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usb: gadget: composite: make module parameters accessible at runtime
Enable module parameters to be modified at runtime, especially if the module is compiled-in. Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -40,27 +40,27 @@ static int (*composite_gadget_bind)(struct usb_composite_dev *cdev);
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*/
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static ushort idVendor;
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module_param(idVendor, ushort, 0);
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module_param(idVendor, ushort, 0644);
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MODULE_PARM_DESC(idVendor, "USB Vendor ID");
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static ushort idProduct;
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module_param(idProduct, ushort, 0);
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module_param(idProduct, ushort, 0644);
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MODULE_PARM_DESC(idProduct, "USB Product ID");
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static ushort bcdDevice;
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module_param(bcdDevice, ushort, 0);
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module_param(bcdDevice, ushort, 0644);
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MODULE_PARM_DESC(bcdDevice, "USB Device version (BCD)");
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static char *iManufacturer;
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module_param(iManufacturer, charp, 0);
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module_param(iManufacturer, charp, 0644);
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MODULE_PARM_DESC(iManufacturer, "USB Manufacturer string");
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static char *iProduct;
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module_param(iProduct, charp, 0);
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module_param(iProduct, charp, 0644);
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MODULE_PARM_DESC(iProduct, "USB Product string");
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static char *iSerialNumber;
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module_param(iSerialNumber, charp, 0);
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module_param(iSerialNumber, charp, 0644);
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MODULE_PARM_DESC(iSerialNumber, "SerialNumber string");
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static char composite_manufacturer[50];
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@ -1473,10 +1473,16 @@ static int composite_bind(struct usb_gadget *gadget)
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/* standardized runtime overrides for device ID data */
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if (idVendor)
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cdev->desc.idVendor = cpu_to_le16(idVendor);
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else
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idVendor = le16_to_cpu(cdev->desc.idVendor);
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if (idProduct)
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cdev->desc.idProduct = cpu_to_le16(idProduct);
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else
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idProduct = le16_to_cpu(cdev->desc.idProduct);
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if (bcdDevice)
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cdev->desc.bcdDevice = cpu_to_le16(bcdDevice);
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else
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bcdDevice = le16_to_cpu(cdev->desc.bcdDevice);
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/* string overrides */
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if (iManufacturer || !cdev->desc.iManufacturer) {
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