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authorMauro Carvalho Chehab <mchehab@redhat.com>2012-08-14 00:13:22 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-08-15 16:25:07 -0300
commit0c0d06cac63ee327ceaab4b5ffe2206574ab86bd (patch)
treee759f0dc3185d97f2a0c6b5cd5e32ea6faa74d40 /drivers/media/video/gspca/finepix.c
parent84cfe9e79bd5ac11c963f4841158454fefa872f6 (diff)
downloadblackbird-op-linux-0c0d06cac63ee327ceaab4b5ffe2206574ab86bd.tar.gz
blackbird-op-linux-0c0d06cac63ee327ceaab4b5ffe2206574ab86bd.zip
[media] rename most media/video usb drivers to media/usb
Rename all USB drivers with their own directory under drivers/media/video into drivers/media/usb and update the building system. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/gspca/finepix.c')
-rw-r--r--drivers/media/video/gspca/finepix.c306
1 files changed, 0 insertions, 306 deletions
diff --git a/drivers/media/video/gspca/finepix.c b/drivers/media/video/gspca/finepix.c
deleted file mode 100644
index c8f2201cc35a..000000000000
--- a/drivers/media/video/gspca/finepix.c
+++ /dev/null
@@ -1,306 +0,0 @@
-/*
- * Fujifilm Finepix subdriver
- *
- * Copyright (C) 2008 Frank Zago
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * any later version.
- *
- * 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
- */
-
-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-
-#define MODULE_NAME "finepix"
-
-#include "gspca.h"
-
-MODULE_AUTHOR("Frank Zago <frank@zago.net>");
-MODULE_DESCRIPTION("Fujifilm FinePix USB V4L2 driver");
-MODULE_LICENSE("GPL");
-
-/* Default timeout, in ms */
-#define FPIX_TIMEOUT 250
-
-/* Maximum transfer size to use. The windows driver reads by chunks of
- * 0x2000 bytes, so do the same. Note: reading more seems to work
- * too. */
-#define FPIX_MAX_TRANSFER 0x2000
-
-/* Structure to hold all of our device specific stuff */
-struct usb_fpix {
- struct gspca_dev gspca_dev; /* !! must be the first item */
-
- struct work_struct work_struct;
- struct workqueue_struct *work_thread;
-};
-
-/* Delay after which claim the next frame. If the delay is too small,
- * the camera will return old frames. On the 4800Z, 20ms is bad, 25ms
- * will fail every 4 or 5 frames, but 30ms is perfect. On the A210,
- * 30ms is bad while 35ms is perfect. */
-#define NEXT_FRAME_DELAY 35
-
-/* These cameras only support 320x200. */
-static const struct v4l2_pix_format fpix_mode[1] = {
- { 320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
- .bytesperline = 320,
- .sizeimage = 320 * 240 * 3 / 8 + 590,
- .colorspace = V4L2_COLORSPACE_SRGB,
- .priv = 0}
-};
-
-/* send a command to the webcam */
-static int command(struct gspca_dev *gspca_dev,
- int order) /* 0: reset, 1: frame request */
-{
- static u8 order_values[2][12] = {
- {0xc6, 0, 0, 0, 0, 0, 0, 0, 0x20, 0, 0, 0}, /* reset */
- {0xd3, 0, 0, 0, 0, 0, 0, 0x01, 0, 0, 0, 0}, /* fr req */
- };
-
- memcpy(gspca_dev->usb_buf, order_values[order], 12);
