diff options
Diffstat (limited to 'arch/arm/plat-s3c64xx/dma.c')
| -rw-r--r-- | arch/arm/plat-s3c64xx/dma.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm/plat-s3c64xx/dma.c b/arch/arm/plat-s3c64xx/dma.c index 266a10745a85..6fa706f0f42a 100644 --- a/arch/arm/plat-s3c64xx/dma.c +++ b/arch/arm/plat-s3c64xx/dma.c @@ -339,6 +339,7 @@ int s3c2410_dma_enqueue(unsigned int channel, void *id, struct s3c64xx_dma_buff *next; struct s3c64xx_dma_buff *buff; struct pl080s_lli *lli; + unsigned long flags; int ret; WARN_ON(!chan); @@ -366,6 +367,8 @@ int s3c2410_dma_enqueue(unsigned int channel, void *id, s3c64xx_dma_fill_lli(chan, lli, data, size); + local_irq_save(flags); + if ((next = chan->next) != NULL) { struct s3c64xx_dma_buff *end = chan->end; struct pl080s_lli *endlli = end->lli; @@ -397,6 +400,8 @@ int s3c2410_dma_enqueue(unsigned int channel, void *id, s3c64xx_lli_to_regs(chan, lli); } + local_irq_restore(flags); + show_lli(lli); dbg_showchan(chan); |