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Commit c554ac91 authored by Christophe Leroy's avatar Christophe Leroy Committed by Michael Ellerman
Browse files

powerpc/8xx: fix cpm_cascade() dual end of interrupt 



cpm_cascade() doesn't have to call eoi() as it is already called
by handle_fasteoi_irq()

And cpm_get_irq() will always return an unsigned int so the test
is useless

Signed-off-by: default avatarChristophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent 3d4f5f58

arch/powerpc/platforms/8xx/m8xx_setup.c

+1 −7
Original line number Diff line number Diff line
@@ -217,13 +217,7 @@ void __noreturn mpc8xx_restart(char *cmd) 


static void cpm_cascade(struct irq_desc *desc)

{

	struct irq_chip *chip = irq_desc_get_chip(desc);

	int cascade_irq = cpm_get_irq();



	if (cascade_irq >= 0)

		generic_handle_irq(cascade_irq);



	chip->irq_eoi(&desc->irq_data);

	generic_handle_irq(cpm_get_irq());

}



/* Initialize the internal interrupt controllers.  The number of