From 96bec7dd72511e3c16588d9af52da2cc937f7ea1 Mon Sep 17 00:00:00 2001 From: Tomas Winkler Date: Wed, 9 Nov 2011 08:26:40 -0300 Subject: [PATCH] [media] easycap: add easycap prefix to global functions names Add easycap prefix to global function to reduce possibility of name collision. Signed-off-by: Tomas Winkler Signed-off-by: Mauro Carvalho Chehab --- drivers/staging/media/easycap/easycap.h | 20 ++++++++++-------- drivers/staging/media/easycap/easycap_ioctl.c | 16 +++++++------- drivers/staging/media/easycap/easycap_low.c | 10 ++++----- drivers/staging/media/easycap/easycap_main.c | 27 ++++++++++++------------ drivers/staging/media/easycap/easycap_settings.c | 2 +- drivers/staging/media/easycap/easycap_sound.c | 15 +++++-------- 6 files changed, 43 insertions(+), 47 deletions(-) diff --git a/drivers/staging/media/easycap/easycap.h b/drivers/staging/media/easycap/easycap.h index 3a081ab..b0e54f78 100644 --- a/drivers/staging/media/easycap/easycap.h +++ b/drivers/staging/media/easycap/easycap.h @@ -463,13 +463,16 @@ struct easycap { * VIDEO FUNCTION PROTOTYPES */ /*^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^*/ +int easycap_newinput(struct easycap *, int); +void easycap_testcard(struct easycap *, int); +int easycap_isdongle(struct easycap *); + long easycap_unlocked_ioctl(struct file *, unsigned int, unsigned long); -int easycap_dqbuf(struct easycap *, int); -int submit_video_urbs(struct easycap *); + +int easycap_video_dqbuf(struct easycap *, int); +int easycap_video_submit_urbs(struct easycap *); int easycap_video_kill_urbs(struct easycap *); -void easycap_testcard(struct easycap *, int); -int fillin_formats(void); -int newinput(struct easycap *, int); +int easycap_video_fillin_formats(void); int adjust_standard(struct easycap *, v4l2_std_id); int adjust_format(struct easycap *, u32, u32, u32, int, bool); @@ -485,15 +488,15 @@ int adjust_hue(struct easycap *, int); int easycap_alsa_probe(struct easycap *); int easycap_audio_kill_urbs(struct easycap *); void easycap_alsa_complete(struct urb *); -int audio_setup(struct easycap *); /*---------------------------------------------------------------------------*/ /* * LOW-LEVEL FUNCTION PROTOTYPES */ /*---------------------------------------------------------------------------*/ -int audio_gainset(struct usb_device *, s8); +int easycap_audio_gainset(struct usb_device *, s8); +int easycap_audio_setup(struct easycap *); -int wakeup_device(struct usb_device *); +int easycap_wakeup_device(struct usb_device *); int setup_stk(struct usb_device *, bool); int setup_saa(struct usb_device *, bool); @@ -507,7 +510,6 @@ int read_saa(struct usb_device *, u16); int write_saa(struct usb_device *, u16, u16); int start_100(struct usb_device *); int stop_100(struct usb_device *); -int isdongle(struct easycap *); /*---------------------------------------------------------------------------*/ diff --git a/drivers/staging/media/easycap/easycap_ioctl.c b/drivers/staging/media/easycap/easycap_ioctl.c index 90d4384..9413b37 100644 --- a/drivers/staging/media/easycap/easycap_ioctl.c +++ b/drivers/staging/media/easycap/easycap_ioctl.c @@ -330,7 +330,7 @@ int adjust_standard(struct easycap *peasycap, v4l2_std_id std_id) "from 0x%02X to 0x%02X\n", reg, itwas, isnow); } if (resubmit) - submit_video_urbs(peasycap); + easycap_video_submit_urbs(peasycap); return 0; } /*****************************************************************************/ @@ -621,7 +621,7 @@ int adjust_format(struct easycap *peasycap, } /*---------------------------------------------------------------------------*/ if (resubmit) - submit_video_urbs(peasycap); + easycap_video_submit_urbs(peasycap); return peasycap_best_format - easycap_format; } @@ -879,7 +879,7 @@ static int adjust_volume(struct easycap *peasycap, int value) mood = (16 > peasycap->volume) ? 