Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 6e3f53ab authored by Yoshihiro Shimoda's avatar Yoshihiro Shimoda Committed by Felipe Balbi
Browse files

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: default avatarYoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
parent 16eb1a67

drivers/usb/renesas_usbhs/fifo.c

+9 −3
Original line number Diff line number Diff line
@@ -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",