diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-07-06 14:23:39 +0200 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2008-07-06 14:23:39 +0200 |
commit | 68083e05d72d94f347293d8cc0067050ba904bfa (patch) | |
tree | 842e71365bd90866be7add181661a4039d891564 /drivers/media/video/em28xx | |
parent | 7baac8b91f9871ba8cb09af84de4ae1d86d07812 (diff) | |
parent | b7279469d66b55119784b8b9529c99c1955fe747 (diff) |
Merge commit 'v2.6.26-rc9' into cpus4096
Diffstat (limited to 'drivers/media/video/em28xx')
-rw-r--r-- | drivers/media/video/em28xx/em28xx-audio.c | 18 | ||||
-rw-r--r-- | drivers/media/video/em28xx/em28xx-cards.c | 4 | ||||
-rw-r--r-- | drivers/media/video/em28xx/em28xx-dvb.c | 10 | ||||
-rw-r--r-- | drivers/media/video/em28xx/em28xx-reg.h | 1 | ||||
-rw-r--r-- | drivers/media/video/em28xx/em28xx-video.c | 32 |
5 files changed, 47 insertions, 18 deletions
diff --git a/drivers/media/video/em28xx/em28xx-audio.c b/drivers/media/video/em28xx/em28xx-audio.c index 92b2a6db4fdc..3c006103c1eb 100644 --- a/drivers/media/video/em28xx/em28xx-audio.c +++ b/drivers/media/video/em28xx/em28xx-audio.c @@ -268,6 +268,12 @@ static int snd_em28xx_capture_open(struct snd_pcm_substream *substream) dprintk("opening device and trying to acquire exclusive lock\n"); + if (!dev) { + printk(KERN_ERR "BUG: em28xx can't find device struct." + " Can't proceed with open\n"); + return -ENODEV; + } + /* Sets volume, mute, etc */ dev->mute = 0; @@ -415,6 +421,12 @@ static int em28xx_audio_init(struct em28xx *dev) static int devnr; int ret, err; + if (dev->has_audio_class) { + /* This device does not support the extension (in this case + the device is expecting the snd-usb-audio module */ + return 0; + } + printk(KERN_INFO "em28xx-audio.c: probing for em28x1 " "non standard usbaudio\n"); printk(KERN_INFO "em28xx-audio.c: Copyright (C) 2006 Markus " @@ -458,6 +470,12 @@ static int em28xx_audio_fini(struct em28xx *dev) if (dev == NULL) return 0; + if (dev->has_audio_class) { + /* This device does not support the extension (in this case + the device is expecting the snd-usb-audio module */ + return 0; + } + if (dev->adev) { snd_card_free(dev->adev->sndcard); kfree(dev->adev); diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c index 3e4f3c7e92e7..8cbda43727c3 100644 --- a/drivers/media/video/em28xx/em28xx-cards.c +++ b/drivers/media/video/em28xx/em28xx-cards.c @@ -157,6 +157,7 @@ struct em28xx_board em28xx_boards[] = { .tda9887_conf = TDA9887_PRESENT, .tuner_type = TUNER_XC2028, .mts_firmware = 1, + .has_dvb = 1, .decoder = EM28XX_TVP5150, .input = { { .type = EM28XX_VMUX_TELEVISION, @@ -524,6 +525,9 @@ void em28xx_pre_card_setup(struct em28xx *dev) rc = em28xx_read_reg(dev, EM28XX_R0A_CHIPID); if (rc > 0) { switch (rc) { + case CHIP_ID_EM2860: + em28xx_info("chip ID is em2860\n"); + break; case CHIP_ID_EM2883: em28xx_info("chip ID is em2882/em2883\n"); dev->wait_after_write = 0; diff --git a/drivers/media/video/em28xx/em28xx-dvb.c b/drivers/media/video/em28xx/em28xx-dvb.c index 8cf4983f0039..0b2333ee07f8 100644 --- a/drivers/media/video/em28xx/em28xx-dvb.c +++ b/drivers/media/video/em28xx/em28xx-dvb.c @@ -382,6 +382,11 @@ static int dvb_init(struct em28xx *dev) int result = 0; struct em28xx_dvb *dvb; + if (!dev->has_dvb) { + /* This device does not support the extension */ + return 0; + } + dvb = kzalloc(sizeof(struct em28xx_dvb), GFP_KERNEL); if (dvb == NULL) { @@ -444,6 +449,11 @@ out_free: static int dvb_fini(struct em28xx *dev) { + if (!dev->has_dvb) { + /* This device does not support the extension */ + return 0; + } + if (dev->dvb) { unregister_dvb(dev->dvb); dev->dvb = NULL; diff --git a/drivers/media/video/em28xx/em28xx-reg.h b/drivers/media/video/em28xx/em28xx-reg.h index 9058bed07953..fac1ab23f621 100644 --- a/drivers/media/video/em28xx/em28xx-reg.h +++ b/drivers/media/video/em28xx/em28xx-reg.h @@ -84,5 +84,6 @@ /* FIXME: Need to be populated with the other chip ID's */ enum em28xx_chip_id { + CHIP_ID_EM2860 = 34, CHIP_ID_EM2883 = 36, }; diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c index 8996175cc950..285bc62bbe46 100644 --- a/drivers/media/video/em28xx/em28xx-video.c +++ b/drivers/media/video/em28xx/em28xx-video.c @@ -1166,13 +1166,13 @@ static int vidioc_g_register(struct file *file, void *priv, reg->val = ret; } else { - u64 val = 0; + __le64 val = 0; ret = em28xx_read_reg_req_len(dev, USB_REQ_GET_STATUS, reg->reg, (char *)&val, 2); if (ret < 0) return ret; - reg->val = cpu_to_le64((__u64)val); + reg->val = le64_to_cpu(val); } return 0; @@ -1183,9 +1183,9 @@ static int vidioc_s_register(struct file *file, void *priv, { struct em28xx_fh *fh = priv; struct em28xx *dev = fh->dev; - u64 buf; + __le64 buf; - buf = le64_to_cpu((__u64)reg->val); + buf = cpu_to_le64(reg->val); return em28xx_write_regs(dev, reg->reg, (char *)&buf, em28xx_reg_len(reg->reg)); @@ -1848,32 +1848,28 @@ static DEFINE_MUTEX(em28xx_extension_devlist_lock); int em28xx_register_extension(struct em28xx_ops *ops) { - struct em28xx *h, *dev = NULL; - - list_for_each_entry(h, &em28xx_devlist, devlist) - dev = h; + struct em28xx *dev = NULL; mutex_lock(&em28xx_extension_devlist_lock); list_add_tail(&ops->next, &em28xx_extension_devlist); - if (dev) - ops->init(dev); - + list_for_each_entry(dev, &em28xx_devlist, devlist) { + if (dev) + ops->init(dev); + } printk(KERN_INFO "Em28xx: Initialized (%s) extension\n", ops->name); mutex_unlock(&em28xx_extension_devlist_lock); - return 0; } EXPORT_SYMBOL(em28xx_register_extension); void em28xx_unregister_extension(struct em28xx_ops *ops) { - struct em28xx *h, *dev = NULL; - - list_for_each_entry(h, &em28xx_devlist, devlist) - dev = h; + struct em28xx *dev = NULL; - if (dev) - ops->fini(dev); + list_for_each_entry(dev, &em28xx_devlist, devlist) { + if (dev) + ops->fini(dev); + } mutex_lock(&em28xx_extension_devlist_lock); printk(KERN_INFO "Em28xx: Removed (%s) extension\n", ops->name); |