static int int3400_thermal_get_uuids(struct int3400_thermal_priv *priv)
{
struct acpi_buffer buf = { ACPI_ALLOCATE_BUFFER, NULL};
union acpi_object *obja, *objb;
int i, j;
int result = 0;
acpi_status status;
status = acpi_evaluate_object(priv->adev->handle, "IDSP", NULL, &buf);
if (ACPI_FAILURE(status))
return -ENODEV;
obja = (union acpi_object *)buf.pointer;
if (obja->type != ACPI_TYPE_PACKAGE) {
result = -EINVAL;
goto end;
}
for (i = 0; i < obja->package.count; i++) {
objb = &obja->package.elements[i];
if (objb->type != ACPI_TYPE_BUFFER) {
result = -EINVAL;
goto end;
}
/* UUID must be 16 bytes */
if (objb->buffer.length != 16) {
result = -EINVAL;
goto end;
}
for (j = 0; j < INT3400_THERMAL_MAXIMUM_UUID; j++) {
u8 uuid[16];
acpi_str_to_uuid(int3400_thermal_uuids[j], uuid);
if (!strncmp(uuid, objb->buffer.pointer, 16)) {
priv->uuid_bitmap |= (1 << j);
break;
}
}
}
end:
kfree(buf.pointer);
return result;
}
static int extlog_get_dsm(acpi_handle handle, int rev, int func, u64 *ret)
{
struct acpi_buffer buf = {ACPI_ALLOCATE_BUFFER, NULL};
struct acpi_object_list input;
union acpi_object params[4], *obj;
u8 uuid[16];
int i;
acpi_str_to_uuid(extlog_dsm_uuid, uuid);
input.count = 4;
input.pointer = params;
params[0].type = ACPI_TYPE_BUFFER;
params[0].buffer.length = 16;
params[0].buffer.pointer = uuid;
params[1].type = ACPI_TYPE_INTEGER;
params[1].integer.value = rev;
params[2].type = ACPI_TYPE_INTEGER;
params[2].integer.value = func;
params[3].type = ACPI_TYPE_PACKAGE;
params[3].package.count = 0;
params[3].package.elements = NULL;
if (ACPI_FAILURE(acpi_evaluate_object(handle, "_DSM", &input, &buf)))
return -1;
*ret = 0;
obj = (union acpi_object *)buf.pointer;
if (obj->type == ACPI_TYPE_INTEGER) {
*ret = obj->integer.value;
} else if (obj->type == ACPI_TYPE_BUFFER) {
if (obj->buffer.length <= 8) {
for (i = 0; i < obj->buffer.length; i++)
*ret |= (obj->buffer.pointer[i] << (i * 8));
}
}
kfree(buf.pointer);
return 0;
}
acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context)
{
acpi_status status;
struct acpi_object_list input;
union acpi_object in_params[4];
union acpi_object *out_obj;
u8 uuid[16];
u32 errors;
struct acpi_buffer output = {ACPI_ALLOCATE_BUFFER, NULL};
if (!context)
return AE_ERROR;
if (ACPI_FAILURE(acpi_str_to_uuid(context->uuid_str, uuid)))
return AE_ERROR;
context->ret.length = ACPI_ALLOCATE_BUFFER;
context->ret.pointer = NULL;
/* Setting up input parameters */
input.count = 4;
input.pointer = in_params;
in_params[0].type = ACPI_TYPE_BUFFER;
in_params[0].buffer.length = 16;
in_params[0].buffer.pointer = uuid;
in_params[1].type = ACPI_TYPE_INTEGER;
in_params[1].integer.value = context->rev;
in_params[2].type = ACPI_TYPE_INTEGER;
in_params[2].integer.value = context->cap.length/sizeof(u32);
in_params[3].type = ACPI_TYPE_BUFFER;
in_params[3].buffer.length = context->cap.length;
in_params[3].buffer.pointer = context->cap.pointer;
status = acpi_evaluate_object(handle, "_OSC", &input, &output);
if (ACPI_FAILURE(status))
return status;
if (!output.length)
return AE_NULL_OBJECT;
out_obj = output.pointer;
if (out_obj->type != ACPI_TYPE_BUFFER
|| out_obj->buffer.length != context->cap.length) {
acpi_print_osc_error(handle, context,
"_OSC evaluation returned wrong type");
status = AE_TYPE;
goto out_kfree;
}
/* Need to ignore the bit0 in result code */
errors = *((u32 *)out_obj->buffer.pointer) & ~(1 << 0);
if (errors) {
if (errors & OSC_REQUEST_ERROR)
acpi_print_osc_error(handle, context,
"_OSC request failed");
if (errors & OSC_INVALID_UUID_ERROR)
