From b957dfdc3161d00b01b52154eb2d53580c8911e5 Mon Sep 17 00:00:00 2001 From: Mauro Carvalho Chehab Date: Sun, 13 Apr 2008 15:01:12 -0300 Subject: [PATCH] V4L/DVB (7555): em28xx: remove timeout It seems that we don't need a timeout for em28xx. Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/em28xx/em28xx-video.c | 31 ----------------------- drivers/media/video/em28xx/em28xx.h | 1 - 2 files changed, 32 deletions(-) diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c index 0aaf4e767e0..d6ada6226b5 100644 --- a/drivers/media/video/em28xx/em28xx-video.c +++ b/drivers/media/video/em28xx/em28xx-video.c @@ -63,8 +63,6 @@ MODULE_PARM_DESC(isoc_debug, "enable debug messages [isoc transfers]"); printk(KERN_INFO "%s %s :"fmt, \ dev->name, __func__ , ##arg); } while (0) -#define BUFFER_TIMEOUT msecs_to_jiffies(2000) /* 2 seconds */ - /* Limits minimum and default number of buffers */ #define EM28XX_MIN_BUF 4 #define EM28XX_DEF_BUF 8 @@ -133,8 +131,6 @@ static inline void buffer_filled(struct em28xx *dev, struct em28xx_dmaqueue *dma_q, struct em28xx_buffer *buf) { - mod_timer(&dma_q->timeout, jiffies + BUFFER_TIMEOUT); - /* Advice that buffer was filled */ em28xx_isocdbg("[%p/%d] wakeup\n", buf, buf->vb.i); buf->vb.state = VIDEOBUF_DONE; @@ -445,7 +441,6 @@ static void em28xx_uninit_isoc(struct em28xx *dev) dev->isoc_ctl.num_bufs = 0; - del_timer(&dev->vidq.timeout); em28xx_capture_start(dev, 0); } @@ -560,28 +555,6 @@ static int em28xx_start_thread(struct em28xx_dmaqueue *dma_q) return 0; } -static void em28xx_vid_timeout(unsigned long data) -{ - struct em28xx *dev = (struct em28xx *)data; - struct em28xx_dmaqueue *vidq = &dev->vidq; - struct em28xx_buffer *buf; - unsigned long flags; - - spin_lock_irqsave(&dev->slock, flags); - - list_for_each_entry(buf, vidq->active.next, vb.queue) { - list_del(&buf->vb.queue); - buf->vb.state = VIDEOBUF_ERROR; - wake_up(&buf->vb.done); - em28xx_videodbg("em28xx/0: [%p/%d] timeout\n", - buf, buf->vb.i); - } - /* Instead of trying to restart, just sets timeout again */ - mod_timer(&vidq->timeout, jiffies + BUFFER_TIMEOUT); - - spin_unlock_irqrestore(&dev->slock, flags); -} - /* ------------------------------------------------------------------ Videobuf operations ------------------------------------------------------------------*/ @@ -2212,10 +2185,6 @@ static int em28xx_init_dev(struct em28xx **devhandle, struct usb_device *udev, INIT_LIST_HEAD(&dev->vidq.active); INIT_LIST_HEAD(&dev->vidq.queued); - dev->vidq.timeout.function = em28xx_vid_timeout; - dev->vidq.timeout.data = (unsigned long)dev; - init_timer(&dev->vidq.timeout); - if (dev->has_msp34xx) { /* Send a reset to other chips via gpio */ diff --git a/drivers/media/video/em28xx/em28xx.h b/drivers/media/video/em28xx/em28xx.h index af15fd3f4f8..6d62357a038 100644 --- a/drivers/media/video/em28xx/em28xx.h +++ b/drivers/media/video/em28xx/em28xx.h @@ -138,7 +138,6 @@ struct em28xx_buffer { struct em28xx_dmaqueue { struct list_head active; struct list_head queued; - struct timer_list timeout; wait_queue_head_t wq; -- 2.41.1