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Commit 864ae180 authored by David S. Miller's avatar David S. Miller
Browse files

[SPARC64]: Fix IRQ retry interval timer value on sparc64 PCI controllers. 



Use '5' instead of 'infinity'.

Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 9fba62a5

arch/sparc64/kernel/pci_psycho.c

+1 −2
Original line number Diff line number Diff line
@@ -1303,8 +1303,7 @@ static void psycho_controller_hwinit(struct pci_controller_info *p) 
{

	u64 tmp;



	/* PROM sets the IRQ retry value too low, increase it. */

	psycho_write(p->pbm_A.controller_regs + PSYCHO_IRQ_RETRY, 0xff);

	psycho_write(p->pbm_A.controller_regs + PSYCHO_IRQ_RETRY, 5);



	/* Enable arbiter for all PCI slots. */

	tmp = psycho_read(p->pbm_A.controller_regs + PSYCHO_PCIA_CTRL);

arch/sparc64/kernel/pci_schizo.c

+1 −3
Original line number Diff line number Diff line
@@ -1936,9 +1936,7 @@ static void __init schizo_pbm_hw_init(struct pci_pbm_info *pbm) 
{

	u64 tmp;



	/* Set IRQ retry to infinity. */

	schizo_write(pbm->pbm_regs + SCHIZO_PCI_IRQ_RETRY,

		     SCHIZO_IRQ_RETRY_INF);

	schizo_write(pbm->pbm_regs + SCHIZO_PCI_IRQ_RETRY, 5);



	tmp = schizo_read(pbm->pbm_regs + SCHIZO_PCI_CTRL);