[V2,08/14] arm64/sysreg: Convert TRBLIMITR_EL1 register to automatic generation

Message ID 20230602062552.565992-9-anshuman.khandual@arm.com
State New
Headers
Series arm64/sysreg: Convert TRBE registers to automatic generation |

Commit Message

Anshuman Khandual June 2, 2023, 6:25 a.m. UTC
  This converts TRBLIMITR_EL1 register to automatic generation without
causing any functional change.

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: 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              | 12 ------------
 arch/arm64/tools/sysreg                      | 18 ++++++++++++++++++
 drivers/hwtracing/coresight/coresight-trbe.h |  9 ---------
 3 files changed, 18 insertions(+), 21 deletions(-)
  

Comments

Mark Brown June 2, 2023, 11:57 a.m. UTC | #1
On Fri, Jun 02, 2023 at 11:55:46AM +0530, Anshuman Khandual wrote:
> This converts TRBLIMITR_EL1 register to automatic generation without
> causing any functional change.

Reviewed-by: Mark Brown <broonie@kernel.org>
  

Patch

diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h
index 114d38acdca5..643b7ccf6172 100644
--- a/arch/arm64/include/asm/sysreg.h
+++ b/arch/arm64/include/asm/sysreg.h
@@ -235,10 +235,6 @@ 
 
 /*** End of Statistical Profiling Extension ***/
 
-/*
- * TRBE Registers
- */
-#define SYS_TRBLIMITR_EL1		sys_reg(3, 0, 9, 11, 0)
 #define SYS_TRBPTR_EL1			sys_reg(3, 0, 9, 11, 1)
 #define SYS_TRBBASER_EL1		sys_reg(3, 0, 9, 11, 2)
 #define SYS_TRBSR_EL1			sys_reg(3, 0, 9, 11, 3)
@@ -246,14 +242,6 @@ 
 #define SYS_TRBTRG_EL1			sys_reg(3, 0, 9, 11, 6)
 #define SYS_TRBIDR_EL1			sys_reg(3, 0, 9, 11, 7)
 
-#define TRBLIMITR_EL1_LIMIT_MASK	GENMASK_ULL(63, 12)
-#define TRBLIMITR_EL1_LIMIT_SHIFT	12
-#define TRBLIMITR_EL1_nVM		BIT(5)
-#define TRBLIMITR_EL1_TM_MASK		GENMASK(4, 3)
-#define TRBLIMITR_EL1_TM_SHIFT		3
-#define TRBLIMITR_EL1_FM_MASK		GENMASK(2, 1)
-#define TRBLIMITR_EL1_FM_SHIFT		1
-#define TRBLIMITR_EL1_E			BIT(0)
 #define TRBPTR_EL1_PTR_MASK		GENMASK_ULL(63, 0)
 #define TRBPTR_EL1_PTR_SHIFT		0
 #define TRBBASER_EL1_BASE_MASK		GENMASK_ULL(63, 12)
diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg
index c9a0d1fa3209..a43309607d42 100644
--- a/arch/arm64/tools/sysreg
+++ b/arch/arm64/tools/sysreg
@@ -2200,3 +2200,21 @@  Sysreg	ICC_NMIAR1_EL1	3	0	12	9	5
 Res0	63:24
 Field	23:0	INTID
 EndSysreg
+
+Sysreg	TRBLIMITR_EL1	3	0	9	11	0
+Field	63:12	LIMIT
+Res0	11:7
+Field	6	XE
+Field	5	nVM
+Enum	4:3	TM
+	0b00	STOP
+	0b01	IRQ
+	0b11	IGNR
+EndEnum
+Enum	2:1	FM
+	0b00	FILL
+	0b01	WRAP
+	0b11	CBUF
+EndEnum
+Field	0	E
+EndSysreg
diff --git a/drivers/hwtracing/coresight/coresight-trbe.h b/drivers/hwtracing/coresight/coresight-trbe.h
index d661b062293f..77cbb5c63878 100644
--- a/drivers/hwtracing/coresight/coresight-trbe.h
+++ b/drivers/hwtracing/coresight/coresight-trbe.h
@@ -84,15 +84,6 @@  static inline bool is_trbe_running(u64 trbsr)
 	return !(trbsr & TRBSR_EL1_S);
 }
 
-#define TRBE_TRIG_MODE_STOP		0
-#define TRBE_TRIG_MODE_IRQ		1
-#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
-
 static inline bool get_trbe_flag_update(u64 trbidr)
 {
 	return trbidr & TRBIDR_EL1_F;