
||||
am33xx_clk_init();
|
||||
omap_clk_init = am33xx_clk_init;
|
||||
}
|
||||
#endif
|
||||
|
||||
|
@ -593,13 +598,12 @@ void __init omap4430_init_early(void)
|
|||
omap44xx_clockdomains_init();
|
||||
omap44xx_hwmod_init();
|
||||
omap_hwmod_init_postsetup();
|
||||
omap4xxx_clk_init();
|
||||
omap_clk_init = omap4xxx_clk_init;
|
||||
}
|
||||
|
||||
void __init omap4430_init_late(void)
|
||||
{
|
||||
omap_mux_late_init();
|
||||
omap2_common_pm_late_init();
|
||||
omap_common_late_init();
|
||||
omap4_pm_init();
|
||||
omap2_clk_enable_autoidle_all();
|
||||
}
|
||||
|
|
|
@ -1368,7 +1368,9 @@ static void _enable_sysc(struct omap_hwmod *oh)
|
|||
}
|
||||
|
||||
if (sf & SYSC_HAS_MIDLEMODE) {
|
||||
if (oh->flags & HWMOD_SWSUP_MSTANDBY) {
|
||||
if (oh->flags & HWMOD_FORCE_MSTANDBY) {
|
||||
idlemode = HWMOD_IDLEMODE_FORCE;
|
||||
} else if (oh->flags & HWMOD_SWSUP_MSTANDBY) {
|
||||
idlemode = HWMOD_IDLEMODE_NO;
|
||||
} else {
|
||||
if (sf & SYSC_HAS_ENAWAKEUP)
|
||||
|
@ -1440,7 +1442,8 @@ static void _idle_sysc(struct omap_hwmod *oh)
|
|||
}
|
||||
|
||||
if (sf & SYSC_HAS_MIDLEMODE) {
|
||||
if (oh->flags & HWMOD_SWSUP_MSTANDBY) {
|
||||
if ((oh->flags & HWMOD_SWSUP_MSTANDBY) ||
|
||||
(oh->flags & HWMOD_FORCE_MSTANDBY)) {
|
||||
idlemode = HWMOD_IDLEMODE_FORCE;
|
||||
} else {
|
||||
if (sf & SYSC_HAS_ENAWAKEUP)
|
||||
|
|
|
@ -427,8 +427,8 @@ struct omap_hwmod_omap4_prcm {
|
|||
*
|
||||
* HWMOD_SWSUP_SIDLE: omap_hwmod code should manually bring module in and out
|
||||
* of idle, rather than relying on module smart-idle
|
||||
* HWMOD_SWSUP_MSTDBY: omap_hwmod code should manually bring module in and out
|
||||
* of standby, rather than relying on module smart-standby
|
||||
* HWMOD_SWSUP_MSTANDBY: omap_hwmod code should manually bring module in and
|
||||
* out of standby, rather than relying on module smart-standby
|
||||
* HWMOD_INIT_NO_RESET: don't reset this module at boot - important for
|
||||
* SDRAM controller, etc. XXX probably belongs outside the main hwmod file
|
||||
* XXX Should be HWMOD_SETUP_NO_RESET
|
||||
|
@ -459,6 +459,10 @@ struct omap_hwmod_omap4_prcm {
|
|||
* correctly, or this is being abused to deal with some PM latency
|
||||
* issues -- but we're currently suffering from a shortage of
|
||||
* folks who are able to track these issues down properly.
|
||||
* HWMOD_FORCE_MSTANDBY: Always keep MIDLEMODE bits cleared so that device
|
||||
* is kept in force-standby mode. Failing to do so causes PM problems
|
||||
* with musb on OMAP3630 at least. Note that musb has a dedicated register
|
||||
* to control MSTANDBY signal when MIDLEMODE is set to force-standby.
|
||||
*/
|
||||
#define HWMOD_SWSUP_SIDLE (1 << 0)
|
||||
#define HWMOD_SWSUP_MSTANDBY (1 << 1)
|
||||
|
@ -471,6 +475,7 @@ struct omap_hwmod_omap4_prcm {
|
|||
#define HWMOD_16BIT_REG (1 << 8)
|
||||
#define HWMOD_EXT_OPT_MAIN_CLK (1 << 9)
|
||||
#define HWMOD_BLOCK_WFI (1 << 10)
|
||||
#define HWMOD_FORCE_MSTANDBY (1 << 11)
|
||||
|
||||
/*
|
||||
* omap_hwmod._int_flags definitions
|
||||
|
|
|
@ -1707,9 +1707,14 @@ static struct omap_hwmod omap3xxx_usbhsotg_hwmod = {
|
|||
* Erratum ID: i479 idle_req / idle_ack mechanism potentially
|
||||
* broken when autoidle is enabled
|
||||
* workaround is to disable the autoidle bit at module level.
|
||||
*
|
||||
* Enabling the device in any other MIDLEMODE setting but force-idle
|
||||
* causes core_pwrdm not enter idle states at least on OMAP3630.
|
||||
* Note that musb has OTG_FORCESTDBY register that controls MSTANDBY
|
||||
* signal when MIDLEMODE is set to force-idle.
|
||||
*/
|
||||
.flags = HWMOD_NO_OCP_AUTOIDLE | HWMOD_SWSUP_SIDLE
|
||||
| HWMOD_SWSUP_MSTANDBY,
|
||||
| HWMOD_FORCE_MSTANDBY,
|
||||
};
|
||||
|
||||
/* usb_otg_hs */
|
||||
|
|
|
@ -2714,6 +2714,10 @@ static struct omap_ocp2scp_dev ocp2scp_dev_attr[] = {
|
|||
{ }
|
||||
};
|
||||
|
||||
static struct omap_hwmod_opt_clk ocp2scp_usb_phy_opt_clks[] = {
|
||||
{ .role = "48mhz", .clk = "ocp2scp_usb_phy_phy_48m" },
|
||||
};
|
||||
|
||||
/* ocp2scp_usb_phy */
|
||||
static struct omap_hwmod omap44xx_ocp2scp_usb_phy_hwmod = {
|
||||
.name = "ocp2scp_usb_phy",
|
||||
|
@ -2728,6 +2732,8 @@ static struct omap_hwmod omap44xx_ocp2scp_usb_phy_hwmod = {
|
|||
},
|
||||
},
|
||||
.dev_attr = ocp2scp_dev_attr,
|
||||
.opt_clks = ocp2scp_usb_phy_opt_clks,
|
||||
.opt_clks_cnt = ARRAY_SIZE(ocp2scp_usb_phy_opt_clks),
|
||||
};
|
||||
|
||||
/*
|
||||
|
|
|
@ -547,6 +547,8 @@ static inline void __init realtime_counter_init(void)
|
|||
clksrc_nr, clksrc_src) \
|
||||
void __init omap##name##_gptimer_timer_init(void) \
|
||||
{ \
|
||||
if (omap_clk_init) \
|
||||
omap_clk_init(); \
|
||||
omap_dmtimer_init(); \
|
||||
omap2_gp_clockevent_init((clkev_nr), clkev_src, clkev_prop); \
|
||||
omap2_gptimer_clocksource_init((clksrc_nr), clksrc_src); \
|
||||
|
@ -556,6 +558,8 @@ void __init omap##name##_gptimer_timer_init(void) \
|
|||
clksrc_nr, clksrc_src) \
|
||||
void __init omap##name##_sync32k_timer_init(void) \
|
||||
{ \
|
||||
if (omap_clk_init) \
|
||||
omap_clk_init(); \
|
||||
omap_dmtimer_init(); \
|
||||
omap2_gp_clockevent_init((clkev_nr), clkev_src, clkev_prop); \
|
||||
/* Enable the use of clocksource="gp_timer" kernel parameter */ \
|
||||
|
|
|
@ -81,7 +81,6 @@ static struct stedma40_chan_cfg mop500_sdi0_dma_cfg_tx = {
|
|||
#endif
|
||||
|
||||
struct mmci_platform_data mop500_sdi0_data = {
|
||||
.ios_handler = mop500_sdi0_ios_handler,
|
||||
.ocr_mask = MMC_VDD_29_30,
|
||||
.f_max = 50000000,
|
||||
.capabilities = MMC_CAP_4_BIT_DATA |
|
||||
|
|
|
@ -12,6 +12,7 @@
|
|||
#include <linux/init.h>
|
||||
#include <linux/interrupt.h>
|
||||
#include <linux/platform_device.h>
|
||||
#include <linux/clk.h>
|
||||
#include <linux/io.h>
|
||||
#include <linux/i2c.h>
|
||||
#include <linux/platform_data/i2c-nomadik.h>
|
||||
|
@ -439,6 +440,15 @@ static void mop500_prox_deactivate(struct device *dev)
|
|||
regulator_put(prox_regulator);
|
||||
}
|
||||
|
||||
void mop500_snowball_ethernet_clock_enable(void)
|
||||
{
|
||||
struct clk *clk;
|
||||
|
||||
clk = clk_get_sys("fsmc", NULL);
|
||||
if (!IS_ERR(clk))
|
||||
clk_prepare_enable(clk);
|
||||
}
|
||||
|
||||
static struct cryp_platform_data u8500_cryp1_platform_data = {
|
||||
.mem_to_engine = {
|
||||
.dir = STEDMA40_MEM_TO_PERIPH,
|
||||
|
@ -683,6 +693,8 @@ static void __init snowball_init_machine(void)
|
|||
mop500_audio_init(parent);
|
||||
mop500_uart_init(parent);
|
||||
|
||||
mop500_snowball_ethernet_clock_enable();
|
||||
|
||||
/* This board has full regulator constraints */
|
||||
regulator_has_full_constraints();
|
||||
}
|
||||
|
|
|
@ -104,6 +104,7 @@ void __init mop500_pinmaps_init(void);
|
|||
void __init snowball_pinmaps_init(void);
|
||||
void __init hrefv60_pinmaps_init(void);
|
||||
void mop500_audio_init(struct device *parent);
|
||||
void mop500_snowball_ethernet_clock_enable(void);
|
||||
|
||||
int __init mop500_uib_init(void);
|
||||
void mop500_uib_i2c_add(int busnum, struct i2c_board_info *info,
|
||||
|
|
|
@ -312,9 +312,10 @@ static void __init u8500_init_machine(void)
|
|||
/* Pinmaps must be in place before devices register */
|
||||
if (of_machine_is_compatible("st-ericsson,mop500"))
|
||||
mop500_pinmaps_init();
|
||||
else if (of_machine_is_compatible("calaosystems,snowball-a9500"))
|
||||
else if (of_machine_is_compatible("calaosystems,snowball-a9500")) {
|
||||
snowball_pinmaps_init();
|
||||
else if (of_machine_is_compatible("st-ericsson,hrefv60+"))
|
||||
mop500_snowball_ethernet_clock_enable();
|
||||
} else if (of_machine_is_compatible("st-ericsson,hrefv60+"))
|
||||
hrefv60_pinmaps_init();
|
||||
else if (of_machine_is_compatible("st-ericsson,ccu9540")) {}
|
||||
/* TODO: Add pinmaps for ccu9540 board. */
|
||||
|
|
|
@ -299,7 +299,7 @@ static void l2x0_unlock(u32 cache_id)
|
|||
int lockregs;
|
||||
int i;
|
||||
|
||||
switch (cache_id) {
|
||||
switch (cache_id & L2X0_CACHE_ID_PART_MASK) {
|
||||
case L2X0_CACHE_ID_PART_L310:
|
||||
lockregs = 8;
|
||||
break;
|
||||
|
@ -333,15 +333,14 @@ void __init l2x0_init(void __iomem *base, u32 aux_val, u32 aux_mask)
|
|||
if (cache_id_part_number_from_dt)
|
||||
cache_id = cache_id_part_number_from_dt;
|
||||
else
|
||||
cache_id = readl_relaxed(l2x0_base + L2X0_CACHE_ID)
|
||||
& L2X0_CACHE_ID_PART_MASK;
|
||||
cache_id = readl_relaxed(l2x0_base + L2X0_CACHE_ID);
|
||||
aux = readl_relaxed(l2x0_base + L2X0_AUX_CTRL);
|
||||
|
||||
aux &= aux_mask;
|
||||
aux |= aux_val;
|
||||
|
||||
/* Determine the number of ways */
|
||||
switch (cache_id) {
|
||||
switch (cache_id & L2X0_CACHE_ID_PART_MASK) {
|
||||
case L2X0_CACHE_ID_PART_L310:
|
||||
if (aux & (1 << 16))
|
||||
ways = 16;
|
||||
|
@ -725,7 +724,6 @@ static const struct l2x0_of_data pl310_data = {
|
|||
.flush_all = l2x0_flush_all,
|
||||
.inv_all = l2x0_inv_all,
|
||||
.disable = l2x0_disable,
|
||||
.set_debug = pl310_set_debug,
|
||||
},
|
||||
};
|
||||
|
||||
|
@ -814,9 +812,8 @@ int __init l2x0_of_init(u32 aux_val, u32 aux_mask)
|
|||
data->save();
|
||||
|
||||
of_init = true;
|
||||
l2x0_init(l2x0_base, aux_val, aux_mask);
|
||||
|
||||
memcpy(&outer_cache, &data->outer_cache, sizeof(outer_cache));
|
||||
l2x0_init(l2x0_base, aux_val, aux_mask);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
|
|
@ -48,7 +48,7 @@ static DEFINE_RAW_SPINLOCK(cpu_asid_lock);
|
|||
static atomic64_t asid_generation = ATOMIC64_INIT(ASID_FIRST_VERSION);
|
||||
static DECLARE_BITMAP(asid_map, NUM_USER_ASIDS);
|
||||
|
||||
static DEFINE_PER_CPU(atomic64_t, active_asids);
|
||||
DEFINE_PER_CPU(atomic64_t, active_asids);
|
||||
static DEFINE_PER_CPU(u64, reserved_asids);
|
||||
static cpumask_t tlb_flush_pending;
|
||||
|
||||
|
@ -215,6 +215,7 @@ void check_and_switch_context(struct mm_struct *mm, struct task_struct *tsk)
|
|||
if (cpumask_test_and_clear_cpu(cpu, &tlb_flush_pending)) {
|
||||
local_flush_bp_all();
|
||||
local_flush_tlb_all();
|
||||
dummy_flush_tlb_a15_erratum();
|
||||
}
|
||||
|
||||
atomic64_set(&per_cpu(active_asids, cpu), asid);
|
||||
|
|
|
@ -598,39 +598,60 @@ static void __init alloc_init_pte(pmd_t *pmd, unsigned long addr,
|
|||
} while (pte++, addr += PAGE_SIZE, addr != end);
|
||||
}
|
||||
|
||||
static void __init alloc_init_section(pud_t *pud, unsigned long addr,
|
||||
static void __init map_init_section(pmd_t *pmd, unsigned long addr,
|
||||
unsigned long end, phys_addr_t phys,
|
||||
const struct mem_type *type)
|
||||
{
|
||||
#ifndef CONFIG_ARM_LPAE
|
||||
/*
|
||||
* In classic MMU format, puds and pmds are folded in to
|
||||
* the pgds. pmd_offset gives the PGD entry. PGDs refer to a
|
||||
* group of L1 entries making up one logical pointer to
|
||||
* an L2 table (2MB), where as PMDs refer to the individual
|
||||
* L1 entries (1MB). Hence increment to get the correct
|
||||
* offset for odd 1MB sections.
