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Commit 376f0401 authored by Sevak Arakelyan's avatar Sevak Arakelyan Committed by Felipe Balbi
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usb: dwc2: Enable LPM Transaction Received interrupt 



Enable "LPM Transaction Received" interrupt for receive an
interrupt when host will send LPM token.

Signed-off-by: default avatarSevak Arakelyan <sevaka@synopsys.com>
Signed-off-by: default avatarGrigor Tovmasyan <tovmasya@synopsys.com>
Signed-off-by: default avatarFelipe Balbi <felipe.balbi@linux.intel.com>
parent d2521849

drivers/usb/dwc2/core_intr.c

+3 −2
Original line number Diff line number Diff line
@@ -560,7 +560,7 @@ static void dwc2_handle_lpm_intr(struct dwc2_hsotg *hsotg) 
	hird_thres = (glpmcfg & GLPMCFG_HIRD_THRES_MASK &

			~GLPMCFG_HIRD_THRES_EN) >> GLPMCFG_HIRD_THRES_SHIFT;

	hird_thres_en = glpmcfg & GLPMCFG_HIRD_THRES_EN;

	enslpm = glpmcfg & GLPMCFG_SNDLPM;

	enslpm = glpmcfg & GLPMCFG_ENBLSLPM;



	if (dwc2_is_device_mode(hsotg)) {

		dev_dbg(hsotg->dev, "HIRD_THRES_EN = %d\n", hird_thres_en);
@@ -595,7 +595,8 @@ static void dwc2_handle_lpm_intr(struct dwc2_hsotg *hsotg) 
#define GINTMSK_COMMON	(GINTSTS_WKUPINT | GINTSTS_SESSREQINT |		\

			 GINTSTS_CONIDSTSCHNG | GINTSTS_OTGINT |	\

			 GINTSTS_MODEMIS | GINTSTS_DISCONNINT |		\

			 GINTSTS_USBSUSP | GINTSTS_PRTINT)

			 GINTSTS_USBSUSP | GINTSTS_PRTINT |		\

			 GINTSTS_LPMTRANRCVD)



/*

 * This function returns the Core Interrupt register

drivers/usb/dwc2/gadget.c

+2 −1
Original line number Diff line number Diff line
@@ -3266,7 +3266,8 @@ void dwc2_hsotg_core_init_disconnected(struct dwc2_hsotg *hsotg, 
		GINTSTS_GOUTNAKEFF | GINTSTS_GINNAKEFF |

		GINTSTS_USBRST | GINTSTS_RESETDET |

		GINTSTS_ENUMDONE | GINTSTS_OTGINT |

		GINTSTS_USBSUSP | GINTSTS_WKUPINT;

		GINTSTS_USBSUSP | GINTSTS_WKUPINT |

		GINTSTS_LPMTRANRCVD;



	if (!using_desc_dma(hsotg))

		intmsk |= GINTSTS_INCOMPL_SOIN | GINTSTS_INCOMPL_SOOUT;

drivers/usb/dwc2/hcd.c

+3 −0
Original line number Diff line number Diff line
@@ -91,6 +91,9 @@ static void dwc2_enable_common_interrupts(struct dwc2_hsotg *hsotg) 
	intmsk |= GINTSTS_WKUPINT | GINTSTS_USBSUSP |

		  GINTSTS_SESSREQINT;



	if (dwc2_is_device_mode(hsotg) && hsotg->params.lpm)

		intmsk |= GINTSTS_LPMTRANRCVD;



	dwc2_writel(intmsk, hsotg->regs + GINTMSK);

}