usb: gadget: udc-core: remove manual dma configuration

Since commit 7ace8fc8219e ("usb: gadget: udc: core: Fix argument of
dma_map_single for IOMMU") it is not necessary to configure DMA for
usb_gadget device manually, because all DMA operation are performed
using parent/controller device.

Cc: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>

diff --git a/drivers/usb/gadget/udc/udc-core.c b/drivers/usb/gadget/udc/udc-core.c
index 4151597..e4e70e1 100644 (file)
--- a/drivers/usb/gadget/udc/udc-core.c
+++ b/drivers/usb/gadget/udc/udc-core.c
@@ -371,12 +371,6 @@ int usb_add_gadget_udc_release(struct device *parent, struct usb_gadget *gadget,
        INIT_WORK(&gadget->work, usb_gadget_state_work);
        gadget->dev.parent = parent;
 
-#ifdef CONFIG_HAS_DMA
-       dma_set_coherent_mask(&gadget->dev, parent->coherent_dma_mask);
-       gadget->dev.dma_parms = parent->dma_parms;
-       gadget->dev.dma_mask = parent->dma_mask;
-#endif
-
        if (release)
                gadget->dev.release = release;
        else