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| author |   Benjamin Gray <bgray@linux.ibm.com> | 2022-11-28 15:19:42 +1100 |
|---|---|---|
| committer |   Michael Ellerman <mpe@ellerman.id.au> | 2022-12-02 18:04:27 +1100 |
| commit | aecfd680099ba518c34dff2941017c5aa97def52 (patch) | |
| tree | bcf31ab0f1e97370e3d91ae078452865f8f34c7e /tools/testing/selftests/powerpc/dscr | |
| parent | selftests: powerpc: Use "grep -E" instead of "egrep" (diff) | |
| download | wireguard-linux-aecfd680099ba518c34dff2941017c5aa97def52.tar.xz wireguard-linux-aecfd680099ba518c34dff2941017c5aa97def52.zip | |
selftests/powerpc: Use mfspr/mtspr macros
No need to write inline asm for mtspr/mfspr, we have macros for this
in reg.h
Signed-off-by: Benjamin Gray <bgray@linux.ibm.com>
Reviewed-by: Andrew Donnellan <ajd@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20221128041948.58339-2-bgray@linux.ibm.com
Diffstat (limited to 'tools/testing/selftests/powerpc/dscr')
| -rw-r--r-- | tools/testing/selftests/powerpc/dscr/dscr.h | 17 |
1 files changed, 5 insertions, 12 deletions
diff --git a/tools/testing/selftests/powerpc/dscr/dscr.h b/tools/testing/selftests/powerpc/dscr/dscr.h index 13e9b9e28e2c..b703714e7d98 100644 --- a/tools/testing/selftests/powerpc/dscr/dscr.h +++ b/tools/testing/selftests/powerpc/dscr/dscr.h @@ -23,6 +23,7 @@ #include <sys/stat.h> #include <sys/wait.h> +#include "reg.h" #include "utils.h" #define THREADS 100 /* Max threads */ @@ -41,31 +42,23 @@ /* Prilvilege state DSCR access */ inline unsigned long get_dscr(void) { - unsigned long ret; - - asm volatile("mfspr %0,%1" : "=r" (ret) : "i" (SPRN_DSCR_PRIV)); - - return ret; + return mfspr(SPRN_DSCR_PRIV); } inline void set_dscr(unsigned long val) { - asm volatile("mtspr %1,%0" : : "r" (val), "i" (SPRN_DSCR_PRIV)); + mtspr(SPRN_DSCR_PRIV, val); } /* Problem state DSCR access */ inline unsigned long get_dscr_usr(void) { - unsigned long ret; - - asm volatile("mfspr %0,%1" : "=r" (ret) : "i" (SPRN_DSCR)); - - return ret; + return mfspr(SPRN_DSCR); } inline void set_dscr_usr(unsigned long val) { - asm volatile("mtspr %1,%0" : : "r" (val), "i" (SPRN_DSCR)); + mtspr(SPRN_DSCR, val); } /* Default DSCR access */ |