From dec4b55677edbd9f5e4c86d020ba44bd3f3f319d Mon Sep 17 00:00:00 2001 From: Vahram Aharonyan Date: Wed, 9 Nov 2016 19:27:48 -0800 Subject: usb: dwc2: gadget: Add descriptor DMA parameter Add a parameter for descriptor DMA and set it based on hardware capabilities. This won't actually be used by the gadget until later, when the descriptor DMA code is in place. Signed-off-by: Vahram Aharonyan Signed-off-by: John Youn Signed-off-by: Felipe Balbi --- drivers/usb/dwc2/params.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'drivers/usb/dwc2/params.c') diff --git a/drivers/usb/dwc2/params.c b/drivers/usb/dwc2/params.c index 74c3728f77d9..2f18a7b4c08c 100644 --- a/drivers/usb/dwc2/params.c +++ b/drivers/usb/dwc2/params.c @@ -1097,6 +1097,12 @@ static void dwc2_set_gadget_dma(struct dwc2_hsotg *hsotg) false, "gadget-dma", true, false, dma_capable); + + /* DMA Descriptor */ + dwc2_set_param_bool(hsotg, &p->g_dma_desc, false, + "gadget-dma-desc", + p->g_dma, false, + !!hw->dma_desc_enable); } /** -- cgit v1.2.3