- return usb_control_msg(gspca_dev->dev,
- usb_sndctrlpipe(gspca_dev->dev, 0),
- USB_REQ_GET_STATUS,
- USB_DIR_OUT | USB_TYPE_CLASS |
- USB_RECIP_INTERFACE, 0, 0, gspca_dev->usb_buf,
- 12, FPIX_TIMEOUT);
-}
-
-/* workqueue */
-static void dostream(struct work_struct *work)
-{
- struct usb_fpix *dev = container_of(work, struct usb_fpix, work_struct);
- struct gspca_dev *gspca_dev = &dev->gspca_dev;
- struct urb *urb = gspca_dev->urb[0];
- u8 *data = urb->transfer_buffer;
- int ret = 0;
- int len;
-
- /* synchronize with the main driver */
- mutex_lock(&gspca_dev->usb_lock);
- mutex_unlock(&gspca_dev->usb_lock);
- PDEBUG(D_STREAM, "dostream started");
-
- /* loop reading a frame */
-again:
- while (gspca_dev->dev && gspca_dev->streaming) {
-#ifdef CONFIG_PM
- if (gspca_dev->frozen)
- break;
-#endif
-
- /* request a frame */
- mutex_lock(&gspca_dev->usb_lock);
- ret = command(gspca_dev, 1);
- mutex_unlock(&gspca_dev->usb_lock);
- if (ret < 0)
- break;
-#ifdef CONFIG_PM
- if (gspca_dev->frozen)
- break;
-#endif
- if (!gspca_dev->dev || !gspca_dev->streaming)
- break;
-
- /* the frame comes in parts */
- for (;;) {
- ret = usb_bulk_msg(gspca_dev->dev,
- urb->pipe,
- data,
- FPIX_MAX_TRANSFER,
- &len, FPIX_TIMEOUT);
- if (ret < 0) {
- /* Most of the time we get a timeout
- * error. Just restart. */
- goto again;
- }
-#ifdef CONFIG_PM
- if (gspca_dev->frozen)
- goto out;
-#endif
- if (!gspca_dev->dev || !gspca_dev->streaming)
- goto out;
- if (len < FPIX_MAX_TRANSFER ||
- (data[len - 2] == 0xff &&
- data[len - 1] == 0xd9)) {
-
- /* If the result is less than what was asked
- * for, then it's the end of the
- * frame. Sometimes the jpeg is not complete,
- * but there's nothing we can do. We also end
- * here if the the jpeg ends right at the end
- * of the frame. */
- gspca_frame_add(gspca_dev, LAST_PACKET,
- data, len);
- break;
- }
-
- /* got a partial image */
- gspca_frame_add(gspca_dev,
- gspca_dev->last_packet_type
- == LAST_PACKET
- ? FIRST_PACKET : INTER_PACKET,
- data, len);
- }
-
- /* We must wait before trying reading the next
- * frame. If we don't, or if the delay is too short,
- * the camera will disconnect. */
- msleep(NEXT_FRAME_DELAY);
- }
-
-out:
- PDEBUG(D_STREAM, "dostream stopped");
-}
-
-/* this function is called at probe time */
-static int sd_config(struct gspca_dev *gspca_dev,
- const struct usb_device_id *id)
-{
- struct usb_fpix *dev = (struct usb_fpix *) gspca_dev;
- struct cam *cam = &gspca_dev->cam;
-
- cam->cam_mode = fpix_mode;
- cam->nmodes = 1;
- cam->bulk = 1;
- cam->bulk_size = FPIX_MAX_TRANSFER;
-
- INIT_WORK(&dev->work_struct, dostream);
-
- return 0;
-}
-
-/* this function is called at probe and resume time */
-static int sd_init(struct gspca_dev *gspca_dev)
-{
- return 0;
-}
-
-/* start the camera */
-static int sd_start(struct gspca_dev *gspca_dev)
-{
- struct usb_fpix *dev = (struct usb_fpix *) gspca_dev;
- int ret, len;
-
