From 759ee81be6d87c150ea2b300c221b4fec8b5f646 Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Wed, 27 Aug 2008 00:33:26 -0700 Subject: alsa: Remove special SBUS dma support code. No longer used. Signed-off-by: David S. Miller --- include/sound/core.h | 3 --- include/sound/memalloc.h | 2 -- 2 files changed, 5 deletions(-) (limited to 'include/sound') diff --git a/include/sound/core.h b/include/sound/core.h index 558b96284bd2..821d5a59d28b 100644 --- a/include/sound/core.h +++ b/include/sound/core.h @@ -42,9 +42,6 @@ #ifdef CONFIG_PCI struct pci_dev; #endif -#ifdef CONFIG_SBUS -struct sbus_dev; -#endif /* device allocation stuff */ diff --git a/include/sound/memalloc.h b/include/sound/memalloc.h index ae2921d9ddcc..6a3e7558a7e6 100644 --- a/include/sound/memalloc.h +++ b/include/sound/memalloc.h @@ -37,7 +37,6 @@ struct snd_dma_device { #ifndef snd_dma_pci_data #define snd_dma_pci_data(pci) (&(pci)->dev) #define snd_dma_isa_data() NULL -#define snd_dma_sbus_data(sbus) ((struct device *)(sbus)) #define snd_dma_continuous_data(x) ((struct device *)(unsigned long)(x)) #endif @@ -49,7 +48,6 @@ struct snd_dma_device { #define SNDRV_DMA_TYPE_CONTINUOUS 1 /* continuous no-DMA memory */ #define SNDRV_DMA_TYPE_DEV 2 /* generic device continuous */ #define SNDRV_DMA_TYPE_DEV_SG 3 /* generic device SG-buffer */ -#define SNDRV_DMA_TYPE_SBUS 4 /* SBUS continuous */ /* * info for buffer allocation -- cgit v1.2.3 From 2f3d00250ae5b1d2727e2723da805290ec408503 Mon Sep 17 00:00:00 2001 From: Hans Verkuil Date: Sat, 23 Aug 2008 04:52:00 -0300 Subject: V4L/DVB (8777): tea575x-tuner: replace video_exclusive_open/release Move the video_exclusive_open/release functionality into the driver itself. Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- include/sound/tea575x-tuner.h | 1 + sound/i2c/other/tea575x-tuner.c | 22 ++++++++++++++++++++-- 2 files changed, 21 insertions(+), 2 deletions(-) (limited to 'include/sound') diff --git a/include/sound/tea575x-tuner.h b/include/sound/tea575x-tuner.h index b62ce3e077f9..b6870cbaf2b3 100644 --- a/include/sound/tea575x-tuner.h +++ b/include/sound/tea575x-tuner.h @@ -43,6 +43,7 @@ struct snd_tea575x { unsigned int freq_fixup; /* crystal onboard */ unsigned int val; /* hw value */ unsigned long freq; /* frequency */ + unsigned long in_use; /* set if the device is in use */ struct snd_tea575x_ops *ops; void *private_data; }; diff --git a/sound/i2c/other/tea575x-tuner.c b/sound/i2c/other/tea575x-tuner.c index 83e90057270e..621d7fe3074b 100644 --- a/sound/i2c/other/tea575x-tuner.c +++ b/sound/i2c/other/tea575x-tuner.c @@ -175,6 +175,23 @@ static void snd_tea575x_release(struct video_device *vfd) { } +static int snd_tea575x_exclusive_open(struct inode *inode, struct file *file) +{ + struct video_device *dev = video_devdata(file); + struct snd_tea575x *tea = video_get_drvdata(dev); + + return test_and_set_bit(0, &tea->in_use) ? -EBUSY : 0; +} + +static int snd_tea575x_exclusive_release(struct inode *inode, struct file *file) +{ + struct video_device *dev = video_devdata(file); + struct snd_tea575x *tea = video_get_drvdata(dev); + + clear_bit(0, &tea->in_use); + return 0; +} + /* * initialize all the tea575x chips */ @@ -193,9 +210,10 @@ void snd_tea575x_init(struct snd_tea575x *tea) tea->vd.release = snd_tea575x_release; video_set_drvdata(&tea->vd, tea); tea->vd.fops = &tea->fops; + tea->in_use = 0; tea->fops.owner = tea->card->module; - tea->fops.open = video_exclusive_open; - tea->fops.release = video_exclusive_release; + tea->fops.open = snd_tea575x_exclusive_open; + tea->fops.release = snd_tea575x_exclusive_release; tea->fops.ioctl = snd_tea575x_ioctl; if (video_register_device(&tea->vd, VFL_TYPE_RADIO, tea->dev_nr - 1) < 0) { snd_printk(KERN_ERR "unable to register tea575x tuner\n"); -- cgit v1.2.3