Hello! On 10/30/2018 03:26 PM, Artur Petrosyan wrote:
> To accept LPM token during ISOC transfers when TxFIFO > is not empty. > > Signed-off-by: Artur Petrosyan <art...@synopsys.com> > Signed-off-by: Minas Harutyunyan <hmi...@synopsys.com> > --- > drivers/usb/dwc2/gadget.c | 1 + > drivers/usb/dwc2/hw.h | 3 +++ > 2 files changed, 4 insertions(+) > > diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c > index 6bd4054e894d..63d53619fd21 100644 > --- a/drivers/usb/dwc2/gadget.c > +++ b/drivers/usb/dwc2/gadget.c > @@ -5026,6 +5026,7 @@ void dwc2_gadget_init_lpm(struct dwc2_hsotg *hsotg) > val |= hsotg->params.lpm_clock_gating ? GLPMCFG_ENBLSLPM : 0; > val |= hsotg->params.hird_threshold << GLPMCFG_HIRD_THRES_SHIFT; > val |= hsotg->params.besl ? GLPMCFG_ENBESL : 0; > + val |= GLPMCFG_RETRY_CNT_1; > dwc2_writel(hsotg, val, GLPMCFG); > dev_dbg(hsotg->dev, "GLPMCFG=0x%08x\n", dwc2_readl(hsotg, GLPMCFG)); > > diff --git a/drivers/usb/dwc2/hw.h b/drivers/usb/dwc2/hw.h > index 2b1ea441b7d4..84d2b32f4831 100644 > --- a/drivers/usb/dwc2/hw.h > +++ b/drivers/usb/dwc2/hw.h > @@ -333,6 +333,9 @@ > #define GLPMCFG_SNDLPM BIT(24) > #define GLPMCFG_RETRY_CNT_MASK (0x7 << 21) > #define GLPMCFG_RETRY_CNT_SHIFT 21 > +#define GLPMCFG_RETRY_CNT_0 21 > +#define GLPMCFG_RETRY_CNT_1 22 > +#define GLPMCFG_RETRY_CNT_2 23 Not '(0|1|2 << 21)'? [...] MBR, Sergei
