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* coresight-etm4x-core.c:969:26: error: 'ID_AA64DFR0_TRACEVER_SHIFT' undeclared
@ 2022-09-20 11:39 Naresh Kamboju
  2022-09-20 13:50 ` James Clark
  0 siblings, 1 reply; 2+ messages in thread
From: Naresh Kamboju @ 2022-09-20 11:39 UTC (permalink / raw)
  To: open list, coresight, Linux ARM
  Cc: Mathieu Poirier, Suzuki K Poulose, Mike Leach, Leo Yan,
	Alexander Shishkin, Arnd Bergmann, Mark Brown

Following build warnings / errors noticed while building arm64 coresight
on linux next-20220919 and next-20220920.

Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>

make --silent --keep-going --jobs=8
O=/home/tuxbuild/.cache/tuxmake/builds/1/build
CROSS_COMPILE_COMPAT=arm-linux-gnueabihf- ARCH=arm64
CROSS_COMPILE=aarch64-linux-gnu- 'CC=sccache aarch64-linux-gnu-gcc'
'HOSTCC=sccache gcc'

drivers/hwtracing/coresight/coresight-etm4x-core.c: In function
'cpu_supports_sysreg_trace':
drivers/hwtracing/coresight/coresight-etm4x-core.c:969:26: error:
'ID_AA64DFR0_TRACEVER_SHIFT' undeclared (first use in this function);
did you mean 'ID_AA64DFR0_EL1_TraceVer_SHIFT'?
  969 |         return ((dfr0 >> ID_AA64DFR0_TRACEVER_SHIFT) & 0xfUL) > 0;
      |                          ^~~~~~~~~~~~~~~~~~~~~~~~~~
      |                          ID_AA64DFR0_EL1_TraceVer_SHIFT
drivers/hwtracing/coresight/coresight-etm4x-core.c:969:26: note: each
undeclared identifier is reported only once for each function it
appears in
drivers/hwtracing/coresight/coresight-etm4x-core.c: In function
'cpu_detect_trace_filtering':
drivers/hwtracing/coresight/coresight-etm4x-core.c:1057:57: error:
'ID_AA64DFR0_TRACE_FILT_SHIFT' undeclared (first use in this
function); did you mean 'ID_AA64PFR0_EL1_DIT_SHIFT'?
 1057 |         if (!cpuid_feature_extract_unsigned_field(dfr0,
ID_AA64DFR0_TRACE_FILT_SHIFT))
      |
^~~~~~~~~~~~~~~~~~~~~~~~~~~~
      |
ID_AA64PFR0_EL1_DIT_SHIFT
drivers/hwtracing/coresight/coresight-etm4x-core.c: In function
'cpu_supports_sysreg_trace':
drivers/hwtracing/coresight/coresight-etm4x-core.c:970:1: error:
control reaches end of non-void function [-Werror=return-type]
  970 | }
      | ^
cc1: some warnings being treated as errors

Regressions found on arm64:
   - build-clang-13-lkftconfig
   - build-gcc-11-lkftconfig-devicetree
   - build-gcc-11-lkftconfig-kunit
   - build-gcc-11-lkftconfig-perf
   - build-gcc-11-lkftconfig-64k_page_size
   - build-gcc-11-lkftconfig-debug
   - build-gcc-11-lkftconfig-libgpiod
   - build-gcc-11-lkftconfig-debug-kmemleak
   - build-clang-14-lkftconfig
   - build-clang-nightly-lkftconfig
   - build-gcc-11-lkftconfig
   - build-gcc-11-lkftconfig-kasan
   - build-clang-12-lkftconfig
   - build-gcc-11-lkftconfig-kselftest-kernel
   - build-gcc-11-lkftconfig-rcutorture
   - build-gcc-11-lkftconfig-armv8_features
   - build-gcc-11-lkftconfig-kselftest

Build: https://builds.tuxbuild.com/2F1cW8NpQ0Z6l9h9rfkZT5AXzqg/
config: https://builds.tuxbuild.com/2F1cW8NpQ0Z6l9h9rfkZT5AXzqg/config


--
Linaro LKFT
https://lkft.linaro.org

^ permalink raw reply	[flat|nested] 2+ messages in thread
end of thread, other threads:[~2022-09-20 13:50 UTC | newest]

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2022-09-20 11:39 coresight-etm4x-core.c:969:26: error: 'ID_AA64DFR0_TRACEVER_SHIFT' undeclared Naresh Kamboju
2022-09-20 13:50 ` James Clark

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