diff options
Diffstat (limited to 'drivers/dma/qcom')
| -rw-r--r-- | drivers/dma/qcom/hidma.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/dma/qcom/hidma.c b/drivers/dma/qcom/hidma.c index 51587cf8196b..210f1a9eb441 100644 --- a/drivers/dma/qcom/hidma.c +++ b/drivers/dma/qcom/hidma.c @@ -431,6 +431,7 @@ hidma_prep_dma_memset(struct dma_chan *dmach, dma_addr_t dest, int value, struct hidma_desc *mdesc = NULL; struct hidma_dev *mdma = mchan->dmadev; unsigned long irqflags; + u64 byte_pattern, fill_pattern; /* Get free descriptor */ spin_lock_irqsave(&mchan->lock, irqflags); @@ -443,9 +444,19 @@ hidma_prep_dma_memset(struct dma_chan *dmach, dma_addr_t dest, int value, if (!mdesc) return NULL; + byte_pattern = (char)value; + fill_pattern = (byte_pattern << 56) | + (byte_pattern << 48) | + (byte_pattern << 40) | + (byte_pattern << 32) | + (byte_pattern << 24) | + (byte_pattern << 16) | + (byte_pattern << 8) | + byte_pattern; + mdesc->desc.flags = flags; hidma_ll_set_transfer_params(mdma->lldev, mdesc->tre_ch, - value, dest, len, flags, + fill_pattern, dest, len, flags, HIDMA_TRE_MEMSET); /* Place descriptor in prepared list */ |