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authorDapeng Mi <dapeng1.mi@linux.intel.com>2026-09-17 09:52:33 +0800
committerIngo Molnar <mingo@kernel.org>2026-09-22 11:37:46 +0200
commit0102c8c7fdfc4bd700971daff2b94470f4eafae4 (patch)
tree531306c2299f9a269f0a986e29f17ba972180104 /Documentation/ABI/testing/debugfs-iio-ad9467
downloadlinux-stable-0102c8c7fdfc4bd700971daff2b94470f4eafae4.tar.gz
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perf/x86/intel: Rename DMR offcore_rsp attribute to offmodule_rspgrafted
DMR introduces Offmodule Response events in place of the legacy Offcore Response events, but it still exposes the inherited offcore_rsp PMU attribute for programming the corresponding MSR data. Rename the DMR PMU attribute to offmodule_rsp so the sysfs interface matches the underlying event name and avoids user & tooling confusion. Signed-off-by: Dapeng Mi <dapeng1.mi@linux.intel.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Signed-off-by: Ingo Molnar <mingo@kernel.org> Link: https://patch.msgid.link/20260917015234.981153-12-dapeng1.mi@linux.intel.com
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+What: /sys/kernel/debug/iio/iio:deviceX/calibration_table_dump
+KernelVersion: 6.11
+Contact: linux-iio@vger.kernel.org
+Description:
+ This dumps the calibration table that was filled during the
+ digital interface tuning process.
+
+What: /sys/kernel/debug/iio/iio:deviceX/in_voltage_test_mode_available
+KernelVersion: 6.11
+Contact: linux-iio@vger.kernel.org
+Description:
+ List all the available test tones:
+ - off
+ - midscale_short
+ - pos_fullscale
+ - neg_fullscale
+ - checkerboard
+ - prbs23
+ - prbs9
+ - one_zero_toggle
+ - user
+ - bit_toggle
+ - sync
+ - one_bit_high
+ - mixed_bit_frequency
+ - ramp
+
+ Note that depending on the actual device being used, some of the
+ above might not be available (and they won't be listed when
+ reading the file).
+
+What: /sys/kernel/debug/iio/iio:deviceX/in_voltageY_test_mode
+KernelVersion: 6.11
+Contact: linux-iio@vger.kernel.org
+Description:
+ Writing to this file will initiate one of available test tone on
+ channel Y. Reading it, shows which test is running. In cases
+ where an IIO backend is available and supports the test tone,
+ additional information about the data correctness is given.