From: Yoshihiro Shimoda Date: Mon, 19 Jan 2015 03:53:16 +0000 (+0900) Subject: usb: renesas_usbhs: add usbhsf_dma_init_pdev() function X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=6e3f53ab5bd3092e195b290802208a39261fdf26;p=linux-beck.git usb: renesas_usbhs: add usbhsf_dma_init_pdev() function To add support for requesting DT DMA in the future, this patch adds usbhsf_dma_init_pdev() function. Signed-off-by: Yoshihiro Shimoda Signed-off-by: Felipe Balbi --- diff --git a/drivers/usb/renesas_usbhs/fifo.c b/drivers/usb/renesas_usbhs/fifo.c index f46271ce1b15..48e31b94313d 100644 --- a/drivers/usb/renesas_usbhs/fifo.c +++ b/drivers/usb/renesas_usbhs/fifo.c @@ -1054,10 +1054,8 @@ static void usbhsf_dma_quit(struct usbhs_priv *priv, struct usbhs_fifo *fifo) fifo->rx_chan = NULL; } -static void usbhsf_dma_init(struct usbhs_priv *priv, - struct usbhs_fifo *fifo) +static void usbhsf_dma_init_pdev(struct usbhs_fifo *fifo) { - struct device *dev = usbhs_priv_to_dev(priv); dma_cap_mask_t mask; dma_cap_zero(mask); @@ -1069,6 +1067,14 @@ static void usbhsf_dma_init(struct usbhs_priv *priv, dma_cap_set(DMA_SLAVE, mask); fifo->rx_chan = dma_request_channel(mask, usbhsf_dma_filter, &fifo->rx_slave); +} + +static void usbhsf_dma_init(struct usbhs_priv *priv, + struct usbhs_fifo *fifo) +{ + struct device *dev = usbhs_priv_to_dev(priv); + + usbhsf_dma_init_pdev(fifo); if (fifo->tx_chan || fifo->rx_chan) dev_dbg(dev, "enable DMAEngine (%s%s%s)\n",