|
||||
* (See arch/arm/include/asm/pgtable-2level.h)
|
||||
*/
|
||||
if (addr & SECTION_SIZE)
|
||||
pmd++;
|
||||
#endif
|
||||
do {
|
||||
*pmd = __pmd(phys | type->prot_sect);
|
||||
phys += SECTION_SIZE;
|
||||
} while (pmd++, addr += SECTION_SIZE, addr != end);
|
||||
|
||||
flush_pmd_entry(pmd);
|
||||
}
|
||||
|
||||
static void __init alloc_init_pmd(pud_t *pud, unsigned long addr,
|
||||
unsigned long end, phys_addr_t phys,
|
||||
const struct mem_type *type)
|
||||
{
|
||||
pmd_t *pmd = pmd_offset(pud, addr);
|
||||
unsigned long next;
|
||||
|
||||
/*
|
||||
* Try a section mapping - end, addr and phys must all be aligned
|
||||
* to a section boundary. Note that PMDs refer to the individual
|
||||
* L1 entries, whereas PGDs refer to a group of L1 entries making
|
||||
* up one logical pointer to an L2 table.
|
||||
*/
|
||||
if (type->prot_sect && ((addr | end | phys) & ~SECTION_MASK) == 0) {
|
||||
pmd_t *p = pmd;
|
||||
|
||||
#ifndef CONFIG_ARM_LPAE
|
||||
if (addr & SECTION_SIZE)
|
||||
pmd++;
|
||||
#endif
|
||||
|
||||
do {
|
||||
*pmd = __pmd(phys | type->prot_sect);
|
||||
phys += SECTION_SIZE;
|
||||
} while (pmd++, addr += SECTION_SIZE, addr != end);
|
||||
|
||||
flush_pmd_entry(p);
|
||||
} else {
|
||||
do {
|
||||
/*
|
||||
* No need to loop; pte's aren't interested in the
|
||||
* individual L1 entries.
|
||||
* With LPAE, we must loop over to map
|
||||
* all the pmds for the given range.
|
||||
*/
|
||||
alloc_init_pte(pmd, addr, end, __phys_to_pfn(phys), type);
|
||||
}
|
||||
next = pmd_addr_end(addr, end);
|
||||
|
||||
/*
|
||||
* Try a section mapping - addr, next and phys must all be
|
||||
* aligned to a section boundary.
|
||||
*/
|
||||
if (type->prot_sect &&
|
||||
((addr | next | phys) & ~SECTION_MASK) == 0) {
|
||||
map_init_section(pmd, addr, next, phys, type);
|
||||
} else {
|
||||
alloc_init_pte(pmd, addr, next,
|
||||
__phys_to_pfn(phys), type);
|
||||
}
|
||||
|
||||
phys += next - addr;
|
||||
|
||||
} while (pmd++, addr = next, addr != end);
|
||||
}
|
||||
|
||||
static void __init alloc_init_pud(pgd_t *pgd, unsigned long addr,
|
||||
|
@ -641,7 +662,7 @@ static void __init alloc_init_pud(pgd_t *pgd, unsigned long addr,
|
|||
|
||||
do {
|
||||
next = pud_addr_end(addr, end);
|
||||
alloc_init_section(pud, addr, next, phys, type);
|
||||
alloc_init_pmd(pud, addr, next, phys, type);
|
||||
phys += next - addr;
|
||||
} while (pud++, addr = next, addr != end);
|
||||
}
|
||||
|
|
|
@ -420,7 +420,7 @@ __v7_pj4b_proc_info:
|
|||
__v7_ca7mp_proc_info:
|
||||
.long 0x410fc070
|
||||
.long 0xff0ffff0
|
||||
__v7_proc __v7_ca7mp_setup, hwcaps = HWCAP_IDIV
|
||||
__v7_proc __v7_ca7mp_setup
|
||||
.size __v7_ca7mp_proc_info, . - __v7_ca7mp_proc_info
|
||||
|
||||
/*
|
||||
|
@ -430,9 +430,24 @@ __v7_ca7mp_proc_info:
|
|||
__v7_ca15mp_proc_info:
|
||||
.long 0x410fc0f0
|
||||
.long 0xff0ffff0
|
||||
__v7_proc __v7_ca15mp_setup, hwcaps = HWCAP_IDIV
|
||||
__v7_proc __v7_ca15mp_setup
|
||||
.size __v7_ca15mp_proc_info, . - __v7_ca15mp_proc_info
|
||||
|
||||
/*
|
||||
* Qualcomm Inc. Krait processors.
|
||||
*/
|
||||
.type __krait_proc_info, #object
|
||||
__krait_proc_info:
|
||||
.long 0x510f0400 @ Required ID value
|
||||
.long 0xff0ffc00 @ Mask for ID
|
||||
/*
|
||||
* Some Krait processors don't indicate support for SDIV and UDIV
|
||||
* instructions in the ARM instruction set, even though they actually
|
||||
* do support them.
|
||||
*/
|
||||
__v7_proc __v7_setup, hwcaps = HWCAP_IDIV
|
||||
.size __krait_proc_info, . - __krait_proc_info
|
||||
|
||||
/*
|
||||
* Match any ARMv7 processor core.
|
||||
*/
|
||||
|
|
|
@ -18,7 +18,7 @@ config MIPS
|
|||
select HAVE_KRETPROBES
|
||||
select HAVE_DEBUG_KMEMLEAK
|
||||
select ARCH_BINFMT_ELF_RANDOMIZE_PIE
|
||||
select HAVE_ARCH_TRANSPARENT_HUGEPAGE
|
||||
select HAVE_ARCH_TRANSPARENT_HUGEPAGE if CPU_SUPPORTS_HUGEPAGES && 64BIT
|
||||
select RTC_LIB if !MACH_LOONGSON
|
||||
select GENERIC_ATOMIC64 if !64BIT
|
||||
select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE
|
||||
|
@ -657,7 +657,7 @@ config SNI_RM
|
|||
bool "SNI RM200/300/400"
|
||||
select FW_ARC if CPU_LITTLE_ENDIAN
|
||||
select FW_ARC32 if CPU_LITTLE_ENDIAN
|
||||
select SNIPROM if CPU_BIG_ENDIAN
|
||||
select FW_SNIPROM if CPU_BIG_ENDIAN
|
||||
select ARCH_MAY_HAVE_PC_FDC
|
||||
select BOOT_ELF32
|
||||
select CEVT_R4K
|
||||
|
@ -1144,7 +1144,7 @@ config DEFAULT_SGI_PARTITION
|
|||
config FW_ARC32
|
||||
bool
|
||||
|
||||
config SNIPROM
|
||||
config FW_SNIPROM
|
||||
bool
|
||||
|
||||
config BOOT_ELF32
|
||||
|
@ -1493,7 +1493,6 @@ config CPU_XLP
|
|||
select CPU_SUPPORTS_32BIT_KERNEL
|
||||
select CPU_SUPPORTS_64BIT_KERNEL
|
||||
select CPU_SUPPORTS_HIGHMEM
|
||||
select CPU_HAS_LLSC
|
||||
select WEAK_ORDERING
|
||||
select WEAK_REORDERING_BEYOND_LLSC
|
||||
select CPU_HAS_PREFETCH
|
||||
|
|
|
@ -745,10 +745,7 @@ void __init board_prom_init(void)
|
|||
strcpy(cfe_version, "unknown");
|
||||
printk(KERN_INFO PFX "CFE version: %s\n", cfe_version);
|
||||
|
||||
if (bcm63xx_nvram_init(boot_addr + BCM963XX_NVRAM_OFFSET)) {
|
||||
printk(KERN_ERR PFX "invalid nvram checksum\n");
|
||||
return;
|
||||
}
|
||||
bcm63xx_nvram_init(boot_addr + BCM963XX_NVRAM_OFFSET);
|
||||
|
||||
board_name = bcm63xx_nvram_get_name();
|
||||
/* find board by name */
|
||||
|
|
|
@ -38,7 +38,7 @@ struct bcm963xx_nvram {
|
|||
static struct bcm963xx_nvram nvram;
|
||||
static int mac_addr_used;
|
||||
|
||||
int __init bcm63xx_nvram_init(void *addr)
|
||||
void __init bcm63xx_nvram_init(void *addr)
|
||||
{
|
||||
unsigned int check_len;
|
||||
u32 crc, expected_crc;
|
||||
|
@ -60,9 +60,8 @@ int __init bcm63xx_nvram_init(void *addr)
|
|||
crc = crc32_le(~0, (u8 *)&nvram, check_len);
|
||||
|
||||
if (crc != expected_crc)
|
||||
return -EINVAL;
|
||||
|
||||
return 0;
|
||||
pr_warn("nvram checksum failed, contents may be invalid (expected %08x, got %08x)\n",
|
||||
expected_crc, crc);
|
||||
}
|
||||
|
||||
u8 *bcm63xx_nvram_get_name(void)
|
||||
|
|
|
@ -157,4 +157,4 @@ int __init bcm63xx_register_devices(void)
|
|||
return board_register_devices();
|
||||
}
|
||||
|
||||
device_initcall(bcm63xx_register_devices);
|
||||
arch_initcall(bcm63xx_register_devices);
|
||||
|
|
|
@ -174,7 +174,10 @@ static int octeon_kexec_prepare(struct kimage *image)
|
|||
|
||||
static void octeon_generic_shutdown(void)
|
||||
{
|
||||
int cpu, i;
|
||||
int i;
|
||||
#ifdef CONFIG_SMP
|
||||
int cpu;
|
||||
#endif
|
||||
struct cvmx_bootmem_desc *bootmem_desc;
|
||||
void *named_block_array_ptr;
|
||||
|
||||
|
|
|
@ -9,10 +9,8 @@
|
|||
*
|
||||
* Initialized the local nvram copy from the target address and checks
|
||||
* its checksum.
