Merge "usb: dwc3-msm: Add orientation setting capablity via sysfs" (7bd947be) · Commits · e / devices / android_kernel_fairphone_FP4

drivers/usb/dwc3/dwc3-msm.c

+36 −2

Original line number	Original line	Diff line number	Diff line
	@@ -345,6 +345,7 @@ struct dwc3_msm {

	u64 dummy_gsi_db;		u64 dummy_gsi_db;
	dma_addr_t dummy_gsi_db_dma;		dma_addr_t dummy_gsi_db_dma;
			int orientation_override;
	};		};

	#define USB_HSPHY_3P3_VOL_MIN 3050000 /* uV */		#define USB_HSPHY_3P3_VOL_MIN 3050000 /* uV */
	@@ -2692,9 +2693,11 @@ static int dwc3_msm_resume(struct dwc3_msm *mdwc)
	if (dwc->maximum_speed >= USB_SPEED_SUPER &&		if (dwc->maximum_speed >= USB_SPEED_SUPER &&
	mdwc->lpm_flags & MDWC3_SS_PHY_SUSPEND) {		mdwc->lpm_flags & MDWC3_SS_PHY_SUSPEND) {
	mdwc->ss_phy->flags &= ~(PHY_LANE_A \| PHY_LANE_B);		mdwc->ss_phy->flags &= ~(PHY_LANE_A \| PHY_LANE_B);
	if (mdwc->typec_orientation == ORIENTATION_CC1)		if (mdwc->orientation_override)
			mdwc->ss_phy->flags \|= mdwc->orientation_override;
			else if (mdwc->typec_orientation == ORIENTATION_CC1)
	mdwc->ss_phy->flags \|= PHY_LANE_A;		mdwc->ss_phy->flags \|= PHY_LANE_A;
	if (mdwc->typec_orientation == ORIENTATION_CC2)		else if (mdwc->typec_orientation == ORIENTATION_CC2)
	mdwc->ss_phy->flags \|= PHY_LANE_B;		mdwc->ss_phy->flags \|= PHY_LANE_B;
	usb_phy_set_suspend(mdwc->ss_phy, 0);		usb_phy_set_suspend(mdwc->ss_phy, 0);
	mdwc->ss_phy->flags &= ~DEVICE_IN_SS_MODE;		mdwc->ss_phy->flags &= ~DEVICE_IN_SS_MODE;
	@@ -3253,6 +3256,36 @@ static int dwc3_msm_extcon_register(struct dwc3_msm *mdwc)
	return 0;		return 0;
	}		}

			static ssize_t orientation_show(struct device *dev,
			struct device_attribute attr, char buf)
			{
			struct dwc3_msm *mdwc = dev_get_drvdata(dev);

			if (mdwc->orientation_override == PHY_LANE_A)
			return scnprintf(buf, PAGE_SIZE, "A\n");
			if (mdwc->orientation_override == PHY_LANE_B)
			return scnprintf(buf, PAGE_SIZE, "B\n");

			return scnprintf(buf, PAGE_SIZE, "none\n");
			}

			static ssize_t orientation_store(struct device *dev,
			struct device_attribute attr, const char buf, size_t count)
			{
			struct dwc3_msm *mdwc = dev_get_drvdata(dev);

			if (sysfs_streq(buf, "A"))
			mdwc->orientation_override = PHY_LANE_A;
			else if (sysfs_streq(buf, "B"))
			mdwc->orientation_override = PHY_LANE_B;
			else
			mdwc->orientation_override = ORIENTATION_NONE;

			return count;
			}

			static DEVICE_ATTR_RW(orientation);

	static ssize_t mode_show(struct device dev, struct device_attribute attr,		static ssize_t mode_show(struct device dev, struct device_attribute attr,
	char *buf)		char *buf)
	{		{
	@@ -3807,6 +3840,7 @@ static int dwc3_msm_probe(struct platform_device *pdev)
	dwc3_ext_event_notify(mdwc);		dwc3_ext_event_notify(mdwc);
	}		}

			device_create_file(&pdev->dev, &dev_attr_orientation);
	device_create_file(&pdev->dev, &dev_attr_mode);		device_create_file(&pdev->dev, &dev_attr_mode);
	device_create_file(&pdev->dev, &dev_attr_speed);		device_create_file(&pdev->dev, &dev_attr_speed);
	device_create_file(&pdev->dev, &dev_attr_usb_compliance_mode);		device_create_file(&pdev->dev, &dev_attr_usb_compliance_mode);