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Commit 598bcc6e authored by Russell King's avatar Russell King
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Merge branches 'misc' and 'misc-rc6' into for-linus

parents 0bed4b7a e679660d
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+9 −4
Original line number Original line Diff line number Diff line
@@ -68,12 +68,17 @@ Optional properties:
  disable if zero.
  disable if zero.
- arm,prefetch-offset : Override prefetch offset value. Valid values are
- arm,prefetch-offset : Override prefetch offset value. Valid values are
  0-7, 15, 23, and 31.
  0-7, 15, 23, and 31.
- arm,shared-override : The default behavior of the pl310 cache controller with
- arm,shared-override : The default behavior of the L220 or PL310 cache
  respect to the shareable attribute is to transform "normal memory
  controllers with respect to the shareable attribute is to transform "normal
  non-cacheable transactions" into "cacheable no allocate" (for reads) or
  memory non-cacheable transactions" into "cacheable no allocate" (for reads)
  "write through no write allocate" (for writes).
  or "write through no write allocate" (for writes).
  On systems where this may cause DMA buffer corruption, this property must be
  On systems where this may cause DMA buffer corruption, this property must be
  specified to indicate that such transforms are precluded.
  specified to indicate that such transforms are precluded.
- arm,parity-enable : enable parity checking on the L2 cache (L220 or PL310).
- arm,parity-disable : disable parity checking on the L2 cache (L220 or PL310).
- arm,outer-sync-disable : disable the outer sync operation on the L2 cache.
  Some core tiles, especially ARM PB11MPCore have a faulty L220 cache that
  will randomly hang unless outer sync operations are disabled.
- prefetch-data : Data prefetch. Value: <0> (forcibly disable), <1>
- prefetch-data : Data prefetch. Value: <0> (forcibly disable), <1>
  (forcibly enable), property absent (retain settings set by firmware)
  (forcibly enable), property absent (retain settings set by firmware)
- prefetch-instr : Instruction prefetch. Value: <0> (forcibly disable),
- prefetch-instr : Instruction prefetch. Value: <0> (forcibly disable),
+25 −5
Original line number Original line Diff line number Diff line
@@ -33,10 +33,11 @@ config ARM
	select HARDIRQS_SW_RESEND
	select HARDIRQS_SW_RESEND
	select HAVE_ARCH_AUDITSYSCALL if (AEABI && !OABI_COMPAT)
	select HAVE_ARCH_AUDITSYSCALL if (AEABI && !OABI_COMPAT)
	select HAVE_ARCH_BITREVERSE if (CPU_32v7M || CPU_32v7) && !CPU_32v6
	select HAVE_ARCH_BITREVERSE if (CPU_32v7M || CPU_32v7) && !CPU_32v6
	select HAVE_ARCH_JUMP_LABEL if !XIP_KERNEL && !CPU_ENDIAN_BE32
	select HAVE_ARCH_JUMP_LABEL if !XIP_KERNEL && !CPU_ENDIAN_BE32 && MMU
	select HAVE_ARCH_KGDB if !CPU_ENDIAN_BE32
	select HAVE_ARCH_KGDB if !CPU_ENDIAN_BE32 && MMU
	select HAVE_ARCH_SECCOMP_FILTER if (AEABI && !OABI_COMPAT)
	select HAVE_ARCH_SECCOMP_FILTER if (AEABI && !OABI_COMPAT)
	select HAVE_ARCH_TRACEHOOK
	select HAVE_ARCH_TRACEHOOK
	select HAVE_ARM_SMCCC if CPU_V7
	select HAVE_BPF_JIT
	select HAVE_BPF_JIT
	select HAVE_CC_STACKPROTECTOR
	select HAVE_CC_STACKPROTECTOR
	select HAVE_CONTEXT_TRACKING
	select HAVE_CONTEXT_TRACKING
@@ -45,7 +46,7 @@ config ARM
	select HAVE_DMA_API_DEBUG
	select HAVE_DMA_API_DEBUG
	select HAVE_DMA_ATTRS
	select HAVE_DMA_ATTRS
	select HAVE_DMA_CONTIGUOUS if MMU
	select HAVE_DMA_CONTIGUOUS if MMU
	select HAVE_DYNAMIC_FTRACE if (!XIP_KERNEL) && !CPU_ENDIAN_BE32
	select HAVE_DYNAMIC_FTRACE if (!XIP_KERNEL) && !CPU_ENDIAN_BE32 && MMU
	select HAVE_EFFICIENT_UNALIGNED_ACCESS if (CPU_V6 || CPU_V6K || CPU_V7) && MMU
	select HAVE_EFFICIENT_UNALIGNED_ACCESS if (CPU_V6 || CPU_V6K || CPU_V7) && MMU
	select HAVE_FTRACE_MCOUNT_RECORD if (!XIP_KERNEL)
	select HAVE_FTRACE_MCOUNT_RECORD if (!XIP_KERNEL)
	select HAVE_FUNCTION_GRAPH_TRACER if (!THUMB2_KERNEL)
	select HAVE_FUNCTION_GRAPH_TRACER if (!THUMB2_KERNEL)
@@ -799,6 +800,7 @@ config ARCH_VIRT
	bool "Dummy Virtual Machine" if ARCH_MULTI_V7
	bool "Dummy Virtual Machine" if ARCH_MULTI_V7
	select ARM_AMBA
	select ARM_AMBA
	select ARM_GIC
	select ARM_GIC
	select ARM_GIC_V2M if PCI_MSI
	select ARM_GIC_V3
	select ARM_GIC_V3
	select ARM_PSCI
	select ARM_PSCI
	select HAVE_ARM_ARCH_TIMER
	select HAVE_ARM_ARCH_TIMER
@@ -1422,7 +1424,7 @@ config BIG_LITTLE


