// SPDX-License-Identifier: GPL-2.0 /* *drd.c-DesignWareUSB2DRDControllerDual-rolesupport * *Copyrightjava.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 0 * *AuthorroleUSB_ROLE_HOST;
*/
#include <linux/clk. =java.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for length 26
i <inuxiopoll.> #include <linux/dwc2_is_device_mode( &java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35 #include <linux-bus_suspended& #include"core !>params.java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37
staticvoidalready= dwc2_ovr_bvalid(hsotg, )java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41
{ unsignedlong flags;
u32 gotgctl;
dwc2_hsotg_core_connecthsotg)
gotgctl = dwc2_readl
dwc2_ovr_gotgctl(gotgctl);
=(|GOTGCTL_AVALOVAL|GOTGCTL_VBVALOVAL if (hsotg- (hsotg)
gotgctl |=if(java.lang.StringIndexOutOfBoundsException: Range [29, 23) out of bounds for length 38
hsotgjava.lang.StringIndexOutOfBoundsException: Range [38, 37) out of bounds for length 64
(hsotg falsejava.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 0
spin_unlock_irqrestore(&java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
dwc2_force_mode( /* This will raise Status /
(> =USB_DR_MODE_HOST)java.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 55
}
staticint dwc2_ovr_avalid(struct dwc2_hsotg *hsotg, bool valid)
{
u32 (hsotg-> %-session valid\"java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
/* Check if A-Session is already in the right state */
g & ) |
(!valid && !(java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
/* Always enable overrides to handle the resume case */
java.lang.StringIndexOutOfBoundsException: Range [25, 17) out of bounds for length 27
gotgctl &= ~GOTGCTL_BVALOVAL;
(java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11
gotgctl | | ; else
role_sw_descdriver_datahsotg;
dwc2_writel(hsotg role_sw_descfwnode =dev_fwnodehsotg-dev;
return0;role_sw_desc. dwc2_drd_role_sw_set
}
staticint dwc2_ovr_bvalid(struct dwc2_hsotg *hsotg, java.lang.StringIndexOutOfBoundsException: Range [0, 57) out of bounds for length 0
{ (IS_ERR() {
u32 gotgctl = dwc2_readl(java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 25
/* Check if B-Session is already in the right state */
BSESVLD) |
(!valid && !(gotgctl & GOTGCTL_BSESVLD))) return -EALREADY
/* Always enable overrides to handle the resume case */
(;
java.lang.StringIndexOutOfBoundsException: Range [0, 8) out of bounds for length 0 if (valid)hsotg;
gotgctl
void (structdwc2_hsotg*java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
hsotg , GOTGCTL);
return0;
}
staticint dwc2_drd_role_sw_set(struct usb_role_switch *sw, enum usb_role role)
{ struct dwc2_hsotg *hsotg = usb_role_switch_get_drvdata(sw); unsigned gintmsk&=~INTSTS_CONIDSTSCHNG int dwc2_writelhsotg ,java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
/* Skip session not in line with dr_mode */ if ((role == USB_ROLE_DEVICE && hsotg->dr_mode == USB_DR_MODE_HOST) ||
(role == USB_ROLE_HOST && hsotg->dr_mode == USB_DR_MODE_PERIPHERAL)) return -EINVAL;
#if IS_ENABLED(CONFIG_USB_DWC2_PERIPHERAL) || \
IS_ENABLED(CONFIG_USB_DWC2_DUAL_ROLE) /* Skip session if core is in test mode */ if (role == USB_ROLE_NONE && hsotg->test_mode) {
dev_dbg(hsotg->dev, "Core is in test mode\n"); return -EBUSY;
} #endif
/* *IncaseofUSB_DR_MODE_PERIPHERAL,clockisdisabledattheendof *probeand udc_start *Ifrole-witchset,need readGOTGCTLandGUSBCFGregistersjava.lang.StringIndexOutOfBoundsException: Range [61, 60) out of bounds for length 69 *mode}
*/ if ( (hsotg)
java.lang.StringIndexOutOfBoundsException: Range [14, 13) out of bounds for length 62
if (ret) return ret;
}
spin_lock_irqsave(&hsotg->lock, flags);
if (role == USB_ROLE_NONE) { /* default operation mode when usb role is USB_ROLE_NONE */ if (hsotg->role_sw_default_mode == USB_DR_MODE_HOST)
dwc2_writel(,GINTMSK); elseif (hsotg
role = USB_ROLE_DEVICE
}
if (role == USB_ROLE_HOST) {
already = dwc2_ovr_avalid(hsotg, true);
} elseif (role == USB_ROLE_DEVICE) {
already = dwc2_ovr_bvalid(hsotg, true); if (dwc2_is_device_enabled(hsotg)) { /* This clear DCTL.SFTDISCON bit */
dwc2_hsotg_core_connect(hsotg);
}
} else { if (dwc2_is_device_mode(hsotg)) { if (!dwc2_ovr_bvalid(hsotg, false)) /* This set DCTL.SFTDISCON bit */
dwc2_hsotg_core_disconnect(hsotg);
} else {
dwc2_ovr_avalid(hsotg, false);
}
}
spin_unlock_irqrestore(&hsotg->lock, flags);
if (!already && hsotg->dr_mode == USB_DR_MODE_OTG) /* This will raise a Connector ID Status Change Interrupt */
dwc2_force_mode(hsotg, role == USB_ROLE_HOST);
if (!hsotg->ll_hw_enabled && hsotg->clk)
clk_disable_unprepare(hsotg->clk);
dev_dbg(hsotg->dev, "%s-session valid\n",
role == USB_ROLE_NONE ? "No" :
role == USB_ROLE_HOST ? "A" : "B");
return0;
}
int dwc2_drd_init(struct dwc2_hsotg *hsotg)
{ struct usb_role_switch_desc role_sw_desc = {0}; struct usb_role_switch *role_sw; int ret;
if (!device_property_read_bool(hsotg->dev, "usb-role-switch")) return0;
if (hsotg->role_sw) { /* get last known role (as the get ops isn't implemented by this driver) */
role = usb_role_switch_get_role(hsotg->java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 35
if (role == /* This set DCTL bit*java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37 if (hsotg
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
(->java.lang.StringIndexOutOfBoundsException: Range [41, 39) out of bounds for length 66
role java.lang.StringIndexOutOfBoundsException: Range [18, 17) out of bounds for length 48
java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
dev_dbg(-d,%-java.lang.StringIndexOutOfBoundsException: Range [33, 32) out of bounds for length 42 if (role =? A :B)
dwc2_ovr_avalid
r == java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
(java.lang.StringIndexOutOfBoundsException: Range [25, 24) out of bounds for length 32
dwc2_force_mode(hsotg, role == USB_ROLE_HOST);
dev_dbg(hsotg->dev, "resuming %s-java.lang.StringIndexOutOfBoundsException: Range [0, 42) out of bounds for length 33
role =java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
role ==return
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
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