[PATCH V2 03/14] arm64/sysreg: Rename TRBBASER_EL1 fields per auto-gen tools format

Anshuman Khandual
2023-06-02T06:26:58Z

This renames TRBBASER_EL1 register fields per auto-gen tools format without
causing any functional change in the TRBE driver.

Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Marc Zyngier <maz@kernel.org>
Cc: Mark Brown <broonie@kernel.org>
Cc: Rob Herring <robh@kernel.org>
Cc: Suzuki K Poulose <suzuki.poulose@arm.com>
Cc: James Morse <james.morse@arm.com>
Cc: kvmarm@lists.linux.dev
Cc: coresight@lists.linaro.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com>
---
arch/arm64/include/asm/sysreg.h | 4 ++--
drivers/hwtracing/coresight/coresight-trbe.h | 4 ++--
2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h
index 2cb1078bc67f..9b2d1c6faf13 100644
--- a/arch/arm64/include/asm/sysreg.h
+++ b/arch/arm64/include/asm/sysreg.h
@@ -256,8 +256,8 @@
#define TRBLIMITR_EL1_E BIT(0)
#define TRBPTR_EL1_PTR_MASK GENMASK_ULL(63, 0)
#define TRBPTR_EL1_PTR_SHIFT 0
-#define TRBBASER_BASE_MASK GENMASK_ULL(51, 0)
-#define TRBBASER_BASE_SHIFT 12
+#define TRBBASER_EL1_BASE_MASK GENMASK_ULL(63, 12)
+#define TRBBASER_EL1_BASE_SHIFT 12
#define TRBSR_EC_MASK GENMASK(5, 0)
#define TRBSR_EC_SHIFT 26
#define TRBSR_IRQ BIT(22)
diff --git a/drivers/hwtracing/coresight/coresight-trbe.h b/drivers/hwtracing/coresight/coresight-trbe.h
index 8ea7079d60bb..0b73d9d10aa8 100644
--- a/drivers/hwtracing/coresight/coresight-trbe.h
+++ b/drivers/hwtracing/coresight/coresight-trbe.h
@@ -131,7 +131,7 @@ static inline unsigned long get_trbe_limit_pointer(void)
static inline unsigned long get_trbe_base_pointer(void)
{
u64 trbbaser = read_sysreg_s(SYS_TRBBASER_EL1);
- unsigned long addr = trbbaser & (TRBBASER_BASE_MASK << TRBBASER_BASE_SHIFT);
+ unsigned long addr = trbbaser & TRBBASER_EL1_BASE_MASK;

WARN_ON(!IS_ALIGNED(addr, PAGE_SIZE));
return addr;
@@ -140,7 +140,7 @@ static inline unsigned long get_trbe_base_pointer(void)
static inline void set_trbe_base_pointer(unsigned long addr)
{
WARN_ON(is_trbe_enabled());
- WARN_ON(!IS_ALIGNED(addr, (1UL << TRBBASER_BASE_SHIFT)));
+ WARN_ON(!IS_ALIGNED(addr, (1UL << TRBBASER_EL1_BASE_SHIFT)));
WARN_ON(!IS_ALIGNED(addr, PAGE_SIZE));
write_sysreg_s(addr, SYS_TRBBASER_EL1);
}
--
2.25.1