|
||||
*
|
||||
* Returns 0 on success.
|
||||
*/
|
||||
int __init bcm63xx_nvram_init(void *nvram);
|
||||
void bcm63xx_nvram_init(void *nvram);
|
||||
|
||||
/**
|
||||
* bcm63xx_nvram_get_name() - returns the board name according to nvram
|
||||
|
|
|
@ -28,11 +28,7 @@
|
|||
/* #define cpu_has_prefetch ? */
|
||||
#define cpu_has_mcheck 1
|
||||
/* #define cpu_has_ejtag ? */
|
||||
#ifdef CONFIG_CPU_HAS_LLSC
|
||||
#define cpu_has_llsc 1
|
||||
#else
|
||||
#define cpu_has_llsc 0
|
||||
#endif
|
||||
/* #define cpu_has_vtag_icache ? */
|
||||
/* #define cpu_has_dc_aliases ? */
|
||||
/* #define cpu_has_ic_fills_f_dc ? */
|
||||
|
|
|
@ -1166,7 +1166,10 @@ do { \
|
|||
unsigned int __dspctl; \
|
||||
\
|
||||
__asm__ __volatile__( \
|
||||
" .set push \n" \
|
||||
" .set dsp \n" \
|
||||
" rddsp %0, %x1 \n" \
|
||||
" .set pop \n" \
|
||||
: "=r" (__dspctl) \
|
||||
: "i" (mask)); \
|
||||
__dspctl; \
|
||||
|
@ -1175,30 +1178,198 @@ do { \
|
|||
#define wrdsp(val, mask) \
|
||||
do { \
|
||||
__asm__ __volatile__( \
|
||||
" .set push \n" \
|
||||
" .set dsp \n" \
|
||||
" wrdsp %0, %x1 \n" \
|
||||
" .set pop \n" \
|
||||
: \
|
||||
: "r" (val), "i" (mask)); \
|
||||
} while (0)
|
||||
|
||||
#define mflo0() ({ long mflo0; __asm__("mflo %0, $ac0" : "=r" (mflo0)); mflo0;})
|
||||
#define mflo1() ({ long mflo1; __asm__("mflo %0, $ac1" : "=r" (mflo1)); mflo1;})
|
||||
#define mflo2() ({ long mflo2; __asm__("mflo %0, $ac2" : "=r" (mflo2)); mflo2;})
|
||||
#define mflo3() ({ long mflo3; __asm__("mflo %0, $ac3" : "=r" (mflo3)); mflo3;})
|
||||
#define mflo0() \
|
||||
({ \
|
||||
long mflo0; \
|
||||
__asm__( \
|
||||
" .set push \n" \
|
||||
" .set dsp \n" \
|
||||
" mflo %0, $ac0 \n" \
|
||||
" .set pop \n" \
|
||||
: "=r" (mflo0)); \
|
||||
mflo0; \
|
||||
})
|
||||
|
||||
#define mfhi0() ({ long mfhi0; __asm__("mfhi %0, $ac0" : "=r" (mfhi0)); mfhi0;})
|
||||
#define mfhi1() ({ long mfhi1; __asm__("mfhi %0, $ac1" : "=r" (mfhi1)); mfhi1;})
|
||||
#define mfhi2() ({ long mfhi2; __asm__("mfhi %0, $ac2" : "=r" (mfhi2)); mfhi2;})
|
||||
#define mfhi3() ({ long mfhi3; __asm__("mfhi %0, $ac3" : "=r" (mfhi3)); mfhi3;})
|
||||
#define mflo1() \
|
||||
({ \
|
||||
long mflo1; \
|
||||
__asm__( \
|
||||
" .set push \n" \
|
||||
" .set dsp \n" \
|
||||
" mflo %0, $ac1 \n" \
|
||||
" .set pop \n" \
|
||||
: "=r" (mflo1)); \
|
||||
mflo1; \
|
||||
})
|
||||
|
||||
#define mtlo0(x) __asm__("mtlo %0, $ac0" ::"r" (x))
|
||||
#define mtlo1(x) __asm__("mtlo %0, $ac1" ::"r" (x))
|
||||
#define mtlo2(x) __asm__("mtlo %0, $ac2" ::"r" (x))
|
||||
#define mtlo3(x) __asm__("mtlo %0, $ac3" ::"r" (x))
|
||||
#define mflo2() \
|
||||
({ \
|
||||
long mflo2; \
|
||||
__asm__( \
|
||||
" .set push \n" \
|
||||
" .set dsp \n" \
|
||||
" mflo %0, $ac2 \n" \
|
||||
" .set pop \n" \
|
||||
: "=r" (mflo2)); \
|
||||
mflo2; \
|
||||
})
|
||||
|
||||
#define mthi0(x) __asm__("mthi %0, $ac0" ::"r" (x))
|
||||
#define mthi1(x) __asm__("mthi %0, $ac1" ::"r" (x))
|
||||
#define mthi2(x) __asm__("mthi %0, $ac2" ::"r" (x))
|
||||
#define mthi3(x) __asm__("mthi %0, $ac3" ::"r" (x))
|
||||
#define mflo3() \
|
||||
({ \
|
||||
long mflo3; \
|
||||
__asm__( \
|
||||
" .set push \n" \
|
||||
" .set dsp \n" \
|
||||
" mflo %0, $ac3 \n" \
|
||||
" .set pop \n" \
|
||||
: "=r" (mflo3)); \
|
||||
mflo3; \
|
||||
})
|
||||
|
||||
#define mfhi0() \
|
||||
({ \
|
||||
long mfhi0; \
|
||||
__asm__( \
|
||||
" .set push \n" \
|
||||
" .set dsp \n" \
|
||||
" mfhi %0, $ac0 \n" \
|
||||
" .set pop \n" \
|
||||
: "=r" (mfhi0)); \
|
||||
mfhi0; \
|
||||
})
|
||||
|
||||
#define mfhi1() \
|
||||
({ \
|
||||
long mfhi1; \
|
||||
__asm__( \
|
||||
" .set push \n" \
|
||||
" .set dsp \n" \
|
||||
" mfhi %0, $ac1 \n" \
|
||||
" .set pop \n" \
|
||||
: "=r" (mfhi1)); \
|
||||
mfhi1; \
|
||||
})
|
||||
|
||||
#define mfhi2() \
|
||||
({ \
|
||||
long mfhi2; \
|
||||
__asm__( \
|
||||
" .set push \n" \
|
||||
" .set dsp \n" \
|
||||
" mfhi %0, $ac2 \n" \
|
||||
" .set pop \n" \
|
||||
: "=r" (mfhi2)); \
|
||||
mfhi2; \
|
||||
})
|
||||
|
||||
#define mfhi3() \
|
||||
({ \
|
||||
long mfhi3; \
|
||||
__asm__( \
|
||||
" .set push \n" \
|
||||
" .set dsp \n" \
|
||||
" mfhi %0, $ac3 \n" \
|
||||
" .set pop \n" \
|
||||
: "=r" (mfhi3)); \
|
||||
mfhi3; \
|
||||
})
|
||||
|
||||
|
||||
#define mtlo0(x) \
|
||||
({ \
|
||||
__asm__( \
|
||||
" .set push \n" \
|
||||
" .set dsp \n" \
|
||||
" mtlo %0, $ac0 \n" \
|
||||
" .set pop \n" \
|
||||
: \
|
||||
: "r" (x)); \
|
||||
})
|
||||
|
||||
#define mtlo1(x) \
|
||||
({ \
|
||||
__asm__( \
|
||||
" .set push \n" \
|
||||
" .set dsp \n" \
|
||||
" mtlo %0, $ac1 \n" \
|
||||
" .set pop \n" \
|
||||
: \
|
||||
: "r" (x)); \
|
||||
})
|
||||
|
||||
#define mtlo2(x) \
|
||||
({ \
|
||||
__asm__( \
|
||||
" .set push \n" \
|
||||
" .set dsp \n" \
|
||||
" mtlo %0, $ac2 \n" \
|
||||
" .set pop \n" \
|
||||
: \
|
||||
: "r" (x)); \
|
||||
})
|
||||
|
||||
#define mtlo3(x) \
|
||||
({ \
|
||||
__asm__( \
|
||||
" .set push \n" \
|
||||
" .set dsp \n" \
|
||||
" mtlo %0, $ac3 \n" \
|
||||
" .set pop \n" \
|
||||
: \
|
||||
: "r" (x)); \
|
||||
})
|
||||
|
||||
#define mthi0(x) \
|
||||
({ \
|
||||
__asm__( \
|
||||
" .set push \n" \
|
||||
" .set dsp \n" \
|
||||
" mthi %0, $ac0 \n" \
|
||||
" .set pop \n" \
|
||||
: \
|
||||
: "r" (x)); \
|
||||
})
|
||||
|
||||
#define mthi1(x) \
|
||||
({ \
|
||||
__asm__( \
|
||||
" .set push \n" \
|
||||
" .set dsp \n" \
|
||||
" mthi %0, $ac1 \n" \
|
||||
" .set pop \n" \
|
||||
: \
|
||||
: "r" (x)); \
|
||||
})
|
||||
|
||||
#define mthi2(x) \
|
||||
({ \
|
||||
__asm__( \
|
||||
" .set push \n" \
|
||||
" .set dsp \n" \
|
||||
" mthi %0, $ac2 \n" \
|
||||
" .set pop \n" \
|
||||
: \
|
||||
: "r" (x)); \
|
||||
})
|
||||
|
||||
#define mthi3(x) \
|
||||
({ \
|
||||
__asm__( \
|
||||
" .set push \n" \
|
||||
" .set dsp \n" \
|
||||
" mthi %0, $ac3 \n" \
|
||||
" .set pop \n" \
|
||||
: \
|
||||
: "r" (x)); \
|
||||
})
|
||||
|
||||
#else
|
||||
|
||||
|
|
|
@ -21,6 +21,6 @@
|
|||
#include <asm/sigcontext.h>
|
||||
#include <asm/siginfo.h>
|
||||
|
||||
#define __ARCH_HAS_ODD_SIGACTION
|
||||
#define __ARCH_HAS_IRIX_SIGACTION
|
||||
|
||||
#endif /* _ASM_SIGNAL_H */
|
||||
|
|
|
@ -72,6 +72,12 @@ typedef unsigned long old_sigset_t; /* at least 32 bits */
|
|||
*
|
||||
* SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
|
||||
* Unix names RESETHAND and NODEFER respectively.
