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path: root/drivers/media/dvb/dibusb/dvb-dibusb-firmware.c
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Diffstat (limited to 'drivers/media/dvb/dibusb/dvb-dibusb-firmware.c')
-rw-r--r--drivers/media/dvb/dibusb/dvb-dibusb-firmware.c87
1 files changed, 0 insertions, 87 deletions
diff --git a/drivers/media/dvb/dibusb/dvb-dibusb-firmware.c b/drivers/media/dvb/dibusb/dvb-dibusb-firmware.c
deleted file mode 100644
index 504ba47..0000000
--- a/drivers/media/dvb/dibusb/dvb-dibusb-firmware.c
+++ /dev/null
@@ -1,87 +0,0 @@
-/*
- * dvb-dibusb-firmware.c is part of the driver for mobile USB Budget DVB-T devices
- * based on reference design made by DiBcom (http://www.dibcom.fr/)
- *
- * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@desy.de)
- *
- * see dvb-dibusb-core.c for more copyright details.
- *
- * This file contains functions for downloading the firmware to the device.
- */
-#include "dvb-dibusb.h"
-
-#include <linux/firmware.h>
-#include <linux/usb.h>
-
-/*
- * load a firmware packet to the device
- */
-static int dibusb_writemem(struct usb_device *udev,u16 addr,u8 *data, u8 len)
-{
- return usb_control_msg(udev, usb_sndctrlpipe(udev,0),
- 0xa0, USB_TYPE_VENDOR, addr, 0x00, data, len, 5000);
-}
-
-int dibusb_loadfirmware(struct usb_device *udev, struct dibusb_usb_device *dibdev)
-{
- const struct firmware *fw = NULL;
- u16 addr;
- u8 *b,*p;
- int ret = 0,i;
-
- if ((ret = request_firmware(&fw, dibdev->dev_cl->firmware, &udev->dev)) != 0) {
- err("did not find the firmware file. (%s) "
- "Please see linux/Documentation/dvb/ for more details on firmware-problems.",
- dibdev->dev_cl->firmware);
- return ret;
- }
-
- info("downloading firmware from file '%s'.",dibdev->dev_cl->firmware);
-
- p = kmalloc(fw->size,GFP_KERNEL);
- if (p != NULL) {
- u8 reset;
- /*
- * you cannot use the fw->data as buffer for
- * usb_control_msg, a new buffer has to be
- * created
- */
- memcpy(p,fw->data,fw->size);
-
- /* stop the CPU */
- reset = 1;
- if ((ret = dibusb_writemem(udev,dibdev->dev_cl->usb_ctrl->cpu_cs_register,&reset,1)) != 1)
- err("could not stop the USB controller CPU.");
- for(i = 0; p[i+3] == 0 && i < fw->size; ) {
- b = (u8 *) &p[i];
- addr = *((u16 *) &b[1]);
-
- ret = dibusb_writemem(udev,addr,&b[4],b[0]);
-
- if (ret != b[0]) {
- err("error while transferring firmware "
- "(transferred size: %d, block size: %d)",
- ret,b[0]);
- ret = -EINVAL;
- break;
- }
- i += 5 + b[0];
- }
- /* length in ret */
- if (ret > 0)
- ret = 0;
- /* restart the CPU */
- reset = 0;
- if (ret || dibusb_writemem(udev,dibdev->dev_cl->usb_ctrl->cpu_cs_register,&reset,1) != 1) {
- err("could not restart the USB controller CPU.");
- ret = -EINVAL;
- }
-
- kfree(p);
- } else {
- ret = -ENOMEM;
- }
- release_firmware(fw);
-
- return ret;
-}
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