diff options
Diffstat (limited to 'drivers/staging/media/go7007/s2250-loader.c')
| -rw-r--r-- | drivers/staging/media/go7007/s2250-loader.c | 169 |
1 files changed, 0 insertions, 169 deletions
diff --git a/drivers/staging/media/go7007/s2250-loader.c b/drivers/staging/media/go7007/s2250-loader.c deleted file mode 100644 index 72e5175fe7e3..000000000000 --- a/drivers/staging/media/go7007/s2250-loader.c +++ /dev/null @@ -1,169 +0,0 @@ -/* - * Copyright (C) 2008 Sensoray Company Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License (Version 2) as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software Foundation, - * Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. - */ - -#include <linux/module.h> -#include <linux/init.h> -#include <linux/slab.h> -#include <linux/usb.h> -#include <dvb-usb.h> - -#define S2250_LOADER_FIRMWARE "s2250_loader.fw" -#define S2250_FIRMWARE "s2250.fw" - -typedef struct device_extension_s { - struct kref kref; - int minor; - struct usb_device *usbdev; -} device_extension_t, *pdevice_extension_t; - -#define USB_s2250loader_MAJOR 240 -#define USB_s2250loader_MINOR_BASE 0 -#define MAX_DEVICES 256 - -static pdevice_extension_t s2250_dev_table[MAX_DEVICES]; -static DEFINE_MUTEX(s2250_dev_table_mutex); - -#define to_s2250loader_dev_common(d) container_of(d, device_extension_t, kref) -static void s2250loader_delete(struct kref *kref) -{ - pdevice_extension_t s = to_s2250loader_dev_common(kref); - s2250_dev_table[s->minor] = NULL; - kfree(s); -} - -static int s2250loader_probe(struct usb_interface *interface, - const struct usb_device_id *id) -{ - struct usb_device *usbdev; - int minor, ret; - pdevice_extension_t s = NULL; - const struct firmware *fw; - - usbdev = usb_get_dev(interface_to_usbdev(interface)); - if (!usbdev) { - dev_err(&interface->dev, "Enter s2250loader_probe failed\n"); - return -1; - } - dev_info(&interface->dev, "Enter s2250loader_probe 2.6 kernel\n"); - dev_info(&interface->dev, "vendor id 0x%x, device id 0x%x devnum:%d\n", - usbdev->descriptor.idVendor, usbdev->descriptor.idProduct, - usbdev->devnum); - - if (usbdev->descriptor.bNumConfigurations != 1) { - dev_err(&interface->dev, "can't handle multiple config\n"); - return -1; - } - mutex_lock(&s2250_dev_table_mutex); - - for (minor = 0; minor < MAX_DEVICES; minor++) { - if (s2250_dev_table[minor] == NULL) - break; - } - - if (minor < 0 || minor >= MAX_DEVICES) { - dev_err(&interface->dev, "Invalid minor: %d\n", minor); - goto failed; - } - - /* Allocate dev data structure */ - s = kmalloc(sizeof(device_extension_t), GFP_KERNEL); - if (s == NULL) - goto failed; - - s2250_dev_table[minor] = s; - - dev_info(&interface->dev, - "s2250loader_probe: Device %d on Bus %d Minor %d\n", - usbdev->devnum, usbdev->bus->busnum, minor); - - memset(s, 0, sizeof(device_extension_t)); - s->usbdev = usbdev; - dev_info(&interface->dev, "loading 2250 loader\n"); - - kref_init(&(s->kref)); - - mutex_unlock(&s2250_dev_table_mutex); - - if (request_firmware(&fw, S2250_LOADER_FIRMWARE, &usbdev->dev)) { - dev_err(&interface->dev, - "s2250: unable to load firmware from file \"%s\"\n", - S2250_LOADER_FIRMWARE); - goto failed2; - } - ret = usb_cypress_load_firmware(usbdev, fw, CYPRESS_FX2); - release_firmware(fw); - if (0 != ret) { - dev_err(&interface->dev, "loader download failed\n"); - goto failed2; - } - - if (request_firmware(&fw, S2250_FIRMWARE, &usbdev->dev)) { - dev_err(&interface->dev, - "s2250: unable to load firmware from file \"%s\"\n", - S2250_FIRMWARE); - goto failed2; - } - ret = usb_cypress_load_firmware(usbdev, fw, CYPRESS_FX2); - release_firmware(fw); - if (0 != ret) { - dev_err(&interface->dev, "firmware_s2250 download failed\n"); - goto failed2; - } - - usb_set_intfdata(interface, s); - return 0; - -failed: - mutex_unlock(&s2250_dev_table_mutex); -failed2: - if (s) - kref_put(&(s->kref), s2250loader_delete); - - dev_err(&interface->dev, "probe failed\n"); - return -1; -} - -static void s2250loader_disconnect(struct usb_interface *interface) -{ - pdevice_extension_t s; - dev_info(&interface->dev, "s2250: disconnect\n"); - s = usb_get_intfdata(interface); - usb_set_intfdata(interface, NULL); - kref_put(&(s->kref), s2250loader_delete); -} - -static const struct usb_device_id s2250loader_ids[] = { - {USB_DEVICE(0x1943, 0xa250)}, - {} /* Terminating entry */ -}; - -MODULE_DEVICE_TABLE(usb, s2250loader_ids); - -static struct usb_driver s2250loader_driver = { - .name = "s2250-loader", - .probe = s2250loader_probe, - .disconnect = s2250loader_disconnect, - .id_table = s2250loader_ids, -}; - -module_usb_driver(s2250loader_driver); - -MODULE_AUTHOR(""); -MODULE_DESCRIPTION("firmware loader for Sensoray 2250/2251"); -MODULE_LICENSE("GPL v2"); -MODULE_FIRMWARE(S2250_LOADER_FIRMWARE); -MODULE_FIRMWARE(S2250_FIRMWARE); |