On 02/11/2016 10:54 AM, Peter Ujfalusi wrote: > We need the callback to support the dmaengine_terminate_sync().
I have made some typos and I only compiled the kernel after sending the patch.. Resending. > > Signed-off-by: Peter Ujfalusi <[email protected]> > --- > drivers/dma/edma.c | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c > index 2dac314a2d7a..ea0d919a3318 100644 > --- a/drivers/dma/edma.c > +++ b/drivers/dma/edma.c > @@ -869,6 +869,13 @@ static int edma_terminate_all(struct dma_chan *chan) > return 0; > } > > +static void edma_synchronize(struct dma_chan *c) > +{ > + struct edma_chan *echan = to_edma_chan(chan); > + > + vchan_synchronize(&echan->vchan); > +} > + > static int edma_slave_config(struct dma_chan *chan, > struct dma_slave_config *cfg) > { > @@ -1808,6 +1815,7 @@ static void edma_dma_init(struct edma_cc *ecc, bool > legacy_mode) > s_ddev->device_pause = edma_dma_pause; > s_ddev->device_resume = edma_dma_resume; > s_ddev->device_terminate_all = edma_terminate_all; > + s_ddev->device_synchronize = edma_synchronize; > > s_ddev->src_addr_widths = EDMA_DMA_BUSWIDTHS; > s_ddev->dst_addr_widths = EDMA_DMA_BUSWIDTHS; > @@ -1833,6 +1841,7 @@ static void edma_dma_init(struct edma_cc *ecc, bool > legacy_mode) > m_ddev->device_pause = edma_dma_pause; > m_ddev->device_resume = edma_dma_resume; > m_ddev->device_terminate_all = edma_terminate_all; > + m_ddev->device_synchronize = edma_synchronize; > > m_ddev->src_addr_widths = EDMA_DMA_BUSWIDTHS; > m_ddev->dst_addr_widths = EDMA_DMA_BUSWIDTHS; > -- Péter
