diff options
| -rw-r--r-- | drivers/dma/stm32-dma.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/dma/stm32-dma.c b/drivers/dma/stm32-dma.c index 3688d0873a3e..a884b857cba4 100644 --- a/drivers/dma/stm32-dma.c +++ b/drivers/dma/stm32-dma.c | |||
| @@ -972,21 +972,18 @@ static struct dma_chan *stm32_dma_of_xlate(struct of_phandle_args *dma_spec, | |||
| 972 | struct stm32_dma_chan *chan; | 972 | struct stm32_dma_chan *chan; |
| 973 | struct dma_chan *c; | 973 | struct dma_chan *c; |
| 974 | 974 | ||
| 975 | if (dma_spec->args_count < 3) | 975 | if (dma_spec->args_count < 4) |
| 976 | return NULL; | 976 | return NULL; |
| 977 | 977 | ||
| 978 | cfg.channel_id = dma_spec->args[0]; | 978 | cfg.channel_id = dma_spec->args[0]; |
| 979 | cfg.request_line = dma_spec->args[1]; | 979 | cfg.request_line = dma_spec->args[1]; |
| 980 | cfg.stream_config = dma_spec->args[2]; | 980 | cfg.stream_config = dma_spec->args[2]; |
| 981 | cfg.threshold = 0; | 981 | cfg.threshold = dma_spec->args[3]; |
| 982 | 982 | ||
| 983 | if ((cfg.channel_id >= STM32_DMA_MAX_CHANNELS) || (cfg.request_line >= | 983 | if ((cfg.channel_id >= STM32_DMA_MAX_CHANNELS) || (cfg.request_line >= |
| 984 | STM32_DMA_MAX_REQUEST_ID)) | 984 | STM32_DMA_MAX_REQUEST_ID)) |
| 985 | return NULL; | 985 | return NULL; |
| 986 | 986 | ||
| 987 | if (dma_spec->args_count > 3) | ||
| 988 | cfg.threshold = dma_spec->args[3]; | ||
| 989 | |||
| 990 | chan = &dmadev->chan[cfg.channel_id]; | 987 | chan = &dmadev->chan[cfg.channel_id]; |
| 991 | 988 | ||
| 992 | c = dma_get_slave_channel(&chan->vchan.chan); | 989 | c = dma_get_slave_channel(&chan->vchan.chan); |
