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Commit f5c1ca77 authored by Shinya Kuribayashi's avatar Shinya Kuribayashi Committed by Ralf Baechle
Browse files

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: default avatarShinya Kuribayashi <skuribay@pobox.com>
To: wuzhangjin@gmail.com
CC: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/1433/


Acked-by: default avatarWu Zhangjin <wuzhangjin@gmail.com>
Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent 1f1f4e7d

arch/mips/loongson/common/irq.c

+4 −7
Original line number Diff line number Diff line
@@ -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;

	}

	}



	/* 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);

	}

}