add Pierre-yves Mordret acked-by: Ludovic BARRE <ludovic.ba...@st.com>
On 12/07/2017 01:56 PM, Greg Kroah-Hartman wrote:
4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: M'boumba Cedric Madianga <cedric.madia...@gmail.com> [ Upstream commit 7e96304d99477de1f70db42035071e56439da817 ] This patch sets the right number of arguments to be used for DMA clients which request channels from DT. Signed-off-by: M'boumba Cedric Madianga <cedric.madia...@gmail.com> Reviewed-by: Ludovic BARRE <ludovic.ba...@st.com> Signed-off-by: Vinod Koul <vinod.k...@intel.com> Signed-off-by: Sasha Levin <alexander.le...@verizon.com> Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org> --- drivers/dma/stm32-dma.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) --- a/drivers/dma/stm32-dma.c +++ b/drivers/dma/stm32-dma.c @@ -976,21 +976,18 @@ static struct dma_chan *stm32_dma_of_xla struct stm32_dma_chan *chan; struct dma_chan *c;- if (dma_spec->args_count < 3)+ if (dma_spec->args_count < 4) return NULL;cfg.channel_id = dma_spec->args[0];cfg.request_line = dma_spec->args[1]; cfg.stream_config = dma_spec->args[2]; - cfg.threshold = 0; + cfg.threshold = dma_spec->args[3];if ((cfg.channel_id >= STM32_DMA_MAX_CHANNELS) || (cfg.request_line >=STM32_DMA_MAX_REQUEST_ID)) return NULL;- if (dma_spec->args_count > 3)- cfg.threshold = dma_spec->args[3]; - chan = &dmadev->chan[cfg.channel_id];c = dma_get_slave_channel(&chan->vchan.chan);
