diff options
| author | Viresh Kumar <viresh.kumar@st.com> | 2012-02-01 14:42:19 +0400 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@linux.intel.com> | 2012-02-22 16:45:37 +0400 |
| commit | 258aea76f552cc755da92e7e823abbb85e021514 (patch) | |
| tree | 255afabb5d51cc8b9ff0138663ad884c249b6c70 /drivers/spi | |
| parent | dcc043dc0c60046cf6b75ca04a462314cf64e2ba (diff) | |
| download | linux-258aea76f552cc755da92e7e823abbb85e021514.tar.xz | |
dmaengine: Pass dma_slave_config .device_fc = NULL for all existing users
.device_fc is added in struct dma_slave_config recently. All user drivers, which
want DMA to be the flow controller must pass this field as false. As earlier
driver don't look to use this feature, mark it false for now.
Signed-off-by: Viresh Kumar <viresh.kumar@st.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
Diffstat (limited to 'drivers/spi')
| -rw-r--r-- | drivers/spi/spi-dw-mid.c | 3 | ||||
| -rw-r--r-- | drivers/spi/spi-pl022.c | 2 |
2 files changed, 5 insertions, 0 deletions
diff --git a/drivers/spi/spi-dw-mid.c b/drivers/spi/spi-dw-mid.c index 8418eb036651..04d6c1b31383 100644 --- a/drivers/spi/spi-dw-mid.c +++ b/drivers/spi/spi-dw-mid.c @@ -22,6 +22,7 @@ #include <linux/interrupt.h> #include <linux/slab.h> #include <linux/spi/spi.h> +#include <linux/types.h> #include "spi-dw.h" @@ -136,6 +137,7 @@ static int mid_spi_dma_transfer(struct dw_spi *dws, int cs_change) txconf.dst_maxburst = LNW_DMA_MSIZE_16; txconf.src_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; txconf.dst_addr_width = DMA_SLAVE_BUSWIDTH_2_BYTES; + txconf.device_fc = false; txchan->device->device_control(txchan, DMA_SLAVE_CONFIG, (unsigned long) &txconf); @@ -158,6 +160,7 @@ static int mid_spi_dma_transfer(struct dw_spi *dws, int cs_change) rxconf.src_maxburst = LNW_DMA_MSIZE_16; rxconf.dst_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; rxconf.src_addr_width = DMA_SLAVE_BUSWIDTH_2_BYTES; + rxconf.device_fc = false; rxchan->device->device_control(rxchan, DMA_SLAVE_CONFIG, (unsigned long) &rxconf); diff --git a/drivers/spi/spi-pl022.c b/drivers/spi/spi-pl022.c index 2f9cb43a2398..1dc667f8a305 100644 --- a/drivers/spi/spi-pl022.c +++ b/drivers/spi/spi-pl022.c @@ -901,10 +901,12 @@ static int configure_dma(struct pl022 *pl022) struct dma_slave_config rx_conf = { .src_addr = SSP_DR(pl022->phybase), .direction = DMA_DEV_TO_MEM, + .device_fc = false, }; struct dma_slave_config tx_conf = { .dst_addr = SSP_DR(pl022->phybase), .direction = DMA_MEM_TO_DEV, + .device_fc = false, }; unsigned int pages; int ret; |