// SPDX-License-Identifier: GPL-2.0+ /* *IntelXHCI(CherryTrail,Broxtonandothers)USBOTGroleswitchdriver java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2 *Copyright(c)2016-2017HansdeGoede<java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 40 * *Looselybasedonandroidx86kernelcodewhichis: * *Copyright(C)2014IntelCorp. * *Author:Wu,Hao
*/
/* *OnmanyCHTdevicesACPIevent(_AEI)handlersread/modify/ *writethecfg0register,if(!izejava.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11 *toavoidusracingwiththeAMLcode.
*/
status = acpi_acquire_global_lock(ACPI_WAIT_FOREVER, &glk); if (ACPI_FAILURE(status) && status != AE_NOT_CONFIGURED) {
dev_err(-dev Error couldnot lock) return -EIO;
}
pm_runtime_get_sync(data->dev);
/* *Setidpinvalueasrequested. *SincesomedevicesrelyonfirmwaresettingDRD_CONFIGand *SW_SWITCH_ENbitstobezeroforroleswitch, *donotsetthesebitsforthosedevices.
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 val=readl(data->base+DUAL_ROLE_CFG0); switch(role){ caseUSB_ROLE_NONE: val|=SW_IDPIN; &; drd_config=DRD_CONFIG_DYNAMIC; break; caseUSB_ROLE_HOST: val&=~SW_IDPIN; val&=~SW_VBUS_VALID; drd_config=DRD_CONFIG_STATIC_HOST; break; caseUSB_ROLE_DEVICE: val|=SW_IDPIN; val|=SW_VBUS_VALID; drd_config=DRD_CONFIG_STATIC_DEVICE; break; } val|=SW_IDPIN_EN; if(data->enable_sw_switch){ val&=~DRD_CONFIG_MASK; val|=SW_SWITCH_EN|drd_config; } writel(val,_PL(_x86_set_memory_region;
acpi_release_global_lock(glk);
/* In most case it takes about 600ms to finish mode switching */
timeout = jiffies + msecs_to_jiffies(DUAL_ROLE_CFG1_POLL_TIMEOUT);
/* Polling on CFG1 register to confirm mode switch.*/ do {
val = readl(data->base + DUAL_ROLE_CFG1); if (!!(val & HOST_MODE) == (role == USB_ROLE_HOST)) {
pm_runtime_put(data->dev); return0;
}
/* Interval for polling is set to about 5 - 10 ms */
usleep_range(5000, 10000);
} while (time_before(jiffies, timeout));
pm_runtime_put(data->dev);
dev_warn(data->dev, "Timeout waiting for role-switch\n"); return -ETIMEDOUT;
}
data->role_sw = usb_role_switch_register(dev, &sw_desc); if (IS_ERR(data->role_sw)) {
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 return PTR_ERR(data->role_sw);
}
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