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>

6 files changed, 13 insertions, 0 deletions

diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c
index 0d955ffaf44e..a09c06ba046c 100644
--- a/drivers/mmc/host/mmci.c
+++ b/drivers/mmc/host/mmci.c
@@ -30,6 +30,7 @@
 #include <linux/dma-mapping.h>
 #include <linux/amba/mmci.h>
 #include <linux/pm_runtime.h>
+#include <linux/types.h>
 
 #include <asm/div64.h>
 #include <asm/io.h>
@@ -370,6 +371,7 @@ static int mmci_dma_prep_data(struct mmci_host *host, struct mmc_data *data,
                 .dst_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES,
                 .src_maxburst = variant->fifohalfsize >> 2, /* # of words */
                 .dst_maxburst = variant->fifohalfsize >> 2, /* # of words */
+                .device_fc = false,
         };
         struct dma_chan *chan;
         struct dma_device *device;
diff --git a/drivers/mmc/host/mxcmmc.c b/drivers/mmc/host/mxcmmc.c
index f35b6bad0476..68b69a91e5ef 100644
--- a/drivers/mmc/host/mxcmmc.c
+++ b/drivers/mmc/host/mxcmmc.c
@@ -33,6 +33,7 @@
 #include <linux/gpio.h>
 #include <linux/regulator/consumer.h>
 #include <linux/dmaengine.h>
+#include <linux/types.h>
 
 #include <asm/dma.h>
 #include <asm/irq.h>
@@ -711,6 +712,7 @@ static int mxcmci_setup_dma(struct mmc_host *mmc)
         config->src_addr_width = 4;
         config->dst_maxburst = host->burstlen;
         config->src_maxburst = host->burstlen;
+        config->device_fc = false;
 
         return dmaengine_slave_config(host->dma, config);
 }
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;
diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c
index 9ae024025ff3..db7f88a1bdee 100644
--- a/drivers/tty/serial/amba-pl011.c
+++ b/drivers/tty/serial/amba-pl011.c
@@ -51,6 +51,7 @@
 #include <linux/dma-mapping.h>
 #include <linux/scatterlist.h>
 #include <linux/delay.h>
+#include <linux/types.h>
 
 #include <asm/io.h>
 #include <asm/sizes.h>
@@ -270,6 +271,7 @@ static void pl011_dma_probe_initcall(struct uart_amba_port *uap)
                 .dst_addr_width = DMA_SLAVE_BUSWIDTH_1_BYTE,
                 .direction = DMA_MEM_TO_DEV,
                 .dst_maxburst = uap->fifosize >> 1,
+                .device_fc = false,
         };
         struct dma_chan *chan;
         dma_cap_mask_t mask;
@@ -303,6 +305,7 @@ static void pl011_dma_probe_initcall(struct uart_amba_port *uap)
                         .src_addr_width = DMA_SLAVE_BUSWIDTH_1_BYTE,
                         .direction = DMA_DEV_TO_MEM,
                         .src_maxburst = uap->fifosize >> 1,
+                        .device_fc = false,
                 };
 
                 chan = dma_request_channel(mask, plat->dma_filter, plat->dma_rx_param);
diff --git a/drivers/usb/musb/ux500_dma.c b/drivers/usb/musb/ux500_dma.c
index 97cb45916c43..2a36bf37d7aa 100644
--- a/drivers/usb/musb/ux500_dma.c
+++ b/drivers/usb/musb/ux500_dma.c
@@ -115,6 +115,7 @@ static bool ux500_configure_channel(struct dma_channel *channel,
         slave_conf.dst_addr = usb_fifo_addr;
         slave_conf.dst_addr_width = addr_width;
         slave_conf.dst_maxburst = 16;
+        slave_conf.device_fc = false;
 
         dma_chan->device->device_control(dma_chan, DMA_SLAVE_CONFIG,
                                              (unsigned long) &slave_conf);