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UPSTREAM: arm64/sysreg: Add SYS_FIELD_GET() helper

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Add a SYS_FIELD_GET() helper to match SYS_FIELD_PREP(), providing a
simplified interface to FIELD_GET() when using the generated defines
with standardized naming.

Signed-off-by: Mark Brown <broonie@kernel.org>
Acked-by: Mark Rutland <mark.rutland@arm.com>
Link: https://lore.kernel.org/r/20220704170302.2609529-5-broonie@kernel.org
Signed-off-by: Will Deacon <will@kernel.org>
(cherry picked from commit 3a87d53853)
Signed-off-by: Will Deacon <willdeacon@google.com>
Bug: 233587962
Bug: 233588291
Change-Id: I49657363d14646463e3f9d18fb8b5befe366fa0c
This commit is contained in:
Mark Brown
2022-07-04 18:02:38 +01:00
committed by Will Deacon
parent 1bf4f91abe
commit 501dae3005
1 changed files with 3 additions and 0 deletions
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3
arch/arm64/include/asm/sysreg.h
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@@ -1420,6 +1420,9 @@
#endif
#define SYS_FIELD_GET(reg, field, val) \
FIELD_GET(reg##_##field##_MASK, val)
#define SYS_FIELD_PREP(reg, field, val) \
FIELD_PREP(reg##_##field##_MASK, val)