Merge branch 'for-linus' of git://git.kernel.dk/linux-block

[pandora-kernel.git] / drivers / usb / musb / ux500_dma.c

diff --git a/drivers/usb/musb/ux500_dma.c b/drivers/usb/musb/ux500_dma.c
index cecace4..ef4333f 100644 (file)
--- a/drivers/usb/musb/ux500_dma.c
+++ b/drivers/usb/musb/ux500_dma.c
@@ -65,7 +65,8 @@ static void ux500_tx_work(struct work_struct *data)
        struct musb *musb = hw_ep->musb;
        unsigned long flags;
 
-       DBG(4, "DMA tx transfer done on hw_ep=%d\n", hw_ep->epnum);
+       dev_dbg(musb->controller, "DMA tx transfer done on hw_ep=%d\n",
+               hw_ep->epnum);
 
        spin_lock_irqsave(&musb->lock, flags);
        ux500_channel->channel.actual_len = ux500_channel->cur_len;
@@ -84,7 +85,8 @@ static void ux500_rx_work(struct work_struct *data)
        struct musb *musb = hw_ep->musb;
        unsigned long flags;
 
-       DBG(4, "DMA rx transfer done on hw_ep=%d\n", hw_ep->epnum);
+       dev_dbg(musb->controller, "DMA rx transfer done on hw_ep=%d\n",
+               hw_ep->epnum);
 
        spin_lock_irqsave(&musb->lock, flags);
        ux500_channel->channel.actual_len = ux500_channel->cur_len;
@@ -116,9 +118,11 @@ static bool ux500_configure_channel(struct dma_channel *channel,
        enum dma_slave_buswidth addr_width;
        dma_addr_t usb_fifo_addr = (MUSB_FIFO_OFFSET(hw_ep->epnum) +
                                        ux500_channel->controller->phy_base);
+       struct musb *musb = ux500_channel->controller->private_data;
 
-       DBG(4, "packet_sz=%d, mode=%d, dma_addr=0x%x, len=%d is_tx=%d\n",
-                       packet_sz, mode, dma_addr, len, ux500_channel->is_tx);
+       dev_dbg(musb->controller,
+               "packet_sz=%d, mode=%d, dma_addr=0x%x, len=%d is_tx=%d\n",
+               packet_sz, mode, dma_addr, len, ux500_channel->is_tx);
 
        ux500_channel->cur_len = len;
 
@@ -133,15 +137,13 @@ static bool ux500_configure_channel(struct dma_channel *channel,
                                        DMA_SLAVE_BUSWIDTH_4_BYTES;
 
        slave_conf.direction = direction;
-       if (direction == DMA_FROM_DEVICE) {
-               slave_conf.src_addr = usb_fifo_addr;
-               slave_conf.src_addr_width = addr_width;
-               slave_conf.src_maxburst = 16;
-       } else {
-               slave_conf.dst_addr = usb_fifo_addr;
-               slave_conf.dst_addr_width = addr_width;
-               slave_conf.dst_maxburst = 16;
-       }
+       slave_conf.src_addr = usb_fifo_addr;
+       slave_conf.src_addr_width = addr_width;
+       slave_conf.src_maxburst = 16;
+       slave_conf.dst_addr = usb_fifo_addr;
+       slave_conf.dst_addr_width = addr_width;
+       slave_conf.dst_maxburst = 16;
+
        dma_chan->device->device_control(dma_chan, DMA_SLAVE_CONFIG,
                                             (unsigned long) &slave_conf);
 
@@ -166,6 +168,7 @@ static struct dma_channel *ux500_dma_channel_allocate(struct dma_controller *c,
        struct ux500_dma_controller *controller = container_of(c,
                        struct ux500_dma_controller, controller);
        struct ux500_dma_channel *ux500_channel = NULL;
+       struct musb *musb = controller->private_data;
        u8 ch_num = hw_ep->epnum - 1;
        u32 max_ch;
 
@@ -192,7 +195,7 @@ static struct dma_channel *ux500_dma_channel_allocate(struct dma_controller *c,
        ux500_channel->hw_ep = hw_ep;
        ux500_channel->is_allocated = 1;
 
-       DBG(7, "hw_ep=%d, is_tx=0x%x, channel=%d\n",
+       dev_dbg(musb->controller, "hw_ep=%d, is_tx=0x%x, channel=%d\n",
                hw_ep->epnum, is_tx, ch_num);
 
        return &(ux500_channel->channel);
@@ -201,8 +204,9 @@ static struct dma_channel *ux500_dma_channel_allocate(struct dma_controller *c,
 static void ux500_dma_channel_release(struct dma_channel *channel)
 {
        struct ux500_dma_channel *ux500_channel = channel->private_data;
+       struct musb *musb = ux500_channel->controller->private_data;
 
-       DBG(7, "channel=%d\n", ux500_channel->ch_num);
+       dev_dbg(musb->controller, "channel=%d\n", ux500_channel->ch_num);
 
        if (ux500_channel->is_allocated) {
                ux500_channel->is_allocated = 0;
@@ -252,8 +256,8 @@ static int ux500_dma_channel_abort(struct dma_channel *channel)
        void __iomem *epio = musb->endpoints[ux500_channel->hw_ep->epnum].regs;
        u16 csr;
 
-       DBG(4, "channel=%d, is_tx=%d\n", ux500_channel->ch_num,
-                                               ux500_channel->is_tx);
+       dev_dbg(musb->controller, "channel=%d, is_tx=%d\n",
+               ux500_channel->ch_num, ux500_channel->is_tx);
 
        if (channel->status == MUSB_DMA_STATUS_BUSY) {
                if (ux500_channel->is_tx) {