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authorMarek Szyprowski <m.szyprowski@samsung.com>2014-10-20 10:45:32 (GMT)
committerFelipe Balbi <balbi@ti.com>2014-10-28 15:40:58 (GMT)
commit9599815de61db104ad21bc61f5e3544d2415c6ee (patch)
treeca084ab2af9fb48bc1c3bb228647b26e5a8f2fff /drivers/usb/dwc2/gadget.c
parent9b1763553a89b2a84881119eeabfccdb803bb468 (diff)
downloadlinux-9599815de61db104ad21bc61f5e3544d2415c6ee.tar.xz
usb: dwc2: gadget: fix enumeration issues
Excessive debug messages might cause timing issues that prevent correct usb enumeration. This patch hides information about USB bus reset to let driver enumerate fast enough to avoid making host angry. This fixes endless enumeration and usb reset loop observed with some Linux hosts. Acked-by: Paul Zimmerman <paulz@synopsys.com> Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Reviewed-by: Felipe Balbi <balbi@ti.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/dwc2/gadget.c')
-rw-r--r--drivers/usb/dwc2/gadget.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
index eee8709..8b5c079 100644
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -2327,7 +2327,7 @@ irq_retry:
u32 usb_status = readl(hsotg->regs + GOTGCTL);
- dev_info(hsotg->dev, "%s: USBRst\n", __func__);
+ dev_dbg(hsotg->dev, "%s: USBRst\n", __func__);
dev_dbg(hsotg->dev, "GNPTXSTS=%08x\n",
readl(hsotg->regs + GNPTXSTS));