diff options
| -rw-r--r-- | drivers/dma/amba-pl08x.c | 4 | ||||
| -rw-r--r-- | include/linux/amba/pl08x.h | 8 |
2 files changed, 7 insertions, 5 deletions
diff --git a/drivers/dma/amba-pl08x.c b/drivers/dma/amba-pl08x.c index 840c6c0dc53..513184b4fdd 100644 --- a/drivers/dma/amba-pl08x.c +++ b/drivers/dma/amba-pl08x.c @@ -1139,6 +1139,8 @@ static int dma_set_runtime_config(struct dma_chan *chan, cctl |= burst << PL080_CONTROL_SB_SIZE_SHIFT; cctl |= burst << PL080_CONTROL_DB_SIZE_SHIFT; + plchan->device_fc = config->device_fc; + if (plchan->runtime_direction == DMA_DEV_TO_MEM) { plchan->src_addr = config->src_addr; plchan->src_cctl = pl08x_cctl(cctl) | PL080_CONTROL_DST_INCR | @@ -1370,7 +1372,7 @@ static struct dma_async_tx_descriptor *pl08x_prep_slave_sg( return NULL; } - if (plchan->cd->device_fc) + if (plchan->device_fc) tmp = (direction == DMA_MEM_TO_DEV) ? PL080_FLOW_MEM2PER_PER : PL080_FLOW_PER2MEM_PER; else diff --git a/include/linux/amba/pl08x.h b/include/linux/amba/pl08x.h index 033f6aa670d..2c58853ca42 100644 --- a/include/linux/amba/pl08x.h +++ b/include/linux/amba/pl08x.h @@ -47,9 +47,6 @@ enum { * @muxval: a number usually used to poke into some mux regiser to * mux in the signal to this channel * @cctl_opt: default options for the channel control register - * @device_fc: Flow Controller Settings for ccfg register. Only valid for slave - * channels. Fill with 'true' if peripheral should be flow controller. Direction - * will be selected at Runtime. * @addr: source/target address in physical memory for this DMA channel, * can be the address of a FIFO register for burst requests for example. * This can be left undefined if the PrimeCell API is used for configuring @@ -68,7 +65,6 @@ struct pl08x_channel_data { int max_signal; u32 muxval; u32 cctl; - bool device_fc; dma_addr_t addr; bool circular_buffer; bool single; @@ -183,6 +179,9 @@ enum pl08x_dma_chan_state { * @host: a pointer to the host (internal use) * @state: whether the channel is idle, paused, running etc * @slave: whether this channel is a device (slave) or for memcpy + * @device_fc: Flow Controller Settings for ccfg register. Only valid for slave + * channels. Fill with 'true' if peripheral should be flow controller. Direction + * will be selected at Runtime. * @waiting: a TX descriptor on this channel which is waiting for a physical * channel to become available */ @@ -205,6 +204,7 @@ struct pl08x_dma_chan { struct pl08x_driver_data *host; enum pl08x_dma_chan_state state; bool slave; + bool device_fc; struct pl08x_txd *waiting; }; |