|
||||
*
|
||||
* SA_RESTORER used to be defined as 0x04000000 but only the O32 ABI ever
|
||||
* supported its use and no libc was using it, so the entire sa-restorer
|
||||
* functionality was removed with lmo commit 39bffc12c3580ab for 2.5.48
|
||||
* retaining only the SA_RESTORER definition as a reminder to avoid
|
||||
* accidental reuse of the mask bit.
|
||||
*/
|
||||
#define SA_ONSTACK 0x08000000
|
||||
#define SA_RESETHAND 0x80000000
|
||||
|
@ -84,8 +90,6 @@ typedef unsigned long old_sigset_t; /* at least 32 bits */
|
|||
#define SA_NOMASK SA_NODEFER
|
||||
#define SA_ONESHOT SA_RESETHAND
|
||||
|
||||
#define SA_RESTORER 0x04000000 /* Only for o32 */
|
||||
|
||||
#define MINSIGSTKSZ 2048
|
||||
#define SIGSTKSZ 8192
|
||||
|
||||
|
|
|
@ -100,29 +100,16 @@ obj-$(CONFIG_HW_PERF_EVENTS) += perf_event_mipsxx.o
|
|||
obj-$(CONFIG_JUMP_LABEL) += jump_label.o
|
||||
|
||||
#
|
||||
# DSP ASE supported for MIPS32 or MIPS64 Release 2 cores only. It is safe
|
||||
# to enable DSP assembler support here even if the MIPS Release 2 CPU we
|
||||
# are targetting does not support DSP because all code-paths making use of
|
||||
# it properly check that the running CPU *actually does* support these
|
||||
# instructions.
|
||||
# DSP ASE supported for MIPS32 or MIPS64 Release 2 cores only. It is not
|
||||
# safe to unconditionnaly use the assembler -mdsp / -mdspr2 switches
|
||||
# here because the compiler may use DSP ASE instructions (such as lwx) in
|
||||
# code paths where we cannot check that the CPU we are running on supports it.
|
||||
# Proper abstraction using HAVE_AS_DSP and macros is done in
|
||||
# arch/mips/include/asm/mipsregs.h.
|
||||
#
|
||||
ifeq ($(CONFIG_CPU_MIPSR2), y)
|
||||
CFLAGS_DSP = -DHAVE_AS_DSP
|
||||
|
||||
#
|
||||
# Check if assembler supports DSP ASE
|
||||
#
|
||||
ifeq ($(call cc-option-yn,-mdsp), y)
|
||||
CFLAGS_DSP += -mdsp
|
||||
endif
|
||||
|
||||
#
|
||||
# Check if assembler supports DSP ASE Rev2
|
||||
#
|
||||
ifeq ($(call cc-option-yn,-mdspr2), y)
|
||||
CFLAGS_DSP += -mdspr2
|
||||
endif
|
||||
|
||||
CFLAGS_signal.o = $(CFLAGS_DSP)
|
||||
CFLAGS_signal32.o = $(CFLAGS_DSP)
|
||||
CFLAGS_process.o = $(CFLAGS_DSP)
|
||||
|
|
|
@ -580,6 +580,9 @@ static inline void cpu_probe_legacy(struct cpuinfo_mips *c, unsigned int cpu)
|
|||
c->tlbsize = 48;
|
||||
break;
|
||||
case PRID_IMP_VR41XX:
|
||||
set_isa(c, MIPS_CPU_ISA_III);
|
||||
c->options = R4K_OPTS;
|
||||
c->tlbsize = 32;
|
||||
switch (c->processor_id & 0xf0) {
|
||||
case PRID_REV_VR4111:
|
||||
c->cputype = CPU_VR4111;
|
||||
|
@ -604,6 +607,7 @@ static inline void cpu_probe_legacy(struct cpuinfo_mips *c, unsigned int cpu)
|
|||
__cpu_name[cpu] = "NEC VR4131";
|
||||
} else {
|
||||
c->cputype = CPU_VR4133;
|
||||
c->options |= MIPS_CPU_LLSC;
|
||||
__cpu_name[cpu] = "NEC VR4133";
|
||||
}
|
||||
break;
|
||||
|
@ -613,9 +617,6 @@ static inline void cpu_probe_legacy(struct cpuinfo_mips *c, unsigned int cpu)
|
|||
__cpu_name[cpu] = "NEC Vr41xx";
|
||||
break;
|
||||
}
|
||||
set_isa(c, MIPS_CPU_ISA_III);
|
||||
c->options = R4K_OPTS;
|
||||
c->tlbsize = 32;
|
||||
break;
|
||||
case PRID_IMP_R4300:
|
||||
c->cputype = CPU_R4300;
|
||||
|
@ -1226,10 +1227,8 @@ __cpuinit void cpu_probe(void)
|
|||
if (c->options & MIPS_CPU_FPU) {
|
||||
c->fpu_id = cpu_get_fpu_id();
|
||||
|
||||
if (c->isa_level == MIPS_CPU_ISA_M32R1 ||
|
||||
c->isa_level == MIPS_CPU_ISA_M32R2 ||
|
||||
c->isa_level == MIPS_CPU_ISA_M64R1 ||
|
||||
c->isa_level == MIPS_CPU_ISA_M64R2) {
|
||||
if (c->isa_level & (MIPS_CPU_ISA_M32R1 | MIPS_CPU_ISA_M32R2 |
|
||||
MIPS_CPU_ISA_M64R1 | MIPS_CPU_ISA_M64R2)) {
|
||||
if (c->fpu_id & MIPS_FPIR_3D)
|
||||
c->ases |= MIPS_ASE_MIPS3D;
|
||||
}
|
||||
|
|
|
@ -171,7 +171,7 @@ SYSCALL_DEFINE6(32_ipc, u32, call, long, first, long, second, long, third,
|
|||
err = compat_sys_shmctl(first, second, compat_ptr(ptr));
|
||||
break;
|
||||
default:
|
||||
err = -EINVAL;
|
||||
err = -ENOSYS;
|
||||
break;
|
||||
}
|
||||
|
||||
|
|
|
@ -46,10 +46,9 @@
|
|||
PTR_L a5, PT_R9(sp)
|
||||
PTR_L a6, PT_R10(sp)
|
||||
PTR_L a7, PT_R11(sp)
|
||||
#else
|
||||
PTR_ADDIU sp, PT_SIZE
|
||||
#endif
|
||||
.endm
|
||||
PTR_ADDIU sp, PT_SIZE
|
||||
.endm
|
||||
|
||||
.macro RETURN_BACK
|
||||
jr ra
|
||||
|
@ -68,7 +67,11 @@ NESTED(ftrace_caller, PT_SIZE, ra)
|
|||
.globl _mcount
|
||||
_mcount:
|
||||
b ftrace_stub
|
||||
addiu sp,sp,8
|
||||
#ifdef CONFIG_32BIT
|
||||
addiu sp,sp,8
|
||||
#else
|
||||
nop
|
||||
#endif
|
||||
|
||||
/* When tracing is activated, it calls ftrace_caller+8 (aka here) */
|
||||
lw t1, function_trace_stop
|
||||
|
|
|
@ -67,7 +67,7 @@ static int show_cpuinfo(struct seq_file *m, void *v)
|
|||
if (cpu_has_mips_r) {
|
||||
seq_printf(m, "isa\t\t\t:");
|
||||
if (cpu_has_mips_1)
|
||||
seq_printf(m, "%s", "mips1");
|
||||
seq_printf(m, "%s", " mips1");
|
||||
if (cpu_has_mips_2)
|
||||
seq_printf(m, "%s", " mips2");
|
||||
if (cpu_has_mips_3)
|
||||
|
|
|
@ -1571,7 +1571,7 @@ void __cpuinit per_cpu_trap_init(bool is_boot_cpu)
|
|||
#ifdef CONFIG_64BIT
|
||||
status_set |= ST0_FR|ST0_KX|ST0_SX|ST0_UX;
|
||||
#endif
|
||||
if (current_cpu_data.isa_level == MIPS_CPU_ISA_IV)
|
||||
if (current_cpu_data.isa_level & MIPS_CPU_ISA_IV)
|
||||
status_set |= ST0_XX;
|
||||
if (cpu_has_dsp)
|
||||
status_set |= ST0_MX;
|
||||
|
|
|
@ -90,12 +90,12 @@ int __mips_test_and_set_bit(unsigned long nr,
|
|||
unsigned bit = nr & SZLONG_MASK;
|
||||
unsigned long mask;
|
||||
unsigned long flags;
|
||||
unsigned long res;
|
||||
int res;
|
||||
|
||||
a += nr >> SZLONG_LOG;
|
||||
mask = 1UL << bit;
|
||||
raw_local_irq_save(flags);
|
||||
res = (mask & *a);
|
||||
res = (mask & *a) != 0;
|
||||
*a |= mask;
|
||||
raw_local_irq_restore(flags);
|
||||
return res;
|
||||
|
@ -116,12 +116,12 @@ int __mips_test_and_set_bit_lock(unsigned long nr,
|
|||
unsigned bit = nr & SZLONG_MASK;
|
||||
unsigned long mask;
|
||||
unsigned long flags;
|
||||
unsigned long res;
|
||||
int res;
|
||||
|
||||
a += nr >> SZLONG_LOG;
|
||||
mask = 1UL << bit;
|
||||
raw_local_irq_save(flags);
|
||||
res = (mask & *a);
|
||||
res = (mask & *a) != 0;
|
||||
*a |= mask;
|
||||
raw_local_irq_restore(flags);
|
||||
return res;
|
||||
|
@ -141,12 +141,12 @@ int __mips_test_and_clear_bit(unsigned long nr, volatile unsigned long *addr)
|
|||
unsigned bit = nr & SZLONG_MASK;
|
||||
unsigned long mask;
|
||||
unsigned long flags;
|
||||
unsigned long res;
|
||||
int res;
|
||||
|
||||
a += nr >> SZLONG_LOG;
|
||||
mask = 1UL << bit;
|
||||
raw_local_irq_save(flags);
|
||||
res = (mask & *a);
|
||||
res = (mask & *a) != 0;
|
||||
*a &= ~mask;
|
||||
raw_local_irq_restore(flags);
|
||||
return res;
|
||||
|
@ -166,12 +166,12 @@ int __mips_test_and_change_bit(unsigned long nr, volatile unsigned long *addr)
|
|||
unsigned bit = nr & SZLONG_MASK;
|
||||
unsigned long mask;
|
||||
unsigned long flags;
|
||||
unsigned long res;
|
||||
int res;
|
||||
|
||||
a += nr >> SZLONG_LOG;
|
||||
mask = 1UL << bit;
|
||||
raw_local_irq_save(flags);
|
||||
res = (mask & *a);
|
||||
res = (mask & *a) != 0;
|
||||
*a ^= mask;
|
||||
raw_local_irq_restore(flags);
|
||||
return res;
|
||||
|
|
|
@ -270,7 +270,7 @@ LEAF(csum_partial)
|
|||
#endif
|
||||
|
||||
/* odd buffer alignment? */
|
||||
#ifdef CPU_MIPSR2
|
||||
#ifdef CONFIG_CPU_MIPSR2
|
||||
wsbh v1, sum
|
||||
movn sum, v1, t7
|
||||
#else
|
||||
|
@ -670,7 +670,7 @@ EXC( sb t0, NBYTES-2(dst), .Ls_exc)
|
|||
addu sum, v1
|
||||
#endif
|
||||
|
||||
#ifdef CPU_MIPSR2
|
||||
#ifdef CONFIG_CPU_MIPSR2
|
||||
wsbh v1, sum
|
||||
movn sum, v1, odd
|
||||
#else
|
||||
|
|
|
@ -1247,10 +1247,8 @@ static void __cpuinit setup_scache(void)
|
|||
return;
|
||||
|
||||
default:
|
||||
if (c->isa_level == MIPS_CPU_ISA_M32R1 ||
|
||||
c->isa_level == MIPS_CPU_ISA_M32R2 ||
