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Commit c6db04a7 authored by Mike Frysinger's avatar Mike Frysinger Committed by Bryan Wu
Browse files

Blackfin arch: remove useless SSYNC() in irq priority code 



 - remove SSYNC() left over from irq init split
 - do not force SSYNC() when masking/unmasking IRQs in the SIC
   as any order enforced by the hardware should already be enforced
   by software

Signed-off-by: default avatarMike Frysinger <vapier.adi@gmail.com>
Signed-off-by: default avatarBryan Wu <cooloney@kernel.org>
parent 397861cd

arch/blackfin/mach-common/ints-priority.c

+0 −4
Original line number Diff line number Diff line
@@ -167,7 +167,6 @@ static void bfin_internal_mask_irq(unsigned int irq) 
	bfin_write_SIC_IMASK(mask_bank, bfin_read_SIC_IMASK(mask_bank) &

			     ~(1 << mask_bit));

#endif

	SSYNC();

}



static void bfin_internal_unmask_irq(unsigned int irq)
@@ -182,7 +181,6 @@ static void bfin_internal_unmask_irq(unsigned int irq) 
	bfin_write_SIC_IMASK(mask_bank, bfin_read_SIC_IMASK(mask_bank) |

			     (1 << mask_bit));

#endif

	SSYNC();

}



#ifdef CONFIG_PM
@@ -960,8 +958,6 @@ static void bfin_demux_gpio_irq(unsigned int inta_irq, 


void __init init_exception_vectors(void)

{

	SSYNC();



	/* cannot program in software:

	 * evt0 - emulation (jtag)

	 * evt1 - reset