From 7ba6d6dc8d58c49cff0533819195b44fb35d6ece Mon Sep 17 00:00:00 2001 From: Grant Likely Date: Tue, 1 Jul 2008 21:38:16 -0600 Subject: powerpc/mpc5200: Add PSC helpers for bestcomm engine Simplify the interface for setting up bestcomm DMA to PSCs by adding some helper functions. The helper function sets the correct values for the initator and ipr values in PSC DMA tasks based on the PSC number. Signed-off-by: Grant Likely --- arch/powerpc/sysdev/bestcomm/gen_bd.h | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'arch/powerpc/sysdev/bestcomm/gen_bd.h') diff --git a/arch/powerpc/sysdev/bestcomm/gen_bd.h b/arch/powerpc/sysdev/bestcomm/gen_bd.h index 5b6fa803c6aa..de47260e69da 100644 --- a/arch/powerpc/sysdev/bestcomm/gen_bd.h +++ b/arch/powerpc/sysdev/bestcomm/gen_bd.h @@ -44,5 +44,10 @@ extern void bcom_gen_bd_tx_release(struct bcom_task *tsk); +/* PSC support utility wrappers */ +struct bcom_task * bcom_psc_gen_bd_rx_init(unsigned psc_num, int queue_len, + phys_addr_t fifo, int maxbufsize); +struct bcom_task * bcom_psc_gen_bd_tx_init(unsigned psc_num, int queue_len, + phys_addr_t fifo); #endif /* __BESTCOMM_GEN_BD_H__ */ -- cgit v1.2.3