|
||||
c->isa_level == MIPS_CPU_ISA_M64R1 ||
|
||||
c->isa_level == MIPS_CPU_ISA_M64R2) {
|
||||
if (c->isa_level & (MIPS_CPU_ISA_M32R1 | MIPS_CPU_ISA_M32R2 |
|
||||
MIPS_CPU_ISA_M64R1 | MIPS_CPU_ISA_M64R2)) {
|
||||
#ifdef CONFIG_MIPS_CPU_SCACHE
|
||||
if (mips_sc_init ()) {
|
||||
scache_size = c->scache.ways * c->scache.sets * c->scache.linesz;
|
||||
|
|
|
@ -98,10 +98,8 @@ static inline int __init mips_sc_probe(void)
|
|||
c->scache.flags |= MIPS_CACHE_NOT_PRESENT;
|
||||
|
||||
/* Ignore anything but MIPSxx processors */
|
||||
if (c->isa_level != MIPS_CPU_ISA_M32R1 &&
|
||||
c->isa_level != MIPS_CPU_ISA_M32R2 &&
|
||||
c->isa_level != MIPS_CPU_ISA_M64R1 &&
|
||||
c->isa_level != MIPS_CPU_ISA_M64R2)
|
||||
if (!(c->isa_level & (MIPS_CPU_ISA_M32R1 | MIPS_CPU_ISA_M32R2 |
|
||||
MIPS_CPU_ISA_M64R1 | MIPS_CPU_ISA_M64R2)))
|
||||
return 0;
|
||||
|
||||
/* Does this MIPS32/MIPS64 CPU have a config2 register? */
|
||||
|
|
|
@ -19,7 +19,7 @@
|
|||
#include <asm/mach-au1x00/au1000.h>
|
||||
#include <asm/tlbmisc.h>
|
||||
|
||||
#ifdef CONFIG_DEBUG_PCI
|
||||
#ifdef CONFIG_PCI_DEBUG
|
||||
#define DBG(x...) printk(KERN_DEBUG x)
|
||||
#else
|
||||
#define DBG(x...) do {} while (0)
|
||||
|
@ -162,7 +162,7 @@ static int config_access(unsigned char access_type, struct pci_bus *bus,
|
|||
if (status & (1 << 29)) {
|
||||
*data = 0xffffffff;
|
||||
error = -1;
|
||||
DBG("alchemy-pci: master abort on cfg access %d bus %d dev %d",
|
||||
DBG("alchemy-pci: master abort on cfg access %d bus %d dev %d\n",
|
||||
access_type, bus->number, device);
|
||||
} else if ((status >> 28) & 0xf) {
|
||||
DBG("alchemy-pci: PCI ERR detected: dev %d, status %lx\n",
|
||||
|
|
|
@ -344,6 +344,7 @@ extern unsigned long MODULES_END;
|
|||
#define _REGION3_ENTRY_CO 0x100 /* change-recording override */
|
||||
|
||||
/* Bits in the segment table entry */
|
||||
#define _SEGMENT_ENTRY_ORIGIN_LARGE ~0xfffffUL /* large page address */
|
||||
#define _SEGMENT_ENTRY_ORIGIN ~0x7ffUL/* segment table origin */
|
||||
#define _SEGMENT_ENTRY_RO 0x200 /* page protection bit */
|
||||
#define _SEGMENT_ENTRY_INV 0x20 /* invalid segment table entry */
|
||||
|
@ -1531,7 +1532,8 @@ extern int s390_enable_sie(void);
|
|||
/*
|
||||
* No page table caches to initialise
|
||||
*/
|
||||
#define pgtable_cache_init() do { } while (0)
|
||||
static inline void pgtable_cache_init(void) { }
|
||||
static inline void check_pgt_cache(void) { }
|
||||
|
||||
#include <asm-generic/pgtable.h>
|
||||
|
||||
|
|
|
@ -77,42 +77,69 @@ static size_t copy_in_kernel(size_t count, void __user *to,
|
|||
* >= -4095 (IS_ERR_VALUE(x) returns true), a fault has occured and the address
|
||||
* contains the (negative) exception code.
|
||||
*/
|
||||
static __always_inline unsigned long follow_table(struct mm_struct *mm,
|
||||
unsigned long addr, int write)
|
||||
#ifdef CONFIG_64BIT
|
||||
static unsigned long follow_table(struct mm_struct *mm,
|
||||
unsigned long address, int write)
|
||||
{
|
||||
pgd_t *pgd;
|
||||
pud_t *pud;
|
||||
pmd_t *pmd;
|
||||
pte_t *ptep;
|
||||
unsigned long *table = (unsigned long *)__pa(mm->pgd);
|
||||
|
||||
pgd = pgd_offset(mm, addr);
|
||||
if (pgd_none(*pgd) || unlikely(pgd_bad(*pgd)))
|
||||
return -0x3aUL;
|
||||
|
||||
pud = pud_offset(pgd, addr);
|
||||
if (pud_none(*pud) || unlikely(pud_bad(*pud)))
|
||||
return -0x3bUL;
|
||||
|
||||
pmd = pmd_offset(pud, addr);
|
||||
if (pmd_none(*pmd))
|
||||
return -0x10UL;
|
||||
if (pmd_large(*pmd)) {
|
||||
if (write && (pmd_val(*pmd) & _SEGMENT_ENTRY_RO))
|
||||
return -0x04UL;
|
||||
return (pmd_val(*pmd) & HPAGE_MASK) + (addr & ~HPAGE_MASK);
|
||||
switch (mm->context.asce_bits & _ASCE_TYPE_MASK) {
|
||||
case _ASCE_TYPE_REGION1:
|
||||
table = table + ((address >> 53) & 0x7ff);
|
||||
if (unlikely(*table & _REGION_ENTRY_INV))
|
||||
return -0x39UL;
|
||||
table = (unsigned long *)(*table & _REGION_ENTRY_ORIGIN);
|
||||
case _ASCE_TYPE_REGION2:
|
||||
table = table + ((address >> 42) & 0x7ff);
|
||||
if (unlikely(*table & _REGION_ENTRY_INV))
|
||||
return -0x3aUL;
|
||||
table = (unsigned long *)(*table & _REGION_ENTRY_ORIGIN);
|
||||
case _ASCE_TYPE_REGION3:
|
||||
table = table + ((address >> 31) & 0x7ff);
|
||||
if (unlikely(*table & _REGION_ENTRY_INV))
|
||||
return -0x3bUL;
|
||||
table = (unsigned long *)(*table & _REGION_ENTRY_ORIGIN);
|
||||
case _ASCE_TYPE_SEGMENT:
|
||||
table = table + ((address >> 20) & 0x7ff);
|
||||
if (unlikely(*table & _SEGMENT_ENTRY_INV))
|
||||
return -0x10UL;
|
||||
if (unlikely(*table & _SEGMENT_ENTRY_LARGE)) {
|
||||
if (write && (*table & _SEGMENT_ENTRY_RO))
|
||||
return -0x04UL;
|
||||
return (*table & _SEGMENT_ENTRY_ORIGIN_LARGE) +
|
||||
(address & ~_SEGMENT_ENTRY_ORIGIN_LARGE);
|
||||
}
|
||||
table = (unsigned long *)(*table & _SEGMENT_ENTRY_ORIGIN);
|
||||
}
|
||||
if (unlikely(pmd_bad(*pmd)))
|
||||
return -0x10UL;
|
||||
|
||||
ptep = pte_offset_map(pmd, addr);
|
||||
if (!pte_present(*ptep))
|
||||
table = table + ((address >> 12) & 0xff);
|
||||
if (unlikely(*table & _PAGE_INVALID))
|
||||
return -0x11UL;
|
||||
if (write && (!pte_write(*ptep) || !pte_dirty(*ptep)))
|
||||
if (write && (*table & _PAGE_RO))
|
||||
return -0x04UL;
|
||||
|
||||
return (pte_val(*ptep) & PAGE_MASK) + (addr & ~PAGE_MASK);
|
||||
return (*table & PAGE_MASK) + (address & ~PAGE_MASK);
|
||||
}
|
||||
|
||||
#else /* CONFIG_64BIT */
|
||||
|
||||
static unsigned long follow_table(struct mm_struct *mm,
|
||||
unsigned long address, int write)
|
||||
{
|
||||
unsigned long *table = (unsigned long *)__pa(mm->pgd);
|
||||
|
||||
table = table + ((address >> 20) & 0x7ff);
|
||||
if (unlikely(*table & _SEGMENT_ENTRY_INV))
|
||||
return -0x10UL;
|
||||
table = (unsigned long *)(*table & _SEGMENT_ENTRY_ORIGIN);
|
||||
table = table + ((address >> 12) & 0xff);
|
||||
if (unlikely(*table & _PAGE_INVALID))
|
||||
return -0x11UL;
|
||||
if (write && (*table & _PAGE_RO))
|
||||
return -0x04UL;
|
||||
return (*table & PAGE_MASK) + (address & ~PAGE_MASK);
|
||||
}
|
||||
|
||||
#endif /* CONFIG_64BIT */
|
||||
|
||||
static __always_inline size_t __user_copy_pt(unsigned long uaddr, void *kptr,
|
||||
size_t n, int write_user)
|
||||
{
|
||||
|
@ -197,7 +224,7 @@ size_t copy_to_user_pt(size_t n, void __user *to, const void *from)
|
|||
|
||||
static size_t clear_user_pt(size_t n, void __user *to)
|
||||
{
|
||||
void *zpage = &empty_zero_page;
|
||||
void *zpage = (void *) empty_zero_page;
|
||||
long done, size, ret;
|
||||
|
||||
done = 0;
|
||||
|
|
|
@ -1004,15 +1004,8 @@ void __cpuinit setup_cpu(int boot)
|
|||
|
||||
#ifdef CONFIG_BLK_DEV_INITRD
|
||||
|
||||
/*
|
||||
* Note that the kernel can potentially support other compression
|
||||
* techniques than gz, though we don't do so by default. If we ever
|
||||
* decide to do so we can either look for other filename extensions,
|
||||
* or just allow a file with this name to be compressed with an
|
||||
* arbitrary compressor (somewhat counterintuitively).
|
||||
*/
|
||||
static int __initdata set_initramfs_file;
|
||||
static char __initdata initramfs_file[128] = "initramfs.cpio.gz";
|
||||
static char __initdata initramfs_file[128] = "initramfs";
|
||||
|
||||
static int __init setup_initramfs_file(char *str)
|
||||
{
|
||||
|
@ -1026,9 +1019,9 @@ static int __init setup_initramfs_file(char *str)
|
|||
early_param("initramfs_file", setup_initramfs_file);
|
||||
|
||||
/*
|
||||
* We look for an "initramfs.cpio.gz" file in the hvfs.
|
||||
* If there is one, we allocate some memory for it and it will be
|
||||
* unpacked to the initramfs.
|
||||
* We look for a file called "initramfs" in the hvfs. If there is one, we
|
||||
* allocate some memory for it and it will be unpacked to the initramfs.
|
||||
* If it's compressed, the initd code will uncompress it first.
