From 0c842b551063c5f7382ac9b457992f3b34972801 Mon Sep 17 00:00:00 2001 From: Rabin Vincent Date: Tue, 25 Jan 2011 11:18:35 +0100 Subject: dma40: cyclic xfer support Support cyclic transfers, which are useful for ALSA drivers. Acked-by: Per Forlin Acked-by: Jonas Aaberg Signed-off-by: Rabin Vincent Signed-off-by: Linus Walleij Signed-off-by: Dan Williams --- drivers/dma/ste_dma40_ll.h | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) (limited to 'drivers/dma/ste_dma40_ll.h') diff --git a/drivers/dma/ste_dma40_ll.h b/drivers/dma/ste_dma40_ll.h index 59e72f0cc901..195ee65ee7f3 100644 --- a/drivers/dma/ste_dma40_ll.h +++ b/drivers/dma/ste_dma40_ll.h @@ -296,6 +296,8 @@ struct d40_def_lcsp { enum d40_lli_flags { LLI_ADDR_INC = 1 << 0, LLI_TERM_INT = 1 << 1, + LLI_CYCLIC = 1 << 2, + LLI_LAST_LINK = 1 << 3, }; void d40_phy_cfg(struct stedma40_chan_cfg *cfg, @@ -314,7 +316,8 @@ int d40_phy_sg_to_lli(struct scatterlist *sg, dma_addr_t lli_phys, u32 reg_cfg, struct stedma40_half_channel_info *info, - struct stedma40_half_channel_info *otherinfo); + struct stedma40_half_channel_info *otherinfo, + unsigned long flags); /* Logical channels */ @@ -328,11 +331,11 @@ int d40_log_sg_to_lli(struct scatterlist *sg, void d40_log_lli_lcpa_write(struct d40_log_lli_full *lcpa, struct d40_log_lli *lli_dst, struct d40_log_lli *lli_src, - int next); + int next, unsigned int flags); void d40_log_lli_lcla_write(struct d40_log_lli *lcla, struct d40_log_lli *lli_dst, struct d40_log_lli *lli_src, - int next); + int next, unsigned int flags); #endif /* STE_DMA40_LLI_H */ -- cgit