Commit 8a5a7786 authored by Magnus Damm's avatar Magnus Damm Committed by Paul Mundt
Browse files

sh: update INTC to clear IRQ sense valid flag 



Clear the valid flag is in the INTC code.
Without this fix bit 7 of the sense register
is mistakenly set.

Signed-off-by: default avatarMagnus Damm <damm@opensource.se>
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 24ee7d79

drivers/sh/intc/chip.c

+4 −2
Original line number Diff line number Diff line
@@ -173,7 +173,8 @@ int intc_set_priority(unsigned int irq, unsigned int prio) 
	return 0;

}



#define VALID(x) (x | 0x80)

#define SENSE_VALID_FLAG 0x80

#define VALID(x) (x | SENSE_VALID_FLAG)



static unsigned char intc_irq_sense_table[IRQ_TYPE_SENSE_MASK + 1] = {

	[IRQ_TYPE_EDGE_FALLING] = VALID(0),
@@ -201,7 +202,8 @@ static int intc_set_type(struct irq_data *data, unsigned int type) 
	ihp = intc_find_irq(d->sense, d->nr_sense, irq);

	if (ihp) {

		addr = INTC_REG(d, _INTC_ADDR_E(ihp->handle), 0);

		intc_reg_fns[_INTC_FN(ihp->handle)](addr, ihp->handle, value);

		intc_reg_fns[_INTC_FN(ihp->handle)](addr, ihp->handle,

						    value & ~SENSE_VALID_FLAG);

	}



	return 0;