|
||||
*/
|
||||
static void __init load_hv_initrd(void)
|
||||
{
|
||||
|
@ -1038,10 +1031,16 @@ static void __init load_hv_initrd(void)
|
|||
|
||||
fd = hv_fs_findfile((HV_VirtAddr) initramfs_file);
|
||||
if (fd == HV_ENOENT) {
|
||||
if (set_initramfs_file)
|
||||
if (set_initramfs_file) {
|
||||
pr_warning("No such hvfs initramfs file '%s'\n",
|
||||
initramfs_file);
|
||||
return;
|
||||
return;
|
||||
} else {
|
||||
/* Try old backwards-compatible name. */
|
||||
fd = hv_fs_findfile((HV_VirtAddr)"initramfs.cpio.gz");
|
||||
if (fd == HV_ENOENT)
|
||||
return;
|
||||
}
|
||||
}
|
||||
BUG_ON(fd < 0);
|
||||
stat = hv_fs_fstat(fd);
|
||||
|
|
|
@ -4,7 +4,7 @@
|
|||
# create a compressed vmlinux image from the original vmlinux
|
||||
#
|
||||
|
||||
targets := vmlinux.lds vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma vmlinux.bin.xz vmlinux.bin.lzo head_$(BITS).o misc.o string.o cmdline.o early_serial_console.o piggy.o
|
||||
targets := vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma vmlinux.bin.xz vmlinux.bin.lzo
|
||||
|
||||
KBUILD_CFLAGS := -m$(BITS) -D__KERNEL__ $(LINUX_INCLUDE) -O2
|
||||
KBUILD_CFLAGS += -fno-strict-aliasing -fPIC
|
||||
|
@ -29,7 +29,6 @@ VMLINUX_OBJS = $(obj)/vmlinux.lds $(obj)/head_$(BITS).o $(obj)/misc.o \
|
|||
$(obj)/piggy.o
|
||||
|
||||
$(obj)/eboot.o: KBUILD_CFLAGS += -fshort-wchar -mno-red-zone
|
||||
$(obj)/efi_stub_$(BITS).o: KBUILD_CLFAGS += -fshort-wchar -mno-red-zone
|
||||
|
||||
ifeq ($(CONFIG_EFI_STUB), y)
|
||||
VMLINUX_OBJS += $(obj)/eboot.o $(obj)/efi_stub_$(BITS).o
|
||||
|
@ -43,7 +42,7 @@ OBJCOPYFLAGS_vmlinux.bin := -R .comment -S
|
|||
$(obj)/vmlinux.bin: vmlinux FORCE
|
||||
$(call if_changed,objcopy)
|
||||
|
||||
targets += vmlinux.bin.all vmlinux.relocs
|
||||
targets += $(patsubst $(obj)/%,%,$(VMLINUX_OBJS)) vmlinux.bin.all vmlinux.relocs
|
||||
|
||||
CMD_RELOCS = arch/x86/tools/relocs
|
||||
quiet_cmd_relocs = RELOCS $@
|
||||
|
|
|
@ -29,13 +29,13 @@ extern const unsigned long sys_call_table[];
|
|||
*/
|
||||
static inline int syscall_get_nr(struct task_struct *task, struct pt_regs *regs)
|
||||
{
|
||||
return regs->orig_ax & __SYSCALL_MASK;
|
||||
return regs->orig_ax;
|
||||
}
|
||||
|
||||
static inline void syscall_rollback(struct task_struct *task,
|
||||
struct pt_regs *regs)
|
||||
{
|
||||
regs->ax = regs->orig_ax & __SYSCALL_MASK;
|
||||
regs->ax = regs->orig_ax;
|
||||
}
|
||||
|
||||
static inline long syscall_get_error(struct task_struct *task,
|
||||
|
|
|
@ -1857,7 +1857,7 @@ int kvm_lapic_enable_pv_eoi(struct kvm_vcpu *vcpu, u64 data)
|
|||
if (!pv_eoi_enabled(vcpu))
|
||||
return 0;
|
||||
return kvm_gfn_to_hva_cache_init(vcpu->kvm, &vcpu->arch.pv_eoi.data,
|
||||
addr);
|
||||
addr, sizeof(u8));
|
||||
}
|
||||
|
||||
void kvm_lapic_init(void)
|
||||
|
|
|
@ -1823,7 +1823,8 @@ static int kvm_pv_enable_async_pf(struct kvm_vcpu *vcpu, u64 data)
|
|||
return 0;
|
||||
}
|
||||
|
||||
if (kvm_gfn_to_hva_cache_init(vcpu->kvm, &vcpu->arch.apf.data, gpa))
|
||||
if (kvm_gfn_to_hva_cache_init(vcpu->kvm, &vcpu->arch.apf.data, gpa,
|
||||
sizeof(u32)))
|
||||
return 1;
|
||||
|
||||
vcpu->arch.apf.send_user_only = !(data & KVM_ASYNC_PF_SEND_ALWAYS);
|
||||
|
@ -1952,12 +1953,9 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
|
|||
|
||||
gpa_offset = data & ~(PAGE_MASK | 1);
|
||||
|
||||
/* Check that the address is 32-byte aligned. */
|
||||
if (gpa_offset & (sizeof(struct pvclock_vcpu_time_info) - 1))
|
||||
break;
|
||||
|
||||
if (kvm_gfn_to_hva_cache_init(vcpu->kvm,
|
||||
&vcpu->arch.pv_time, data & ~1ULL))
|
||||
&vcpu->arch.pv_time, data & ~1ULL,
|
||||
sizeof(struct pvclock_vcpu_time_info)))
|
||||
vcpu->arch.pv_time_enabled = false;
|
||||
else
|
||||
vcpu->arch.pv_time_enabled = true;
|
||||
|
@ -1977,7 +1975,8 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
|
|||
return 1;
|
||||
|
||||
if (kvm_gfn_to_hva_cache_init(vcpu->kvm, &vcpu->arch.st.stime,
|
||||
data & KVM_STEAL_VALID_BITS))
|
||||
data & KVM_STEAL_VALID_BITS,
|
||||
sizeof(struct kvm_steal_time)))
|
||||
return 1;
|
||||
|
||||
vcpu->arch.st.msr_val = data;
|
||||
|
|
|
@ -396,7 +396,7 @@ config ACPI_CUSTOM_METHOD
|
|||
|
||||
config ACPI_BGRT
|
||||
bool "Boottime Graphics Resource Table support"
|
||||
depends on EFI
|
||||
depends on EFI && X86
|
||||
help
|
||||
This driver adds support for exposing the ACPI Boottime Graphics
|
||||
Resource Table, which allows the operating system to obtain
|
||||
|
|
|
@ -90,7 +90,7 @@ void acpi_i2c_register_devices(struct i2c_adapter *adapter)
|
|||
acpi_handle handle;
|
||||
acpi_status status;
|
||||
|
||||
handle = ACPI_HANDLE(&adapter->dev);
|
||||
handle = ACPI_HANDLE(adapter->dev.parent);
|
||||
if (!handle)
|
||||
return;
|
||||
|
||||
|
|
|
@ -415,7 +415,6 @@ static int acpi_pci_root_add(struct acpi_device *device,
|
|||
struct acpi_pci_root *root;
|
||||
struct acpi_pci_driver *driver;
|
||||
u32 flags, base_flags;
|
||||
bool is_osc_granted = false;
|
||||
|
||||
root = kzalloc(sizeof(struct acpi_pci_root), GFP_KERNEL);
|
||||
if (!root)
|
||||
|
@ -476,6 +475,30 @@ static int acpi_pci_root_add(struct acpi_device *device,
|
|||
flags = base_flags = OSC_PCI_SEGMENT_GROUPS_SUPPORT;
|
||||
acpi_pci_osc_support(root, flags);
|
||||
|
||||
/*
|
||||
* TBD: Need PCI interface for enumeration/configuration of roots.
|
||||
*/
|
||||
|
||||
mutex_lock(&acpi_pci_root_lock);
|
||||
list_add_tail(&root->node, &acpi_pci_roots);
|
||||
mutex_unlock(&acpi_pci_root_lock);
|
||||
|
||||
/*
|
||||
* Scan the Root Bridge
|
||||
* --------------------
|
||||
* Must do this prior to any attempt to bind the root device, as the
|
||||
* PCI namespace does not get created until this call is made (and
|
||||
* thus the root bridge's pci_dev does not exist).
|
||||
*/
|
||||
root->bus = pci_acpi_scan_root(root);
|
||||
if (!root->bus) {
|
||||
printk(KERN_ERR PREFIX
|
||||
"Bus %04x:%02x not present in PCI namespace\n",
|
||||
root->segment, (unsigned int)root->secondary.start);
|
||||
result = -ENODEV;
|
||||
goto out_del_root;
|
||||
}
|
||||
|
||||
/* Indicate support for various _OSC capabilities. */
|
||||
if (pci_ext_cfg_avail())
|
||||
flags |= OSC_EXT_PCI_CONFIG_SUPPORT;
|
||||
|
@ -494,6 +517,7 @@ static int acpi_pci_root_add(struct acpi_device *device,
|
|||
flags = base_flags;
|
||||
}
|
||||
}
|
||||
|
||||
if (!pcie_ports_disabled
|
||||
&& (flags & ACPI_PCIE_REQ_SUPPORT) == ACPI_PCIE_REQ_SUPPORT) {
|
||||
flags = OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL
|
||||
|
@ -514,54 +538,28 @@ static int acpi_pci_root_add(struct acpi_device *device,
|
|||
status = acpi_pci_osc_control_set(device->handle, &flags,
|
||||
OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL);
|
||||
if (ACPI_SUCCESS(status)) {
|
||||
is_osc_granted = true;
|
||||
dev_info(&device->dev,
|
||||
"ACPI _OSC control (0x%02x) granted\n", flags);
|
||||
if (acpi_gbl_FADT.boot_flags & ACPI_FADT_NO_ASPM) {
|
||||
/*
|
||||
* We have ASPM control, but the FADT indicates
|
||||
* that it's unsupported. Clear it.
|
||||
*/
|
||||
pcie_clear_aspm(root->bus);
|
||||
}
|
||||
} else {
|
||||
is_osc_granted = false;
|
||||
dev_info(&device->dev,
|
||||
"ACPI _OSC request failed (%s), "
|
||||
"returned control mask: 0x%02x\n",
|
||||
acpi_format_exception(status), flags);
|
||||
pr_info("ACPI _OSC control for PCIe not granted, "
|
||||
"disabling ASPM\n");
|
||||
pcie_no_aspm();
|
||||
}
|
||||
} else {
|
||||
dev_info(&device->dev,
|
||||
"Unable to request _OSC control "
|
||||
"(_OSC support mask: 0x%02x)\n", flags);
|
||||
}
|
||||
|
||||
/*
|
||||
* TBD: Need PCI interface for enumeration/configuration of roots.
|
||||
*/
|
||||
|
||||
mutex_lock(&acpi_pci_root_lock);
|
||||
list_add_tail(&root->node, &acpi_pci_roots);
|
||||
mutex_unlock(&acpi_pci_root_lock);
|
||||
|
||||
/*
|
||||
* Scan the Root Bridge
|
||||
* --------------------
|
||||
* Must do this prior to any attempt to bind the root device, as the
|
||||
* PCI namespace does not get created until this call is made (and
|
||||
* thus the root bridge's pci_dev does not exist).
