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[v3,4/9] arm64/debug: More consistent naming for the BRK ESR template macro

Message ID 1437752284-14847-5-git-send-email-Dave.Martin@arm.com (mailing list archive)
State New, archived
Headers show

Commit Message

Dave Martin July 24, 2015, 3:37 p.m. UTC 
The naming of DBG_ESR_VAL_BRK is inconsistent with the way other
similar macros are named.

This patch makes the naming more consistent, and appends "64"
as a reminder that this ESR pattern only matches from AArch64
state.

Signed-off-by: Dave Martin <Dave.Martin@arm.com>
Acked-by: Mark Rutland <mark.rutland@arm.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
---
 arch/arm64/include/asm/debug-monitors.h |    5 +++--
 arch/arm64/kernel/kgdb.c                |    4 ++--
 2 files changed, 5 insertions(+), 4 deletions(-)
diff mbox

Patch

diff --git a/arch/arm64/include/asm/debug-monitors.h b/arch/arm64/include/asm/debug-monitors.h
index ff09058..bb97e9d 100644
--- a/arch/arm64/include/asm/debug-monitors.h
+++ b/arch/arm64/include/asm/debug-monitors.h
@@ -46,8 +46,9 @@ 
 /*
  * ESR values expected for dynamic and compile time BRK instruction
  */
-#define DBG_ESR_VAL_BRK(x) \
-	((ESR_ELx_EC_BRK64 << ESR_ELx_EC_SHIFT) | ESR_ELx_IL | ((x) & 0xffff))
+#define ESR_ELx_VAL_BRK64(imm)					\
+	((ESR_ELx_EC_BRK64 << ESR_ELx_EC_SHIFT) | ESR_ELx_IL |	\
+	 ((imm) & 0xffff))
 
 /*
  * #imm16 values used for BRK instruction generation
diff --git a/arch/arm64/kernel/kgdb.c b/arch/arm64/kernel/kgdb.c
index a0d10c5..a5a838e 100644
--- a/arch/arm64/kernel/kgdb.c
+++ b/arch/arm64/kernel/kgdb.c
@@ -235,13 +235,13 @@  static int kgdb_step_brk_fn(struct pt_regs *regs, unsigned int esr)
 
 static struct break_hook kgdb_brkpt_hook = {
 	.esr_mask	= 0xffffffff,
-	.esr_val	= DBG_ESR_VAL_BRK(KGDB_DYN_DBG_BRK_IMM),
+	.esr_val	= ESR_ELx_VAL_BRK64(KGDB_DYN_DBG_BRK_IMM),
 	.fn		= kgdb_brk_fn
 };
 
 static struct break_hook kgdb_compiled_brkpt_hook = {
 	.esr_mask	= 0xffffffff,
-	.esr_val	= DBG_ESR_VAL_BRK(KGDB_COMPILED_DBG_BRK_IMM),
+	.esr_val	= ESR_ELx_VAL_BRK64(KGDB_COMPILED_DBG_BRK_IMM),
 	.fn		= kgdb_compiled_brk_fn
 };