hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

usb: dwc3: gadget: make sure HIRD threshold is 0 in superspeed 

During superspeed, HIRD threshold should always
be zero. Curent driver wasn't making sure that
was the case.

Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Felipe Balbi 2013-12-19 16:37:05 -06:00
parent 7b2a0368bb
commit 356363bf6b
1 changed files with 4 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/usb/dwc3/gadget.c
View File

@ -2288,6 +2288,10 @@ static void dwc3_gadget_conndone_interrupt(struct dwc3 *dwc)
*/
reg |= DWC3_DCTL_HIRD_THRES(12);
dwc3_writel(dwc->regs, DWC3_DCTL, reg);
} else {
reg = dwc3_readl(dwc->regs, DWC3_DCTL);
reg &= ~DWC3_DCTL_HIRD_THRES_MASK;
dwc3_writel(dwc->regs, DWC3_DCTL, reg);
}