|
||||
*/
|
||||
root->bus = pci_acpi_scan_root(root);
|
||||
if (!root->bus) {
|
||||
printk(KERN_ERR PREFIX
|
||||
"Bus %04x:%02x not present in PCI namespace\n",
|
||||
root->segment, (unsigned int)root->secondary.start);
|
||||
result = -ENODEV;
|
||||
goto out_del_root;
|
||||
}
|
||||
|
||||
/* ASPM setting */
|
||||
if (is_osc_granted) {
|
||||
if (acpi_gbl_FADT.boot_flags & ACPI_FADT_NO_ASPM)
|
||||
pcie_clear_aspm(root->bus);
|
||||
} else {
|
||||
pr_info("ACPI _OSC control for PCIe not granted, "
|
||||
"disabling ASPM\n");
|
||||
pcie_no_aspm();
|
||||
"Unable to request _OSC control "
|
||||
"(_OSC support mask: 0x%02x)\n", flags);
|
||||
}
|
||||
|
||||
pci_acpi_add_bus_pm_notifier(device, root->bus);
|
||||
|
|
|
@ -66,7 +66,8 @@ module_param(latency_factor, uint, 0644);
|
|||
|
||||
static DEFINE_PER_CPU(struct cpuidle_device *, acpi_cpuidle_device);
|
||||
|
||||
static struct acpi_processor_cx *acpi_cstate[CPUIDLE_STATE_MAX];
|
||||
static DEFINE_PER_CPU(struct acpi_processor_cx * [CPUIDLE_STATE_MAX],
|
||||
acpi_cstate);
|
||||
|
||||
static int disabled_by_idle_boot_param(void)
|
||||
{
|
||||
|
@ -722,7 +723,7 @@ static int acpi_idle_enter_c1(struct cpuidle_device *dev,
|
|||
struct cpuidle_driver *drv, int index)
|
||||
{
|
||||
struct acpi_processor *pr;
|
||||
struct acpi_processor_cx *cx = acpi_cstate[index];
|
||||
struct acpi_processor_cx *cx = per_cpu(acpi_cstate[index], dev->cpu);
|
||||
|
||||
pr = __this_cpu_read(processors);
|
||||
|
||||
|
@ -745,7 +746,7 @@ static int acpi_idle_enter_c1(struct cpuidle_device *dev,
|
|||
*/
|
||||
static int acpi_idle_play_dead(struct cpuidle_device *dev, int index)
|
||||
{
|
||||
struct acpi_processor_cx *cx = acpi_cstate[index];
|
||||
struct acpi_processor_cx *cx = per_cpu(acpi_cstate[index], dev->cpu);
|
||||
|
||||
ACPI_FLUSH_CPU_CACHE();
|
||||
|
||||
|
@ -775,7 +776,7 @@ static int acpi_idle_enter_simple(struct cpuidle_device *dev,
|
|||
struct cpuidle_driver *drv, int index)
|
||||
{
|
||||
struct acpi_processor *pr;
|
||||
struct acpi_processor_cx *cx = acpi_cstate[index];
|
||||
struct acpi_processor_cx *cx = per_cpu(acpi_cstate[index], dev->cpu);
|
||||
|
||||
pr = __this_cpu_read(processors);
|
||||
|
||||
|
@ -833,7 +834,7 @@ static int acpi_idle_enter_bm(struct cpuidle_device *dev,
|
|||
struct cpuidle_driver *drv, int index)
|
||||
{
|
||||
struct acpi_processor *pr;
|
||||
struct acpi_processor_cx *cx = acpi_cstate[index];
|
||||
struct acpi_processor_cx *cx = per_cpu(acpi_cstate[index], dev->cpu);
|
||||
|
||||
pr = __this_cpu_read(processors);
|
||||
|
||||
|
@ -960,7 +961,7 @@ static int acpi_processor_setup_cpuidle_cx(struct acpi_processor *pr,
|
|||
!(acpi_gbl_FADT.flags & ACPI_FADT_C2_MP_SUPPORTED))
|
||||
continue;
|
||||
#endif
|
||||
acpi_cstate[count] = cx;
|
||||
per_cpu(acpi_cstate[count], dev->cpu) = cx;
|
||||
|
||||
count++;
|
||||
if (count == CPUIDLE_STATE_MAX)
|
||||
|
|
|
@ -46,6 +46,7 @@
|
|||
#include "power.h"
|
||||
|
||||
static DEFINE_MUTEX(dev_pm_qos_mtx);
|
||||
static DEFINE_MUTEX(dev_pm_qos_sysfs_mtx);
|
||||
|
||||
static BLOCKING_NOTIFIER_HEAD(dev_pm_notifiers);
|
||||
|
||||
|
@ -216,12 +217,17 @@ void dev_pm_qos_constraints_destroy(struct device *dev)
|
|||
struct pm_qos_constraints *c;
|
||||
struct pm_qos_flags *f;
|
||||
|
||||
mutex_lock(&dev_pm_qos_mtx);
|
||||
mutex_lock(&dev_pm_qos_sysfs_mtx);
|
||||
|
||||
/*
|
||||
* If the device's PM QoS resume latency limit or PM QoS flags have been
|
||||
* exposed to user space, they have to be hidden at this point.
|
||||
*/
|
||||
pm_qos_sysfs_remove_latency(dev);
|
||||
pm_qos_sysfs_remove_flags(dev);
|
||||
|
||||
mutex_lock(&dev_pm_qos_mtx);
|
||||
|
||||
__dev_pm_qos_hide_latency_limit(dev);
|
||||
__dev_pm_qos_hide_flags(dev);
|
||||
|
||||
|
@ -254,6 +260,8 @@ void dev_pm_qos_constraints_destroy(struct device *dev)
|
|||
|
||||
out:
|
||||
mutex_unlock(&dev_pm_qos_mtx);
|
||||
|
||||
mutex_unlock(&dev_pm_qos_sysfs_mtx);
|
||||
}
|
||||
|
||||
/**
|
||||
|
@ -558,6 +566,14 @@ static void __dev_pm_qos_drop_user_request(struct device *dev,
|
|||
kfree(req);
|
||||
}
|
||||
|
||||
static void dev_pm_qos_drop_user_request(struct device *dev,
|
||||
enum dev_pm_qos_req_type type)
|
||||
{
|
||||
mutex_lock(&dev_pm_qos_mtx);
|
||||
__dev_pm_qos_drop_user_request(dev, type);
|
||||
mutex_unlock(&dev_pm_qos_mtx);
|
||||
}
|
||||
|
||||
/**
|
||||
* dev_pm_qos_expose_latency_limit - Expose PM QoS latency limit to user space.
|
||||
* @dev: Device whose PM QoS latency limit is to be exposed to user space.
|
||||
|
@ -581,6 +597,8 @@ int dev_pm_qos_expose_latency_limit(struct device *dev, s32 value)
|
|||
return ret;
|
||||
}
|
||||
|
||||
mutex_lock(&dev_pm_qos_sysfs_mtx);
|
||||
|
||||
mutex_lock(&dev_pm_qos_mtx);
|
||||
|
||||
if (IS_ERR_OR_NULL(dev->power.qos))
|
||||
|
@ -591,26 +609,27 @@ int dev_pm_qos_expose_latency_limit(struct device *dev, s32 value)
|
|||
if (ret < 0) {
|
||||
__dev_pm_qos_remove_request(req);
|
||||
kfree(req);
|
||||
mutex_unlock(&dev_pm_qos_mtx);
|
||||
goto out;
|
||||
}
|
||||
|
||||
dev->power.qos->latency_req = req;
|
||||
|
||||
mutex_unlock(&dev_pm_qos_mtx);
|
||||
|
||||
ret = pm_qos_sysfs_add_latency(dev);
|
||||
if (ret)
|
||||
__dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_LATENCY);
|
||||
dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_LATENCY);
|
||||
|
||||
out:
|
||||
mutex_unlock(&dev_pm_qos_mtx);
|
||||
mutex_unlock(&dev_pm_qos_sysfs_mtx);
|
||||
return ret;
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(dev_pm_qos_expose_latency_limit);
|
||||
|
||||
static void __dev_pm_qos_hide_latency_limit(struct device *dev)
|
||||
{
|
||||
if (!IS_ERR_OR_NULL(dev->power.qos) && dev->power.qos->latency_req) {
|
||||
pm_qos_sysfs_remove_latency(dev);
|
||||
if (!IS_ERR_OR_NULL(dev->power.qos) && dev->power.qos->latency_req)
|
||||
__dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_LATENCY);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
|
@ -619,9 +638,15 @@ static void __dev_pm_qos_hide_latency_limit(struct device *dev)
|
|||
*/
|
||||
void dev_pm_qos_hide_latency_limit(struct device *dev)
|
||||
{
|
||||
mutex_lock(&dev_pm_qos_sysfs_mtx);
|
||||
|
||||
pm_qos_sysfs_remove_latency(dev);
|
||||
|
||||
mutex_lock(&dev_pm_qos_mtx);
|
||||
__dev_pm_qos_hide_latency_limit(dev);
|
||||
mutex_unlock(&dev_pm_qos_mtx);
|
||||
|
||||
mutex_unlock(&dev_pm_qos_sysfs_mtx);
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(dev_pm_qos_hide_latency_limit);
|
||||
|
||||
|
@ -649,6 +674,8 @@ int dev_pm_qos_expose_flags(struct device *dev, s32 val)
|
|||
}
|
||||
|
||||
pm_runtime_get_sync(dev);
|
||||
mutex_lock(&dev_pm_qos_sysfs_mtx);
|
||||
|
||||
mutex_lock(&dev_pm_qos_mtx);
|
||||
|
||||
if (IS_ERR_OR_NULL(dev->power.qos))
|
||||
|
@ -659,16 +686,19 @@ int dev_pm_qos_expose_flags(struct device *dev, s32 val)
|
|||
if (ret < 0) {
|
||||
__dev_pm_qos_remove_request(req);
|
||||
kfree(req);
|
||||
mutex_unlock(&dev_pm_qos_mtx);
|
||||
goto out;
|
||||
}
|
||||
|
||||
dev->power.qos->flags_req = req;
|
||||
|
||||
mutex_unlock(&dev_pm_qos_mtx);
|
||||
|
||||
ret = pm_qos_sysfs_add_flags(dev);
|
||||
if (ret)
|
||||
__dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_FLAGS);
|
||||
dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_FLAGS);
|
||||
|
||||
out:
|
||||
mutex_unlock(&dev_pm_qos_mtx);
|
||||
mutex_unlock(&dev_pm_qos_sysfs_mtx);
|
||||
pm_runtime_put(dev);
|
||||
return ret;
|
||||
}
|
||||
|
@ -676,10 +706,8 @@ EXPORT_SYMBOL_GPL(dev_pm_qos_expose_flags);
|
|||
|
||||
static void __dev_pm_qos_hide_flags(struct device *dev)
|
||||
{
|
||||
if (!IS_ERR_OR_NULL(dev->power.qos) && dev->power.qos->flags_req) {
|
||||
pm_qos_sysfs_remove_flags(dev);
|
||||
if (!IS_ERR_OR_NULL(dev->power.qos) && dev->power.qos->flags_req)
|
||||
__dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_FLAGS);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
|
@ -689,9 +717,15 @@ static void __dev_pm_qos_hide_flags(struct device *dev)
|
|||
void dev_pm_qos_hide_flags(struct device *dev)
|
||||
{
|
||||
pm_runtime_get_sync(dev);
|
||||
mutex_lock(&dev_pm_qos_sysfs_mtx);
|
||||
|
||||
pm_qos_sysfs_remove_flags(dev);
|
||||
|
||||
mutex_lock(&dev_pm_qos_mtx);
|
||||
__dev_pm_qos_hide_flags(dev);
|
||||
mutex_unlock(&dev_pm_qos_mtx);
|
||||
|
||||
mutex_unlock(&dev_pm_qos_sysfs_mtx);
|
||||
pm_runtime_put(dev);
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(dev_pm_qos_hide_flags);
|
||||
|
|
|
@ -398,7 +398,7 @@ static int regcache_rbtree_sync(struct regmap *map, unsigned int min,
|
|||
base = 0;
|
||||
|
||||
if (max < rbnode->base_reg + rbnode->blklen)
|
||||
end = rbnode->base_reg + rbnode->blklen - max;
|
||||
end = max - rbnode->base_reg + 1;
|
||||
else
|
||||
end = rbnode->blklen;
|
||||
|
||||
|
|
|
@ -710,12 +710,12 @@ struct regmap *regmap_init(struct device *dev,
|
|||
}
|
||||
}
|
||||
|
||||
regmap_debugfs_init(map, config->name);
|
||||
|
||||
ret = regcache_init(map, config);
|
||||
if (ret != 0)
|
||||
goto err_range;
|
||||
|
||||
regmap_debugfs_init(map, config->name);
|
||||
|
||||
/* Add a devres resource for dev_get_regmap() */
|
||||
m = devres_alloc(dev_get_regmap_release, sizeof(*m), GFP_KERNEL);
|
||||
if (!m) {
|
||||
|
@ -943,8 +943,7 @@ static int _regmap_raw_write(struct regmap *map, unsigned int reg,
|
|||
unsigned int ival;
|
||||
int val_bytes = map->format.val_bytes;
|
||||
for (i = 0; i < val_len / val_bytes; i++) {
|
||||
memcpy(map->work_buf, val + (i * val_bytes), val_bytes);
|
||||
ival = map->format.parse_val(map->work_buf);
|
||||
ival = map->format.parse_val(val + (i * val_bytes));
|
||||
ret = regcache_write(map, reg + (i * map->reg_stride),
|
||||
ival);
|
||||
if (ret) {
|
||||
|
@ -1036,6 +1035,8 @@ static int _regmap_raw_write(struct regmap *map, unsigned int reg,
|
|||
kfree(async->work_buf);
|
||||
kfree(async);
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
trace_regmap_hw_write_start(map->dev, reg,
|
||||
|
|
|
@ -51,8 +51,9 @@ new_skb(ulong len)
|
|||
{
|
||||
struct sk_buff *skb;
|
||||
|
||||
skb = alloc_skb(len, GFP_ATOMIC);
|
||||
skb = alloc_skb(len + MAX_HEADER, GFP_ATOMIC);
|
||||
if (skb) {
|
||||
skb_reserve(skb, MAX_HEADER);
|
||||
skb_reset_mac_header(skb);
|
||||
skb_reset_network_header(skb);
|
||||
skb->protocol = __constant_htons(ETH_P_AOE);
|
||||
|
|
|
@ -922,6 +922,11 @@ static int loop_set_fd(struct loop_device *lo, fmode_t mode,
|
|||
lo->lo_flags |= LO_FLAGS_PARTSCAN;
|
||||
if (lo->lo_flags & LO_FLAGS_PARTSCAN)
|
||||
ioctl_by_bdev(bdev, BLKRRPART, 0);
|
||||
|
||||
/* Grab the block_device to prevent its destruction after we
|
||||
* put /dev/loopXX inode. Later in loop_clr_fd() we bdput(bdev).
