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| author | Shinya Kuribayashi <skuribay@pobox.com> | 2010-06-27 22:52:01 +0900 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2010-08-05 13:26:05 +0100 |
| commit | f5c1ca77a3b2f9b424c4f39bd71143d0ac308924 (patch) | |
| tree | 361d18f2ac0b08bd480403aeca319f725eefd585 /arch/mips/loongson | |
| parent | 1f1f4e7dbc0c0312e9e7fe3cadd07340ea62070f (diff) | |
| download | op-kernel-dev-f5c1ca77a3b2f9b424c4f39bd71143d0ac308924.zip op-kernel-dev-f5c1ca77a3b2f9b424c4f39bd71143d0ac308924.tar.gz | |
MIPS: Loongson: irq.c: Misc cleanups
* Remove unnecessary 'if (int_status & (1 <<10))' statement
* s/if (foo != 0)/if (foo)/
* Remove unused 'inst_status &= ~(1 << i);' line
Signed-off-by: Shinya Kuribayashi <skuribay@pobox.com>
To: wuzhangjin@gmail.com
CC: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/1433/
Acked-by: Wu Zhangjin <wuzhangjin@gmail.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/loongson')
| -rw-r--r-- | arch/mips/loongson/common/irq.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/arch/mips/loongson/common/irq.c b/arch/mips/loongson/common/irq.c index 20e7328..25a11df 100644 --- a/arch/mips/loongson/common/irq.c +++ b/arch/mips/loongson/common/irq.c @@ -21,19 +21,16 @@ void bonito_irqdispatch(void) /* workaround the IO dma problem: let cpu looping to allow DMA finish */ int_status = LOONGSON_INTISR; - if (int_status & (1 << 10)) { - while (int_status & (1 << 10)) { - udelay(1); - int_status = LOONGSON_INTISR; - } + while (int_status & (1 << 10)) { + udelay(1); + int_status = LOONGSON_INTISR; } /* Get pending sources, masked by current enables */ int_status = LOONGSON_INTISR & LOONGSON_INTEN; - if (int_status != 0) { + if (int_status) { i = __ffs(int_status); - int_status &= ~(1 << i); do_IRQ(LOONGSON_IRQ_BASE + i); } } |