- /* Init the device */
- ret = command(gspca_dev, 0);
- if (ret < 0) {
- pr_err("init failed %d\n", ret);
- return ret;
- }
-
- /* Read the result of the command. Ignore the result, for it
- * varies with the device. */
- ret = usb_bulk_msg(gspca_dev->dev,
- gspca_dev->urb[0]->pipe,
- gspca_dev->urb[0]->transfer_buffer,
- FPIX_MAX_TRANSFER, &len,
- FPIX_TIMEOUT);
- if (ret < 0) {
- pr_err("usb_bulk_msg failed %d\n", ret);
- return ret;
- }
-
- /* Request a frame, but don't read it */
- ret = command(gspca_dev, 1);
- if (ret < 0) {
- pr_err("frame request failed %d\n", ret);
- return ret;
- }
-
- /* Again, reset bulk in endpoint */
- usb_clear_halt(gspca_dev->dev, gspca_dev->urb[0]->pipe);
-
- /* Start the workqueue function to do the streaming */
- dev->work_thread = create_singlethread_workqueue(MODULE_NAME);
- queue_work(dev->work_thread, &dev->work_struct);
-
- return 0;
-}
-
-/* called on streamoff with alt==0 and on disconnect */
-/* the usb_lock is held at entry - restore on exit */
-static void sd_stop0(struct gspca_dev *gspca_dev)
-{
- struct usb_fpix *dev = (struct usb_fpix *) gspca_dev;
-
- /* wait for the work queue to terminate */
- mutex_unlock(&gspca_dev->usb_lock);
- destroy_workqueue(dev->work_thread);
- mutex_lock(&gspca_dev->usb_lock);
- dev->work_thread = NULL;
-}
-
-/* Table of supported USB devices */
-static const struct usb_device_id device_table[] = {
- {USB_DEVICE(0x04cb, 0x0104)},
- {USB_DEVICE(0x04cb, 0x0109)},
- {USB_DEVICE(0x04cb, 0x010b)},
- {USB_DEVICE(0x04cb, 0x010f)},
- {USB_DEVICE(0x04cb, 0x0111)},
- {USB_DEVICE(0x04cb, 0x0113)},
- {USB_DEVICE(0x04cb, 0x0115)},
- {USB_DEVICE(0x04cb, 0x0117)},
- {USB_DEVICE(0x04cb, 0x0119)},
- {USB_DEVICE(0x04cb, 0x011b)},
- {USB_DEVICE(0x04cb, 0x011d)},
- {USB_DEVICE(0x04cb, 0x0121)},
- {USB_DEVICE(0x04cb, 0x0123)},
- {USB_DEVICE(0x04cb, 0x0125)},
- {USB_DEVICE(0x04cb, 0x0127)},
- {USB_DEVICE(0x04cb, 0x0129)},
- {USB_DEVICE(0x04cb, 0x012b)},
- {USB_DEVICE(0x04cb, 0x012d)},
- {USB_DEVICE(0x04cb, 0x012f)},
- {USB_DEVICE(0x04cb, 0x0131)},
- {USB_DEVICE(0x04cb, 0x013b)},
- {USB_DEVICE(0x04cb, 0x013d)},
- {USB_DEVICE(0x04cb, 0x013f)},
- {}
-};
-
-MODULE_DEVICE_TABLE(usb, device_table);
-
-/* sub-driver description */
-static const struct sd_desc sd_desc = {
- .name = MODULE_NAME,
- .config = sd_config,
- .init = sd_init,
- .start = sd_start,
- .stop0 = sd_stop0,
-};
-
-/* -- device connect -- */
-static int sd_probe(struct usb_interface *intf,
- const struct usb_device_id *id)
-{
- return gspca_dev_probe(intf, id,
- &sd_desc,
- sizeof(struct usb_fpix),
- THIS_MODULE);
-}
-
-static struct usb_driver sd_driver = {
- .name = MODULE_NAME,
- .id_table = device_table,
- .probe = sd_probe,
- .disconnect = gspca_disconnect,
-#ifdef CONFIG_PM
- .suspend = gspca_suspend,
- .resume = gspca_resume,
- .reset_resume = gspca_resume,
-#endif
-};
-
-module_usb_driver(sd_driver);
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