shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-06-09 12:17:12 +09:00
Code Issues Packages Projects Releases Wiki Activity

usb: set bit18 of GUCTL1.[1/1]

Browse Source 
PD#164190: usb: set bit18 of GUCTL1.[1/1]

for improve bulk transfer performance.

Change-Id: I986ddea677a9a31a6613cf00936b4c4e79449c1e
Signed-off-by: Yue Wang <yue.wang@amlogic.com>
This commit is contained in:
Yue Wang
2018-04-12 15:35:00 +08:00
committed by Yixun Lan
parent b16920aaa4
commit 084a2f0f8c
2 changed files with 5 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

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

@@ -740,6 +740,10 @@ static int dwc3_core_init(struct dwc3 *dwc)
if (ret)
goto err0;
#ifdef CONFIG_AMLOGIC_USB
reg = dwc3_readl(dwc->regs, DWC3_GUCTL1);
reg |= DWC3_GUCTL_NAKPERENHHS;
dwc3_writel(dwc->regs, DWC3_GUCTL1, reg);
reg = dwc3_readl(dwc->regs, DWC3_GUCTL);
reg |= DWC3_GUCTL_USBHSTINAUTORETRYEN;
dwc3_writel(dwc->regs, DWC3_GUCTL, reg);

1
drivers/usb/dwc3/core.h
View File

@@ -159,6 +159,7 @@
#ifdef CONFIG_AMLOGIC_USB
/* Global User Control Register */
#define DWC3_GUCTL_USBHSTINAUTORETRYEN (1 << 14)
#define DWC3_GUCTL_NAKPERENHHS (1 << 18)
#endif
/* Global Debug Queue/FIFO Space Available Register */