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author | Anshuman Khandual <anshuman.khandual@arm.com> | 2023-06-14 12:29:36 +0530 |
---|---|---|
committer | Catalin Marinas <catalin.marinas@arm.com> | 2023-06-14 14:37:32 +0100 |
commit | 92b1efcd9d9d984af1e60ae4f575eb2c5bfea303 (patch) | |
tree | 2fa42c8e3b751d653c146085e5caf8d74ca2b464 /drivers | |
parent | 175cea665877c89aae4bd449d67bd8f4d6f900a3 (diff) | |
download | linux-stable-92b1efcd9d9d984af1e60ae4f575eb2c5bfea303.tar.gz linux-stable-92b1efcd9d9d984af1e60ae4f575eb2c5bfea303.tar.bz2 linux-stable-92b1efcd9d9d984af1e60ae4f575eb2c5bfea303.zip |
arm64/sysreg: Rename TRBLIMITR_EL1 fields per auto-gen tools format
This renames TRBLIMITR_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/20230614065949.146187-2-anshuman.khandual@arm.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/hwtracing/coresight/coresight-trbe.c | 21 | ||||
-rw-r--r-- | drivers/hwtracing/coresight/coresight-trbe.h | 7 |
2 files changed, 15 insertions, 13 deletions
diff --git a/drivers/hwtracing/coresight/coresight-trbe.c b/drivers/hwtracing/coresight/coresight-trbe.c index 1fc4fd79a1c6..1d9d141c62e9 100644 --- a/drivers/hwtracing/coresight/coresight-trbe.c +++ b/drivers/hwtracing/coresight/coresight-trbe.c @@ -218,7 +218,7 @@ static inline void set_trbe_enabled(struct trbe_cpudata *cpudata, u64 trblimitr) * Enable the TRBE without clearing LIMITPTR which * might be required for fetching the buffer limits. */ - trblimitr |= TRBLIMITR_ENABLE; + trblimitr |= TRBLIMITR_EL1_E; write_sysreg_s(trblimitr, SYS_TRBLIMITR_EL1); /* Synchronize the TRBE enable event */ @@ -236,7 +236,7 @@ static inline void set_trbe_disabled(struct trbe_cpudata *cpudata) * Disable the TRBE without clearing LIMITPTR which * might be required for fetching the buffer limits. */ - trblimitr &= ~TRBLIMITR_ENABLE; + trblimitr &= ~TRBLIMITR_EL1_E; write_sysreg_s(trblimitr, SYS_TRBLIMITR_EL1); if (trbe_needs_drain_after_disable(cpudata)) @@ -596,13 +596,13 @@ static void set_trbe_limit_pointer_enabled(struct trbe_buf *buf) u64 trblimitr = read_sysreg_s(SYS_TRBLIMITR_EL1); unsigned long addr = buf->trbe_limit; - WARN_ON(!IS_ALIGNED(addr, (1UL << TRBLIMITR_LIMIT_SHIFT))); + WARN_ON(!IS_ALIGNED(addr, (1UL << TRBLIMITR_EL1_LIMIT_SHIFT))); WARN_ON(!IS_ALIGNED(addr, PAGE_SIZE)); - trblimitr &= ~TRBLIMITR_NVM; - trblimitr &= ~(TRBLIMITR_FILL_MODE_MASK << TRBLIMITR_FILL_MODE_SHIFT); - trblimitr &= ~(TRBLIMITR_TRIG_MODE_MASK << TRBLIMITR_TRIG_MODE_SHIFT); - trblimitr &= ~(TRBLIMITR_LIMIT_MASK << TRBLIMITR_LIMIT_SHIFT); + trblimitr &= ~TRBLIMITR_EL1_nVM; + trblimitr &= ~TRBLIMITR_EL1_FM_MASK; + trblimitr &= ~TRBLIMITR_EL1_TM_MASK; + trblimitr &= ~TRBLIMITR_EL1_LIMIT_MASK; /* * Fill trace buffer mode is used here while configuring the @@ -613,14 +613,15 @@ static void set_trbe_limit_pointer_enabled(struct trbe_buf *buf) * trace data in the interrupt handler, before reconfiguring * the TRBE. */ - trblimitr |= (TRBE_FILL_MODE_FILL & TRBLIMITR_FILL_MODE_MASK) << TRBLIMITR_FILL_MODE_SHIFT; + trblimitr |= (TRBLIMITR_EL1_FM_FILL << TRBLIMITR_EL1_FM_SHIFT) & + TRBLIMITR_EL1_FM_MASK; /* * Trigger mode is not used here while configuring the TRBE for * the trace capture. Hence just keep this in the ignore mode. */ - trblimitr |= (TRBE_TRIG_MODE_IGNORE & TRBLIMITR_TRIG_MODE_MASK) << - TRBLIMITR_TRIG_MODE_SHIFT; + trblimitr |= (TRBLIMITR_EL1_TM_IGNR << TRBLIMITR_EL1_TM_SHIFT) & + TRBLIMITR_EL1_TM_MASK; trblimitr |= (addr & PAGE_MASK); set_trbe_enabled(buf->cpudata, trblimitr); } diff --git a/drivers/hwtracing/coresight/coresight-trbe.h b/drivers/hwtracing/coresight/coresight-trbe.h index 98ff1b17ad07..8ea7079d60bb 100644 --- a/drivers/hwtracing/coresight/coresight-trbe.h +++ b/drivers/hwtracing/coresight/coresight-trbe.h @@ -30,7 +30,7 @@ static inline bool is_trbe_enabled(void) { u64 trblimitr = read_sysreg_s(SYS_TRBLIMITR_EL1); - return trblimitr & TRBLIMITR_ENABLE; + return trblimitr & TRBLIMITR_EL1_E; } #define TRBE_EC_OTHERS 0 @@ -86,8 +86,9 @@ static inline bool is_trbe_running(u64 trbsr) #define TRBE_TRIG_MODE_STOP 0 #define TRBE_TRIG_MODE_IRQ 1 -#define TRBE_TRIG_MODE_IGNORE 3 +#define TRBLIMITR_EL1_TM_IGNR 3 +#define TRBLIMITR_EL1_FM_FILL 0 #define TRBE_FILL_MODE_FILL 0 #define TRBE_FILL_MODE_WRAP 1 #define TRBE_FILL_MODE_CIRCULAR_BUFFER 3 @@ -121,7 +122,7 @@ static inline void set_trbe_write_pointer(unsigned long addr) static inline unsigned long get_trbe_limit_pointer(void) { u64 trblimitr = read_sysreg_s(SYS_TRBLIMITR_EL1); - unsigned long addr = trblimitr & (TRBLIMITR_LIMIT_MASK << TRBLIMITR_LIMIT_SHIFT); + unsigned long addr = trblimitr & TRBLIMITR_EL1_LIMIT_MASK; WARN_ON(!IS_ALIGNED(addr, PAGE_SIZE)); return addr; |