16 : ((31 < peasycap->volume) ? 31 : (s8) peasycap->volume); - if (!audio_gainset(peasycap->pusb_device, mood)) { + if (!easycap_audio_gainset(peasycap->pusb_device, mood)) { SAM("WARNING: failed to adjust volume to " "0x%2X\n", mood); return -ENOENT; @@ -963,7 +963,7 @@ long easycap_unlocked_ioctl(struct file *file, SAM("ERROR: peasycap->pusb_device is NULL\n"); return -EFAULT; } - kd = isdongle(peasycap); + kd = easycap_isdongle(peasycap); if (0 <= kd && DONGLE_MANY > kd) { if (mutex_lock_interruptible(&easycapdc60_dongle[kd].mutex_video)) { SAY("ERROR: cannot lock " @@ -978,7 +978,7 @@ long easycap_unlocked_ioctl(struct file *file, * IF NECESSARY, BAIL OUT. */ /*---------------------------------------------------------------------------*/ - if (kd != isdongle(peasycap)) + if (kd != easycap_isdongle(peasycap)) return -ERESTARTSYS; if (!file) { SAY("ERROR: file is NULL\n"); @@ -1218,7 +1218,7 @@ long easycap_unlocked_ioctl(struct file *file, return -EINVAL; } - rc = newinput(peasycap, (int)index); + rc = easycap_newinput(peasycap, (int)index); if (0 == rc) { JOM(8, "newinput(.,%i) OK\n", (int)index); } else { @@ -2201,7 +2201,7 @@ long easycap_unlocked_ioctl(struct file *file, if (!peasycap->polled) { do { - rcdq = easycap_dqbuf(peasycap, 0); + rcdq = easycap_video_dqbuf(peasycap, 0); if (-EIO == rcdq) { JOM(8, "returning -EIO because " "dqbuf() returned -EIO\n"); @@ -2305,7 +2305,7 @@ long easycap_unlocked_ioctl(struct file *file, mutex_unlock(&easycapdc60_dongle[kd].mutex_video); return -EFAULT; } - submit_video_urbs(peasycap); + easycap_video_submit_urbs(peasycap); peasycap->video_idle = 0; peasycap->audio_idle = 0; peasycap->video_eof = 0; diff --git a/drivers/staging/media/easycap/easycap_low.c b/drivers/staging/media/easycap/easycap_low.c index 212830b..59fdb8f 100644 --- a/drivers/staging/media/easycap/easycap_low.c +++ b/drivers/staging/media/easycap/easycap_low.c @@ -724,10 +724,11 @@ int stop_100(struct usb_device *p) /****************************************************************************/ /****************************************************************************/ /*****************************************************************************/ -int wakeup_device(struct usb_device *pusb_device) +int easycap_wakeup_device(struct usb_device *pusb_device) { if (!pusb_device) return -ENODEV; + return usb_control_msg(pusb_device, usb_sndctrlpipe(pusb_device, 0), USB_REQ_SET_FEATURE, USB_DIR_OUT | USB_TYPE_STANDARD | USB_RECIP_DEVICE, @@ -735,8 +736,7 @@ int wakeup_device(struct usb_device *pusb_device) 0, NULL, 0, 50000); } /*****************************************************************************/ -int -audio_setup(struct easycap *peasycap) +int easycap_audio_setup(struct easycap *peasycap) { struct usb_device *pusb_device; u8 buffer[1]; @@ -817,7 +817,7 @@ audio_setup(struct easycap *peasycap) * SELECT AUDIO SOURCE "LINE IN" AND SET THE AUDIO GAIN. */ /*---------------------------------------------------------------------------*/ - if (0 != audio_gainset(pusb_device, peasycap->gain)) + if (easycap_audio_gainset(pusb_device, peasycap->gain)) SAY("ERROR: audio_gainset() failed\n"); check_vt(pusb_device); return 0; @@ -894,7 +894,7 @@ int check_vt(struct usb_device *pusb_device) * 31 12.0 22.5 34.5 */ /*---------------------------------------------------------------------------*/ -int audio_gainset(struct usb_device *pusb_device, s8 loud) +int easycap_audio_gainset(struct