iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

arm64/sysreg: Rename TRBBASER_EL1 fields per auto-gen tools format

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

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>
Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Link: https://lore.kernel.org/r/20230614065949.146187-4-anshuman.khandual@arm.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
This commit is contained in:
Anshuman Khandual 2023-06-14 12:29:38 +05:30 committed by Catalin Marinas
parent e01e1737e3
commit 90cdde836c
2 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
arch/arm64/include/asm/sysreg.h
View File

@ -248,8 +248,8 @@
#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)

4
drivers/hwtracing/coresight/coresight-trbe.h
View File

@ -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);
}