config BL_SWITCHER
config BL_SWITCHER
	bool "big.LITTLE switcher support"
	bool "big.LITTLE switcher support"
	depends on BIG_LITTLE && MCPM && HOTPLUG_CPU
	depends on BIG_LITTLE && MCPM && HOTPLUG_CPU && ARM_GIC
	select ARM_CPU_SUSPEND
	select ARM_CPU_SUSPEND
	select CPU_PM
	select CPU_PM
	help
	help
@@ -1481,7 +1483,7 @@ config HOTPLUG_CPU


config ARM_PSCI
config ARM_PSCI
	bool "Support for the ARM Power State Coordination Interface (PSCI)"
	bool "Support for the ARM Power State Coordination Interface (PSCI)"
	depends on CPU_V7
	depends on HAVE_ARM_SMCCC
	select ARM_PSCI_FW
	select ARM_PSCI_FW
	help
	help
	  Say Y here if you want Linux to communicate with system firmware
	  Say Y here if you want Linux to communicate with system firmware
@@ -1604,6 +1606,24 @@ config THUMB2_AVOID_R_ARM_THM_JUMP11
config ARM_ASM_UNIFIED
config ARM_ASM_UNIFIED
	bool
	bool


config ARM_PATCH_IDIV
	bool "Runtime patch udiv/sdiv instructions into __aeabi_{u}idiv()"
	depends on CPU_32v7 && !XIP_KERNEL
	default y
	help
	  The ARM compiler inserts calls to __aeabi_idiv() and
	  __aeabi_uidiv() when it needs to perform division on signed
	  and unsigned integers. Some v7 CPUs have support for the sdiv
	  and udiv instructions that can be used to implement those
	  functions.

	  Enabling this option allows the kernel to modify itself to
	  replace the first two instructions of these library functions
	  with the sdiv or udiv plus "bx lr" instructions when the CPU
	  it is running on supports them. Typically this will be faster
	  and less power intensive than running the original library
	  code to do integer division.

config AEABI
config AEABI
	bool "Use the ARM EABI to compile the kernel"
	bool "Use the ARM EABI to compile the kernel"
	help
	help
+1 −4
Original line number Original line Diff line number Diff line
@@ -5,8 +5,6 @@
#include <linux/types.h>
#include <linux/types.h>
#include <asm/opcodes.h>
#include <asm/opcodes.h>


#ifdef CONFIG_BUG

/*
/*
 * Use a suitable undefined instruction to use for ARM/Thumb2 bug handling.
 * Use a suitable undefined instruction to use for ARM/Thumb2 bug handling.
 * We need to be careful not to conflict with those used by other modules and
 * We need to be careful not to conflict with those used by other modules and
@@ -47,7 +45,7 @@ do { \
	unreachable();						\
	unreachable();						\
} while (0)
} while (0)


#else  /* not CONFIG_DEBUG_BUGVERBOSE */
#else


#define __BUG(__file, __line, __value)				\
#define __BUG(__file, __line, __value)				\
do {								\
do {								\
@@ -57,7 +55,6 @@ do { \
#endif  /* CONFIG_DEBUG_BUGVERBOSE */
#endif  /* CONFIG_DEBUG_BUGVERBOSE */


#define HAVE_ARCH_BUG
#define HAVE_ARCH_BUG
#endif  /* CONFIG_BUG */


#include <asm-generic/bug.h>
#include <asm-generic/bug.h>


+1 −1
Original line number Original line Diff line number Diff line
@@ -30,7 +30,7 @@ static inline int arm_cpuidle_simple_enter(struct cpuidle_device *dev,
struct device_node;
struct device_node;


struct cpuidle_ops {
struct cpuidle_ops {
	int (*suspend)(int cpu, unsigned long arg);
	int (*suspend)(unsigned long arg);
	int (*init)(struct device_node *, int cpu);
	int (*init)(struct device_node *, int cpu);
};
};


+1 −1
Original line number Original line Diff line number Diff line
@@ -5,7 +5,7 @@
#include <linux/threads.h>
#include <linux/threads.h>
#include <asm/irq.h>
#include <asm/irq.h>


#define NR_IPI	8
#define NR_IPI	7


typedef struct {
typedef struct {
	unsigned int __softirq_pending;
	unsigned int __softirq_pending;
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