diff options
Diffstat (limited to 'drivers/misc/Kconfig')
| -rw-r--r-- | drivers/misc/Kconfig | 42 |
1 files changed, 2 insertions, 40 deletions
diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig index e9b20e8..8dacd4c 100644 --- a/drivers/misc/Kconfig +++ b/drivers/misc/Kconfig @@ -63,7 +63,6 @@ config ATMEL_PWM config ATMEL_TCLIB bool "Atmel AT32/AT91 Timer/Counter Library" depends on (AVR32 || ARCH_AT91) - default y if PREEMPT_RT_FULL help Select this if you want a library to allocate the Timer/Counter blocks found on many Atmel processors. This facilitates using @@ -79,7 +78,8 @@ config ATMEL_TCB_CLKSRC are combined to make a single 32-bit timer. When GENERIC_CLOCKEVENTS is defined, the third timer channel - may be used as a clock event device supporting oneshot mode. + may be used as a clock event device supporting oneshot mode + (delays of up to two seconds) based on the 32 KiHz clock. config ATMEL_TCB_CLKSRC_BLOCK int @@ -93,15 +93,6 @@ config ATMEL_TCB_CLKSRC_BLOCK TC can be used for other purposes, such as PWM generation and interval timing. -config ATMEL_TCB_CLKSRC_USE_SLOW_CLOCK - bool "TC Block use 32 KiHz clock" - depends on ATMEL_TCB_CLKSRC - default y if !PREEMPT_RT_FULL - help - Select this to use 32 KiHz base clock rate as TC block clock - source for clock events. - - config DUMMY_IRQ tristate "Dummy IRQ handler" default n @@ -131,35 +122,6 @@ config IBM_ASM for information on the specific driver level and support statement for your IBM server. -config HWLAT_DETECTOR - tristate "Testing module to detect hardware-induced latencies" - depends on DEBUG_FS - depends on RING_BUFFER - default m - ---help--- - A simple hardware latency detector. Use this module to detect - large latencies introduced by the behavior of the underlying - system firmware external to Linux. We do this using periodic - use of stop_machine to grab all available CPUs and measure - for unexplainable gaps in the CPU timestamp counter(s). By - default, the module is not enabled until the "enable" file - within the "hwlat_detector" debugfs directory is toggled. - - This module is often used to detect SMI (System Management - Interrupts) on x86 systems, though is not x86 specific. To - this end, we default to using a sample window of 1 second, - during which we will sample for 0.5 seconds. If an SMI or - similar event occurs during that time, it is recorded - into an 8K samples global ring buffer until retreived. - - WARNING: This software should never be enabled (it can be built - but should not be turned on after it is loaded) in a production - environment where high latencies are a concern since the - sampling mechanism actually introduces latencies for - regular tasks while the CPU(s) are being held. - - If unsure, say N - config PHANTOM tristate "Sensable PHANToM (PCI)" depends on PCI |