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platform:x86: Add Intel Telemetry Debugfs interfaces

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This implements debugfs interfaces for reading the telemetry
samples from SSRAM and configuring firmware trace verbosity.
Interface created under /sys/kernel/debug/telemetry
soc_states: SoC Device and Low Power States
pss_info: Info from the Primary SubSystem
ioss_info: Info from IO SubSusytem
pss_trace_verbosity: Read/Modify PSS F/W trace verbosity
ioss_trace_verbosity: Read/Modify IOSS F/W trace verbosity.

Signed-off-by: Souvik Kumar Chakravarty <souvik.k.chakravarty@intel.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
This commit is contained in:
Souvik Kumar Chakravarty 2016-01-12 16:05:14 +05:30 committed by Darren Hart
parent 48c1917088
commit 87bee29099
3 changed files with 1033 additions and 1 deletions
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1
MAINTAINERS
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@ -5708,6 +5708,7 @@ S: Maintained
F: drivers/platform/x86/intel_telemetry_core.c
F: arch/x86/include/asm/intel_telemetry.h
F: drivers/platform/x86/intel_telemetry_pltdrv.c
F: drivers/platform/x86/intel_telemetry_debugfs.c
IOC3 ETHERNET DRIVER
M: Ralf Baechle <ralf@linux-mips.org>

3
drivers/platform/x86/Makefile
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@ -66,4 +66,5 @@ obj-$(CONFIG_INTEL_PMC_IPC) += intel_pmc_ipc.o
obj-$(CONFIG_SURFACE_PRO3_BUTTON) += surfacepro3_button.o
obj-$(CONFIG_INTEL_PUNIT_IPC) += intel_punit_ipc.o
obj-$(CONFIG_INTEL_TELEMETRY) += intel_telemetry_core.o \
intel_telemetry_pltdrv.o
intel_telemetry_pltdrv.o \
intel_telemetry_debugfs.o

1030
drivers/platform/x86/intel_telemetry_debugfs.c Normal file
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