usb_device *pusb_device, s8 loud) { int igot; u8 tmp; diff --git a/drivers/staging/media/easycap/easycap_main.c b/drivers/staging/media/easycap/easycap_main.c index f7af1d2..ce23beb 100644 --- a/drivers/staging/media/easycap/easycap_main.c +++ b/drivers/staging/media/easycap/easycap_main.c @@ -129,7 +129,7 @@ const char *strerror(int err) * THIS ROUTINE DOES NOT DETECT DUPLICATE OCCURRENCES OF POINTER peasycap */ /*---------------------------------------------------------------------------*/ -int isdongle(struct easycap *peasycap) +int easycap_isdongle(struct easycap *peasycap) { int k; if (!peasycap) @@ -170,7 +170,7 @@ static int easycap_open(struct inode *inode, struct file *file) JOM(16, "peasycap->pusb_device=%p\n", peasycap->pusb_device); file->private_data = peasycap; - rc = wakeup_device(peasycap->pusb_device); + rc = easycap_wakeup_device(peasycap->pusb_device); if (rc) { SAM("ERROR: wakeup_device() rc = %i\n", rc); if (-ENODEV == rc) @@ -307,7 +307,7 @@ static int reset(struct easycap *peasycap) peasycap->saturation = -8192; peasycap->hue = -8192; - rc = newinput(peasycap, input); + rc = easycap_newinput(peasycap, input); if (rc) { SAM("ERROR: newinput(.,%i) rc = %i\n", rc, input); @@ -368,8 +368,7 @@ static int reset(struct easycap *peasycap) * SO IT SHOULD WRITE ONLY SPARINGLY TO THE LOGFILE. */ /*---------------------------------------------------------------------------*/ -int -newinput(struct easycap *peasycap, int input) +int easycap_newinput(struct easycap *peasycap, int input) { int rc, k, m, mood, off; int inputnow, video_idlenow, audio_idlenow; @@ -536,7 +535,7 @@ newinput(struct easycap *peasycap, int input) return -EFAULT; } if (resubmit) - submit_video_urbs(peasycap); + easycap_video_submit_urbs(peasycap); peasycap->video_isoc_sequence = VIDEO_ISOC_BUFFER_MANY - 1; peasycap->video_idle = video_idlenow; @@ -546,7 +545,7 @@ newinput(struct easycap *peasycap, int input) return 0; } /*****************************************************************************/ -int submit_video_urbs(struct easycap *peasycap) +int easycap_video_submit_urbs(struct easycap *peasycap) { struct data_urb *pdata_urb; struct urb *purb; @@ -741,7 +740,7 @@ static void easycap_delete(struct kref *pkref) SAM("ERROR: peasycap is NULL: cannot perform deletions\n"); return; } - kd = isdongle(peasycap); + kd = easycap_isdongle(peasycap); /*---------------------------------------------------------------------------*/ /* * FREE VIDEO. @@ -943,7 +942,7 @@ static unsigned int easycap_poll(struct file *file, poll_table *wait) return -EFAULT; } /*---------------------------------------------------------------------------*/ - kd = isdongle(peasycap); + kd = easycap_isdongle(peasycap); if (0 <= kd && DONGLE_MANY > kd) { if (mutex_lock_interruptible(&easycapdc60_dongle[kd].mutex_video)) { SAY("ERROR: cannot down dongle[%i].mutex_video\n", kd); @@ -955,7 +954,7 @@ static unsigned int easycap_poll(struct file *file, poll_table *wait) * peasycap, IN WHICH CASE A REPEAT CALL TO isdongle() WILL FAIL. * IF NECESSARY, BAIL OUT. */ - if (kd != isdongle(peasycap)) { + if (kd != easycap_isdongle(peasycap)) { mutex_unlock(&easycapdc60_dongle[kd].mutex_video); return -ERESTARTSYS; } @@ -983,7 +982,7 @@ static unsigned int easycap_poll(struct file *file, poll_table *wait) */ return -ERESTARTSYS; /*---------------------------------------------------------------------------*/ - rc = easycap_dqbuf(peasycap, 0); + rc = easycap_video_dqbuf(peasycap, 0); peasycap->polled = 1; mutex_unlock(&easycapdc60_dongle[kd].mutex_video); if (rc) @@ -997,7 +996,7 @@ static unsigned int easycap_poll(struct file *file, poll_table *wait) * IF mode IS NONZERO THIS ROUTINE RETURNS -EAGAIN RATHER THAN BLOCKING. */ /*---------------------------------------------------------------------------*/ -int easycap_dqbuf(struct easycap *peasycap, int mode) +int easycap_video_dqbuf(struct easycap *peasycap, int mode) { int input, ifield, miss, rc; @@ -3036,7 +3035,7 @@ static int easycap_usb_probe(struct usb_interface *intf, * DYNAMICALLY FILL IN THE AVAILABLE FORMATS ... */ /*---------------------------------------------------------------------------*/ - rc = fillin_formats(); + rc = easycap_video_fillin_formats(); if (0 > rc) { SAM("ERROR: fillin_formats() rc = %i\n", rc); return -EFAULT; @@ -4025,7 +4024,7 @@ static void easycap_usb_disconnect(struct usb_interface *pusb_interface) * AN EasyCAP IS UNPLUGGED WHILE THE URBS ARE RUNNING. BEWARE. */ /*--------------------------------------------------------------------------*/ - kd = isdongle(peasycap); + kd = easycap_isdongle(peasycap); switch (bInterfaceNumber) { case 0: { if (0 <= kd && DONGLE_MANY > kd) { diff --git a/drivers/staging/media/easycap/easycap_settings.c b/drivers/staging/media/easycap/easycap_settings.c index 70f59b1..3f5f5b3 100644 --- a/drivers/staging/media/easycap/easycap_settings.c +++ b/drivers/staging/media/easycap/easycap_settings.c @@ -313,7 +313,7 @@ const struct easycap_standard easycap_standard[] = { struct easycap_format easycap_format[1 + SETTINGS_MANY]; -int fillin_formats(void) +int easycap_video_fillin_formats(void) { const char *name1, *name2, *name3, *name4; struct v4l2_format *fmt; diff --git a/drivers/staging/media/easycap/easycap_sound.c b/drivers/staging/media/easycap/easycap_sound.c index f7f9a76..353b6b7 100644 --- a/drivers/staging/media/easycap/easycap_sound.c +++ b/drivers/staging/media/easycap/easycap_sound.c @@ -61,7 +61,7 @@ static const struct snd_pcm_hardware alsa_hardware = { * SUBMIT ALL AUDIO URBS. */ /*---------------------------------------------------------------------------*/ -static int submit_audio_urbs(struct easycap *peasycap) +static int easycap_audio_submit_urbs(struct easycap *peasycap) { struct data_urb *pdata_urb; struct urb *purb; @@ -69,10 +69,6 @@ static int submit_audio_urbs(struct easycap *peasycap) int j, isbad, nospc, m, rc; int isbuf; - if (!peasycap) { - SAY("ERROR: peasycap is NULL\n"); - return -EFAULT; - } if (!peasycap->purb_audio_head) { SAM("ERROR: peasycap->urb_audio_head uninitialized\n"); return -EFAULT; @@ -167,7 +163,7 @@ static int easycap_sound_setup(struct easycap *peasycap) } JOM(16, "0x%08lX=peasycap->pusb_device\n", (long int)peasycap->pusb_device); - rc = audio_setup(peasycap); + rc = easycap_audio_setup(peasycap); JOM(8, "audio_setup() returned %i\n", rc); if (!peasycap->pusb_device) { @@ -184,13 +180,13 @@ static int easycap_sound_setup(struct easycap *peasycap) JOM(8, "usb_set_interface(.,%i,%i) returned %i\n", peasycap->audio_interface, peasycap->audio_altsetting_on, rc); - rc = wakeup_device(peasycap->pusb_device); + rc = easycap_wakeup_device(peasycap->pusb_device); JOM(8, "wakeup_device() returned %i\n", rc); peasycap->audio_eof = 0; peasycap->audio_idle = 0; - submit_audio_urbs(peasycap); + easycap_audio_submit_urbs(peasycap); JOM(4, "finished initialization\n"); return 0; @@ -203,8 +199,7 @@ static int easycap_sound_setup(struct easycap *peasycap) * IT IS RESUBMITTED PROVIDED peasycap->audio_isoc_streaming IS NOT ZERO. */ /*---------------------------------------------------------------------------*/ -void -easycap_alsa_complete(struct urb *purb) +void easycap_alsa_complete(struct urb *purb) { struct easycap *peasycap; struct snd_pcm_substream *pss; -- 2.7.4