acpi_print_osc_error(handle, context,
"_OSC invalid UUID");
if (errors & OSC_INVALID_REVISION_ERROR)
acpi_print_osc_error(handle, context,
"_OSC invalid revision");
if (errors & OSC_CAPABILITIES_MASK_ERROR) {
if (((u32 *)context->cap.pointer)[OSC_QUERY_TYPE]
& OSC_QUERY_ENABLE)
goto out_success;
status = AE_SUPPORT;
goto out_kfree;
}
status = AE_ERROR;
goto out_kfree;
}
out_success:
context->ret.length = out_obj->buffer.length;
context->ret.pointer = kmalloc(context->ret.length, GFP_KERNEL);
if (!context->ret.pointer) {
status = AE_NO_MEMORY;
goto out_kfree;
}
memcpy(context->ret.pointer, out_obj->buffer.pointer,
context->ret.length);
status = AE_OK;
out_kfree:
kfree(output.pointer);
if (status != AE_OK)
context->ret.pointer = NULL;
return status;
}
static int dwc3_pci_quirks(struct dwc3_pci *dwc)
{
struct platform_device *dwc3 = dwc->dwc3;
struct pci_dev *pdev = dwc->pci;
int ret;
struct property_entry sysdev_property[] = {
PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"),
{ },
};
ret = platform_device_add_properties(dwc3, sysdev_property);
if (ret)
return ret;
if (pdev->vendor == PCI_VENDOR_ID_AMD &&
pdev->device == PCI_DEVICE_ID_AMD_NL_USB) {
struct property_entry properties[] = {
PROPERTY_ENTRY_BOOL("snps,has-lpm-erratum"),
PROPERTY_ENTRY_U8("snps,lpm-nyet-threshold", 0xf),
PROPERTY_ENTRY_BOOL("snps,u2exit_lfps_quirk"),
PROPERTY_ENTRY_BOOL("snps,u2ss_inp3_quirk"),
PROPERTY_ENTRY_BOOL("snps,req_p1p2p3_quirk"),
PROPERTY_ENTRY_BOOL("snps,del_p1p2p3_quirk"),
PROPERTY_ENTRY_BOOL("snps,del_phy_power_chg_quirk"),
PROPERTY_ENTRY_BOOL("snps,lfps_filter_quirk"),
PROPERTY_ENTRY_BOOL("snps,rx_detect_poll_quirk"),
PROPERTY_ENTRY_BOOL("snps,tx_de_emphasis_quirk"),
PROPERTY_ENTRY_U8("snps,tx_de_emphasis", 1),
/*
* FIXME these quirks should be removed when AMD NL
* tapes out
*/
PROPERTY_ENTRY_BOOL("snps,disable_scramble_quirk"),
PROPERTY_ENTRY_BOOL("snps,dis_u3_susphy_quirk"),
PROPERTY_ENTRY_BOOL("snps,dis_u2_susphy_quirk"),
{ },
};
return platform_device_add_properties(dwc3, properties);
}
if (pdev->vendor == PCI_VENDOR_ID_INTEL) {
int ret;
struct property_entry properties[] = {
PROPERTY_ENTRY_STRING("dr-mode", "peripheral"),
{ }
};
ret = platform_device_add_properties(dwc3, properties);
if (ret < 0)
return ret;
if (pdev->device == PCI_DEVICE_ID_INTEL_BXT ||
pdev->device == PCI_DEVICE_ID_INTEL_BXT_M) {
acpi_str_to_uuid(PCI_INTEL_BXT_DSM_UUID, dwc->uuid);
dwc->has_dsm_for_pm = true;
}
if (pdev->device == PCI_DEVICE_ID_INTEL_BYT) {
struct gpio_desc *gpio;
acpi_dev_add_driver_gpios(ACPI_COMPANION(&pdev->dev),
acpi_dwc3_byt_gpios);
/*
* These GPIOs will turn on the USB2 PHY. Note that we have to
* put the gpio descriptors again here because the phy driver
* might want to grab them, too.
*/
gpio = gpiod_get_optional(&pdev->dev, "cs", GPIOD_OUT_LOW);
if (IS_ERR(gpio))
return PTR_ERR(gpio);
gpiod_set_value_cansleep(gpio, 1);
gpiod_put(gpio);
gpio = gpiod_get_optional(&pdev->dev, "reset", GPIOD_OUT_LOW);
if (IS_ERR(gpio))
return PTR_ERR(gpio);
if (gpio) {
gpiod_set_value_cansleep(gpio, 1);
gpiod_put(gpio);
usleep_range(10000, 11000);
}
}
}
if (pdev->vendor == PCI_VENDOR_ID_SYNOPSYS &&
(pdev->device == PCI_DEVICE_ID_SYNOPSYS_HAPSUSB3 ||
pdev->device == PCI_DEVICE_ID_SYNOPSYS_HAPSUSB3_AXI ||
pdev->device == PCI_DEVICE_ID_SYNOPSYS_HAPSUSB31)) {
struct property_entry properties[] = {
PROPERTY_ENTRY_BOOL("snps,usb3_lpm_capable"),
PROPERTY_ENTRY_BOOL("snps,has-lpm-erratum"),
PROPERTY_ENTRY_BOOL("snps,dis_enblslpm_quirk"),
{ },
};
return platform_device_add_properties(dwc3, properties);
}
return 0;
}