|
||||
*/
|
||||
bdgrab(bdev);
|
||||
return 0;
|
||||
|
||||
out_clr:
|
||||
|
@ -1031,8 +1036,10 @@ static int loop_clr_fd(struct loop_device *lo)
|
|||
memset(lo->lo_encrypt_key, 0, LO_KEY_SIZE);
|
||||
memset(lo->lo_crypt_name, 0, LO_NAME_SIZE);
|
||||
memset(lo->lo_file_name, 0, LO_NAME_SIZE);
|
||||
if (bdev)
|
||||
if (bdev) {
|
||||
bdput(bdev);
|
||||
invalidate_bdev(bdev);
|
||||
}
|
||||
set_capacity(lo->lo_disk, 0);
|
||||
loop_sysfs_exit(lo);
|
||||
if (bdev) {
|
||||
|
|
|
@ -380,6 +380,15 @@ void hwrng_unregister(struct hwrng *rng)
|
|||
}
|
||||
EXPORT_SYMBOL_GPL(hwrng_unregister);
|
||||
|
||||
static void __exit hwrng_exit(void)
|
||||
{
|
||||
mutex_lock(&rng_mutex);
|
||||
BUG_ON(current_rng);
|
||||
kfree(rng_buffer);
|
||||
mutex_unlock(&rng_mutex);
|
||||
}
|
||||
|
||||
module_exit(hwrng_exit);
|
||||
|
||||
MODULE_DESCRIPTION("H/W Random Number Generator (RNG) driver");
|
||||
MODULE_LICENSE("GPL");
|
||||
|
|
|
@ -149,7 +149,8 @@ struct ports_device {
|
|||
spinlock_t ports_lock;
|
||||
|
||||
/* To protect the vq operations for the control channel */
|
||||
spinlock_t cvq_lock;
|
||||
spinlock_t c_ivq_lock;
|
||||
spinlock_t c_ovq_lock;
|
||||
|
||||
/* The current config space is stored here */
|
||||
struct virtio_console_config config;
|
||||
|
@ -569,11 +570,14 @@ static ssize_t __send_control_msg(struct ports_device *portdev, u32 port_id,
|
|||
vq = portdev->c_ovq;
|
||||
|
||||
sg_init_one(sg, &cpkt, sizeof(cpkt));
|
||||
|
||||
spin_lock(&portdev->c_ovq_lock);
|
||||
if (virtqueue_add_buf(vq, sg, 1, 0, &cpkt, GFP_ATOMIC) == 0) {
|
||||
virtqueue_kick(vq);
|
||||
while (!virtqueue_get_buf(vq, &len))
|
||||
cpu_relax();
|
||||
}
|
||||
spin_unlock(&portdev->c_ovq_lock);
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
@ -1436,7 +1440,7 @@ static int add_port(struct ports_device *portdev, u32 id)
|
|||
* rproc_serial does not want the console port, only
|
||||
* the generic port implementation.
|
||||
*/
|
||||
port->host_connected = port->guest_connected = true;
|
||||
port->host_connected = true;
|
||||
else if (!use_multiport(port->portdev)) {
|
||||
/*
|
||||
* If we're not using multiport support,
|
||||
|
@ -1709,23 +1713,23 @@ static void control_work_handler(struct work_struct *work)
|
|||
portdev = container_of(work, struct ports_device, control_work);
|
||||
vq = portdev->c_ivq;
|
||||
|
||||
spin_lock(&portdev->cvq_lock);
|
||||
spin_lock(&portdev->c_ivq_lock);
|
||||
while ((buf = virtqueue_get_buf(vq, &len))) {
|
||||
spin_unlock(&portdev->cvq_lock);
|
||||
spin_unlock(&portdev->c_ivq_lock);
|
||||
|
||||
buf->len = len;
|
||||
buf->offset = 0;
|
||||
|
||||
handle_control_message(portdev, buf);
|
||||
|
||||
spin_lock(&portdev->cvq_lock);
|
||||
spin_lock(&portdev->c_ivq_lock);
|
||||
if (add_inbuf(portdev->c_ivq, buf) < 0) {
|
||||
dev_warn(&portdev->vdev->dev,
|
||||
"Error adding buffer to queue\n");
|
||||
free_buf(buf, false);
|
||||
}
|
||||
}
|
||||
spin_unlock(&portdev->cvq_lock);
|
||||
spin_unlock(&portdev->c_ivq_lock);
|
||||
}
|
||||
|
||||
static void out_intr(struct virtqueue *vq)
|
||||
|
@ -1752,13 +1756,23 @@ static void in_intr(struct virtqueue *vq)
|
|||
port->inbuf = get_inbuf(port);
|
||||
|
||||
/*
|
||||
* Don't queue up data when port is closed. This condition
|
||||
* Normally the port should not accept data when the port is
|
||||
* closed. For generic serial ports, the host won't (shouldn't)
|
||||
* send data till the guest is connected. But this condition
|
||||
* can be reached when a console port is not yet connected (no
|
||||
* tty is spawned) and the host sends out data to console
|
||||
* ports. For generic serial ports, the host won't
|
||||
* (shouldn't) send data till the guest is connected.
|
||||
* tty is spawned) and the other side sends out data over the
|
||||
* vring, or when a remote devices start sending data before
|
||||
* the ports are opened.
|
||||
*
|
||||
* A generic serial port will discard data if not connected,
|
||||
* while console ports and rproc-serial ports accepts data at
|
||||
* any time. rproc-serial is initiated with guest_connected to
|
||||
* false because port_fops_open expects this. Console ports are
|
||||
* hooked up with an HVC console and is initialized with
|
||||
* guest_connected to true.
|
||||
*/
|
||||
if (!port->guest_connected)
|
||||
|
||||
if (!port->guest_connected && !is_rproc_serial(port->portdev->vdev))
|
||||
discard_port_data(port);
|
||||
|
||||
spin_unlock_irqrestore(&port->inbuf_lock, flags);
|
||||
|
@ -1986,10 +2000,12 @@ static int virtcons_probe(struct virtio_device *vdev)
|
|||
if (multiport) {
|
||||
unsigned int nr_added_bufs;
|
||||
|
||||
spin_lock_init(&portdev->cvq_lock);
|
||||
spin_lock_init(&portdev->c_ivq_lock);
|
||||
spin_lock_init(&portdev->c_ovq_lock);
|
||||
INIT_WORK(&portdev->control_work, &control_work_handler);
|
||||
|
||||
nr_added_bufs = fill_queue(portdev->c_ivq, &portdev->cvq_lock);
|
||||
nr_added_bufs = fill_queue(portdev->c_ivq,
|
||||
&portdev->c_ivq_lock);
|
||||
if (!nr_added_bufs) {
|
||||
dev_err(&vdev->dev,
|
||||
"Error allocating buffers for control queue\n");
|
||||
|
@ -2140,7 +2156,7 @@ static int virtcons_restore(struct virtio_device *vdev)
|
|||
return ret;
|
||||
|
||||
if (use_multiport(portdev))
|
||||
fill_queue(portdev->c_ivq, &portdev->cvq_lock);
|
||||
fill_queue(portdev->c_ivq, &portdev->c_ivq_lock);
|
||||
|
||||
list_for_each_entry(port, &portdev->ports, list) {
|
||||
port->in_vq = portdev->in_vqs[port->id];
|
||||
|
|
|
@ -703,7 +703,7 @@ static void tegra20_pll_init(void)
|
|||
clks[pll_a_out0] = clk;
|
||||
|
||||
/* PLLE */
|
||||
clk = tegra_clk_register_plle("pll_e", "pll_ref", clk_base, NULL,
|
||||
clk = tegra_clk_register_plle("pll_e", "pll_ref", clk_base, pmc_base,
|
||||
0, 100000000, &pll_e_params,
|
||||
0, pll_e_freq_table, NULL);
|
||||
clk_register_clkdev(clk, "pll_e", NULL);
|
||||
|
|
|
@ -178,10 +178,16 @@ static struct cpufreq_driver cpu0_cpufreq_driver = {
|
|||
|
||||
static int cpu0_cpufreq_probe(struct platform_device *pdev)
|
||||
{
|
||||
struct device_node *np;
|
||||
struct device_node *np, *parent;
|
||||
int ret;
|
||||
|
||||
for_each_child_of_node(of_find_node_by_path("/cpus"), np) {
|
||||
parent = of_find_node_by_path("/cpus");
|
||||
if (!parent) {
|
||||
pr_err("failed to find OF /cpus\n");
|
||||
return -ENOENT;
|
||||
}
|
||||
|
||||
for_each_child_of_node(parent, np) {
|
||||
if (of_get_property(np, "operating-points", NULL))
|
||||
break;
|
||||
}
|
||||
|
|
|
@ -14,8 +14,8 @@
|
|||
* published by the Free Software Foundation.
|
||||
*/
|
||||
|
||||
#ifndef _CPUFREQ_GOVERNER_H
|
||||
#define _CPUFREQ_GOVERNER_H
|
||||
#ifndef _CPUFREQ_GOVERNOR_H
|
||||
#define _CPUFREQ_GOVERNOR_H
|
||||
|
||||
#include <linux/cpufreq.h>
|
||||
#include <linux/kobject.h>
|
||||
|
@ -175,4 +175,4 @@ bool need_load_eval(struct cpu_dbs_common_info *cdbs,
|
|||
unsigned int sampling_rate);
|
||||
int cpufreq_governor_dbs(struct dbs_data *dbs_data,
|
||||
struct cpufreq_policy *policy, unsigned int event);
|
||||
#endif /* _CPUFREQ_GOVERNER_H */
|
||||
#endif /* _CPUFREQ_GOVERNOR_H */
|
||||
|
|
|
@ -83,6 +83,7 @@ config INTEL_IOP_ADMA
|
|||
|
||||
config DW_DMAC
|
||||
tristate "Synopsys DesignWare AHB DMA support"
|
||||
depends on GENERIC_HARDIRQS
|
||||
select DMA_ENGINE
|
||||
default y if CPU_AT32AP7000
|
||||
help
|
||||
|
|
Some files were not shown because too many files have changed in this diff Show more
Loading…
Reference in a new issue