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MIPS: Oprofile: Loongson: Cleanup of the macros

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The _EXL, _KERNEL etc. bits are in the performance control register so
use _PERFCTRL prefix instead of _PERFCNT.  While at it make the macro
more readable, use _ENABLE instead of _INT_EN suffix to describe the
interrupt enable bit.

Signed-off-by: Wu Zhangjin <wuzhangjin@gmail.com>
Cc: linux-mips@linux-mips.org
Patchwork: http://patchwork.linux-mips.org/patch/1203/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Wu Zhangjin 2010-05-07 01:29:47 +08:00 committed by Ralf Baechle
parent 6d8c2873e0
commit 852151bdb9
1 changed files with 11 additions and 11 deletions
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22
arch/mips/oprofile/op_model_loongson2.c
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@ -24,16 +24,16 @@
*/
#define LOONGSON2_CPU_TYPE "mips/loongson2"
#define LOONGSON2_PERFCNT_OVERFLOW (1ULL << 31)
#define LOONGSON2_PERFCTRL_EXL (1UL << 0)
#define LOONGSON2_PERFCTRL_KERNEL (1UL << 1)
#define LOONGSON2_PERFCTRL_SUPERVISOR (1UL << 2)
#define LOONGSON2_PERFCTRL_USER (1UL << 3)
#define LOONGSON2_PERFCTRL_ENABLE (1UL << 4)
#define LOONGSON2_PERFCTRL_EVENT(idx, event) \
(((event) & 0x0f) << ((idx) ? 9 : 5))
#define LOONGSON2_PERFCNT_EXL (1UL << 0)
#define LOONGSON2_PERFCNT_KERNEL (1UL << 1)
#define LOONGSON2_PERFCNT_SUPERVISOR (1UL << 2)
#define LOONGSON2_PERFCNT_USER (1UL << 3)
#define LOONGSON2_PERFCNT_INT_EN (1UL << 4)
#define LOONGSON2_PERFCNT_OVERFLOW (1ULL << 31)
/* Loongson2 performance counter register */
#define read_c0_perfctrl() __read_64bit_c0_register($24, 0)
#define write_c0_perfctrl(val) __write_64bit_c0_register($24, 0, val)
@ -70,11 +70,11 @@ static void loongson2_reg_setup(struct op_counter_config *cfg)
}
if (cfg[0].enabled || cfg[1].enabled) {
ctrl |= LOONGSON2_PERFCNT_EXL | LOONGSON2_PERFCNT_INT_EN;
ctrl |= LOONGSON2_PERFCTRL_EXL | LOONGSON2_PERFCTRL_ENABLE;
if (cfg[0].kernel || cfg[1].kernel)
ctrl |= LOONGSON2_PERFCNT_KERNEL;
ctrl |= LOONGSON2_PERFCTRL_KERNEL;
if (cfg[0].user || cfg[1].user)
ctrl |= LOONGSON2_PERFCNT_USER;
ctrl |= LOONGSON2_PERFCTRL_USER;
}
reg.ctrl = ctrl;
@ -119,7 +119,7 @@ static irqreturn_t loongson2_perfcount_handler(int irq, void *dev_id)
*/
/* Check whether the irq belongs to me */
enabled = read_c0_perfctrl() & LOONGSON2_PERFCNT_INT_EN;
enabled = read_c0_perfctrl() & LOONGSON2_PERFCTRL_ENABLE;
if (!enabled)
return IRQ_NONE;
enabled = reg.cnt1_enabled | reg.cnt2_enabled;